CN221275159U

CN221275159U - Hydraulic support maintenance device

Info

Publication number: CN221275159U
Application number: CN202323286807.XU
Authority: CN
Inventors: 刘晓峰; 郭紫发; 张晓楠
Original assignee: Individual
Current assignee: Individual
Filing date: 2023-12-04
Publication date: 2024-07-05
Anticipated expiration: 2033-12-04

Abstract

The utility model relates to a support maintenance device, which belongs to the technical field of hydraulic support maintenance, in particular to a hydraulic support maintenance device, comprising a bottom plate, two pairs of support plates, a bearing assembly, a reinforcing assembly and a support assembly, wherein two pairs of support plates are fixedly arranged on two sides of the bottom plate; the utility model solves the problems that the working surface of the hydraulic support is higher and higher along with the continuous increase of the height of the mining surface, so that maintenance personnel is troublesome to maintain the hydraulic support, and the support plate of the device is required to be fixed on the top beam of the hydraulic support when the device is used although the disclosed maintenance device is searched for solving the height problem, so that the taking and placing maintenance device is complicated, and when the maintenance is carried out, the maintenance personnel is inconvenient to get off the device, and dangerous problems are easy to occur.

Description

Hydraulic support maintenance device

Technical Field

The utility model relates to the technical field of hydraulic support maintenance, in particular to a hydraulic support maintenance device.

Background

The hydraulic support is a structure for controlling the mine pressure of the coal face. The mining face ore pressure acts on a hydraulic support in an external load mode, and the hydraulic support consists of a hydraulic cylinder, a bearing structural member (a top beam, a shield beam, a base and the like), a pushing device, a control system and other auxiliary devices.

The Chinese patent with the publication number of CN214616602U discloses a hydraulic support maintenance device, which comprises a support piece, wherein the support piece is used for being fixed on a top beam of a hydraulic support; the supporting plate is arranged opposite to the supporting piece; the connecting piece is rotationally connected between the supporting plate and the supporting piece; the driving piece is used for being connected between the connecting piece and the top beam of the hydraulic support along the length direction, and the driving piece is arranged in a telescopic way along the length direction so as to control the supporting plate to transversely move relative to the top beam of the hydraulic support.

Combining prior art findings based on the above search;

Along with the continuous increase of the height of the mining surface, the working surface of the hydraulic support is also higher and higher, so that maintenance of the hydraulic support by maintenance personnel becomes troublesome, and although the problem of height is solved by searching the disclosed maintenance device, the support plate of the device is required to be fixed on the top beam of the hydraulic support at present when the device is used, so that the taking and placing of the maintenance device becomes complex, and when maintenance is performed, the maintenance worker is inconvenient when facing from the device, the device is required to be folded, the performance of maintenance operation is influenced when the device is folded, so that certain limitation exists.

Disclosure of utility model

In order to solve the technical problems, the utility model provides the hydraulic support maintenance device, which solves the problem that maintenance personnel are not convenient to maintain due to the fact that the height of a working surface is high, and meanwhile, the door ladder is additionally arranged, so that the operation safety of the maintenance personnel can be well protected during operation, and when the maintenance personnel needs to take things, the door ladder is selected to be vertical, so that the maintenance personnel can conveniently fall from a box body during operation.

The technical solution for realizing the purpose of the utility model is as follows: the hydraulic support maintenance device comprises a bottom plate, two pairs of support plates are fixedly arranged on two sides of the bottom plate, first hydraulic telescopic rods are fixedly arranged at the bottoms of the two pairs of support plates, a base plate is fixedly arranged at the bottom of the first hydraulic telescopic rods, push rods are fixedly connected to the tops of one pair of support plates, a plurality of second hydraulic telescopic rods are fixedly arranged on the surface of the bottom plate, X-shaped connecting rods are fixedly arranged at the tops of the plurality of second hydraulic telescopic rods together, and the hydraulic support maintenance device further comprises a bearing assembly, a reinforcing assembly and a supporting assembly;

The bearing assembly comprises a box body fixed at the top of the X-shaped connecting rod;

The reinforcing component comprises a sliding block which is slidably arranged on one opposite side of the bottom plate and the box body;

The support assembly includes a pair of sleeves rotatably mounted within the interior of the housing.

Preferably, a rotating shaft is fixedly arranged on the side wall of the box body, a door ladder is rotatably arranged on the rotating shaft, a reinforcing ring is rotatably arranged on the outer peripheral wall of one end, close to the door ladder, of the rotating shaft, and a plurality of grid notches are formed in the door ladder.

Preferably, the first cylinder and the second cylinder are fixedly arranged at the intersection of the door ladder and one end of the box body, the second cylinder is connected with a bolt through a spring, the bolt is in sliding fit with the first cylinder and the second cylinder, and a positioning column is fixedly arranged at the top of the door ladder, which is close to the same side as the rotating shaft.

Preferably, a chute matched with the motion track of the positioning column is arranged at the joint of the box body and the positioning column.

Preferably, the sliding block is rotatably connected with a cross connecting rod through a movable shaft, and a fixing bolt is arranged on the surface of the sliding block through threads.

Preferably, the inside threaded rod that is connected with of sleeve, the top fixed mounting of threaded rod has U-shaped cushion, telescopic periphery wall fixed mounting has the swivel becket.

Preferably, the outer peripheral wall of the threaded rod, which is close to the top, is fixedly provided with an L-shaped guide frame, the outer wall of the L-shaped guide frame is slidably provided with a fixing frame, and the fixing frame is fixedly arranged on the side wall of the box body.

Preferably, a plurality of universal wheels are fixedly arranged at the bottom of the bottom plate.

Compared with the prior art, the utility model, its apparent advantage is:

The method comprises the following steps: according to the utility model, the height is well adjusted through the hydraulic telescopic rod, when the maintenance device moves to the bottom of the corresponding hydraulic support, the first hydraulic telescopic rod is utilized to lift the device to a certain height, so that the universal wheels leave the ground, the stability of the device is ensured, after maintenance personnel enter the box body, the box body is lifted to a specified height through the second hydraulic telescopic rod, the maintenance personnel support the hydraulic support through the supporting component, the situation that the box body falls down in the maintenance process is prevented, so that danger is caused, in addition, the door ladder is notified, the door body is well fixed through the bolt in the work, the door body is rotated to a specified position when the maintenance personnel need to go down, the maintenance personnel can both go up and down the box body, the positioning column is matched with the clamping groove at the bottom of the box body, the stability of the door ladder is improved, and the safety of the maintenance personnel in the up-down process is ensured.

And two,: according to the utility model, after the box body is lifted to the designated position, the reinforcing components at two sides are lifted along with the movement of the box body, and after the box body reaches the designated position, the slide block is fixed by the fixing bolt, so that the device is prevented from sideslip, the device is unstable to support, in addition, the fixed reinforcing components can play a certain supporting role on the box body, and the stability and the safety of the operation process are improved.

The hydraulic support device solves the problems that the working face of the hydraulic support is higher and higher along with the continuous increase of the height of the mining face, so that maintenance personnel can repair the hydraulic support in a troublesome manner, and the support plate of the device is required to be fixed on the top beam of the hydraulic support when the hydraulic support device is used although the height problem is solved by searching the disclosed maintenance device, so that the taking and placing maintenance device becomes complex, and when in maintenance, the maintenance workers face the device, the maintenance workers are inconvenient to fold the device, the carrying out of maintenance operation can be influenced when the device is folded, and dangers are easy to occur.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic view of an overall first view structure provided in one embodiment of the present utility model;

FIG. 2 is a schematic view of the overall cut-away structure provided in one embodiment of the present utility model;

FIG. 3 is a schematic view of a portion of a reinforcement assembly provided in one embodiment of the present utility model;

FIG. 4 is a schematic view of a first partial structure of the present utility model in its entirety in section, provided in one embodiment;

Fig. 5 is a schematic view of a second partial structure of the present utility model in its entirety cut away, provided in an embodiment.

Reference numerals illustrate:

1. A bottom plate; 2. a support plate; 3. a first hydraulic telescopic rod; 4. a backing plate; 5. a second hydraulic telescopic rod; 6. a push rod; 7. a reinforcing ring; 8. a rotating shaft; 9. a case; 10. a cross connecting rod; 11. a sleeve; 12. a threaded rod; 13. a U-shaped cushion block; 14. an L-shaped guide frame; 15. a rotating ring; 16. a fixing frame; 17. a door ladder; 18. an X-shaped connecting rod; 19. a cylinder I; 20. a plug pin; 21. a fixing bolt; 22. a slide block; 23. positioning columns; 24. and a second cylinder.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a hydraulic support maintenance device through improvement, which comprises the following technical scheme:

As shown in fig. 1-5, a hydraulic support maintenance device comprises a bottom plate 1, two pairs of support plates 2 are fixedly arranged on two sides of the bottom plate 1, a first hydraulic telescopic rod 3 is fixedly arranged at the bottoms of the two pairs of support plates 2, a base plate 4 is fixedly arranged at the bottom of the first hydraulic telescopic rod 3, push rods 6 are fixedly connected to the tops of the two pairs of support plates 2, a plurality of second hydraulic telescopic rods 5 are fixedly arranged on the surface of the bottom plate 1, an X-shaped connecting rod 18 is fixedly arranged at the tops of the plurality of second hydraulic telescopic rods 5 together, and a bearing assembly, a reinforcing assembly and a supporting assembly are further included;

The bearing assembly comprises a box body 9 fixed on the top of the X-shaped connecting rod 18;

the reinforcing component comprises a sliding block 22 which is slidably arranged on the opposite side of the bottom plate 1 and the box body 9;

the support assembly comprises a pair of sleeves 11 rotatably mounted inside the casing 9.

As a further scheme of the utility model, the rotating shaft 8 is fixedly arranged on the side wall of the box body 9, the rotating shaft 8 is rotatably provided with the door ladder 17, the outer peripheral wall of one end, close to the door ladder 17, of the rotating shaft 8 is rotatably provided with the reinforcing ring 7, a plurality of grid notches are formed in the door ladder 17, the door ladder 17 can be rotated through the arrangement of the rotating shaft 8, the phenomenon that the door ladder 17 falls off in the rotating process can be avoided due to the arrangement of the reinforcing ring 7, and the plurality of grid notches are formed in a convenient way for maintenance personnel to go up and down.

Further, the first cylinder 19 and the second cylinder 24 are fixedly arranged at the intersection of the door ladder 17 and one end of the box body 9, the second cylinder 24 is connected with the bolt 20 through a spring, the bolt 20 is in sliding fit with the first cylinder 19 and the second cylinder 24, the top of the door ladder 17, which is close to the same side with the rotating shaft 8, is fixedly provided with the positioning column 23, and the door ladder 17 can be stably arranged on one side of the box body 9 during working through the arrangement of the bolt 20, so that the working safety is ensured.

Further, a chute matched with the motion track of the positioning column 23 is formed at the joint of the box body 9 and the positioning column 23, and the positioning column 23 is clamped with the chute through the arrangement of the chute, so that the stability of the door ladder 17 when closed is improved.

Further, the sliding block 22 is rotatably connected with the cross connecting rod 10 through a movable shaft, the surface of the sliding block 22 is provided with the fixing bolt 21 through threads, the sliding block 22 is rotatably connected with the cross connecting rod 10, so that the sliding block 22 can move along with the box body 9, and after the sliding block 22 moves to a designated height, the sliding block 22 is fixed at a designated position through the fixing bolt 21, so that a stabilizing effect is achieved, and meanwhile, a certain supporting effect is also achieved on the box body 9.

Further, the inside threaded rod 12 that has through threaded connection of sleeve 11, the top fixed mounting of threaded rod 12 has U-shaped cushion 13, and the periphery wall fixed mounting of sleeve 11 has rotation ring 15, through threaded connection, maintenance personal rotates rotation ring 15, can play the regulating action to U-shaped cushion 13, makes U-shaped cushion 13 can play the effect of interim support to the hydraulic support, and U-shaped cushion 13 adopts rubber material to make in addition, protection hydraulic support that can be fine.

Further, the outer peripheral wall of the threaded rod 12 close to the top is fixedly provided with an L-shaped guide frame 14, the outer wall of the L-shaped guide frame 14 is slidably provided with a fixing frame 16, the fixing frame 16 is fixedly arranged on the side wall of the box body 9, and the threaded rod 12 is limited through the arrangement of the L-shaped guide frame 14, so that maintenance personnel can adjust the supporting component.

Further, a plurality of universal wheels are fixedly arranged at the bottom of the bottom plate 1, and through the arrangement of the universal wheels, the movement of the maintenance device is more flexible, and the maintenance device can be conveniently and rapidly moved to a designated position.

The specific working method is as follows: after maintenance personnel move maintenance device to appointed position, highly regulation has been realized through hydraulic telescoping rod fine, utilize hydraulic telescoping rod one 3 to lift the device to certain height, make the universal wheel leave ground, thereby guarantee the stability of device, wait maintenance personnel get into box 9 after, rethread hydraulic telescoping rod two 5 lift box 9 to appointed height, maintenance personnel utilize supporting component to support hydraulic support, prevent to appear dropping in the maintenance process, thereby cause danger, in addition, through door ladder 17, fix door ladder 17 at the work through bolt 20, when maintenance personnel need go down, rotate door ladder 17 to appointed position, maintenance personnel both can upper and lower box 9, the reference column 23 cooperatees with the draw-in groove of box 9 bottom, the stability of door ladder 17 has been improved, guarantee the safety of maintenance personnel in upper and lower process, reinforcing components in addition rise together with box 9 motion, after reaching appointed position, thereby fix slider 22 through utilizing fixing bolt 21, prevent that it from appearing sideslip, result in the device to support unstably, reinforcing components after fixing also can improve certain supporting function and stability of operation process to box 9.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, and also comprises the technical scheme consisting of the technical characteristics and the equivalent substitution. The present utility model is not limited to the prior art.

Claims

1. The utility model provides a hydraulic support maintenance device, includes bottom plate (1), the both sides fixed mounting of bottom plate (1) has two pairs of backup pad (2), two pairs the equal fixed mounting in bottom of backup pad (2) has hydraulic telescoping rod one (3), the bottom fixed mounting of hydraulic telescoping rod one (3) has backing plate (4), a pair of wherein backup pad (2) top fixedly connected with push rod (6), its characterized in that: the surface of the bottom plate (1) is fixedly provided with a plurality of second hydraulic telescopic rods (5), and the tops of the plurality of second hydraulic telescopic rods (5) are fixedly provided with X-shaped connecting rods (18) together, and the hydraulic telescopic rods further comprise;

The bearing assembly comprises a box body (9) fixed at the top of the X-shaped connecting rod (18);

The reinforcing component comprises a sliding block (22) which is slidably arranged on the opposite side of the bottom plate (1) and the box body (9);

The support assembly comprises a pair of sleeves (11) rotatably mounted inside the casing (9).

2. A hydraulic bracket servicing apparatus according to claim 1, wherein: the side wall of the box body (9) is fixedly provided with a rotating shaft (8), the rotating shaft (8) is rotationally provided with a door ladder (17), the outer peripheral wall of one end of the rotating shaft (8) close to the door ladder (17) is rotationally provided with a reinforcing ring (7), and a plurality of grid notches are formed in the door ladder (17).

3. A hydraulic bracket servicing apparatus according to claim 2, wherein: the door ladder is characterized in that a first cylinder (19) and a second cylinder (24) are fixedly arranged at the intersection of the door ladder (17) and one end of the box body (9), a plug pin (20) is connected to the second cylinder (24) through a spring, the plug pin (20) is in sliding fit with the first cylinder (19) and the second cylinder (24), and a positioning column (23) is fixedly arranged at the top of the door ladder (17) close to the same side as the rotating shaft (8).

4. A hydraulic bracket servicing apparatus according to claim 1, wherein: a chute matched with the movement track of the positioning column (23) is arranged at the joint of the box body (9) and the positioning column (23).

5. A hydraulic bracket servicing apparatus according to claim 1, wherein: the sliding block (22) is rotatably connected with the cross connecting rod (10) through a movable shaft, and a fixing bolt (21) is arranged on the surface of the sliding block (22) through threads.

6. A hydraulic bracket servicing apparatus according to claim 5, wherein: the novel anti-theft device is characterized in that a threaded rod (12) is connected inside the sleeve (11) through threads, a U-shaped cushion block (13) is fixedly arranged at the top of the threaded rod (12), and a rotating ring (15) is fixedly arranged on the peripheral wall of the sleeve (11).

7. The hydraulic bracket servicing apparatus of claim 6, wherein: the threaded rod (12) is fixedly arranged on the peripheral wall close to the top and provided with an L-shaped guide frame (14), the outer wall of the L-shaped guide frame (14) is slidably provided with a fixing frame (16), and the fixing frame (16) is fixedly arranged on the side wall of the box body (9).

8. A hydraulic bracket servicing apparatus according to claim 1, wherein: the bottom of the bottom plate (1) is fixedly provided with a plurality of universal wheels.