CN210003317U

CN210003317U - underground coal mine roadway support device

Info

Publication number: CN210003317U
Application number: CN201920685183.3U
Authority: CN
Inventors: 苏静; 罗成才
Original assignee: Liupanshui Normal University
Current assignee: Liupanshui Normal University
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-01-31
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses an colliery underworkings supporting device, including bottom plate, ceiling, support post, evenly distributed has 6 above the bottom plate support post, the connecting seat is installed at both ends about the support post, the connecting seat shape is the opening frame shape of taking the step, be provided with perpendicular through-hole above the connecting seat, it is provided with horizontal through-hole to erect the through-hole top, bottom plate surface mounting has the emergency light, install rechargeable battery below the emergency light, install on the support post top the ceiling, the ceiling shape is the arch, the ceiling includes the shell, be provided with the slip casting layer in the shell colliery underworkings supporting device, adopt the connecting seat with each part bolted connection in play, the dismouting and the maintenance of being convenient for, utilize the grout to pour, had both guaranteed holistic intensity, and the weight reduction was installed when being convenient for install again, at bottom plate surface mounting emergency light, when being convenient for dangerous, personnel looked over.

Description

underground coal mine roadway support device

Technical Field

The utility model belongs to the coal mine apparatus field especially relates to colliery underworkings supporting device.

Background

The mine tunnels are general terms of various underground spaces which are excavated in different directions and at different inclination angles and different sections and lengths in different rocks, serve different ranges and are used for different purposes, the mine tunnels are divided into development tunnels, mining standard tunnels and mining tunnels according to service ranges, the development tunnels are tunnels for serving a whole well field or or a plurality of -level division units, the mining tunnels are tunnels for directly serving or a plurality of mining units, and the tunnels between the two types of tunnels are mining standard tunnels, the division also reflects the excavation sequence of the tunnels and is caused by the mining step of an ore bed, however, no matter which type of tunnels need powerful support, in the prior art, a -type support device adopts upright posts to directly support on the ground, and the ground with a small area is stressed after a long time, so that the lower part of the upright posts easily sinks, and the support device is heavy in whole and inconvenient to install.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an kind colliery underworkings supporting device to solve the problem that proposes among the above-mentioned background art.

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

kind colliery underworkings supporting device, including bottom plate, ceiling, support post, evenly distributed has 6 above the bottom plate the support post, the connecting seat is installed at both ends about the support post, the connecting seat shape is the opening frame shape of taking the step, be provided with perpendicular through-hole above the connecting seat, it is provided with horizontal through-hole to erect the through-hole top, bottom plate surface mounting has emergency light, the emergency light shape is the arrow point shape, install rechargeable battery below the emergency light, install on the support post top the ceiling, the ceiling shape is the arch, the ceiling includes the shell, be provided with the slip casting layer in the shell, be provided with the reinforcement frame in the slip casting layer, the preceding slip casting mouth that is provided with of shell, install in the slip casting mouth, ceiling below installation light, the light is provided with 2.

, the bottom plate, the supporting posts, the connecting base and the shell are all made of Q235 steel.

The Q235 steel ensures the integral strength and prolongs the service life.

the connecting seats are respectively connected with the bottom plate, the ceiling and the supporting upright posts by bolts.

The bolt connection is convenient for dismounting and mounting the connecting seat for replacement.

the emergency lamp is connected with the bottom plate by bolts and the lighting lamp is connected with the ceiling by buckles.

Bolted connection dismouting maintenance of being convenient for emergency light, the dismouting of being convenient for is connected to the buckle the light is maintained.

, the reinforcing frame is made of Q235 steel and is welded to the outer shell.

The strength of the reinforcing frame is guaranteed by the Q235 steel, and the reinforcing frame is stable and reliable through welding.

the sealing plug is removably connected to the housing.

The plug connection is convenient for dismounting the sealing plug.

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

1. laying a bottom plate in a coal mine underground roadway, respectively connecting a support upright post to the bottom plate by using a connecting seat and a bolt, connecting a shell of a ceiling and the support upright post by using the connecting seat and the bolt to , and connecting all parts by using the connecting seat to , so that the assembly, disassembly and maintenance are convenient;

2. cement is poured into the shell from the grouting port to form a grouting layer, the grouting port is sealed by the sealing plug, and grouting is utilized for pouring, so that the overall strength is ensured, and the installation is facilitated by reducing the weight during installation;

3. the light is sent to the light and is thrown light on, and during the emergency, rechargeable battery provides electric power for the emergency light, and personnel evacuate according to emergency light direction of indication and withdraw, at bottom plate surface mounting emergency light, when being convenient for dangerous, personnel look over and withdraw.

Drawings

FIG. 1 is a schematic view of the structure of an underground coal mine roadway support device of the present invention;

fig. 2 is a second structural schematic diagram of the underground coal mine roadway support device of the utility model;

fig. 3 is a schematic view of connecting seats of underground coal mine roadway support devices of the utility model;

fig. 4 is a cross-sectional view of the ceiling of the underground coal mine roadway support device of the utility model;

fig. 5 is a bottom plate cross-sectional view of underground coal mine roadway support devices.

In the reference symbols: 1. a base plate; 2. supporting the upright post; 3. a connecting seat; 4. an emergency light; 5. a ceiling; 6. a grouting port; 7. a sealing plug; 8. an illuminating lamp; 9. a vertical through hole; 10. a transverse through hole; 11. a housing; 12. grouting layer; 13. a reinforcing frame; 14. and (4) charging the battery.

Detailed Description

The technical solution 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 , but not all embodiments.

Example 1

Referring to fig. 1-5, kinds of coal mine underground roadway support devices comprise a bottom plate 1, a ceiling 5 and support columns 2, wherein 6 support columns 2 are uniformly distributed on the bottom plate 1, the support ceiling 5 is provided, connecting seats 3 are mounted at the upper end and the lower end of each support column 2 and are connected at each position, the connecting seats 3 are in the shape of an opening frame with steps and are convenient to clamp the support columns 2, vertical through holes 9 are formed in the upper surface of the connecting seats 3, transverse through holes 10 are formed above the vertical through holes 9, through holes for mounting bolts are formed, emergency lamps 4 are mounted on the surface of the bottom plate 1 and are used for lighting in emergency, the emergency lamps 4 are in the shape of an arrow head and are convenient to guide the evacuation direction, rechargeable batteries 14 are mounted below the emergency lamps 4 and supply power to the emergency lamps 4, the ceiling 5 is mounted at the top ends of the support columns 2 and support the top of a coal mine underground roadway, the ceiling 5 is in the shape of an arc shape and increase the overall strength, the ceiling 5 comprises a shell 11, a protective grouting layer 12 is arranged in the shell 11 and is provided with a grouting layer 12 which bears the weight of the top, a grouting frame 13 is arranged in the reinforced grouting layer 12, a reinforced grouting layer 6 is arranged in the shell 11 and is arranged in the shell and.

The working principle is that a bottom plate 1 is laid in a coal mine underground roadway, supporting upright posts 2 are respectively connected to the bottom plate 1 through connecting seats 3 and bolts, a shell 11 of a ceiling 5 and the supporting upright posts 2 are connected through the connecting seats 3 and the bolts, cement is poured into the shell 11 from a grouting opening 6 to form a grouting layer 12, the grouting opening 6 is sealed through a sealing plug 7, a lighting lamp 8 emits light rays for lighting, a rechargeable battery 14 provides electric power for an emergency lamp 4 during emergency, and people evacuate according to the direction indicated by the emergency lamp 4.

Example 2

On the basis of the above-described embodiment:

bottom plate 1, support post 2, connecting seat 3 and shell 11 all adopt Q235 steel, have guaranteed holistic intensity, have prolonged life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

The supporting device comprises a bottom plate (1), a ceiling (5) and supporting columns (2), and is characterized in that 6 supporting columns (2) are uniformly distributed on the bottom plate (1), connecting seats (3) are installed at the upper end and the lower end of each supporting column (2), the connecting seats (3) are in an opening frame shape with steps, vertical through holes (9) are formed in the upper surface of each connecting seat (3), transverse through holes (10) are formed in the upper portion of each vertical through hole (9), emergency lamps (4) are installed on the surface of the bottom plate (1), the emergency lamps (4) are in arrow head shapes, rechargeable batteries (14) are installed below the emergency lamps (4), the ceiling (5) is installed on the top end of each supporting column (2), the ceiling (5) is in an arch shape, the ceiling (5) comprises an outer shell (11), grouting layers (12) are arranged in the outer shell (11), reinforcing frames (13) are arranged in the grouting layers (12), grouting ports (6) are arranged in the front of the outer shell (11), sealing plugs (7) are installed in the inner portions of the ceiling (5), and illuminating lamps (8) are installed below the ceiling (8).
2. The underground coal mine roadway support device according to claim 1, wherein the bottom plate (1), the support columns (2), the connecting seats (3) and the shell (11) are all made of Q235 steel.
3. The underground coal mine roadway support device according to claim 1, wherein the connecting seats (3) are respectively bolted to the bottom plate (1), the ceiling (5) and the support columns (2).
4. The underground coal mine roadway support device according to claim 1, wherein the emergency lamp (4) is connected with the bottom plate (1) through bolts, and the illuminating lamp (8) is connected with the ceiling (5) in a buckling mode.
5. The underground coal mine roadway support device according to claim 1, wherein the reinforcing frame (13) is made of Q235 steel, and the reinforcing frame (13) and the outer shell (11) are welded together at .
6. The underground coal mine roadway support device according to claim 1, wherein the sealing plug (7) is connected with the housing (11) in a plugging manner.