CN212716712U

CN212716712U - Ventilation safety monitoring equipment for coal mine

Info

Publication number: CN212716712U
Application number: CN202021348241.2U
Authority: CN
Inventors: 王合忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-03-16
Anticipated expiration: 2030-07-10

Abstract

A ventilation safety monitoring device for a coal mine comprises a mounting box, a fan, a cleaning assembly, a monitoring assembly and a mounting assembly; the fan, the cleaning assembly, the monitoring assembly and the mounting assembly are arranged on the mounting box. The utility model has the advantages that the cleaning component is arranged, so that dust in the mine is prevented from being rolled up when the fan operates in a coal mine, the working environment of workers is polluted, and the normal work of the fan is prevented from being influenced; through the structure of the bevel gear, the single driving piece can complete two movements, so that the filtering piece can move up and down in the sliding groove, turbulence is caused to air, raised dust is avoided, the surface of the filtering piece is cleaned, and the filtering piece is prevented from being blocked; the monitoring component is arranged, and wind power generated by the fan is utilized, so that the alarm is controlled according to the wind quantity generated by the fan, and whether the fan normally operates or whether the wind quantity generated by the fan meets the safety production requirement is monitored; set up the sound insulating part, avoid the noise to produce the echo in the coal mine, produce adverse effect to the staff.

Description

Ventilation safety monitoring equipment for coal mine

Technical Field

The utility model relates to a mine ventilation technical field especially relates to a ventilation safety supervisory equipment for coal mine.

Background

The ventilation of the coal mine is one of the main technical means for ensuring the safe production of the coal mine, can dilute harmful gases such as underground carbon monoxide, carbon dioxide, nitrogen dioxide, sulfur dioxide, hydrogen sulfide, methane and the like and supply enough fresh air to the underground, and has important significance for ensuring the safe production, adjusting the underground climate and creating a good working environment. The ventilator is used as an important facility in a ventilation system of a coal mine, if the ventilation system is influenced by various external environmental factors to cause equipment failure, the ventilator cannot ventilate normally or the wind speed is too low, and the like, harmful gas in the coal mine can be easily discharged in time, the life of underground personnel can be threatened, and the safety production of the coal mine is influenced.

Most problems possibly occurring in mine ventilation are solved in the prior art at present, but when the ventilator operates in a coal mine, dust in the mine can be rolled up by wind power, the working environment of workers is polluted, and the normal work of the ventilator is influenced; the air quantity generated by the fan cannot be effectively monitored, and whether the fan normally operates or whether the air quantity generated by the fan meets the safety production requirement cannot be controlled; the existing ventilator has high noise in a working state, and has adverse effect on the health of workers in a mine.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to solve the technical problems in the background art, the utility model provides a ventilation safety monitoring device for coal mine, which is provided with a cleaning component to prevent the dust in the mine from rolling up when a fan operates in the coal mine, so as to pollute the working environment of workers and influence the normal work of the fan; through the structure of the bevel gear, a single driving piece can complete two movements, so that the filtering piece can move up and down in the sliding groove, turbulence is caused to air, raised dust is avoided, and impurities on the filtering piece are prevented from being accumulated; the cleaning piece is arranged to clean the surface of the filtering piece synchronously, so that the working efficiency of the filtering piece is further improved, and the filtering piece is prevented from being blocked; the position of the conducting strip is controlled by setting the monitoring component and utilizing wind power generated by the fan, so that the alarm is controlled according to the wind quantity generated by the fan, whether the fan normally operates or not is monitored, or whether the wind quantity generated by the fan meets the safety production requirement or not is monitored; through setting up the sound insulating part, reduce the utility model discloses the noise that produces at the during operation avoids the noise to produce the echo in coal mine, produces adverse effect to the staff.

(II) technical scheme

The utility model provides a ventilation safety monitoring device for coal mine, which comprises a mounting box, a fan, a cleaning component, a monitoring component and a mounting component; the fan, the cleaning component, the monitoring component and the mounting component are arranged on the mounting box; the cleaning assembly comprises a filtering piece, a convex rod, a rotating seat, a first bevel gear, a second bevel gear, a lead screw, a sliding sleeve, a cleaning piece and a driving piece; a sliding groove is formed in the mounting box; the filtering piece is arranged in the sliding groove in a sliding manner; the rotating seat is arranged on the mounting box; the convex rod is rotationally arranged on the rotating seat, and the convex end of the convex rod is connected with one end of the filtering piece; the driving piece is connected with one end of the convex rod; the first bevel gear is connected with the other end of the convex rod; the lead screw is arranged on one side of the filter piece in parallel; the second bevel gear is arranged at one end of the screw rod and is vertically meshed with the first bevel gear; the sliding sleeve is in threaded connection with the lead screw; the cleaning piece is arranged on the sliding sleeve, and the cleaning end contacts the filter piece; the monitoring assembly comprises an alarm, a monitoring box, a guide rod, a conducting strip and a power supply; the alarm is arranged on the outer side of the mounting box and is electrically connected with the power supply; the monitoring box is arranged on the inner side of the mounting box; the guide rod, the conducting strip and the power supply are arranged in the monitoring box; the power supply is arranged on one surface of the monitoring box close to the alarm; one end of the guide rod is connected to an electrode of the power supply, and the other end of the guide rod is connected to the monitoring box; the conducting strip is connected with the guide rod in a sliding mode and forms a loop with the power supply under the state of contacting with an electrode of the power supply, and the power supply is disconnected with the alarm; the mounting assembly comprises a rotating piece and a mounting plate; the rotating piece is rotatably arranged on the mounting box; the mounting plate is arranged on the rotating piece.

Preferably, the sound insulation piece is further included; the sound insulation member is disposed in the mounting box.

Preferably, one end of the cleaning member contacting the filter member is provided with a first cleaning brush.

Preferably, the first cleaning brush is provided with a connecting rod; the other end of the connecting rod is connected with a second cleaning brush; the second cleaning brush and the first cleaning brush are respectively positioned at two sides of the filtering piece.

Preferably, the mounting box is provided with heat dissipation holes.

Preferably, the filter element is provided as a filter screen.

Preferably, the drive member is provided as an electric motor.

Preferably, the guide rod is provided as an insulator.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:

firstly, by arranging the cleaning component, dust in a mine is prevented from being rolled up when the fan operates in a coal mine, the working environment of workers is prevented from being polluted, and the normal work of the fan is prevented from being influenced; through the structure of the bevel gear, a single driving piece can complete two movements, so that the filtering piece can move up and down in the sliding groove, turbulence is caused to air, raised dust is avoided, and impurities on the filtering piece are prevented from being accumulated; the cleaning piece is arranged to clean the surface of the filtering piece synchronously, so that the working efficiency of the filtering piece is further improved, and the filtering piece is prevented from being blocked;

secondly, the position of the conducting strip is controlled by setting a monitoring component and utilizing wind power generated by the fan, so that the alarm is controlled according to the wind quantity generated by the fan, whether the fan normally operates or not is monitored, or whether the wind quantity generated by the fan meets the requirements of safe production or not is monitored;

three, through setting up the sound insulating part, reduce the utility model discloses the noise that produces at the during operation avoids the noise to produce the echo in coal mine, produces adverse effect to the staff.

Drawings

Fig. 1 is the utility model provides a ventilation safety monitoring device for coal mine's structural schematic diagram.

Fig. 2 is the utility model provides a clean subassembly's among ventilation safety monitoring equipment for coal mine structure schematic diagram.

Fig. 3 is the utility model provides a monitoring subassembly's schematic structure among ventilation safety supervisory equipment for coal mine.

Reference numerals: 1. mounting a box; 2. a fan; 3. a cleaning assembly; 4. a monitoring component; 5. mounting the component; 6. heat dissipation holes; 7. a sound insulating member; 8. a filter member; 9. a nose bar; 10. a rotating seat; 11. a first bevel gear; 12. a second bevel gear; 13. a lead screw; 14. a sliding sleeve; 15. a cleaning member; 16. a first cleaning brush; 17. a drive member; 18. an alarm; 19. a monitoring box; 20. a guide bar; 21. a conductive sheet; 22. a power source; 23. a rotating member; 24. mounting a plate; 25. a sliding groove; 26. a second cleaning brush; 27. a connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the ventilation safety monitoring device for coal mine provided by the present invention comprises a mounting box 1, a fan 2, a cleaning component 3, a monitoring component 4 and a mounting component 5; the fan 2, the cleaning component 3, the monitoring component 4 and the mounting component 5 are arranged on the mounting box 1; the cleaning component 3 comprises a filter element 8, a convex rod 9, a rotating seat 10, a first bevel gear 11, a second bevel gear 12, a lead screw 13, a sliding sleeve 14, a cleaning element 15 and a driving element 17; the mounting box 1 is provided with a sliding groove 25; the filter member 8 is slidably arranged in the sliding groove 25; the rotating seat 10 is arranged on the mounting box 1; the convex rod 9 is rotationally arranged on the rotating seat 10, and the convex end of the convex rod 9 is connected with one end of the filtering piece 8; the driving piece 17 is connected with one end of the convex rod 9; the first bevel gear 11 is connected with the other end of the convex rod 9; the lead screw 13 is arranged on one side of the filter element 8 in parallel; the second bevel gear 12 is arranged at one end of the screw rod 13 and is vertically meshed with the first bevel gear 11; the sliding sleeve 14 is in threaded connection with the lead screw 13; the cleaning member 15 is arranged on the sliding sleeve 14, and the cleaning end contacts the filter member 8; the monitoring component 4 comprises an alarm 18, a monitoring box 19, a guide rod 20, a conducting strip 21 and a power supply 22; the alarm 18 is arranged on the outer side of the mounting box 1 and is electrically connected with the power supply 22; the monitoring box 19 is arranged inside the mounting box 1; the guide rod 20, the conducting strip 21 and the power supply 22 are arranged in the monitoring box 19; the power supply 22 is arranged on one side of the monitoring box 19 close to the alarm 18; one end of the guide rod 20 is connected to the electrode of the power supply 22, and the other end is connected to the monitoring box 19; the conducting strip 21 is connected with the guide rod 20 in a sliding mode, and in the state that the conducting strip 21 is in contact with the electrode of the power supply 22, the conducting strip 21 and the power supply 22 form a loop, and the power supply 22 and the alarm 18 are disconnected; the mounting assembly 5 comprises a rotating member 23 and a mounting plate 24; the rotating piece 23 is rotatably arranged on the mounting box 1; the mounting plate 24 is provided on the rotating member 23.

In an alternative embodiment, a sound insulator 7 is also included; the sound insulator 7 is disposed in the mounting box 1.

In an alternative embodiment, the end of the cleaning member 15 contacting the filter element 8 is provided with a first cleaning brush 16.

In an alternative embodiment, the first cleaning brush 16 is provided with a connecting rod 27; the other end of the connecting rod 27 is connected with a second cleaning brush 26; the second cleaning bristles 26 and the first cleaning bristles 16 are located on both sides of the filter member 8, respectively.

In an alternative embodiment, the mounting box 1 is provided with heat dissipation holes 6.

In an alternative embodiment, the filter element 8 is provided as a filter screen.

In an alternative embodiment, the drive member 17 is provided as an electric motor.

In an alternative embodiment, the guide rod 20 is provided as an insulator.

The utility model discloses a theory of use as follows: the mounting plate 24 is rotated to a proper position and fixed in a coal mine, the fan 2 is started, and the filter element 8 filters and intercepts impurities brought in by the fan 2 after the fan 2 is started, so that the impurities are prevented from influencing the normal work of the monitoring device at the rear end of the mounting box 1; the driving piece 17 drives the convex rod 9 to rotate, so that the filtering piece 8 slides up and down in the sliding groove 25; meanwhile, the convex rod 9 drives the first bevel gear 11 to rotate, so as to drive the second bevel gear 12 to rotate, and the rotation directions of the first bevel gear 11 and the second bevel gear 12 are mutually vertical; after the screw rod 13 rotates, the sliding sleeve 14 in threaded connection with the screw rod moves, so that the first cleaning hairbrush 16 and the second cleaning hairbrush 26 clean the two sides of the filtering piece 8, and the filtering piece 8 is prevented from being blocked by impurities; after the fan 2 is normally started, the conducting strip 21 is blown to an electrode close to the power supply 22 by wind power to form a closed loop with the power supply 22, and the alarm 18 is in an open circuit state; the wind power of the fan 2 is too small, when the fan works abnormally, the conducting strip 21 returns to the other end of the guide rod 20 under the action of air pressure and is disconnected with the power supply 22, the power supply 22 and the alarm 18 form a closed loop at the moment, the alarm 18 works normally to give an alarm after being electrified, and the wind power of a worker is prompted to be too small, so that the monitoring effect is achieved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The ventilation safety monitoring equipment for the coal mine is characterized by comprising a mounting box (1), a fan (2), a cleaning component (3), a monitoring component (4) and a mounting component (5); the fan (2), the cleaning component (3), the monitoring component (4) and the mounting component (5) are arranged on the mounting box (1);

the cleaning component (3) comprises a filtering piece (8), a convex rod (9), a rotating seat (10), a first bevel gear (11), a second bevel gear (12), a lead screw (13), a sliding sleeve (14), a cleaning piece (15) and a driving piece (17); a sliding groove (25) is arranged on the mounting box (1); the filter element (8) is arranged in the sliding groove (25) in a sliding way; the rotating seat (10) is arranged on the mounting box (1); the convex rod (9) is rotationally arranged on the rotating seat (10), and the convex end of the convex rod (9) is connected with one end of the filtering piece (8); the driving piece (17) is connected with one end of the convex rod (9); the first bevel gear (11) is connected with the other end of the convex rod (9); the lead screw (13) is arranged on one side of the filter piece (8) in parallel; the second bevel gear (12) is arranged at one end of the screw rod (13) and is vertically meshed with the first bevel gear (11); the sliding sleeve (14) is in threaded connection with the lead screw (13); the cleaning piece (15) is arranged on the sliding sleeve (14), and the cleaning end contacts the filter piece (8);

the monitoring component (4) comprises an alarm (18), a monitoring box (19), a guide rod (20), a conducting strip (21) and a power supply (22); the alarm (18) is arranged on the outer side of the mounting box (1) and is electrically connected with the power supply (22); the monitoring box (19) is arranged on the inner side of the mounting box (1); the guide rod (20), the conducting strip (21) and the power supply (22) are arranged in the monitoring box (19); the power supply (22) is arranged on one surface of the monitoring box (19) close to the alarm (18); one end of the guide rod (20) is connected to the electrode of the power supply (22), and the other end is connected to the monitoring box (19); the conducting strip (21) is connected with the guide rod (20) in a sliding mode, and in the state that the conducting strip (21) is in contact with the electrode of the power supply (22), the conducting strip (21) and the power supply (22) form a loop, and the power supply (22) and the alarm (18) are disconnected;

the mounting assembly (5) comprises a rotating piece (23) and a mounting plate (24); the rotating piece (23) is rotatably arranged on the mounting box (1); the mounting plate (24) is provided on the rotating member (23).

2. A ventilation safety monitoring device for coal mines according to claim 1, characterized by further comprising a sound insulator (7); the sound insulation member (7) is arranged in the mounting box (1).

3. A coal mine ventilation safety monitoring device according to claim 1, wherein the end of the cleaning member (15) contacting the filter member (8) is provided with a first cleaning brush (16).

4. A ventilation safety monitoring device for coal mines according to claim 3, wherein the first cleaning brush (16) is provided with a connecting rod (27); the other end of the connecting rod (27) is connected with a second cleaning hairbrush (26); the second cleaning hairbrush (26) and the first cleaning hairbrush (16) are respectively positioned at two sides of the filtering piece (8).

5. The ventilation safety monitoring equipment for the coal mine is characterized in that the mounting box (1) is provided with heat dissipation holes (6).

6. A ventilation safety monitoring device for coal mines according to claim 1, characterized in that the filter element (8) is provided as a filter screen.

7. A ventilation safety monitoring device for coal mines according to claim 1, characterized in that the drive member (17) is provided as a motor.

8. A coal mine ventilation safety monitoring device according to claim 1, characterised in that the guide rod (20) is provided as an insulator.