CN217255803U - An anti-movement limit device for automobile maintenance - Google Patents

Abstract

The utility model discloses an anti-movement limiting device for vehicle maintenance, comprising a base, a limiting adjusting device and a fixing device, the limiting adjusting device is arranged on the base, and the fixing device is arranged on the limiting adjusting device; The limit adjustment device includes a bidirectional screw, a screw pair, a screw rod, a screw barrel and a fixing block. The top wall of the base is provided with a chute, and the two ends of the bidirectional screw are rotatably arranged on the side of the chute. The screw pair is threadedly connected with the two-way screw, the screw pair is provided with two groups oppositely, the bottom end of the screw barrel is rotatably arranged on the top wall of the screw pair and has two groups, the screw The first one is threadedly connected to the screw barrel and is arranged correspondingly to the screw barrel. The bottom wall of the fixing block is arranged on the first screw rod, and the top end of the screw rod one is rotatably arranged on the bottom wall of the fixing block. components. The utility model belongs to the field of automobile maintenance, in particular to an anti-movement limiting device for automobile maintenance.

Description

An anti-movement limit device for automobile maintenance

technical field

The utility model belongs to the field of automobile maintenance, in particular to an anti-movement limiting device for automobile maintenance.

Background technique

Cars are the most commonly used means of transportation in modern times. my country is a big country of automobiles, and it is increasing year by year. For the safety of cars, cars need regular maintenance, and problems need to be repaired in time. In the maintenance and repair of the car, some involve the chassis of the car, and the car needs to be raised for maintenance, but there is a lack of positioning mechanism after the car is raised, so as to avoid the car shaking after it is raised, which affects the car maintenance operation. This makes maintenance work a safety hazard.

Utility model content

In order to solve the above problems, the utility model provides an anti-movement limiting device for automobile maintenance.

In order to realize the above-mentioned functions, the technical solution adopted by the present invention is as follows: an anti-movement limit device for automobile maintenance, comprising a base, a limit adjustment device and a fixing device, the limit adjustment device is arranged on the base, and the fixed The device is arranged on the limit adjustment device; the limit adjustment device includes a bidirectional screw, a screw pair, a screw rod, a screw barrel and a fixing block, the top wall of the base is provided with a chute, and the bidirectional screw Both ends are rotatably arranged on the side wall of the chute, the screw pair is threadedly connected with the two-way screw, the screw pair is provided with two groups oppositely, and the bottom end of the screw barrel is rotatably arranged on the top wall of the screw pair And there are two groups, the first screw thread is connected with the screw barrel and is arranged correspondingly with the screw barrel, the bottom wall of the fixing block is arranged on the screw one, and the top end of the screw one is rotatably arranged on the bottom wall of the fixing block, The lead screw pair is provided with a drive assembly. After the car is raised, the base is pushed to the bottom of the car wheel, and the screw barrel is driven to rotate by the drive assembly, and the two screws drive the fixed block up and down under the limit of the fixed block. Move, make the fixing device close to the car wheel, rotate the two-way lead screw, the two lead screw pairs are close to each other and drive the fixing device to tighten the car wheel, so as to realize the fixing.

Preferably, the drive assembly includes a worm gear and a worm, the top wall of the screw pair is provided with a bracket, the bracket is provided in a concave structure, the screw barrel rotates through the bracket and protrudes, and the worm wheel is fixedly sleeved on the On the screw barrel, the two ends of the worm are rotatably provided with the inner side walls of the bracket, the worm is connected with the worm wheel, the side wall of the bracket is provided with a handle, and the handle 1 rotates through the bracket and is connected to the worm, Rotate the worm, the worm drives the worm wheel to rotate, and the worm wheel drives the screw barrel to rotate.

Preferably, the fixing device comprises a second screw rod, a sliding rod and a limit plate, the sliding rod slides through the fixing block and protrudes from both ends, the limit plate is arranged on the end of the sliding rod, the second screw rod is connected to The fixing block is screwed together, and the end of the second screw rod is rotatably arranged on the side wall of the limit plate, and the second screw rod is rotated to drive the limit plate to move.

Preferably, the side wall of the base is provided with a second handle, the second handle rotates through the base and is connected to a two-way screw, and four corners of the base are provided with fixing bolts.

Preferably, the bottom wall of the chute is provided with a slide rail, and the lead screw pair is slidably arranged on the slide rail.

The utility model adopts the above-mentioned structure to obtain the following beneficial effects: the anti-movement limiting device for automobile maintenance provided by the utility model is simple in operation, compact in structure and reasonable in design. The worm is driven to rotate by rotating the handle, the worm drives the worm wheel to rotate, the worm wheel drives the screw barrel to rotate, and the two screws drive the fixed block to move up and down under the limit of the fixed block, so that the limit plate is close to the car wheel, and the two-way screw is rotated. , The two screw pairs approach each other and drive the limit plate to tighten the car wheel, and then cooperate with the second rotating screw to drive the limit plate to further clamp.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of an anti-movement limiting device for vehicle maintenance proposed by the utility model.

Among them, 1, base, 2, limit adjustment device, 3, fixing device, 4, two-way screw, 5, screw pair, 6, screw one, 7, screw barrel, 8, fixing block, 9, chute, 10. Drive assembly, 11, worm gear, 12, worm, 13, bracket, 14, handle one, 15, screw two, 16, sliding rod, 17, limit plate, 18, handle two, 19, fixing bolt, 20, rails.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance. The present utility model will be described in further detail below with reference to the accompanying drawings.

As shown in FIG. 1 , an anti-movement limiting device for automobile maintenance proposed by the present utility model includes a base 1, a limit adjusting device 2 and a fixing device 3. The four corners of the base 1 are provided with fixing bolts 19, so The limit adjustment device 2 is arranged on the base 1, and the fixing device 3 is arranged on the limit adjustment device 2; the limit adjustment device 2 includes a bidirectional screw 4, a screw pair 5, a screw 6, a screw barrel 7 and the fixing block 8, the top wall of the base 1 is provided with a chute 9, the two ends of the two-way screw 4 are rotatably arranged on the side wall of the chute 9, and the side wall of the base 1 is provided with a handle two 18 , the second handle 18 rotates through the base 1 and is connected to the two-way screw 4, the screw pair 5 is threadedly connected with the two-way screw 4, the screw pair 5 is oppositely provided with two groups, the sliding groove 9 The bottom wall is provided with a slide rail 20, the screw pair 5 is slidably arranged on the slide rail 20, the bottom end of the screw barrel 7 is rotatably arranged on the top wall of the screw pair 5, and there are two groups, one of the screws 6 is threadedly connected with the screw barrel 7 and is arranged correspondingly to the screw barrel 7. The bottom wall of the fixing block 8 is arranged on the screw one 6, and the top end of the screw one 6 is rotatably arranged on the bottom wall of the fixing block 8. A drive assembly 10 is provided on the lever pair 5 .

The drive assembly 10 includes a worm wheel 11 and a worm 12. A bracket 13 is provided on the top wall of the lead screw pair 5. The bracket 13 is provided in a concave structure. The screw barrel 7 rotates through the bracket 13 and protrudes. The worm wheel 11 is fixedly sleeved on the screw barrel 7, the two ends of the worm 12 are rotatably provided with inner side walls of a bracket 13, the worm 12 is connected with the worm wheel 11, and the side wall of the bracket 13 is provided with a handle 14, The handle one 14 rotates through the bracket 13 and is connected to the worm 12 .

The fixing device 3 includes a second screw 15 , a sliding rod 16 and a limit plate 17 . The sliding rod 16 slides through the fixing block 8 and protrudes from both ends. The second screw 15 is threadedly connected with the fixing block 8 , and the end of the second screw 15 is rotatably arranged on the side wall of the limiting plate 17 .

In specific use, after the car is raised, push the base 1 to the bottom of the car wheel, and drive the worm 12 to rotate by rotating the handle one 14, the worm 12 drives the worm wheel 11 to rotate, the worm wheel 11 drives the screw barrel 7 to rotate, and the two screws one 6. Under the limit of the fixed block 8, drive the fixed block 8 to move up and down, so that the limit plate 17 is close to the wheel of the car, rotate the two-way screw 4, the two screw pairs 5 are close to each other and drive the limit plate 17 to tighten the wheel of the car, In conjunction with the second rotating screw 15, the limiting plate 17 is driven to further clamp.

The present invention and the embodiments thereof have been described above, and the description is not restrictive, and what is shown in the accompanying drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. All in all, if those of ordinary skill in the art are inspired by it, without departing from the purpose of the present invention, and without creatively designing the structural modes and embodiments similar to the technical scheme, all should belong to the protection of the present invention. scope.

Claims (5)

1. The utility model provides a stop device that auto repair was prevented moving which characterized in that: the device comprises a base, a limiting and adjusting device and a fixing device, wherein the limiting and adjusting device is arranged on the base, and the fixing device is arranged on the limiting and adjusting device; the limiting and adjusting device comprises a bidirectional screw rod, a screw rod pair, a first screw rod, a first screw cylinder and a fixed block, wherein a chute is formed in the top wall of the base, the two ends of the bidirectional screw rod are rotatably arranged on the side walls of the chute, the screw rod pair is in threaded connection with the bidirectional screw rod, the screw rod pair is relatively provided with two sets of screws, the bottom end of the screw cylinder is rotatably arranged on the top wall of the screw rod pair and is provided with two sets of screws, the first screw rod is in threaded connection with the screw cylinder and corresponds to the screw cylinder, the bottom wall of the fixed block is arranged on the first screw rod, the bottom wall of the fixed block is rotatably arranged on the top end of the first screw rod, and a driving assembly is arranged on the screw rod pair.

2. The motion-proof limiting device for automobile maintenance according to claim 1, characterized in that: the driving assembly comprises a worm wheel and a worm, a support is arranged on the top wall of the lead screw pair and is of a concave structure, the screw cylinder penetrates through the support in a rotating mode and extends out, the worm wheel is fixedly sleeved on the screw cylinder, the two ends of the worm are provided with inner side walls of the supports in a rotating mode, the worm is connected with the worm wheel in a matching mode, a first handle is arranged on the side wall of the support, and the first handle penetrates through the support in a rotating mode and is connected with the worm.

3. The automotive maintenance motion-proof limiting device according to claim 2, characterized in that: the fixing device comprises a second screw rod, a sliding rod and a limiting plate, the sliding rod penetrates through the fixing block in a sliding mode, the two ends of the fixing block stretch out, the limiting plate is arranged at the end portion of the sliding rod, the second screw rod is in threaded connection with the fixing block, and the end portion of the second screw rod is rotatably arranged on the side wall of the limiting plate.

4. The automobile maintenance movement-prevention limiting device as claimed in claim 3, wherein: the lateral wall of base is equipped with handle two, handle two is rotatory to run through the base and to be connected in two-way lead screw, the four corners department of base is equipped with fixing bolt.

5. The automobile maintenance movement-prevention limiting device as claimed in claim 4, wherein: the diapire of spout is equipped with the slide rail, the vice slip of lead screw is located on the slide rail.

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