Backrest plate of aero seat

Abstract

The utility model relates to the technical field of aero seats, in particular to an aero seat backrest plate which comprises a backrest plate, a connecting piece, a pillowing mechanism and a buffering mechanism. A connecting piece is fixedly connected to the bottom of the backup plate, a pillow leaning mechanism is arranged in the backup plate, a buffering mechanism is arranged on one side of the backup plate, a handle is rotated to drive a gear to rotate, a torsional spring is twisted, an inserting plate is pulled out of a tooth groove, limiting of a T-shaped rod is relieved, then the pillow plate is pulled to be adjusted to the proper height, and then the handle is loosened. When the body is subjected to inertia, a supporting plate is pushed to extrude a buffer spring, a first connecting lug is pushed through a transmission plate to move along a U-shaped rod in a friction mode, a reset spring is extruded, and impact force is converted into friction force to be consumed; and finally, the buffer spring and the reset spring generate elastic deformation to push the support plate to reset for buffering.

Description

Technical Field

[0001] The utility model relates to the technical field of aviation seats, in particular to an aviation seat backrest plate. Background Art

[0002] Airline seats refer to seats installed on aircraft for passengers to sit on, which are mainly composed of seat panels and backrest panels. The existing backrest panels of airline seats still have certain defects when used, such as;

[0003] Announcement No.: CN108238256B, proposes: a new type of aviation seat back frame, including: a frame body, the frame body is a U-shaped structure, the free end of the U-shaped structure is downward, a pillow plate is provided on the upper part of the U-shaped structure, a backrest is provided in the middle and lower part of the U-shaped structure, a connecting plate is connected to the free end of the U-shaped structure, the frame body is an integrated structure, which increases the overall strength, a Velcro is provided on the surface of the pillow plate, and a U-shaped frame body is formed by adopting a new type of carbon fiber material through an overall one-time molding process, and two metal plates are used to connect the frame body to the main body, and a cloth cushion is installed at the waist position of the backrest frame, thereby improving the overall strength, reducing the weight, and improving the riding comfort.

[0004] In the above document: the position of the pillow board is fixed. If the height of the passenger does not match the pillow board, it will cause discomfort and cannot adapt to people of different heights. Based on this, an aviation seat backboard is specially proposed to solve the above problem. Utility Model Content

[0005] The utility model aims to provide an aviation seat backrest board to solve the problem that the aviation seat backrest boards currently on the market cannot adapt to people of different heights as proposed by the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an aviation seat backrest plate, comprising: a backrest plate, a connecting piece, a pillow mechanism and a buffer mechanism;

[0007] A connecting piece is fixedly connected to the bottom of the backrest, a pillow mechanism is arranged in the backrest, a buffer mechanism is arranged on one side of the backrest, and the connecting piece serves as a connection basis; the pillow mechanism includes: a storage groove, a T-shaped rod, a pillow plate, a tooth groove, a plug plate, a T-shaped slide plate, a T-shaped slide groove, a tooth plate, a gear, a rotating shaft, a handle and a torsion spring, a storage groove is opened in the backrest, a T-shaped rod slides through the inner wall of the storage groove, and a pillow plate is fixedly connected to the upper surface of the T-shaped rod.

[0008] Preferably, a tooth groove is provided on one side of the T-shaped rod, a plug plate is engaged in the tooth groove, a T-shaped slide plate is fixedly connected to the upper surface of the plug plate, the T-shaped slide plate is slidably connected in the T-shaped slide groove, and the T-shaped slide groove is provided above the storage groove.

[0009] Preferably, a toothed plate is fixedly connected to the bottom of the plug plate, a gear is meshingly connected to the lower side of the toothed plate, the gear is fixedly connected to a rotating shaft, and the rotating shaft is rotatably connected to the inner wall of the storage slot.

[0010] Preferably, the other end of the rotating shaft passes through the inner wall of the storage groove and is connected to a handle, and the handle is arranged on the back of the backrest. A torsion spring is sleeved on the rotating shaft, and the torsion spring is connected to the inner wall of the storage groove, and the other end of the torsion spring is connected to the rotating shaft.

[0011] Preferably, the buffer mechanism includes: a support plate, a push rod, a buffer spring, a U-shaped rod, a first ear, a transmission plate, a second ear and a reset spring. A support plate is provided on one side of the support plate, and a push rod is fixedly connected to one side of the support plate. The push rod slides through the inner wall of the storage groove, and a buffer spring is sleeved on the push rod. The buffer spring is connected to one side of the support plate, and the other end of the buffer spring is connected to one side of the support plate.

[0012] Preferably, a U-shaped rod is fixedly connected to the inner wall of the storage groove, a first ear is frictionally connected to the U-shaped rod, a transmission plate is rotatably connected in the first ear, the other end of the transmission plate is rotatably connected in the second ear, and the second ear is fixedly connected to one side of the push rod.

[0013] Preferably, a return spring is connected to the bottom of the first connecting ear, and the return spring is sleeved on the U-shaped rod.

[0014] Preferably, the first lug, the transmission plate, the second lug and the return spring are symmetrically arranged in two groups about the central axis of the U-shaped rod.

[0015] Compared with the prior art, the utility model has the following beneficial effects: by rotating the handle to drive the gear to rotate and twist the torsion spring, the plug plate is pulled out of the tooth groove, the limit on the T-shaped rod is released, and then the pillow plate is pulled to adjust to a suitable height, and then the handle is released, the torsion spring rotates the shaft to reset, drives the plug plate to be inserted into the tooth groove, fixes the height of the pillow plate, and thus adapts to different groups of people, and pushes the support plate to squeeze the buffer spring when the body is subjected to inertia, and pushes the first ear to move along the U-shaped rod through the transmission plate, and squeezes the reset spring, converting the impact force into friction force for consumption, and finally the buffer spring and the reset spring undergo elastic deformation to push the support plate to reset, and then perform buffering, the specific contents are as follows:

[0016] 1. Rotate the handle to twist the torsion spring, push the plug out of the tooth groove, then pull the pillow plate to adjust to a suitable height, then release the handle, the torsion spring will reset the shaft, drive the plug plate to reinsert into the tooth groove, fix the T-bar, and fix the adjusted pillow height to adapt to different people;

[0017] 2. When the body is subjected to inertia, the support plate is pushed to squeeze the buffer spring, which pushes the first ear to move along the U-shaped rod by friction, squeezing the reset spring, converting the impact force into friction force for consumption, and then the buffer spring resets the support plate, and the reset spring resets the first ear, thereby performing buffering. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the T-shaped skateboard of the utility model;

[0020] Figure 3 This is a schematic diagram of the handle of the utility model;

[0021] Figure 4 This is a side view of the structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the main structure of the utility model;

[0023] Figure 6 This is an enlarged view of the structure of part A of the utility model.

[0024] In the figure: 1. backing plate; 2. connecting piece; 3. pillow mechanism; 301. storage groove; 302. T-shaped rod; 303. pillow plate; 304. tooth groove; 305. plug plate; 306. T-shaped slide plate; 307. T-shaped slide groove; 308. tooth plate; 309. gear; 310. rotating shaft; 311. handle; 312. torsion spring; 4. buffer mechanism; 401. support plate; 402. push rod; 403. buffer spring; 404. U-shaped rod; 405. first ear; 406. transmission plate; 407. second ear; 408. return spring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-6 The utility model provides a technical solution: an aviation seat backrest plate, comprising: a backrest plate 1, a connecting piece 2, a pillow mechanism 3 and a buffer mechanism 4;

[0027] A connecting piece 2 is fixedly connected to the bottom of the backrest 1, a pillow mechanism 3 is arranged in the backrest 1, a buffer mechanism 4 is arranged on one side of the backrest 1, and the connecting piece 2 serves as a connection basis; the pillow mechanism 3 includes: a storage groove 301, a T-shaped rod 302, a pillow plate 303, a tooth groove 304, a plug plate 305, a T-shaped slide plate 306, a T-shaped slide groove 307, a tooth plate 308, a gear 309, a rotating shaft 310, a handle 311 and a torsion spring 312, a storage groove 301 is opened in the backrest 1, a T-shaped rod 302 is slidably penetrated through the upper inner wall of the storage groove 301, and a pillow plate 303 is fixedly connected to the upper surface of the T-shaped rod 302.

[0028] A tooth groove 304 is provided on one side of the T-shaped rod 302, and a plug plate 305 is engaged in the tooth groove 304. A T-shaped slide plate 306 is fixedly connected to the upper surface of the plug plate 305. The T-shaped slide plate 306 is slidably connected in the T-shaped slide groove 307. The T-shaped slide groove 307 is provided above the storage groove 301. The T-shaped rod 302 is T-shaped to prevent it from falling off. The T-shaped slide plate 306 and the T-shaped slide groove 307 guide the plug plate 305 to slide horizontally. The end of the plug plate 305 is inserted into the tooth groove 304 to fix the height of the pillow plate 303. A tooth plate 308 is fixedly connected to the bottom of the plug plate 305. A gear 309 is meshed and connected below the tooth plate 308. The gear 309 is fixedly connected to the rotating shaft 310. The shaft 310 is rotatably connected to the inner wall of the storage groove 301. The rotating shaft 310 drives the gear 309 to rotate, and pushes the plug plate 305 to move through the tooth plate 308. The other end of the rotating shaft 310 passes through the inner wall of the storage groove 301 and is connected to a handle 311. The handle 311 is set on the back of the back plate 1. A torsion spring 312 is sleeved on the rotating shaft 310. The torsion spring 312 is connected to the inner wall of the storage groove 301, and the other end of the torsion spring 312 is connected to the rotating shaft 310. The rotating handle 311 drives the rotating shaft 310 to twist the torsion spring 312, and pulls the pillow plate 303 to adjust the height. Finally, the handle 311 is released, and the torsion spring 312 rotates the rotating shaft 310 to reset and fix the height of the pillow plate 303.

[0029] The buffer mechanism 4 includes: a support plate 401, a push rod 402, a buffer spring 403, a U-shaped rod 404, a first ear 405, a transmission plate 406, a second ear 407 and a return spring 408. A support plate 401 is provided on one side of the support plate 1, and a push rod 402 is fixedly connected to one side of the support plate 401. The push rod 402 penetrates and slides on the inner wall of the storage groove 301, and a buffer spring 403 is sleeved on the push rod 402. The buffer spring 403 is connected to one side of the support plate 401, and the other end of the buffer spring 403 is connected to one side of the support plate 1. When the aircraft accelerates or relies on, the support plate 401 drives the push rod 402 to move, squeezes the buffer spring 403 for buffering, and a U-shaped rod 404 is fixedly connected to the inner wall of the storage groove 301, and the U-shaped rod 404 is frictionally connected to the first ear 405. The transmission plate 406 is rotatably connected in the first ear 405, and the transmission plate 406 is also connected to the second ear 407. One end is rotatably connected in the second ear 407, and the second ear 407 is fixedly connected to one side of the push rod 402. When the push rod 402 moves, it pushes the second ear 407, driving the transmission plate 406 to rotate between the first ear 405 and the second ear 407, pushing the first ear 405 to move along the U-shaped rod 404 by friction, converting the impact force into friction force for consumption, and a return spring 408 is connected to the bottom of the first ear 405, and the return spring 408 is sleeved on the U-shaped rod 404. When the first ear 405 moves, the return spring 408 is squeezed, and then the return spring 408 resets the first ear 405 and the support plate 401. The first ear 405, the transmission plate 406, the second ear 407 and the return spring 408 are symmetrically arranged in two groups about the central axis of the U-shaped rod 404, and buffering is performed on both sides at the same time to consume the impact force and increase the buffering effect.

[0030] In summary: Figure 1-6 As shown, when using this kind of aviation seat backrest board, a simple understanding of the device is made. First, the device is installed on the seat board, and the outer cover and cushion are put on for use. When the height does not match the device, the rotating handle 311 drives the rotating shaft 310 to twist the torsion spring 312, and the rotating shaft 310 drives the gear 309 to rotate, and the tooth plate 308 pushes the plug plate 305 out of the tooth groove 304, and then the pillow plate 303 is pulled to adjust to a suitable height, and then the handle 311 is released, and the torsion spring 312 rotates the rotating shaft 310 to reset, driving the plug plate 305 Insert it into the tooth groove 304 to fix the height of the pillow plate 303. When the aircraft accelerates and the body is subjected to inertia, the support plate 401 is pushed to squeeze the buffer spring 403, which drives the push rod 402 to push the second ear 407, and the first ear 405 is pushed to move along the U-shaped rod 404 through the transmission plate 406, and the return spring 408 is squeezed to convert the impact force into friction force for consumption. Then the buffer spring 403 and the return spring 408 are elastically deformed to push the support plate 401 to return to its original position. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An aviation seat backrest plate, comprising: A backrest plate (1), a connecting member (2), a pillow mechanism (3) and a buffer mechanism (4), It is characterized by: The bottom of the backrest (1) is fixedly connected with a connecting piece (2), a pillow mechanism (3) is arranged in the backrest (1), a buffer mechanism (4) is arranged on one side of the backrest (1), and the connecting piece (2) serves as a connection basis; the pillow mechanism (3) comprises: a storage groove (301), a T-shaped rod (302), a pillow plate (303), a tooth groove (304), a plug plate (305), a T-shaped slide plate (306), a T-shaped slide groove (307), a tooth plate (308), a gear (309), a rotating shaft (310), a handle (311) and a torsion spring (312); a storage groove (301) is opened in the backrest (1), a T-shaped rod (302) is slidably penetrated through the upper inner wall of the storage groove (301), and the pillow plate (303) is fixedly connected to the upper surface of the T-shaped rod (302).

2. The aircraft seat backrest plate according to claim 1, characterized in that: A tooth groove (304) is provided on one side of the T-shaped rod (302), a plug plate (305) is engaged in the tooth groove (304), a T-shaped slide plate (306) is fixedly connected to the upper surface of the plug plate (305), and the T-shaped slide plate (306) is slidably connected in a T-shaped slide groove (307), and the T-shaped slide groove (307) is provided above the storage groove (301).

3. The aircraft seat backrest plate according to claim 2, characterized in that: A toothed plate (308) is fixedly connected to the bottom of the plug plate (305), a gear (309) is meshedly connected below the toothed plate (308), the gear (309) is fixedly connected to a rotating shaft (310), and the rotating shaft (310) is rotatably connected to the inner wall of the storage groove (301).

4. The aircraft seat backrest plate according to claim 3, characterized in that: The other end of the rotating shaft (310) passes through the inner wall of the receiving groove (301) and is connected to a handle (311), and the handle (311) is arranged on the back of the back plate (1). A torsion spring (312) is sleeved on the rotating shaft (310), and the torsion spring (312) is connected to the inner wall of the receiving groove (301), and the other end of the torsion spring (312) is connected to the rotating shaft (310).

5. The aircraft seat backrest plate according to claim 1, characterized in that: The buffer mechanism (4) comprises: a support plate (401), a push rod (402), a buffer spring (403), a U-shaped rod (404), a first ear (405), a transmission plate (406), a second ear (407) and a return spring (408); a support plate (401) is provided on one side of the support plate (1); a push rod (402) is fixedly connected to one side of the support plate (401); the push rod (402) penetrates and slides on the inner wall of the storage groove (301); a buffer spring (403) is sleeved on the push rod (402); the buffer spring (403) is connected to one side of the support plate (401); and the other end of the buffer spring (403) is connected to one side of the support plate (1).

6. The aircraft seat backrest plate according to claim 1, characterized in that: A U-shaped rod (404) is fixedly connected to the inner wall of the storage groove (301), and a first ear (405) is frictionally connected to the U-shaped rod (404). A transmission plate (406) is rotatably connected in the first ear (405), and the other end of the transmission plate (406) is rotatably connected in a second ear (407), and the second ear (407) is fixedly connected to one side of the push rod (402).

7. The aircraft seat backrest plate according to claim 6, characterized in that: The bottom of the first connecting ear (405) is connected to a return spring (408), and the return spring (408) is sleeved on the U-shaped rod (404).

8. The aircraft seat backrest plate according to claim 7, characterized in that: The first lug (405), the transmission plate (406), the second lug (407) and the return spring (408) are symmetrically arranged in two groups about the central axis of the U-shaped rod (404).

Images