CN210460751U

CN210460751U - Large-dip-angle coal seam coal mining face scraper conveyor pushing and pulling device

Info

Publication number: CN210460751U
Application number: CN201921367117.8U
Authority: CN
Inventors: 郑超; 任义文; 顾默; 王曌
Original assignee: Datong Coal Mine Group Co Ltd
Current assignee: Datong Coal Mine Group Co Ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-05
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a big inclination coal seam coal face scraper conveyor shifts and carries and draws device, including scraper conveyor body and two supports, scraper conveyor body erects between two supports, and two support below are equipped with same base, and the base is close to left upper end and is equipped with the driving piece, is equipped with the cavity in the base, rotates on the inner wall of cavity left side and runs through and be equipped with the thrust piece, and the cavity top surface is equipped with the opening, and the thrust piece runs through the opening setting, fixedly connected with lifter on the thrust piece, support fixed connection is on the lifter. The utility model discloses a horizontal propelling movement is carried out to the lapse piece that the screw thread cup jointed on the servo motor drove the two-way threaded rod under the limiting displacement of spout and slider to drive the support and carry out horizontal propelling movement, simple structure and practicality drive two supports through the pneumatic cylinder and go up and down, thereby drive the scraper conveyor body and stabilize and draw, the support of the horizontal propelling movement of cooperation of being convenient for is in order to change the inclination of scraper conveyor body.

Description

Large-dip-angle coal seam coal mining face scraper conveyor pushing and pulling device

Technical Field

The utility model relates to the technical field of, especially, relate to a big inclination coal seam coal mining face scraper conveyor shifts and draws device.

Background

The scraper conveyor is used for conveying coal and materials and is also used as a running track of a coal mining machine in the current coal mining working face, the scraper conveyor can keep continuous running, production can be normally carried out, and the main structure and the components of various scraper conveyors basically comprise a machine head, a middle part, a machine tail part and the like.

The inclination angle of the coal face in the coal seam with a large inclination angle is very large, so the scraper conveyor is also arranged in an inclined manner, coal can slide and fall towards the lower machine head along the inclination angle, and therefore the machine head support of the scraper conveyor needs to be stably lifted for changing the inclination angle of the scraper conveyor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a large inclination angle coal seam coal mining surface scraper conveyor pushing and pulling device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a big inclination coal seam coal face scraper conveyor shifts and carries and draw device, includes scraper conveyor body and two supports, the scraper conveyor body erects between two supports, two the support below is equipped with same base, the base is close to left upper end and is equipped with the driving piece, be equipped with the cavity in the base, it runs through to be equipped with the thrust piece to rotate on the inner wall of cavity left side, the cavity top surface is equipped with the opening, the thrust piece runs through the opening setting, fixedly connected with lifter on the thrust piece, support fixed connection is on the lifter.

Preferably, the driving piece includes fixed connection and is close to the servo motor of left side upper end in the base, fixedly connected with connecting rod in servo motor's the drive shaft, coaxial fixedly connected with action wheel on the connecting rod, the action wheel is connected with the transmission of pushing piece.

Preferably, the pushing piece comprises a bidirectional threaded rod which is horizontally rotated and penetrates through the inner wall of the left side of the cavity, the right end of the bidirectional threaded rod is rotatably connected with the inner wall of the right side of the cavity, the bidirectional threaded rod is located at one end outside the cavity and is coaxially and fixedly connected with a driven wheel, the driving wheel is connected with the driven wheel through belt transmission, the bidirectional threaded rod is located at one end inside the cavity and is sleeved with two pushing blocks through threads, the lower end of each pushing block is connected with the bottom of the cavity in a sliding mode, the upper end of each pushing block penetrates through the opening in a penetrating mode, and the lifting piece is fixedly connected to the upper end of.

Preferably, the bottom of the cavity is provided with a sliding chute, the sliding chute is internally connected with two sliding blocks matched with the sliding chute in a sliding manner, and the upper ends of the two sliding blocks are fixedly connected with the lower ends of the two pushing blocks respectively.

Preferably, the lifting piece comprises fixed blocks fixedly connected to the upper ends of the two pushing blocks respectively, the upper ends of the two fixed blocks are provided with grooves, the bottoms of the grooves are fixedly connected with hydraulic cylinders, and the upper ends of piston rods of the two hydraulic cylinders are fixedly connected with the lower ends of the two supports respectively.

Preferably, the support is sleeved with a sealing gasket, and the lower end of the sealing gasket is fixedly connected with the upper end of the fixing block.

Compared with the prior art, the utility model, its beneficial effect does:

1. the pushing block which is connected with the bidirectional threaded rod in a threaded sleeve mode through the servo motor is driven to horizontally push under the limiting effect of the sliding groove and the sliding block, so that the support is driven to horizontally push, and the structure is simple and practical.

2. Two supports are driven by the hydraulic cylinder to lift, so that the scraper conveyor body is driven to be stably lifted, and the supports which are conveniently matched with horizontal pushing are used for changing the inclination angle of the scraper conveyor body.

Drawings

Fig. 1 is a perspective schematic view of a pushing and pulling device of a scraper conveyor for a coal mining surface of a large-dip angle coal seam provided by the utility model;

fig. 2 is a partially enlarged view of a portion a in fig. 1.

In the figure: the automatic conveying device comprises a scraper conveyor body 1, a support 2, a base 3, a driving part 4, a cavity 5, a pushing part 6, an opening 7, a lifting part 8, a servo motor 9, a connecting rod 10, a driving wheel 11, a bidirectional threaded rod 12, a driven wheel 13, a pushing block 14, a sliding chute 15, a sliding block 16, a fixed block 17, a groove 18, a hydraulic cylinder 19 and a sealing gasket 20.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a big inclination coal seam coal face scraper conveyor shifts and carries and draws device, including scraper conveyor body 1 and two supports 2, scraper conveyor body 1 erects between two supports 2, and two supports 2 below are equipped with same base 3, and base 3 is close to left upper end and is equipped with driving piece 4, and driving piece 4 includes that fixed connection is close to servo motor 9 of left side upper end in base 3, and servo motor 9's model is: MSME-152S1, fixedly connected with connecting rod 10 on the drive shaft of servo motor 9, coaxial fixedly connected with action wheel 11 on connecting rod 10, action wheel 11 is connected with the transmission of pushing element 6, and servo motor 9 is used for driving action wheel 11 on connecting rod 10 to rotate.

A cavity 5 is arranged in the base 3, a pushing piece 6 is arranged on the inner wall of the left side of the cavity 5 in a rotating and penetrating manner, an opening 7 is arranged on the top surface of the cavity 5, the pushing piece 6 is arranged by penetrating the opening 7, the pushing piece 6 comprises a bidirectional threaded rod 12 which horizontally rotates and penetrates through the inner wall of the left side of the cavity 5, the right end of the bidirectional threaded rod 12 is rotatably connected with the inner wall of the right side of the cavity 5, a driven wheel 13 is coaxially and fixedly connected with one end of the bidirectional threaded rod 12 which is positioned outside the cavity 5, a driving wheel 11 is connected with the driven wheel 13 through a belt transmission, the driving wheel 11 rotates to drive the driven wheel 13 connected with the belt transmission to rotate, so that the driven wheel 13 drives the bidirectional threaded rod 12 coaxially connected to rotate, two pushing blocks 14 are sleeved on one end of the bidirectional threaded rod 12 which is positioned in the, lifting member 8 fixed connection is in the upper end of advancing piece 14, is equipped with spout 15 on the bottom of cavity 5, and sliding connection has two blocks of sliders 16 of assorted with it in the spout 15, the upper end of two blocks of sliders 16 respectively with the lower extreme fixed connection of two blocks of advancing piece 14, slider 16 when removing in spout 15 for two blocks of advancing piece 14 remove about along with the rotation of two-way threaded rod 12, cooperate opening 7 restriction to advance the moving range of piece 14 simultaneously.

Pass fixedly connected with lifter 8 on 6, 2 fixed connection of support are on lifter 8, and lifter 8 includes fixed block 17 of difference fixed connection in two blocks of 14 upper ends of passing, and the upper end of two fixed blocks 17 is equipped with recess 18, equal fixedly connected with pneumatic cylinder 19 on the bottom of two recesses 18, and pneumatic cylinder 19's model is: HOB100 is 200, pneumatic cylinder 19 is used for driving support 2 to go up and down to after firmly lifting support 2, support 2 of cooperation horizontal propelling movement is in order to change scraper conveyor body 1's inclination, the upper end of two pneumatic cylinder 19 piston rods respectively with the lower extreme fixed connection of two supports 2, cup jointed sealed the pad 20 on the support 2, the lower extreme of sealed pad 20 and the upper end fixed connection of fixed block 17, sealed pad 20 can prevent in dust and the moisture entering recess 18.

When the utility model is used, the servo motor 9 is started to drive the driving wheel 11 on the connecting rod 10 to rotate, so that the driving wheel 11 drives the driven wheel 13 connected with the driving wheel through a belt to rotate, the driven wheel 13 drives the two-way threaded rod 12 connected with the same shaft to rotate, the two-way threaded rod 12 drives the two pushing blocks 14 sleeved by the threads to horizontally move under the limiting action of the sliding chute 15 and the sliding block 16, thereby leading the two pushing blocks 14 to respectively drive the two fixed blocks 17 and the two brackets 2 to carry out horizontal stable pushing, having simple and practical structure, starting the two hydraulic cylinders 19 in the grooves 18 on the fixed blocks 17 to lead the two hydraulic cylinders 19 to respectively drive the two brackets 2 to lift, thereby drive scraper conveyor body 1 and stabilize and carry and draw, be convenient for cooperate the support 2 of horizontal propelling movement in order to change the inclination of scraper conveyor body 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a big inclination coal seam coal face scraper conveyor shifts and carries and draw device, includes scraper conveyor body (1) and two supports (2), scraper conveyor body (1) erects between two supports (2), its characterized in that, two support (2) below is equipped with same base (3), base (3) are close to left upper end and are equipped with driving piece (4), be equipped with cavity (5) in base (3), it runs through to be equipped with on the inner wall of cavity (5) left side and passes through and be equipped with pusher (6), cavity (5) top surface is equipped with opening (7), pusher (6) run through opening (7) and set up, fixedly connected with lifter (8) on pusher (6), support (2) fixed connection is on lifter (8).

2. The pushing and lifting device of the scraper conveyor for the coal mining face with the large inclination angle of the claim 1 is characterized in that the driving part (4) comprises a servo motor (9) fixedly connected to the upper end of the base (3) near the left side, a connecting rod (10) is fixedly connected to a driving shaft of the servo motor (9), a driving wheel (11) is coaxially and fixedly connected to the connecting rod (10), and the driving wheel (11) is in transmission connection with the pushing part (6).

3. The pushing and lifting device of the scraper conveyor for the coal mining face of the high-inclination coal seam according to claim 2, it is characterized in that the pushing element (6) comprises a bidirectional threaded rod (12) which horizontally rotates and penetrates through the inner wall of the left side of the cavity (5), the right end of the bidirectional threaded rod (12) is rotationally connected with the right inner wall of the cavity (5), a driven wheel (13) is coaxially and fixedly connected at one end of the bidirectional threaded rod (12) which is positioned outside the cavity (5), the driving wheel (11) is in transmission connection with the driven wheel (13) through a belt, two pushing blocks (14) are sleeved on one end, located in the cavity (5), of the bidirectional threaded rod (12) in a threaded manner, the lower end of each pushing block (14) is connected with the bottom of the cavity (5) in a sliding manner, the upper end of each pushing block (14) penetrates through the opening (7) in a set manner, and the lifting piece (8) is fixedly connected to the upper end of each pushing block (14).

4. The pushing and lifting device of the scraper conveyor for the coal mining face with the large inclination angle of the claim 3 is characterized in that a sliding groove (15) is formed in the bottom of the chamber (5), two sliding blocks (16) matched with the sliding groove (15) are connected in the sliding groove (15) in a sliding mode, and the upper ends of the two sliding blocks (16) are fixedly connected with the lower ends of the two pushing blocks (14) respectively.

5. The pushing and lifting device of the scraper conveyor for the coal mining face with the large inclination angle of the claim 1 is characterized in that the lifting piece (8) comprises fixed blocks (17) fixedly connected to the upper ends of the two pushing blocks (14) respectively, the upper ends of the two fixed blocks (17) are provided with grooves (18), the bottoms of the two grooves (18) are fixedly connected with hydraulic cylinders (19), and the upper ends of piston rods of the two hydraulic cylinders (19) are fixedly connected with the lower ends of the two brackets (2) respectively.

6. The pushing and lifting device of the scraper conveyor for the coal mining face with the large inclination angle of claim 5 is characterized in that a sealing gasket (20) is sleeved on the support (2), and the lower end of the sealing gasket (20) is fixedly connected with the upper end of the fixing block (17).