Truck tire extractor

Abstract

The utility model relates to the technical field of automobile repair equipment, in particular to a truck tire extractor which comprises a steel pipe and further comprises an elbow arranged at one end of the steel pipe, a disc is welded to the outer side of the elbow, a first threaded hole is formed in the inner wall of the steel pipe, a first threaded rod is welded to one end of the elbow, and a second threaded rod is welded to the other end of the elbow. The outer side of the first threaded rod is in threaded connection with the inner wall of the first threaded hole; the steel pipe, the elbow, the disc, the fixing block, the universal joint and the hook are matched for use, so that a truck tire can be conveniently taken out from a hub, the problems that the tire deviates laterally and is clamped on a truck and is not easy to pull out are solved, meanwhile, the truck tire dismounting efficiency of the device can be improved, and the labor intensity of workers is reduced. And the first threaded hole, the first threaded rod and the fixing mechanism are matched for use, so that the elbow can be conveniently mounted or dismounted, and the device can replace the elbow according to tires of different sizes.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of the automobile repair equipment, concretely is a truck tire extractor. BACKGROUND

[0002] The tire extractor is a tool that can easily and efficiently remove the tire from the hub through specific design. It is mainly applied to automobile repair, tire replacement and other scenes, which can help the operator to quickly and labor-savingly complete the disassembly work of the tire. The working principle of the tire extractor is relatively simple, usually including a sturdy hook or similar grabbing device, which can firmly hook the hub part of the tire, and then the operator removes the tire from the hub by applying external force.

[0003] With the rapid development of logistics, transportation and other industries, trucks play an increasingly important role in transportation. The tires of trucks are prone to wear and tear or damage due to their large size and heavy weight, and need to be replaced or repaired frequently. Therefore, a truck tire extractor is needed to remove the truck tire. The existing truck tires are usually removed by force with tools such as crowbars and hammers. This way is time-consuming and labor-intensive, and the efficiency is low. Secondly, the safety hazard is high, and improper operation may cause injury or damage to the equipment. In addition, there is a problem of tire deviation and difficulty in pulling out the tire from the car. Moreover, the bend and the main body of the existing truck tire extractor are usually fixedly connected, which makes the device unable to replace the bend according to the size of the tire, and the applicability is low. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a truck tire extractor to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a truck tire extractor, comprising a steel pipe, further comprising:

[0006] The bend is arranged at one end of the steel pipe, a disc is welded on the outer side of the bend, a first threaded hole is formed in the inner wall of the steel pipe, a first threaded rod is welded at one end of the bend, the outer side of the first threaded rod is threadedly connected with the inner wall of the first threaded hole, and a fixing mechanism for fixing the bend is arranged at one end of the steel pipe;

[0007] The fixing block is welded on the outer side of the steel pipe, a universal joint is arranged on one side of the fixing block, the universal joint is a U-shaped iron sheet, and a hook is rotatably connected to the inner wall of the universal joint.

[0008] Preferably, the fixing mechanism comprises a threaded joint fixed to one end of the steel pipe, four sets of clamping grooves are formed in the inner wall of the threaded joint, a clamping block is threadedly connected to the outer side of the threaded joint, and the clamping block is conical in shape.

[0009] Preferably, a second threaded hole is formed in the other end of the steel pipe, and a second threaded rod is threadedly connected to the inner wall of the second threaded hole.

[0010] Preferably, a handle is fixed to one end of the second threaded rod, a protective sleeve is arranged on the outer side of the handle, and the protective sleeve is made of rubber material.

[0011] Preferably, a bolt is slidably connected to the inner wall of the fixing block, one end of the bolt is fixedly connected to one side of the universal joint, and a first nut is threadedly connected to the outer side of the bolt.

[0012] Preferably, a lead screw is rotatably connected to the inner wall of the universal joint, the outer side of the lead screw is rotatably connected to the inner wall of the hook, and a second nut is threadedly connected to the outer side of the lead screw.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The steel pipe, the elbow, the disc, the fixing block, the universal joint and the hook are used in cooperation, so that the truck tire can be conveniently taken out from the hub, the problems of tire deviation and being difficult to pull out are avoided, the efficiency of the device in disassembling the truck tire is improved, the first threaded hole, the first threaded rod and the fixing mechanism are used in cooperation, the elbow can be conveniently installed or disassembled, and the device can replace the elbow according to different sizes of the tire. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A structure schematic view of a preferred embodiment of the truck tire taking-out device provided by the utility model;

[0016] Figure 2 A structure schematic view of the steel pipe provided by the utility model;

[0017] Figure 3 A structure schematic view of the fixing mechanism provided by the utility model;

[0018] Figure 4 A structure schematic view of the universal joint provided by the utility model.

[0019] In the figure: 1, steel pipe; 2, elbow; 3, disc; 4, first threaded hole; 5, first threaded rod; 6, fixing mechanism; 61, threaded joint; 62, clamping groove; 63, clamping block; 7, fixing block; 8, universal joint; 9, hook; 10, second threaded hole; 11, second threaded rod; 12, handle; 13, protective sleeve; 14, bolt; 15, first nut; 16, screw rod; 17, second nut. DETAILED DESCRIPTION

[0020] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the specific embodiments, structures, features and effects according to the utility model will be described in detail as follows in combination with the drawings and preferred embodiments.

[0021] Please refer to Figures 1-4 As shown in the figure, a truck tire extractor includes a steel pipe 1, one end of the steel pipe 1 is provided with an elbow 2, the outer side of the elbow 2 is welded with a disc 3, the steel pipe 1 is used in cooperation with the elbow 2, which can facilitate prying the truck tire, it should be noted that the material of the steel pipe 1 and the elbow 2 is steel, the setting of the disc 3 can facilitate the force when prying the truck tire, the inner wall of the steel pipe 1 is provided with a first threaded hole 4, one end of the elbow 2 is welded with a first threaded rod 5, the outer side of the first threaded rod 5 is threadedly connected with the inner wall of the first threaded hole 4, one end of the steel pipe 1 is provided with a fixing mechanism 6 for fixing the elbow 2, the setting of the first threaded hole 4 and the first threaded rod 5 can install the elbow 2 at one end of the steel pipe 1, the setting of the fixing mechanism 6 can reinforce the connection between the elbow 2 and the steel pipe 1 through the internal structure, it should be noted that the length of the first threaded hole 4 is the same as the length of the first threaded rod 5, which can make the elbow 2 and one end of the steel pipe 1 mutually fit, and at the same time can install and dismount the elbow 2 and the steel pipe 1, improving the practicability of the device; the fixing block 7 welded on the outer side of the steel pipe 1, one side of the fixing block 7 is provided with a universal joint 8, the universal joint 8 is a U-shaped iron sheet, the inner wall of the universal joint 8 is rotatably connected with a hook 9, the setting of the fixing block 7 can install the universal joint 8 on the outer side of the steel pipe 1, the setting of the universal joint 8 can install the hook 9 on the outer side of the steel pipe 1, and at the same time can rotate the angle of the hook 9.

[0022] The fixing mechanism 6 comprises a threaded joint 61 fixed to one end of the steel pipe 1, four sets of clamping grooves 62 are formed in the inner wall of the threaded joint 61, a clamping block 63 is threadedly connected to the outer side of the threaded joint 61, and the clamping block 63 is conical in shape. The threaded joint 61 can be retracted from the clamping grooves 62 by rotating the clamping block 63, thereby reinforcing the connection between the elbow 2 and the steel pipe 1. The clamping grooves 62 allow the threaded joint 61 to be retracted, and the clamping block 63 allows the threaded joint 61 to be retracted by threadedly connecting with the threaded joint 61, thereby allowing the elbow 2 to be fixed again, improving the stability of the device.

[0023] The other end of the steel pipe 1 is provided with a second threaded hole 10, and a second threaded rod 11 is threadedly connected to the inner wall of the second threaded hole 10. One end of the second threaded rod 11 is fixedly connected with a handle 12, and a protective sleeve 13 is arranged on the outer side of the handle 12. The material of the protective sleeve 13 is rubber. The second threaded hole 10 and the second threaded rod 11 are used in cooperation to install the handle 12 at the end of the steel pipe 1. It should be noted that the length of the second threaded hole 10 is the same as the length of the second threaded rod 11. The handle 12 can lengthen the steel pipe 1, making the device more labor-saving during the disassembly of the truck tire. The protective sleeve 13 made of rubber can enhance the friction and prevent the device from falling off during work.

[0024] A screw bolt 14 is slidably connected to the inner wall of the fixing block 7, and one end of the screw bolt 14 is fixedly connected to one side of the universal joint 8. A first nut 15 is threadedly connected to the outer side of the screw bolt 14. A lead screw 16 is rotatably connected to the inner wall of the universal joint 8, and the outer side of the lead screw 16 is rotatably connected to the inner wall of the hook 9. A second nut 17 is threadedly connected to the outer side of the lead screw 16. The screw bolt 14 can be installed on one side of the fixing block 7. The first nut 15 can be used in cooperation with the screw bolt 14 to fix the universal joint 8 on one side of the fixing block 7. The lead screw 16 and the second nut 17 can install the hook 9 in the universal joint 8 by insertion, so that the hook 9 can rotate in the universal joint 8.

[0025] Working principle: in use, first bend 2 together with the first threaded rod 5 through the first threaded hole 4 into the steel pipe 1, after rotating the clamping block 63, clamping block 63 along the outside of the threaded joint 61 moves, because the clamping block 63 is tapered, thus can drive the threaded joint 61 from the card slot 62 shrink, thus can bend 2 for secondary reinforcement, improve the stability of the device, then the universal joint 8 together with the bolt 14 inserted into the fixed block 7, after tightening the first nut 15 will be fixed in the fixed block 7 on one side of the universal joint 8, after the hook 9 is inserted into the universal joint 8, then the lead screw 16 is inserted into the universal joint 8, then tighten the second nut 17, thus completes the assembly of the device, so that the device can replace the damaged parts, improve the convenience of the device, in use, first with the air gun to take off the tire screw, take the outer tire when the hook 9 is hung down to the tire heat dissipation hole, then bend 2 together with the disc 3 against the hub, then push the handle 12 using fulcrum to take off the tire, take the inner tire when the hook 9 is hung up to the tire heat dissipation hole, using the same operation using fulcrum to take out the inner tire.

[0026] The above is only the preferred embodiment of the present application, not any form of the present application is limited, although the present application has been disclosed as above with preferred embodiments, however, not to limit the present application, any person skilled in the art, without departing from the technical scheme of the present application, when can use the above disclosed technical content to make some changes or modification of equivalent variation of equivalent embodiments, but as long as not departing from the technical scheme of the present application, according to the technical essence of the present application, any indirect modification, equivalent variation and modification of the above embodiments, still belong to the scope of the present application technical scheme.

Claims

1. A truck tire extractor comprising a steel tube (1), characterized in that, Also include: The elbow (2) is arranged at one end of the steel pipe (1), the outer side of the elbow (2) is welded with a disc (3), the inner wall of the steel pipe (1) is provided with a first threaded hole (4), one end of the elbow (2) is welded with a first threaded rod (5), the outer side of the first threaded rod (5) is threadedly connected with the inner wall of the first threaded hole (4), one end of the steel pipe (1) is provided with a fixing mechanism (6) for fixing the elbow (2); The fixing block (7) is welded on the outer side of the steel pipe (1), one side of the fixing block (7) is provided with a universal joint (8), the universal joint (8) is an iron sheet welded in U shape, the inner wall of the universal joint (8) is rotatably connected with a hook (9).

2. A truck tire extractor as in claim 1, wherein: The fixing mechanism (6) includes a threaded joint (61) fixed at one end of the steel pipe (1), the inner wall of the threaded joint (61) is provided with four groups of clamping grooves (62), the outer side of the threaded joint (61) is threadedly connected with a clamping block (63), and the shape of the clamping block (63) is conical.

3. A pickup device for truck tires as set forth in claim 1, characterized in that: The other end of the steel pipe (1) is provided with a second threaded hole (10), the inner wall of the second threaded hole (10) is threadedly connected with a second threaded rod (11).

4. A trailer tyre extractor according to claim 3, characterised in that: One end of the second threaded rod (11) is fixedly connected with a handle (12), the outer side of the handle (12) is provided with a protective sleeve (13), and the material of the protective sleeve (13) is rubber material.

5. A pickup device for truck tires as defined in claim 1, characterized in that: The inner wall of the fixing block (7) is slidably connected with a bolt (14), one end of the bolt (14) is fixedly connected with one side of the universal joint (8), and the outer side of the bolt (14) is threadedly connected with a first nut (15).

6. A pickup device for truck tires as defined in claim 1, characterized in that: The inner wall of the universal joint (8) is rotatably connected with a lead screw (16), the outer side of the lead screw (16) is rotatably connected with the inner wall of the hook (9), and the outer side of the lead screw (16) is threadedly connected with a second nut (17).

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