CN113043790B

CN113043790B - Equipment for tire repair

Info

Publication number: CN113043790B
Application number: CN202110308981.6A
Authority: CN
Inventors: 陈碧霞
Original assignee: Fujian Quanzhou Nanan Busheng Automobile Parts Co ltd
Current assignee: Fujian Quanzhou Nanan Busheng Automobile Parts Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2022-08-23
Anticipated expiration: 2041-03-23
Also published as: CN113043790A

Abstract

The invention discloses equipment for tire repair, and particularly relates to the technical field of automobile maintenance, which comprises a base station, wherein the top of the base station is provided with a turnover type tire removing mechanism, the turnover type tire removing mechanism comprises a base plate and a cover plate, the cover plate is positioned on one side of the base plate, one end of the base plate is fixedly connected with the top end face of the base station through a hinge, the cover plate is fixedly connected with the corresponding position of the top end face of the base station, the bottom end of one side, facing the cover plate, of the base plate is connected with a U-shaped shell in a sliding mode, the length of the shell is smaller than that of a cavity formed between the base plate and the cover plate, and one end, which is positioned on the same side of the base plate and the shell and is far away from the shell, of the base plate and the shell is fixedly provided with a jack. The invention drives the main gear to rotate forward by starting the forward and reverse motors, thereby driving a plurality of auxiliary gears to synchronously rotate reversely, realizing simultaneous unscrewing of a plurality of nuts, and on the contrary, simultaneously locking a plurality of nuts, and greatly improving the efficiency of disassembly and assembly.

Description

Equipment for tire repair

Technical Field

The invention relates to the technical field of automobile maintenance, in particular to a tire repair device.

Background

With the development of economy and social progress, automobiles are more and more popular, whether domestic automobiles or freight cars, and accordingly, the maintenance requirements on automobiles are more and more increased, especially automobile tires, which belong to wearing parts and often need to perform temporary tire repair/replacement operation.

However, in the prior art, when the tire is replaced, a plurality of nuts for locking the tire are often loosened one by a special wrench, so that the operation is complex and the tire removal efficiency is low.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

Disclosure of Invention

In order to overcome the above-mentioned defects in the prior art, an embodiment of the present invention provides a tire repair apparatus, and the technical problems to be solved by the present invention are: how to improve the tire dismounting efficiency.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an equipment for tire repair, includes the base station, base station top is provided with convertible tire removal mechanism, convertible tire removal mechanism includes backing plate and apron, the apron is located one side of backing plate, and wherein one end of backing plate passes through hinge and base station top end face fixed connection, and the apron is fixed connection with base station top end face corresponding position, one side bottom sliding connection that the backing plate faces the apron has the casing that is the U type setting, and the length of casing is less than the cavity length of formation between backing plate and the apron, the backing plate is with casing homonymy and keep away from the one end fixed mounting of casing have the jack;

the shell comprises a positive and negative motor, the positive and negative motor is fixedly arranged on one side of the shell far away from the jack, the end part of an output shaft of the positive and negative motor penetrates through the shell at a corresponding position and is fixedly connected with a main gear, a plurality of auxiliary gears meshed with the main gear are uniformly distributed on the outer periphery of the main gear in an annular shape, a rotating rod is sleeved at the central position of the auxiliary gear in a penetrating way and is fixedly connected with the rotating rod, one end of the rotating rod close to the shell is movably connected with the inner side wall of the shell through a bearing and one end far away from the shell is welded with a nut sleeve, a supporting plate and two side limiting plates which are axially symmetrically arranged about the vertical central axis of the supporting plate are arranged in the shell, the central positions of the two opposite ends of the side limiting plates are movably connected with pull rods through spherical universal joints, and one end of each pull rod far away from the side limiting plate penetrates through the shell at a corresponding position and is fixedly connected with a handle, a plurality of springs are arranged between the side limiting plate and the inner wall of the shell at the corresponding position, and two ends of each spring are respectively fixedly connected with the side limiting plate at the corresponding position and the inner wall of the shell;

the cover plate comprises a horizontally arranged U-shaped frame, a bracket is arranged at the position of the inner edge of the top of the U-shaped frame, and the middle of the U-shaped frame is movably connected with a turnover plate through a hinge.

The implementation mode is as follows: during the use, the user opens the returning face plate, and turn over the backing plate and link the casing together and erect, make jack perpendicular to base station top, then stretch into the one end that the base station has the jack and wait to dismantle the automobile body bottom of tire position department, utilize the jack to jack up the automobile body after that, make the inboard nut ways of casing wait to tear the nut outside on the tire simultaneously, and drive master gear forward rotation through positive and negative motor, thereby drive pinion counter-rotation, realize unscrewing simultaneously to a plurality of nuts, the efficiency of dismouting has been improved greatly.

In a preferred embodiment, a top block is fixedly connected to the movable end of the jack, and the top block is a rubber component, so that the jack can be prevented from damaging the vehicle body in the process of jacking the vehicle body.

In a preferred embodiment, the top end face of the base station is provided with an embedding groove corresponding to the position of the positive and negative motor of the shell in the flat state, so that the positive and negative motor can be caught in the process of folding up the turnover type tire dismounting mechanism, the inner wall of one side of the embedding groove inner cavity far away from the base plate is provided with an arc surface, and is smoothly connected with the bottom end face of the embedding groove inner cavity, so that the blockage of the positive and negative motor can be avoided in the process of folding up/unfolding the turnover type tire dismounting mechanism.

In a preferred embodiment, the opposite side of the two side limiting plates and the top end surface of the supporting plate are both provided with concave arc surfaces which can be tightly attached to the outer ring surface of the tire, so that the clamping effect on the tire is improved.

In a preferred embodiment, the top of the turning plate is provided with a concave buckling groove for conveniently buckling the turning plate.

In a preferred embodiment, rollers are fixedly mounted at four corners of the bottom of the base platform, so that the position of the base platform can be adjusted conveniently.

In a preferred embodiment, the four corners of the bottom of the base station are provided with a lifting support mechanism at the outer side of the corresponding roller, the lifting support mechanism comprises four notches, the four notches are respectively arranged at the bottom end of the four corners of the outer peripheral surface of the base station, a disc is arranged in each notch, the center of the disc is vertically penetrated and is in threaded sleeve connection with a lifting screw, the top and the bottom of each notch inner cavity are respectively provided with a rod groove at the position corresponding to the lifting screw, the rod grooves at the bottom of the disc are penetrated through the base station at the corresponding positions, the top and the bottom of each notch inner cavity at the outer sides of the two rod grooves are respectively provided with an annular groove concentric with the rod groove, the top end surface and the bottom end surface of the disc are provided with annular convex blocks matched with the annular grooves at the positions corresponding to the annular grooves, and the annular convex blocks are slidably connected in the annular grooves at the corresponding positions, the outer peripheral surface of the circular disc is uniformly distributed with a plurality of gear teeth, the four circular discs are connected by a transmission chain, the middle part of the outer peripheral surface of the base station between two adjacent notches is provided with a limit groove communicated with the notches, the transmission chain is movably arranged in the limit groove, the bottom end of the lifting screw rod is fixedly connected with a pad foot, the outer peripheral surface of the base station positioned at one end far away from the pad plate is provided with two guide sliding grooves communicated with the two notches, the two guide sliding grooves are respectively arranged at the top part and the outer edge position of the bottom part of the inner cavity of the notch, the inner parts of the two guide sliding grooves are respectively connected with a sliding block in a sliding way, a vertical rod is fixedly arranged between the two sliding blocks, one side of the vertical rod facing the transmission chain is fixedly provided with two connecting rods, and one end of the connecting rod far away from the vertical rod is fixedly connected with the outer surface of one chain link of the transmission chain, after the base station is deeply inserted into a designated position, the lifting screw rod moves downwards through the lifting support mechanism, so that the pad foot is tightly contacted with the ground, the base station is prevented from shifting in the tire dismounting process, and the tire replacing operation is influenced.

In a preferred embodiment, the inner cavity side wall and the end face middle part of the annular groove are provided with a plurality of groups of arc-shaped grooves, and balls are arranged in the plurality of groups of arc-shaped grooves in a rolling manner, so that the resistance of the disc in the rotating process can be greatly reduced, and the shifting process of the transmission chain is easier.

In a preferred embodiment, the inner cavities of the two rod grooves are respectively provided with two guide bars which are axially symmetrically arranged about the vertical central axis of the rod groove, the outer peripheral surface of the lifting screw is provided with a guide groove matched with the guide bars at the position corresponding to the guide bars, and the guide bars are slidably connected with the guide grooves, so that the lifting screw can be ensured to move in the vertical direction along with the rotation of the disc.

The invention has the technical effects and advantages that:

1. when the tire needs to be disassembled, the vehicle body is jacked up by using the jack, the two side limiting plates are tightly attached to the outer ring surface of the tire, the clamping effect on the tire is improved, meanwhile, the nut on the inner side of the shell is sleeved outside the nut to be disassembled on the tire, and then the main gear is driven to rotate in the forward direction by starting the forward and reverse motors, so that the plurality of auxiliary gears can be driven to synchronously rotate in the reverse direction, the plurality of nuts can be simultaneously unscrewed, otherwise, the plurality of nuts can be simultaneously locked, and the disassembling efficiency is greatly improved;

2. the connecting rod is fixedly connected with one chain link on the transmission chain, the transmission chain can be driven to rotate by shifting the vertical rod along the guide sliding groove, so that the four circular discs are driven to synchronously rotate, the inner cavity of the rod groove is provided with two guide strips which are axially symmetrically arranged relative to the vertical central axis of the rod groove, and the outer peripheral surface of the lifting screw rod is provided with the guide groove matched with the guide strips at the position corresponding to the guide strips, so that the transmission chain drives the four circular discs to synchronously rotate, the lifting screw rod is limited to synchronously rotate along with the circular discs by the guide strips and the guide grooves which are matched with each other, the lifting screw rod is driven to downwards move by the rotation of the circular discs, the foot pads are tightly contacted with the ground, the base station is prevented from shifting in the tire dismounting process, and the tire changing operation is influenced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention in a non-use state.

Fig. 2 is a schematic view of the overall structure of the usage state of the present invention.

FIG. 3 is a side cross-sectional view of the housing of the present invention.

FIG. 4 is a top cross-sectional view of the housing of the present invention.

Fig. 5 is a schematic view of the cover plate structure of the present invention.

Fig. 6 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 7 is an enlarged view of a portion B of fig. 1 according to the present invention.

FIG. 8 is a sectional top view of the connection of the elevating screw and the rod groove of the present invention.

The reference signs are: 1 base station, 2 turnover type tire dismounting mechanism, 21 backing plate, 22 shell, 221 positive and negative motor, 222 handle, 223 main gear, 224 pinion, 225 side limiting plate, 226 supporting plate, 227 pull rod, 228 spring, 229 nut sleeve, 23 cover plate, 231U-shaped frame, 232 turnover plate, 233 bracket, 234 buckle groove, 24 jack, 25 top block, 26 caulking groove, 3 rollers, 4 notch, 5 rod groove, 6 annular groove, 7 disc, 8 transmission chain, 9 lifting screw, 10 ball, 11 foot pad, 12 limiting groove, 13 guide sliding groove, 14 sliding block, 15 vertical rod, 16 connecting rod, 17 guide bar and 18 guide groove.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The invention provides equipment for tire repair, which comprises a base station 1, wherein a turnover type tire removing mechanism 2 is arranged at the top of the base station 1, the turnover type tire removing mechanism 2 comprises a base plate 21 and a cover plate 23, the cover plate 23 is positioned at one side of the base plate 21, one end of the base plate 21 is fixedly connected with the top end surface of the base station 1 through a hinge, the cover plate 23 is fixedly connected with the corresponding position of the top end surface of the base station 1, the bottom end of one side, facing the cover plate 23, of the base plate 21 is connected with a U-shaped shell 22 in a sliding mode, the length of the shell 22 is smaller than that of a cavity formed between the base plate 21 and the cover plate 23, and a jack 24 is fixedly arranged at one end, far away from the shell 22, of the base plate 21 and the shell 22 on the same side;

the shell 22 comprises a positive and negative motor 221, the positive and negative motor 221 is fixedly installed on one side of the shell 22 far away from the jack 24, the end portion of an output shaft of the positive and negative motor 221 penetrates through the shell 22 at a corresponding position and is fixedly connected with a main gear 223, a plurality of auxiliary gears 224 meshed with the main gear 223 are uniformly distributed on the outer periphery of the main gear 223 in an annular shape, a rotating rod is sleeved at the central position of the auxiliary gears 224 in a penetrating manner and is fixedly connected with the rotating rod, one end of the rotating rod close to the shell 22 is movably connected with the inner side wall of the shell 22 through a bearing, and one end far away from the shell 22 is welded with a nut sleeve 229, a supporting plate 226 and two side limiting plates 225 axially symmetrically arranged around the vertical direction of the supporting plate 226 are arranged in the shell 22, and pull rods 227 are movably connected at the central positions of the opposite ends of the two side limiting plates 225 through a spherical universal joint, one end of the pull rod 227, which is far away from the side limiting plate 225, penetrates through the shell 22 at the corresponding position and is fixedly connected with the handle 222, a plurality of springs 228 are arranged between the side limiting plate 225 and the inner wall of the shell 22 at the corresponding position, and two ends of each spring 228 are respectively and fixedly connected with the side limiting plate 225 at the corresponding position and the inner wall of the shell 22;

the cover plate 23 comprises a horizontally arranged U-shaped frame 231, a bracket 233 is arranged at the inner edge of the top of the U-shaped frame 231, and the middle of the U-shaped frame 231 is movably connected with a turnover plate 232 through a hinge.

Further, a top block 25 is fixedly connected to the movable end of the jack 24, and the top block 25 is a rubber member.

Further, a caulking groove 26 is formed in the top end face of the base station 1 corresponding to the position of the positive and negative motor 221 of the shell 22 in the flat state, and an inner wall of one side of an inner cavity of the caulking groove 26, which is far away from the backing plate 21, is configured as an arc surface and is smoothly connected with the bottom end face of the inner cavity of the caulking groove 26.

Further, the opposite side of the two side limiting plates 225 and the top end surface of the supporting plate 226 are both configured as concave arc surfaces.

Further, the top of the turning plate 232 is provided with a concave fastening groove 234.

As shown in fig. 1 to 5, the embodiment specifically is: in the actual use process, the device is firstly communicated with an external power supply, when the tire dismounting operation is required, a user opens the turnover plate 232, turns and erects the base plate 21 together with the shell 22, so that the jack 24 is vertical to the top of the base station 1, then extends one end of the base station 1 with the jack 24 into the bottom of the vehicle body at the position of the tire to be dismounted, jacks up the vehicle body to a certain height by using the jack 24, simultaneously slides the shell 22 along the base plate 21 towards the jack 24, pulls the handles 222 on two sides of the shell 22 in opposite directions, enlarges the distance between the two side limiting plates 225, loosens the handles 222 after the tire is clamped, and under the restoring force of the spring 228, the two side limiting plates 225 are tightly attached to the outer ring surface of the tire, so that the clamping effect on the tire is improved, and the nut sleeve 229 on the inner side of the shell 22 is sleeved outside the nut to be dismounted on the tire, then, the forward and reverse motor 221 is started to drive the main gear 223 to rotate forward, since the central position of the pinion 224 engaged with the main gear 223 is sleeved with a rotating rod and fixedly connected with the rotating rod, and one end of the rotating rod close to the housing 22 is movably connected with the inner side wall of the housing 22 through a bearing, so that the pinion 224 can be driven to rotate reversely, thereby realizing simultaneous unscrewing of a plurality of nuts, greatly improving the efficiency of disassembly and assembly, on the contrary, after the device is used, the turnover plate 232 is opened, then the backing plate 21 and the housing 22 are turned over and laid flat together, and the turnover plate 232 is buckled in the bracket 233 at the top of the U-shaped frame 231, thereby realizing the reduction of the volume of the device, facilitating carrying and placement, simultaneously carrying out dustproof protection on the jack 24 and the forward and reverse motor 221, thereby improving the service life of the device, which specifically solves the problems of disassembling the prior art, the problem of low tire dismounting efficiency caused by the fact that a plurality of nuts need to be unscrewed one by one.

The bottom four corners of the base station 1 are fixedly provided with rollers 3, the bottom four corners of the base station 1 are positioned at the outer sides of the rollers 3 and are provided with lifting support mechanisms, each lifting support mechanism comprises four notches 4, the four notches 4 are respectively arranged at the bottom of the four corners of the outer peripheral surface of the base station 1, a disc 7 is arranged inside each notch 4, the center of each disc 7 is vertically penetrated and is in threaded sleeve connection with a lifting screw 9, the top and the bottom of the inner cavity of each notch 4, corresponding to the lifting screw 9, are respectively provided with a rod groove 5, the rod groove 5 at the bottom of each disc 7 penetrates through the base station 1 at the corresponding position, the top and the bottom of the inner cavity of the outer notches 4 of the two rod grooves 5 are respectively provided with an annular groove 6 concentrically arranged with the rod grooves 5, and the positions, corresponding to the annular grooves 6, of the top end surface and the bottom end surface of each disc 7 are provided with annular convex blocks matched with the annular grooves 6, the annular convex blocks are connected inside the annular grooves 6 at corresponding positions in a sliding manner, a plurality of gear teeth are uniformly distributed on the outer peripheral surface of each disc 7, a transmission chain 8 is arranged among the four discs 7 and is in transmission connection through the transmission chain 8, the middle part of the outer peripheral surface of the base station 1 between every two adjacent notches 4 is provided with a limiting groove 12 communicated with the notches 4, the transmission chain 8 is movably arranged inside the limiting groove 12, the bottom end of the lifting screw 9 is fixedly connected with a pad 11, the outer peripheral surface of the base station 1 positioned at one end far away from the pad 21 is provided with two guide sliding grooves 13 communicated with the two notches 4, the two guide sliding grooves 13 are respectively arranged at the outer edge positions of the top and the bottom of the inner cavity of the notch 4, the inside of the two guide sliding grooves 13 is respectively and slidably connected with a sliding block 14, a vertical rod 15 is fixedly arranged between the two sliding blocks 14, and two connecting rods 16 are fixedly arranged on one side of the vertical rod 15 facing the transmission chain 8, and one end of the connecting rod 16, which is far away from the vertical rod 15, is fixedly connected with the outer surface of one of the chain links of the transmission chain 8.

Further, a plurality of groups of arc-shaped grooves are formed in the side wall of the inner cavity of the annular groove 6 and in the middle of the end face of the annular groove, and balls 10 are arranged in the arc-shaped grooves in a rolling mode.

Further, the inner cavities of the two rod grooves 5 are provided with two guide bars 17 which are axially symmetrically arranged about the vertical central axis of the rod groove 5, the outer peripheral surface of the lifting screw 9 is provided with a guide groove 18 matched with the guide bars at the position corresponding to the guide bars 17, and the guide bars 17 are slidably connected with the guide groove 18.

As shown in fig. 1-2 and fig. 6-8, the embodiment specifically is: in the actual use process, after the device is moved to a specified position, the vertical rod 15 is buckled by a hand, because two ends of the vertical rod 15 are fixedly connected with the slide blocks 14, the slide blocks 14 are slidably connected inside the guide chutes 3 at corresponding positions, one side of the vertical rod 15 facing the transmission chain 8 is fixedly provided with two connecting rods 16, one end of each connecting rod 16 far away from the vertical rod 15 is fixedly connected with the outer surface of one chain link of the transmission chain 8, the transmission chain 8 can be driven to rotate in the process of shifting the vertical rod 15 along the guide chutes 13, because the bottom ends at the four corners of the outer peripheral surface of the base station 1 are provided with the notches 4, the disc 7 is arranged inside the notches 4, the central position of the disc 7 is vertically penetrated through and is sleeved with the lifting screw rod 9 by screw threads, the top and the bottom of an inner cavity of each notch 4 are provided with the rod grooves 5 at positions corresponding to the lifting screw rod 9, and the rod grooves 5 at the bottom ends of the disc 7 are penetrated through the base station 1 at corresponding positions, the outer peripheral surface of the disc 7 is uniformly distributed with a plurality of gear teeth, a transmission chain 8 is arranged among the four discs 7 and is in transmission connection with the transmission chain 8, meanwhile, the inner cavity of the rod groove 5 is provided with two guide strips 17 which are axially symmetrical about the vertical direction central axis of the rod groove 5, the outer peripheral surface of the lifting screw 9 is provided with a guide groove 18 matched with the guide strips at the position corresponding to the guide strips 17, so that the transmission chain 8 drives the four discs 7 to rotate in the same direction, the lifting screw 9 is limited to synchronously rotate along with the discs 7 by the guide strips 17 and the guide grooves 18 which are mutually matched, the lifting screw 9 is driven to move downwards by the rotation of the discs 7, the foot pads 11 are tightly contacted with the ground, the base station 1 is prevented from shifting in the tire dismounting process, the tire changing operation is influenced, in addition, the top and the bottom of the inner cavity of the outer side 4 of the two rod grooves 5 are provided with annular grooves 6 which are concentric with the rod groove 5, the top end face and the bottom end face of disc 7 correspond annular groove 6's position department be provided with annular groove 6 assorted annular lug, and annular lug sliding connection is inside the annular groove 6 that corresponds the position, can be used to restrict disc 7's rotation, and annular groove 6's inner chamber lateral wall and terminal surface middle part have all been seted up the multiunit arc wall, and the arc wall is inside all to roll and is equipped with ball 10, can the resistance that greatly reduced disc 7 received at the rotation in-process, make 8 the process of stirring of driving chain lighter, this embodiment can further solve above-mentioned equipment and remove, fixed inconvenient problem.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. An apparatus for tire repair, comprising a base (1), characterized in that: the tire dismounting device is characterized in that a turnover tire dismounting mechanism (2) is arranged at the top of the base station (1), the turnover tire dismounting mechanism (2) comprises a base plate (21) and a cover plate (23), the cover plate (23) is located on one side of the base plate (21), one end of the base plate (21) is fixedly connected with the top end face of the base station (1) through a hinge, the cover plate (23) is fixedly connected with the top end face of the base station (1) in a corresponding position, the base plate (21) is connected with a shell (22) which is arranged in a U shape in a sliding mode towards the bottom end of one side of the cover plate (23), the length of the shell (22) is smaller than that of a cavity formed between the base plate (21) and the cover plate (23), and a jack (24) is fixedly arranged at the same side of the base plate (21) and the shell (22) and at the end far away from the shell (22);

the shell (22) comprises a positive and negative motor (221), the positive and negative motor (221) is fixedly installed on one side, far away from the jack (24), of the shell (22), the end portion of an output shaft of the positive and negative motor (221) penetrates through the shell (22) at the corresponding position and is fixedly connected with a main gear (223), a plurality of auxiliary gears (224) meshed with the main gear (223) are uniformly distributed on the outer periphery of the main gear (223) in an annular shape, a rotating rod is sleeved at the central position of the auxiliary gear (224) in a penetrating mode and is fixedly connected with the rotating rod, one end, close to the shell (22), of the rotating rod is movably connected with the inner side wall of the shell (22) through a bearing and is welded with a nut sleeve (229) at one end far away from the shell (22), a supporting plate (226) and two side limiting plates (225) which are axially symmetrically arranged around the vertical central axis of the supporting plate (226) are arranged inside the shell (22), the central positions of the opposite ends of the two side limiting plates (225) are movably connected with a pull rod (227) through a ball universal joint, one end, far away from the side limiting plate (225), of the pull rod (227) penetrates through the shell (22) at the corresponding position and is fixedly connected with a handle (222), a plurality of springs (228) are arranged between the side limiting plate (225) and the inner wall of the shell (22) at the corresponding position, and the two ends of each spring (228) are fixedly connected with the side limiting plate (225) at the corresponding position and the inner wall of the shell (22) respectively;

the cover plate (23) comprises a horizontally arranged U-shaped frame (231), a bracket (233) is arranged at the position of the inner edge of the top of the U-shaped frame (231), and the middle part of the U-shaped frame (231) is movably connected with a turnover plate (232) through a hinge;

the bottom four corners position of base station (1) is located the outside that corresponds gyro wheel (3) and is provided with lift supporting mechanism, lift supporting mechanism is including four notch (4), and the bottom of base station (1) outer peripheral face four corners position department is seted up respectively in four notch (4), inside disc (7) that is provided with of notch (4), the central point of disc (7) puts vertical running through and the screw thread has cup jointed lifting screw (9), rod groove (5) have all been seted up to the position department that lifting screw (9) were corresponded to notch (4) inner chamber top and bottom, and rod groove (5) that are located disc (7) bottom run through base station (1) that corresponds the position, and annular groove (6) that are concentric setting with rod groove (5) are all seted up to outside notch (4) inner chamber top and the bottom that are located two rod groove (5), the position department that the top face and the bottom face of disc (7) correspond annular groove (6) is provided with annular groove (6) mutually The matched annular convex blocks are connected inside the annular grooves (6) at corresponding positions in a sliding manner, a plurality of gear teeth are uniformly distributed on the outer peripheral surface of each disc (7), a transmission chain (8) is arranged among the four discs (7) and is in transmission connection through the transmission chain (8), the middle part of the outer peripheral surface of the base station (1) between every two adjacent notches (4) is provided with a limit groove (12) communicated with the notches (4), the transmission chain (8) is movably arranged inside the limit groove (12), the bottom end of the lifting screw (9) is fixedly connected with a pad foot (11), the outer peripheral surface of the base station (1) at one end far away from the pad plate (21) is provided with two guide sliding grooves (13) communicated with the two notches (4), the two guide sliding grooves (13) are arranged at the top and the bottom outer edge positions of the inner cavity of the notches (4) respectively, the sliding blocks (14) are connected inside the two guide sliding grooves (13) in a sliding manner, a vertical rod (15) is fixedly arranged between the two sliding blocks (14), two connecting rods (16) are fixedly arranged on one side, facing the transmission chain (8), of the vertical rod (15), and one end, away from the vertical rod (15), of each connecting rod (16) is fixedly connected with the outer surface of one chain link of the transmission chain (8);

a plurality of groups of arc-shaped grooves are formed in the side wall of the inner cavity of the annular groove (6) and in the middle of the end face of the annular groove, and balls (10) are arranged in the arc-shaped grooves in a rolling manner; two the inner chamber in pole groove (5) all is provided with two vertical conducting bars (17) that are the axisymmetric setting to the central axis about pole groove (5), the guide slot (18) with conducting bar looks adaptation are seted up to the position department that the outer peripheral face of lifting screw (9) corresponds conducting bar (17), conducting bar (17) and guide slot (18) sliding connection.

2. An apparatus for tire repair according to claim 1, wherein: the movable end of the jack (24) is fixedly connected with a jacking block (25), and the jacking block (25) is a rubber component.

3. An apparatus for tire repair according to claim 1, wherein: the top end face of the base station (1) corresponds to the position of a positive and negative motor (221) of the shell (22) in a flat state, and a caulking groove (26) is formed in the position, away from the base plate (21), of the inner wall of one side of the inner cavity of the caulking groove (26) and is arranged to be an arc surface, and the inner cavity of the caulking groove (26) is connected with the bottom end face of the inner cavity of the caulking groove in a smooth mode.

4. An apparatus for tire repair according to claim 1, wherein: the opposite sides of the two side limiting plates (225) and the top end surface of the supporting plate (226) are both arranged to be concave arc surfaces.

5. An apparatus for tire repair according to claim 1, wherein: the top of the turning plate (232) is provided with an inwards concave buckle groove (234).

6. An apparatus for tire repair according to claim 1, wherein: and idler wheels (3) are fixedly arranged at four corners of the bottom of the base platform (1).