CN213235093U

CN213235093U - Coal mining is with safe type supporting mechanism

Info

Publication number: CN213235093U
Application number: CN202022185867.2U
Authority: CN
Inventors: 施后登; 高博
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-05-18
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a coal mining is with safe type supporting mechanism relates to coal mine technical field, including top backplate and collateral branch backplate, the bottom bilateral symmetry fixed mounting of top backplate has the carrier post, the bottom fixedly connected with base of carrier post, the top fixed mounting of top backplate has first block, the observation hole has been seted up with the position that first block corresponds to top backplate. The utility model discloses in, use through the cross bore, the stock solution chamber, the cotton absorbs water, cooperation between cotton core and the fluid-discharge tube, can collect the infiltration at coal mine tunnel top, prevent that the infiltration from directly dripping to the tunnel in, the operational environment in the colliery has been increased promptly, and through first block, the second block, the through-hole, erect the groove, the connecting block, a spring, the observation hole, the cooperation between observation pole and the scale mark is used, can play the function that every top region takes place the deformation condition in the monitoring coal mine tunnel, so that in time carry out corresponding processing.

Description

Coal mining is with safe type supporting mechanism

Technical Field

The utility model relates to a coal mine technical field specifically is a coal mining is with safe type supporting mechanism.

Background

The method is an area for mining coal resources in a coal-rich mining area by human beings, and is generally divided into a mineworker coal mine and an opencast coal mine. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others. Coal is the most predominant solid fuel, one of the flammable organic rocks. It is formed by that the flourishing plants grown in a certain geologic age are gradually piled up into a thick layer in a proper geologic environment, and are buried in the water bottom or silt, and then are subjected to the natural coalification action in a long geologic age. In the process of coal mining, generally, in order to increase the safety of the interior of a coal mine, a coal mine roadway needs to be supported by a supporting mechanism so as to increase the safety.

However, in the prior art, most supporting mechanisms for coal mining cannot monitor deformation conditions caused by stress of all areas at the top of a coal mine roadway, and cannot perform corresponding safety measure treatment according to actual conditions, so that the safety of the supporting mechanisms is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal mining is with safe type supporting mechanism to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a safety supporting mechanism for coal mining comprises a top supporting protection plate and side supporting protection plates, wherein bearing columns are symmetrically and fixedly installed on two sides of the bottom of the top supporting protection plate, a base is fixedly connected to the bottom of each bearing column, a fixing anchor rod is arranged on the base, hydraulic cylinders are symmetrically and fixedly installed on two adjacent sides of the two bearing columns, a first block body is fixedly installed on the top of the top supporting protection plate, observation holes are formed in the positions, corresponding to the first block body, of the top supporting protection plate, a through hole is formed in the middle of the first block body, a second block body is arranged inside the through hole, vertical grooves are symmetrically formed in the front side wall and the rear side wall of the through hole, an observation rod is fixedly connected to the bottom of the second block body, connecting blocks are symmetrically and fixedly connected to the front side and the rear side of the bottom of the second block body, scale marks are arranged on the outer, the top of the top supporting guard plate is provided with a transverse hole, a liquid storage cavity is formed in the top supporting guard plate corresponding to the transverse hole, a liquid discharge pipe penetrates through one side of the top supporting guard plate, water absorbing cotton is fixedly mounted in the transverse hole, and a cotton core is fixedly connected to the bottom of the water absorbing cotton.

As a further aspect of the present invention: the side branch guard plate is located two non-adjacent sides of the bearing column, the output end of the hydraulic cylinder penetrates through the bearing column and is fixedly connected with the side branch guard plate, and anti-skidding threads are arranged on one side, far away from the hydraulic cylinder, of the side branch guard plate.

As a further aspect of the present invention: the fixed stock is provided with a plurality of, a plurality of fixed stock symmetry runs through in the both sides of base.

As a further aspect of the present invention: the top of second block is in the outside of through-hole, and the bottom of second block is in the inside of through-hole, second block and through-hole looks adaptation, the connecting block is in the inside of erecting the groove, and the bottom of connecting block passes through spring coupling with the bottom inner wall that erects the groove, connecting block and perpendicular groove sliding connection, and connecting block and perpendicular groove looks adaptation, the lower extreme of observation pole passes the observation hole, and the lower extreme of observation pole is in the outside downside of observation hole, observation pole and observation hole looks adaptation.

As a further aspect of the present invention: the first block and the observation holes are provided with a plurality of first blocks which are arranged at the top of the top supporting protection plate at equal intervals, and each first block corresponds to each observation hole in a one-to-one mode.

As a further aspect of the present invention: the cross bore communicates with the stock solution chamber, the bottom of cotton core is in the inside in stock solution chamber, fluid-discharge tube and stock solution chamber intercommunication, cross bore, fluid-discharge tube and stock solution chamber all are provided with a plurality of, a plurality of the top at a backplate is seted up to the cross bore equidistance, every cross bore, every fluid-discharge tube and every stock solution chamber one-to-one.

Compared with the prior art, the beneficial effects of the utility model are that: through the cross bore, the stock solution chamber, the cotton absorbs water, cooperation between cotton core and the fluid-discharge tube is used, can collect the infiltration at coal mine tunnel top, prevent that the infiltration from directly dripping to the tunnel in, the operational environment in the colliery has been increased promptly, and through first block, the second block, the through-hole, erect the groove, the connecting block, a spring, the inspection hole, the cooperation between observation pole and the scale mark is used, can play the function that every top region takes place the deformation condition in the monitoring coal mine tunnel, so that in time carry out corresponding processing, the inside security in colliery has been increased.

Drawings

Fig. 1 is a schematic structural diagram of a safety support mechanism for coal mining.

Fig. 2 is a sectional view of a side view of a top retaining plate in a safety retaining mechanism for coal mining.

Fig. 3 is an enlarged structural schematic diagram of a safety support mechanism for coal mining.

The labels in the figure are: 1. supporting the guard plate; 2. a side branch guard plate; 3. a load bearing column; 4. a base; 5. fixing an anchor rod; 6. a hydraulic cylinder; 7. a first block; 8. a transverse hole; 9. a liquid discharge pipe; 10. a second block; 11. an observation rod; 12. a liquid storage cavity; 13. absorbent cotton; 14. a cotton core; 15. a through hole; 16. an observation hole; 17. a vertical slot; 18. connecting blocks; 19. a spring; 20. and (4) marking the scales.

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 to 3, in an embodiment of the present invention, a safety supporting mechanism for coal mining includes a top supporting protection plate 1 and a side supporting protection plate 2, bearing columns 3 are symmetrically and fixedly installed on both sides of the bottom of the top supporting protection plate 1, a base 4 is fixedly connected to the bottom of the bearing columns 3, fixing anchor rods 5 are installed on the base 4, the fixing anchor rods 5 are provided in plural numbers, the fixing anchor rods 5 symmetrically penetrate through both sides of the base 4, hydraulic cylinders 6 are symmetrically and fixedly installed on adjacent sides of the two bearing columns 3, the side supporting protection plate 2 is located on non-adjacent sides of the two bearing columns 3, an output end of the hydraulic cylinder 6 penetrates through the bearing columns 3 and is fixedly connected to the side supporting protection plate 2, one side of the side supporting protection plate 2, which is far away from the hydraulic cylinders 6, is provided with anti-slip threads, a first block 7 is fixedly installed on the top of the top supporting protection plate 1, the middle of the first block 7 is provided with a through hole 15, a second block 10 is arranged in the through hole 15, vertical grooves 17 are symmetrically arranged on the inner walls of the front side and the rear side of the through hole 15, an observation rod 11 is fixedly connected to the bottom of the second block 10, connecting blocks 18 are symmetrically and fixedly connected to the front side and the rear side of the bottom of the second block 10, scale marks 20 are arranged on the outer wall of the observation rod 11, springs 19 are fixedly arranged at the bottom of the connecting blocks 18, the top of the second block 10 is positioned outside the through hole 15, the bottom of the second block 10 is positioned inside the through hole 15, the second block 10 is matched with the through hole 15, the connecting blocks 18 are positioned inside the vertical grooves 17, the bottom of the connecting blocks 18 is connected with the inner wall of the bottom of the vertical grooves 17 through the springs 19, the connecting blocks 18 are slidably connected with the vertical grooves 17, the connecting blocks 18 are matched with the vertical grooves 17, the lower end of the observation rod 11 passes through an observation hole, the observation rod 11 is matched with the observation holes 16, a plurality of first blocks 7 and the observation holes 16 are arranged, the first blocks 7 are equidistantly arranged on the top of the top supporting protection plate 1, each first block 7 corresponds to each observation hole 16 one by one, the top of the top supporting protection plate 1 is provided with a transverse hole 8, the top supporting protection plate 1 is internally provided with a liquid storage cavity 12 corresponding to the transverse hole 8, and one side of top supporting protection plate 1 is run through and is had fluid-discharge tube 9, the inside fixed mounting of cross bore 8 has cotton 13 that absorbs water, the cotton core 14 of bottom fixedly connected with of cotton 13 that absorbs water, cross bore 8 and stock solution chamber 12 intercommunication, the bottom of cotton core 14 is in the inside in stock solution chamber 12, fluid-discharge tube 9 and stock solution chamber 12 intercommunication, cross bore 8, fluid-discharge tube 9 and stock solution chamber 12 all are provided with a plurality of, 8 equidistance of a plurality of cross bore are seted up at the top of top supporting protection plate 1, every cross bore 8, every fluid-

discharge tube

9 and 12 one-to-one in every stock solution chamber.

The utility model discloses a theory of operation is: in the using process, the top supporting protection plate 1 is contacted with the top of a coal mine tunnel, then the hydraulic cylinder 6 is controlled to drive the two side supporting protection plates 2 to be contacted with the two sides of the coal mine tunnel, and then the base 4 is fixed on the ground of the coal mine tunnel through the fixing anchor rod 5, so that the installation can be finished; when seepage water appears at the top of the roadway, the water falls onto the top supporting protection plate 1, the water is quickly absorbed by the water absorption cotton 13 through the cross hole 8, then the water enters the liquid storage cavity 12 through the cotton core 14, finally the water can be discharged by opening the liquid discharge pipe 9, the seepage water is prevented from directly falling onto the road surface of the roadway of the coal mine, and the working environment of the coal mine is increased; and when the coal mine tunnel top receives gravity to take place deformation, deformation department can exert a decurrent power to second block 10, second block 10 drives connecting block 18 and extrudes 19 after the spring moves down, second block 10 drives observation pole 11 and moves down this moment, can observe every observation pole 11's removal condition through observation hole 16 and scale mark 20, can play the function of monitoring, in order to confirm the deformation condition that every top region takes place in the coal mine tunnel, so that in time carry out corresponding processing, the security to the coal mine inside has been increased.

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 coal mining is with safe type supporting mechanism, includes top backplate (1) and collateral branch backplate (2), its characterized in that: the bottom two sides of the top support guard plate (1) are symmetrically and fixedly provided with bearing columns (3), the bottom of each bearing column (3) is fixedly connected with a base (4), a fixed anchor rod (5) is arranged on each base (4), two adjacent sides of each bearing column (3) are symmetrically and fixedly provided with hydraulic cylinders (6), the top of each top support guard plate (1) is fixedly provided with a first block body (7), the top support guard plate (1) corresponds to the first block body (7) and is provided with an observation hole (16), the middle of each first block body (7) is provided with a through hole (15), a second block body (10) is arranged inside each through hole (15), vertical grooves (17) are symmetrically arranged on the inner walls of the front side and the rear side of each through hole (15), the bottom of each second block body (10) is fixedly connected with an observation rod (11), and connecting blocks (18) are symmetrically and fixedly connected with the front side and the rear side of the bottom of, the outer wall of observation pole (11) is provided with scale mark (20), the bottom fixed mounting of connecting block (18) has spring (19), cross bore (8) have been seted up at the top of top backplate (1), top backplate (1) is provided with stock solution chamber (12) with the corresponding inside of cross bore (8), and one side of top backplate (1) is run through there is fluid-discharge tube (9), the inside fixed mounting of cross bore (8) has cotton (13) that absorb water, the cotton core of bottom fixedly connected with (14) of cotton (13) that absorbs water.

2. The safety support mechanism for coal mining of claim 1, wherein: the side branch protection plate (2) is located two non-adjacent sides of the bearing columns (3), the output end of the hydraulic cylinder (6) penetrates through the bearing columns (3) and is fixedly connected with the side branch protection plate (2), and anti-skidding threads are arranged on one side, far away from the hydraulic cylinder (6), of the side branch protection plate (2).

3. The safety support mechanism for coal mining of claim 1, wherein: the fixed anchor rod (5) is provided with a plurality of fixed anchor rod (5) symmetrically penetrates through two sides of the base (4).

4. The safety support mechanism for coal mining of claim 1, wherein: the top of second block (10) is in the outside of through-hole (15), and the bottom of second block (10) is in the inside of through-hole (15), second block (10) and through-hole (15) looks adaptation, connecting block (18) are in the inside of erecting groove (17), and the bottom of connecting block (18) is connected through spring (19) with the bottom inner wall of erecting groove (17), connecting block (18) and erecting groove (17) sliding connection, and connecting block (18) and erecting groove (17) looks adaptation, observation hole (16) is passed to the lower extreme of observation pole (11), and the lower extreme of observation pole (11) is in the outside downside of observation hole (16), observation pole (11) and observation hole (16) looks adaptation.

5. The safety support mechanism for coal mining of claim 1, wherein: the first block bodies (7) and the observation holes (16) are respectively provided with a plurality of the first block bodies (7) which are arranged at the top of the top supporting guard plate (1) at equal intervals, and each first block body (7) corresponds to each observation hole (16) in a one-to-one mode.

6. The safety support mechanism for coal mining of claim 1, wherein: cross bore (8) and stock solution chamber (12) intercommunication, the bottom of cotton core (14) is in the inside in stock solution chamber (12), fluid-discharge tube (9) and stock solution chamber (12) intercommunication, cross bore (8), fluid-discharge tube (9) and stock solution chamber (12) all are provided with a plurality of, a plurality of the top at a backplate (1), every are seted up to cross bore (8) equidistance cross bore (8), every fluid-discharge tube (9) and every stock solution chamber (12) one-to-one.