CN218509518U

CN218509518U - Anti-toppling impact-resistant load support structure

Info

Publication number: CN218509518U
Application number: CN202222266050.7U
Authority: CN
Inventors: 郭长仁; 胡方青; 朱守明
Original assignee: Shaanxi Xunyi Qinggangping Mining Co Ltd
Current assignee: Shaanxi Xunyi Qinggangping Mining Co Ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-21
Anticipated expiration: 2032-08-26

Abstract

The application provides an anti-falling impact load-resisting support structure, which relates to the technical field of mine support equipment, wherein the anti-falling impact load-resisting support structure comprises a vertical support assembly and a lateral support assembly, wherein the vertical support assembly comprises a lower support, an upper support, a vertical support and a lateral protection plate, the lateral support assembly comprises an impact-resisting hydraulic cylinder, a top block, a sliding piece and an impact-resisting stop block, the sliding piece is arranged at the top of the lower support in a sliding manner, and the roadway support capability is improved by arranging the lower support, the upper support, the vertical support, the lateral protection plate, the impact-resisting hydraulic cylinder, the top block, the sliding piece and the impact-resisting stop block, so that the roadway safety is ensured; wherein the connection structure of scour protection pneumatic cylinder and side guard plate makes this structure have the ability of reply side impact load, and the scour protection pneumatic cylinder also can strengthen the strutting to the support on the tunnel under conventional state simultaneously, and this structure still has and struts simply, simple to operate, and it is effectual to strut, advantages such as the tunnel is clean and tidy.

Description

Anti-toppling impact-resistant load support structure

Technical Field

The utility model belongs to the technical field of mine support equipment technique and specifically relates to a prevent impact load supporting structure who topples over.

Background

In underground mining of coal mines, a large number of roadways are usually dug underground, and roadway support is adopted to keep the roadways smooth and surrounding rocks stable, so that the underground mining method has important significance for coal mine construction and production. The basic purpose of supporting the roadway is to alleviate and reduce the movement of surrounding rocks, so that the section of the roadway is not excessively reduced, and meanwhile, the scattered and damaged surrounding rocks are prevented from falling.

Rock burst is one of geological disasters in the coal mining process, and the problem of unstability, damage appears easily in tunnel supporting construction when receiving impact load, mainly supports the tunnel top among the current tunnel supporting construction, and is not enough to the impact support ability of side direction, and easy unstability when the side direction receives great side direction impulsive force leads to the rock burst calamity.

Disclosure of Invention

In order to overcome the existing defects, the embodiment of the application provides an anti-toppling impact load-resisting support structure, which can solve the problems that most of the existing roadway support structures mainly support the top of a roadway, the lateral impact support capability is insufficient, and the lateral side is easy to destabilize under the action of larger lateral impact force.

The technical scheme adopted by the embodiment of the application for solving the technical problem is as follows: an anti-toppling impact load-resistant support structure comprises a vertical support assembly and a lateral support assembly.

The vertical supporting assembly comprises a lower support, an upper support, a vertical support and a side guard plate, the vertical support is arranged between the lower support and the upper support, and the side guard plate is arranged between the end part of the lower support and the end part of the upper support.

The lateral supporting assembly comprises an anti-impact hydraulic cylinder, a top block, a sliding piece and an anti-impact check block, the sliding piece is arranged at the top of the lower support in a sliding mode, the top block is arranged between the upper support and the side guard plates, two ends of the anti-impact hydraulic cylinder are hinged to the top block and the sliding piece respectively, and the anti-impact check block is arranged at the top of the lower support.

In a specific embodiment, the sliding part comprises a sliding block and a pushing hydraulic cylinder, the sliding block is slidably disposed on the top of the lower bracket, the pushing hydraulic cylinder is fixedly connected to the top of the lower bracket, and the movable end of the pushing hydraulic cylinder is connected to the sliding block.

In a specific embodiment, a slide rail is arranged at the top of the lower bracket, the slide block is slidably sleeved on the surface of the slide rail, and the anti-impact stop block is located at the end part of the slide rail.

In a specific embodiment, the slide rail is T-shaped, a T-shaped groove is formed at the bottom of the slide block, and the T-shaped groove is matched with the T-shaped slide rail.

In a specific embodiment, two ends of the side guard plate are provided with anchor rods, and the side guard plate is fixed with the lower support and the upper support through the anchor rods.

In a specific embodiment, a top beam is arranged on one side of the upper support, and a column shoe is arranged on the top of the lower support.

In a specific embodiment, a plurality of reinforcing ribs are arranged on the inner side of the side guard plate, and the plurality of reinforcing ribs are uniformly distributed on the surface of the side guard plate.

In a specific embodiment, a stress sensor is arranged on one side of the side guard plate.

The embodiment of the application has the advantages that:

the roadway supporting capability is improved and the roadway safety is ensured by arranging the lower support, the upper support, the vertical support, the side guard plate, the anti-impact hydraulic cylinder, the top block, the sliding piece and the anti-impact stop block; wherein the connection structure of scour protection pneumatic cylinder and side guard plate makes this structure have the ability of reply side impact load, and the scour protection pneumatic cylinder also can strengthen the strutting to the support on the tunnel under conventional state simultaneously, and this structure still has and struts simply, simple to operate, and it is effectual to strut, advantages such as the tunnel is clean and tidy.

Drawings

FIG. 1 is a structural schematic diagram of an anti-toppling impact load-resisting support frame provided by an embodiment of the application;

FIG. 2 is a schematic structural view of a vertical support assembly provided in an embodiment of the present application;

FIG. 3 is a schematic view of a skirt structure according to an embodiment of the present disclosure;

fig. 4 is a schematic structural view of a lateral bracing assembly provided by an embodiment of the application;

fig. 5 is a schematic diagram of a slider structure according to an embodiment of the present application.

In the figure: 100-vertical support assembly; 110-lower support; 111-a slide rail; 120-upper support; 121-top beam; 130-vertical pillars; 140-side guard plate; 141-anchor rod; 142-a reinforcing rib; 150-a stress sensor; 200-a lateral support assembly; 210-an anti-impact hydraulic cylinder; 220-a top block; 230-a slider; 231-a slider; 2311-a T-shaped slot; 232-pushing hydraulic cylinder; 240-bump stop.

Detailed Description

This application embodiment is through providing a load bearing support structure that shocks resistance who prevents empting, solves among the current tunnel supporting construction mostly to main supporting of tunnel top, and to the impact support ability of side direction not enough, the easy unstability's of side direction when receiving great side direction impulsive force problem, general thinking is as follows:

referring to fig. 1-5, an anti-toppling impact load support structure includes vertical support assemblies 100 and lateral support assemblies 200.

The vertical supporting assembly 100 can effectively support and support the mine roadway through the lower bracket 110, the upper bracket 120, the upright post 130 and the side guard plate 140 which are contained in the vertical supporting assembly, and the lateral supporting assembly 200 can effectively deal with the impact force from the upper side and the lateral side through the anti-impact hydraulic cylinder 210, the top block 220, the sliding piece 230 and the anti-impact stop 240 which are contained in the lateral supporting assembly, so that the supporting capability is further improved.

Referring to fig. 1, 2 and 3, the vertical bracing assembly 100 includes a lower bracket 110, an upper bracket 120, a vertical pillar 130, and a side guard plate 140, the vertical pillar 130 being disposed between the lower bracket 110 and the upper bracket 120, the side guard plate 140 being disposed between an end of the lower bracket 110 and an end of the upper bracket 120.

In a specific embodiment, the side guard plate 140 is provided with anchors 141 at both ends thereof, and the side guard plate 140 is fixed to the lower bracket 110 and the upper bracket 120 by the anchors 141. The side guard plate 140 and the two brackets are fixedly connected by the anchor rods 141.

In a specific embodiment, a top beam 121 is provided at one side of the upper bracket 120, and a post shoe is provided at the top of the lower bracket 110. By arranging the top beam 121, the supporting capability of the upper support 120 is further improved, a top plate at the top of the upper support 120 is better supported, and the column shoe is convenient for positioning and installing the upright post 130.

In a specific embodiment, the side guard plate 140 is provided with a plurality of ribs 142 on the inner side thereof, and the plurality of ribs 142 are uniformly distributed on the surface of the side guard plate 140. The structural strength of the skirt 140 can be enhanced by adding the reinforcing ribs 142 to the surface of the skirt 140.

Referring to fig. 1, 2, 4 and 5, the lateral support assembly 200 includes an anti-impact hydraulic cylinder 210, a top block 220, a sliding member 230 and an anti-impact stopper 240, the sliding member 230 is slidably disposed on the top of the lower frame 110, the top block 220 is disposed between the upper frame 120 and the side guard plate 140, two ends of the anti-impact hydraulic cylinder 210 are respectively hinged between the top block 220 and the sliding member 230, and the anti-impact stopper 240 is disposed on the top of the lower frame 110.

In this embodiment, the sliding member 230 includes a sliding block 231 and a pushing hydraulic cylinder 232, the sliding block 231 is slidably disposed on the top of the lower frame 110, the pushing hydraulic cylinder 232 is fixedly connected to the top of the lower frame 110, and the movable end of the pushing hydraulic cylinder 232 is connected to the sliding block 231. Through setting up slider 231 and promotion pneumatic cylinder 232, when needs deal with side direction impulsive force, start promotion pneumatic cylinder 232 and scour protection pneumatic cylinder 210, promotion pneumatic cylinder 232 promotes slider 231 and slides, side guard plate 140 is kept away from to slider 231, scour protection pneumatic cylinder 210 extends and inclines, when slider 231 removes the butt to scour protection dog 240, stop promoting the extension of pneumatic cylinder 232 and scour protection pneumatic cylinder 210, the scour protection pneumatic cylinder 210 of slope, can effectively support to side guard plate 140, the ability of coping side direction impact force is improved.

In a specific embodiment, the sliding rail 111 is disposed on the top of the lower frame 110, the sliding block 231 is slidably sleeved on the surface of the sliding rail 111, and the anti-impact stop 240 is located at the end of the sliding rail 111. The slide rail 111 is provided for realizing the stable sliding without deviation of the slider 231.

In a specific embodiment, the slide rail 111 is T-shaped, the bottom of the slider 231 is provided with a T-shaped slot 2311, and the T-shaped slot 2311 is matched with the T-shaped slide rail 111. Through the design of T shape, improve sliding connection's stability.

In one particular embodiment, the skirt 140 is provided with a stress sensor 150 on one side. The stress sensor 150 is arranged for monitoring the lateral impact force applied to the side guard plate 140 in real time.

When in use: when the stress that stress sensor 150 feedbacks out is great, control starts promotion pneumatic cylinder 232 and scour prevention pneumatic cylinder 210, promotion pneumatic cylinder 232 promotes slider 231 and slides, side guard plate 140 is kept away from to slider 231, scour prevention pneumatic cylinder 210 extension and slope, when slider 231 removes butt scour prevention dog 240, the extension of stopping promotion pneumatic cylinder 232 and scour prevention pneumatic cylinder 210, the scour prevention pneumatic cylinder 210 of slope, can effectively support to side guard plate 140, improve the ability of coping side direction impact force, scour prevention pneumatic cylinder 210 also can strengthen the strutting to tunnel upper bracket 120 under conventional state simultaneously, the structure still has and struts simply, simple to operate, strut effectually, tunnel neatly etc. advantage.

It should be noted that the specific model specifications of the stress sensor 150, the anti-impact hydraulic cylinder 210 and the pushing hydraulic cylinder 232 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply and the principle of the stress sensor 150, the anti-impact cylinder 210 and the pushing cylinder 232 will be clear to a person skilled in the art and will not be described in detail here.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.

Claims

1. An anti-toppling impact-resistant load support structure is characterized by comprising

The vertical supporting assembly comprises a lower support, an upper support, a vertical pillar and a side guard plate, wherein the vertical pillar is arranged between the lower support and the upper support, and the side guard plate is arranged between the end part of the lower support and the end part of the upper support;

the lateral supporting assembly comprises an anti-impact hydraulic cylinder, a top block, a sliding piece and an anti-impact check block, wherein the sliding piece is arranged at the top of the lower bracket in a sliding mode, the top block is arranged between the upper bracket and the side guard plates, two ends of the anti-impact hydraulic cylinder are hinged to the top block and the sliding piece respectively, and the anti-impact check block is arranged at the top of the lower bracket.

2. An anti-toppling impact load support structure as claimed in claim 1, wherein said slider comprises a slider block slidably disposed on the top of said lower support frame and a pushing hydraulic cylinder fixedly connected to the top of said lower support frame, and the movable end of said pushing hydraulic cylinder is connected to said slider block.

3. An anti-toppling impact load-resisting support structure according to claim 2, wherein a slide rail is arranged at the top of the lower support, the slide block is slidably sleeved on the surface of the slide rail, and the impact-resisting stopper is arranged at the end part of the slide rail.

4. An anti-toppling impact load support structure as claimed in claim 3, wherein the slide rail is T-shaped, and a T-shaped slot is formed at the bottom of the slide block, and the T-shaped slot is matched with the T-shaped slide rail.

5. An anti-toppling impact load support structure as claimed in claim 1, wherein anchor rods are provided at both ends of the side guard plate, and the side guard plate is fixed to the lower and upper supports by the anchor rods.

6. An anti-toppling impact load resisting support structure, according to claim 1, wherein a top beam is provided at one side of the upper support and a post shoe is provided at the top of the lower support.

7. An anti-toppling impact load supporting structure, according to claim 1, wherein a plurality of reinforcing ribs are provided on the inner side of the side guard plate, and a plurality of reinforcing ribs are uniformly distributed on the surface of the side guard plate.

8. An anti-toppling impact load supporting structure, according to claim 1, wherein the skirt is provided at one side thereof with a stress sensor.