CN213275481U

CN213275481U - Gas concentration monitoring device convenient to it is fixed for coal mining

Info

Publication number: CN213275481U
Application number: CN202021293589.6U
Authority: CN
Inventors: 毛亮; 李敏; 王童飞; 欧邦芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-05-25
Anticipated expiration: 2030-07-06

Abstract

The utility model relates to the technical field of mining equipment, and discloses a coal mining gas concentration monitoring device convenient to fix, which comprises a shell, a detector body and a box body, wherein electric hydraulic cylinders are respectively arranged on the left side and the right side of the top of an inner cavity of the shell, an output shaft of each electric hydraulic cylinder is bolted with a fixed plate, a motor is arranged on the top of each fixed plate, and rotating rods are respectively rotatably connected on the left side and the right side of the bottom of each fixed plate; the utility model discloses the staff of being convenient for fixes equipment itself and ground to avoid the displacement to appear when stewing by itself, and can protect the detector, make the detector not fragile when the operation, improved the device's protectiveness, solved some current gas concentration monitoring devices and can't fix with ground when stewing, displacement phenomenon easily appears under the comparatively complicated topography of mine, and the detector of device exposes in the outside, and lack the problem of safeguard measure.

Description

Gas concentration monitoring device convenient to it is fixed for coal mining

Technical Field

The utility model relates to a mining equipment technical field specifically is a gas concentration monitoring devices for coal mining convenient to it is fixed.

Background

The gas is formed by decomposing cellulose and organic matters through the action of anaerobic bacteria at the initial stage of stacking ancient plants into coal, the main component of the gas is methane, the methane is colorless and tasteless toxic gas, and when the concentration of the methane in a limited space exceeds a certain proportion, the gas can explode, so the concentration of the methane in a coal mine needs to be monitored at any moment.

For example, the Chinese patent No. CN209372850U discloses a coal mine gas concentration monitoring device, which can carry a detector to detect the gas concentration in a mine in the moving process, reduces the burden of workers, but has defects, it can not be fixed with the ground when standing still, simultaneously, the terrain inside the mine is complex, the device is easy to displace and has potential safety hazard, and simultaneously, the detector is exposed outside and lacks of protective measures, in the face of a complex environment in a mine, such as a small rockfall hitting detector, the detector is easy to damage, so that a worker can conveniently fix the equipment with the ground, and avoid self to appear the displacement when stewing, and can protect the detector, make the detector difficult fragile gas concentration monitoring devices solve this problem when the operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas concentration monitoring devices for coal mining convenient to it is fixed with equipment itself and ground, and avoid itself the displacement to appear when stewing, and can protect the detector, it is not fragile to make the detector when the operation, it can't be fixed with ground when stewing to have solved some current gas concentration monitoring devices, the displacement phenomenon easily appears under the comparatively complicated topography of mine, and the detector of device exposes in the outside, and lack safeguard measure's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a gas concentration monitoring device convenient to fix for coal mining comprises a shell, a detector body and a box body, wherein electric hydraulic cylinders are respectively arranged on the left side and the right side of the top of an inner cavity of the shell, an output shaft of each electric hydraulic cylinder is in bolted connection with a fixed plate, a motor is arranged at the top of the fixed plate, rotating rods are respectively in rotational connection with the left side and the right side of the bottom of the fixed plate, an output shaft of the motor penetrates through the fixed plate and is in belt transmission connection with the rotating rods, a drill bit is in bolted connection with the bottom of each rotating rod, a through groove is formed in the bottom of the shell, a transverse plate is arranged above the left side of the top of the shell, supporting columns are in bolted connection with four corners of the bottom of the transverse plate, the bottom of each supporting column is in bolted connection with the surface of the shell, the box body is in bolted, the top of connecting plate bonds and has the shock pad, and the detector body is installed at the top of shock pad, all install the dust screen around the box.

Preferably, the top of the box body is hinged with a top cover, and a handle is bolted to the left side of the top cover.

Preferably, a groove is formed in the left side of the top of the box body, a magnet is installed in the groove, and the top cover is made of a metal material.

Preferably, the bottom of the box body is provided with a through hole, and the bottom end of the through hole extends to the bottom of the transverse plate.

Preferably, the right side bolt at casing top has the montant, the alarm lamp is installed to the top on montant surface, and the alarm lamp uses with the detector body is mutually supported.

Preferably, the left width and the right width of the through groove are larger than the left width and the right width of the fixing plate, and a space exists between the fixing plate and the inner wall of the through groove.

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

the utility model discloses the staff of being convenient for fixes equipment itself and ground to avoid the displacement to appear when stewing by itself, and can protect the detector, make the detector not fragile when the operation, improved the device's protectiveness, solved some current gas concentration monitoring devices and can't fix with ground when stewing, displacement phenomenon easily appears under the comparatively complicated topography of mine, and the detector of device exposes in the outside, and lack the problem of safeguard measure.

Drawings

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

FIG. 2 is a front sectional view of the structure of the case of the present invention;

FIG. 3 is a perspective view of the box body of the present invention;

fig. 4 is an enlarged view of a portion a of fig. 2 according to the present invention.

In the figure: 1. a housing; 2. a detector body; 3. a box body; 4. an electric hydraulic cylinder; 5. a fixing plate; 6. a motor; 7. a rotating rod; 8. a drill bit; 9. a through groove; 10. a dust screen; 11. a support pillar; 12. a transverse plate; 13. a connecting plate; 14. a shock pad; 15. a top cover; 16. a handle; 17. a groove; 18. a magnet; 19. a through hole; 20. a vertical rod; 21. an alarm lamp; 22. a shock absorber.

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, a coal mining gas concentration monitoring device convenient to fix comprises a shell 1, a detector body 2 and a box body 3, wherein electric hydraulic cylinders 4 are respectively installed on the left side and the right side of the top of an inner cavity of the shell 1, an output shaft of each electric hydraulic cylinder 4 is bolted with a fixed plate 5, a motor 6 is installed on the top of each fixed plate 5, rotating rods 7 are respectively rotatably connected on the left side and the right side of the bottom of each fixed plate 5, an output shaft of each motor 6 penetrates through each fixed plate 5 and is in transmission connection with each rotating rod 7 through a belt, a drill bit 8 is bolted on the bottom of each rotating rod 7, a through groove 9 is formed in the bottom of the shell 1, a transverse plate 12 is arranged above the left side of the top of the shell 1, supporting columns 11 are respectively bolted on four corners of the bottom of the transverse plate 12, the bottom of each supporting column 11 is bolted with the, connecting plate 13 has been bolted at the top of bumper shock absorber 22, connecting plate 13's top bonds there is the shock pad 14, and detector body 2 installs the top at shock pad 14, dust screen 10 all is installed all around to box 3, the device is convenient for the staff and fixes equipment itself with ground, and avoid the displacement to appear when stewing oneself, and can protect the detector, it is not fragile to make the detector when the operation, the device's protectiveness has been improved, it can't be fixed with ground when stewing to have solved some current gas concentration monitoring devices, the displacement phenomenon easily appears under the comparatively complicated topography of mine, and the detector of device exposes in the outside, and lack safeguard measure's problem.

Referring to fig. 1-3, a top cover 15 is hinged to the top of the box body 3, a handle 16 is bolted to the left side of the top cover 15, and the detector body 2 inside the box body 3 can be disassembled and assembled by opening the top cover 15 through the arrangement of the top cover 15 and the handle 16.

Referring to fig. 2 and 4, a groove 17 is formed in the left side of the top of the box body 3, a magnet 18 is installed inside the groove 17, the top cover 15 is made of a metal material, and the magnet 18 can adsorb the top cover 15 when the top cover 15 is closed through the arrangement of the groove 17 and the magnet 18, so that the top cover 15 is fixed.

Referring to fig. 2, a through hole 19 is formed in the bottom of the box 3, and the bottom end of the through hole 19 extends to the bottom of the transverse plate 12, so that the worker can conveniently introduce the lead of the detector body 2 into the box 3 through the through hole 19.

Please refer to fig. 1, a vertical rod 20 is bolted on the right side of the top of the housing 1, an alarm lamp 21 is installed above the surface of the vertical rod 20, and the alarm lamp 21 is matched with the detector body 2 for use, so that the alarm lamp 21 is turned on to give an alarm when the detector detects that the gas concentration is too high through the vertical rod 20 and the alarm lamp 21.

Referring to fig. 1, the left and right widths of the through slot 9 are greater than the left and right widths of the fixing plate 5, and a space exists between the fixing plate 5 and the inner wall of the through slot 9, so that the fixing plate 5 is prevented from contacting the inner wall of the through slot 9 during the up-and-down movement.

The working principle is as follows: when the device is in standing, the device needs to be fixed with the ground, firstly, a motor 6 is started to drive a rotating rod 7 and a drill bit 8 to start rotating together, then, an electric hydraulic cylinder 4 is started, an output shaft of the electric hydraulic cylinder extends and drives a fixing plate 5 to move downwards, the rotating rod 7 and the drill bit 8 move downwards together, then, the drill bit 8 moves downwards and simultaneously drills into the ground, then, the motor 6 and the electric hydraulic cylinder 4 are stopped, at the moment, the device is fixed with the ground through the drill bit 8, the device cannot displace when in standing, and potential safety hazards are reduced; because the detector body 2 is positioned in the box 3, and the dust screen 10 is arranged to enable outside air to enter the box 3, the detector body 2 is protected under the condition that the work of the detector body 2 is not influenced, and meanwhile, the shock absorption pads 14 and the shock absorbers 22 are arranged, so that the influence of outside impact on the detector can be reduced, and the protection performance of the device is improved.

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 gas concentration monitoring devices for coal mining convenient to it is fixed, includes casing (1), detector body (2) and box (3), its characterized in that: the hydraulic cylinder (4) is installed on the left side and the right side of the top of an inner cavity of the shell (1), an output shaft of the hydraulic cylinder (4) is bolted with a fixed plate (5), a motor (6) is installed on the top of the fixed plate (5), the left side and the right side of the bottom of the fixed plate (5) are rotatably connected with rotating rods (7), an output shaft of the motor (6) penetrates through the fixed plate (5) and is connected with the rotating rods (7) through belt transmission, a drill bit (8) is bolted on the bottom of the rotating rods (7), a through groove (9) is formed in the bottom of the shell (1), a transverse plate (12) is arranged above the left side of the top of the shell (1), supporting columns (11) are bolted on four corners of the bottom of the transverse plate (12), the bottom of each supporting column (11) is bolted on the surface of the shell (1), and the box body (3, a plurality of bumper shock absorber (22) are installed to the bottom of box (3) inner chamber, the top bolt joint of bumper shock absorber (22) has connecting plate (13), the top of connecting plate (13) bonds and has shock pad (14), and installs the top at shock pad (14) in detector body (2), all install dust screen (10) around box (3).

2. A coal mining gas concentration monitoring device convenient to fix according to claim 1, characterized in that: the top of the box body (3) is hinged with a top cover (15), and a handle (16) is bolted to the left side of the top cover (15).

3. A coal mining gas concentration monitoring device convenient to fix as defined in claim 2, wherein: a groove (17) is formed in the left side of the top of the box body (3), a magnet (18) is installed inside the groove (17), and the top cover (15) is made of a metal material.

4. A coal mining gas concentration monitoring device convenient to fix according to claim 1, characterized in that: the bottom of the box body (3) is provided with a through hole (19), and the bottom end of the through hole (19) extends to the bottom of the transverse plate (12).

5. A coal mining gas concentration monitoring device convenient to fix according to claim 1, characterized in that: the right side bolt at casing (1) top has connect montant (20), alarm lamp (21) are installed to the top on montant (20) surface, and alarm lamp (21) and detector body (2) use of mutually supporting.

6. A coal mining gas concentration monitoring device convenient to fix according to claim 1, characterized in that: the left width and the right width of the through groove (9) are larger than the left width and the right width of the fixing plate (5), and a space is reserved between the fixing plate (5) and the inner wall of the through groove (9).