CN211545743U

CN211545743U - Special crane is synthesized in auto repair

Info

Publication number: CN211545743U
Application number: CN201921834722.1U
Authority: CN
Inventors: 陈正宜
Original assignee: Shenzhen Bus Group Co ltd Fourth Branch
Current assignee: Shenzhen Bus Group Co ltd Fourth Branch
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-09-22
Anticipated expiration: 2029-10-29

Abstract

The utility model provides a special crane is synthesized in auto repair. Specialized hoist is synthesized in auto repair includes: the device comprises a base, two conical positioning pins, a rear axle suspension U-shaped seat and a reducer assembly; the upright post is fixedly arranged at the top of the base; the suspension arm is rotatably installed at the top of the upright post; the jack is arranged on one side of the upright post; a hook suspended from the boom; the push rod is arranged on one side of the upright post. The utility model provides an advantage that has convenient to use, stability is strong, and application scope is wide, safe in utilization, convenient, high-efficient, but one-man operation.

Description

Special crane is synthesized in auto repair

Technical Field

The utility model relates to an auto repair technical field especially relates to a special crane is synthesized in auto repair.

Background

The electric vehicle (BEV) is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor, and meets various requirements of road traffic and safety regulations. Because the influence on the environment is smaller than that of the traditional automobile, the prospect is widely seen, but the current technology is not mature;

the vehicles such as the operation of the public bus and the like are put for years, and abnormal sound faults of the rear driving reduction gear box occur frequently; based on the characteristics of irregular structure, large volume, heavy overall weight and the like of the rear drive reduction gear box, the maintenance, the disassembly, the assembly progress and the safety are seriously influenced, so that the comprehensive special crane for automobile maintenance is necessary to be provided to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, stability is strong, and application scope is wide, safe in utilization, convenient, high-efficient, but one-man operation's mobile maintenance synthesizes special crane.

In order to solve the technical problem, the utility model provides a special crane is synthesized in auto repair, include: the device comprises a base, two conical positioning pins, a rear axle suspension U-shaped seat and a reducer assembly; the upright post is fixedly arranged at the top of the base; the suspension arm is rotatably installed at the top of the upright post; the jack is arranged on one side of the upright post; a hook suspended from the boom; the push rod is arranged on one side of the upright post.

Preferably, the suspension arm is provided with a first adjusting hole and a second adjusting hole.

Preferably, the two conical positioning pins are fixedly connected with the rear axle suspension U-shaped seat, the reducer assembly is provided with two positioning holes, and the two conical positioning pins are matched with the two positioning holes.

Preferably, a chain is wound on the lifting hook and the speed reducer assembly.

Preferably, the jack is a 2.5T mechanical hydraulic jack.

Preferably, a bearing seat is fixedly installed on one side, far away from the push rod, of the upright column, the bottom end of the jack is hinged to the bearing seat, and an output shaft of the jack is hinged to the suspension arm.

Preferably, the bottom of the base is provided with five wheels.

Compared with the prior art, the utility model provides a special crane is synthesized in auto repair has following beneficial effect:

the utility model provides a special crane is synthesized in auto repair utilizes the very big home range of adjustment davit that can be convenient, can change davit adaptation operation scope and maintenance project weight through the regulation hole, pass the toper locating pin with the locating hole and install, through the blotter to the article of rocking and then cushion and block, reduce the possibility that the article dropped, guarantee the stability of hoist and mount for the device can be comparatively accurate and convenient, application scope is wide, safe in utilization, convenient, high-efficient, can one-man operation.

Drawings

FIG. 1 is a schematic structural view of a first embodiment of the crane for comprehensive vehicle maintenance provided by the present invention;

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is a side view of the structure of FIG. 1;

FIG. 4 is a schematic structural view of a tapered locating pin according to the present invention;

FIG. 5 is a schematic structural view of the middle tapered locating pin and reducer assembly of the present invention;

FIG. 6 is a schematic view of an assembly structure of a cone-shaped positioning pin and a reducer assembly of the utility model;

FIG. 7 is a first schematic view of the crane for comprehensive and dedicated use in vehicle maintenance;

fig. 8 is a second schematic hoisting diagram of the crane for comprehensive and dedicated automobile maintenance provided by the present invention;

FIG. 9 is a schematic view of a second embodiment of the general special crane for automobile maintenance provided by the present invention;

fig. 10 is an enlarged schematic view of a portion a of fig. 9.

Reference numbers in the figures: 1. the device comprises a base, 2, a stand column, 3, a suspension arm, 4, a jack, 5, a lifting hook, 6, a push rod, 7, wheels, 8, a conical positioning pin, 9, a rear axle suspension U-shaped seat, 10, a speed reducer assembly, 11, a chain, 12, a supporting rod, 13, a fixing block, 14, a damping sheet, 15, a spring, 16, a supporting block, 17, a connecting column, 18, a cushion pad, 19, a connecting block, 301, a first adjusting hole, 302 and a second adjusting hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Referring to fig. 1-8, in a first embodiment of the present invention, a general crane for vehicle maintenance includes: the device comprises a base 1, two conical positioning pins 8, a rear axle suspension U-shaped seat 9 and a reducer assembly; the upright post 2 is fixedly arranged at the top of the base 1; the suspension arm 3 is rotatably installed at the top of the upright post 2; the jack 4 is arranged on one side of the upright post 2; a hook 5, wherein the hook 5 is hung on the suspension arm 3; and the push rod 6 is arranged on one side of the upright post 2.

The suspension arm 3 is provided with a first adjusting hole 301 and a second adjusting hole 302.

The two conical positioning pins 8 are fixedly connected with the rear axle suspension U-shaped seat 9, two positioning holes are formed in the speed reducer assembly 10, and the two conical positioning pins 8 are matched with the two positioning holes.

The lifting hook 5 and the speed reducer assembly 10 are wound with chains 11.

The jack 4 is a 2.5T mechanical hydraulic jack.

A bearing seat is fixedly installed on one side, far away from the push rod 6, of the upright column 2, the bottom end of the jack 4 is hinged to the bearing seat, and an output shaft of the jack 4 is hinged to the suspension arm 3.

The bottom of the base 1 is provided with five wheels 7.

The utility model provides a special crane is synthesized in auto repair's theory of operation as follows:

the movable range of the suspension arm 3 is adjusted by utilizing the lifting and the lowering of a hydraulic column of a jack 4;

the suspension arm 3 is provided with a lifting hook 5, a chain 11 is used for fixing and lifting maintenance items (the maximum load bearing weight is less than or equal to 1T), the suspension arm 3 is reserved with a first adjusting hole 301 and a second adjusting hole 302, the suspension position of the lifting hook 5 can be changed through a bolt, and the purpose is to adapt to the operation range and the maintenance item weight, wherein the maximum load bearing weight of the first adjusting hole 301 is less than or equal to 1.2T, and the maximum load bearing weight of the second adjusting hole 302 is less than or equal to 1.4T;

5 wheels 7 are arranged on the base, 4 wheels are fixed, 1 wheel is a universal wheel, and the balance and movement of the device are realized by a push rod 6;

the conical positioning pin 8 is used for being fixed on a U-shaped seat 9 of a rear axle suspension of a bus vehicle and connected with a positioning hole in a speed reducer assembly 10, the speed reducer assembly is hung on the lifting hook 5 through a chain 11 for realizing positioning and guiding effects in the process of assembling the speed reducer assembly 10, and the positioning hole penetrates through the conical positioning pin 8 to be installed, so that the installation is accurate and convenient.

utilize the home range of adjustment davit 3 that very heavy 4 can be convenient, can change davit 3 adaptation operation scope and maintenance project weight through the regulation hole, pass toper locating pin 8 with the locating hole and install, comparatively accurate and convenient, application scope is wide, safe in utilization, convenient, high-efficient, but one-man operation.

Second embodiment:

based on the comprehensive special crane for automobile maintenance provided by the first embodiment of the application, the second embodiment of the application provides another comprehensive special crane for automobile maintenance. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.

Referring to fig. 9-10, the crane special for automobile maintenance synthesis further includes a connecting block 19, the connecting block 19 is fixedly installed at the bottom of the suspension arm 3, a supporting rod 12 is fixedly installed at the bottom of the connecting block 19 through threads, a fixed block 13 is fixedly installed at the bottom end of the supporting rod 12, a cavity is arranged in the fixed block 13, a connecting column 17 is slidably installed on the fixed block 13, one end of the connecting column 17 extends into the cavity and is fixedly installed with a supporting block 16, a spring 15 is fixedly installed at one side of the supporting block 16 far away from the connecting column 17, a damping sheet 14 is fixedly installed at one end of the spring 15 far away from the supporting block 16, the damping sheet 14 is fixedly connected with the inner wall of the cavity, and a cushion 18 is fixedly installed at one end of the connecting.

The cushion pad 18 is made of rubber.

The stiffness coefficient of the spring 15 ranges from 30N/m to 50N/m.

The connecting block 19 is fixedly installed on the suspension arm 3 through bolts, when a hoisting object shakes due to external reasons such as uneven roads, the cushion pad 18 is in contact with the hoisting object and drives the connecting column 17 to move rightwards, the connecting column 17 drives the supporting block 16 to move rightwards, the supporting block 16 compresses the spring 15, the damping sheet 14 absorbs elastic potential energy, and then buffering and blocking are performed, the possibility that the object drops is reduced, and the hoisting stability is guaranteed.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A special crane is synthesized in auto repair which characterized in that includes:

the device comprises a base, two conical positioning pins, a rear axle suspension U-shaped seat and a reducer assembly;

the upright post is fixedly arranged at the top of the base;

the suspension arm is rotatably installed at the top of the upright post;

the jack is arranged on one side of the upright post;

a hook suspended from the boom;

the push rod is arranged on one side of the upright post.

2. The comprehensive special crane for automobile maintenance as claimed in claim 1, wherein the boom is provided with a first adjusting hole and a second adjusting hole.

3. The comprehensive special crane for automobile maintenance according to claim 1, wherein the two conical positioning pins are fixedly connected with the rear axle suspension U-shaped seat, the reducer assembly is provided with two positioning holes, and the two conical positioning pins are matched with the two positioning holes.

4. The integrated special purpose crane for automobile maintenance according to claim 1, wherein a chain is wound around the hook and the reducer assembly.

5. The mobile maintenance complex special purpose crane of claim 1, wherein said jack is a 2.5T mechanical hydraulic jack.

6. The comprehensive special crane for automobile maintenance according to claim 1, wherein a bearing seat is fixedly installed on one side of the upright column away from the push rod, the bottom end of the jack is hinged with the bearing seat, and the output shaft of the jack is hinged with the suspension arm.

7. The comprehensive special purpose crane for automobile maintenance as claimed in claim 1, wherein the bottom of the base is provided with five wheels.

8. The comprehensive special crane for automobile maintenance as claimed in claim 1, wherein a connecting block is fixedly mounted at the bottom of the suspension arm, a supporting rod is fixedly mounted at the bottom of the connecting block through threads, a fixed block is fixedly mounted at the bottom end of the supporting rod, a cavity is arranged in the fixed block, a connecting column is slidably mounted on the fixed block, one end of the connecting column extends into the cavity and is fixedly mounted with a supporting block, a spring is fixedly mounted at one side of the supporting block far away from the connecting column, a damping sheet is fixedly mounted at one end of the spring far away from the supporting block, the damping sheet is fixedly connected with the inner wall of the cavity, and a cushion pad is fixedly mounted at one end of the connecting.

9. The integrated special purpose crane for vehicle maintenance according to claim 8, wherein the cushion pad is made of rubber.

10. The integrated special purpose crane for automobile maintenance according to claim 8, wherein the stiffness coefficient of said spring is in the range of 30N/m to 50N/m.