CN217111390U

CN217111390U - Vertical vehicle seat vibration test platform stop gear

Info

Publication number: CN217111390U
Application number: CN202221110926.2U
Authority: CN
Inventors: 李成立; 李辉; 吴俊航
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-08-02
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses a vertical vehicle seat vibration test platform stop gear, including end section of thick bamboo, the bottom inner wall intermediate position welding of end section of thick bamboo has the mounting bracket, and there is the vibrator at the top of mounting bracket through bolted connection, and there is test platform at the top of vibrator through bolted connection, and test platform's top intermediate position rotates and is connected with the seat body, end section of thick bamboo is close to the circumference outer wall of intermediate position and opens the spacing hole that has the equidistance and distribute, and the inner wall in one of them spacing hole is provided with spacing subassembly. The utility model discloses keep the vertical stability when test platform and seat body do the vibration, protect the stability of L type locating lever, T type pivot and seat body for the seat is provided with stop gear, can effectively avoid the seat to produce horizontal rotation motion's problem, takes personnel and test equipment's safety when guaranteeing seat vibration test, and the personnel of taking that also can be convenient for in addition can carry out the vertical vibration test when facing the not equidirectional.

Description

Vertical vehicle seat vibration test platform stop gear

Technical Field

The utility model relates to a vehicle test technical field especially relates to vertical vehicle seat vibration test platform stop gear.

Background

The vehicle seat vibration test bed is mainly used for simulating vibration input to which a seat is subjected during vehicle running. Among various types of vibration test tables, the vertical vibration table is widely applied due to simple structure and convenient use, operation and maintenance. The structural principle of the vertical vehicle seat vibration test bed can drive the seat to move up and down by depending on the vertical vibration machine to move up and down, so that the vertical simulated vibration of the vehicle seat is realized.

At present, current vertical vehicle seat vibration test bench basically lacks stop device, in the vertical vibration of normal transmission of in-service use vehicle seat vibration test bench, owing to do not set up stop gear to the seat, can't effectively avoid the seat to produce horizontal rotation motion's problem to the safety of taking personnel and test equipment when influencing seat vibration test, consequently, need to design vertical vehicle seat vibration test bench stop gear and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical vehicle seat vibration test platform stop gear to solve the problem that can't effectively avoid the seat to produce horizontal rotation motion.

In order to achieve the above object, the utility model provides a following technical scheme: vertical vehicle seat vibration test platform stop gear, including end section of thick bamboo, the bottom inner wall intermediate position welding of end section of thick bamboo has the mounting bracket, and there is the vibrator at the top of mounting bracket through bolted connection, and there is test platform at the top of vibrator through bolted connection, and test platform's top intermediate position rotates and is connected with the seat body, end section of thick bamboo is close to the circumference outer wall of intermediate position and opens the spacing hole that has the equidistance and distribute, and the inner wall in one of them spacing hole is provided with spacing subassembly.

Preferably, a bearing seat is welded in the middle of the top of the test platform, a T-shaped rotating shaft is welded on the inner wall of the bearing seat, and the top of the T-shaped rotating shaft is connected with the bottom of the seat body through a bolt.

Preferably, the limiting assembly comprises an L-shaped positioning rod welded on one side of the outer wall of the T-shaped rotating shaft, a supporting cylinder is sleeved at the bottom of the L-shaped positioning rod, a limiting seat is welded at the bottom of the supporting cylinder, a locking hole is formed in the middle of the limiting seat, and an anti-rotation assembly is arranged between the locking hole and one limiting hole.

Preferably, the anti-rotation assembly comprises a T-shaped limiting rod inserted in the locking hole and one limiting hole, a spring is welded between one end of the T-shaped limiting rod and one side of the limiting seat, and a draw hook is welded at one end of the T-shaped limiting rod.

Preferably, the top of the test platform is bonded with a graduated ring, one end of the middle position of the bottom of the seat body is connected with an L-shaped guide frame through a bolt, and one end of the L-shaped guide frame corresponds to the position of the graduated ring.

Preferably, guide assemblies which are distributed in an annular shape at equal intervals are welded between the inner wall of the bottom barrel and the outer wall of the bottom of the test platform, and auxiliary support assemblies which are distributed at equal intervals are arranged on the outer wall of the circumference, close to the bottom, of the bottom barrel.

Preferably, the guide assembly comprises guide cylinders welded on the inner wall of the bottom cylinder at equal intervals, guide columns are inserted into the inner wall of each guide cylinder, and the tops of the guide columns are welded with the outer wall of the bottom of the test platform.

Preferably, the auxiliary stay subassembly includes that the equidistance welds the U type seat at end section of thick bamboo circumference outer wall, and the inner wall of U type seat all has auxiliary stay bar through fastening pin hub connection, and the bottom one end of auxiliary stay bar all has the universal wheel through bolted connection, and the handle frame has all been welded at the top of auxiliary stay bar.

The utility model has the advantages that:

the utility model discloses in, through the end section of thick bamboo that sets up, the vibrator, test platform, the seat body, guide subassembly and auxiliary stay subassembly, when carrying out the vertical vibration test operation to vehicle seat, expand auxiliary stay pole and universal wheel around the end section of thick bamboo through the handle frame in the auxiliary stay subassembly earlier, carry out the auxiliary stay to whole vibration test platform and handle, keep the stability can, rethread vibrator drives test platform and seat body and vibrates, can make the guide post in the guide subassembly move about in the guide section of thick bamboo this moment, vertical stability when keeping test platform and seat body and making the vibration;

the utility model discloses in, test platform, the bearing frame, T type pivot, the seat body, L type guide frame, scale ring and spacing subassembly, in the vertical vibration in-process, make T type gag lever post in the spacing subassembly insert in spacing hole all the time, protect L type locating lever, the stability of T type pivot and seat body, make the seat be provided with stop gear, can effectively avoid the seat to produce horizontal rotation motion's problem, the safety of taking personnel and test equipment when guaranteeing seat vibration test, and the effect of accessible bearing frame makes the seat body have the rotation performance, carry out angle location through L type guide frame and scale ring and handle, the personnel of being convenient for can carry out vertical vibration test when facing the equidirectional.

Drawings

FIG. 1 is a schematic view of the overall structure of a vertical vehicle seat vibration test bed limiting mechanism provided by the present invention;

FIG. 2 is a schematic structural view of a guide cylinder and a vibrator of a limiting mechanism of a vertical vehicle seat vibration test bed provided by the present invention;

FIG. 3 is a schematic structural view of a T-shaped rotating shaft and a T-shaped limiting rod of the limiting mechanism of the vertical vehicle seat vibration test bed provided by the utility model;

fig. 4 is the utility model provides a vertical vehicle seat vibration test platform stop gear's U type seat and supplementary vaulting pole structural sketch.

In the figure: 1. a bottom cylinder; 2. a test platform; 3. an L-shaped positioning rod; 4. a seat body; 5. a graduated ring; 6. an L-shaped guide frame; 7. a limiting hole; 8. a mounting frame; 9. a guide post; 10. a guide cylinder; 11. a vibrator; 12. a bearing seat; 13. a T-shaped rotating shaft; 14. a support cylinder; 15. pulling a hook; 16. a spring; 17. a limiting seat; 18. a T-shaped limiting rod; 19. a U-shaped seat; 20. an auxiliary stay bar; 21. a handle frame; 22. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a limiting mechanism of a vertical vehicle seat vibration test bed comprises a bottom barrel 1, wherein a mounting frame 8 is welded at the middle position of the inner wall of the bottom barrel 1, the top of the mounting frame 8 is connected with a vibrator 11 through a bolt, the top of the vibrator 11 is connected with a test platform 2 through a bolt, the middle position of the top of the test platform 2 is rotatably connected with a seat body 4, the outer wall of the circumference of the bottom barrel 1, which is close to the middle position, is provided with limiting holes 7 distributed equidistantly, and the inner wall of one limiting hole 7 is provided with a limiting assembly.

The utility model discloses in, the welding of test platform 2's top intermediate position has bearing frame 12, and the inner wall welding of bearing frame 12 has T type pivot 13, passes through bolted connection between the top of T type pivot 13 and the bottom of seat body 4.

The utility model discloses in, spacing subassembly is including welding at the L type locating lever 3 of 13 outer wall one sides of T type pivot, and L type locating lever 3's bottom has cup jointed and has supported a section of thick bamboo 14, and the bottom welding of supporting a section of thick bamboo 14 has spacing seat 17, and the intermediate position of spacing seat 17 is opened there is the locking hole, and the locking hole is provided with between rather than one spacing hole 7 and prevents the rotation subassembly.

The utility model discloses in, prevent that the rotation component is including pegging graft the T type gag lever post 18 in locking hole and one of them spacing downthehole 7, and the welding has spring 16 between one side of the one end of T type gag lever post 18 and spacing seat 17, and the welding of the one end of T type gag lever post 18 has drag hook 15.

The utility model discloses in, test platform 2's top bonds and has scale ring 5, and the bottom intermediate position one end of seat body 4 has L type guide frame 6 through bolted connection, and the one end of L type guide frame 6 is corresponding with the position of scale ring 5.

The utility model discloses in, the welding has the equidistance to be the guide subassembly that the annular distributes between the bottom inner wall of end section of thick bamboo 1 and test platform 2's the bottom outer wall, and the circumference outer wall that end section of thick bamboo 1 is close to the bottom is provided with the auxiliary stay subassembly that the equidistance distributes.

The utility model discloses in, the guide subassembly includes that the equidistance welds the guide section of thick bamboo 10 at 1 bottom inner wall in the end section of thick bamboo, and the inner wall of a guide section of thick bamboo 10 all pegs graft and have guide post 9, the top of guide post 9 all with test platform 2's bottom outer wall welding.

The utility model discloses in, supplementary supporting component includes that the equidistance welds the U type seat 19 at 1 circumference outer wall of end section of thick bamboo, and the inner wall of U type seat 19 all has supplementary vaulting pole 20 through fastening pin hub connection, and the bottom one end of supplementary vaulting pole 20 all has universal wheel 22 through bolted connection, and handle frame 21 has all been welded at the top of supplementary vaulting pole 20.

This practical theory of operation: when the vehicle seat is subjected to vertical vibration test operation, the auxiliary support rod 20 and the universal wheel 22 are unfolded around the bottom cylinder 1 through the handle frame 21 in the auxiliary support assembly to perform auxiliary support treatment on the whole vibration test bed and maintain the stability, then the vibrator 11 drives the test platform 2 and the seat body 4 to vibrate, at the moment, the guide column 9 in the guide assembly can move in the guide cylinder 10 to maintain the vertical stability when the test platform 2 and the seat body 4 vibrate, the T-shaped limiting rod 18 in the limiting assembly is always inserted into the limiting hole 7 in the vertical vibration process to protect the stability of the L-shaped positioning rod 3, the T-shaped rotating shaft 13 and the seat body 4, the seat is provided with the limiting mechanism, the problem of horizontal rotation motion of the seat can be effectively avoided, and the safety of passengers and test equipment in the seat vibration test can be ensured, and can make seat body 4 have the rotation performance through the effect of bearing frame 12, carry out angle location through L type guide frame 6 and graduated ring 5 and handle, the person of being convenient for can carry out vertical vibration test when facing different directions.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Vertical vehicle seat vibration test platform stop gear, including end section of thick bamboo (1), its characterized in that: the bottom inner wall middle position welding of end section of thick bamboo (1) has mounting bracket (8), and there is vibrator (11) at the top of mounting bracket (8) through bolted connection, and there is test platform (2) at the top of vibrator (11) through bolted connection, and the top middle position of test platform (2) rotates and is connected with seat body (4), end section of thick bamboo (1) is close to the circumference outer wall of middle position and opens spacing hole (7) that have the equidistance and distribute, and the inner wall of one of them spacing hole (7) is provided with spacing subassembly.

2. The vertical vehicle seat vibration test bed limiting mechanism of claim 1, wherein: the testing platform is characterized in that a bearing seat (12) is welded in the middle of the top of the testing platform (2), a T-shaped rotating shaft (13) is welded on the inner wall of the bearing seat (12), and the top of the T-shaped rotating shaft (13) is connected with the bottom of the seat body (4) through bolts.

3. The vertical vehicle seat vibration test bed limiting mechanism of claim 2, wherein: the limiting assembly comprises an L-shaped positioning rod (3) welded on one side of the outer wall of the T-shaped rotating shaft (13), a supporting cylinder (14) is sleeved at the bottom of the L-shaped positioning rod (3), a limiting seat (17) is welded at the bottom of the supporting cylinder (14), a locking hole is formed in the middle of the limiting seat (17), and an anti-rotation assembly is arranged between the locking hole and one limiting hole (7).

4. The vertical vehicle seat vibration test bed limiting mechanism of claim 3, wherein: the anti-rotation assembly comprises a T-shaped limiting rod (18) inserted into the locking hole and one limiting hole (7), a spring (16) is welded between one end of the T-shaped limiting rod (18) and one side of the limiting seat (17), and a draw hook (15) is welded at one end of the T-shaped limiting rod (18).

5. The vertical vehicle seat vibration test bed limiting mechanism of claim 4, wherein: the top of the test platform (2) is bonded with a graduated ring (5), one end of the middle position of the bottom of the seat body (4) is connected with an L-shaped guide frame (6) through a bolt, and one end of the L-shaped guide frame (6) corresponds to the position of the graduated ring (5).

6. The vertical vehicle seat vibration test bed limiting mechanism of claim 5, wherein: the welding has the equidistance and is the guide subassembly that the annular distributes between the bottom inner wall of end section of thick bamboo (1) and the bottom outer wall of test platform (2), and end section of thick bamboo (1) is close to the circumference outer wall of bottom and is provided with the auxiliary stay subassembly that the equidistance distributes.

7. The vertical vehicle seat vibration test bed limiting mechanism of claim 6, wherein: the guide assembly comprises guide cylinders (10) welded to the inner wall of the bottom cylinder (1) at equal intervals, guide columns (9) are inserted into the inner wall of each guide cylinder (10), and the tops of the guide columns (9) are welded to the outer wall of the bottom of the test platform (2).

8. The vertical vehicle seat vibration test bed limiting mechanism of claim 6, wherein: the auxiliary supporting assembly comprises a U-shaped seat (19) welded to the outer wall of the circumference of the bottom barrel (1) at equal intervals, the inner wall of the U-shaped seat (19) is connected with an auxiliary supporting rod (20) through a fastening pin shaft, one end of the bottom of the auxiliary supporting rod (20) is connected with a universal wheel (22) through a bolt, and a handle frame (21) is welded to the top of the auxiliary supporting rod (20).