Tire dismounting device

Abstract

The tire dismounting device is suitable for dismounting a tire from an automobile and comprises a main body, an abutting structure, a hook structure and a handle, and the abutting structure is connected with the main body and used for abutting against a shaft head of a half shaft; the hook structure is detachably connected with the main body and is used for being connected with a rim of a tire; the handle is connected with the body; when the tire needs to be detached from the automobile, the hook structure is moved so that the hook can be connected with the rim, the abutting structure is moved so that the abutting structure can abut against a shaft head of a half shaft of the automobile, force is applied to the handle in the direction facing the ground, and therefore the tire can be detached; furthermore, due to the fact that the hook is detachably connected with the main body, a user can select hook structures of different lengths according to the diameter of the tire, the tires of different sizes can be detached, and the application range of the tire detaching device is widened.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile maintenance apparatuses, in particular to a tire dismounting device. BACKGROUND

[0002] In the related technical field, with the development of industry, automobiles have entered thousands of households, and automobile tires are often stably connected with automobile half shafts. When the automobile tires need to be replaced due to damage, it is difficult for individuals to complete the dismounting of the automobile tires, thereby bringing inconvenience to the replacement of the automobile tires. CONTENT OF THE UTILITY MODEL

[0003] The embodiment of the present application provides a tire dismounting device, which aims to enable individuals to complete the dismounting of the tire, so as to facilitate the user to replace the tire by himself.

[0004] The embodiment of the present application provides a tire dismounting device, which is suitable for dismounting a tire from an automobile and comprises a main body, an abutting structure, a hook structure and a handle. The abutting structure is connected with the main body and is used for abutting with the shaft head of the half shaft. The hook structure is detachably connected with the main body and is used for connecting with the rim of the tire. The handle is connected with the main body. When the tire needs to be dismounted from the automobile, the hook structure is moved to enable the hook to be connected with the rim, the abutting structure is moved to enable the abutting structure to abut with the shaft head of the half shaft of the automobile, and force is applied to the handle in the direction towards the ground, so that the dismounting of the tire can be realized.

[0005] Based on the above-mentioned embodiment, when the tire needs to be dismounted from the automobile, the hook structure is moved to enable the hook to be connected with the rim, the abutting structure is moved to enable the abutting structure to abut with the shaft head of the half shaft of the automobile, and force is applied to the handle in the direction towards the ground, so that the dismounting of the tire can be realized. Further, since the hook is detachably connected with the main body, the user can select hook structures of different lengths according to the diameter of the tire, so that different sizes of tires can be dismounted, thereby increasing the application range of the tire dismounting device.

[0006] In some embodiments, the abutting structure comprises an abutting rod and an abutting plate. The abutting rod is connected with the main body. The abutting plate is connected with the abutting rod and has an abutting surface used for abutting with the shaft head of the half shaft.

[0007] Based on the above-mentioned embodiment, the main body is connected with the abutting plate through the abutting rod, and then the abutting plate is abutted with the shaft head of the half shaft, which can increase the contact area of the main body and the shaft head of the half shaft. Meanwhile, the length of the power arm can be extended by using the abutting rod, which can save more labor and make it more convenient for the user to dismount the tire, thereby improving the convenience of dismounting the tire.

[0008] In some embodiments, the abutting plate comprises a metal round plate.

[0009] In some embodiments, the hook structure comprises a connecting piece, a rotating shaft and a hook body, the connecting piece is detachably connected with the main body, the rotating shaft is connected with the connecting piece, and the hook body is rotatably connected with the connecting piece via the rotating shaft, wherein the axis of the rotating shaft is perpendicular to the straight line on which the length direction of the handle lies.

[0010] Based on the above embodiments, when the tire needs to be disassembled, the hook structure matching the diameter of the tire is first connected with the main body, then the main body is moved by the handle until the abutting plate abuts against the shaft head, then the hook body is driven to rotate around the axis of the rotating shaft until the hook body is connected with the rim, and force is applied to the handle in the direction towards the ground, so that the disassembly of the tire can be realized.

[0011] In some embodiments, the tire disassembling device further comprises a connecting structure and an unlocking structure, the connecting structure is connected with the main body and the connecting piece, and the unlocking structure is used for unlocking the main body and the connecting piece to facilitate disassembly of the hook structure.

[0012] Based on the above embodiments, the user first connects the main body and the connecting piece through the connecting structure, so that the hook body matching the tire can be connected with the main body, and when other hook bodies need to be replaced, the unlocking structure can be used to unlock the main body and the connecting piece to facilitate disassembly of the hook structure.

[0013] In some embodiments, the connecting structure comprises a boss, an insertion block, a sliding block and a first elastic piece, the boss is arranged on the main body, the boss has a slot and a first sliding groove in communication with the slot, the insertion block is arranged on the side of the connecting piece facing the boss, the insertion block has a second sliding groove penetratingly arranged therein, the insertion block is inserted into the slot, the sliding block is slidingly arranged in the first sliding groove, the first elastic piece is arranged in the first sliding groove and connected with the sliding block, wherein when the insertion block is inserted into the slot, the first elastic piece drives the sliding block to move along the first sliding groove towards the second sliding groove until one end of the sliding block is located in the first sliding groove and the other end of the sliding block is located in the second sliding groove.

[0014] Based on the above embodiments, when the hook body is installed, the hook body is moved to drive the connecting piece and the insertion block to move until the insertion block moves into the slot and the first sliding groove is aligned with the second sliding groove, at this time the first elastic piece drives the sliding block to move along the first sliding groove into the second sliding groove until one end of the first elastic piece is located in the first sliding groove and the other end is located in the second sliding groove, thereby limiting the movement of the first insertion block in the slot so that the hook body is connected with the main body.

[0015] In some embodiments, the slider includes a body portion and a beveled portion connected to the body portion, the first elastic member is connected to the body portion, and the bevel of the beveled portion faces the insertion slot; when the insertion block moves into the insertion slot, the insertion block first abuts the bevel to push the beveled portion to move into the first sliding slot, to push the body portion to move into the first sliding slot, and to cause the first elastic member to elastically deform; when the first sliding slot and the second sliding slot are aligned, the first elastic member elastically releases to push the body portion to move toward the insertion block, the body portion pushes the beveled portion to move into the second sliding slot, and the partial beveled portion is located in the second sliding slot.

[0016] Based on the above embodiments, when the insertion block moves into the insertion slot, the insertion block first abuts the bevel to push the beveled portion to move into the first sliding slot, to push the body portion to move into the first sliding slot, and to cause the first elastic member to elastically deform; when the first sliding slot and the second sliding slot are aligned, the first elastic member elastically releases to push the body portion to move toward the insertion block, the body portion pushes the beveled portion to move into the second sliding slot, and the partial beveled portion is located in the second sliding slot.

[0017] In some embodiments, the boss further has a third sliding slot in communication with the insertion slot and extending through the boss, the unlocking structure includes a first unlocking block, a second unlocking block, and a second elastic member, the first unlocking block is slidingly arranged in the second sliding slot and has a length equal to the width of the insertion block; the second unlocking block is slidingly arranged in the third sliding slot; the second elastic member is connected to the boss and the second unlocking block to drive the second unlocking block to move, and the elasticity of the second elastic member is smaller than that of the first elastic member; when the hook structure needs to be disassembled, the second unlocking block is pressed into the third sliding slot, the second unlocking block pushes the first unlocking block to move into the second sliding slot, the first unlocking block pushes the slider to move into the first sliding slot, and the first unlocking block is located in the second sliding slot, at which time the slider is completely located in the first sliding slot, the second unlocking block is completely located in the third sliding slot, and the insertion block is pulled away from the boss to disassemble the hook structure.

[0018] Based on the above embodiments, when the hook structure needs to be disassembled, the second unlocking block is pressed into the third sliding slot, the second unlocking block pushes the first unlocking block to move into the second sliding slot, the first unlocking block pushes the slider to move into the first sliding slot, and the first unlocking block is located in the second sliding slot, at which time the slider is completely located in the first sliding slot, the second unlocking block is completely located in the third sliding slot, and the insertion block is pulled away from the boss to disassemble the hook structure.

[0019] In some embodiments, the tire dismounting device further includes an anti-skid sleeve sleeved to the end of the handle away from the main body.

[0020] Based on the above embodiments, the anti-skid sleeve can be a rubber sleeve to increase the friction between the user's hand and the handle, thereby facilitating the user to hold the handle.

[0021] In some embodiments, the main body, the abutting structure, the hook structure and the handle surface are all coated with rust-proof paint.

[0022] Based on the above embodiments, the use of rust-proof paint can reduce the probability of rusting of the main body, the abutting structure, the hook structure and the handle surface, thereby prolonging the service life of the main body, the abutting structure, the hook structure and the handle, and prolonging the service life of the tire dismounting device.

[0023] Based on the tire dismounting device of the present application, when it is necessary to dismount the tire from the vehicle, the hook structure is moved to connect the hook with the rim, the abutting structure is moved to abut with the axle head of the axle of the vehicle, and force is applied to the handle in the direction towards the ground, so that the dismounting of the tire can be achieved; further, since the hook is detachably connected with the main body, the user can select hook structures of different lengths according to the diameter of the tire, so that tires of different sizes can be dismounted, thereby increasing the application range of the tire dismounting device. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0025] Figure 1 FIG. 1 is a structural schematic diagram of a tire dismounting device in an embodiment of the present application;

[0026] Figure 2 FIG. 2 is a structural schematic diagram of the tire dismounting device along the A-A line; Figure 1 FIG. 3 is a sectional structural schematic diagram of the tire dismounting device along the A-A line.

[0027] FIG. 1 is a structural schematic diagram of a tire dismounting device in an embodiment of the present application; DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only intended to explain the present application and not to limit the present application.

[0029] Please refer to Figure 1 and Figure 2 A tire dismounting device 1 is suitable for dismounting a tire from a vehicle, comprising a main body 11, an abutting structure 12, a hook structure 13 and a handle 17, the abutting structure 12 is connected with the main body 11 and is used for abutting with the axle head of the axle shaft; the hook structure 13 is detachably connected with the main body 11 and is used for connecting with the rim of the tire; the handle 17 is connected with the main body 11; wherein when it is needed to dismount the tire from the vehicle, the hook structure 13 is moved to make the hook connect with the rim, the abutting structure 12 is moved to make the abutting structure 12 abut with the axle head of the axle shaft of the vehicle, and force is applied to the handle 17 in the direction towards the ground, so that the dismounting of the tire can be realized.

[0030] In the embodiments of the present application, when it is needed to dismount the tire from the vehicle, the hook structure 13 is moved to make the hook connect with the rim, the abutting structure 12 is moved to make the abutting structure 12 abut with the axle head of the axle shaft of the vehicle, and force is applied to the handle 17 in the direction towards the ground, so that the dismounting of the tire can be realized; further, since the hook structure 13 is detachably connected with the main body 11, the user can select hook structures 13 of different lengths according to the diameter of the tire, so that tires of different sizes can be dismounted, thereby increasing the application range of the tire dismounting device 1.

[0031] Please refer to Figure 1 and Figure 2 In a specific embodiment, the abutting structure 12 comprises an abutting rod 121 and an abutting plate 122, the abutting rod 121 is connected with the main body 11; the abutting plate 122 is connected with the abutting rod 121, and the abutting plate 122 has an abutting surface for abutting with the axle head of the axle shaft. The main body 11 is connected with the abutting plate 122 through the abutting rod 121, and then the abutting plate 122 abuts with the axle head of the axle shaft, which can increase the contact area of the main body 11 and the axle head of the axle shaft, and at the same time, the length of the power arm can be extended by using the abutting rod 121, which can save more labor and make it more convenient for the user to dismount the tire individually, thereby improving the convenience of dismounting the tire.

[0032] Please refer to Figure 1 and Figure 2 In a specific embodiment, the abutting plate 122 comprises a metal round plate. In other embodiments, the abutting plate 122 can also be a metal square plate. In the embodiments of the present application, the specific shape of the abutting plate 122 is not limited.

[0033] Please refer to Figure 1 and Figure 2In a specific embodiment, the hook structure 13 comprises a connecting piece 131, a rotating shaft and a hook body 132, the connecting piece 131 is detachably connected with the main body 11, the rotating shaft is connected with the connecting piece 131, the hook body 132 is rotationally connected with the connecting piece 131 via the rotating shaft, and an axis of the rotating shaft is perpendicular to a straight line on which the length direction of the handle 17 lies. When the tire needs to be detached, the hook structure 13 with a diameter matching the tire is first connected with the main body 11, then the main body 11 is moved by the handle 17 until the abutting plate 122 abuts against the shaft head, then the hook body 132 is driven to rotate around the axis of the rotating shaft until the hook body 132 is connected with the rim, and force is applied to the handle 17 in the direction towards the ground, so that the tire can be detached.

[0034] Please refer to Figure 1 and Figure 2 In a specific embodiment, the tire detaching device 1 further comprises a connecting structure 14 and an unlocking structure 15, the connecting structure 14 is connected with the main body 11 and the connecting piece 131, and the unlocking structure 15 is used for unlocking the main body 11 and the connecting piece 131 to facilitate detaching the hook structure 13. The user first connects the main body 11 and the connecting piece 131 through the connecting structure 14, so that the hook body 132 matching the tire can be connected with the main body 11, when other hook bodies 132 need to be replaced, the main body 11 and the connecting piece 131 can be unlocked by the unlocking structure 15 to facilitate detaching the hook structure 13.

[0035] Please refer to Figure 1 and Figure 2 In a specific embodiment, the connecting structure 14 comprises a boss 141, an insertion block 142, a sliding block 143 and a first elastic member 144, the boss 141 is arranged on the main body 11, the boss 141 has an insertion slot 141A and a first sliding slot 141B in communication with the insertion slot 141A, the insertion block 142 is arranged on a side of the connecting piece 131 facing the boss 141, the insertion block 142 has a second sliding slot 142A penetratingly arranged, the insertion block 142 is inserted into the insertion slot 141A, the sliding block 143 is slidingly arranged in the first sliding slot 141B, and the first elastic member 144 is arranged in the first sliding slot 141B and connected with the sliding block 143.

[0036] Please refer to Figure 1 and Figure 2In the process of installing the hook body 132, the hook body 132 is moved to drive the connecting member 131 and the insertion block 142 to move until the insertion block 142 moves into the insertion slot 141A and the first sliding slot 141B is aligned with the second sliding slot 142A, at this time, the first elastic member 144 drives the sliding block 143 to move into the second sliding slot 142A along the first sliding slot 141B until one end of the first elastic member 144 is located in the first sliding slot 141B and the other end is located in the second sliding slot 142A, thereby limiting the movement of the first insertion block 142 in the insertion slot 141A so as to connect the hook body 132 with the body.

[0037] Please refer to Figure 1 and Figure 2 In a specific embodiment, the sliding block 143 comprises a main body 11 part and a slope part 1432 connected with the main body 11 part, the first elastic member 144 is connected with the main body 11 part, and the slope of the slope part 1432 faces the insertion slot 141A; wherein when the insertion block 142 moves into the insertion slot 141A, the insertion block 142 first abuts against the slope to push the slope part 1432 to move into the first sliding slot 141B, thereby pushing the main body 11 part to move into the first sliding slot 141B and making the first elastic member 144 elastically deform, when the first sliding slot 141B is aligned with the second sliding slot 142A, the first elastic member 144 elastically releases to push the main body 11 part to move towards the insertion block 142, the main body 11 part pushes the slope part 1432 to move into the second sliding slot 142A until the partial slope part 1432 is located in the second sliding slot 142A.

[0038] Please refer to Figure 1 and Figure 2In a specific embodiment, the boss 141 further has a third sliding groove 141C, the third sliding groove 141C is in communication with the first sliding groove 141A and penetrates through the boss 141, the unlocking structure 15 comprises a first unlocking block 151, a second unlocking block 152 and a second elastic member 153, the first unlocking block 151 is slidingly arranged in the second sliding groove 142A, the length of the first unlocking block 151 is equal to the width of the plug 142; the second unlocking block 152 is slidingly arranged in the third sliding groove 141C; the second elastic member 153 is connected with the boss 141 and the second unlocking block 152, and is used for driving the second unlocking block 152 to move, the elasticity of the second elastic member 153 is smaller than that of the first elastic member 144; when the hook structure 13 needs to be disassembled, the second unlocking block 152 is pressed into the third sliding groove 141C, the second unlocking block 152 drives the first unlocking block 151 to move into the second sliding groove 142A, the first unlocking block 151 drives the sliding block 143 to move into the first sliding groove 141B, until the first unlocking block 151 is just located in the second sliding groove 142A, at this time, the sliding block 143 is completely located in the first sliding groove 141B, the second unlocking block 152 is completely located in the third sliding groove 141C, the plug 142 is pulled away from the boss 141, and the hook structure 13 can be disassembled.

[0039] Please refer to Figure 1 and Figure 2 In a specific embodiment, the tire dismounting device 1 further comprises an anti-skid sleeve 16, the anti-skid sleeve 16 is sleeved on the end of the handle 17 away from the main body 11, the anti-skid sleeve 16 can be a rubber sleeve, so as to increase the friction between the user's hand and the handle 17, thereby facilitating the user to hold the handle 17.

[0040] Please refer to Figure 1 and Figure 2 In a specific embodiment, the surfaces of the main body 11, the abutting structure 12, the hook structure 13 and the handle 17 are coated with rust-proof paint, which can reduce the probability of rusting on the surfaces of the main body 11, the abutting structure 12, the hook structure 13 and the handle 17, thereby prolonging the service life of the main body 11, the abutting structure 12, the hook structure 13 and the handle 17, and prolonging the service life of the tire dismounting device 1.

[0041] The same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components; in the description of the present application, it is understood that if the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right" and the like are based on the orientations or positional relationships shown in the drawings, they are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore the terms describing the positional relationships in the drawings are only used for exemplary illustration, and cannot be understood as a limitation on the present patent, for those skilled in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0042] The above is only a preferred embodiment of the present application, and is not used to limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A tire dismounting apparatus characterized by comprising: The application relates to a device for dismounting a tire from a vehicle, comprising: a main body; an abutting structure connected with the main body and used for abutting with a shaft head of a half shaft; a hook structure detachably connected with the main body and used for connecting with a rim of the tire; a handle connected with the main body; wherein when the tire needs to be dismounted from the vehicle, the hook structure is moved to connect with the rim, the abutting structure is moved to abut with the shaft head of the half shaft of the vehicle, and the handle is forced to move towards the ground, so that the tire can be dismounted.

2. The tire dismounting apparatus according to claim 1, wherein The abutting structure comprises: an abutting rod connected with the main body; an abutting plate connected with the abutting rod, wherein the abutting plate has an abutting surface used for abutting with the shaft head of the half shaft.

3. The tire dismounting apparatus according to claim 2, wherein The abutting plate comprises a metal round plate.

4. The tire dismounting apparatus according to claim 2, wherein The hook structure comprises: a connecting piece detachably connected with the main body; a rotating shaft connected with the connecting piece; a hook body rotationally connected with the connecting piece via the rotating shaft; wherein the axis of the rotating shaft is perpendicular to a straight line where the length direction of the handle is located.

5. The tire dismounting apparatus according to claim 4, wherein The device further comprises: a connecting structure connected with the main body and the connecting piece; an unlocking structure used for unlocking the main body and the connecting piece to facilitate dismounting of the hook structure.

6. The tire dismounting apparatus according to claim 5, wherein The connecting structure comprises: a boss provided on the main body, wherein the boss has a slot and a first sliding groove in communication with the slot; an insertion block provided on one side of the connecting piece facing the boss, wherein the insertion block has a second sliding groove penetratingly provided, and the insertion block is inserted into the slot; a sliding block slidingly provided in the first sliding groove; a first elastic piece provided in the first sliding groove and connected with the sliding block; wherein when the insertion block is inserted into the slot, the first elastic piece pushes the sliding block to move along the first sliding groove and towards the second sliding groove until one end of the sliding block is located in the first sliding groove and the other end of the sliding block is located in the second sliding groove.

7. The tire dismounting apparatus according to claim 6, wherein The sliding block comprises a main body part and an inclined surface part connected with the main body part, the first elastic piece is connected with the main body part, and the inclined surface of the inclined surface part faces the slot; wherein when the insertion block moves towards the slot, the insertion block abuts against the inclined surface first to push the inclined surface part to move towards the first sliding groove, to push the main body part to move towards the first sliding groove, and to make the first elastic piece elastically deform, when the first sliding groove and the second sliding groove are aligned, the first elastic piece elastically releases to push the main body part to move towards the insertion block, the main body part pushes the inclined surface part to move towards the second sliding groove until part of the inclined surface part is located in the second sliding groove.

8. The tire dismounting apparatus according to claim 7, wherein The boss further has a third sliding groove in communication with the slot and penetrating through the boss, and the unlocking structure comprises: a first unlocking block slidingly provided in the second sliding groove, wherein the length of the first unlocking block is equal to the width of the insertion block; a second unlocking block slidingly provided in the third sliding groove; A second elastic member is connected with the boss and the second unlocking block, and is used to drive the second unlocking block to move, and the elasticity of the second elastic member is smaller than that of the first elastic member; When the hook structure needs to be disassembled, the second unlocking block is pressed into the third sliding groove, the second unlocking block drives the first unlocking block to move into the second sliding groove, the first unlocking block drives the sliding block to move into the first sliding groove, until the first unlocking block is just located in the second sliding groove, at this time, the sliding block is completely located in the first sliding groove, the second unlocking block is completely located in the third sliding groove, and the plug is pulled away from the boss, so that the hook structure can be disassembled.

9. The tire dismounting apparatus according to any one of claims 1 to 8, characterized by, Further comprising: An anti-skid sleeve is sleeved on the end of the handle away from the main body.

10. The tire dismounting apparatus according to any one of claims 1 to 8, characterized by, The main body, the abutting structure, the hook structure and the surface of the handle are coated with rust-proof paint.

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