CN211943401U - Push-pull vehicle for dismounting large vehicle tyre - Google Patents

Abstract

A push-pull cart for mounting and dismounting tyres of large-scale vehicles is composed of two vertical supporting posts, two connecting plates for connecting the upper and lower parts of said two vertical supporting posts together, two rear wheel carriers respectively installed at left side of lower part of said two vertical supporting posts, two rear rollers respectively installed under said two rear wheel carriers, a front roller installed under the right side of flat plate, a hydraulic unit installed on the connecting plate for connecting lower parts of said two vertical supporting posts, a lifting frame installed between said two vertical supporting posts and a guide track of said lifting frame, a hydraulic unit for supporting said lifting frame, a nut installed at right middle position of said lifting frame, a sleeve ring installed at upper middle position of said lifting frame, a lower sleeve ring installed at lower middle position of said lifting frame, and a middle hole of said sleeve ring able to be sleeved on tyre bolt of vehicle, the middle hole of the lower ferrule can be sleeved on a tire bolt of a vehicle to be repaired.

Description

Push-pull vehicle for dismounting large vehicle tyre

Technical Field

The utility model discloses an oil field oversize vehicle overhauls device is the equipment of overhauing field oversize vehicle tire, is an oversize vehicle tire dismouting push-and-pull car.

Background

Exploration and development of oil fields require heavy and large vehicles. Due to the complex road environment, these heavy and large vehicles are often operated in muddy water. Wheel bearings and oil seals are damaged, and accidents such as brake shoe clamping stagnation and brake failure occur frequently. In order to ensure the integrity of the vehicle and avoid accidents, the vehicle needs to maintain the tire frequently, the tire, the hub and the brake drum need to be detached from the axle, and then the vehicle is mounted on the axle after being maintained. For many years, the methods of repair of these heavy vehicle tires have been: the axle is jacked up to make the wheel leave the ground, then the spindle head screw cap is disassembled, the outer bearing is taken down, the tire, the wheel hub and the brake drum are disassembled, and the wheel hub, the brake drum and the wheel hub are repaired and then returned to the axle. The weight of the tire, the wheel hub and the brake drum is 150 kg, the bearing is rusted seriously, the unloading is difficult, 2-3 people are required to be skillfully matched, the tire, the wheel hub and the brake drum can be disassembled only by kicking down or hammering with a hammer when the tire, the wheel hub and the brake drum are drilled under the vehicle, the axle head is required to be manually lifted after the disassembly, and the tire, the wheel hub and the brake drum can be assembled in place only by skillfully matching 2-3 people when the tire, the wheel hub and the brake drum are assembled after the overhaul is. The operation is completely completed manually, the labor intensity of operators is high, the maintenance efficiency is low, and because the objects are large in size and heavy in weight and are manually completed, the hand squeezing, foot smashing and head bumping events are easy to happen, and great potential safety hazards exist.

Disclosure of Invention

The utility model aims at providing an oversize vehicle tire dismouting push-and-pull car can convenient, swift dismantle, install the heavy oversize vehicle's in oil field tire, overcomes the problem that the aforesaid exists, alleviates workman intensity of labour, improves work efficiency, avoids the incident to take place.

The purpose of the utility model is realized like this: comprises a lifting frame, upright posts, a hydraulic device, an upper ferrule, a nut, a screw rod, a lower ferrule, a rear roller, a rear wheel frame, a flat plate and a front roller, wherein the upright posts are two, the two upright posts are erected in parallel, the upper parts and the lower parts of the two upright posts are connected into a whole by a connecting plate, the left sides of the lower parts of the two upright posts are respectively provided with the rear wheel frame, the two rear roller frames are respectively provided with the rear roller, the two rear rollers are symmetrically arranged, the left side of the flat plate is connected with the right sides of the lower parts of the two upright posts, the right sides of the flat plate are provided with the front rollers, the two front rollers are symmetrically arranged below the flat plate, the connecting line of the lower vertexes of the front rollers and the rear rollers is parallel to the flat plate, the hydraulic device is arranged on the connecting plate which is connected with the lower parts of the two upright posts, the lifting frame is arranged, the hydraulic device supports the lifting frame, the hydraulic device is started to enable the lifting frame to lift, a nut is installed in the middle of the right side of the lifting frame, external threads of a screw rod are screwed with internal threads of the nut, an upper ferrule is installed in the middle of the upper side of the lifting frame, a lower ferrule is installed in the middle of the lower side of the lifting frame, the upper ferrule and the lower ferrule are symmetrically arranged, the center distance of the upper ferrule and the lower ferrule is equal to the center distance of diagonal bolts of a repaired tire, middle holes of the upper ferrule can be sleeved on tire bolts of the repaired vehicle, and middle holes of the lower ferrule can be sleeved on tire bolts of the repaired vehicle.

The utility model has the advantages that: the utility model is pushed to the side of the tyre, the tyre fixing nut is unloaded, the positions of the upper ferrule and the lower ferrule are adjusted up and down, the upper ferrule and the lower ferrule are sleeved on two tyre bolts at opposite angles, the unloaded nut is screwed on the bolts sleeved by the upper ferrule and the lower ferrule, the disassembled tyre is connected with the lifting frame into a whole, the screw rod is rotated, the front end of the screw rod props against the axle, the screw rod is rotated continuously, the tyre and the wheel hub can be connected, brake drum is dismantled from the axletree, and the reuse after tire, wheel hub, the brake drum that will dismantle overhaul the utility model discloses push away to axletree department installation, the utility model discloses can make things convenient for, swift dismantle, install heavy oversize vehicle's in oil field tire, alleviate workman's intensity of labour, improve work efficiency greatly, can avoid the incident to take place, have apparent economic benefits and social.

Drawings

Fig. 1 is an assembly view of an embodiment of the present invention.

Detailed Description

The following describes an embodiment of the present invention with reference to fig. 1.

As shown in the attached figure 1, the embodiment of the utility model comprises a lifting frame 1, a vertical support column 2, a hydraulic device 3, an upper ferrule 4, a nut 5, a screw rod 6, a lower ferrule 7, a rear roller 8, a rear wheel carrier 9, a flat plate 10 and a front roller 11, wherein the vertical support column 2 is divided into two parts, the two vertical support columns 2 are erected in parallel, the upper parts and the lower parts of the two vertical support columns 2 are connected into a whole by a connecting plate, the left sides of the lower parts of the two vertical support columns 2 are respectively provided with the rear wheel carrier 9, the two rear roller carriers 9 are respectively provided with the rear roller 8, the two rear rollers 8 are symmetrically arranged, the left side of the flat plate 10 is connected to the right side of the lower parts of the two vertical support columns 2, the right part of the flat plate 10 is provided with the front roller 11, the front roller 11 is symmetrically arranged below the flat plate 10, the connecting line of the lower vertexes of the front roller 11 and the rear roller 8, the lifting frame 1 is arranged between two vertical support columns 2, the two vertical support columns 2 are guide rails of the lifting frame 1, the lifting frame 1 cannot be separated from the vertical support columns 2 when the two vertical support columns 2 rise and fall, the lifting frame 1 is supported by a hydraulic device 3, the lifting frame 1 can be lifted by starting the hydraulic device 3, a nut 5 is arranged at the right middle position of the lifting frame 1, external threads of a screw rod 6 are screwed with internal threads of the nut 5, an upper ferrule 4 is arranged at the upper middle position of the lifting frame 1, a lower ferrule 7 is arranged at the lower middle position of the lifting frame 1, the upper ferrule 4 and the lower ferrule 7 are symmetrically arranged, the center distance of the upper ferrule 4 and the lower ferrule 7 is equal to the center distance of diagonal bolts of a repaired tire, a middle hole of the upper ferrule 4 can be sleeved on a tire bolt of the repaired vehicle, and a middle hole of the lower ferrule 7 can be sleeved on the.

During the use, will the utility model discloses promote to the heavy vehicle tire side, lift tire fixation nut off, lift adjustment upper collar 4, the position of lower lasso 7, make upper collar 4, lower lasso 7 suit on two tire bolts that are in the diagonal angle, will lift off the nut again and twist soon by upper collar 4, on the bolt that lower lasso 7 suited, make the tire of being dismantled and crane 1 link into an integrated entity, rotatory screw rod 6, make the front end of screw rod 6 withstand the axletree, continue rotatory screw rod 6, just can dismantle tire, wheel hub, brake drum from the axletree, the tire that will dismantle down, wheel hub, reuse after the brake drum overhauls the utility model discloses push away to axletree department installation.

The utility model discloses set up two lassos (upper ferrule 4, lower ferrule 5), for more stable, can set up four lassos, two lassos in addition set up in the horizontal direction, and four lassos are rectangle or square distribution, and the center of four lassos corresponds the center of four bolts on the tire respectively.

Claims (1)

1. A push-pull vehicle for dismounting tires of a large vehicle comprises a lifting frame (1), vertical supporting columns (2), a hydraulic device (3), an upper ferrule (4), nuts (5), a screw rod (6), a lower ferrule (7), rear rollers (8), rear wheel carriers (9), a flat plate (10) and front rollers (11), wherein the vertical supporting columns (2) are divided into two parts, the two vertical supporting columns (2) are erected in parallel, the upper parts and the lower parts of the two vertical supporting columns (2) are connected into a whole by connecting plates, the left sides of the lower parts of the two vertical supporting columns (2) are respectively provided with one rear wheel carrier (9), the two rear rollers (8) are respectively arranged below the two rear wheel carriers (9), the two rear rollers (8) are symmetrically arranged, the left side of the flat plate (10) is connected to the right sides of the lower parts of the two vertical supporting columns (2), the right part of the flat plate (10) is provided with the front rollers (11), the front rollers (11) are, the connecting line of the lower top points of the front roller (11) and the rear roller (8) is parallel to the flat plate (10), the hydraulic device (3) is arranged on a connecting plate which is connected with the lower parts of the two upright posts (2), the lifting frame (1) is arranged between the two upright posts (2), the two upright posts (2) are guide rails of the lifting frame (1), the lifting frame (1) can not be separated from the upright posts (2) when the two upright posts (2) rise and fall, the lifting frame (1) is supported by the hydraulic device (3), the lifting frame (1) can be lifted by starting the hydraulic device (3), the nut (5) is arranged at the right middle position of the lifting frame (1), the external thread of the screw rod (6) is screwed with the internal thread of the nut (5), the upper ferrule (4) is arranged at the upper middle position of the lifting frame (1), the lower ferrule (7) is arranged at the lower middle position of the lifting frame (1), the upper ferrule, the center distance of the upper ferrule (4) and the lower ferrule (7) is equal to the center distance of diagonal bolts of the disassembled tire, the middle hole of the upper ferrule (4) can be sleeved on the tire bolt of the repaired vehicle, and the middle hole of the lower ferrule (7) can be sleeved on the tire bolt of the repaired vehicle.

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