CN217832584U

CN217832584U - Mechanical pin puller for hydraulic support

Info

Publication number: CN217832584U
Application number: CN202221090216.8U
Authority: CN
Inventors: 薛小勇; 陈如意; 王杰; 崔浩; 卜涛
Original assignee: Shaanxi Chenghe Bailiang Xusheng Coal Co ltd
Current assignee: Shaanxi Chenghe Bailiang Xusheng Coal Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-11-18
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a mechanical type pin puller for hydraulic support, including the regulating box, the bottom fixedly connected with motor of regulating box inner chamber, the equal fixedly connected with threaded rod of output of motor both sides, the surface cover of threaded rod is equipped with the thread bush, the bottom fixedly connected with connecting rod of thread bush, the bottom of connecting rod runs through to the bottom of regulating box, the equal fixedly connected with stopper in bottom of the opposite one side of two connecting rods, the top fixedly connected with box of regulating box, the left top of box inner chamber and the equal fixedly connected with cylinder in bottom. The utility model discloses a set up regulating box, motor, threaded rod, thread bush, connecting rod, stopper, box, cylinder, backup pad, pin puller body, install bin, bolt, pull out the round pin head, install piece and recess, solved the problem of mechanical type pin puller poor stability for hydraulic support, this mechanical type pin puller for hydraulic support possesses the good advantage of stability.

Description

Mechanical pin puller for hydraulic support

Technical Field

The utility model relates to a hydraulic support technical field specifically is a mechanical type pin puller for hydraulic support.

Background

The hydraulic support is a structure used for controlling mine pressure of a coal face, mine pressure of the coal face acts on the hydraulic support in an external load mode, in a mechanical system of interaction of the hydraulic support and surrounding rock of the coal face, if the resultant force of all supporting pieces of the hydraulic support and the resultant force of the external load of a top plate acting on the hydraulic support are exactly the same straight line, the hydraulic support is quite suitable for the surrounding rock of the coal face, at present, a mechanical pin puller is needed after the hydraulic support is used, the existing mechanical pin puller is poor in stability, so that deviation occurs in the using process, potential safety hazards are caused to workers, and most of the mechanical pin pullers need to spend a large amount of time to replace pin pullers, and the use of people is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic support pulls out round pin ware with mechanical type possesses the good advantage of stability, has solved the poor problem of hydraulic support pulls out round pin ware with mechanical type stability.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mechanical type pin puller for hydraulic support, includes the regulating box, the bottom fixedly connected with motor of regulating box inner chamber, the equal fixedly connected with threaded rod of output of motor both sides, the surface cover of threaded rod is equipped with the thread bush, the bottom fixedly connected with connecting rod of thread bush, the bottom of connecting rod runs through to the bottom of regulating box, the equal fixedly connected with stopper in bottom of the opposite one side of two connecting rods, the top fixedly connected with box of regulating box, the equal fixedly connected with cylinder in left top of box inner chamber and bottom, be provided with the backup pad between the top of box inner chamber and the bottom, the left top of backup pad and bottom all with the output fixed connection of cylinder, the right side fixedly connected with pin puller body of backup pad, the right side fixedly connected with install bin of pin puller body, the top and the bottom of install bin all are provided with the bolt, and the inner chamber to the install bin is all run through to one side that two bolts are relative, the right side of install bin is provided with the pin puller, the left side fixedly connected with installation piece of puller, the top and the bottom of installation piece all sets up flutedly, the inner chamber to the install bin runs through.

Preferably, the top fixedly connected with fixed block of regulating box inner chamber, the equal fixedly connected with slide bar in both sides of fixed block, the surperficial cover of slide bar is equipped with the sliding sleeve, the bottom and the thread bush fixed connection of sliding sleeve, the surface of slide bar just is located the opposite one side of two sliding sleeves and all overlaps and is equipped with the spring.

Preferably, the top and the bottom of the supporting plate are fixedly connected with sliding blocks, and sliding grooves matched with the sliding blocks for use are formed in the top and the bottom of the inner cavity of the box body.

Preferably, one side of the threaded rod, which is far away from the motor, is movably connected with the inner wall of the adjusting box through a bearing, and the bottom of the adjusting box is provided with an opening matched with the connecting rod for use.

Preferably, the surface of the bolt is movably connected with the joint of the installation box through threads, and two sides of the spring are fixedly connected with the sliding sleeve and the inner wall of the adjusting box respectively.

Preferably, pulleys are fixedly connected to two sides of the bottom of the adjusting box, and a box door is movably connected to the left side of the front surface of the box body through a hinge.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up regulating box, motor, threaded rod, thread bush, connecting rod, stopper, box, cylinder, backup pad, pin puller body, install bin, bolt, pull out the round pin head, install piece and recess, solved the problem of mechanical type pin puller poor stability for hydraulic support, this mechanical type pin puller for hydraulic support possesses the good advantage of stability.

2. The utility model discloses a set up the threaded rod, can adjust the position of use of stopper with thread bush and connecting rod cooperation, through setting up the stopper, can restrict the pulley and slide, through setting up the cylinder, can adjust the position of use of pulling out the round pin ware body, through setting up the bolt, can be convenient for dismantle fixedly to pulling out the round pin head with recess and installation piece cooperation, through setting up the sliding sleeve, can prevent that the thread bush from taking place to rotate, through setting up the pulley, can be convenient for push away the regulating box to the assigned position, through setting up the chamber door, can be convenient for maintain pulling out the round pin ware body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a partially enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. an adjusting box; 2. a motor; 3. a threaded rod; 4. a threaded sleeve; 5. a connecting rod; 6. a limiting block; 7. a box body; 8. a cylinder; 9. a support plate; 10. a pin puller body; 11. installing a box; 12. a bolt; 13. pulling out the pin head; 14. mounting a block; 15. a groove; 16. a fixed block; 17. a slide bar; 18. a sliding sleeve; 19. a spring; 20. a slider; 21. a chute; 22. a pulley.

Detailed Description

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a mechanical pin puller for a hydraulic bracket comprises an adjusting box 1, a motor 2 is fixedly connected to the bottom of an inner cavity of the adjusting box 1, output ends of two sides of the motor 2 are fixedly connected with a threaded rod 3, a threaded sleeve 4 is sleeved on the surface of the threaded rod 3, a connecting rod 5 is fixedly connected to the bottom of the threaded sleeve 4, the bottom of the connecting rod 5 penetrates through the bottom of the adjusting box 1, the bottoms of opposite sides of the two connecting rods 5 are fixedly connected with a limiting block 6, a box body 7 is fixedly connected to the top of the adjusting box 1, a cylinder 8 is fixedly connected to the top and the bottom of the left side of the inner cavity of the box body 7, a supporting plate 9 is arranged between the top and the bottom of the inner cavity of the box body 7, the top and the bottom of the left side of the supporting plate 9 are fixedly connected with the output end of the cylinder 8, a pin puller body 10 is fixedly connected to the right side of the supporting plate 9, and a mounting box 11 is fixedly connected to the right side of the pin puller body 10, the top and the bottom of the installation box 11 are both provided with bolts 12, one side of each of the two bolts 12 opposite to each other penetrates through the inner cavity of the installation box 11, the right side of the installation box 11 is provided with a pulling pin head 13, the left side of the pulling pin head 13 is fixedly connected with an installation block 14, the top and the bottom of the installation block 14 are both provided with grooves 15, the left side of the installation block 14 penetrates through the inner cavity of the installation box 11, the top of the inner cavity of the adjusting box 1 is fixedly connected with a fixed block 16, both sides of the fixed block 16 are both fixedly connected with sliding rods 17, the surface of each sliding rod 17 is sleeved with a sliding sleeve 18, the bottom of each sliding sleeve 18 is fixedly connected with a threaded sleeve 4, the surface of each sliding rod 17 and the side of the opposite to the two sliding sleeves 18 are both sleeved with a spring 19, the top and the bottom of the supporting plate 9 are both fixedly connected with a sliding block 20, and the top and the bottom of the inner cavity of the box body 7 are both provided with sliding grooves 21 matched with the sliding blocks 20, one side of the threaded rod 3, which is far away from the motor 2, is movably connected with the inner wall of the adjusting box 1 through a bearing, the bottom of the adjusting box 1 is provided with an opening matched with the connecting rod 5 for use, the joint of the surface of the bolt 12 and the installation box 11 is movably connected through threads, two sides of the spring 19 are respectively fixedly connected with the sliding sleeve 18 and the inner wall of the adjusting box 1, two sides of the bottom of the adjusting box 1 are respectively and fixedly connected with a pulley 22, the left side of the front surface of the box body 7 is movably connected with a box door through a hinge, the use position of the limiting block 6 can be adjusted through the arrangement of the threaded rod 3 in a way of being matched with the threaded sleeve 4 and the connecting rod 5, the sliding of the pulley 22 can be limited through the arrangement of the limiting block 6, the use position of the pin puller body 10 can be adjusted through the arrangement of the air cylinder 8, through the arrangement of the bolt 12, can be convenient for dismantle fixedly to pulling pin head 13 with recess 15 and installation piece 14 cooperation, through setting up sliding sleeve 18, can prevent that thread bush 4 from taking place to rotate, through setting up pulley 22, can be convenient for push away regulating box 1 to the assigned position, through setting up the chamber door, can be convenient for maintain pulling pin ware body 10, through setting up regulating box 1, motor 2, threaded rod 3, thread bush 4, connecting rod 5, stopper 6, box 7, cylinder 8, backup pad 9, pull pin ware body 10, install bin 11, bolt 12, pull pin head 13, installation piece 14 and recess 15, the problem of hydraulic support is with mechanical type pulling pin ware poor stability has been solved, this hydraulic support is with mechanical type pulling pin ware, possess the good advantage of stability.

During the use, move regulating box 1 to the assigned position through pulley 22, then open motor 2, motor 2 drives threaded rod 3 and rotates, threaded rod 3 drives thread bush 4 and removes, thread bush 4 drives sliding sleeve 18 and removes extrusion spring 19 in the surface of slide bar 17, spring 19 contracts, thread bush 4 drives stopper 6 and pulley 22 laminating with connecting rod 5 cooperation simultaneously, pulley 22 takes place the skew when using through threaded rod 3, thread bush 4, connecting rod 5 and stopper 6 cooperation can prevent to pull out pin ware body 10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanical type pin puller for hydraulic support, includes regulating box (1), its characterized in that: the bottom of the inner cavity of the adjusting box (1) is fixedly connected with a motor (2), output ends on two sides of the motor (2) are fixedly connected with a threaded rod (3), the surface of the threaded rod (3) is sleeved with a threaded sleeve (4), the bottom of the threaded sleeve (4) is fixedly connected with a connecting rod (5), the bottom of the connecting rod (5) penetrates through the bottom of the adjusting box (1), the bottom of one side of the two connecting rods (5) opposite to each other is fixedly connected with a limiting block (6), the top of the adjusting box (1) is fixedly connected with a box body (7), the left top and the bottom of the inner cavity of the box body (7) are fixedly connected with a cylinder (8), a supporting plate (9) is arranged between the top and the bottom of the inner cavity of the box body (7), the left top and the left bottom of the supporting plate (9) are fixedly connected with the output ends of the cylinder (8), the right side of the supporting plate (9) is fixedly connected with a pin puller body (10), the right side of the pin puller body (10) is fixedly connected with an installation box (11), the top and the bottom of the installation box (11) is provided with bolts (12), the left side of the installation box (11) opposite to each other side of the installation box (11), and the left side of the pin head (13) is provided with a pin (13), the top and the bottom of the mounting block (14) are both provided with grooves (15), and the left side of the mounting block (14) penetrates through the inner cavity of the mounting box (11).

2. The mechanical pin puller for the hydraulic support according to claim 1, wherein: top fixedly connected with fixed block (16) of regulating box (1) inner chamber, the equal fixedly connected with slide bar (17) in both sides of fixed block (16), the surface cover of slide bar (17) is equipped with sliding sleeve (18), the bottom and the thread bush (4) fixed connection of sliding sleeve (18), the surface of slide bar (17) just is located two opposite one sides of sliding sleeve (18) and all overlaps and is equipped with spring (19).

3. The mechanical pin puller for the hydraulic support according to claim 1, wherein: the top and the bottom of backup pad (9) all fixedly connected with slider (20), spout (21) that use with slider (20) cooperation are all seted up to the top and the bottom of box (7) inner chamber.

4. The mechanical pin puller for the hydraulic support according to claim 1, wherein: one side of the threaded rod (3) far away from the motor (2) is movably connected with the inner wall of the adjusting box (1) through a bearing, and the bottom of the adjusting box (1) is provided with an opening matched with the connecting rod (5) for use.

5. The mechanical pin puller for the hydraulic support according to claim 2, wherein: the surface of the bolt (12) is movably connected with the joint of the installation box (11) through threads, and two sides of the spring (19) are fixedly connected with the sliding sleeve (18) and the inner wall of the adjusting box (1) respectively.

6. The mechanical pin puller for the hydraulic support according to claim 1, wherein: pulleys (22) are fixedly connected to two sides of the bottom of the adjusting box (1), and a box door is movably connected to the left side of the front surface of the box body (7) through a hinge.