Seat buffering and energy absorbing mechanism

Abstract

The utility model discloses a seat buffering and energy absorbing mechanism which comprises a seat body, a connecting plate in contact with the seat body is arranged at the bottom of the seat body, a plurality of sliding grooves are formed in the upper surface of the connecting plate, sliding blocks are connected into the sliding grooves in a sliding mode, the sliding blocks are fixed to the seat body, and the sliding blocks are connected with the connecting plate in a sliding mode. A connecting plate is arranged on the seat body, the seat body moves on the connecting plate, a plurality of check blocks are fixedly connected to the bottom of the connecting plate, two piston rods are fixedly connected between every two opposite check blocks, and two connecting blocks are slidably connected to the outer sides of every two adjacent piston rods. Compared with the prior art, the energy absorption and counteracting can be performed on the shaking force of the seat, so that the shaking amplitude of the seat is reduced, the injury is avoided, the shaking amplitude of the seat can be further reduced, the safety of the seat is improved, the comfort of the seat body can be increased, the seat is more comfortable, the legs are supported, and the safety of the seat is improved. And the comfort of the legs is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chair technical field especially relates to a seat cushioning energy absorbing mechanism. BACKGROUND

[0002] The aviation seat usually refers to those with multiple adjustment functions, high comfort degree, they have multiple functions, aim at providing comfort and convenience.

[0003] At present, most of the aviation seats on the market are directly installed on the bottom plate or slide rail, the aviation seat installed on the slide rail is fixed by the motor threaded rod mechanism, so that the seat remains fixed, however, when being collided, especially when being rear-ended, the person on the seat will be impacted, the impact will be transmitted to the person, resulting in that the passenger will have serious shaking, especially the old people with fragile bones, which is very easy to be injured, therefore, the seat cushioning energy absorbing mechanism is provided to solve the above problems. SUMMARY

[0004] The utility model discloses a seat cushioning energy absorbing mechanism.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A seat cushioning energy absorbing mechanism, including seat body, the bottom of seat body is equipped with the connecting plate that contacts with seat body, the upper surface of connecting plate is equipped with a plurality of slide grooves, a plurality of The slide groove is slidably connected with the sliding block, a plurality of The sliding block is fixed with seat body, so that seat body moves on the connecting plate, The bottom of connecting plate is fixedly connected with a plurality of stoppers, the opposite two The stopper is fixedly connected with two piston rods between two, the outer side of two The piston rod of adjacent two is slidably connected with two connecting blocks, the opposite two The connecting block is fixedly connected with the tension spring between two, a plurality of The one side of connecting block is rotatably connected with the push plate, and the push plate is rotatably connected with the sliding block, a plurality of The slide groove is equipped with spring, and the both ends of spring are fixed with sliding block and connecting plate respectively, The bottom of connecting plate is equipped with the buffer assembly that moves the buffer of seat body.

[0007] As a further scheme of the utility model, the buffer assembly includes a plurality of slide cylinders, a plurality of The slide cylinder is fixedly connected at the bottom of connecting plate, a plurality of The piston rod is slidably connected in a plurality of The slide cylinder, a plurality of The piston rod is fixed with a plurality of sliding blocks respectively, a plurality of The slide cylinder is filled with gas.

[0008] As a further scheme of the utility model, the outer side of two The piston rod of adjacent two is fixedly connected with the second rubber block, and the second rubber block is located between two The connecting block.

[0009] As a further scheme of the utility model, one side of the plurality of the stoppers is fixedly connected with a first rubber block, and the piston rod passes through the first rubber block.

[0010] As a further scheme of the utility model, the seat body is internally provided with an air bag cushion for changing the softness of the seat.

[0011] As a further scheme of the utility model, one side of the seat body is provided with a leg air bag for supporting the legs.

[0012] As a further scheme of the utility model, the bottom of the connecting plate is fixedly connected with two leg supports for supporting the seat body.

[0013] The utility model has the advantages of:

[0014] 1. The utility model discloses a spring and a tension spring are arranged, when the seat shakes, the seat body drives the sliding block to move in the sliding groove, two sliding blocks stretch the spring, and the other two sliding blocks extrude the spring, the two sliding blocks drive the connecting block to move on the sliding rod through the push plate, and the other two sliding blocks drive the connecting block to move in the opposite direction through the push plate, so that the two opposite connecting blocks stretch the tension spring, the stretching and extrusion of the spring and the stretching of the tension spring are needed to absorb the energy of the seat shaking and offset, thereby reducing the amplitude of the seat shaking and avoiding injury.

[0015] 2. The utility model discloses a buffer assembly, in the process of the seat shaking, the buffer assembly buffers the seat, thereby further reducing the amplitude of the seat shaking and improving the safety of the seat.

[0016] 3. The utility model discloses an air bag cushion and a leg air bag, the air bag cushion can increase the comfort of the seat body, so that the seat is more comfortable, and the leg air bag can support the legs, thereby increasing the comfort of the legs. DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of a seat buffer energy-absorbing mechanism proposed in the utility model;

[0018] Figure 2 It is a partial sectional view structure schematic view of a seat buffer energy-absorbing mechanism proposed in the utility model;

[0019] Figure 3 It is a partial enlarged structure schematic view of a seat buffer energy-absorbing mechanism proposed in the utility model;

[0020] Figure 4 It is an enlarged structure schematic view of A of a seat buffer energy-absorbing mechanism proposed in the utility model.

[0021] In the figure: 1, seat body; 2, air bag cushion; 3, leg air bag; 4, leg support; 5, connecting plate; 6, sliding block; 7, sliding groove; 8, spring; 9, push plate; 10, piston rod; 11, sliding cylinder; 12, stop block; 13, first rubber block; 14, second rubber block; 15, sliding rod; 16, tension spring; 17, connecting block. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Referring to Figures 1-4 A kind of seat cushioning energy-absorbing mechanism, including seat body 1, the bottom of seat body 1 is equipped with the connecting plate 5 being in contact with seat body 1, the upper surface of connecting plate 5 is equipped with multiple sliding grooves 7, multiple sliding grooves 7 are all slidably connected with sliding block 6, multiple sliding blocks 6 are all fixed with seat body 1, so that seat body 1 moves on connecting plate 5, the bottom of connecting plate 5 is welded with multiple stop blocks 12, two sliding rods 15 are welded between opposite two stop blocks 12, two connecting blocks 17 are slidably connected with the outer side of adjacent two sliding rods 15, tension spring 16 is welded between opposite two connecting blocks 17, one side of multiple connecting blocks 17 is all rotatably connected with push plate 9, and push plate 9 is rotatably connected with sliding block 6, multiple sliding grooves 7 are all equipped with spring 8, and the both ends of spring 8 are fixed with sliding block 6 and connecting plate 5 respectively, when shaking occurs, at this time, seat body 1 will drive sliding block 6 to move in sliding groove 7, so that seat body 1 moves on connecting plate 5, when seat body 1 drives sliding block 6 to move in sliding groove 7, two sliding blocks 6 will stretch spring 8, and other two sliding blocks 6 will move spring 8, so that the force required by stretching and extruding spring 8 is absorbed to offset the action force of seat body 1 shaking, simultaneously, two sliding blocks 6 will move connecting block 17 on sliding rod 15 by push plate 9, other two sliding blocks 6 will move connecting block 17 on sliding rod 15 in opposite direction by push plate 9, and push plate 9 will rotate between connecting block 17 and sliding block 6, so that opposite two connecting blocks 17 move in opposite direction, opposite two connecting blocks 17 lengthen tension spring 16, so that the force required by lengthening tension spring 16 is absorbed to offset the action force of seat body 1 shaking, so as to reduce the amplitude of seat shaking, avoid being hurt, the bottom of connecting plate 5 is equipped with the buffer assembly that moves the buffer of seat body 1.

[0024] The utility model discloses, buffer assembly includes a plurality of slide cylinder 11, a plurality of slide cylinder 11 all are fixed through bolt at the bottom of connecting plate 5, a plurality of slide cylinder 11 all slide connection has piston rod 10, a plurality of piston rod 10 respectively with a plurality of sliding block 6 fixed, a plurality of slide cylinder 11 all fill gas, and seat body 1 in the process of shaking will make two sliding blocks 6 among them push piston rod 10 to move to slide cylinder 11, and because slide cylinder 11 fill gas, therefore piston rod 10 will compress gas, to seat body 1 is buffered, further reduce the amplitude of seat shaking, improved the security of seat, the outside of adjacent two slide bars 15 is bonded with second rubber block 14, and second rubber block 14 is located between two connecting blocks 17, a plurality of baffle blocks 12 one side all are bonded with first rubber block 13, and slide bar 15 passes through first rubber block 13, second rubber block 14 and first rubber block 13 can be flexible to the resistance of moving connecting block 17, seat body 1 is equipped with the air bag cushion 2 of making change seat softness, the side of seat body 1 is equipped with the leg air bag 3 of supporting leg, air bag cushion 2 can increase the comfort of seat body 1, to make seat more comfortable, and leg air bag 3 can support leg, to increase the comfort of leg, the bottom of connecting plate 5 is fixed with two leg supports 4 of supporting seat body 1 through bolt.

[0025] Working principle: when the shaking occurs, at this time the seat body 1 will drive the slider 6 to move in the sliding groove 7, so that the seat body 1 moves on the connecting plate 5, and when the seat body 1 drives the slider 6 to move in the sliding groove 7, two sliders 6 will stretch the spring 8, and the other two sliders 6 will extrude the spring 8, so that the force required for stretching and extruding the spring 8 can absorb and offset the action force of the seat body 1 shaking, and at the same time, two sliders 6 will push the connecting block 17 to move on the sliding rod 15 through the push plate 9, and the other two sliders 6 will push the connecting block 17 to move in the opposite direction on the sliding rod 15 through the push plate 9, and the push plate 9 will rotate between the connecting block 17 and the slider 6, so that the two opposite connecting blocks 17 move in opposite directions, and the two opposite connecting blocks 17 stretch the tension spring 16, so that the force required for stretching the tension spring 16 can absorb and offset the action force of the seat body 1 shaking, so as to reduce the amplitude of the seat shaking and avoid injury. In the process of shaking, two sliders 6 will push the piston rod 10 to move into the sliding cylinder 11, and because the sliding cylinder 11 is full of gas, the piston rod 10 will compress the gas, so as to buffer the seat body 1, further reduce the amplitude of the seat shaking, and improve the safety of the seat. Finally, it should be pointed out that for those skilled in the art, the technical solutions described in the foregoing embodiments can still be modified, or some technical features can be replaced by equivalents. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A seat buffering energy absorption mechanism, comprising a seat body (1), characterized in that: The bottom of the seat body (1) is provided with a connecting plate (5) in contact with the seat body (1), and the upper surface of the connecting plate (5) is provided with a plurality of slide grooves (7), and the plurality of slide grooves (7) are all slidably connected with sliders (6), and the plurality of sliders (6) are all fixed to the seat body (1), so that the seat body (1) moves on the connecting plate (5), and the bottom of the connecting plate (5) is fixedly connected with a plurality of stoppers (12), and two opposing stoppers (12) are fixedly connected with two slide rods (15), and the two adjacent stoppers (12) are fixedly connected with each other. The outer side of each slide rod (15) is slidably connected to two connecting blocks (17), and a tension spring (16) is fixedly connected between the two opposing connecting blocks (17). One side of each of the connecting blocks (17) is rotatably connected to a push plate (9), and the push plate (9) is rotatably connected to the slider (6). A spring (8) is provided in each of the sliding grooves (7), and the two ends of the spring (8) are respectively fixed to the slider (6) and the connecting plate (5). The bottom of the connecting plate (5) is provided with a buffer component for buffering the movement of the seat body (1).

2. A seat buffer energy absorption mechanism according to claim 1, characterized in that: The buffer assembly includes a plurality of slide cylinders (11), each of the plurality of slide cylinders (11) is fixedly connected to the bottom of the connecting plate (5), each of the plurality of slide cylinders (11) is slidably connected to a piston rod (10), each of the plurality of piston rods (10) is fixed to a plurality of sliders (6), and each of the plurality of slide cylinders (11) is filled with gas.

3. The seat buffer energy absorption mechanism according to claim 1, characterized in that: The outer sides of two adjacent sliding rods (15) are fixedly connected with a second rubber block (14), and the second rubber block (14) is located between the two connecting blocks (17).

4. A seat buffer energy absorption mechanism according to claim 3, characterized in that: One side of each of the plurality of stoppers (12) is fixedly connected to a first rubber block (13), and the sliding rod (15) passes through the first rubber block (13).

5. The seat buffer energy absorption mechanism according to claim 1, characterized in that: An airbag cushion (2) for changing the softness of the seat is provided in the seat body (1).

6. The seat buffer energy absorption mechanism according to claim 5, characterized in that: One side of the seat body (1) is provided with a leg airbag (3) for supporting the legs.

7. The seat buffer energy absorption mechanism according to claim 1, characterized in that: The bottom of the connecting plate (5) is fixedly connected to two leg frames (4) that support the seat body (1).

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