技术领域technical field
本实用新型涉及办公或者学习用具领域，具体而言，涉及一种折叠式书架。The utility model relates to the field of office or learning appliances, in particular to a folding bookshelf.
背景技术Background technique
书架是我们生活和学习过程中使用较为频繁的学习工具。例如，中小学生上课时要使用书架支书；办公时，办公人员需要使用到书架。目前，传统的书架都是一体结构，例如采用塑料制成的一体书架，或者采用金属材质制成的一体书架。Bookshelves are frequently used learning tools in our life and study. For example, primary and middle school students need to use bookshelves to support books in class; office workers need to use bookshelves when they are in office. At present, the traditional bookshelves are all one-piece structures, for example, one-piece bookshelves made of plastic, or one-piece bookshelves made of metal materials.
发明人在研究中发现，传统的书架在使用时至少存在如下缺点：The inventor found in the research that the traditional bookshelf has at least the following disadvantages when in use:
传统的塑料书架采用一体结构，体积大，制造成本高，携带不方便，且极易损坏，造成浪费。The traditional plastic bookshelf adopts a one-piece structure, which is bulky, high in manufacturing cost, inconvenient to carry, and easily damaged, resulting in waste.
实用新型内容Utility model content
本实用新型的目的在于提供一种折叠式书架，以改善传统的书架体积大、携带不便以及使用不便的问题。The purpose of the utility model is to provide a folding bookshelf to improve the traditional bookshelf's problems of large volume, inconvenient carrying and inconvenient use.
本实用新型的实施例是这样实现的：Embodiments of the utility model are achieved in that:
基于上述目的，本实用新型提供了一种折叠式书架，包括：Based on the above purpose, the utility model provides a folding bookshelf, comprising:
承载单元，所述承载单元包括第一承载臂以及第二承载臂，所述第一承载臂与所述第二承载臂铰接，所述承载单元具有所述第一承载臂沿第一转动方向相对于所述第二承载臂转动以使所述第一承载臂和第二承载臂平行设置的折叠状态，以及所述第一承载臂沿第二转动方向相对于第二承载臂转动以使所述第一承载臂和第二承载臂呈夹角的展开状态，所述承载单元呈展开状态时，所述承载单元限定出承载面；A bearing unit, the bearing unit includes a first bearing arm and a second bearing arm, the first bearing arm is hinged to the second bearing arm, and the bearing unit has the first bearing arm opposite to each other along the first rotation direction In the folded state where the second carrying arm rotates so that the first carrying arm and the second carrying arm are arranged in parallel, and the first carrying arm rotates relative to the second carrying arm along the second rotating direction so that the The first bearing arm and the second bearing arm are in an expanded state at an angle, and when the bearing unit is in an expanded state, the bearing unit defines a bearing surface;
以及支撑单元，所述支撑单元包括第一支撑脚以及第二支撑脚，所述第一支撑脚转动设置于所述第一承载臂上，所述第二支撑脚转动设置于所述第二承载臂上，所述第一支撑脚转动过程中能够与所述承载面呈角度设置，所述第二支撑脚转动过程中能够与所述承载面呈角度设置。And a supporting unit, the supporting unit includes a first supporting foot and a second supporting foot, the first supporting foot is rotatably arranged on the first carrying arm, and the second supporting foot is rotatably arranged on the second carrying arm On the arm, the first support foot can be set at an angle to the bearing surface during rotation, and the second support foot can be set at an angle to the bearing surface during rotation.
在本实用新型较佳的实施例中，所述第一承载臂上设置有第一限位面，所述第二承载臂上设置有第二限位面，所述支撑单元呈所述展开状态时，所述第一承载面与所述第二承载面抵接。In a preferred embodiment of the present invention, a first limiting surface is provided on the first carrying arm, a second limiting surface is provided on the second carrying arm, and the support unit is in the unfolded state , the first bearing surface abuts against the second bearing surface.
在本实用新型较佳的实施例中，所述第一承载臂上设置有限位块，所述第二承载臂上设置有弧形限位孔，所述限位块滑动设置于所述弧形限位孔中，所述第一限位面设置为所述限位块沿所述第一转动方向的后侧面，所述第二限位面设置为所述弧形限位孔沿所述第一转动方向的后侧孔壁。In a preferred embodiment of the present invention, a limiting block is arranged on the first bearing arm, an arc-shaped limiting hole is arranged on the second bearing arm, and the limiting block is slidably arranged on the arc-shaped In the limit hole, the first limit surface is set as the rear side of the limit block along the first rotation direction, and the second limit surface is set as the arc-shaped limit hole along the first rotation direction. A rear side hole wall in the direction of rotation.
在本实用新型较佳的实施例中，所述第一支撑脚包括第一连接件、第一支撑杆以及第一挡条，所述第一连接件与所述第一承载臂以第一转动轴线转动连接，所述第一支撑杆与所述第一连接件以第二转轴线转动连接，第一转动轴线垂直于所述承载面，所述第二转轴线垂直于所述第一转动轴线；所述第一挡条安装于所述第一支撑杆上，所述第一挡条与所述承载面之间形成第一限位区域。In a preferred embodiment of the present invention, the first supporting foot includes a first connecting piece, a first supporting rod, and a first stop bar, and the first connecting piece and the first carrying arm rotate at a first The axis is rotationally connected, the first support rod and the first connecting member are rotationally connected by a second rotational axis, the first rotational axis is perpendicular to the bearing surface, and the second rotational axis is perpendicular to the first rotational axis ; The first blocking bar is installed on the first support rod, and a first limiting area is formed between the first blocking bar and the bearing surface.
在本实用新型较佳的实施例中，所述第一连接件包括第一子连接块和第一母连接块，所述第一子连接块以所述第一转动轴线与所述第一承载臂铰接，所述第一母连接块以所述第二转动轴线与所述第一子连接块铰接，所述第一支撑杆以第三转动轴线与所述第一母连接块铰接，所述第一转动轴线、第二转动轴线以及第三转动轴线两两垂直。In a preferred embodiment of the present invention, the first connecting piece includes a first sub-connection block and a first female connection block, and the first sub-connection block connects with the first bearing The arm is hinged, the first female connection block is hinged with the first sub-connection block with the second rotation axis, the first support rod is hinged with the first female connection block with the third rotation axis, and the The first rotation axis, the second rotation axis and the third rotation axis are perpendicular to each other.
在本实用新型较佳的实施例中，所述第一挡条包括第一纵向挡条以及第一横向啪啪尺，所述第一纵向挡条安装在所述第一支撑杆上，所述第一横向啪啪尺安装在所述第一纵向挡条上。In a preferred embodiment of the present invention, the first bar includes a first longitudinal bar and a first transverse snap ruler, the first longitudinal bar is installed on the first support bar, the The first horizontal snap ruler is installed on the first longitudinal bar.
在本实用新型较佳的实施例中，所述第一支撑脚还包括第一配重杆，所述第一配重杆滑动设置于所述第一支撑杆中。In a preferred embodiment of the present invention, the first supporting foot further includes a first counterweight rod, and the first counterweight rod is slidably disposed in the first supporting rod.
在本实用新型较佳的实施例中，所述第二支撑脚包括第二连接件、第二支撑杆以及第二挡条，所述第二连接件与所述第二承载臂以第二转动轴线转动连接，所述第二支撑杆与所述第二连接件以第二转轴线转动连接，第二转动轴线垂直于所述承载面，所述第二转轴线垂直于所述第二转动轴线；所述第二挡条安装于所述第二支撑杆上，所述第二挡条与所述承载面之间形成第二限位区域。In a preferred embodiment of the present invention, the second supporting foot includes a second connecting piece, a second supporting rod, and a second retaining bar, and the second connecting piece and the second carrying arm rotate in a second Axis rotation connection, the second support rod and the second connecting member are connected by a second rotation axis, the second rotation axis is perpendicular to the bearing surface, and the second rotation axis is perpendicular to the second rotation axis ; The second blocking bar is installed on the second support rod, and a second limiting area is formed between the second blocking bar and the bearing surface.
在本实用新型较佳的实施例中，所述承载单元还包括第一辅助承载件以及第二辅助承载件，所述第一辅助承载件转动安装在所述第一承载臂上，所述第二辅助承载件转动安装在所述第二承载臂上。In a preferred embodiment of the present invention, the bearing unit further includes a first auxiliary bearing member and a second auxiliary bearing member, the first auxiliary bearing member is rotatably mounted on the first bearing arm, and the first auxiliary bearing member The two auxiliary bearing parts are rotatably mounted on the second bearing arm.
在本实用新型较佳的实施例中，所述第一辅助承载件包括第一转动杆以及第一滑动杆，所述第一转动杆的一端转动安装在所述第一承载臂上，所述第一滑动杆的一端铰接在所述第一转动杆上，所述第一滑动杆的另一端滑动设置于所述第一承载臂上。In a preferred embodiment of the present invention, the first auxiliary bearing member includes a first rotating rod and a first sliding rod, one end of the first rotating rod is rotatably mounted on the first bearing arm, the One end of the first sliding rod is hinged on the first rotating rod, and the other end of the first sliding rod is slidably arranged on the first bearing arm.
本实用新型实施例的有益效果是：The beneficial effects of the utility model embodiment are:
综上所述，本实用新型实施例提供了一种折叠式书架，其结构简单合理，便于制造加工，安装与使用方便，同时，该折叠式书架具有展开状态和折叠状态，收纳和携带时折叠式书架呈折叠状态，体积小，携带方便。具体如下：To sum up, the embodiment of the utility model provides a foldable bookshelf, which is simple and reasonable in structure, easy to manufacture and process, easy to install and use. The bookshelf is in a folded state, small in size and easy to carry. details as follows:
本实施例提供的折叠式书架，包括承载单元和支撑单元。承载单元用于承载书本，支撑单元用于支撑承载单元。使用时，转动承载单元的第一承载臂和第二承载臂，转动至设定角度后，承载单元呈展开状态，此时，承载单元具有放置书本的承载面。然后再转动第一支撑脚和第二支撑脚，使第一支撑脚和第二支撑脚均与承载面呈一定角度，利用第一支撑脚和第二支撑脚将承载单元支撑起来，使得承载单元具有的承载面与水平面呈一定角度，最后将书本置于承载面上，进行阅读即可。在使用完毕后，转动第一支撑臂和第二支撑臂，第一支撑臂和第二支撑臂转动至平行设置，即承载单元呈折叠状态，同时转动第一支撑脚和第二支撑脚，分别与第一承载臂和第二承载臂平行，这样，第一支撑脚、第二支撑脚、第一承载臂和第二支撑臂构成的折叠式书架体积小，占用的空间小，便于携带和收纳。The folding bookshelf provided in this embodiment includes a carrying unit and a supporting unit. The carrying unit is used for carrying books, and the supporting unit is used for supporting the carrying unit. When in use, the first carrying arm and the second carrying arm of the carrying unit are rotated to a set angle, and the carrying unit is in an unfolded state. At this time, the carrying unit has a carrying surface for placing books. Then turn the first supporting foot and the second supporting foot, so that the first supporting foot and the second supporting foot are at a certain angle with the bearing surface, and the bearing unit is supported by the first supporting foot and the second supporting foot, so that the bearing unit The bearing surface has a certain angle with the horizontal plane, and finally the book is placed on the bearing surface for reading. After use, rotate the first support arm and the second support arm, the first support arm and the second support arm are rotated to be arranged in parallel, that is, the carrying unit is in a folded state, and the first support leg and the second support leg are rotated at the same time, respectively Parallel to the first supporting arm and the second supporting arm, in this way, the folding bookshelf formed by the first supporting foot, the second supporting foot, the first supporting arm and the second supporting arm is small in volume, takes up little space, and is easy to carry and store .
附图说明Description of drawings
为了更清楚地说明本实用新型实施例的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，应当理解，以下附图仅示出了本实用新型的某些实施例，因此不应被看作是对范围的限定，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他相关的附图。In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.
图1为本实用新型实施例的折叠式书架的折叠状态的示意图；1 is a schematic diagram of a folded state of a foldable bookshelf according to an embodiment of the present invention;
图2为本实用新型实施例的折叠式书架的展开状态的一视角的示意图；Fig. 2 is a schematic diagram of an angle of view of the unfolded state of the foldable bookshelf according to the embodiment of the present invention;
图3为本实用新型实施例的折叠式书架的展开状态的另一视角的示意图；Fig. 3 is a schematic diagram of another perspective of the unfolded state of the foldable bookshelf according to the embodiment of the present invention;
图4为本实用新型实施例的折叠式书架的展开状态的正视图；Fig. 4 is a front view of the unfolded state of the folding bookshelf according to the embodiment of the present invention;
图5为本实用新型实施例的折叠式书架的第一支撑脚的示意图；Fig. 5 is a schematic diagram of the first supporting foot of the folding bookshelf according to the embodiment of the present invention;
图6为本实用新型实施例的折叠式书架的第二支撑脚的示意图。Fig. 6 is a schematic diagram of the second supporting leg of the folding bookshelf according to the embodiment of the present invention.
图标：001－第一转动方向；002－第二转动方向；100－承载单元；110－第一承载臂；111－限位块；112－第一限位面；113－第一滑道；120－第二承载臂；121－弧形限位孔；122－第二限位面；123－第二滑道；130－第一辅助承载件；131－第一转动杆；132－第一滑动杆；140－第二辅助承载件；141－第二转动杆；142－第二滑动杆；150－安装轴；200－支撑单元；210－第一支撑脚；211－第一连接件；201－第一子连接块；202－第一母连接块；212－第一支撑杆；213－第一挡条；203－第一纵向挡条；204－第一横向啪啪尺；214－第一配重杆；220－第二支撑脚；221－第二连接件；205－第二子连接块；206－第二母连接块；222－第二支撑杆；223－第二挡条；207－第二纵向挡条；208－第二横向啪啪尺；224－第二配重杆；230－第一限位区域；240－第二限位区域。Icons: 001 - first rotation direction; 002 - second rotation direction; 100 - carrying unit; 110 - first carrying arm; 111 - limit block; 112 - first limit surface; 113 - first slideway; 120 - second bearing arm; 121 - arc-shaped limiting hole; 122 - second limiting surface; 123 - second slideway; 130 - first auxiliary bearing; 131 - first rotating rod; 132 - first sliding rod ; 140-second auxiliary bearing; 141-second rotating rod; 142-second sliding rod; 150-installation shaft; 200-support unit; 210-first supporting foot; A sub-connection block; 202-the first female connection block; 212-the first support rod; 213-the first retaining bar; 203-the first longitudinal retaining bar; 204-the first horizontal snap ruler; 214-the first counterweight Rod; 220-the second support foot; 221-the second connector; 205-the second sub-connection block; 206-the second female connection block; 222-the second support rod; 223-the second retaining bar; 207-the second Longitudinal bar; 208-the second horizontal snap ruler; 224-the second counterweight bar; 230-the first limit area; 240-the second limit area.
具体实施方式Detailed ways
传统的塑料书架采用一体结构，体积大，制造成本高，携带不方便，且极易损坏，造成浪费。The traditional plastic bookshelf adopts a one-piece structure, which is bulky, high in manufacturing cost, inconvenient to carry, and easily damaged, resulting in waste.
鉴于此，发明人设计了一种折叠式书架，该折叠式书架具有展开状态和折叠状态，收纳和携带时折叠式书架呈折叠状态，体积小，携带方便。In view of this, the inventor has designed a foldable bookshelf, which has an unfolded state and a folded state, and the foldable bookshelf is in a folded state when being stored and carried, and is small in size and easy to carry.
为使本实用新型实施例的目的、技术方案和优点更加清楚，下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本实用新型一部分实施例，而不是全部的实施例。通常在此处附图中描述和示出的本实用新型实施例的组件可以以各种不同的配置来布置和设计。In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.
因此，以下对在附图中提供的本实用新型的实施例的详细描述并非旨在限制要求保护的本实用新型的范围，而是仅仅表示本实用新型的选定实施例。基于本实用新型中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.
应注意到：相似的标号和字母在下面的附图中表示类似项，因此，一旦某一项在一个附图中被定义，则在随后的附图中不需要对其进行进一步定义和解释。It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.
在本实用新型的描述中，需要说明的是，术语“中心”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，或者是该实用新型产品使用时惯常摆放的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。此外，术语“第一”、“第二”、“第三”等仅用于区分描述，而不能理解为指示或暗示相对重要性。In the description of the utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "inner", "outer" etc. is based on the orientation or positional relationship shown in the accompanying drawings, or is the product of the utility model The orientation or positional relationship that is customarily placed in use is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot It should be understood as a limitation of the present utility model. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.
在本实用新型的描述中，还需要说明的是，除非另有明确的规定和限定，术语“设置”、“安装”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本实用新型中的具体含义。In the description of the present utility model, it should also be noted that, unless otherwise clearly stipulated and limited, the terms "setting", "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a A detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediary, and it may be an internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.
需要说明的是，在不冲突的情况下，本实用新型中的实施例及实施例中的特征可以相互组合。It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.
实施例Example
请参阅图1和图2，本实施例提供了一种折叠式书架，具有展开状态和折叠状态，使用时，折叠式书架呈展开状态，便于支撑书本以及支撑在桌面上。使用完毕后，操作书架使其呈折叠状态，体积小，便于携带和收纳。Please refer to FIG. 1 and FIG. 2 , this embodiment provides a foldable bookshelf, which has an unfolded state and a folded state. When in use, the foldable bookshelf is in an unfolded state, which is convenient for supporting books and supporting them on the desktop. After use, operate the bookshelf to make it in a folded state, the volume is small, and it is easy to carry and store.
请参阅图1，本实施例提供的折叠式书架包括承载单元100以及支撑单元200。承载单元100和支撑单元200连接。Referring to FIG. 1 , the foldable bookshelf provided in this embodiment includes a carrying unit 100 and a supporting unit 200 . The carrying unit 100 is connected to the supporting unit 200 .
请参阅图2－图4，承载单元100包括第一承载臂110、第二承载臂120、第一辅助承载件130和第二辅助承载件140。第一承载臂110和第二承载臂120铰接，铰接位置同时位于第一承载臂110和第二承载臂120的长度方向的中部位置。第一承载臂110和第二承载臂120相对转动后可以呈“x”形态，即为展开状态，承载单元100展开后具有用于支撑书本的支撑面。第一辅助承载件130和第二辅助承载件140分别铰接在第一承载臂110和第二承载臂120上，使用时，第一辅助承载件130和第二辅助承载件140 分别转动展开即可。Referring to FIGS. 2-4 , the bearing unit 100 includes a first bearing arm 110 , a second bearing arm 120 , a first auxiliary bearing member 130 and a second auxiliary bearing member 140 . The first carrying arm 110 and the second carrying arm 120 are hinged, and the hinged position is located in the middle of the length direction of the first carrying arm 110 and the second carrying arm 120 . The first carrying arm 110 and the second carrying arm 120 can be in an "x" shape after relative rotation, that is, in an unfolded state, and the carrying unit 100 has a supporting surface for supporting books after being unfolded. The first auxiliary carrier 130 and the second auxiliary carrier 140 are hinged on the first carrier arm 110 and the second carrier arm 120 respectively. When in use, the first auxiliary carrier 130 and the second auxiliary carrier 140 can be rotated and unfolded respectively. .
可选的，第一承载臂110为长条形，进一步的，第一承载臂110大致呈矩形条，第一承载臂110具有相对的第一板面和第二板面。第一承载臂 110的中部位置设置有第一通孔，第一通孔可以是圆形孔，第一通孔的中轴线垂直于第一板面和第二板面。第一承载臂110的第二板面上安装有限位块111，限位块111呈扇形，限位块111通过弹性件安装在第一承载臂110上，操作时可以沿第一通孔的中轴线方向按压限位块111，以改变限位块111凸出第二板面的高度。限位块111和第一通孔同圆心设置。在第一承载臂110上设置有第一滑道113，第一滑道113位于第一通孔沿第一承载臂110长度方向的一侧，第一滑道113的长度方向平行于第一承载臂110 的长度方向。Optionally, the first carrying arm 110 is elongated, further, the first carrying arm 110 is substantially rectangular, and the first carrying arm 110 has a first plate surface and a second plate surface opposite to each other. A first through hole is provided in the middle of the first carrying arm 110. The first through hole may be a circular hole, and the central axis of the first through hole is perpendicular to the first board surface and the second board surface. The second plate surface of the first bearing arm 110 is equipped with a limit block 111, the limit block 111 is fan-shaped, the limit block 111 is installed on the first load arm 110 by an elastic member, and can be moved along the center of the first through hole during operation. Press the limiting block 111 in the axial direction to change the height of the limiting block 111 protruding from the second board surface. The limiting block 111 is set concentrically with the first through hole. A first slideway 113 is provided on the first carrying arm 110, the first slideway 113 is located on one side of the first through hole along the length direction of the first carrying arm 110, and the length direction of the first slideway 113 is parallel to the first carrying arm 110. The length direction of the arm 110 .
可选的，第一辅助承载件130包括第一转动杆131和第一滑动杆132，第一转动杆131呈矩形条，第一滑动杆132呈矩形条，第一转动杆131的一端铰接在第一承载臂110的一端，第一滑动杆132的一端铰接在第一转动杆131上，第一滑动杆132的另一端滑动设置在第一滑道113中，第一滑道113杆相对于第一滑道113滑动时还可以在第一滑道113中转动。第一转动杆131和第二滑动杆142可以转动至与第一承载臂110平行，且第一转动杆131和第一滑动杆132均贴合在第一承载臂110的第一板面上。Optionally, the first auxiliary carrier 130 includes a first rotating rod 131 and a first sliding rod 132, the first rotating rod 131 is a rectangular bar, the first sliding rod 132 is a rectangular bar, and one end of the first rotating rod 131 is hinged on One end of the first carrying arm 110, one end of the first sliding rod 132 is hinged on the first rotating rod 131, and the other end of the first sliding rod 132 is slidably arranged in the first slideway 113, and the first slideway 113 bar is relative to When the first slideway 113 slides, it can also rotate in the first slideway 113 . The first rotating rod 131 and the second sliding rod 142 can rotate to be parallel to the first carrying arm 110 , and both the first rotating rod 131 and the first sliding rod 132 are attached to the first plate surface of the first carrying arm 110 .
需要说明的是，弹性件可以是弹簧。It should be noted that the elastic member may be a spring.
请参阅图2－图4，可选的，第二承载臂120为长条形，进一步的，第二承载臂120大致呈矩形条，第二承载臂120具有相对的第三板面和第四板面。第二承载臂120的中部位置设置有第二通孔，第二通孔可以是圆形孔，第二通孔的中轴线垂直于第三板面和第四板面。第二承载上臂设置有弧形限位孔121，弧形限位孔121呈扇形孔。弧形限位孔121和第二通孔同圆心设置。在第二承载臂120上设置有第二滑道123，第二滑道123位于第二通孔沿第二承载臂120长度方向的一侧，第二滑道123的长度方向平行于第二承载臂120的长度方向。Please refer to Fig. 2-Fig. 4, optionally, the second carrying arm 120 is elongated, further, the second carrying arm 120 is roughly rectangular, and the second carrying arm 120 has a third opposite board surface and a fourth Board surface. A second through hole is provided in the middle of the second carrying arm 120 . The second through hole may be a circular hole, and the central axis of the second through hole is perpendicular to the third plate surface and the fourth plate surface. The second bearing upper arm is provided with an arc-shaped limiting hole 121 , and the arc-shaped limiting hole 121 is a fan-shaped hole. The arc-shaped limiting hole 121 and the second through hole are concentrically arranged. A second slideway 123 is arranged on the second carrying arm 120, and the second slideway 123 is located on one side of the second through hole along the length direction of the second carrying arm 120, and the length direction of the second slideway 123 is parallel to the second carrying arm 120. The length direction of the arm 120.
可选的，第二辅助承载件140包括第二转动杆141和第二滑动杆142，第二转动杆141呈矩形条，第二滑动杆142呈矩形条，第二转动杆141的一端铰接在第二承载臂120的一端，第二滑动杆142的一端铰接在第二转动杆141上，第二滑动杆142的另一端滑动设置在第二滑道123中，第二滑道123杆相对于第二滑道123滑动时还可以在第二滑道123中转动。第二转动杆141和第二滑动杆142可以转动至与第二承载臂120平行，且第二转动杆141和第二滑动杆142均贴合在第二承载臂120的第四板面上。Optionally, the second auxiliary carrier 140 includes a second rotating rod 141 and a second sliding rod 142, the second rotating rod 141 is a rectangular bar, the second sliding rod 142 is a rectangular bar, and one end of the second rotating rod 141 is hinged on One end of the second carrying arm 120, one end of the second sliding rod 142 is hinged on the second rotating rod 141, and the other end of the second sliding rod 142 is slidably arranged in the second slideway 123, and the second slideway 123 bar is relatively The second slideway 123 can also rotate in the second slideway 123 when sliding. The second rotating rod 141 and the second sliding rod 142 can rotate to be parallel to the second carrying arm 120 , and both the second rotating rod 141 and the second sliding rod 142 are attached to the fourth board surface of the second carrying arm 120 .
第一承载臂110和第二承载臂120通过安装轴150铰接，安装轴150 穿过第一通孔和第二通孔。显然，安装轴150可以与第一承载臂110或者第二承载臂120一体成型。同时，限位块111插接在弧形限位孔121中。设定，折叠式书架的折叠状态为使用前的初始状态，需要使用时，沿着第一转动方向001转动第一承载臂110时，第一承载臂110相对于第二承载臂120转动，限位块111在弧形限位孔121中转动，当转动至限位块111 上的第一限位面112抵接在弧形限位孔121上的第二限位面122上时，第一承载臂110和第二承载臂120不能够继续沿着第一转动方向001转动，此时，承载单元100呈展开状态。其中，第一限位面112也即限位块111 沿着第一转动方向001的前侧面，第二限位面122也即弧形限位孔121沿着第一转动方向001的后侧孔壁。当需要折叠第一承载臂110和第二承载臂120，使承载单元100呈折叠状态时，此时可以按压限位块111，使限位块111脱离弧形限位孔121，此时，转动第一承载臂110至与第二承载臂 120平行即可，承载单元100呈折叠状态时，第二板面和第三板面贴合。The first bearing arm 110 and the second bearing arm 120 are hinged through the installation shaft 150, and the installation shaft 150 passes through the first through hole and the second through hole. Apparently, the installation shaft 150 can be integrally formed with the first carrying arm 110 or the second carrying arm 120 . At the same time, the limiting block 111 is plugged into the arc-shaped limiting hole 121 . It is set that the folded state of the folding bookshelf is the initial state before use. When it needs to be used, when the first carrying arm 110 is rotated along the first rotating direction 001, the first carrying arm 110 rotates relative to the second carrying arm 120, and the limit is limited. The positioning block 111 rotates in the arc-shaped limiting hole 121. When the first limiting surface 112 on the limiting block 111 abuts against the second limiting surface 122 on the arc-shaped limiting hole 121, the first The carrying arm 110 and the second carrying arm 120 cannot continue to rotate along the first rotating direction 001 , and at this moment, the carrying unit 100 is in an unfolded state. Wherein, the first limit surface 112 is the front side of the limit block 111 along the first rotation direction 001, and the second limit surface 122 is the rear side hole of the arc-shaped limit hole 121 along the first rotation direction 001 wall. When it is necessary to fold the first carrying arm 110 and the second carrying arm 120 so that the carrying unit 100 is in a folded state, the stop block 111 can be pressed at this time to make the stop block 111 break away from the arc-shaped stop hole 121. At this time, turn The first carrying arm 110 is only required to be parallel to the second carrying arm 120 , and when the carrying unit 100 is in a folded state, the second board surface and the third board surface are bonded together.
需要说明的是，可以将限位块111设置为固定块，将承载单元100由展开状态转动至折叠状态时，可以沿与第一转动方向001相反的第二转动方向002转动第一承载臂110。It should be noted that the limiting block 111 can be set as a fixed block, and when the carrying unit 100 is rotated from the unfolded state to the folded state, the first carrying arm 110 can be rotated in the second rotating direction 002 opposite to the first rotating direction 001 .
请参阅图5－图6，可选的，支撑单元200包括有第一支撑脚210和第二支撑脚220，第一支撑脚210转动安装在第一承载臂110上，第二支撑脚 220转动安装在第二承载臂120上。Please refer to Fig. 5-Fig. 6, optionally, the supporting unit 200 includes a first supporting foot 210 and a second supporting foot 220, the first supporting foot 210 is rotatably mounted on the first carrying arm 110, and the second supporting foot 220 is rotatably Installed on the second carrying arm 120 .
进一步的，第一支撑脚210包括第一连接件211、第一支撑杆212、第一挡条213以及第一配重杆214。Further, the first supporting foot 210 includes a first connecting piece 211 , a first supporting rod 212 , a first blocking bar 213 and a first counterweight rod 214 .
第一连接件211与第一承载臂110以第一转动轴线转动连接，第一支撑杆212与第一连接件211以第二转轴线转动连接，第一转动轴线垂直于承载面，第二转轴线垂直于第一转动轴线；第一挡条213安装于第一支撑杆212上，第一挡条213与承载面之间形成第一限位区域230。第一配重杆 214滑动设置于第一支撑杆212中。The first connecting member 211 is rotationally connected with the first carrying arm 110 by a first rotation axis, the first support rod 212 is rotationally connected with the first connecting member 211 by a second rotational axis, the first rotational axis is perpendicular to the carrying surface, and the second rotational axis The axis is perpendicular to the first rotation axis; the first bar 213 is mounted on the first support rod 212 , and a first limiting area 230 is formed between the first bar 213 and the bearing surface. The first counterweight rod 214 is slidably disposed in the first support rod 212.
进一步的，第一连接件211包括第一子连接块201和第一母连接块202，第一子连接块201以第一转动轴线与第一承载臂110铰接，第一母连接块 202以第二转动轴线与第一子连接块201铰接，第一支撑杆212以第三转动轴线与第一母连接块202铰接，第一转动轴线、第二转动轴线以及第三转动轴线两两垂直。Further, the first connecting piece 211 includes a first sub-connection block 201 and a first female connection block 202, the first sub-connection block 201 is hinged with the first carrying arm 110 by a first rotation axis, and the first female connection block 202 is hinged by a first rotation axis. The two rotation axes are hinged to the first sub-connection block 201, the first support rod 212 is hinged to the first female connection block 202 by a third rotation axis, and the first rotation axis, the second rotation axis and the third rotation axis are perpendicular to each other.
进一步的，第一挡条213包括第一纵向挡条203以及第一横向啪啪尺204，第一纵向挡条203安装在第一支撑杆212上，第一横向啪啪尺204安装在第一纵向挡条203上，第一横向啪啪尺204和第一纵向挡条203垂直设置。Further, the first bar 213 includes a first longitudinal bar 203 and a first transverse snap ruler 204, the first longitudinal bar 203 is installed on the first support bar 212, and the first transverse snap bar 204 is installed on the first On the longitudinal bar 203, the first transverse snap ruler 204 and the first longitudinal bar 203 are arranged vertically.
请参阅图5－图6，可选的，第二支撑脚220包括第二连接件221、第二支撑杆222、第二挡条223以及第二配重杆224。Referring to FIGS. 5-6 , optionally, the second supporting foot 220 includes a second connecting member 221 , a second supporting rod 222 , a second retaining bar 223 and a second counterweight rod 224 .
第二连接件221与第二承载臂120以第四转动轴线转动连接，第二支撑杆222与第二连接件221以第五转轴线转动连接，第四转动轴线垂直于承载面，第四转轴线垂直于第五转动轴线；第二挡条223安装于第二支撑杆222上，第二挡条223与承载面之间形成第二限位区域240。第二配重杆 224滑动设置于第二支撑杆222中。The second connecting member 221 is connected to the second bearing arm 120 by the fourth rotation axis, the second support rod 222 is connected to the second connecting member 221 by the fifth rotation axis, the fourth rotation axis is perpendicular to the bearing surface, and the fourth rotation axis The axis is perpendicular to the fifth rotation axis; the second bar 223 is installed on the second support rod 222 , and a second limiting area 240 is formed between the second bar 223 and the bearing surface. The second counterweight rod 224 is slidably disposed in the second support rod 222.
进一步的，第二连接件221包括第二子连接块205和第二母连接块206，第二子连接块205以第四转动轴线与第二承载臂120铰接，第二母连接块 206以第五转动轴线与第二子连接块205铰接，第二支撑杆222以第六转动轴线与第二母连接块206铰接，第四转动轴线、第五转动轴线以及第六转动轴线两两垂直。Further, the second connecting piece 221 includes a second sub-connection block 205 and a second female connection block 206, the second sub-connection block 205 is hinged with the second carrying arm 120 by the fourth rotation axis, and the second female connection block 206 is hinged by the second The fifth rotation axis is hinged with the second sub-connection block 205, the second support rod 222 is hinged with the second female connection block 206 with the sixth rotation axis, and the fourth rotation axis, the fifth rotation axis and the sixth rotation axis are perpendicular to each other.
进一步的，第二挡条223包括第二纵向挡条207以及第二横向啪啪尺 208，第二纵向挡条207安装在第二支撑杆222上，第二横向啪啪尺208安装在第二纵向挡条207上，第二横向啪啪尺208和第二纵向挡条207垂直设置。Further, the second bar 223 includes a second longitudinal bar 207 and a second transverse snap ruler 208, the second longitudinal bar 207 is installed on the second support bar 222, and the second transverse snap bar 208 is installed on the second On the longitudinal bar 207, the second transverse snap ruler 208 and the second longitudinal bar 207 are arranged vertically.
需要说明的是，在使用折叠式书架时，第一横向啪啪尺204和第二横向啪啪尺208可以保持伸展状态，用于限制书页翻页。第二横向啪啪尺208 的结构可以与第一横向啪啪尺204的结构相同，功能和作用也相同，在此仅对第一横向啪啪尺204进行说明。需要翻页时，按压第一横向啪啪尺204，第一横向啪啪尺204自动卷缩呈螺旋盘状，此时，可以对书本进行翻页。第一横向啪啪尺204可以是弹性条，例如橡胶条。第一横向啪啪尺204呈伸展状态时，第一横向啪啪尺204的横截面呈弧面，例如呈半圆形弧面，且第一横向啪啪的内凹面朝向第一承载臂110设置。It should be noted that, when using the foldable bookshelf, the first horizontal snap ruler 204 and the second horizontal snap ruler 208 can be kept in an extended state to limit page turning. The structure of the second horizontal snap ruler 208 may be the same as that of the first horizontal snap ruler 204 , and the functions and effects are also the same, and only the first horizontal snap ruler 204 will be described here. When a page needs to be turned, press the first horizontal snap ruler 204, and the first horizontal snap ruler 204 will automatically shrink into a spiral disk shape, and at this time, the book can be turned. The first transverse snap ruler 204 may be an elastic strip, such as a rubber strip. When the first horizontal snap ruler 204 is in an extended state, the cross section of the first horizontal snap ruler 204 is an arc surface, such as a semicircular arc surface, and the inner concave surface of the first transverse snap ruler 204 is set toward the first carrying arm 110 .
在利用支撑单元200支撑承载单元100时，第一支撑脚210和第二支撑脚220的转动方式相同，在此以转动第一支撑脚210为例进行说明。先转动第一子连接块201，进而调整承载单元100与水平面的夹角，然后，转动第一子连接块201和第一母连接块202，使第一支撑杆212与承载单元100的承载面呈角度设置，然后再转动第一支撑杆212微调承载面与水平面的角度。第一支撑脚210和第二支撑脚220调整完成后，将书本的下侧放置在第一限位区域230和第二限位区域240中，书本依靠第一支撑杆 212和第二支撑杆222承托，书本的正面依靠第一竖向挡条和第二竖向挡条限位，书本的书页依靠第一横向啪啪尺204和第二横向啪啪尺208限位。When the supporting unit 200 is used to support the carrying unit 100 , the first supporting foot 210 and the second supporting foot 220 rotate in the same manner, and the rotation of the first supporting foot 210 is taken as an example for illustration. First rotate the first sub-connection block 201, and then adjust the angle between the bearing unit 100 and the horizontal plane; Set it at an angle, and then turn the first support rod 212 to fine-tune the angle between the bearing surface and the horizontal plane. After the first support foot 210 and the second support foot 220 are adjusted, the lower side of the book is placed in the first limit area 230 and the second limit area 240, and the book relies on the first support rod 212 and the second support rod 222 Supporting, the front of the book is limited by the first vertical bar and the second vertical bar, and the pages of the book are limited by the first horizontal snap ruler 204 and the second horizontal snap ruler 208 .
在实际使用过程中，根据书本的大小和重量调整第一辅助支撑杆和第二辅助支撑杆伸出的长度，避免书本重心较高时整个折叠式书架向后侧倾倒的情况发生。During actual use, the protruding lengths of the first auxiliary support rod and the second auxiliary support rod are adjusted according to the size and weight of the book, so as to avoid the situation that the entire folding bookshelf topples backward when the center of gravity of the book is high.
本申请实施例提供的折叠式书架，具有展开状态和折叠状态，不使用时，体积小，占用的空间小，便于携带和收纳。使用时，书本的限位可靠，便于书本翻页，且便于调节书本的倾斜角度，以挑战书本与人面部的角度，进而达到舒缓视力疲劳的效果。The foldable bookshelf provided by the embodiment of the present application has an unfolded state and a folded state. When not in use, the foldable bookshelf is small in size, takes up little space, and is easy to carry and store. When in use, the limit of the book is reliable, it is convenient to turn the pages of the book, and it is convenient to adjust the inclination angle of the book to challenge the angle between the book and the human face, thereby achieving the effect of relieving eye fatigue.
以上所述仅为本实用新型的优选实施例而已，并不用于限制本实用新型，对于本领域的技术人员来说，本实用新型可以有各种更改和变化。凡在本实用新型的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本实用新型的保护范围之内。The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086482.3UCN209359993U (en) | 2018-12-12 | 2018-12-12 | Foldable bookshelf |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086482.3UCN209359993U (en) | 2018-12-12 | 2018-12-12 | Foldable bookshelf |
| Publication Number | Publication Date |
|---|---|
| CN209359993Utrue CN209359993U (en) | 2019-09-10 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822086482.3UExpired - Fee RelatedCN209359993U (en) | 2018-12-12 | 2018-12-12 | Foldable bookshelf |
| Country | Link |
|---|---|
| CN (1) | CN209359993U (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363379A (en)* | 2018-12-12 | 2019-02-22 | 陈汭仝 | folding bookshelf |
| CN111720684A (en)* | 2020-06-29 | 2020-09-29 | 深圳市理德铭科技股份有限公司 | Folding bracket structure |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363379A (en)* | 2018-12-12 | 2019-02-22 | 陈汭仝 | folding bookshelf |
| CN111720684A (en)* | 2020-06-29 | 2020-09-29 | 深圳市理德铭科技股份有限公司 | Folding bracket structure |
| CN111720684B (en)* | 2020-06-29 | 2021-06-15 | 深圳市理德铭科技股份有限公司 | Folding bracket structure |
| Publication | Publication Date | Title |
|---|---|---|
| US8550421B2 (en) | Foldable supporting stand for a portable electronic device | |
| CN209359993U (en) | Foldable bookshelf | |
| CN201851851U (en) | Support mechanism and its portable electronic module | |
| CN103313558A (en) | Electronic device and support mechanism applied to same | |
| CN203214575U (en) | Planetary double shaft | |
| CN104565707A (en) | Tripod components and electronic devices | |
| TWM608260U (en) | Mobile device and computer equipment support structure | |
| TWM329807U (en) | Display device with document holding function | |
| CN209208647U (en) | Electronic device stand | |
| CN211323563U (en) | University student uses portable computer table | |
| CN213686077U (en) | Foldable electronic equipment support | |
| CN205485740U (en) | A structure-improved combined flip shaft structure | |
| CN210300016U (en) | A foldable table | |
| CN205315474U (en) | Novel upset integrated configuration | |
| CN104281205A (en) | Electronic device | |
| CN204374880U (en) | The power supply adaptor of notebook computer | |
| CN209104844U (en) | a wireless charger | |
| CN207393719U (en) | Hub and electronic device using it | |
| CN212112301U (en) | A standing office computer | |
| CN207428804U (en) | A kind of folding bed desk and multi-functional dormitory bed | |
| CN201754961U (en) | Foldable book stand | |
| CN207084479U (en) | Flat plate folding table and composite furniture | |
| CN211399218U (en) | Folding type notebook computer bracket | |
| CN204716729U (en) | Hinge device for curved display | |
| CN110185898A (en) | A kind of multi-modal English teaching equipment |
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | Granted publication date:20190910 |