CN106476749A - A kind of novel safety belt fixed structure - Google Patents
A kind of novel safety belt fixed structure Download PDFInfo
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- CN106476749A CN106476749A CN201611043057.5A CN201611043057A CN106476749A CN 106476749 A CN106476749 A CN 106476749A CN 201611043057 A CN201611043057 A CN 201611043057A CN 106476749 A CN106476749 A CN 106476749A
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- safety belt
- connecting piece
- fixing structure
- lug
- seat belt
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- 238000000034 method Methods 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- 210000005069 ears Anatomy 0.000 claims description 5
- 230000008859 change Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
- B60R22/26—Anchoring devices secured to the seat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D11/06—Arrangements of seats, or adaptations or details specially adapted for aircraft seats
- B64D11/062—Belts or other passenger restraint means for passenger seats
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Emergency Lowering Means (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
本发明公开了一种新型安全带固定结构，包括：扶手支架，所述扶手支架上具有安装支架孔，所述安装支架孔穿设有转轴，所述转轴上铰接有安全带连接装置，安全带连接装置另一端与安全带挂勾相连接，所述扶手支架上具有限制安全带连接装置转动的限位肋条，所述限位肋条位于转轴径向两侧，所述安全带连接装置上，贴近扶手支架的一面具有两个限位凸耳，所述限位凸耳在安全带连接装置转动的过程，间隙与限位肋条相接触，通过限位肋条对安全带连接装置进行转动限位，其结构巧妙，能随着安全带转动角度变化时自动转动，解决了安全带受力角度变化时固定装置受力不均的现象，并可靠地控制了安全带固定装置转动的极限转角位置。
The invention discloses a novel safety belt fixing structure, comprising: an armrest bracket, the armrest bracket has a mounting bracket hole, the mounting bracket hole is pierced with a rotating shaft, and a seat belt connecting device is hinged on the rotating shaft, the safety belt The other end of the connecting device is connected with the safety belt hook, and the armrest bracket has limiting ribs that limit the rotation of the safety belt connecting device. The limiting ribs are located on both sides of the rotating shaft in the radial direction. There are two limiting lugs on one side of the armrest bracket. During the rotation process of the seat belt connecting device, the gap contacts the limiting rib, and the rotating limit of the seat belt connecting device is limited by the limiting rib. The structure is ingenious, and it can automatically rotate with the change of the rotation angle of the seat belt, which solves the phenomenon of uneven force on the fixing device when the force angle of the seat belt changes, and reliably controls the limit corner position of the rotation of the seat belt fixing device.
Description
技术领域technical field
本发明涉及航空安全带固定领域 ，特别是涉及一种新型安全带固定结构。The invention relates to the field of aviation safety belt fixing, in particular to a novel safety belt fixing structure.
背景技术Background technique
安全带固定装置用于连接座椅骨架和安全带，将乘客的冲击载荷传递至座椅骨架上，由于乘客的坐姿及身材不一，安全带受力后，与座椅安装水平面所成的夹角也在变化。目前，国内航空座椅安全带固定装置主要为单板材折弯结构，当上述夹角发生变化时，无法根据该角度作相应的偏转，易导致安全带固定装置受力不均匀、应力集中等现象，从而加速与其联接零部件的破坏速度，影响其使用寿命；另外，该固定装置所受载荷为冲击载荷，在使用一定周期后，其转角控制折弯部位易松弛，导致该固定装置无法进行转动角度限位，严重时松脱，存在较大的安全隐患。The seat belt fixing device is used to connect the seat frame and the seat belt, and transmit the impact load of the passenger to the seat frame. Due to the different sitting postures and figures of the passengers, after the seat belt is stressed, the clip formed by the seat installation horizontal plane The angle is also changing. At present, domestic aviation seat safety belt fixing devices are mainly single-plate bending structures. When the above-mentioned included angle changes, it cannot be deflected according to the angle, which will easily lead to uneven force and stress concentration on the safety belt fixing device. , so as to accelerate the destruction speed of its connected parts and affect its service life; in addition, the load on the fixing device is an impact load. After a certain period of use, the corner control bending part is easy to loosen, which makes the fixing device unable to rotate Angle limit, loose in severe cases, there is a big safety hazard.
发明内容Contents of the invention
本发明的目的在于：克服现有技术中存在的上述问题，提出一种新型安全带固定结构，其结构巧妙，能随着安全带转动角度变化时自动转动，解决了安全带受力角度变化时固定装置受力不均的现象，并可靠地控制了安全带固定装置转动的极限转角位置。The purpose of the present invention is: to overcome the above-mentioned problems existing in the prior art, and propose a novel seat belt fixing structure, which is ingenious in structure and can automatically rotate with the change of seat belt rotation angle, and solves the problem of safety belt when the force angle of the seat belt changes. The phenomenon of uneven force on the fixing device, and reliably control the limit corner position of the seat belt fixing device.
本发明的目的通过下述技术方案来实现：The purpose of the present invention is achieved through the following technical solutions:
一种新型安全带固定结构，包括：扶手支架，所述扶手支架上具有安装支架孔，所述安装支架孔穿设有转轴，所述转轴上铰接有安全带连接装置，安全带连接装置另一端与安全带挂勾相连接，所述扶手支架上具有限制安全带连接装置转动的限位肋条，所述限位肋条位于转轴径向两侧，所述安全带连接装置上，贴近扶手支架的一面具有两个限位凸耳，所述限位凸耳在安全带连接装置转动的过程，间隙与限位肋条相接触，通过限位肋条对安全带连接装置进行转动限位。A new type of safety belt fixing structure, comprising: an armrest bracket, the armrest bracket has a mounting bracket hole, the mounting bracket hole is pierced with a rotating shaft, a safety belt connecting device is hinged on the rotating shaft, the other end of the safety belt connecting device Connected with the safety belt hook, the armrest bracket has limiting ribs that limit the rotation of the seat belt connecting device. The limiting ribs are located on both sides of the rotating shaft in the radial direction. There are two limiting lugs, and during the rotation process of the safety belt connecting device, the gap is in contact with the limiting rib, and the rotation of the safety belt connecting device is limited by the limiting rib.
本发明的一种新型安全带固定结构，所述安全带连接装置包括：带耳连接片和连接片呈非接触式连接，所述带耳连接片和连接片一端通过套筒连接，所述带耳连接片和连接片另一端通过连接轴连接。A new safety belt fixing structure of the present invention, the seat belt connecting device includes: the connecting piece with ears and the connecting piece are connected in a non-contact manner, and one end of the connecting piece with ears and the connecting piece is connected through a sleeve, and the belt The ear connecting piece is connected with the other end of the connecting piece through a connecting shaft.
本发明的一种新型安全带固定结构，所述限位凸耳位于带耳连接片之上，所述限位凸耳通过对带耳连接片弯折形成。In the novel safety belt fixing structure of the present invention, the limiting lug is located on the lug connecting piece, and the limiting lug is formed by bending the lug connecting piece.
本发明的一种新型安全带固定结构，所述限位凸耳与带耳连接片所在平面垂直。In the novel safety belt fixing structure of the present invention, the limiting lug is perpendicular to the plane where the lug connecting piece is located.
本发明的一种新型安全带固定结构，所述安装支架孔为腰形孔。In a novel safety belt fixing structure of the present invention, the mounting bracket hole is a waist-shaped hole.
本发明的一种新型安全带固定结构，所述腰形孔长度方向与限位肋条的长度方向平行。In the novel safety belt fixing structure of the present invention, the length direction of the waist-shaped hole is parallel to the length direction of the limiting rib.
本发明的一种新型安全带固定结构，所述带耳连接片和连接片与套筒之间通过焊接连接，所述带耳连接片和连接片与连接轴之间通过焊接连接。In the novel seat belt fixing structure of the present invention, the connecting piece with ears and the connecting piece and the sleeve are connected by welding, and the connecting piece with ears and the connecting piece and the connecting shaft are connected by welding.
本发明的一种新型安全带固定结构，所述转轴为光杆螺栓，所述光杆部分穿出套筒之外。In the novel seat belt fixing structure of the present invention, the rotating shaft is a polished rod bolt, and the polished rod part passes out of the sleeve.
本发明的一种新型安全带固定结构，所述带耳连接片和连接片之间的距离d 大于安全带挂勾的直径5-10mm。In the novel safety belt fixing structure of the present invention, the distance d between the ear connecting piece and the connecting piece is 5-10 mm larger than the diameter of the safety belt hook.
根据上述技术方案，本发明的有益效果是：According to above-mentioned technical scheme, the beneficial effect of the present invention is:
1、通过将安全带连接装置与扶手支架铰接，从而可以适应不同体型对安全带的角度需求。1. By hinge-joining the seat belt connecting device with the armrest bracket, it can adapt to the angle requirements of different body shapes for the seat belt.
2、通过设置限位肋条，可以限制全带连接装置转动在合适的范围内。2. By setting the limit ribs, the rotation of the full-belt connection device can be limited within a proper range.
3、设置全带连接装置由带耳连接片和连接片组成 ，便于限位凸耳的制作，同时可以形成挂钩插入的空间。3. Set up the full-belt connection device, which is composed of the ear connection piece and the connection piece, which is convenient for the production of the limit lug, and can form a space for the hook to be inserted at the same time.
4、凸耳与带耳连接片垂直使可承受的剪切应力最大，防止变形。4. The lugs are perpendicular to the lugs to maximize the shear stress and prevent deformation.
附图说明Description of drawings
图1是本发明一种新型安全带固定结构示意图；Fig. 1 is a kind of novel seat belt fixing structure schematic diagram of the present invention;
图2是本发明一种新型安全带固定结构安全带固装置示图；Fig. 2 is a schematic diagram of a safety belt fixing device of a novel safety belt fixing structure of the present invention;
图3是本发明一种新型安全带固定结构带耳连接片示图；Fig. 3 is a diagram of a new type of safety belt fixing structure with ear connecting piece of the present invention;
图4是本发明一种新型安全带固定结构连接片示意图；Fig. 4 is a schematic diagram of a connecting piece of a novel safety belt fixing structure of the present invention;
图5是本发明一种新型安全带固定结构使用剖面图。Fig. 5 is a cross-sectional view of a novel safety belt fixing structure of the present invention.
具体实施方式detailed description
下面结合具体实施例和附图对本发明作进一步的说明。The present invention will be further described below in combination with specific embodiments and accompanying drawings.
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
如图1-5为本发明一种新型安全带固定结构的实施例，一种新型安全带固定结构，包括：扶手支架1，所述扶手支架1上具有安装支架孔12，所述安装支架孔12穿设有转轴2，所述转轴2上铰接有安全带连接装置3，安全带连接装置3另一端与安全带挂勾4相连接，所述扶手支架1上具有限制安全带连接装置3转动的限位肋条11，所述限位肋条11位于转轴2径向两侧，所述安全带连接装置3上，贴近扶手支架1的一面具有两个限位凸耳311，所述限位凸耳311在安全带连接装置3转动的过程，间隙与限位肋条11相接触，通过限位肋条11对安全带连接装置3进行转动限位，所述安全带连接装置3包括：带耳连接片31和连接片32呈非接触式连接，所述带耳连接片31和连接片32一端通过套筒34连接，所述带耳连接片31和连接片32另一端通过连接轴33连接，所述限位凸耳311位于带耳连接片31之上，所述限位凸耳311通过对带耳连接片31弯折形成，所述限位凸耳311与带耳连接片31所在平面垂直，所述安装支架孔12为腰形孔，所述腰形孔长度方向与限位肋条11的长度方向平行，所述带耳连接片31和连接片32与套筒34之间通过焊接连接，所述带耳连接片31和连接片32与连接轴33之间通过焊接连接，所述转轴2为光杆螺栓，所述光杆部分穿出套筒34之外，所述带耳连接片31和连接片32之间的距离d 大于安全带挂勾的直径5-10mm。Fig. 1-5 is the embodiment of a kind of novel seat belt fixing structure of the present invention, and a kind of novel safety belt fixing structure comprises: armrest bracket 1, and described armrest bracket 1 has mounting bracket hole 12, and described mounting bracket hole 12 is threaded with a rotating shaft 2, on which a safety belt connecting device 3 is hinged, the other end of the safety belt connecting device 3 is connected with the safety belt hook 4, and the armrest bracket 1 has a device to limit the rotation of the safety belt connecting device 3. The limiting ribs 11 are located on both radial sides of the rotating shaft 2. On the safety belt connecting device 3, there are two limiting lugs 311 on the side close to the armrest bracket 1. The limiting lugs 311 During the rotation process of the seat belt connecting device 3, the gap is in contact with the limiting rib 11, and the seat belt connecting device 3 is limited in rotation through the limiting rib 11. The seat belt connecting device 3 includes: an ear connection piece 31 It is non-contact connected with the connecting piece 32, one end of the connecting piece 31 and the connecting piece 32 is connected by a sleeve 34, and the other end of the connecting piece 31 and the connecting piece 32 is connected by a connecting shaft 33, the limit Positioning lug 311 is located on the connecting piece with ear 31, and the limiting lug 311 is formed by bending the connecting piece with ear 31. The limiting lug 311 is perpendicular to the plane where the connecting piece with ear 31 is located. The mounting bracket hole 12 is a waist-shaped hole, and the length direction of the waist-shaped hole is parallel to the length direction of the limiting rib 11. The connecting piece 31 with the ear and the connecting piece 32 are connected with the sleeve 34 by welding. The lug connecting piece 31 and the connecting piece 32 are connected to the connecting shaft 33 by welding. The rotating shaft 2 is a polished rod bolt, and the polished rod part passes out of the sleeve 34. The connection between the ear connecting piece 31 and the connecting piece 32 The distance d between them is 5-10mm greater than the diameter of the safety belt hook.
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.
Claims (9)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611043057.5A CN106476749B (en) | 2016-11-24 | 2016-11-24 | A new type of seat belt fixing structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611043057.5A CN106476749B (en) | 2016-11-24 | 2016-11-24 | A new type of seat belt fixing structure |
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| CN106476749A true CN106476749A (en) | 2017-03-08 |
| CN106476749B CN106476749B (en) | 2019-04-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927052A (en) * | 2017-04-21 | 2017-07-07 | 中国民用航空总局第二研究所 | A kind of microlight-type aero seat skeleton |
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| CN106927052A (en) * | 2017-04-21 | 2017-07-07 | 中国民用航空总局第二研究所 | A kind of microlight-type aero seat skeleton |
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| Publication number | Publication date |
|---|---|
| CN106476749B (en) | 2019-04-30 |
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