CN107319916B - A pressure relief device for safe opening of a pressure vessel - Google Patents

Abstract

The invention relates to a safety cover opening pressure relief device of a pressure container, which comprises a handle, a button, a hook and a spring, wherein the handle is arranged on a cover body, the cover body comprises an upper cover and a lower cover, the handle comprises a driving part, a pushing piece of which the lower part is used for ejecting a sealing ring and a connecting part penetrating through the upper cover and the lower cover, when the driving part of the handle is in a working position, the pushing piece is in non-contact fit with the sealing ring, when the driving part of the handle rotates to a pressure relief position, the pushing piece ejects the sealing ring to release pressure, the button is arranged on the upper cover and is positioned under the driving part of the handle in the working position, the hook comprises a rotating shaft, the middle part of which is pivoted on the lower cover, a lock tongue, the lower end of which is in clutch locking with a buckling position arranged on a shell of the pressure container, and a pressing part, the upper end of which is in contact fit with the button, one end of the spring is arranged on a positioning column of the lower cover, and the other end of the spring is propped against the pressing part of the hook. The safety cover opening pressure relief device adopting the structure has good safety performance.

Description

Translated fromChinese

一种压力容器的安全开盖泄压装置A pressure relief device for safe opening of a pressure vessel

技术领域technical field

本发明属于家用电器技术领域，具体涉及一种压力容器的安全开盖泄压装置。The invention belongs to the technical field of household appliances, and in particular relates to a pressure relief device for safely opening the cover of a pressure vessel.

背景技术Background technique

现有的微压控制的压力容器，通常开盖和泄压驱动结构相互不关联，即两者分别独立控制，无先后控制顺序，此结构设计，用户在没有进行泄压就打开锁盖时，会存在一定的安全隐患。In the existing micro-pressure control pressure vessel, the driving structure of opening the lid and pressure relief is usually not related to each other, that is, the two are controlled independently, and there is no sequential control sequence. With this structure design, when the user opens the lock lid without pressure relief, There will be certain security risks.

发明内容Contents of the invention

本发明的目的是提供一种克服上述问题，提供一种确保先进行泄压动作才能开盖的压力容器的安全开盖泄压装置。The object of the present invention is to provide a pressure relief device for uncapping a pressure vessel that overcomes the above-mentioned problems and ensures that the pressure vessel can be uncapped only after the pressure relief action is performed.

实现本发明目的的技术方案：一种压力容器的安全开盖泄压装置，特征在于：包括安装在盖体上的可旋转的手柄(3)、按钮(4)、挂钩(5)、弹簧 (6)，所述盖体包括上盖(1)和下盖(2)，所述手柄(3)包括上部的驱动部(30)、下部顶出压力容器的密封圈(7)的推件(31)及穿过上盖(1)、下盖(2)的连接部(32)，当手柄的驱动部(30)处于工作位时，所述推件(31)与密封圈(7)非接触配合，当手柄的驱动部(30)旋转至泄压位时，所述推件(31)将密封圈(7)顶出变形进行泄压，所述按钮(4)安装在上盖(1)上且位于手柄的驱动部(30)处于工作位时的正下方，所述挂钩(5) 包括中部枢接在下盖(2)上的转轴(50)、下端与安装在压力容器的机壳(8) 上的扣位(9)可离合锁紧的锁舌(51)及上端与按钮(4)接触配合的按压部(52)，所述弹簧(6)一端安装在下盖(2)的一定位柱(20)上，另一端顶靠在挂钩(5)的按压部(52)上，使挂钩(5)的锁舌(51)在按钮(4) 非按压状态时与扣位(9)接触锁紧。The technical solution for realizing the purpose of the present invention: a pressure relief device for safely opening the cover of a pressure vessel, characterized in that it includes a rotatable handle (3), a button (4), a hook (5), a spring ( 6), the cover body includes an upper cover (1) and a lower cover (2), and the handle (3) includes an upper driving part (30), a push piece ( 31) and through the connecting part (32) of the upper cover (1) and the lower cover (2), when the driving part (30) of the handle is in the working position, the push piece (31) and the sealing ring (7) are not Contact fit, when the driving part (30) of the handle rotates to the pressure release position, the push piece (31) pushes out the sealing ring (7) and deforms to release the pressure, and the button (4) is installed on the upper cover (1 ) and directly below the driving part (30) of the handle when it is in the working position, the hook (5) includes a rotating shaft (50) whose middle part is pivotally connected to the lower cover (2), the lower end and the casing installed on the pressure vessel (8) The upper buckle (9) can be clutched and locked by the lock tongue (51) and the pressing part (52) whose upper end is in contact with the button (4). One end of the spring (6) is installed on the lower cover (2). On a positioning post (20), the other end leans against the pressing part (52) of the hook (5), so that the dead bolt (51) of the hook (5) is in the non-pressed state of the button (4) and the buckle (9 ) contact lock.

所述按钮(4)两侧底部设有两个突出的限位扣(41)。Two protruding stop buttons (41) are provided at the bottom of both sides of the button (4).

所述下盖(2)设有一对带安装孔的凸耳(21)，两凸耳(21)间的下盖 (2)上开设有供挂钩(5)的锁舌(51)穿出的通孔(22)。The lower cover (2) is provided with a pair of lugs (21) with mounting holes, and the lower cover (2) between the two lugs (21) is provided with a hole for the dead bolt (51) of the hook (5) to pass through. through holes (22).

所述密封圈(7)位于上盖(1)与下盖(2)之间，上盖(1)与下盖(2) 通过螺钉或卡扣固定。The sealing ring (7) is located between the upper cover (1) and the lower cover (2), and the upper cover (1) and the lower cover (2) are fixed by screws or buckles.

本发明的有益效果：由于开盖用的按钮位于可旋转的手柄的驱动部处于工作位时的正下方，将按钮遮盖住，因此要打开锅盖时，必须先旋转手柄的驱动部到泄压位置才可以按压，从而实现安全开盖的目的。Beneficial effects of the present invention: Since the button for opening the cover is located directly below the driving part of the rotatable handle when it is in the working position, the button is covered, so when the pot cover is to be opened, the driving part of the handle must be rotated to release the pressure The position can be pressed, so as to achieve the purpose of opening the cover safely.

附图说明Description of drawings

图1为压力容器处于工作状态的盖体的俯视结构示意图；Fig. 1 is a top view structural schematic diagram of a cover body of a pressure vessel in a working state;

图2为压力容器处于泄压状态的盖体的俯视结构示意图；Fig. 2 is a top view structural schematic diagram of the cover body of the pressure vessel in the pressure release state;

图3为压力容器处于工作状态的盖体的剖切结构示意图；Fig. 3 is a schematic cut-away structure diagram of a cover body of a pressure vessel in a working state;

图4为压力容器处于泄压状态的盖体的剖切结构示意图；Fig. 4 is a schematic cut-away structure diagram of a cover body of a pressure vessel in a pressure release state;

图5为压力容器处于工作状态的盖体的仰视结构示意图；Fig. 5 is a schematic bottom view of the cover of the pressure vessel in working condition;

图6为压力容器处于泄压状态的盖体的仰视结构示意图；Fig. 6 is a schematic bottom view of the cover body of the pressure vessel in a pressure release state;

图7为压力容器的结构分解示意图；Fig. 7 is the structural exploded diagram of pressure vessel;

图8为图7的A部放大图。FIG. 8 is an enlarged view of part A of FIG. 7 .

具体实施方式Detailed ways

下面结合附图对本发明所述压力容器的安全开盖泄压装置的具体实施方式作进一步详细说明。The specific implementation of the safety opening pressure relief device for the pressure vessel according to the present invention will be further described in detail below in conjunction with the accompanying drawings.

1、如图1-图8所示，本实施方式的压力容器的安全开盖泄压装置，包括安装在盖体上的可旋转的手柄3、按钮4、挂钩5、弹簧6，盖体包括上盖1和下盖2及密封盖10，手柄3包括上部的驱动部30、下部顶出压力容器的密封圈7的推件31及穿过上盖1、下盖2的连接部32，当手柄的驱动部30 处于图1、3、5所示的工作位时，推件31与密封圈7非接触配合，当手柄的驱动部30旋转至图2、4、6所示的泄压位时，推件31将密封圈7顶出变形进行泄压，按钮4安装在上盖1上且位于手柄的驱动部30处于工作位时的正下方，为防止脱出，在按钮两侧底部设有两个突出的限位扣41。挂钩5包括中部枢接在下盖2上的转轴50、下端与安装在压力容器的机壳8上的扣位9 可离合锁紧的锁舌51及上端与按钮4接触配合的按压部52，弹簧6一端安装在下盖2的一定位柱20上，另一端顶靠在挂钩5的按压部52上，使挂钩5 的锁舌51在按钮4非按压状态时与扣位9接触锁紧。下盖2设有一对带安装孔的凸耳21，两凸耳21间的下盖2上开设有供挂钩5的锁舌51穿出的通孔 22。本实施例的密封圈7位于上盖1与下盖2之间，用于对容器11与下盖2 之间的密封，在下盖2上设有螺钉柱23，上盖1与下盖2通过螺钉固定，当然也可以通过卡扣固定。1. As shown in Figures 1-8, the pressure relief device for safe opening of the pressure vessel in this embodiment includes arotatable handle 3, abutton 4, ahook 5, and a spring 6 installed on the cover, and the cover includes Theupper cover 1, thelower cover 2 and thesealing cover 10, thehandle 3 includes theupper driving part 30, thepush piece 31 that pushes out thesealing ring 7 of the pressure vessel at the lower part and the connectingpart 32 passing through theupper cover 1 and thelower cover 2, when When the drivingpart 30 of the handle is in the working position shown in Figures 1, 3 and 5, thepush piece 31 is non-contactingly matched with thesealing ring 7, and when the drivingpart 30 of the handle is rotated to the pressure relief position shown in Figures 2, 4 and 6 , thepush piece 31 pushes out thesealing ring 7 to deform and release the pressure. Thebutton 4 is installed on theupper cover 1 and is located directly below the drivingpart 30 of the handle when it is in the working position. Two protrudinglimit buckles 41 . Thehook 5 includes arotating shaft 50 whose middle part is pivotally connected to thelower cover 2, alock tongue 51 whose lower end is clutchable and lockable with thebuckle 9 installed on thecasing 8 of the pressure vessel, and apressing part 52 whose upper end is in contact with thebutton 4, and a spring One end of 6 is installed on apositioning column 20 of thelower cover 2, and the other end leans against thepressing part 52 of thehook 5, so that thelock tongue 51 of thehook 5 contacts and locks with thebuckle 9 when thebutton 4 is not pressed. Thelower cover 2 is provided with a pair oflugs 21 with mounting holes, and thelower cover 2 between the twolugs 21 is provided with athrough hole 22 for thedead bolt 51 of thehook 5 to pass through. Thesealing ring 7 of this embodiment is located between theupper cover 1 and thelower cover 2, and is used for sealing between thecontainer 11 and thelower cover 2. Thelower cover 2 is provided with ascrew column 23, and theupper cover 1 and thelower cover 2 pass through Screws, of course, can also be fixed by buckles.

采用该结构的压力容器的安全开盖泄压装置，需要开盖时，必须先旋转手柄，使驱动部30位于泄压位置，才可以露出按钮4，进行按压开盖，因此安全性能好。With the pressure relief device for safety opening of the pressure vessel with this structure, when the cover needs to be opened, the handle must be rotated first so that the drivingpart 30 is at the pressure release position, and then thebutton 4 can be exposed for pressing to open the cover, so the safety performance is good.

Claims (4)

Translated fromChinese

1.一种压力容器的安全开盖泄压装置，特征在于：包括安装在盖体上的可旋转的手柄(3)、按钮(4)、挂钩(5)、弹簧(6)，所述盖体包括上盖(1)和下盖(2)，所述手柄(3)包括上部的驱动部(30)、下部顶出压力容器的密封圈(7)的推件(31)及穿过上盖(1)、下盖(2)的连接部(32)，当手柄的驱动部(30)处于工作位时，所述推件(31)与密封圈(7)非接触配合，当手柄的驱动部(30)旋转至泄压位时，所述推件(31)将密封圈(7)顶出变形进行泄压，所述按钮(4)安装在上盖(1)上且位于手柄的驱动部(30)处于工作位时的正下方，所述挂钩(5)包括中部枢接在下盖(2)上的转轴(50)、下端与安装在压力容器的机壳(8)上的扣位(9)可离合锁紧的锁舌(51)及上端与按钮(4)接触配合的按压部(52)，所述弹簧(6)一端安装在下盖(2)的一定位柱(20)上，另一端顶靠在挂钩(5)的按压部(52)上，使挂钩(5)的锁舌(51)在按钮(4)非按压状态时与扣位(9)接触锁紧。1. A safety lid opening pressure relief device for a pressure vessel, characterized in that: comprising a rotatable handle (3), a button (4), a hook (5), and a spring (6) installed on the lid body, the lid The body includes an upper cover (1) and a lower cover (2), and the handle (3) includes an upper driving part (30), a push piece (31) that pushes out the sealing ring (7) of the pressure vessel at the lower part and passes through the upper The connecting part (32) of the cover (1) and the lower cover (2), when the driving part (30) of the handle is in the working position, the push piece (31) and the sealing ring (7) are in non-contact fit, when the handle When the driving part (30) rotates to the pressure release position, the push piece (31) pushes out the sealing ring (7) and deforms to release the pressure. The button (4) is installed on the upper cover (1) and is located on the handle The driving part (30) is directly below when it is in the working position, and the hook (5) includes a rotating shaft (50) whose middle part is pivotally connected to the lower cover (2), the lower end and the buckle installed on the casing (8) of the pressure vessel. The lock tongue (51) of position (9) can be clutched and locked and the pressing part (52) whose upper end is in contact with the button (4). One end of the spring (6) is installed on a positioning post (20) of the lower cover (2). The other end leans against the pressing part (52) of the hook (5), so that the dead bolt (51) of the hook (5) contacts and locks with the buckle (9) when the button (4) is not pressed.2.根据权利要求1所述的压力容器的安全开盖泄压装置，其特征在于：所述按钮(4)两侧底部设有两个突出的限位扣(41)。2. The pressure relief device for safely opening the lid of a pressure vessel according to claim 1, characterized in that two protruding stop buttons (41) are provided on the bottom of both sides of the button (4).3.根据权利要求1所述的压力容器的安全开盖泄压装置，其特征在于：所述下盖(2)设有一对带安装孔的凸耳(21)，两凸耳(21)间的下盖(2)上开设有供挂钩(5)的锁舌(51)穿出的通孔(22)。3. The pressure relief device for safely opening the cover of the pressure vessel according to claim 1, characterized in that: the lower cover (2) is provided with a pair of lugs (21) with mounting holes, and the gap between the two lugs (21) is Offer a through hole (22) for the dead bolt (51) of the hook (5) to pass through on the lower cover (2).4.根据权利要求1或2或3所述的压力容器的安全开盖泄压装置，其特征在于：所述密封圈(7)位于上盖(1)与下盖(2)之间，上盖(1)与下盖(2)通过螺钉或卡扣固定。4. The pressure relief device for safely opening the pressure vessel according to claim 1, 2 or 3, characterized in that: the sealing ring (7) is located between the upper cover (1) and the lower cover (2), and the upper cover (1) and the lower cover (2) The cover (1) and the lower cover (2) are fixed by screws or buckles.

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