CN218177260U

CN218177260U - Ventilation safety monitoring equipment for coal mine

Info

Publication number: CN218177260U
Application number: CN202222073319.XU
Authority: CN
Inventors: 张志荣; 王晓军; 安东
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-12-30
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a ventilation safety monitoring equipment for coal mine relates to the relevant technical field of ventilation safety monitoring equipment, including the ventilation cover, the top rigid coupling of ventilation cover has the alarm, be fixed with velocity of wind sensor through the connecting rod on one side inner wall of ventilation cover, be fixed with the singlechip on the opposite side inner wall of ventilation cover, it is equipped with the perpendicular cross-section and is the inserted block of inversion "T" shape structure to insert all the activities on the both sides inner wall of ventilation cover, the slot with inserted block matched with has all been seted up on the both sides inner wall of ventilation cover, this ventilation safety monitoring equipment for coal mine, be different from prior art, utilize velocity of wind sensor, the singlechip, the alarm, can be under the condition that motor one damaged, can make the alarm report to the police, and then can in time remind the staff to change motor one, avoid motor one to stop the function, and take place the problem that poisonous gases such as carbon monoxide, carbon dioxide, nitrogen dioxide, sulfur dioxide, hydrogen sulfide, methane can not in time be discharged in the mine.

Description

Ventilation safety monitoring equipment for coal mine

Technical Field

The utility model relates to a ventilation safety supervisory equipment correlation technique field specifically is a ventilation safety supervisory equipment for coal mine.

Background

The mine ventilation is one of the most main technical means for ensuring the mine safety, the mine must be provided with a complete and independent ventilation system, the mine yield must be checked according to the actual air quantity, namely, whether the production is determined by wind or not, whether the ventilation system of the mine is reasonable or not plays an important role in the condition of the ventilation of the whole mine and whether the safety production of the mine can be ensured or not, meanwhile, the ventilation cost is reduced on the premise of ensuring the safety production, the economy and reasonability are sought, and the ventilation machine is mainly arranged in the mine ventilation system in the mine construction process.

At present, the ventilation blower is as a ventilation equipment for guaranteeing mine safety ventilation, however on current ventilation equipment, it carries out the structure of reporting to the police when being used for damaging the ventilation blower not to set up, lead to the ventilation blower fan to stop the function, make carbon monoxide in the mine, carbon dioxide, nitrogen dioxide, sulfur dioxide, hydrogen sulfide, toxic gases such as methane can not in time discharge, will seriously threaten workman's in the well life constitution, secondly, inconvenient exhaust fan after damaging is torn open and is changed down the maintenance, it is comparatively inconvenient to use, for this reason, we propose a ventilation safety monitoring equipment for coal mine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilation safety monitoring equipment for coal mine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a ventilation safety monitoring device for coal mines comprises a ventilation sleeve, wherein an alarm is fixedly connected to the top end of the ventilation sleeve, a wind speed sensor is fixed to the inner wall of one side of the ventilation sleeve through a connecting rod, a single chip microcomputer is fixed to the inner wall of the other side of the ventilation sleeve, insertion blocks with inverted T-shaped vertical sections are movably inserted into the inner walls of the two sides of the ventilation sleeve, insertion slots matched with the insertion blocks are formed in the inner walls of the two sides of the ventilation sleeve, a same supporting plate is fixed between the two insertion blocks, a first motor is fixed to one side wall of the supporting plate, an output shaft of the first motor penetrates through the supporting plate and is fixedly connected with a fan blade assembly, clamping assemblies are connected between the insertion blocks and the ventilation sleeve, and an adjusting assembly is installed at an air exhaust port of the ventilation sleeve, which is far away from the first motor;

the clamping assembly comprises an L-shaped clamping rod clamped on one side wall of the inserting block, one end of the L-shaped clamping rod is provided with a first inclined plane, one end of the inserting block is provided with a second inclined plane matched with the first inclined plane, the L-shaped clamping rod is movably inserted into the ventilation sleeve, a spring is connected between one side wall of the L-shaped clamping rod and the outer side of the ventilation sleeve, and a bayonet matched with the one end of the L-shaped clamping rod inclined plane is arranged on one side wall of the inserting block.

As preferred, air velocity transducer's output and the input electric connection of singlechip, the output of singlechip and the input electric connection of alarm, the model of air velocity transducer, singlechip and alarm can be customized according to the in-service use condition.

Preferably, the adjusting assembly comprises a connecting frame fixed at an air inlet of the ventilation sleeve, two hinge plates I symmetrically arranged are connected in the connecting frame in a rotating mode, two ends of each hinge plate I are rotatably connected in the connecting frame through a rotating shaft, and the two hinge plates I are rotatably connected in the connecting frame through the rotating shaft I and the connecting frame to form a rotating structure.

Preferably, the outer sides of the first hinge plates are hinged with a second hinge plate, the outer sides of the second hinge plates are hinged with a third hinge plate, the outer sides of the third hinge plates are hinged with a fourth hinge plate, and the first hinge plates, the second hinge plates, the third hinge plates and the fourth hinge plates form a hinge door.

Preferably, two ends of the hinge plate IV are rotatably connected to the outer sides of the sliding blocks with the cross sections in the T-shaped structures through the rotating shaft II, sliding grooves matched with the two sliding blocks are formed in the inner walls of the two sides of the connecting frame, and the sliding blocks with the cross sections in the T-shaped structures are more stable when the sliding blocks slide.

Preferably, one of the two sliding blocks in the sliding groove is connected with the same bidirectional screw rod in a spiral transmission mode, the bidirectional screw rod is connected in the sliding groove in a rotating mode, the top end of the bidirectional screw rod extends to the top of the ventilation sleeve and is fixedly connected with a second motor, the second motor can drive the bidirectional screw rod to rotate, the two sliding blocks can move away from each other or move towards each other, and accordingly ventilation of the air inlet can be adjusted.

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

1. by utilizing the wind speed sensor, the single chip microcomputer and the alarm, the alarm can give an alarm under the condition that the first motor is damaged, so that a worker can be reminded of replacing the first motor in time, and the problem that toxic gases such as carbon monoxide, carbon dioxide, nitrogen dioxide, sulfur dioxide, hydrogen sulfide, methane and the like in a mine cannot be discharged in time due to the fact that the first motor stops operating is solved;

2. the clamping assembly is utilized, the damaged motor I can be conveniently dismounted and overhauled, a screw bolt is not needed to be dismounted, and convenience is brought to overhaul;

3. utilize adjusting part, can adjust ventilation sleeve air exit department air volume size, and then conveniently adjust the use according to the ventilation condition of difference, application range is wide.

Drawings

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

FIG. 2 is a schematic structural view of each component inside the ventilation sleeve of the present invention;

FIG. 3 is a schematic structural view of a portion of the adjusting assembly of the present invention;

FIG. 4 is a schematic structural view of another portion of the adjusting assembly of the present invention;

fig. 5 is a schematic structural view of the clamping assembly of the present invention.

In the figure: 1. a ventilation sleeve; 2. an alarm; 3. a connecting rod; 31. a wind speed sensor; 4. a single chip microcomputer; 5. inserting a block; 51. a support plate; 52. a first motor; 53. a fan blade assembly; 6. a clamping assembly; 601. an L-shaped clamping rod; 602. a bayonet; 603. a spring; 7. an adjustment assembly; 701. a connecting frame; 702. a first rotating shaft; 703. a first hinged plate; 704. a second hinge plate; 705. a third hinge plate; 706. a hinge plate IV; 707. a second rotating shaft; 708. a slider; 709. a bidirectional screw; 710. and a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a ventilation safety monitoring device for coal mines comprises a ventilation sleeve 1, wherein an alarm 2 is fixedly connected to the top end of the ventilation sleeve 1, a wind speed sensor 31 is fixed to the inner wall of one side of the ventilation sleeve 1 through a connecting rod 3, a single chip microcomputer 4 is fixed to the inner wall of the other side of the ventilation sleeve 1, inserting blocks 5 with inverted T-shaped vertical cross sections are movably inserted into the inner walls of two sides of the ventilation sleeve 1, inserting slots matched with the inserting blocks 5 are formed in the inner walls of two sides of the ventilation sleeve 1, a same supporting plate 51 is fixed between the two inserting blocks 5, a motor 52 is fixed to one side wall of the supporting plate 51, an output shaft of the motor 52 penetrates through the supporting plate 51 and is fixedly connected with a fan blade assembly 53, a clamping assembly 6 is connected between each inserting block 5 and the ventilation sleeve 1, the output end of the wind speed sensor 31 is electrically connected with the input end of the single chip microcomputer 4, the output end of the single chip microcomputer 4 is electrically connected with the input end of the alarm 2, and the models of the wind speed sensors 31, 4 and the alarm 2 can be customized according to actual use conditions; the clamping assembly 6 comprises an L-shaped clamping rod 601 clamped on one side wall of the inserting block 5, one end of the L-shaped clamping rod 601 is provided with a first inclined surface, one end of the inserting block 5 is provided with a second inclined surface matched with the first inclined surface, the L-shaped clamping rod 601 is movably inserted into the ventilation sleeve 1, a spring 603 is connected between one side wall of the L-shaped clamping rod 601 and the outer side of the ventilation sleeve 1, and one side wall of the inserting block 5 is provided with a bayonet 602 matched with one end of the inclined surface of the L-shaped clamping rod 601.

The adjusting assembly 7 is installed at the air outlet of the ventilation sleeve 1 far away from the first motor 52, the adjusting assembly 7 comprises a connecting frame 701 fixed at the air inlet of the ventilation sleeve 1, two symmetrically-arranged hinge plates 703 are rotatably connected in the connecting frame 701, two ends of the two hinge plates 703 are rotatably connected in the connecting frame 701 through a first rotating shaft 702, the two hinge plates 703 are both in a rotating structure with the connecting frame 701 through the first rotating shaft 702, the outer sides of the hinge plates 703 are both hinged with a hinge plate second 704, the outer sides of the hinge plates second 704 are both hinged with a hinge plate third 705, the outer sides of the hinge plates third 705 are all hinged with a hinge plate fourth 706, the hinge plates first 703, the hinge plate second hinge plate 704, the hinge plate third 705 and the hinge plate fourth 706 form a hinged door, two ends of the four hinged plates 706 are rotatably connected to the outer side of the sliding block 708 with the cross section of a T-shaped structure through the second rotating shaft 707, sliding grooves matched with the two sliding blocks 708 are formed in the inner walls of the two sides of the connecting frame 701, the sliding block 708 with the cross section of a T-shaped structure is more stable when the sliding block 708 slides, the two sliding blocks 708 in one sliding groove are connected with the same bidirectional lead screw 709 in a spiral transmission mode, the bidirectional lead screw 709 is rotatably connected in the sliding grooves, the top end of the bidirectional lead screw extends to the top of the ventilation sleeve 1, the second motor 710 is fixedly connected with the second motor 710, the second motor 710 can drive the bidirectional lead screw 709 to rotate, the two sliding blocks 708 can deviate from and move or move oppositely, and the ventilation of the air inlet can be adjusted.

This scheme, when using, with ventilation cover 1 fixed mounting in the vent department in coal mine, and through starting motor one 52, and then make flabellum subassembly 53 rotate, and can be to the carbon monoxide that produces in the mine, carbon dioxide, nitrogen dioxide, sulfur dioxide, hydrogen sulfide, toxic gases such as methane discharge, when motor one 52 damages, and then make air velocity transducer 31 will sense data transfer and give singlechip 4, singlechip 4 is handled, can transmit the instruction and give alarm 2, make alarm 2 give the warning suggestion, secondly, when needing to dismantle motor one 52, two L shape kellies 601 of accessible pulling, and then make spring 603 all stretched, and make the one end of L shape kellies 601 all break away from in the bayonet 602 that corresponds, then make the convenience take out two inserted blocks 5, and conveniently dismantle change or overhaul motor one 52, moreover, when needing to adjust the size of air volume, accessible starts motor two 710, and then two-way lead screw 709 rotates, because two-way lead screw 709 is connected with two slider screw drive, and then the convenient air volume that the vent department can adjust ventilation cover 1, make the air volume of airing exhaust to adjust according to the wide application range.

It should be noted that, in this document, relational terms such as first and second, and the like are 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.

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 ventilation safety supervisory equipment for coal mine, includes ventilation cover (1), its characterized in that: the top end of the ventilation sleeve (1) is fixedly connected with an alarm (2), an air velocity sensor (31) is fixed on the inner wall of one side of the ventilation sleeve (1) through a connecting rod (3), a single chip microcomputer (4) is fixed on the inner wall of the other side of the ventilation sleeve (1), inserting blocks (5) with vertical sections in an inverted T-shaped structure are movably inserted into the inner walls of two sides of the ventilation sleeve (1), inserting slots matched with the inserting blocks (5) are formed in the inner walls of two sides of the ventilation sleeve (1), a same supporting plate (51) is fixed between the two inserting blocks (5), a motor I (52) is fixed on one side wall of the supporting plate (51), an output shaft of the motor I (52) penetrates through the supporting plate (51) and is fixedly connected with a fan blade assembly (53), a clamping assembly (6) is connected between each inserting block (5) and the ventilation sleeve (1), and an adjusting assembly (7) is installed at an air outlet, far away from the motor I (52), of the ventilation sleeve (1);

chucking subassembly (6) including joint L shape kelly (601) on inserted block (5) a lateral wall, the one end of L shape kelly (601) is equipped with inclined plane one, the one end of inserted block (5) be equipped with inclined plane one matched with inclined plane two, L shape kelly (601) activity is inserted and is established on ventilation cover (1), be connected with spring (603) between a lateral wall of L shape kelly (601) and the outside of ventilation cover (1), offer on the lateral wall of inserted block (5) with L shape kelly (601) inclined plane one-end matched with bayonet socket (602).

2. A ventilation safety monitoring device for coal mines as set forth in claim 1, wherein: the output end of the wind speed sensor (31) is electrically connected with the input end of the single chip microcomputer (4), and the output end of the single chip microcomputer (4) is electrically connected with the input end of the alarm (2).

3. A ventilation safety monitoring device for coal mines as set forth in claim 1, wherein: the adjusting assembly (7) comprises a connecting frame (701) fixed at an air inlet of the ventilating sleeve (1), two symmetrically arranged hinged plates I (703) are rotationally connected in the connecting frame (701), and two ends of the hinged plates I (703) are rotationally connected in the connecting frame (701) through rotating shafts I (702).

4. A ventilation safety monitoring device for coal mines as set forth in claim 3, wherein: the outer sides of the first hinge plates (703) are hinged to a second hinge plate (704), the outer sides of the second hinge plates (704) are hinged to a third hinge plate (705), and the outer sides of the third hinge plates (705) are hinged to a fourth hinge plate (706).

5. The ventilation safety monitoring device for the coal mine according to claim 4, characterized in that: two the both ends of articulated slab four (706) all rotate through pivot two (707) and connect in the slider (708) outside that the cross section is "T" shape structure, all offer the spout with two slider (708) matched with on the both sides inner wall of connecting frame (701).

6. The ventilation safety monitoring device for the coal mine according to claim 5, characterized in that: one of the two sliding blocks (708) in the sliding groove are connected with the same bidirectional lead screw (709) in a spiral transmission mode, the bidirectional lead screw (709) is connected in the sliding groove in a rotating mode, the top end of the bidirectional lead screw extends to the top of the ventilation sleeve (1), and a second motor (710) is fixedly connected to the top end of the bidirectional lead screw.