CN211008765U

CN211008765U - Coal mine tunneling and supporting device

Info

Publication number: CN211008765U
Application number: CN201922026782.7U
Authority: CN
Inventors: 李永军
Original assignee: 李永军
Current assignee: Shaanxi xiaobaodang Mining Co.,Ltd.
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-14
Anticipated expiration: 2029-11-21

Abstract

The utility model relates to a supporting technical field just discloses a colliery tunnelling supporting device, be two strutting arrangement including quantity, strutting arrangement further includes the empty core barrel of backing plate, gravity sensor, screw thread bull stick, extension rod, buzzer siren and controller, the top fixed mounting of backing plate has gravity sensor, gravity sensor's the empty core barrel of screw thread fixed mounting. This colliery tunnelling supporting device, through setting up the backing plate, gravity sensor, the hollow section of thick bamboo of screw thread, the screw thread bull stick, the extension rod, buzzer siren and controller, the user is when the user is using equipment, gravity sensor real-time supervision gravity information transmits for the controller, if reach the default in the controller, then buzzer siren is opened to the controller, the user knows the interior rubble of tunnel and scatters the upper limit that bears that has reached equipment, the user detects the country rock situation in the tunnel, avoids the damage of equipment and the emergence of accident.

Description

Coal mine tunneling and supporting device

Technical Field

The utility model relates to a supporting technical field specifically is a colliery tunnelling supporting device.

Background

The coal mine in China is mainly underground mining, a large number of roadways need to be excavated underground, roadway support is adopted to keep the roadways smooth and surrounding rocks stable, the important significance is provided for coal mine construction and production, the basic purpose of supporting the roadways is to alleviate and reduce the movement of the surrounding rocks, so that the section of the roadway is not excessively reduced, meanwhile, the scattered and damaged surrounding rocks are prevented from falling off, and the roadway support effect is not only dependent on the supporting force of a support, but also influenced by a series of factors such as the surrounding rock property, the mechanical property of the support, the installation density of the support, the morning and evening of the installation time of the support, the installation quality of the support and the contact mode (point contact or surface contact) with the surrounding rocks.

Traditional colliery tunnelling supporting device simple structure, equipment are installed in the colliery tunnel, and there is the rubble at tunnel top to scatter to fall and presses on equipment, if have the huge stone to fall, reaches equipment and bears the limit, and the user can not know, and follow-up equipment is consequently damaged easily, and the user is to this very vexation, so provides a colliery tunnelling supporting device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a colliery tunnelling supporting device possesses equipment and reaches to bear advantages such as upper limit early warning in advance, has solved traditional colliery tunnelling supporting device simple structure, and equipment fixing has the rubble to scatter and falls to press on equipment in the coal mine tunnel, and if there is the boulder garrulous fall, reaches equipment and bears the limit, and the user can not know, and follow-up equipment consequently destroys easily, and the user is this very vexed problem.

(II) technical scheme

For the purpose that realizes that above-mentioned equipment reaches to bear the upper limit and can early warning in advance, the utility model provides a following technical scheme: the utility model provides a coal mine tunneling support device, includes that quantity is two strutting arrangement, strutting arrangement further includes backing plate, gravity sensor, the hollow section of thick bamboo of screw thread, screw thread bull stick, extension rod, buzzer siren and controller, the top fixed mounting of backing plate has gravity sensor, gravity sensor's top fixed mounting has the hollow section of thick bamboo of screw thread, the inside movable mounting of the hollow section of thick bamboo of screw thread has the screw thread bull stick, the top fixed mounting of screw thread bull stick has one end to run through and extend to the extension rod of the hollow section of thick bamboo of screw thread top, the hollow relative one side fixed mounting of the hollow section of thick bamboo of screw thread has buzzer siren, the relative one side of buzzer siren just is located the below fixed mounting of buzzer siren and has the controller, gravity sensor and buzzer siren all are connected with the controller electricity, the left side the top fixed, the slot has been seted up on the right side of first board, the right side the top fixed mounting of extension rod has the second board, the left side of second board has been seted up and has been accepted the groove, the inside grafting of slot has one end to run through and extends to and accepts the inside butt joint plate of inslot, the movable hole that one end and slot are linked together is seted up to the bottom of first board, the bottom fixed mounting of butt joint plate has one end to run through the movable hole and extends to the pull rod of first board below, the bottom movable mounting of second board has one end to run through second board and butt joint plate and extends to the set screw of second board top.

Preferably, the inside of the hollow section of thick bamboo of screw thread is seted up with screw thread bull stick assorted screw thread chamber, the inside of the hollow section of thick bamboo of screw thread is seted up with extension rod assorted through-hole.

Preferably, backing plate, the hollow section of thick bamboo of screw thread, screw thread bull stick and extension rod are high carbon steel, the outside of the hollow section of thick bamboo of backing plate, screw thread and extension rod all plates the zinc layer.

Preferably, the first plate, the second plate and the butt plate are all made of stainless steel, and anti-skid grains are formed in the tops of the first plate and the second plate.

Preferably, the movable hole is matched with the movable range of the pull rod, and the right side of the butt-joint plate is an inclined plane.

Preferably, the second plate and the butt joint plate are both provided with threaded through holes matched with the positioning screws, the top of the second plate is fixedly provided with a positioning block matched with the positioning screws, and the bottom of the positioning block is provided with threaded grooves matched with the positioning screws.

(III) advantageous effects

Compared with the prior art, the utility model provides a colliery tunnelling supporting device possesses following beneficial effect:

this colliery tunnelling supporting device, through setting up the backing plate, gravity sensor, the hollow section of thick bamboo of screw thread, the screw thread bull stick, the extension rod, buzzer siren and controller, the user is when the user is using equipment, gravity sensor real-time supervision gravity information transmits for the controller, if reach the default in the controller, then buzzer siren is opened to the controller, the user knows the interior rubble of tunnel and scatters the upper limit that bears that has reached equipment, the user detects the country rock situation in the tunnel, avoids the damage of equipment and the emergence of accident.

Drawings

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

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the device comprises a supporting device 1, a backing plate 2, a gravity sensor 3, a threaded hollow cylinder 4, a threaded rotating rod 5, an extension rod 6, a buzzer alarm 7, a controller 8, a first plate 9, a slot 10, a second plate 11, a bearing groove 12, a butt joint plate 13, a movable hole 14, a pull rod 15 and a positioning screw 16.

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. 1-2, a coal mine tunneling support device comprises two support devices 1, the support devices 1 further comprise a backing plate 2, a gravity sensor 3, a threaded hollow cylinder 4, a threaded rotating rod 5, an extension rod 6, a buzzer alarm 7 and a controller 8, the gravity sensor 3 is fixedly installed at the top of the backing plate 2, the threaded hollow cylinder 4 is fixedly installed at the top of the gravity sensor 3, the threaded rotating rod 5 is movably installed inside the threaded hollow cylinder 4, the extension rod 6 with one end penetrating through and extending above the threaded hollow cylinder 4 is fixedly installed at the top of the threaded rotating rod 5, the backing plate 2, the threaded hollow cylinder 4, the threaded rotating rod 5 and the extension rod 6 are all made of high carbon steel, zinc layers are plated outside the backing plate 2, the threaded hollow cylinder 4 and the extension rod 6, a threaded cavity matched with the threaded rotating rod 5 is formed inside the threaded hollow cylinder 4, a through hole matched with the extension rod 6 is formed in the threaded hollow cylinder 4, a buzzer alarm 7 is fixedly arranged on one opposite side of the threaded hollow cylinder 4, a controller 8 is fixedly arranged on one opposite side of the buzzer alarm 7 and below the buzzer alarm 7, the gravity sensor 3 and the buzzer alarm 7 are both electrically connected with the controller 8, a first plate 9 is fixedly arranged on the top of the left extension rod 6, a slot 10 is formed in the right side of the first plate 9, a second plate 11 is fixedly arranged on the top of the right extension rod 6, a bearing groove 12 is formed in the left side of the second plate 11, a butt joint plate 13 with one end penetrating through and extending into the bearing groove 12 is inserted in the slot 10, the first plate 9, the second plate 11 and the butt joint plate 13 are all made of stainless steel, anti-skid grains are formed in the tops of the first plate 9 and the second plate 11, a movable range of the movable hole 14 is matched with a pull rod 15, the right side of the butt joint plate 13 is an inclined plane, the bottom of the first plate 9 is provided with a movable hole 14 with one end communicated with the slot 10, the bottom of the butt joint plate 13 is fixedly provided with a pull rod 15 with one end penetrating through the movable hole 14 and extending to the lower part of the first plate 9, the bottom of the second plate 11 is movably provided with a positioning screw 16 with one end penetrating through the second plate 11 and the butt joint plate 13 and extending to the upper part of the second plate 11, the inside of the second plate 11 and the butt joint plate 13 are both provided with a thread through hole matched with the positioning screw 16, the top of the second plate 11 is fixedly provided with a positioning block matched with the positioning screw 16, the bottom of the positioning block is provided with a thread groove matched with the positioning screw 16, and when a user uses the device, the gravity sensor 3 monitors gravity information in real time and transmits the gravity information to the controller 8, if reach the default in the controller 8, then the buzzer siren 7 is opened to controller 8, and the user knows the interior rubble of tunnel and scatters and has reached the upper limit that bears of equipment, and the user detects the surrounding rock situation in the tunnel, avoids the damage of equipment and the emergence of accident.

To sum up, the coal mine tunneling support device is provided with the base plate 2, the gravity sensor 3, the threaded hollow cylinder 4, the threaded rotating rod 5, the extension rod 6, the buzzer alarm 7 and the controller 8, when a user uses the device, the gravity sensor 3 monitors the gravity information in real time and transmits the gravity information to the controller 8, if the preset value in the controller 8 is reached, the controller 8 starts the buzzer alarm 7, the user knows that the broken stone scattering in the roadway reaches the bearing upper limit of the equipment, the user detects the surrounding rock condition in the roadway, the damage and the accident of the equipment are avoided, the problems that the traditional coal mine tunneling support device is simple in structure, the equipment is arranged in a coal mine roadway, broken stones scattered on the top of the roadway are pressed on the equipment are solved, if the huge stones are broken down, the limit of the equipment bearing is reached, and the user cannot know that the subsequent equipment is easy to damage, so that the user is very annoying.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a colliery tunnelling supporting device, is strutting arrangement (1) of two including quantity, its characterized in that: the supporting device (1) further comprises a base plate (2), a gravity sensor (3), a thread hollow cylinder (4), a thread rotating rod (5), an extension rod (6), a buzzer alarm (7) and a controller (8), wherein the gravity sensor (3) is fixedly installed at the top of the base plate (2), the thread hollow cylinder (4) is fixedly installed at the top of the gravity sensor (3), the thread rotating rod (5) is movably installed inside the thread hollow cylinder (4), the extension rod (6) with one end penetrating through and extending to the upper side of the thread hollow cylinder (4) is fixedly installed at the top of the thread rotating rod (5), the buzzer alarm (7) is fixedly installed at one side opposite to the thread hollow cylinder (4), the controller (8) is fixedly installed at one side opposite to the buzzer alarm (7) and below the buzzer alarm (7), gravity sensor (3) and buzzer siren (7) all are connected with controller (8) electricity, the left side the top fixed mounting of extension rod (6) has first board (9), slot (10) have been seted up on the right side of first board (9), the right side the top fixed mounting of extension rod (6) has second board (11), accept groove (12) have been seted up in the left side of second board (11), the inside grafting of slot (10) has one end to run through and extend to and accept inside butt joint plate (13) of groove (12), movable hole (14) that one end and slot (10) are linked together have been seted up to the bottom of first board (9), the bottom fixed mounting of butt joint plate (13) has one end to run through movable hole (14) and extend to pull rod (15) of first board (9) below, the bottom movable mounting of second board (11) has one end to run through second board (11) and butt joint plate (13) and extends to second board (11) top location screw (16) ).

2. A coal mine tunnelling support device as defined in claim 1, in which: the hollow section of thick bamboo of screw thread (4) inside seted up with screw thread bull stick (5) assorted screw thread chamber, the hollow section of thick bamboo of screw thread (4) inside seted up with extension rod (6) assorted through-hole.

3. A coal mine tunnelling support device as defined in claim 1, in which: the base plate (2), the hollow cylinder of screw thread (4), the screw thread bull stick (5) and the extension rod (6) are high-carbon steel, the outside of the hollow cylinder of screw thread (4) and the extension rod (6) has all plated the zinc layer.

4. A coal mine tunnelling support device as defined in claim 1, in which: the first plate (9), the second plate (11) and the butt plate (13) are all made of stainless steel, and anti-skid grains are formed in the tops of the first plate (9) and the second plate (11).

5. A coal mine tunnelling support device as defined in claim 1, in which: the movable hole (14) is matched with the movable range of the pull rod (15), and the right side of the butt joint plate (13) is an inclined plane.

6. A coal mine tunnelling support device as defined in claim 1, in which: the thread through hole matched with the positioning screw (16) is formed in the second plate (11) and the butt joint plate (13), the positioning block matched with the positioning screw (16) is fixedly mounted at the top of the second plate (11), and a thread groove matched with the positioning screw (16) is formed in the bottom of the positioning block.