CN212499713U

CN212499713U - Tool for replacing automobile tire

Info

Publication number: CN212499713U
Application number: CN202021096023.4U
Authority: CN
Inventors: 马兴平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-02-09
Anticipated expiration: 2030-06-13

Abstract

The utility model provides a tool for replacing automobile tires, belongs to the technical field of automobile appliances, and aims to solve the problems that the installation of tires is inconvenient and wastes time and labor when replacing spare tires of automobiles, and comprises a tire jacking device and a positioner; the tire jacking device comprises a bottom plate, a bending plate, two idler wheels, a torsion spring, a supporting plate and a connecting shaft; the positioner comprises a handle, a fastening screw and an extension rod; the design of the utility model is convenient for the tire lifting and mounting operation when replacing the spare tire by one person, and saves a large amount of physical power of users; the use and the operation are simple, and the device is suitable for various crowds; simple structure and convenient carrying on the vehicle.

Description

Tool for replacing automobile tire

Technical Field

The utility model relates to an automobile appliances technical field specifically is an instrument for changing automobile tire.

Background

At present, when the spare tire of an automobile is replaced, the spare tire needs to be lifted to the height of a wheel hub, so that bolts are convenient to install, large physical power is consumed, and the spare tire replacement operation of people with small strength is difficult; and when fixing the tire, easily because the screw of tire and the screw of wheel hub do not correspond, cause the difficult problem of bolt fastening.

SUMMERY OF THE UTILITY MODEL

In view of the technical deficiencies, the utility model aims to provide a tool for replacing automobile tires, which is convenient for the tire lifting and mounting operation when replacing spare tires by one person, and saves a large amount of physical power of users; the use and the operation are simple, and the device is suitable for various crowds; simple structure and convenient carrying on the vehicle.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a tool for replacing automobile tires is characterized by comprising a tire jacking device and a positioner; the tire jacking device comprises a bottom plate, a bending plate, two idler wheels, a torsion spring, a supporting plate and a connecting shaft; two first connecting lugs are integrally arranged on the bottom plate, and two ends of the connecting shaft are respectively fixedly arranged on the two first connecting lugs; two second connecting lugs are integrally arranged on the bending plate and are respectively and fixedly arranged at two ends of the connecting shaft; the roller is rotatably arranged at the end part of the connecting shaft; the torsion spring is sleeved on the connecting shaft, and two ends of the torsion spring are respectively abutted against the bottom plate and the bending plate; the supporting plate is hinged to the bending plate; the bottom plate is integrally provided with limiting teeth;

the positioner comprises a handle, a fastening screw and an extension rod; the extension rod is arranged on the handle in a sliding manner; the fastening screw is rotatably arranged on the handle; the front end of the extension rod is provided with a detachable positioning terminal.

Preferably, an adjusting cavity and an adjusting hole communicated with the adjusting cavity are arranged in the handle; the rear end of the extension rod penetrates through the adjusting hole and extends into the adjusting cavity; the adjusting cavity is internally provided with a sliding block, and the extension rod is fixedly connected with the sliding block.

Preferably, a guide strip is arranged in the adjusting cavity, and the guide strip and the handle are integrally formed; and the sliding block is provided with a guide groove matched with the guide strip.

Preferably, the positioning terminal comprises a connecting head and a conical head which are integrally formed; the diameter of the conical head is smaller than that of the connector.

Preferably, the positioning terminal comprises a connecting head and a positioning sleeve which are integrally formed; and a screw groove is formed in the positioning sleeve.

Preferably, the connector is provided with a screw hole matched with the extension rod.

The beneficial effects of the utility model reside in that: the design of the utility model is convenient for the tire lifting and mounting operation when replacing the spare tire by one person, and saves a large amount of physical power of users; the use and the operation are simple, and the device is suitable for various crowds; simple structure and convenient carrying on the vehicle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a tire jacking device for a tool for replacing an automobile tire according to embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of a tool positioner for replacing an automobile tire according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a tool positioning terminal for replacing an automobile tire according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a tool positioning terminal for replacing an automobile tire according to embodiment 2 of the present invention.

Description of reference numerals:

the bending device comprises a torsion spring 1, a roller 2, a bending plate 3, a second connecting lug 4, a limiting tooth 5, a supporting plate 6, a first connecting lug 7, a connecting shaft 8, a bottom plate 9, an extension rod 10, a fastening screw 11, a handle 12, a guide strip 13, a sliding block 14, an adjusting cavity 15, a conical head 16, a connecting head 17 and a positioning sleeve 18.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "in", "up", "down", "horizontal", "inner", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified 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, or an integral connection; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example 1

As shown in fig. 1 to 3, a tool for replacing a vehicle tire comprises a tire jacking device and a positioner, wherein the tire jacking device and the positioner are matched to be used when the vehicle tire is replaced; the tire jacking device comprises a bottom plate 9, a bending plate 3, two rollers 2, a torsion spring 1, a supporting plate 6 and a connecting shaft 8; two first connecting lugs 7 are integrally arranged on the bottom plate 9, and two ends of the connecting shaft 8 are respectively fixedly arranged on the two first connecting lugs 7; two second connecting lugs 4 are integrally arranged on the bending plate 3, and the two second connecting lugs 4 are respectively fixedly arranged at two ends of the connecting shaft 8; the roller 2 is rotatably arranged at the end part of the connecting shaft 8; the torsion spring 1 is sleeved on the connecting shaft 8, and two ends of the torsion spring 1 are respectively abutted against the bottom plate 9 and the bending plate 3; the supporting plate 6 is hinged on the bending plate 3; the bottom plate 9 is integrally provided with a limit tooth 5; the bending plate 3 comprises three plates which are integrally formed, wherein two plates are parallel to each other; in a natural state, the torsion spring 1 props against one end of the bottom plate 9 and one end of the bending plate 3, so that the other ends of the bottom plate 9 and the bending plate 3 are close to each other by taking the connecting shaft 8 as a center, and the supporting plate 6 and the limiting teeth 5 are mutually attached and pressed tightly; the positioner comprises a handle 12, a fastening screw 11 and an extension rod 10; the extension rod 10 is arranged on the handle 12 in a sliding way; the fastening screw 11 is rotatably arranged on the handle 12; the front end of the extension rod 10 is provided with a detachable positioning terminal.

Furthermore, an adjusting cavity 15 and an adjusting hole communicated with the adjusting cavity 15 are arranged in the handle 12; the rear end of the extension rod 10 passes through the adjusting hole and extends into the adjusting cavity 15; a slide block 14 is arranged in the adjusting cavity 15, and the extension rod 10 is fixedly connected with the slide block 14.

Further, a guide strip 13 is arranged in the adjusting cavity 15, and the guide strip 13 and the handle 12 are integrally formed; a guide groove matched with the guide strip 13 is arranged on the sliding block 14; the adjusting cavities 15 on the two sides of the sliding block 14 are in gas communication, and no pressure difference exists, so that the sliding of the sliding block 14 is not influenced.

Further, the positioning terminal comprises a connecting head 17 and a conical head 16 which are integrally formed; the diameter of the conical head 16 is smaller than the diameter of the connecting head 17.

Furthermore, the connector 17 is provided with a screw hole matched with the extension rod 10.

Example 2

The structure is the same as that of embodiment 1 except for the positioning terminal, and the specific differences are as follows:

as shown in fig. 4, the positioning terminal includes a connecting head 17 and a positioning sleeve 18 which are integrally formed; a screw groove is arranged in the positioning sleeve 18.

When in use, the tire jacking device is placed on the ground where the hub needing to be replaced is placed; placing a spare tire on one end of the lower part of the bending plate 3, pushing the tire upwards by using a lever principle by taking the connecting shaft 8 as a rotating center through pressing the other end of the bending plate 3 downwards, clamping the bottom of the supporting plate 6 into the limiting teeth 5 at proper positions, loosening the pressing end of the bending plate 3, and fixing the pushing height of the tire by the supporting plate 6 so as to be convenient for mounting the spare tire on a wheel hub; the roller 2 can adjust the position of the tire jacking device, so that the tire is conveniently aligned to the hub; after the lifting and positioning of the spare tire are completed, the extension rod 10 of the positioner penetrates through a screw hole of the spare tire, the positioning terminal is inserted into the bolt position of the wheel hub, the guiding and calibration of the tire screw hole and the wheel hub bolt are completed, the tire is directly pushed onto the wheel hub, and the subsequent tire fixing operation can be smoothly carried out; when the hub is provided with the screw hole, the positioning terminal with the conical head 16 is used, and the conical head 16 is inserted into the screw hole, so that the tire is convenient to mount and position; when the hub is provided with the bolt, the positioning terminal with the positioning sleeve 18 is used for sleeving the positioning sleeve 18 on the bolt, so that the tire is convenient to mount and position; the length of the extension rod 10 can be adjusted by tightening or loosening the fastening screw 11 to adapt to different use requirements.

The design of the utility model is convenient for the tire lifting and mounting operation when replacing the spare tire by one person, and saves a large amount of physical power of users; the use and the operation are simple, and the device is suitable for various crowds; simple structure and convenient carrying on the vehicle.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A tool for replacing automobile tires is characterized by comprising a tire jacking device and a positioner; the tire jacking device comprises a bottom plate, a bending plate, two idler wheels, a torsion spring, a supporting plate and a connecting shaft; two first connecting lugs are integrally arranged on the bottom plate, and two ends of the connecting shaft are respectively fixedly arranged on the two first connecting lugs; two second connecting lugs are integrally arranged on the bending plate and are respectively and fixedly arranged at two ends of the connecting shaft; the roller is rotatably arranged at the end part of the connecting shaft; the torsion spring is sleeved on the connecting shaft, and two ends of the torsion spring are respectively abutted against the bottom plate and the bending plate; the supporting plate is hinged to the bending plate; the bottom plate is integrally provided with limiting teeth;

2. The tool for changing the tire of an automobile as claimed in claim 1, wherein an adjusting cavity and an adjusting hole communicated with the adjusting cavity are arranged in the grip; the rear end of the extension rod penetrates through the adjusting hole and extends into the adjusting cavity; the adjusting cavity is internally provided with a sliding block, and the extension rod is fixedly connected with the sliding block.

3. The tool for changing the tire of an automobile as claimed in claim 2, wherein a guide strip is provided in the adjusting cavity, and the guide strip is integrally formed with the grip; and the sliding block is provided with a guide groove matched with the guide strip.

4. A tool for changing a tyre for vehicle wheels according to claim 1, wherein said positioning terminal comprises an integral coupling head and a conical head; the diameter of the conical head is smaller than that of the connector.

5. A tool for changing a tyre for vehicle wheels according to claim 1, wherein said positioning terminal comprises an integral connection head and a positioning sleeve; and a screw groove is formed in the positioning sleeve.

6. A tool for changing the tyre of a vehicle according to any one of claims 4 or 5, wherein said connecting head is provided with a threaded hole matching said extension rod.