CN212667351U

CN212667351U - Liftable pulley moving tractor for coal mine

Info

Publication number: CN212667351U
Application number: CN202021388481.5U
Authority: CN
Inventors: 侯军
Original assignee: Inner Mongolia Beilian Power Energy Development Co Ltd
Current assignee: Inner Mongolia Beilian Power Energy Development Co Ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-09
Anticipated expiration: 2030-07-15

Abstract

The utility model provides a liftable formula pulley removes tractor for coal mine, including automobile body, elevating gear and mobile device, the automobile body passes through elevating gear with the mobile device is connected. The lifting device comprises a manual hydraulic pump and a hydraulic oil cylinder, the moving device comprises a fixed shaft and a roller, the utility model utilizes the manual hydraulic pump and the oil cylinder to lift the vehicle body, and the vehicle body freely runs on the track through the roller; the utility model discloses still set up stop device, stop device can block horizontal sleeper and prevent that the automobile body from falling back. The utility model can install the traction fixing device on the vehicle body, and after the vehicle body is lifted by utilizing the hydraulic oil cylinder and the manual hydraulic pump, the roller can flexibly move back and forth on the track so as to drive the vehicle body to move; in order to prevent the vehicle from sliding down and running, the vehicle body is provided with a limiting device, and the limiting device, namely a transverse iron sleeper of a track, is used for preventing the equipment train from automatically backing up and sliding down, so that the aim of safe and stable operation is fulfilled.

Description

Liftable pulley moving tractor for coal mine

Technical Field

The utility model relates to a mining equipment technical field especially relates to a liftable formula pulley removes tractor for coal mine.

Background

In the existing winch traction fixing device for the equipment train of the coal mine fully mechanized coal mining face, the structure of the winch traction fixing device is simple, but an inverted single support is heavy, the equipment train needs to be pulled once when the fully mechanized coal mining face advances for 80 meters, the traction fixing device can be carried and completed within 2 hours by 6 persons, the labor intensity of workers is high, and the danger coefficient is high. Moreover, each time the traction fixing device moves backwards, the single upright post needs to be completely decompressed and is carried manually, the single upright post is easy to tilt and bruise in the decompression process, and when the prop of the single upright post is pressed again, the single post needs to be pressed manually, and a certain risk coefficient also exists. If the trackless rubber-tyred vehicle is matched, the steel wire rope is used for dragging the fixing device to move forwards, the condition of breakage of the steel wire rope is easy to occur, and great potential safety hazards still exist.

Disclosure of Invention

The utility model discloses to prior art not enough, provide a liftable formula pulley removes tractor for coal mine to solve the problem that intensity of labour is big, danger coefficient is high among the background.

The utility model is realized by the following technical proposal, and provides a liftable pulley mobile tractor for coal mines, which comprises a tractor body, a lifting device and a mobile device;

the vehicle body is of an inverted U-shaped structure, and a supporting plate is fixed on the outer side of the bottom of the vehicle body;

the lifting device comprises a hydraulic oil cylinder and a manual hydraulic pump, the hydraulic oil cylinder is positioned in the vehicle body, a top piston end of the hydraulic oil cylinder is fixedly connected with the inner surface of a top plate of the vehicle body, the other end of the hydraulic oil cylinder is fixed on the moving device, the manual hydraulic pump is positioned above the vehicle body, and the manual hydraulic pump is connected with the hydraulic oil cylinder;

the moving device comprises a fixed shaft which is of a square structure, one end of the hydraulic oil cylinder is fixed on the fixed shaft, two ends of the fixed shaft are respectively fixed with a roller through bearings, and the rollers are located on the tracks.

Preferably, the fixed shaft is detachably connected with a limiting device.

Preferably, the limiting device comprises a limiting piece, a fixing rod and a limiting rod, the limiting piece is detachably fixed on the fixing shaft, a limiting hole is formed between the limiting piece and the fixing shaft, the fixing rod is located in the limiting hole, and the limiting rod is perpendicularly connected with the fixing rod.

Preferably, a fixed table is fixed in the vehicle body, a top piston end of the hydraulic oil cylinder is fixedly connected to the lower surface of the fixed table, a roller is rotatably arranged between the fixed table and a top plate of the vehicle body, and a limiting chain is wound on the roller.

Preferably, the front end and the rear end of the side plate of the vehicle body are respectively fixed with a limiting plate.

The embodiment of the utility model provides a technical scheme can contain following beneficial effect:

Former weight car is heavy, and the manual work is difficult to promote, can only stimulate with the help of the vehicle, the utility model discloses through inside transformation, install hydraulic pressure manual pump, gyro wheel additional, realized the purpose that the manpower passed the weight car, utilize the mobile device to remove the automobile body, simplified workman's operating is, no longer need the vehicle pulling, only need two people can promote, saved manpower and materials, and stop device set up to fixed weight and increased double insurance, simple structure is suitable for.

Drawings

For a clearer explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a first liftable pulley mobile tractor for coal mine provided by the embodiment of the utility model.

Fig. 2 is a schematic structural diagram of a second liftable pulley mobile tractor for coal mine provided by the embodiment of the utility model.

Fig. 3 is a schematic side structure view of a second liftable pulley mobile tractor for coal mine provided by the embodiment of the utility model.

Shown in the figure:

the device comprises a vehicle body 1, a lifting device 2, a hydraulic oil cylinder 21, a manual hydraulic pump 22, a moving device 3, a fixed shaft 31, a roller 32, a limiting device 4, a limiting piece 41, a fixed rod 42, a limiting rod 43, a track 5, a transverse iron sleeper 51, a fixed table 6, a roller 7, a limiting chain 8 and a limiting plate 9.

Detailed Description

In order to make the technical solutions in the present invention better understood, the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Referring to fig. 1, a schematic structural diagram of a liftable pulley mobile tractor for a coal mine according to an embodiment of the present invention is shown. As can be seen from fig. 1, the liftable pulley mobile tractor for the coal mine comprises a tractor body 1, a lifting device 2 and a mobile device 3;

the vehicle body 1 is of an inverted U-shaped structure, and a supporting plate 11 is fixed on the outer side of the bottom of the vehicle body 1;

the lifting device 2 comprises a hydraulic oil cylinder 21 and a manual hydraulic pump 22, the hydraulic oil cylinder 21 is positioned in the vehicle body 1, a top piston end of the hydraulic oil cylinder 21 is fixedly connected with the inner surface of a top plate of the vehicle body 1, the other end of the hydraulic oil cylinder 21 is fixed on the moving device 3, the manual hydraulic pump 22 is positioned above the vehicle body 1, and the manual hydraulic pump 22 is connected with the hydraulic oil cylinder 21;

the moving device 3 comprises a fixed shaft 31, the fixed shaft 31 is of a square structure, one end of the hydraulic oil cylinder 21 is fixed on the fixed shaft 31, two ends of the fixed shaft 31 are respectively fixed with a roller 32 through bearings, and the rollers 32 are positioned on the track 5.

In the embodiment of the present application, the fixing shaft 31 is a square structure, one end of the hydraulic cylinder 21 is fixed on the top surface of the fixing shaft 31, and the fixing shaft 31 is a square structure to prevent the hydraulic cylinder 21 from rotating, so that the unstable position of the hydraulic cylinder 21 is avoided. The two ends of the fixed shaft 31 can be arranged in a cylindrical structure, are connected with the roller 32 through a bearing, and the fixed shaft 31 is driven to move through the rotation of the roller 32, so that the lifting device 2 is driven to move, and the vehicle body 1 is driven to move.

Specifically, in the embodiment of the present application, the fixing shaft 31 is detachably connected to a limiting device 4. The limiting device 4 comprises a limiting piece 41, a fixing rod 42 and a limiting rod 43, the limiting piece 41 is detachably fixed on the fixing shaft 31, a limiting hole is formed between the limiting piece 41 and the fixing shaft 31, the fixing rod 42 is located in the limiting hole, and the limiting rod 43 is vertically connected with the fixing rod 42.

When the hydraulic lifting device is used specifically, the manual hydraulic pump 22 is operated to enable the piston of the hydraulic oil cylinder 21 to abut against the inner surface of the top plate of the vehicle body 1, the vehicle body 1 is lifted, the supporting plate 11 on the vehicle body 1 is separated from the ground, so that the single upright post fixed on the supporting plate 11 is lifted, the vehicle body 1 is pushed at the moment, the roller 32 rolls on the track 5 to drive the vehicle body 1 to move along the track 5, after the specific position is reached, the manual hydraulic pump 22 is operated to enable the piston of the hydraulic oil cylinder 21 to descend, so that the supporting plate 11 of the vehicle body 1 descends to the ground, the vehicle body 1 continues to work, the limiting rod 43 of the limiting device 4 can be clamped on the transverse iron sleeper 51 of the track 5 at the moment, the vehicle body 1 is prevented from slipping backwards, when the single upright post needs.

The utility model can install the traction fixing device on the vehicle body 1, and after the vehicle body 1 is lifted by the hydraulic oil cylinder 21 and the manual hydraulic pump 22, the roller can flexibly move back and forth on the track 5 to drive the vehicle body 1 to move; in order to prevent the vehicle from sliding down and running, the vehicle body is provided with a limiting device 4, and the limiting rod 43 is clamped on the transverse iron sleeper 51 of the track 5 by utilizing the limiting device 4 so as to prevent the equipment train from automatically backing up and sliding down and realize the purpose of safe and stable operation.

Referring to fig. 2, a schematic structural diagram of a second liftable pulley mobile tractor for coal mine according to an embodiment of the present invention is shown. As can be seen from fig. 2, in the liftable pulley mobile tractor for coal mines provided in this embodiment, on the basis of the above embodiment, a fixed table 6 is fixed in the tractor body 1, a top piston end of the hydraulic cylinder 21 is fixedly connected to a lower surface of the fixed table 6, a roller 7 is rotatably disposed between the fixed table 6 and a top plate of the tractor body 1, and a limiting chain 8 is wound on the roller 7.

In the embodiment of the application, the fixed platform 6 is fixed in the vehicle body 1, the hydraulic oil cylinder 21 is positioned between the fixed platform 6 and the fixed shaft 31, a certain distance is reserved between the fixed platform 6 and the top plate of the vehicle body 1, and a roller 7 is arranged between the fixed station 6 and the top plate of the vehicle body 1, a limit chain 8 is wound on the roller 7, the limit chain 8 can be a belt, a steel wire rope or a chain, and when the limit chain is arranged as a chain, the roller 7 can be provided with corresponding teeth, the other end of the limiting chain 8 can be wound on the output shaft of a fixed motor or wound and fixed on the roller at a certain position, the limiting chain 8 is arranged, under the premise that the limiting device 4 limits the vehicle body 1 to avoid backward slip, under the limiting of the limiting chain 8, the vehicle body 1 can be prevented from sliding towards the direction opposite to the limiting device 4, and the vehicle body 1 is fixed at a specific position to avoid sliding forwards or backwards.

Furthermore, in this application embodiment, both ends are fixed with limiting plate 9 respectively around the curb plate of automobile body 1, if the monomer stand is emptyd carelessly, can be used to stopping of monomer stand, prevent that the monomer stand emptys and directly pound to ground, improve the security.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention do not depart from the spirit of the present invention, and shall also belong to the protection scope of the claims of the present invention.

Claims

1. A lifting type pulley moving tractor for a coal mine is characterized by comprising a tractor body (1), a lifting device (2) and a moving device (3);

the vehicle body (1) is of an inverted U-shaped structure, and a supporting plate (11) is fixed on the outer side of the bottom of the vehicle body (1);

the lifting device (2) comprises a hydraulic oil cylinder (21) and a manual hydraulic pump (22), the hydraulic oil cylinder (21) is located in the vehicle body (1), a top piston end of the hydraulic oil cylinder (21) is fixedly connected with the inner surface of a top plate of the vehicle body (1), the other end of the hydraulic oil cylinder (21) is fixed on the moving device (3), the manual hydraulic pump (22) is located above the vehicle body (1), and the manual hydraulic pump (22) is connected with the hydraulic oil cylinder (21);

the moving device (3) comprises a fixed shaft (31), the fixed shaft (31) is of a square structure, one end of the hydraulic oil cylinder (21) is fixed on the fixed shaft (31), two ends of the fixed shaft (31) are respectively fixed with a roller (32) through bearings, and the rollers (32) are located on the track (5).

2. The liftable pulley mobile tractor for coal mines according to claim 1, wherein a limiting device (4) is detachably connected to the fixed shaft (31).

3. The liftable pulley mobile tractor for the coal mine according to claim 2, wherein the limiting device (4) comprises a limiting sheet (41), a fixing rod (42) and a limiting rod (43), the limiting sheet (41) is detachably fixed on the fixing shaft (31), a limiting hole is formed between the limiting sheet (41) and the fixing shaft (31), the fixing rod (42) is located in the limiting hole, and the limiting rod (43) is vertically connected with the fixing rod (42).

4. The liftable pulley mobile tractor for the coal mine according to any one of claims 1 to 3, wherein a fixed table (6) is fixed in the tractor body (1), a top piston end of the hydraulic oil cylinder (21) is fixedly connected to the lower surface of the fixed table (6), a roller (7) is rotatably arranged between the fixed table (6) and a top plate of the tractor body (1), and a limiting chain (8) is wound on the roller (7).

5. The liftable pulley mobile tractor for coal mines according to claim 4, wherein limiting plates (9) are fixed to the front and rear ends of the side plates of the body (1), respectively.