CN212177179U

CN212177179U - Colliery is safety protection support in pit

Info

Publication number: CN212177179U
Application number: CN202020367059.5U
Authority: CN
Inventors: 李书霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-22
Filing date: 2020-03-22
Publication date: 2020-12-18
Anticipated expiration: 2030-03-22

Abstract

The utility model discloses a colliery safety protection support in pit, including flexible bracing piece, first adapter sleeve has been cup jointed to the lower extreme of flexible bracing piece, and the downside fixedly connected with bottom plate of first adapter sleeve, both ends are inserted respectively and are equipped with the ground bolt about the bottom plate, the second adapter sleeve has been cup jointed on the flexible bracing piece, and the second adapter sleeve is connected with the welt through the fixed block, the welt side is connected with the protection network. The utility model discloses a flexible bracing piece and welt, cooperation protection network have satisfied the colliery needs of use in the pit of isostructure, have improved the application scope of this device greatly, simultaneously, through being provided with the protection top, protect the top of this device, can open the protection top, use as escape passage, have improved the practicality of this device greatly, splice through the structure of grafting mode between each part of this device, have simplified the dismouting mode of this device greatly to in transit and use this device.

Description

Colliery is safety protection support in pit

Technical Field

The utility model relates to a colliery borehole operation technical field specifically is a colliery safety protection support in pit.

Background

In the colliery in-process of working in the pit, there are more rubble in the well, consequently the workman must use safety helmet and safety clothes when the colliery is in the pit operation, safeguard function is limited, can not cause effectual protection to the human body, walk in the pit or overhaul the staff of operation, be injured by the stone that drops easily when the easily breakable area, but protective bracket structure on the present market is comparatively simple, and anti striking performance is relatively poor, very easy damage, the concatenation is complicated simultaneously, in addition, the structure in the pit of current colliery is mostly circular or rectangle, and current protective bracket single structure, can't satisfy the use, consequently, for solving above-mentioned problem, propose one kind and be convenient for assemble, and can satisfy the colliery safety protective bracket in the pit of using of different structures.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery safety protection support in pit to solve the current colliery safety protection support in pit that proposes in the above-mentioned background art and assemble inconveniently, and protective properties is relatively poor, can't satisfy the colliery problem in pit of isostructure simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a colliery safety protection support in pit, includes flexible bracing piece, first adapter sleeve has been cup jointed to the lower extreme of flexible bracing piece, and the downside fixedly connected with bottom plate of first adapter sleeve, both ends are inserted respectively and are equipped with the ground bolt about the bottom plate, the second adapter sleeve has been cup jointed on the flexible bracing piece, and the second adapter sleeve is connected with the welt through the fixed block, the welt side is connected with the protection network, it has the protection top to peg graft in the upper end of flexible bracing piece.

Preferably, the inner diameter of the first connecting sleeve is the same as the outer diameter of the lower end of the telescopic supporting rod, the telescopic supporting rod and the bottom plate form an embedded inserting structure through the first connecting sleeve, and the first connecting sleeve and the telescopic supporting rod are fixed through bolts.

Preferably, the inner diameter of the second connecting sleeve is the same as the outer diameter of the telescopic supporting rod, the fixing block and the telescopic supporting rod form a sleeving structure through the second connecting sleeve, and the second connecting sleeve and the telescopic supporting rod are fixed through bolts.

Preferably, the side face, far away from the second connecting sleeve, of the fixing block is provided with a clamping groove, the width dimension of the clamping groove is the same as that of the lining plate, and the lining plate and the fixing block form an embedded clamping structure.

Preferably, the lining plate is arranged in a straight strip shape or an arc shape, the lining plate is evenly provided with jacks, and the lining plate is connected with the protective net through bolts.

Preferably, the protection top includes roof, fixed axle and spring, four face angle departments of downside of roof are fixedly connected with fixed axle respectively, and wherein two sets of fixed axles are connected with the roof is articulated, the spring has been cup jointed on the fixed axle, and the upper end and the fixed axle fixed connection of spring, the upper surface of roof sets up to the inclined plane structure, and has evenly seted up the bleeder vent on the regional roof in inclined plane, the socket has been seted up on the top of flexible bracing piece, and the internal diameter size of socket is the same with the external diameter size of fixed axle, the protection top passes through the fixed axle and constitutes embedded grafting structure with flexible bracing piece.

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

1. the structure through the grafting mode is spliced between each part of this device to fix through the bolt, simplified the dismouting mode of this device greatly, so that transport and use this device.

2. Through being provided with four flexible bracing pieces of group, and connect through arc or vertical bar shape welt between four flexible bracing pieces of group, be provided with the protection network simultaneously between welt and the colliery wall of a well, can be according to the structure in the pit of colliery, fix four flexible bracing pieces of group in suitable position through the ground bolt, adjust flexible bracing piece to suitable height again, and select suitable welt, the cooperation bolt, nail the protection network on the wall of a well, utilize the protection network to protect the wall of a well, in order to prevent that the broken stone of the wall of a well from hindering constructor, through flexible bracing piece and welt, the cooperation protection network, the colliery in the pit use needs of different structures have been satisfied, the application scope of this device is greatly improved.

3. Through being provided with the protection top, and the lower extreme on protection top is provided with the fixed axle of taking the spring, utilizes the elasticity of spring, and the reducible stone that drops is to the impact of roof to guarantee the safe in utilization of roof, protect the top in addition and set up to rotating-structure, and seted up the bleeder vent, when in the pit, utilize the bleeder vent, guarantee that the air flows, through rotating the protection top simultaneously, can open the protection top, use as escape passage, improved the practicality of this device greatly.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic front view of the protective roof of the present invention;

fig. 3 is a schematic top view of the structure at a-a in fig. 1 according to the present invention;

fig. 4 is a schematic top view of the structure of the present invention.

In the figure: 1. a telescopic support rod; 2. a first connecting sleeve; 3. a base plate; 4. a ground bolt; 5. a second connecting sleeve; 6. a fixed block; 7. a liner plate; 8. a protective net; 9. protecting the roof; 91. a top plate; 92. a fixed shaft; 93. a spring.

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. 1-4, the present invention provides an embodiment:

a coal mine underground safety protection support comprises a telescopic support rod 1, wherein a first connecting sleeve 2 is sleeved at the lower end of the telescopic support rod 1, a bottom plate 3 is fixedly connected to the lower side of the first connecting sleeve 2, ground bolts 4 are respectively inserted into the left end and the right end of the bottom plate 3, the inner diameter of the first connecting sleeve 2 is the same as the outer diameter of the lower end of the telescopic support rod 1, the telescopic support rod 1 and the bottom plate 3 form an embedded insertion structure through the first connecting sleeve 2, the first connecting sleeve 2 and the telescopic support rod 1 are fixed through bolts, the telescopic support rod 1 is inserted into the first connecting sleeve 2 and fixed through screws, then four groups of telescopic support rods 1 are fixed at proper positions in a coal mine underground through the ground bolts 4 on the bottom plate 3, the telescopic support rod 1 is adjusted to a proper height, and the telescopic support rod 1 and the bottom plate 3 are spliced through the embedded insertion structure, the disassembly and assembly mode of the device is greatly simplified, so that the device can be conveniently turned over and used;

the telescopic supporting rod 1 is sleeved with a second connecting sleeve 5, the second connecting sleeve 5 is connected with a lining plate 7 through a fixing block 6, the side surface of the lining plate 7 is connected with a protective net 8, the inner diameter size of the second connecting sleeve 5 is the same as the outer diameter size of the telescopic supporting rod 1, the fixing block 6 and the telescopic supporting rod 1 form a sleeved structure through the second connecting sleeve 5, the second connecting sleeve 5 and the telescopic supporting rod 1 are fixed through a bolt, the side surface of the fixing block 6, far away from the second connecting sleeve 5, is provided with a clamping groove, the width size of the clamping groove is the same as the width size of the lining plate 7, the lining plate 7 and the fixing block 6 form an embedded clamping structure, the lining plate 7 is arranged in a straight strip shape or an arc shape, the lining plate 7 is uniformly provided with inserting holes, the lining plate 7 is connected with the protective, the device is fixed through screws, then the lining plate 7 with a proper shape is selected and inserted on the fixing block 6, finally a proper number of screws are selected and sequentially pass through the lining plate 7 and the protective net 8, and the screws are driven into the well wall, so that the protective net 8 is fixed, the well wall is protected by the protective net 8 to prevent stones on the well wall from falling off, meanwhile, the arc-shaped or straight-bar-shaped lining plate 7 can meet the underground use of coal mines with different structures, the application range of the device is greatly improved, and meanwhile, the lining plate 7, the second connecting sleeve 5 and the telescopic supporting rod 1 can be quickly disassembled and assembled to ensure that the device is convenient to turn around and use;

the upper end of the telescopic supporting rod 1 is inserted with a protective top 9, the protective top 9 comprises a top plate 91, a fixed shaft 92 and a spring 93, the four surface corners of the lower side of the top plate 91 are respectively and fixedly connected with the fixed shaft 92, two groups of the fixed shafts 92 are hinged with the top plate 91, the spring 93 is sleeved on the fixed shaft 92, the upper end of the spring 93 is fixedly connected with the fixed shaft 92, the upper surface of the top plate 91 is of an inclined surface structure, the top plate 91 in the inclined surface area is uniformly provided with air holes, the top end of the telescopic supporting rod 1 is provided with an insertion opening, the inner diameter size of the insertion opening is the same as the outer diameter size of the fixed shaft 92, the protective top 9 and the telescopic supporting rod 1 form an embedded insertion structure through the fixed shaft 92, the protective top 9 is inserted on the telescopic supporting rod 1 through the fixed shaft 92, the top plate 91 on, make protective top 9 have certain energy dissipation damping capacity to subduct the impact force to roof 91 when the stone drops, simultaneously according to the structure in the pit in the colliery, through the bleeder vent on roof 91, guarantee the air flow, simultaneously, through rotating protective top 9, can open protective top 9, use as escape way, improved the practicality of this device greatly.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a colliery is safety protection support in pit, includes flexible bracing piece (1), its characterized in that: the utility model discloses a telescopic support pole, including flexible bracing piece (1), first adapter sleeve (2) has been cup jointed to the lower extreme of flexible bracing piece (1), and downside fixedly connected with bottom plate (3) of first adapter sleeve (2), both ends are inserted respectively and are equipped with ground bolt (4) about bottom plate (3), second adapter sleeve (5) have been cup jointed on flexible bracing piece (1), and second adapter sleeve (5) are connected with welt (7) through fixed block (6), welt (7) side is connected with protection network (8), the upper end of flexible bracing piece (1) is pegged graft and is had protection top (9).

2. The underground coal mine safety protection bracket according to claim 1, which is characterized in that: the inner diameter size of the first connecting sleeve (2) is the same as the outer diameter size of the lower end of the telescopic supporting rod (1), the telescopic supporting rod (1) forms an embedded inserting structure with the bottom plate (3) through the first connecting sleeve (2), and the first connecting sleeve (2) and the telescopic supporting rod (1) are fixed through bolts.

3. The underground coal mine safety protection bracket according to claim 1, which is characterized in that: the inner diameter size of second adapter sleeve (5) is the same with the outer diameter size of flexible bracing piece (1), fixed block (6) constitute cup joint structure through second adapter sleeve (5) and flexible bracing piece (1), pass through the bolt fastening between second adapter sleeve (5) and flexible bracing piece (1).

4. The underground coal mine safety protection bracket according to claim 1, which is characterized in that: the side face, far away from the second connecting sleeve (5), of the fixing block (6) is provided with a clamping groove, the width dimension of the clamping groove is the same as that of the lining plate (7), and the lining plate (7) and the fixing block (6) form an embedded clamping structure.

5. The underground coal mine safety protection bracket according to claim 1, which is characterized in that: the protective net is characterized in that the lining plate (7) is arranged in a straight strip shape or an arc shape, jacks are uniformly formed in the lining plate (7), and the lining plate (7) is connected with the protective net (8) through bolts.

6. The underground coal mine safety protection bracket according to claim 1, which is characterized in that: the utility model discloses a safety protection roof, including protection roof (9) including roof (91), fixed axle (92) and spring (93), four face angle departments of downside of roof (91) are fixedly connected with fixed axle (92) respectively, and wherein two sets of fixed axle (92) are connected with roof (91) are articulated, spring (93) have been cup jointed on fixed axle (92), and the upper end and fixed axle (92) fixed connection of spring (93), the upper surface of roof (91) sets up to the inclined plane structure, and evenly seted up the bleeder vent on roof (91) in the inclined plane region, the socket has been seted up on the top of flexible bracing piece (1), and the inside diameter size of socket is the same with the outside diameter size of fixed axle (92), protection roof (9) constitute embedded grafting structure through fixed axle (92) and flexible bracing piece (1).