CN112590458A

CN112590458A - Tire changing device

Info

Publication number: CN112590458A
Application number: CN202011427690.0A
Authority: CN
Inventors: 吴翊展
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-04-02

Abstract

The embodiment of the invention discloses a tire changing device, which comprises a main body, a lifting mechanism, moving parts and a tray, wherein the lifting mechanism is arranged on the main body; the lifting mechanism is arranged on the main body and is used for supporting a frame of a target vehicle body; the moving piece is arranged at the bottom of the main body and is used for enabling the main body to move relative to the target vehicle body; the tray is rotatably connected to the lifting mechanism, and when the lifting mechanism supports the target vehicle body, the tray is used for carrying and adjusting the tire of the target vehicle body. The embodiment of the invention provides a tire changing device which has the characteristic that a tray can rotate to adjust the position of a tire under the condition of jacking a target vehicle body.

Description

Tire changing device

Technical Field

The invention relates to the field of automobile engineering, in particular to a tire replacing device.

Background

With the continuous development of science and technology and the improvement of economic level, vehicles running on the road are more and more, and families and households all experience the convenience brought by traveling. However, for various reasons, such as unevenness of the road, sudden changes in the weather, etc., drivers are still often confronted with a tire burst. After a vehicle has a tire burst, a target vehicle body is often lifted up from a side close to the tire burst by a tool such as a jack, and the tire is supported by a tool such as a tray, so that a single person can attach and detach the tire. In the process of actually attaching and detaching a tire, when a screw is loosened or tightened, the tire is often required to be moved within a certain range, and therefore, the position of the tire needs to be appropriately adjusted.

Disclosure of Invention

In order to solve at least the above technical problems in the prior art, embodiments of the present invention provide a tire changing device, which has a feature that a tray is rotatable to adjust a tire position in a case of lifting up a target vehicle body.

The embodiment of the invention provides a tire changing device, which comprises a main body, a lifting mechanism, a moving piece and a tray, wherein the lifting mechanism is arranged on the main body; the lifting mechanism is arranged on the main body and is used for supporting a frame of a target vehicle body; the moving piece is arranged at the bottom of the main body and is used for enabling the main body to move relative to the target vehicle body; the tray is rotatably connected to the lifting mechanism, and when the lifting mechanism supports the target vehicle body, the tray is used for carrying and adjusting the tire of the target vehicle body.

In one embodiment, the tray comprises a rotating rod and a carrying bracket; the first end of dwang is rotated and is connected elevating system is last, the second end of dwang with support carrier fixed connection, support carrier is used for the joint the tire.

In an implementation mode, the supporting bracket comprises a positioning rod and a rolling part, the positioning rod is fixed on the rotating rod, the rolling part is connected to the positioning rod in a rolling mode, and the rolling part is used for abutting against the tire.

In an embodiment, the tray further includes a light emitting member, and the light emitting member is fixedly connected to the supporting bracket.

In an implementation mode, the light-emitting member is connected with a switch battery assembly through a wire 5, the switch battery assembly is arranged on the supporting bracket, and a wire fixing channel for the wire to penetrate is further formed on the supporting bracket.

In an embodiment, the lifting mechanism includes a lifting assembly and a bearing member, a first end of the lifting assembly is connected to the main body, a second end of the lifting assembly is connected to the bearing member, and the bearing member is used for abutting against the frame.

In an embodiment, the bearing member is formed with a coupling groove for rotatably coupling the rotating lever.

In one embodiment, the bearing member includes a plurality of symmetrically disposed L-shaped bearing blocks, each of which is connected to the second end of the lifting assembly.

In one embodiment, the lifting mechanism is a folding lifting platform.

In one embodiment, the moving member is a universal wheel.

When the tire of the target vehicle body needs to be replaced, the tire replacing device is firstly placed below one side, close to the tire to be replaced, of the target vehicle body, the frame of the target vehicle body is jacked up through the lifting mechanism, then the main body is moved relative to the target vehicle body through the moving piece, so that the tray is located at the position for supporting the tire, when the tire is supported by the tray, the screws on the tire can be loosened or screwed, when the screws are loosened or screwed, the tray is rotated to adjust the position of the tire, convenience is provided for loosening or screwing the screws, and therefore the tire is convenient to assemble and disassemble.

Drawings

The above and other objects, features and advantages of exemplary embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:

in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.

FIG. 1 is a schematic structural diagram of a tire changing device according to an embodiment of the present invention;

FIG. 2 is a schematic view of a tire changer showing rolling members according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a tire changer showing a groove according to an embodiment of the present invention;

FIG. 4 is a schematic view of a tire changer illustrating the construction of a strap in accordance with an embodiment of the present invention;

FIG. 5 is a schematic structural view of a tire changer showing a bearing block with a "U-shaped groove" according to an embodiment of the present invention;

fig. 6 is a schematic structural view of an L-shaped bearing block of a tire changer according to an embodiment of the present invention.

Wherein: the reference signs are: 1. a main body; 2. a lifting mechanism; 21. a lifting assembly; 211. a lifting arm; 2111. a first lifting arm; 21111. a first mounting hole; 2112. a second lifting arm; 21121. a second mounting hole; 2113. a third lifting arm; 2114. a fourth lifting arm; 212. a first connecting member; 2121. a first hole; 2122. a second hole; 213. a second connecting member; 2131. a third aperture; 2132. a fourth aperture; 214. a connecting pin; 2141. a first connecting pin; 2142. a second connecting pin; 215. a screw; 22. a bearing member; 221. connecting grooves; 222. an L-shaped bearing block; 223. a bearing block with a 'n' -shaped groove; 2231. a first plate; 2232. a second plate; 2233. a third plate; 2234. a fourth plate; 2235. a fifth plate; 3. a moving member; 4. a tray; 41. rotating the rod; 42. a carrying bracket; 421. positioning a rod; 4211. a first positioning rod; 4212. a second positioning rod; 422. a rolling member; 4221. a first drum; 42211. a first connecting column; 42212. a second connecting column; 4222. a second drum; 42221. a third connecting column; 42222. a fourth connecting column; 423. a cross bar; 424. a wire fixing channel; 4241. a groove; 4242. binding bands; 43. a light emitting member; 5. a wire; 6. and switching the battery pack.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Fig. 1 is a schematic structural diagram of a tire changing device according to an embodiment of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a tire changing device, including a main body 1, a lifting mechanism 2, a moving member 3, and a tray 4; the lifting mechanism 2 is arranged on the main body 1, and the lifting mechanism 2 is used for supporting a frame of a target vehicle body; the moving piece 3 is arranged at the bottom of the main body 1, and the moving piece 3 is used for enabling the main body 1 to move relative to a target vehicle body; the tray 4 is rotatably connected to the elevating mechanism 2, and the tray 4 is used for supporting and adjusting the tire of the target vehicle body when the elevating mechanism 2 supports the target vehicle body.

The embodiment of the invention aims to provide a tire changing device for a user, wherein a tray 4 can rotate relative to a target vehicle body under the condition that a frame of the target vehicle body is jacked up by a lifting mechanism 2 so as to adjust the position of a tire relative to the target vehicle body, thereby conveniently realizing the loading and unloading of the tire. The tire changing device provided by the embodiment of the invention is mainly applied to scenes needing to load and unload tires, for example, scenes needing to change tires when the vehicle is driven and the tires are burst when going out.

In this embodiment, the main body 1 is used to connect the lifting mechanism 2 and the moving member 3. The lifting mechanism 2 is a frame for supporting the target vehicle body and is a mechanism for controlling the main body 1 to be lifted or lowered, and examples thereof include a screw type lifting mechanism 2 capable of supporting the frame, a hydraulic type lifting mechanism 2 capable of supporting the frame, and a scissor type lifting mechanism 2 capable of supporting the frame. The moving member 3 is a component capable of moving the main body 1 relative to the target vehicle body, and in one possible embodiment, the moving member 3 may be a rolling wheel rotatably connected to the bottom of the main body 1, and when the main body 1 is subjected to an external force capable of rotating the rolling wheel, the rolling wheel rotates, so that the main body 1 moves relative to the target vehicle body, and it can be understood that the rolling wheels may be provided in plurality. Tray 4 is the part that can rotate and can hold in the palm the tire of carrying the target automobile body relative to elevating system 2, tray 4 has certain rotation range relative elevating system 2 to realize under the condition that elevating system 2 propped up the frame, can have the effect of adjusting the tire position, it can be understood that, the operator often needs the position of occasionally adjusting the tire when installing the tire or dismantling the tire, in order to realize conveniently positioning the tire to the mounting point, screw up or loosen scenes such as the screw of tire, when rotating tray 4, the tire that is held in the palm by tray 4 can change the position along with the rotation of tray 4. In one possible embodiment, the range of rotation may be 0 ° to 30 ° to meet the need for proper position adjustment from time to time as required for tire installation or removal, and when the lifting mechanism 2 supports the frame of the target vehicle body and the tray 4 carries a tire, the operator gives the tray 4 an external force that causes the tray 4 to rotate, and the tray 4 rotates to change the position of the tire.

A more specific implementation scene is provided below, the moving member 3 can be a rolling wheel, when a driver drives a vehicle alone to go out occasionally to replace a tire when the tire is blown out, the driver takes out the tire replacing device with the lifting mechanism 2 in a compressed state from the trunk, the rolling wheel rolls to push the tire replacing device until the tire replacing device is positioned below the vehicle close to one side of the blown tire, the driver operates the lifting mechanism 2 to lift the lifting mechanism 2 until the lifting mechanism 2 supports the frame of the vehicle, when the lifting mechanism 2 supports the frame, the driver pushes the main body 1 and the rolling wheel rolls to enable the main body 1 to move relative to the vehicle until the tray 4 supports the blown tire, when the lifting mechanism 2 supports the frame and the tray 4 supports the blown tire, the driver unscrews a screw on the blown tire, when the driver needs to slightly move the position of the blown tire to unscrew the screw, the driver rotates the tray 4 in order to adjust the position of flat child, after all screws on the flat child are demolishd and are accomplished, take off flat child from tray 4, the driver puts into tray 4 new tire, the driver is through rotating tray 4 in order to adjust the position of new tire when the screw of tightening new tire, after all screws on the new tire are accomplished, the driver promotes main part 1, so that tray 4 breaks away from with new tire, then, the driver makes elevating system 2 descend through operating elevating system 2, the driver can follow the bottom of the car and take out and trade the child device, put into the car trunk again.

In the embodiment of the present invention, the tray 4 includes a rotating lever 41 and a tray support 42; the first end of dwang 41 rotates to be connected on elevating system 2, and the second end and the support of dwang 41 carry support 42 fixed connection, and support carries support 42 and is used for joint tire.

In this embodiment, the first end of the rotating rod 41 is rotatably connected to the lifting mechanism 2, so that the rotating rod 41 rotates relative to the lifting mechanism 2 within the rotating range. It will be appreciated that when the rotating lever 41 is rotated relative to the elevating mechanism 2, the entire tray 4 is rotated relative to the elevating mechanism 2. In one embodiment, the first end of the rotating rod 41 can be hinged to the lifting mechanism 2 to rotate the rotating rod 41 within a rotating range, and in another embodiment, the first end of the rotating rod 41 can be screwed to the lifting mechanism 2 by a bolt and a nut, and the rotating rod 41 can be rotated or the rotating rod 41 can be locked by screwing the tightness of the adjusting nut. The supporting bracket 42 is a component for clamping the tire, and in an implementation mode, the supporting bracket 42 can be a U-shaped bracket, and the opening of the U-shaped bracket is aligned with the tire, so that the U-shaped bracket can be clamped with the tire by pushing the U-shaped bracket or the tire, and the effect that the tire is supported by the tray 4 is achieved.

FIG. 2 is a schematic view of a tire changer showing rolling members according to an embodiment of the present invention.

Referring to fig. 2, in the embodiment of the present invention, the carrier bracket 42 includes a positioning rod 421 and a rolling member 422, the positioning rod 421 is fixed to the rotating rod 41, the rolling member 422 is connected to the positioning rod 421 in a rolling manner, and the rolling member 422 is configured to abut against the tire.

In this embodiment, the rolling member 422 is a member that can be connected to the positioning rod 421 and can rotate relative to the positioning rod 421, and the rolling member 422 may be a roller.

In one implementation, the supporting bracket 42 may further include a cross bar 423, the two positioning bars 421 may be a first positioning bar 4211 and a second positioning bar 4212, the cross bar 423, the first positioning bar 4211 and the second positioning bar 4212 may form a U-shaped bracket, the rolling member 422 may be a rolling cylinder, the two rolling cylinders may be a first rolling cylinder 4221 and a second rolling cylinder 4222, a first end of the first rolling cylinder 4221 may be formed with a first connecting column 42211, a second end of the first rolling cylinder 4221 may be formed with a second connecting column 42212, the first positioning bar 4211 may be formed with a first positioning hole, a second positioning hole may be formed at a position of the cross bar 423 near the first positioning bar 4211, the first connecting column 42211 is inserted into the first positioning hole, the second connecting column 42212 is inserted into the second positioning hole, so that the first rolling cylinder 4221 is rotatably connected to the first positioning bar 4211, a first end of the second rolling cylinder 4222 may be formed with a third connecting column 42221, and a second end of the second rolling cylinder 4222 is formed with a fourth connecting column 42222, third positioning holes can be formed in the second positioning rod 4212, fourth positioning holes can be formed in the positions, close to the second positioning rod 4212, of the cross rods 423, third connecting columns 42221 are arranged in the third positioning holes in a penetrating mode, fourth connecting columns 42222 are arranged in the fourth positioning holes in a penetrating mode, therefore, the second rollers 4222 are connected to the second positioning rod 4212 in a rotating mode, when the first rollers 4221 and the second rollers 4222 are abutted to tires, under the effect of the first rollers 4221 and the second rollers 4222, the tires can be prevented from shaking in the axial direction of the parallel rollers, when the tires are to be taken down, due to the fact that the contact areas of the rollers and the tires are not large, resistance received when the tires are taken down is small, and therefore convenience is brought to taking down of the tires.

In the embodiment of the present invention, the tray 4 further includes a light emitting member 43, and the light emitting member 43 is fixedly connected to the supporting bracket 42.

In this embodiment, on support 42 is carried to illuminating part 43 fixed connection, and when carrying support 42 joint tire in the support, illuminating part 43 does not contact with the tire, and illuminating part 43 is for trading the luminous component that the child provided light when light was dim, for example, down lamp and LED lamp pearl etc. illuminating part 43 can be a plurality of to provide sufficient light. Further, the light emitting member 43 may be installed at the end or both sides of the first positioning rod 4211 and the second positioning rod 4212. When the light emitting member 43 is installed at the end of the first positioning rod 4211 and the second positioning rod 4212, the light emitting member 43 can provide a light path to prevent the clamping from deviating when the carrier bracket 42 clamps the tire.

FIG. 3 is a schematic structural view of a tire changer showing a groove according to an embodiment of the present invention; fig. 4 is a schematic view of a tire changer illustrating a structure of a tie strap according to an embodiment of the present invention.

Referring to fig. 3 and 4, in the embodiment of the present invention, the light emitting member 43 is connected to the switch battery assembly 6 through the lead 5, the switch battery assembly 6 is disposed on the supporting bracket 42, and the supporting bracket 42 is further formed with a wire fixing channel 424 for the lead 5 to pass through.

In this embodiment, the switch battery assembly 6 and the wire fixing channel 424 can be disposed at the bottom of the supporting bracket 42, so as to avoid damaging the switch battery assembly 6 and the wire fixing channel 424 when the tire changing device is used, and to improve the appearance. In one implementation, the wire fixing passage 424 may be a groove 4241, the groove 4241 is connected to the bottom of the carrying bracket 42, and both the lead 5 and the battery in the switch battery assembly 6 can be placed in the groove 4241. In another case, the wire fixing passage 424 may be formed with a plurality of straps 4242, and the lead 5 and the battery in the switch battery assembly 6 are fixed at the bottom of the bracket 42 by the plurality of straps 4242. The switch battery assembly 6 can be arranged on one side of the supporting bracket 42 back to the luminous piece 43 so as to be convenient to control, and further, the switch battery assembly 6 can also be arranged on the rotating rod 41 so as to be convenient for the rotation of the supporting bracket 42 and the switch of the luminous piece 43 to be operated by one hand.

FIG. 5 is a schematic structural view of a tire changer showing a bearing block with a "U-shaped groove" according to an embodiment of the present invention; fig. 6 is a schematic structural view of an L-shaped bearing block of a tire changer according to an embodiment of the present invention.

Referring to fig. 5 and 6, in the embodiment of the present invention, the lifting mechanism 2 includes a lifting assembly 21 and a bearing member 22, a first end of the lifting assembly 21 is connected to the main body 1, a second end of the lifting assembly 21 is connected to the bearing member 22, and the bearing member 22 is used for abutting against the vehicle frame.

In this embodiment, the lifting mechanism 2 raises or lowers the bearing member 22 during the raising or lowering process. In an implementation, the bearing member 22 may be a "n" shaped groove bearing block 223, and the "n" shaped groove bearing block 223 may include a first plate 2231, a second plate 2232, a third plate 2233, a fourth plate 2234, and a fifth plate 2235, wherein the "n" shaped groove bearing block 223 is fixedly connected to the lifting assembly 21 by the first plate 2231 and the fifth plate 2235, the third plate 2233 is configured to abut against the vehicle frame, and the third plate 2233 is configured to contact with the vehicle frame in a planar manner.

In another embodiment, the bearing member 22 includes a plurality of symmetrically disposed L-shaped bearing blocks 222, and the L-shaped bearing blocks 222 are connected to the second end of the lifting assembly 21. The L-shaped bearing block 222 can form linear contact when being abutted with the frame, and compared with planar contact, the contact area is reduced, so that an operator can push the main body 1 more easily and more laborsavingly.

It can be understood that, in the case where the contact surface of the bearing member 22 with the vehicle frame is appropriately reduced, the frictional resistance can be reduced when the main body 1 moves relative to the target vehicle body, so that it is easy and labor-saving for the operator to push the main body 1 with the bearing member 22 abutting the vehicle frame.

In the embodiment of the present invention, the bearing member 22 is formed with a coupling groove 221 to which the rotating lever 41 is rotatably coupled.

In this embodiment, the rotating rod 41 may be screwed into the connecting groove 221 through a bolt and a nut, and when the rotating rod 41 needs to be rotated, the nut is loosened, and an operator may rotate the rotating rod 41, and when the rotating rod 41 needs to be locked by rotating the rotating rod 41 to a proper position, the nut is tightened to lock the position of the rotating rod 41.

In the embodiment of the present invention, the lifting mechanism 2 is a folding type lifting table.

In this embodiment, under the condition that does not use and trade the child device, foldable elevating platform can fold and pack up, can reduce and trade the holistic occupation of land space of child device, when the operator drives the trip, can put into the trunk of car with trading the child device after folding, has realized this demand portable.

In one embodiment, the foldable lifting platform may be a scissor type lifting platform, the scissor type lifting platform may include a bearing member 22 and a lifting assembly 21, the lifting assembly 21 may include a lifting arm 211, a first connecting member 212, a second connecting member 213, a connecting pin 214, and a screw 215, the bearing member 22 is connected to the first connecting member 212, the second connecting member 213 is connected to the main body 1, the lifting arm 211 includes an upper lifting arm and a lower lifting arm, the upper lifting arm and the lower lifting arm are symmetrical, the upper lifting arm includes a first lifting arm 2111 and a second lifting arm 2112, the lower lifting arm includes a third lifting 2113 and a fourth lifting 2114, the connecting pin 214 includes a first connecting pin 141, a second connecting pin 2142, a third connecting pin, a fourth connecting pin, a fifth connecting pin, and a sixth connecting pin, a first end of the first lifting arm 2111 is provided with a first mounting hole 21111, a first end of the second lifting arm 2112 is provided with a second mounting hole 21121, a third mounting hole is formed in the first end of the third lifting arm 2113, a fourth mounting hole is formed in the first end of the fourth lifting arm 2114, the first connecting pin 141 is arranged in the first mounting hole 21111 and the third mounting hole in a penetrating manner, the hole center line of the first mounting hole 21111 and the hole center line of the third mounting hole are on the same straight line, so that the first lifting arm 2111 is hinged to the third lifting arm 2113, the second connecting pin 2142 is arranged in the second mounting hole 21121 and the fourth mounting hole in a penetrating manner, and the hole center line of the second mounting hole 21121 and the hole center line of the fourth mounting hole are on the same straight line, so that the second lifting arm 2112 is hinged to the fourth lifting arm 2114;

a fifth mounting hole is formed at the second end of the first lifting arm 2111, a sixth mounting hole is formed at the second end of the second lifting arm 2112, the first connecting piece 212 is provided with a first hole 2121 and a second hole 2122, a third connecting pin is arranged in the first hole 2121 and the fifth mounting hole in a penetrating manner, the hole center line of the first hole 2121 and the hole center line of the fifth mounting hole are on the same straight line, so that the first lifting arm 2111 is rotatably connected to the first connecting piece 212, a fourth connecting pin is arranged in the second hole 2122 and the sixth mounting hole in a penetrating manner, and the hole center line of the second hole 2122 and the hole center line of the sixth mounting hole are on the same straight line, so that the second lifting arm 2112 is rotatably connected to the first connecting piece 212;

a seventh mounting hole is formed in the second end of the third lifting arm 2113, an eighth mounting hole is formed in the second end of the fourth lifting arm 2114, a third hole 2131 and a fourth hole 2132 are formed in the second connecting piece 213, a fifth connecting pin is arranged in the third hole 2131 and the seventh mounting hole in a penetrating manner, the hole center line of the third hole 2131 and the hole center line of the seventh mounting hole are on the same straight line, so that the third lifting arm 2113 is rotatably connected to the second connecting piece 213, a sixth connecting pin is arranged in the fourth hole 2132 and the eighth mounting hole in a penetrating manner, and the hole center line of the fourth hole 2132 and the hole center line of the eighth mounting hole are on the same straight line, so that the fourth lifting arm 2114 is rotatably connected to the second connecting piece 213;

the middle part of the first connecting pin 141 is provided with a first connecting hole, the middle part of the second connecting pin 2142 is provided with a second connecting hole, the central axis of the first connecting hole and the central axis of the second connecting hole are on the same straight line, the screw 215 is arranged in the first connecting hole in a penetrating way, the first connecting pin 141 is always in a first position relative to the screw 215, the first connecting pin 141 can rotate relative to the screw 215, wherein the first position is a position which is close to the head of the screw 215 and can enable the position of the first connecting pin 141 to be unchanged relative to the screw 215;

a thread is formed in the second connection hole, and the screw 215 is threadedly connected in the second connection hole such that the second connection pin 2142 is located at a second position with respect to the screw 215, and the length from the first position to the second position is a first length; when the screw 215 rotates, the first connecting pin 141 is still at the first position relative to the screw 215, the second connecting pin 2142 is at the third position relative to the screw 215, the length from the first position to the third position is the second length, and the first length and the second length are different; the second position and the third position are both different positions on the screw 215 from the first position, the second position is a position where the second connecting pin 2142 is located before the screw 215 is not rotated, the third position is a position where the second connecting pin 2142 is located after the screw 215 is rotated, and the second position and the third position are used for indicating that the position of the second connecting pin 2142 is changed after the screw 215 is rotated;

it can be understood that the folding type elevating platform is raised when the distance between the first coupling pin 141 and the second coupling pin 2142 becomes smaller, and is lowered when the distance between the first coupling pin 141 and the second coupling pin 2142 becomes larger.

In the embodiment of the present invention, the moving member 3 is a universal wheel.

In this embodiment, the universal wheel may be a lockable universal wheel, and when the tire changer is moved to a desired position by the lockable universal wheel, the universal wheel may be self-locked to maintain the tire changer at the desired position.

To facilitate understanding, a more specific implementation scenario is provided, in which the lifting mechanism 2 is a scissors-type lifting platform that is lifted or lowered by rotating the screw 215, the supporting bracket 42 is a U-shaped bracket, the rolling member 422 is a roller, the moving member 3 can be a lockable universal wheel, the supporting member 22 includes an L-shaped supporting block 222, when a driver alone drives the vehicle for traveling, the driver can rotate the screw 215 by a wrench to fold the tire changing device until the scissors-type lifting platform is in a compressed state, and then the scissors-type lifting tire changing device in the compressed state is placed in a vehicle trunk for convenient carrying, when the driver accidentally takes out the tire changing device from the trunk, the driver pushes the tire changing device, the lockable universal wheel rolls until the folded tire changing device is located under the vehicle near the side of the tire, and the driver rotates the screw 215 by the wrench, so that the scissor type lifting platform rises until the L-shaped bearing block 222 in the lifting platform supports the frame of the automobile, because the L-shaped bearing block 222 can be in line contact with the frame when being abutted against, a driver can easily push the main body 1 to enable the main body 1 to move relative to the automobile until the tray 4 supports the tire burst, when the scissor type lifting platform supports the frame and the tray 4 supports the tire burst, the driver unscrews the screws on the tire burst, when the driver needs to slightly move the tire burst position to unscrew the screws, the driver unscrews the nuts at the rotating rod 41 to rotate the tray 4 so as to adjust the position of the tire burst, when all the screws on the tire burst are removed, the tire burst is taken off from the tray 4, the driver puts a new tire into the tray 4, when the driver screws on the new tire are screwed, the nut at the rotating rod 41 is rotated by the nuts to rotate the tray 4 so as to adjust the position of the new tire, after all the screws on the new tire are mounted, the driver pushes the main body 1 to separate the tray 4 from the new tire, and then the driver rotates the screw 215 through the wrench to lower the scissor-type lifting platform until the tire changing device is folded, and the driver can take out the tire changing device from the bottom of the automobile and put the tire changing device into the automobile trunk again.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A tire changing device is characterized by comprising a main body (1), a lifting mechanism (2), a moving piece (3) and a tray (4);

the lifting mechanism (2) is arranged on the main body (1), and the lifting mechanism (2) is used for supporting a frame of a target vehicle body;

the moving piece (3) is arranged at the bottom of the main body (1), and the moving piece (3) is used for enabling the main body (1) to move relative to the target vehicle body;

the tray (4) is rotatably connected to the lifting mechanism (2), and when the lifting mechanism (2) supports the target vehicle body, the tray (4) is used for supporting and adjusting tires of the target vehicle body.

2. A tyre changing device according to claim 1, wherein the tray (4) comprises a turning bar (41) and a carrying bracket (42);

the first end of dwang (41) is rotated and is connected on elevating system (2), the second end of dwang (41) with support (42) fixed connection is carried in the support, support (42) are carried in the support and are used for the joint the tire.

3. A tyre changing device according to claim 2, wherein the carrier bracket (42) comprises a positioning rod (421) and a rolling member (422), the positioning rod (421) is fixed on the rotating rod (41), the rolling member (422) is connected to the positioning rod (421) in a rolling manner, and the rolling member (422) is used for abutting against the tyre.

4. A tyre changing apparatus according to claim 2, wherein the tray (4) further comprises a light emitting member (43), the light emitting member (43) being fixedly connected to the carrier bracket (42).

5. A tyre changing device according to claim 4, wherein the light emitting member (43) is connected with a switch battery assembly (6) through a lead (5), the switch battery assembly (6) is arranged on the supporting bracket (42), and a wire fixing channel (424) for the lead (5) to penetrate is further formed on the supporting bracket (42).

6. A tyre changing apparatus according to claim 2, wherein the lifting mechanism (2) comprises a lifting assembly (21) and a bearing member (22), a first end of the lifting assembly (21) being connected to the main body (1) and a second end of the lifting assembly (21) being connected to the bearing member (22), the bearing member (22) being adapted to abut the vehicle frame.

7. A tyre changing apparatus according to claim 6, wherein the bearing member (22) is formed with a coupling groove (221) for rotatably coupling the lever (41).

8. A tyre changing apparatus according to claim 6, wherein the bearing member (22) comprises a plurality of symmetrically arranged L-shaped bearing blocks (222), the L-shaped bearing blocks (222) each being connected to the second end of the lifting assembly (21).

9. A tyre changing apparatus according to claim 1, wherein the lifting mechanism (2) is a folding lifting platform.

10. A tyre changing device according to claim 1, wherein the moving member (3) is a universal wheel.