技术领域technical field
本发明涉及飞机结构设计技术领域，具体而言，涉及一种多次使用倾转旋翼机试验台。The invention relates to the technical field of aircraft structure design, in particular to a multi-use tiltrotor test bench.
背景技术Background technique
目前，国内倾转旋翼飞机试验较少，重要原因之一就是试验成本太高，从而导致该方面技术进展较缓，现有技术中，专利号为CN201310337570.5的专利申请所公开的一种直升机桨叶动平衡试验台旋翼头拉扭条式桨毂，仅适用于直升机试验技术领域，特别是涉及一种直升机桨叶动平衡试验台旋翼头拉扭条式桨毂，不适用于倾转翼试验。现阶段亟需解决的问题是设计出一种结构简单合理的试验台用于倾转旋翼试验，在满足试验需求的前提下节省开支。At present, there are few domestic tilt rotor aircraft tests. One of the important reasons is that the test cost is too high, which leads to slow technological progress in this area. In the prior art, a helicopter disclosed in the patent application with the patent No. The blade dynamic balance test bench rotor head twist bar type hub is only applicable to the field of helicopter test technology, especially relates to a helicopter blade dynamic balance test bench rotor head twist bar type hub, not suitable for tilting wings test. The problem that needs to be solved urgently at this stage is to design a test bench with a simple and reasonable structure for the tilt rotor test, so as to save money on the premise of meeting the test requirements.
发明内容Contents of the invention
本发明的目的在于解决上述现有技术中的不足，提供一种结构简单、适用于倾转旋翼试验的多次使用倾转旋翼机试验台。The purpose of the present invention is to solve the above-mentioned deficiencies in the prior art, and to provide a multi-use tiltrotor test stand with simple structure and suitable for tiltrotor tests.
本发明的目的通过如下技术方案实现：一种多次使用倾转旋翼机试验台，包括上壁板、下壁板、连轴肋、前梁、后梁、普通肋、支架、地面，其中，前梁与后梁结构相同，前梁与后梁平行设置并与连轴肋配合连接围成矩形框结构，前梁与后梁之间、与连轴肋平行设置有普通肋，上壁板与下壁板覆于矩形框结构上构成盒段并通过支架固定于地面上，该上壁板(1)上设置有上壁板筋条(16)且上壁板筋条(16)向该上壁板(1)外延展，该上壁板(1)上布置有上壁板口盖(17)、该下壁板(2)为一平板。The purpose of the present invention is achieved through the following technical solutions: a test bench for a tiltrotor that is used multiple times, including an upper wall plate, a lower wall plate, a connecting rib, a front beam, a rear beam, a common rib, a bracket, and a ground, wherein the front The structure of the beam is the same as that of the rear beam. The front beam and the rear beam are arranged in parallel and connected with the coupling rib to form a rectangular frame structure. Common ribs are arranged between the front beam and the rear beam and parallel to the coupling rib. The upper wall plate and the lower wall plate The box section is covered on the rectangular frame structure and fixed on the ground by a bracket. The upper wall plate (1) is provided with an upper wall plate rib (16) and the upper wall plate rib (16) is directed to the upper wall plate ( 1) Outward extension, the upper wall plate (1) is arranged with an upper wall plate opening cover (17), and the lower wall plate (2) is a flat plate.
优选的是，支架为角形件，支架的槽内垂直于支架的展向设置有维型隔板，支架一端固定于地面上，另一端穿过下壁板固定于普通肋的腹板与前梁连接处以及普通肋的腹板与后梁连接处通过螺栓连接。Preferably, the bracket is an angular piece, and a dimension-shaped partition is arranged in the groove of the bracket perpendicular to the span direction of the bracket, one end of the bracket is fixed on the ground, and the other end is fixed to the web of the common rib and the front beam through the lower wall plate The connection and the connection between the web of the common rib and the rear beam are connected by bolts.
上述任一方案中优选的是，连轴肋上设置有连轴肋筋条与轴孔，其中连轴肋筋条按照盒段剪力方向竖直向下布置，倾转件通过轴孔与转轴与所述连轴肋连接，连轴肋可拆卸更换。Preferably in any of the above schemes, the shaft-connecting ribs are provided with shaft-coupling ribs and shaft holes, wherein the shaft-coupling ribs are arranged vertically downwards in accordance with the shear force direction of the box section, and the tilting member passes through the shaft holes and the rotating shaft. It is connected with the shaft-coupling rib, and the shaft-coupling rib is detachable and replaceable.
上述任一方案中优选的是，普通肋上布置有普通肋橼条、普通肋腹板上设置有普通肋筋条与普通肋减轻孔，普通肋筋按照盒段剪切力方向竖直向下布置。In any of the above schemes, it is preferred that common ribs are arranged on the common ribs, common ribs and common rib lightening holes are arranged on the common rib webs, and the common ribs are vertically downward according to the direction of the shear force of the box section. layout.
本发明所提供的多次使用倾转旋翼机试验台的有益效果在于，结构简单，制造方便，适用于倾转旋翼试验，拆卸方便、装置稳定性高，安全可靠。The beneficial effect of the multi-use tiltrotor test bench provided by the present invention is that it has a simple structure, is convenient to manufacture, is suitable for tiltrotor tests, is convenient to disassemble, has high device stability, and is safe and reliable.
附图说明Description of drawings
图1是按照本发明的多次使用倾转旋翼机试验台的一优选实施例的结构组装示意图；Fig. 1 is a structural assembly schematic diagram of a preferred embodiment of the multi-use tiltrotor test stand according to the present invention;
图2是按照本发明的多次使用倾转旋翼机试验台的图1所示实施例安装倾转件的结构示意图；Fig. 2 is according to the embodiment shown in Fig. 1 of multiple use tiltrotor test bench of the present invention to install the structural representation of tilting member;
图3是按照本发明的多次使用倾转旋翼机试验台的图1所示实施例的连轴肋的结构示意图；Fig. 3 is according to the structural representation of the coupling rib of the embodiment shown in Fig. 1 of the multi-use tiltrotor test stand of the present invention;
图4是按照本发明的多次使用倾转旋翼机试验台的图1所示实施例的普通肋的结构示意图；Fig. 4 is the structural representation of the common rib of the embodiment shown in Fig. 1 according to the multi-use tiltrotor test stand of the present invention;
图5是按照本发明的多次使用倾转旋翼机试验台的图1所示实施例的上壁板的结构示意图。FIG. 5 is a structural schematic diagram of the upper wall plate of the embodiment shown in FIG. 1 of the multi-use tiltrotor test stand according to the present invention.
附图标记：Reference signs:
1-上壁板、2-下壁板、3-连轴肋、4-前梁、5-后梁、6-普通肋、7-支架、8-地面、9-转轴、10-倾转件。1-upper panel, 2-lower panel, 3-coupling rib, 4-front beam, 5-back beam, 6-common rib, 7-bracket, 8-ground, 9-rotating shaft, 10-tilting member.
具体实施方式detailed description
为了更好地理解按照本发明方案的多次使用倾转旋翼机试验台，下面结合附图对本发明的多次使用倾转旋翼机试验台的一优选实施例作进一步阐述说明。In order to better understand the multi-use tilt-rotor test bed according to the solution of the present invention, a preferred embodiment of the multi-use tilt-rotor test bed of the present invention will be further elaborated below in conjunction with the accompanying drawings.
如图1-5所示，本发明提供的多次使用倾转旋翼机试验台，包括上壁板1、下壁板2、连轴肋3、前梁4、后梁5、普通肋6、支架7、地面8，其中，前梁4与后梁5结构相同，前梁4与后梁5平行设置并与连轴肋3配合连接围成矩形框结构，前梁4与后梁5之间、与连轴肋3平行设置有普通肋6，上壁板1与下壁板2覆于矩形框结构上构成盒段并通过支架7固定于地面8上。支架7为角形件，支架(7)的槽内垂直于支架7的展向设置有维型隔板，支架7一端固定于地面8上，另一端穿过下壁板2固定于所述普通肋6的腹板与前梁4连接处以及普通肋6的腹板与后梁5连接处。连轴肋3上设置有连轴肋筋条14与轴孔15，其中连轴肋筋条14按照盒段剪力方向竖直向下布置，倾转件10通过轴孔15与转轴9与连轴肋3连接，连轴肋3可拆卸更换。普通肋6上布置有普通肋橼条11、普通肋6腹板上设置有普通肋筋条12与普通肋减轻孔13，普通肋筋条12按照盒段剪切力方向竖直向下布置。上壁板1上设置有上壁板筋条16且上壁板筋条16向所述上壁板1外延展，上壁板1上布置有上壁板口盖17、下壁板2为一平板。As shown in Figures 1-5, the multi-use tiltrotor test bench provided by the present invention includes an upper wall plate 1, a lower wall plate 2, a connecting rib 3, a front beam 4, a rear beam 5, a common rib 6, and a bracket 7. The ground 8, wherein, the front beam 4 and the rear beam 5 have the same structure, the front beam 4 and the rear beam 5 are arranged in parallel and connected with the connecting shaft rib 3 to form a rectangular frame structure, between the front beam 4 and the rear beam 5, and the connecting shaft Ribs 3 are provided with ordinary ribs 6 parallel to each other. The upper wall plate 1 and the lower wall plate 2 cover the rectangular frame structure to form a box section and are fixed on the ground 8 by brackets 7 . The support 7 is an angle piece, and the groove of the support (7) is perpendicular to the span direction of the support 7 to be provided with a three-dimensional partition, one end of the support 7 is fixed on the ground 8, and the other end passes through the lower wall plate 2 and is fixed on the common rib The joint of the web of 6 and the front beam 4 and the joint of the web of common rib 6 and the rear beam 5. The connecting shaft rib 3 is provided with a connecting shaft rib bar 14 and a shaft hole 15, wherein the connecting shaft rib bar 14 is arranged vertically downward according to the shear force direction of the box section, and the tilting member 10 is connected with the connecting shaft 9 through the shaft hole 15. The shaft ribs 3 are connected, and the shaft ribs 3 are detachable and replaceable. Ordinary ribs 11 are arranged on the ordinary ribs 6, and ordinary ribs 12 and ordinary rib lightening holes 13 are arranged on the web of the ordinary ribs 6, and the ordinary ribs 12 are arranged vertically downward according to the shear force direction of the box section. The upper wall plate 1 is provided with upper wall plate ribs 16 and the upper wall plate ribs 16 extend outward to the upper wall plate 1, the upper wall plate 1 is arranged with an upper wall plate mouth cover 17, and the lower wall plate 2 is a flat.
本发明提供的多次使用倾转旋翼机试验台支架7固定在地面8上，机翼由前梁4、后梁5、上壁板1、下壁板5、连轴肋3、普通肋6组成，支架7与机翼盒段采用螺栓连接。机翼盒段为整体，目的是为翼尖的悬挂短舱提供有力支持，并且传力直接。前梁4与后梁5腹板开有减轻孔且根据梁受剪力的特点，布置有竖筋，面内刚度好。与倾转件10连接处设计一个整体轴连接支座，与盒段通过紧固件连接，此轴连接支座可以拆换，这样做的好处在于：对于不同重量(如短舱等)、旋转轴尺寸的倾转件，可以通过更换不同轴径的轴连接支座，来进行不同尺寸规格的试验，即试验台是可以多次循环使用的。The multi-use tiltrotor test bench support 7 provided by the present invention is fixed on the ground 8, and the wing is composed of a front beam 4, a rear beam 5, an upper wall plate 1, a lower wall plate 5, a connecting rib 3, and a common rib 6 , the bracket 7 is connected with the wing box section by bolts. The wing box section is a whole, the purpose is to provide strong support for the suspension nacelle of the wingtip, and the force transmission is direct. The webs of the front beam 4 and the rear beam 5 are provided with lightening holes, and according to the characteristics of the shear force of the beams, vertical ribs are arranged, and the in-plane rigidity is good. An integral shaft connection support is designed at the connection with the tilting member 10, and is connected with the box section by fasteners. This shaft connection support can be disassembled. The tilting part of the shaft size can be tested with different sizes and specifications by replacing the shaft connection support with different shaft diameters, that is, the test bench can be used repeatedly.
前梁4与上壁板1、下壁板2机械连接，后梁5与前梁4沿壁板对称面对称安装，前梁4、后梁5的槽口向外，这样可以使得施工通路简洁方便；普通肋6、连轴肋3的缘条与前梁4、后梁5的腹板连接，普通肋6、连轴肋3的缘条与上壁板1、下壁板2的蒙皮连接。The front beam 4 is mechanically connected with the upper wall plate 1 and the lower wall plate 2, the rear beam 5 and the front beam 4 are installed symmetrically along the symmetrical plane of the wall plate, and the notches of the front beam 4 and the rear beam 5 are outward, which can make the construction path simple and convenient Ordinary ribs 6, ribs of coupling ribs 3 are connected with the webs of front beam 4 and rear beam 5, and the margins of common ribs 6 and coupling ribs 3 are connected with the skin of upper wall plate 1 and lower wall plate 2.
翼尖悬挂物通过转轴9悬挂并可以转动，对于不同重量的悬挂物，可以按本专利提及的连轴肋3结构形式，制造不同轴孔15的连轴肋3，以适应于不同的转轴9。The wingtip suspension is suspended by the rotating shaft 9 and can rotate. For suspensions of different weights, the coupling rib 3 with different shaft holes 15 can be manufactured according to the structure of the coupling rib 3 mentioned in this patent, so as to adapt to different weights. Spindle 9.
本发明提供的一种多次使用倾转旋翼机试验台，包括上壁板1、下壁板2、连轴肋3、前梁4、后梁5、普通肋6、支架7、地面8，上壁板1、下壁板2与所述普通肋6、前梁4、后梁5组成盒段，即所述连轴肋3、普通肋6上下缘条与上壁板1、下壁板2的蒙皮连接；前梁4、后梁5的上下缘条与上壁板1、下壁板2的蒙皮连接；连轴肋3、普通肋6前后缘条与前梁4、后梁5的腹板连接。连轴肋3腹板开有轴孔15、布置有连轴肋筋条14，其中连轴肋筋条14按盒段剪力方向竖直向下布置，连轴肋3可以拆卸更换。普通肋6布置有普通肋缘条11、普通肋筋条12、普通肋减轻孔13，其中普通肋筋条12按盒段剪力方向竖直向下布置。根据受力特性，上壁板1的上壁板筋条16筋条向外，且布置有上壁板口盖17、上壁板2为一平板，以简化设计。支架7与普通肋6的腹板连接，支架7的下端固定在地面8上。The invention provides a multi-use tiltrotor test bench, comprising an upper wall plate 1, a lower wall plate 2, a connecting rib 3, a front beam 4, a rear beam 5, a common rib 6, a bracket 7, a ground 8, an upper The wall plate 1, the lower wall plate 2 and the common rib 6, the front beam 4, and the rear beam 5 form a box section, that is, the upper and lower edge strips of the shaft-connecting rib 3, the common rib 6 and the upper wall plate 1 and the lower wall plate 2 Skin connection; the upper and lower edges of the front beam 4 and rear beam 5 are connected with the skin of the upper wall plate 1 and lower wall plate 2; connect. The shaft-connecting rib 3 web has a shaft hole 15 and is arranged with a shaft-connecting rib bar 14, wherein the shaft-connecting rib bar 14 is arranged vertically downwards according to the shear force direction of the box section, and the shaft-connecting rib 3 can be disassembled and replaced. Ordinary ribs 6 are arranged with ordinary ribs 11 , ordinary ribs 12 , and ordinary rib lightening holes 13 , wherein the ordinary ribs 12 are arranged vertically downward according to the shear force direction of the box section. According to the stress characteristics, the ribs 16 of the upper wall plate 1 are outward, and the upper wall plate opening cover 17 is arranged, and the upper wall plate 2 is a flat plate to simplify the design. The support 7 is connected with the web of the common rib 6, and the lower end of the support 7 is fixed on the ground 8.
以上结合本发明的多次使用倾转旋翼机试验台具体实施例做了详细描述，但并非是对本发明的限制，凡是依据本发明的技术实质对以上实施例所做的任何简单修改均属于本发明的技术范围，还需要说明的是，按照本发明的多次使用倾转旋翼机试验台技术方案的范畴包括上述各部分之间的任意组合。The above has been described in detail in conjunction with the specific embodiments of the multi-use tiltrotor test bed of the present invention, but it is not a limitation of the present invention. Any simple modifications made to the above embodiments according to the technical essence of the present invention all belong to this invention. In terms of the technical scope of the invention, it should also be noted that the scope of the technical solution of the multi-use tiltrotor test bed according to the present invention includes any combination of the above-mentioned parts.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510350540.7ACN104986354B (en) | 2015-06-23 | 2015-06-23 | A multi-use tiltrotor test bench |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510350540.7ACN104986354B (en) | 2015-06-23 | 2015-06-23 | A multi-use tiltrotor test bench |
| Publication Number | Publication Date |
|---|---|
| CN104986354A CN104986354A (en) | 2015-10-21 |
| CN104986354Btrue CN104986354B (en) | 2017-04-19 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510350540.7AActiveCN104986354B (en) | 2015-06-23 | 2015-06-23 | A multi-use tiltrotor test bench |
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| CN (1) | CN104986354B (en) |
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| CN110539874B (en)* | 2019-09-19 | 2023-04-07 | 中国航空工业集团公司西安飞机设计研究所 | Wing mounting structure of tilt rotor aircraft |
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| CN103063402A (en)* | 2012-12-10 | 2013-04-24 | 中国飞机强度研究所 | Testing device used for simulating propeller airflow and line spectrum noise of turboprop aircraft |
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| CN104986354A (en) | 2015-10-21 |
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