Tire dismounting auxiliary device

Abstract

The utility model provides a tire dismounting auxiliary device, and relates to the technical field of tire dismounting, the tire dismounting auxiliary device comprises a movable bottom supporting structure, two second supporting pipes are arranged on the bottom supporting structure, a mounting frame is fixedly connected between the two second supporting pipes, and a tire pressing hydraulic cylinder is mounted on the inner side of the mounting frame; a piston rod of the tire pressing hydraulic cylinder is connected with a tire pressing rod, tire supporting rods are fixedly installed on the front faces of the two second supporting pipes, and the two tire supporting rods are located below the tire pressing rod. Tyres can be clamped and fixed through the tire supporting rods, the tire pressing hydraulic cylinders and the tire pressing rods, the second supporting pipes, the tire supporting rods, the tire pressing hydraulic cylinders, the tire pressing rods and other components can be driven to move by moving the bottom supporting structure towards the outer side, and then the tires are stably moved out of hubs; and manual direct carrying is not needed, so that the labor intensity is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to tire dismounting technical field, specifically, relate to a tire dismounting auxiliary device. BACKGROUND

[0002] In the automobile repair industry, the dismounting of tires is one of the routine and frequent operations, in the prior art, the tire dismounting process comprises sequentially unscrewing the tire fixing screws using a tool, and then lifting the tire part of the vehicle to a proper height using a jack or other lifting equipment, so as to facilitate further operation.

[0003] After the tire is completely separated from the ground, the maintenance personnel need to manually unscrew the screws again and rely on manpower to move the heavy tire outwards from the hub, which not only consumes time and effort, but also increases the working burden and injury risk of the maintenance personnel, especially when dealing with large vehicles or heavy tires. Therefore, we improve it and propose a tire dismounting auxiliary device. SUMMARY

[0004] The utility model aims at: in view of the problem that the labor intensity is big and the risk is high when manpower moves the tire outwards from the hub.

[0005] In order to realize the above-mentioned invention purpose, the utility model provides a tire dismounting auxiliary device to improve the above-mentioned problem.

[0006] The application is as follows:

[0007] A tire dismounting auxiliary device, comprising a movable bottom support structure, two second support pipes are arranged on the bottom support structure, a mounting frame is fixedly connected between the two second support pipes, a tire pressing hydraulic cylinder is installed on the inner side of the mounting frame, a tire pressing rod is connected to the piston rod of the tire pressing hydraulic cylinder, a tire support rod is fixedly installed on the front surface of each of the two second support pipes, and the two tire support rods are located below the tire pressing rod.

[0008] As a preferred technical scheme of the application, a tire positioning roller is fixedly installed on the front surface of each of the two second support pipes, and the tire positioning roller is located between the tire support rod and the tire pressing rod.

[0009] As a preferred technical scheme of the application, a reinforcing rod is fixedly connected between the two second support pipes, and a limiting piece is connected to the reinforcing rod.

[0010] As a preferred technical scheme of the present application, the limiting piece comprises a lifting hydraulic cylinder mounted on the back of the reinforcing rod, a connecting frame is connected to the piston rod of the lifting hydraulic cylinder, a sleeve is fixedly mounted on the bottom of the connecting frame, a limiting plate is connected in the sleeve, and one end of the limiting plate extends to the front area of the second supporting pipe and is arranged in an upward bending manner.

[0011] As a preferred technical scheme of the present application, the top of the sleeve is provided with a translation hydraulic cylinder, and the piston rod of the translation hydraulic cylinder is connected with the limiting plate.

[0012] As a preferred technical scheme of the present application, the back surfaces of the two second supporting pipes are fixedly provided with handrails.

[0013] As a preferred technical scheme of the present application, the bottom supporting structure comprises a base frame, first supporting pipes are fixedly connected to the two sides of the top of the base frame, supporting rods are fixedly connected to the tops of the two first supporting pipes, and the outer surfaces of the two supporting rods are respectively inserted into the inner walls of the two second supporting pipes.

[0014] As a preferred technical scheme of the present application, the back surfaces of the first supporting pipe and the second supporting pipe are provided with lifting portions.

[0015] As a preferred technical scheme of the present application, the lifting portion comprises a height adjusting hydraulic cylinder mounted on the back of the second supporting pipe, and a connecting rod is mounted between the piston rod of the height adjusting hydraulic cylinder and the first supporting pipe.

[0016] As a preferred technical scheme of the present application, the top of each of the two sides of the base frame is arranged in an upward bending manner, and wheels are mounted on the bottom of the bending part of the base frame and the bottom of the connecting rod.

[0017] Compared with the prior art, the present application has the following beneficial effects:

[0018] In the scheme of the present application:

[0019] In order to solve the problems of high labor intensity and high risk in the prior art when manpower is used to move the tire outward from the hub, the tire supporting rod, the tire pressing hydraulic cylinder and the tire pressing rod are arranged to clamp and fix the tire, the bottom supporting structure is moved outward to drive the second supporting pipe, the tire supporting rod, the tire pressing hydraulic cylinder and the tire pressing rod to move, and then the tire is smoothly moved out of the hub, without manual moving, so that the labor intensity is greatly reduced, the direct contact between the maintenance personnel and the heavy object is reduced, the risk of injury caused by improper operation is reduced, and the safety is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 The structure schematic view of the tire dismounting auxiliary device provided by the present application is shown in the figure.

[0021] Figure 2 The rear view structure schematic diagram of the tire dismounting auxiliary device provided in the present application is shown in the figure;

[0022] Figure 3 The side view structure schematic diagram of the tire dismounting auxiliary device provided in the present application is shown in the figure;

[0023] Figure 4 The bottom view structure schematic diagram of the tire dismounting auxiliary device provided in the present application is shown in the figure.

[0024] Indicated in the figure:

[0025] 1, base frame; 101, first support pipe; 102, second support pipe; 103, mounting frame; 104, tire pressing hydraulic cylinder; 105, tire pressing rod; 106, tire positioning roller; 107, reinforcing rod; 108, height adjusting hydraulic cylinder; 109, connecting rod; 110, wheel; 111, handrail; 112, tire support rod;

[0026] 2, lifting hydraulic cylinder; 201, connecting frame; 202, sleeve pipe; 203, limiting plate; 204, translation hydraulic cylinder. DETAILED DESCRIPTION

[0027] In order to make the person skilled in the art better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the protection scope of the present application.

[0028] As described in the background, after the tire is completely separated from the ground, the maintenance personnel need to manually unscrew the screw again and rely on manpower to move the heavy tire outward from the hub. This process not only consumes time and effort, but also increases the working burden and injury risk of the maintenance personnel, especially when dealing with large vehicles or heavy tires.

[0029] In order to solve this technical problem, the present application provides a tire dismounting auxiliary device which is applied to the dismounting assistance of the tire.

[0030] Specifically, please refer to Figures 1-4 The tire dismounting auxiliary device specifically comprises:

[0031] The movable bottom support structure is provided with two second support pipes 102, the two second support pipes 102 are fixedly connected with a mounting frame 103, a tire pressing hydraulic cylinder 104 is mounted on the inner side of the mounting frame 103, a tire pressing rod 105 is connected to the piston rod of the tire pressing hydraulic cylinder 104, tire support rods 112 are fixedly installed on the front of the two second support pipes 102, and the two tire support rods 112 are located below the tire pressing rod 105.

[0032] The tire dismounting auxiliary device provided by the utility model can clamp and fix the tire through the tire support rods 112, the tire pressing hydraulic cylinder 104 and the tire pressing rod 105, the bottom support structure is moved to the outside, the second support pipes 102, the tire support rods 112, the tire pressing hydraulic cylinder 104 and the tire pressing rod 105 and other components are driven to move, the tire is then smoothly removed from the hub, manual direct moving is not needed, the labor intensity is greatly reduced, the direct contact between the maintenance personnel and the heavy object is reduced, the injury risk caused by improper operation is reduced, and the safety is improved.

[0033] In order for those skilled in the art to better understand the utility model scheme, the technical scheme in the utility model embodiment will be clearly and completely described below in combination with the drawings.

[0034] It should be noted that the embodiments in the utility model and the features and technical schemes in the embodiments can be combined with each other without conflict.

[0035] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0036] Embodiment 1, please refer to Figures 1-4The utility model provides a tire dismounting auxiliary device, including movable bottom support structure, be provided with two second support tubes 102 on bottom support structure, two second support tubes 102 between fixedly connected with mounting bracket 103, mounting bracket 103 inboard is installed with tire compression hydraulic cylinder 104, tire compression hydraulic cylinder 104's piston rod is connected with tire compression lever 105, two second support tubes 102's front side is fixedly installed with tire support lever 112, and two tire support levers 112 are located tire compression lever 105 below, the utility model discloses a tire support lever 112, tire compression hydraulic cylinder 104 and tire compression lever 105 can be clamped fixed to tire through the setting, and the bottom support structure can be moved to the outside, and second support tube 102, tire support lever 112, tire compression hydraulic cylinder 104 and tire compression lever 105 etc. Component moves, and then tire is removed from the hub stably, does not need manual direct to move, greatly reduces the labor intensity, reduces the direct contact of maintenance personnel and heavy, reduces the injury risk caused by improper operation, improves security.

[0037] Further, as shown in Figures 1-4 The front side of the two second support tubes 102 is fixedly installed with a tire positioning roller 106, and the tire positioning roller 106 is located between the tire support lever 112 and the tire compression lever 105. The tire positioning roller 106 can assist in limiting the front side of the UI tire.

[0038] In embodiment 2, the tire dismounting auxiliary device provided in embodiment 1 is further optimized. Specifically, a reinforcing rod 107 is fixedly connected between the two second support tubes 102. The reinforcing rod 107 is connected with a limiting piece. The reinforcing rod 107 can reinforce the two second support tubes 102.

[0039] Further, as shown in Figures 1-3 The limiting piece includes a lifting hydraulic cylinder 2 installed on the back of the reinforcing rod 107. The piston rod of the lifting hydraulic cylinder 2 is connected with a connecting frame 201. The bottom of the connecting frame 201 is fixedly installed with a sleeve 202. The sleeve 202 is connected with a limiting plate 203. One end of the limiting plate 203 extends to the front side area of the second support tube 102 and is bent upward. The lifting hydraulic cylinder 2 can drive the limiting plate 203 to lift through the connecting frame 201 and the sleeve 202. The bent end of the limiting plate 203 can hook the tire to improve the fixing effect of the tire.

[0040] Further, as shown in Figure 2 The top of the sleeve 202 is installed with a translation hydraulic cylinder 204. The piston rod of the translation hydraulic cylinder 204 is connected with the limiting plate 203. The translation hydraulic cylinder 204 can drive the limiting plate 203 to move horizontally to adapt to tires of different widths.

[0041] Further, as shown in Figure 2As shown, the back of the two second support pipes 102 is fixedly installed with a handrail 111, and the handrail 111 is arranged to facilitate the overall movement.

[0042] Embodiment 3, the tire dismounting auxiliary device provided in embodiment 1 or 2 is further optimized, in particular, as Figure 2 As shown, the bottom support structure includes a bottom frame 1, and the two sides of the top of the bottom frame 1 are fixedly connected with first support pipes 101, and the top of the two first support pipes 101 is fixedly connected with support rods, and the outer surfaces of the two support rods are respectively inserted with the inner walls of the two second support pipes 102, and the bottom frame 1 and the first support pipe 101 and the like can support the second support pipe 102.

[0043] Further, the first support pipe 101 and the back of the second support pipe 102 are provided with a lifting part, and the lifting part can drive the second support pipe 102 to lift, so that the tire support rod 112 and the tire pressing rod 105 are aligned with the tire position.

[0044] Further, as shown in Figure 2 The lifting part includes a height adjusting hydraulic cylinder 108 installed on the back of the second support pipe 102, and a connecting rod 109 is installed between the piston rod of the height adjusting hydraulic cylinder 108 and the first support pipe 101, and the height adjusting hydraulic cylinder 108 can drive the second support pipe 102 to lift, so as to realize the height adjustment of the second support pipe 102.

[0045] Further, as shown in Figure 2 As shown, the top of the two sides of the bottom frame 1 is arranged to be upwardly bent, and the bottom of the bent part of the bottom frame 1 and the bottom of the connecting rod 109 are installed with wheels 110, and the wheels 110 are arranged to facilitate the movement of the whole, and the distance between the bottom frame 1 and the bottom surface is reduced, so that even if the bottom frame 1 is inclined forward and backward during use, it is not easy to fall.

[0046] The use process of the tire dismounting auxiliary device provided by the utility model is as follows:

[0047] For the convenience of understanding, A is used to represent the tire in the application, and is marked in the figure, the handrail 111 is pushed to move to the tire, the second support pipe 102 is driven to lift by the height adjusting hydraulic cylinder 108, the position of the tire support rod 112 is adjusted, so that the tire support rod 112 is slightly lower than the side of the bottom of the tire, the tire support rod 112 is inserted below the tire, and the tire pressing rod 105 is located above the tire, the pushing is stopped when the tire positioning roller 106 is in contact with the tire, the second support pipe 102 is lifted by the height adjusting hydraulic cylinder 108, so that the tire support rod 112 is in contact with the bottom of the tire, the tire pressing hydraulic cylinder 104 drives the tire pressing rod 105 to descend and press the top of the tire, the lifting hydraulic cylinder 2 drives the limiting plate 203 to lift through the connecting frame 201 and the sleeve pipe 202, the limiting plate 203 is driven to move by the translation hydraulic cylinder 204, so that the limiting plate 203 limits the bottom of the tire, the handrail 111 is pulled outward to move the whole, and then the tire is disassembled.

[0048] In the present application, unless otherwise clearly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected or in communication with each other; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction relationship between two elements, unless otherwise clearly limited. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0049] Obviously, the above-described embodiments are only a part of the embodiments of the present application, not all the embodiments, and the preferred embodiments of the present application are given in the drawings, but do not limit the patent scope of the present application. The present application can be realized in many different forms, and conversely, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace some technical features. Any equivalent structure made by using the contents of the present application specification and drawings, directly or indirectly applied to other related technical fields, is also within the patent protection scope of the present application.

Claims

1. A tire removal auxiliary device, characterized in that: The invention comprises a movable bottom support structure, wherein two second support tubes (102) are provided on the bottom support structure, a mounting frame (103) is fixedly connected between the two second support tubes (102), a tire pressing hydraulic cylinder (104) is installed inside the mounting frame (103), a piston rod of the tire pressing hydraulic cylinder (104) is connected to a tire pressing rod (105), and a tire support rod (112) is fixedly installed on the front of the two second support tubes (102), and the two tire support rods (112) are located below the tire pressing rod (105); A tire positioning roller (106) is fixedly mounted on the front of each of the two second support tubes (102), and the tire positioning roller (106) is located between the tire support rod (112) and the tire pressing rod (105); A reinforcing rod (107) is fixedly connected between the two second support tubes (102), and a limiting member is connected to the reinforcing rod (107); The limiting member comprises a lifting hydraulic cylinder (2) mounted on the back of the reinforcing rod (107); the piston rod of the lifting hydraulic cylinder (2) is connected to a connecting frame (201); a sleeve (202) is fixedly mounted on the bottom of the connecting frame (201); a limiting plate (203) is inserted into the sleeve (202); one end of the limiting plate (203) extends to the front area of ​​the second support tube (102) and is bent upward; A translation hydraulic cylinder (204) is installed on the top of the sleeve (202), and a piston rod of the translation hydraulic cylinder (204) is connected to a limit plate (203).

2. A tire removal assisting device according to claim 1, characterized in that: A handrail (111) is fixedly installed between the back surfaces of the two second support tubes (102).

3. A tire removal assisting device according to claim 1, characterized in that: The bottom support structure comprises a base frame (1), first support tubes (101) are fixedly connected to both sides of the top of the base frame (1), support rods are fixedly connected to the tops of the two first support tubes (101), and the outer surfaces of the two support rods are respectively plugged into the inner walls of the two second support tubes (102).

4. A tire removal assisting device according to claim 3, characterized in that: A lifting portion is provided between the back sides of the first support tube (101) and the second support tube (102).

5. A tire removal assisting device according to claim 4, characterized in that: The lifting unit comprises a height-adjusting hydraulic cylinder (108) mounted on the back of the second support tube (102), and a connecting rod (109) is mounted between the piston rod of the height-adjusting hydraulic cylinder (108) and the first support tube (101).

6. A tire removal assisting device according to claim 4, characterized in that: The tops of both sides of the base frame (1) are bent upward, and wheels (110) are installed at the bottom of the bent portion of the base frame (1) and the bottom of the connecting rod (109).

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