CN219299311U

CN219299311U - Mine back rack convenient to equipment

Info

Publication number: CN219299311U
Application number: CN202320633039.1U
Authority: CN
Inventors: 高明; 李静; 史振阔; 孙成滨
Original assignee: Jinan Zhiyi Machinery Co ltd
Current assignee: Jinan Zhiyi Machinery Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-07-04
Anticipated expiration: 2033-03-28

Abstract

The utility model relates to the technical field of a rack, in particular to a mine back rack convenient to assemble, which comprises two supporting mechanisms, wherein two ends of the top of each supporting mechanism are connected with arch supports in a threaded manner, each arch support is provided with a pressing mechanism, the two arch supports are connected with each other in a threaded manner through a connecting rod, each supporting mechanism comprises two supporting columns, and the bottoms of the two supporting columns are fixedly provided with a moving mechanism together. According to the utility model, through the arrangement of the pressing mechanism, the arch support, the moving mechanism and the supporting mechanism, when the device is used, the screw column moves upwards to push the arc-shaped top plate to the top wall of the hole to limit and fix the whole device, so that the shaking collapse condition is avoided during construction, when the device needs to move, the pressing mechanism is lowered away from the top wall of the hole, then the controller controls the second hydraulic cylinder to descend, the second hydraulic cylinder descends to drive the roller to prop against the ground until the roller leaves the ground, the movement is facilitated, and repeated lapping and dismounting are not needed.

Description

Mine back rack convenient to equipment

Technical Field

The utility model relates to the technical field of a rack, in particular to a mine back rack convenient to assemble.

Background

The normal process of mine construction is to use wood or steel members as temporary supports in a tunnel formed after blasting operation, then to carry out excavation and tunneling work in the tunnel, after the tunnel is excavated and formed, gradually withdrawing the temporary supports which are built in advance from the tunnel, and carrying out integral reinforcement in other modes while withdrawing, so that equipment, materials, tools and the like required by tunneling construction are required to be conveyed to the underground, and the requirements of the mine well tunneling construction on tunneling strength, tunneling method and tunneling efficiency are also continuously improved.

In the existing construction, a rack is erected in a roadway, the rack is a temporary high platform erected by wood or steel members and comprises a bottom support and a stand column arranged on the bottom support, and the top end of the stand column is provided with a workbench, so that a constructor can construct at a higher position in the pit, and convenience is provided for underground high-place construction;

in actual construction, the wooden component or the steel component of the rack is required to be conveyed to the tunnel and installed on the tunnel construction site in real time, so that the construction efficiency is low, meanwhile, the existing rack cannot continuously move towards the construction direction along with the tunneling progress in construction, repeated assembly and disassembly are required, and the construction is very inconvenient.

Disclosure of Invention

The utility model aims to provide a mine rear rack convenient to assemble, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the mine back rack convenient to assemble comprises two supporting mechanisms, wherein two ends of the top of each supporting mechanism are connected with arch supports in a threaded manner, each arch support is provided with a pressing mechanism, and the two arch supports are connected with each other in a threaded manner through a connecting rod;

the supporting mechanism comprises two supporting columns, the bottoms of the two supporting columns are fixedly provided with a moving mechanism together, the inner sides of the supporting mechanisms are fixedly connected with a plurality of limiting blocks, the top surfaces of the limiting blocks are fixedly provided with a bedplate together, and the tops of the supporting columns are fixedly connected with a fixing plate.

Preferably, the top surface of the arch support is provided with a plurality of movable grooves, the side surface of the arch support is provided with a through groove, and a plurality of movable grooves are communicated with the through groove.

Preferably, the hold-down mechanism is including a plurality of arc push plates and a plurality of spring beam, and is a plurality of arc push plates threaded mounting is on the inner wall of logical groove, the one end activity that logical groove was kept away from to the arc push plates runs through the outside that movable groove is located the arch support, fixedly connected with screw thread post on the one end that logical groove was kept away from to the movable groove, the one end fixedly connected with spacing dish that screw thread post was kept away from to the arc push plates, spacing dish is used for the spacing of arc push plates, threaded mounting has the nut on the arc push plates, the nut is located the inside that logical groove.

Preferably, the spring rod is fixedly connected to the top surface of the arch support, a plurality of spring rods are located on two sides of the movable groove, an arc-shaped top plate is fixedly connected to the telescopic ends of the spring rods together, a plurality of springs are fixedly connected to one end, close to the arch support, of the arc-shaped top plate, and one end, far away from the arc-shaped top plate, of each spring is fixedly connected to the top surface of the threaded column.

Preferably, the moving mechanism comprises a top plate, wherein the two ends of the bottom surface of the top plate are fixedly connected with L-shaped connecting blocks, the top surface of each L-shaped connecting block is fixedly connected with a first hydraulic cylinder, and the telescopic end of each first hydraulic cylinder is fixedly connected with the bottom surface of each supporting column.

Preferably, two second hydraulic cylinders are fixedly connected to the bottom surface of the top plate, rollers are fixedly connected to the telescopic ends of the bottoms of the second hydraulic cylinders, a fixed disc is fixedly connected to the bottom surface of the L-shaped connecting block, and a plurality of ground balls are fixedly connected to the bottom surface of the fixed disc.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the arrangement of the pressing mechanism, the arch support, the moving mechanism and the supporting mechanism, when the device is used, a user can complete the construction by installing the arch support on the supporting mechanism through threads, then connecting the two arch supports through the connecting rod, then controlling the first hydraulic cylinder to lift and drive the arch support on the supporting mechanism and the pressing mechanism on the arch support to lift and prop up to the mine tunnel roof through the controller, then lifting the arc push plate through the rotating nut, moving up the arc push plate to drive the threaded column to move up, moving up the threaded column to push the arc top plate to prop up to the tunnel roof wall to limit and fix the whole device, so that the shaking collapse condition is avoided during construction.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the whole cross-sectional structure of the present utility model;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is a schematic diagram of a moving mechanism according to the present utility model;

fig. 5 is a schematic structural view of the compressing mechanism of the present utility model.

In the figure: 1. a support mechanism; 101. a support column; 102. a limiting block; 103. a fixing plate; 2. an arch-shaped bracket; 201. a movable groove; 202. a through groove; 3. a compressing mechanism; 301. an arc push plate; 302. a threaded column; 303. a limiting disc; 304. a nut; 305. a spring rod; 306. an arc-shaped top plate; 307. a spring; 4. a moving mechanism; 401. a top plate; 402. an L-shaped connecting block; 403. a first hydraulic cylinder; 404. a fixed plate; 405. performing ground Qian; 406. a second hydraulic cylinder; 407. a roller; 5. a bedplate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Example 1:

referring to fig. 1 to 5, the present utility model provides a technical solution:

the mine back rack convenient to assemble comprises two supporting mechanisms 1, wherein two ends of the top of each supporting mechanism 1 are connected with arch supports 2 in a threaded manner, a pressing mechanism 3 is arranged on each arch support 2, and the two arch supports 2 are connected with each other in a threaded manner through a connecting rod;

the supporting mechanism 1 comprises two supporting columns 101, the bottoms of the two supporting columns 101 are fixedly provided with a moving mechanism 4 together, the inner sides of the supporting mechanisms 1 are fixedly connected with a plurality of limiting blocks 102, the top surfaces of the limiting blocks 102 are fixedly provided with a platen 5 together, and the tops of the supporting columns 101 are fixedly connected with a fixing plate 103.

In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, a plurality of movable slots 201 are formed on the top surface of the arch-shaped bracket 2, and a through slot 202 is formed on the side surface of the arch-shaped bracket 2, and the plurality of movable slots 201 are communicated with the through slot 202.

In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the pressing mechanism 3 includes a plurality of arc-shaped pushing plates 301 and a plurality of spring rods 305, the plurality of arc-shaped pushing plates 301 are mounted on the inner wall of the through groove 202 by threads, one end of the arc-shaped pushing plates 301, which is far away from the through groove 202, movably penetrates through the movable groove 201 and is located outside the arc-shaped bracket 2, a threaded column 302 is fixedly connected to one end of the movable groove 201, which is far away from the through groove 202, a limit disc 303 is fixedly connected to one end of the arc-shaped pushing plates 301, which is far away from the threaded column 302, a nut 304 is mounted on the arc-shaped pushing plates 301 by threads, and the nut 304 is located inside the through groove 202.

In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the spring rods 305 are fixedly connected to the top surface of the arch support 2, the plurality of spring rods 305 are located at two sides of the movable groove 201, the telescopic ends of the plurality of spring rods 305 at two sides are fixedly connected with an arc top plate 306 together, one end of the arc top plate 306 close to the arch support 2 is fixedly connected with a plurality of springs 307, and one end of the springs 307 away from the arc top plate 306 is fixedly connected to the top surface of the threaded column 302.

In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the moving mechanism 4 includes a top plate 401, two ends of the bottom surface of the top plate 401 are fixedly connected with an L-shaped connecting block 402, a top surface of the L-shaped connecting block 402 is fixedly connected with a first hydraulic cylinder 403, and a telescopic end of the first hydraulic cylinder 403 is fixedly connected to the bottom surface of the supporting column 101.

In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, two second hydraulic cylinders 406 are fixedly connected to the bottom surface of the top plate 401, rollers 407 are fixedly connected to the bottom telescopic ends of the second hydraulic cylinders 406, a fixed disc 404 is fixedly connected to the bottom surface of the l-shaped connecting block 402, and a plurality of ground balls 405 are fixedly connected to the bottom surface of the fixed disc 404.

The application method and the advantages of the utility model are as follows: when the mine back rack convenient to assemble is used, the working process is as follows:

as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, firstly, external power is supplied to electric equipment in the device, when the device is used, a user can complete the construction by installing the arch support 2 on the supporting mechanism 1 through threads, then connecting the two arch supports 2 through the connecting rod, then the first hydraulic cylinder 403 is controlled by the controller to lift and drive the arch support 2 on the supporting mechanism 1 and the compressing mechanism 3 on the arch support 2 to lift and prop up to the mine tunnel roof, then the arc push plate 301 is lifted through the rotating nut 304, the arc push plate 301 moves upwards to drive the threaded column 302 to move upwards, the arc top plate 306 is pushed to prop up to the tunnel roof to carry out limit fixation on the whole device, the shaking collapse condition is avoided when the device is required to move, the second hydraulic cylinder 406 is controlled to descend through the controller, the second hydraulic cylinder 406 descends to drive the roller 407 to prop up to the ground until the ground and prop up 405 to leave the ground, and the device is convenient to move without repeated disassembly.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Mine back rack convenient to equipment, including two supporting mechanism (1), its characterized in that: the two ends of the top of each supporting mechanism (1) are connected with arch supports (2) in a threaded manner, each arch support (2) is provided with a pressing mechanism (3), and the two arch supports (2) are connected with each other in a threaded manner through a connecting rod;

the supporting mechanism (1) comprises two supporting columns (101), the bottoms of the two supporting columns (101) are fixedly provided with a moving mechanism (4) together, the inner sides of the supporting mechanisms (1) are fixedly connected with a plurality of limiting blocks (102), the top surfaces of the limiting blocks (102) are fixedly provided with a bedplate (5) together, and the tops of the supporting columns (101) are fixedly connected with a fixing plate (103).

2. A mine back bench for easy assembly according to claim 1, wherein: a plurality of movable grooves (201) are formed in the top surface of the arch-shaped support (2), through grooves (202) are formed in the side surface of the arch-shaped support (2), and the movable grooves (201) are communicated with the through grooves (202).

3. A mine back bench for easy assembly according to claim 1, wherein: the compressing mechanism (3) comprises a plurality of arc pushing plates (301) and a plurality of spring rods (305), wherein the arc pushing plates (301) are arranged on the inner wall of the through groove (202) in a threaded mode, one end of each arc pushing plate (301) away from the through groove (202) movably penetrates through the movable groove (201) to be located outside the corresponding arc-shaped support (2), a threaded column (302) is fixedly connected to one end, away from the through groove (202), of each movable groove (201), a limiting disc (303) is fixedly connected to one end, away from the threaded column (302), of each arc pushing plate (301), the limiting disc (303) is used for limiting the corresponding arc pushing plate (301), a nut (304) is arranged on each arc pushing plate (301) in a threaded mode, and the nut (304) is located inside the corresponding through groove (202).

4. A mine back bench for easy assembly according to claim 3, wherein: the spring rods (305) are fixedly connected to the top surface of the arch-shaped support (2), a plurality of the spring rods (305) are located on two sides of the movable groove (201), an arc-shaped top plate (306) is fixedly connected to the telescopic ends of the spring rods (305) on two sides together, a plurality of springs (307) are fixedly connected to one end, close to the arch-shaped support (2), of the arc-shaped top plate (306), and one end, away from the arc-shaped top plate (306), of each spring (307) is fixedly connected to the top surface of the threaded column (302).

5. A mine back bench for easy assembly according to claim 1, wherein: the moving mechanism (4) comprises a top plate (401), wherein an L-shaped connecting block (402) is fixedly connected to two ends of the bottom surface of the top plate (401), a first hydraulic cylinder (403) is fixedly connected to the top surface of the L-shaped connecting block (402), and the telescopic end of the first hydraulic cylinder (403) is fixedly connected to the bottom surface of the supporting column (101).

6. A mine back bench for easy assembly according to claim 5, wherein: two second hydraulic cylinders (406) are fixedly connected to the bottom surface of the top plate (401), rollers (407) are fixedly connected to the bottom telescopic ends of the second hydraulic cylinders (406), a fixed disc (404) is fixedly connected to the bottom surface of the L-shaped connecting block (402), and a plurality of ground plates (405) are fixedly connected to the bottom surface of the fixed disc (404).