CN211717478U

CN211717478U - Coupling test box

Info

Publication number: CN211717478U
Application number: CN202020648633.4U
Authority: CN
Inventors: 龚尚坤; 刘纪宏; 汪娇艳
Original assignee: Shenzhen Qiantang Technology Co ltd
Current assignee: Shenzhen Qiantang Technology Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2020-10-20
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a coupling test box, including the coupling test box body, the bottom fixed mounting of coupling test box body has the base, first recess has been seted up to the front side of base, and the second recess has all been seted up to the bottom both sides of base, and one side inner wall that two second recesses are close to each other has seted up same first rectangular hole respectively with between the both sides inner wall of first recess, and the screw rod is installed to first rectangular hole internal rotation, and the one end that two screw rods are close to each other all extends to in the first recess and welds mutually, and two screw rod screw threads revolve to on the contrary, fixed mounting has driving motor on one side inner wall of first recess. The utility model relates to a rationally, convenient operation is convenient for remove the coupling test box body, and is convenient for accomodate the gyro wheel, effectively prevents to bump because of the mistake and take place the position and remove, makes the gyro wheel no longer be in long-time stress state simultaneously, has improved the life of gyro wheel, prevents that the gyro wheel from damaging, satisfies the user demand.

Description

Coupling test box

Technical Field

The utility model relates to a coupling test box technical field especially relates to a coupling test box.

Background

The coupling test box is a box made of conductive or magnetic conductive materials, the coupling test box limits electromagnetic energy in a certain space range, and an effective measure for inhibiting radiation interference is provided, and the shielding purposes are two: firstly, the radiation electromagnetic energy inside the equipment is limited to cross a certain area; secondly, external radiation electromagnetic energy is prevented from entering a certain area, and most of the bottoms of the existing coupling test boxes are fixedly provided with rollers, so that the aim of conveniently moving the coupling test boxes is fulfilled;

however, the existing coupling test box with rollers is not convenient for accommodating the rollers, the coupling test box is easy to shift through the rollers due to mistaken collision, and then collides with other equipment or personnel easily, so that the personnel are injured, (even the roller with a simple brake system has a small contact area with the ground, has small friction force, is still high in displacement risk, is in a stressed state for a long time, is easy to reduce the service life of the roller, and is damaged), and the use requirements cannot be met, so that the coupling test box is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a coupling test box.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a coupling test box comprises a coupling test box body, wherein a base is fixedly installed at the bottom of the coupling test box body, a first groove is formed in the front side of the base, second grooves are formed in two sides of the bottom of the base, a first rectangular hole is formed between the inner wall of one side, close to each other, of each second groove and the inner wall of the two sides of each first groove, a screw rod is installed in the first rectangular hole in a rotating mode, one ends, close to each other, of the two screw rods extend into the first grooves and are welded to each other, the thread turning directions of the two screw rods are opposite, a driving motor is fixedly installed on the inner wall of one side of each first groove, chain wheels are fixedly sleeved on an output shaft of the driving motor and one screw rod of the two screw rods, the two chain wheels are connected with a same chain in a rotating mode, a fixing block is fixedly sleeved in each first rectangular hole, one end, the screw rod is sleeved with a moving plate positioned in the corresponding second groove in a threaded manner, one side, close to each other, of each of the two moving plates extends into the corresponding first rectangular hole, the fixed block is sleeved on the corresponding moving plate in a sliding manner, L-shaped rods are fixedly arranged on the inner walls of the two sides of the second groove, the two L-shaped rods positioned in the same second groove are symmetrically arranged, the same transverse plate positioned below the corresponding moving plate is fixedly arranged between the inner walls of the two sides of the second groove, the top end of each L-shaped rod is fixedly connected with the bottom of the corresponding transverse plate, the bottom of each moving plate is fixedly provided with a moving block positioned in the corresponding second groove, the moving blocks are sleeved on the corresponding transverse plates in a sliding manner, the two L-shaped rods positioned in the same second groove are sleeved with the same connecting plate in a sliding manner, and two connecting rods are respectively hinged between the front side and the rear side, the transverse plates are located between the corresponding four connecting rods, the two sides of the bottom of each connecting plate are rotatably provided with the rollers, the bottoms of the rollers extend to the lower portion of the base, two springs in a stretching state are fixedly arranged between the top of each connecting plate and the bottom of the corresponding transverse plate, and the springs are movably sleeved on the corresponding L-shaped rods.

Preferably, the four corners of the top of the moving plate are embedded with balls, and the balls are in rolling contact with the inner wall of the top of the corresponding second groove.

Preferably, the same bearing is fixedly installed between the top inner wall and the bottom inner wall of the first rectangular hole, and an inner ring of the bearing is fixedly sleeved with the outer side of the corresponding screw rod.

Preferably, one side of the fixed block is provided with a second rectangular hole, and the inner wall of the second rectangular hole is in sliding connection with the outer side of the corresponding moving plate.

Preferably, a third rectangular hole is formed in one side of the moving block, and the inner wall of the third rectangular hole is in sliding connection with the outer side of the corresponding transverse plate.

Preferably, two circular holes are formed in the top of the connecting plate, and the side walls of the circular holes are in sliding connection with the outer sides of the corresponding L-shaped rods.

Preferably, the two moving plates are provided with thread grooves at one side close to each other, and the thread grooves are in threaded connection with the corresponding screws.

Compared with the prior art, the beneficial effects of the utility model are that:

through the matching of the arranged coupling test box body, the base, the first groove, the second groove, the screws, the driving motor, the chain, the fixed block, the moving plate, the L-shaped rods, the transverse plate, the moving block, the connecting plates, the connecting rods, the rollers and the springs, when the rollers need to be accommodated, the driving motor is started in the forward direction to drive one chain wheel to rotate, one chain wheel drives the other chain wheel to rotate through the chain, the other chain wheel drives the other screw rod welded with the other chain wheel to rotate through one screw rod, the screw rods rotate to drive the corresponding moving plate to move, the moving plate pulls the corresponding four connecting rods in the moving process, the four connecting rods in the same second groove and the spring elasticity in the stretching state drive the same connecting plate to move upwards together, the connecting plate slides on the corresponding two L-shaped rods and compresses the two springs, and the connecting plate drives the corresponding, and then accomplished accomodating of gyro wheel, under the effect of base and coupling test box body self gravity for the base moves down, and the base moves down when with ground contact, and the base supports the coupling test box body this moment.

The utility model relates to a rationally, convenient operation is convenient for remove the coupling test box body, and is convenient for accomodate the gyro wheel, effectively prevents to bump because of the mistake and take place the position and remove, makes the gyro wheel no longer be in long-time stress state simultaneously, has improved the life of gyro wheel, prevents that the gyro wheel from damaging, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural diagram of a coupling test box according to the present invention;

fig. 2 is a schematic cross-sectional view of the base in fig. 1.

In the figure: the device comprises a coupling test box body 1, a base 2, a first groove 3, a second groove 4, a screw rod 5, a driving motor 6, a chain 7, a fixed block 8, a movable plate 9, a 10L-shaped rod, a transverse plate 11, a movable block 12, a connecting plate 13, a connecting rod 14, a roller 15 and a spring 16.

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. 1-2, a coupling test box comprises a coupling test box body 1, a base 2 is fixedly installed at the bottom of the coupling test box body 1, a first groove 3 is formed in the front side of the base 2, second grooves 4 are formed in two sides of the bottom of the base 2, a same first rectangular hole is formed between the inner wall of one side, close to each other, of each of the two second grooves 4 and the inner wall of the two sides of the first groove 3, a screw 5 is rotatably installed in the first rectangular hole, one end, close to each other, of each of the two screws 5 extends into the corresponding first groove 3 and is welded to the corresponding end, the thread turning directions of the two screws 5 are opposite, a driving motor 6 is fixedly installed on the inner wall of one side of the first groove 3, chain wheels are fixedly sleeved on the output shaft of the driving motor 6 and one screw 5 of the two screws 5, a same chain 7 is movably connected to the two chain wheels, one ends of the two screw rods 5 far away from each other respectively extend into the corresponding second grooves 4, the screw rods 5 are sleeved with a moving plate 9 positioned in the corresponding second grooves 4 in a threaded manner, one sides of the two moving plates 9 close to each other respectively extend into the corresponding first rectangular holes, the fixed blocks 8 are sleeved on the corresponding moving plates 9 in a sliding manner, the inner walls of the two sides of the second grooves 4 are fixedly provided with L-shaped rods 10, the two L-shaped rods 10 positioned in the same second groove 4 are symmetrically arranged, the same transverse plate 11 positioned below the corresponding moving plate 9 is fixedly arranged between the inner walls of the two sides of the second grooves 4, the top ends of the L-shaped rods 10 are fixedly connected with the bottom of the corresponding transverse plate 11, the bottom of the moving plate 9 is fixedly provided with a moving block 12 positioned in the corresponding second groove 4, the moving block 12 is sleeved on the corresponding transverse plate 11 in a sliding manner, and the connecting plates 13 are sleeved on the two L-shaped rods 10 positioned in the, articulated between the front side of connecting plate 13 and the front side of rear side respectively and the movable plate 9 that corresponds and the rear side have two connecting rods 14, diaphragm 11 is located between four connecting rods 14 that correspond, and the bottom both sides of connecting plate 13 are all rotated and are installed gyro wheel 15, and the bottom of gyro wheel 15 extends to the below of base 2, and fixed mounting has two springs 16 that are under the tensile state between the top of connecting plate 13 and the bottom of the diaphragm 11 that corresponds, and spring 16 movable sleeve establishes on the L shape pole 10 that corresponds, the utility model relates to a rationally, convenient operation is convenient for remove coupling test box body 1, and is convenient for accomodate gyro wheel 15, effectively prevents to bump because of the mistake and take place the position and remove, makes gyro wheel 15 no longer be in long-time stress state simultaneously, has improved gyro wheel 15's life, prevents that gyro wheel 15 from damaging, satisfies the user demand.

In the utility model, the four corners of the top of the movable plate 9 are all embedded with balls which are in rolling contact with the top inner wall of the corresponding second groove 4, the same bearing is fixedly arranged between the top inner wall and the bottom inner wall of the first rectangular hole, the inner ring of the bearing is fixedly sleeved with the outer side of the corresponding screw rod 5, one side of the fixed block 8 is provided with a second rectangular hole, the inner wall of the second rectangular hole is in sliding connection with the outer side of the corresponding movable plate 9, one side of the movable block 12 is provided with a third rectangular hole, the inner wall of the third rectangular hole is in sliding connection with the outer side of the corresponding transverse plate 11, the top of the connecting plate 13 is provided with two circular holes, the side wall of the circular hole is in sliding connection with the outer side of the corresponding L-shaped rod 10, one side of the two movable plates 9 which are close to each other is provided with thread grooves which are in, be convenient for remove coupling test box body 1, and be convenient for accomodate gyro wheel 15, effectively prevent to bump because of the mistake and take place the position and remove, make gyro wheel 15 no longer be in long-time stress state simultaneously, improved gyro wheel 15's life, prevent that gyro wheel 15 from damaging, satisfy the user demand.

The working principle is as follows: when the roller 15 is not stored, the coupling test box body 1 can move through the roller 15, and when people touch the coupling test box body 1 by mistake, the coupling test box body 1 shifts through the roller 15, the coupling test box body 1 easily collides with other equipment or workers, and threatens the safety of the workers, when the roller 15 needs to be stored, the driving motor 6 is started in the forward direction, the output shaft of the driving motor 6 drives one chain wheel of the two chain wheels to rotate, one chain wheel drives the other chain wheel to rotate through the chain 7 under the action of the same chain 7 which is in transmission connection with the two chain wheels, the other chain wheel drives one screw rod 5 of the two screw rods 5 to rotate, one screw rod 5 drives the other screw rod 5 which is welded with the screw rod 5 to rotate, under the action of the thread groove which is arranged on the moving plate 9, the screw rods 5 rotate to drive the corresponding moving plate 9 to move towards the direction close to the driving motor 6, the moving plates 9 slide in the corresponding second rectangular holes, the moving plates 9 drive the corresponding four balls to move, the balls roll on the inner walls of the tops of the corresponding second grooves 4, the moving plates 9 drive the corresponding moving blocks 12 to move, the moving blocks 12 slide on the corresponding connecting plates 13, the moving plates 9 pull the corresponding four connecting rods 14 in the moving process, under the combined action of tensile force and the elasticity of springs 16 in a stretching state, the connecting rods 14 move and rotate, the four connecting rods 14 in the same second groove 4 drive the same connecting plate 13 to move upwards, the connecting plates 13 slide on the corresponding two L-shaped rods 10, the connecting plates 13 compress the corresponding two springs 16 in the moving process, the connecting plates 13 drive the corresponding two rollers 15 to move upwards, and the storage of the rollers 15 is completed;

simultaneously under the effect of base 2 and coupling test box body 1 self gravity, when gyro wheel 15 upwards removed for base 2 moves down, and base 2 contacts with ground when moving down, and base 2 supports coupling test box body 1 this moment, can effectively prevent to bump coupling test box body 1 because of the mistake and take place the position removal, improves the safety and stability of placing.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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. A coupling test box comprises a coupling test box body (1) and is characterized in that a base (2) is fixedly installed at the bottom of the coupling test box body (1), a first groove (3) is formed in the front side of the base (2), second grooves (4) are formed in two sides of the bottom of the base (2), a first rectangular hole is formed between the inner wall, close to each other, of one side of each of the two second grooves (4) and the inner wall, close to each other, of two sides of the first groove (3), a screw rod (5) is installed in the first rectangular hole in a rotating mode, one ends, close to each other, of the two screw rods (5) extend into the first groove (3) and are welded to each other, the rotating directions of the two screw rods (5) are opposite, a driving motor (6) is fixedly installed on the inner wall, a chain wheel is fixedly sleeved on an output shaft of the driving motor (6) and on one screw rod (5) in the two screw rods (5, the two chain wheels are in transmission connection with the same chain (7), a fixed block (8) is fixedly sleeved in the first rectangular hole, one ends, far away from each other, of the two screw rods (5) respectively extend into the corresponding second grooves (4), a movable plate (9) positioned in the corresponding second grooves (4) is sleeved on the screw rods (5) in a threaded manner, one sides, close to each other, of the two movable plates (9) respectively extend into the corresponding first rectangular holes, the fixed block (8) is slidably sleeved on the corresponding movable plate (9), L-shaped rods (10) are fixedly arranged on the inner walls of two sides of each second groove (4), the two L-shaped rods (10) positioned in the same second groove (4) are symmetrically arranged, a transverse plate (11) positioned below the corresponding movable plate (9) is fixedly arranged between the inner walls of two sides of each second groove (4), the top ends of the L-shaped rods (10) are fixedly connected with the bottoms of the corresponding transverse plates (11), the bottom of the moving plate (9) is fixedly provided with a moving block (12) located in a corresponding second groove (4), the moving block (12) is slidably sleeved on a corresponding transverse plate (11), two L-shaped rods (10) located in the same second groove (4) are slidably sleeved with the same connecting plate (13), the front side and the rear side of the connecting plate (13) are respectively hinged with two connecting rods (14) between the front side and the rear side of the corresponding moving plate (9), the transverse plate (11) is located between the corresponding four connecting rods (14), two sides of the bottom of the connecting plate (13) are rotatably provided with rollers (15), the bottom of each roller (15) extends to the lower part of the base (2), two springs (16) in a stretching state are fixedly arranged between the top of the connecting plate (13) and the bottom of the corresponding transverse plate (11), and the springs (16) are movably sleeved on the corresponding L-shaped rods (10).

2. A coupling test box according to claim 1, characterized in that the four corners of the top of the moving plate (9) are embedded with balls which are in rolling contact with the inner wall of the top of the corresponding second groove (4).

3. The coupling test box of claim 1, wherein the same bearing is fixedly installed between the top inner wall and the bottom inner wall of the first rectangular hole, and an inner ring of the bearing is fixedly sleeved with the outer side of the corresponding screw rod (5).

4. The coupling test box of claim 1, wherein one side of the fixed block (8) is provided with a second rectangular hole, and the inner wall of the second rectangular hole is slidably connected with the outer side of the corresponding moving plate (9).

5. The coupling test box of claim 1, wherein a third rectangular hole is formed in one side of the moving block (12), and the inner wall of the third rectangular hole is slidably connected with the outer side of the corresponding transverse plate (11).

6. A coupling test box according to claim 1, characterized in that the top of the connecting plate (13) is provided with two circular holes, and the side walls of the circular holes are slidably connected with the outer sides of the corresponding L-shaped rods (10).

7. The coupling test box of claim 1, wherein the two moving plates (9) are provided with screw grooves on the sides close to each other, and the screw grooves are in threaded connection with the corresponding screw rods (5).