CN210977520U

CN210977520U - Colliery is strutted with preventing structure that sinks

Info

Publication number: CN210977520U
Application number: CN201921707094.0U
Authority: CN
Inventors: 谢苡涵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-07-10
Anticipated expiration: 2029-10-12

Abstract

The utility model discloses a colliery is strutted with preventing structure that sinks, including the frame, the frame outside is the "U" shape structure of handstand, and the welding of the inside upper end of frame has the stiffener, the bracing piece mounting gomphosis of stiffener below is in the inboard of frame, and the first horizontal pole gomphosis of bracing piece mounting below is in the inboard of frame, and the second horizontal pole gomphosis of first horizontal pole below is in the bottom of frame, the outside nestification of bracing piece mounting has the bracing piece, the middle part and the bottom part of bracing piece are nested respectively has first mounting and second mounting, inside the bracing piece mounting that first horizontal pole was inside seted up was alternated through first connecting rod to the second mounting, the length of first connecting rod is less than the length of second connecting rod. This colliery is strutted with preventing structure installation that sinks is simple, can effectually live the inside border position support of ore deposit hole, prevents that the inside border position of ore deposit hole the condition that sinks from appearing, improves the effect of protection.

Description

Colliery is strutted with preventing structure that sinks

Technical Field

The utility model relates to a colliery construction technical field specifically is a colliery is strutted with preventing structure that sinks.

Background

Coal mines refer to places rich in coal resources, and generally refer to factories for producing coal by adopting an underground mining or open-pit mining mode. The vast majority of coal mines in China belong to underground coal mines, which encompass a large area of above-ground and underground coal mines and related facilities.

The existing supporting bracket for coal mine construction needs to be drilled, the inner edge of a mine hole is easy to collapse and cause accidents in the drilling process, and a mine needs to be reinforced and supported, so that the supporting bracket for coal mine construction is necessary.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery is strutted with preventing structure that sinks to need the well drilling in the exploitation of colliery on solving the existing market that above-mentioned background art provided, at the in-process of well drilling, the problem that the inside edge of mine opening sinks easily.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-collapse structure for coal mine support comprises an outer frame, wherein the outer part of the outer frame is of an inverted U-shaped structure, a reinforcing rod is welded at the upper end inside the outer frame, the supporting rod fixing piece below the reinforcing rod is embedded at the inner side of the outer frame, the first cross rod below the supporting rod fixing piece is embedded at the inner side of the outer frame, the second cross rod below the first cross rod is embedded at the bottom end of the outer frame, the outside of the supporting rod fixing piece is nested with a supporting rod, the middle part and the bottom part of the supporting rod are respectively nested with a first fixing piece and a second fixing piece, a protective net is clamped between the two supporting rods, the second fixing piece is inserted into the supporting rod fixing piece arranged in the first cross rod through the first connecting rod, the length of first connecting rod is less than the length of second connecting rod, the inside of second horizontal pole is blocked to through the second connecting rod to the second mounting.

Preferably, first mounting includes mounting main part, bracing piece fixed orifices, fixed slot and connecting rod mounting, and the bracing piece fixed orifices has been seted up to mounting main part left side upper end, and the fixed slot that mounting main part right side was seted up is opening type structure, and the inside block of fixed slot has the connecting rod mounting.

Preferably, the inner diameter of the supporting rod fixing hole is larger than the outer diameter of the supporting rod, and the connecting rod fixing piece is located on the central line of the fixing groove.

Preferably, the first connecting rod comprises a first fixing column, a second fixing column and a fixing piece connecting hole, the lower end of the first fixing column is rotatably connected with the second fixing column, and the lower end of the second fixing column is provided with the fixing piece connecting hole.

Preferably, the lower end of the first fixing column is of a T-shaped protruding structure, the outer portion of the first fixing column is of a threaded structure, the upper end of the second fixing column is of a blind hole structure, and the protruding structure of the first fixing column is clamped in the blind hole structure of the second fixing column to enable the protruding structure of the first fixing column and the blind hole structure of the second fixing column to form a rotating structure.

Compared with the prior art, the beneficial effects of the utility model are that: this colliery is strutted with preventing structure installation that sinks is simple, can effectually live the inside border position support of ore deposit hole, prevents that the inside border position of ore deposit hole the condition that sinks from appearing, improves the effect of protection. The device's first mounting and second mounting can live the bracing piece with supporting, make frame both sides form a triangular supporting construction, and the effectual condition that prevents that cave border position from appearing collapsing improves the effect of protection, and the protection network between the bracing piece can catch more tiny rubble moreover, prevents that the rubble on the cave inner wall from rolling off.

Drawings

FIG. 1 is a front view of an anti-collapse structure for supporting a coal mine;

FIG. 2 is a side view of the anti-collapse structure for supporting a coal mine;

fig. 3 is an enlarged schematic view of a position a in the structure diagram 2 for preventing collapse for supporting a coal mine of the utility model;

fig. 4 is a schematic structural view of a first fixing member of an anti-collapse structure for supporting a coal mine;

fig. 5 is a schematic structural view of a first connecting rod of an anti-collapse structure for supporting a coal mine;

fig. 6 is a schematic view of a connection structure of a first fixed column and a second fixed column of an anti-collapse structure for supporting a coal mine;

fig. 7 is the utility model relates to a colliery is strutted with preventing structure bracing piece mounting top view that sinks.

In the figure: 1. the frame, 2, the bracing piece, 3, first mounting, 301, the mounting main part, 302, bracing piece fixed orifices, 303, fixed slot, 304, the connecting rod mounting, 4, the head rod, 401, first fixed column, 402, the second fixed column, 403, the mounting connecting hole, 5, the second mounting, 6, the second connecting rod, 7, the stiffener, 8, the protection network, 9, first horizontal pole, 10, the second horizontal pole, 11, the bracing piece mounting.

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. 1-7, the present invention provides a technical solution: an anti-collapse structure for coal mine support comprises an outer frame 1, wherein the outer part of the outer frame 1 is of an inverted U-shaped structure, a reinforcing rod 7 is welded at the upper end of the inner part of the outer frame 1, a supporting rod fixing piece 11 below the reinforcing rod 7 is embedded in the inner side of the outer frame 1, a first cross rod 9 below the supporting rod fixing piece 11 is embedded in the inner side of the outer frame 1, a second cross rod 10 below the first cross rod 9 is embedded in the bottom end of the outer frame 1, a supporting rod 2 is embedded outside the supporting rod fixing piece 11, a first fixing piece 3 and a second fixing piece 5 are respectively embedded in the middle part and the bottom part of the supporting rod 2, a protective net 8 is clamped between the two supporting rods 2, the protective net 8 of the structure can receive crushed stones falling from the inner wall of a mine cave and prevent the workers from being injured by the crushed stones, the first fixing piece 3 comprises a, and the upper end of the left side of the fixing member main body 301 is provided with a support rod fixing hole 302, the fixing groove 303 provided on the right side of the fixing member main body 301 is an open structure, the inside of the fixing groove 303 is clamped with a connecting rod fixing member 304, the first fixing member 3 of the structure plays a role of fixing the middle part of the support rod 2, preventing the support rod 2 from being inclined, and improving the supporting effect of the support rod 2, the inside diameter of the support rod fixing hole 302 is larger than the outside diameter of the support rod 2, and the connecting rod fixing member 304 is positioned on the central line of the fixing groove 303, the support rod 2 can pass through the inside of the support rod fixing hole 302 of the structure, so that the fixing member main body 301 can be sleeved outside the support rod 2, and the connecting rod fixing member 304 inside the fixing groove 303 plays a role of fixing the first, the second fixing piece 5 is inserted into the supporting rod fixing piece 11 arranged in the first cross bar 9 through the first connecting rod 4, the first connecting rod 4 comprises a first fixing column 401, a second fixing column 402 and a fixing piece connecting hole 403, the lower end of the first fixing column 401 is rotatably connected with the second fixing column 402, the lower end of the second fixing column 402 is provided with the fixing piece connecting hole 403, the first connecting rod 4 of the structure plays a role of supporting the first fixing piece 3, the position of the first fixing piece 3 is fixed through the first connecting rod 4, the first fixing piece 3 is prevented from deviating, the lower end of the first fixing column 401 is of a T-shaped protruding structure, the outer part of the first fixing column 401 is of a threaded structure, the upper end of the second fixing column 402 is of a blind hole structure, the protruding structure of the first fixing column 401 is clamped in the blind hole structure of the second fixing column 402 to enable the first fixing column 401 and the second fixing column 402 to form a rotating structure, the first fixing column, and first fixed column 401 can rotate on second fixed column 402, makes things convenient for the installation of the outside helicitic texture of first fixed column 401, and the length of first connecting rod 4 is less than the length of second connecting rod 6, and second mounting 5 passes through the inside of second connecting rod 6 block to second horizontal pole 10.

The working principle is as follows: when the anti-collapse structure for supporting the coal mine is used, firstly, the outer frame 1 of the device is erected at a proper place in a mine hole, then two workers rotate the first connecting rod 4 and the second connecting rod 6 on the first cross rod 9 and the second cross rod 10 simultaneously, the second fixing column 402 is extruded outwards through the threaded structure outside the first fixing column 401, then the second fixing column 402 pushes the supporting rod 2 to move towards the inner wall of the mine hole through the first fixing piece 3, similarly, the second connecting rod 6 pushes the lower end of the supporting rod 2 to move through the second fixing piece 5, as the upper end of the supporting rod 2 is fixed by the supporting rod fixing piece 11, the supporting rod 2 can rotate outside the supporting rod fixing piece 11, then the protective net 8 between the supporting rods 2 can be attached to the inner wall of the mine hole, so that the protective net 8 can catch falling rocks, and the workers are prevented from being hit by the falling rocks, and bracing piece 2 can withstand the mine hole inner wall under the supporting role of head rod 4 and second connecting rod 6, and the triangle-shaped structure that bracing piece 2 and frame 1 formed moreover is firm, and the effectual condition that collapses that prevents the mine hole inner wall from appearing, and the structural strength at frame 1 top can be strengthened to stiffener 7 moreover, makes the condition that collapses be difficult to appear in frame 1 top, improves the effect of protection to accomplish a series of work.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a colliery is strutted with preventing structure that sinks, includes frame (1), frame (1) outside is "U" shape structure of handstand, and the welding of the inside upper end of frame (1) has stiffener (7), bracing piece mounting (11) gomphosis of stiffener (7) below is in the inboard of frame (1), and first horizontal pole (9) gomphosis of bracing piece mounting (11) below is in the inboard of frame (1), and second horizontal pole (10) gomphosis of first horizontal pole (9) below is in the bottom of frame (1), its characterized in that: bracing piece mounting (11) outside nestification has bracing piece (2), the middle part and the bottom position of bracing piece (2) are nested respectively and have first mounting (3) and second mounting (5), and the block has protection network (8) between two bracing pieces (2), second mounting (5) are inside to alternate bracing piece mounting (11) that first horizontal pole (9) inside was seted up through first connecting rod (4), the length of first connecting rod (4) is less than the length of second connecting rod (6), the inside of second horizontal pole (10) is blocked through second connecting rod (6) in second mounting (5).

2. The coal mine support anti-collapse structure according to claim 1, wherein: first mounting (3) are including mounting main part (301), bracing piece fixed orifices (302), fixed slot (303) and connecting rod mounting (304), and mounting main part (301) left side upper end has seted up bracing piece fixed orifices (302), and fixed slot (303) that mounting main part (301) right side was seted up are open type structure, and the inside block of fixed slot (303) has connecting rod mounting (304).

3. The coal mine support anti-collapse structure according to claim 2, wherein: the inner diameter of the supporting rod fixing hole (302) is larger than the outer diameter of the supporting rod (2), and the connecting rod fixing piece (304) is positioned on the central line of the fixing groove (303).

4. The coal mine support anti-collapse structure according to claim 1, wherein: the first connecting rod (4) comprises a first fixing column (401), a second fixing column (402) and a fixing piece connecting hole (403), the lower end of the first fixing column (401) is rotatably connected with the second fixing column (402), and the lower end of the second fixing column (402) is provided with the fixing piece connecting hole (403).

5. The coal mine support anti-collapse structure according to claim 4, wherein: the lower end of the first fixing column (401) is of a T-shaped protruding structure, the outer portion of the first fixing column (401) is of a threaded structure, the upper end of the second fixing column (402) is of a blind hole structure, and the protruding structure of the first fixing column (401) is clamped in the blind hole structure of the second fixing column (402) to enable the protruding structure and the blind hole structure to form a rotating structure.