CN206458506U - A kind of coal mine gas concentration alarm - Google Patents

Abstract

The utility model discloses a kind of coal mine gas concentration alarm, including tracked remote-control car, the top nose of the tracked remote-control car is installed with shell, the inner bottom of the shell is fixed with lithium battery group, the outside front ends of the shell are fixed with camera, methane Concentration Measurement instrument is fixed with the top of the shell, the top rear of the tracked remote-control car is fixed with wire rewinding box, one end of the wire rewinding box is fixedly connected with clockwise and anticlockwise motor, the rear side of the wire rewinding box is fixedly connected with PLC by cable and controls electronic box, the surface inserting of the PLC controls electronic box has light-emitting diode display and control button, and acousto-optic buzzer is fixedly mounted in the top of PLC control electronic boxs.The apparatus structure designs advantages of simple, and easy to operate, safety and stability is applied widely, time saving and energy saving without installing, and is easy to carry, is conducive to popularizing.

Description

A kind of coal mine gas concentration alarm

Technical field

The utility model belongs to technical field of coal mine, and in particular to a kind of coal mine gas concentration alarm.

Background technology

Coal is the main energy sources of China, in the disposable energy, and shared ratio is more than 70%.The coalfield time of China The cloth whole nation, but many mine natural environments are severe, by water, fire, gas, etc. natural calamity threatened.In these natural calamities In caused accident, gas accident death toll accounts for the 30%~40% of total death toll.Particularly gas and dust explosion thing Therefore, endanger even more serious.Therefore, to reduce loss, improve work efficiency, prevention gas accident is the weight of Safety Work in Colliery Point.

But the alarm that gas density is detected in existing technology is all fixedly mounted inside colliery mostly, is not only pacified Dress trouble, while being not easy to regulation, safety coefficient is relatively low, is unfavorable for widely popularizing.

Utility model content

The purpose of this utility model is to provide a kind of coal mine gas concentration alarm, to solve to carry in above-mentioned background technology The problem of going out.

To achieve the above object, the utility model provides following technical scheme：A kind of coal mine gas concentration alarm, including Tracked remote-control car, the top nose of the tracked remote-control car is installed with shell, and the inner bottom of the shell is fixed Provided with lithium battery group, the outside front ends of the shell, which are fixed with the top of camera, the shell, is fixed with gas density Detector, the top rear of the tracked remote-control car is fixed with wire rewinding box, and one end of the wire rewinding box is fixedly connected with just Motor is inverted, the rear side of the wire rewinding box is fixedly connected with PLC by cable and controls electronic box, and the PLC controls the surface of electronic box Light-emitting diode display and control button are inlaid with, and acousto-optic buzzer, the crawler type is fixedly mounted in the top of PLC control electronic boxs Telecar, lithium battery group, camera, methane Concentration Measurement instrument and clockwise and anticlockwise motor are electrically connected with PLC control electronic boxs.

It is preferred that, the front end of the tracked remote-control car is inlaid with illuminating lamp, and illuminating lamp electrically connects with PLC control electronic boxs Connect.

It is preferred that, the rear end of the shell is provided with terminal box, and the inside of terminal box is inserted with cable in wire rewinding box.

It is preferred that, the methane Concentration Measurement instrument and camera are fixed by cable with the terminal box of outer casing back to be connected Connect.

It is preferred that, be bolted to connection mounting seat at the top of the tracked remote-control car, and mounting seat with it is positive and negative Rotating motor is fixedly connected.

It is preferred that, the inside of the wire rewinding box is fixed with tray, and tray one end by connecting rod with it is positive and negative The output shaft drive connection of rotating motor.

Technique effect of the present utility model and advantage：The coal mine gas concentration alarm, structure design advantages of simple passes through Operation PLC control electronic boxs make tracked remote-control car drive shell gas concentration detector can into colliery internal monitoring gas density To save the set-up time, while improving the camera on monitoring safety coefficient, shell and the illuminating lamp at tracked remote-control Chinese herbaceous peony end Can be in order to the road in colliery, it is ensured that tracked remote-control car normally advances, clockwise and anticlockwise motor work makes in wire rewinding box Drawing cable, PLC, which controls electronic box to be electrically connected with by cable and tracked remote-control car and the element at the top of it, can ensure communication Stability, PLC control electronic box provided with acousto-optic buzzer the maximum of setting can be reached in gas density when sends alarm, Workman is reminded to take care, safety and stability is easy to operation, applied widely, is conducive to popularizing.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the sectional view of the utility model shell；

Fig. 3 is the sectional view of the utility model wire rewinding box；

Fig. 4 is circuit module schematic diagram of the present utility model；

Fig. 5 is the circuit diagram of the utility model methane Concentration Measurement instrument.

In figure：1 tracked remote-control car, 2 shells, 3 lithium battery groups, 4 cameras, 5 methane Concentration Measurement instrument, 6 wire rewinding box, 7 Clockwise and anticlockwise motor, 8PLC control electronic boxs.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

The utility model provides a kind of coal mine gas concentration alarm as Figure 1-5, including tracked remote-control car 1, the top nose of the tracked remote-control car 1 is installed with shell 2, and the inner bottom of the shell 2 is fixed with lithium electricity Pond group 3, the outside front ends of the shell 2 are fixed with camera 4, and the top of the shell 2 is fixed with methane Concentration Measurement Instrument 5, the top rear of the tracked remote-control car 1 is fixed with wire rewinding box 6, and one end of the wire rewinding box 6 is fixedly connected with just Motor 7 is inverted, the rear side of the wire rewinding box 6 is fixedly connected with PLC by cable and controls electronic box 8, the PLC controls electronic box 8 Surface inserting has light-emitting diode display and control button, and acousto-optic buzzer, the shoe is fixedly mounted in the top of PLC control electronic boxs 8 Belt telecar 1, lithium battery group 3, camera 4, methane Concentration Measurement instrument 5 and clockwise and anticlockwise motor 7 are electric with PLC controls electronic box 8 Property connection.

Further, the front end of the tracked remote-control car 1 is inlaid with illuminating lamp, and illuminating lamp and the electricity of PLC controls electronic box 8 Property connection.Checked when conveniently tracked remote-control car 1 can be controlled to advance and see front link clearly.

Further, the rear end of the shell 2 is provided with terminal box, and the inside of terminal box is inserted with cable in wire rewinding box 6, The terminal box of the methane Concentration Measurement instrument 5 and camera 4 by cable with the rear end of shell 2 is fixedly connected.Can be in order to examining Survey the transmission of data and detection picture.

Further, the top of the tracked remote-control car 1 has been bolted to connection mounting seat, and mounting seat with just Reversion motor 7 is fixedly connected.Can be in order to the fixation of clockwise and anticlockwise motor 7, it is ensured that the stability of the take-up unwrapping wire of wire rewinding box 6.

Further, the inside of the wire rewinding box 6 is fixed with tray, and tray one end by connecting rod with just Invert the output shaft drive connection of motor 7.The retractable operation to cable can conveniently be controlled.

The coal mine gas concentration alarm, during work, the operation PLC control control tracked remote-controls of electronic box 8 car 1 drives detection Device gos deep into inside colliery, while controlling clockwise and anticlockwise motor 7 to drive wire rewinding box unwrapping wire cable, shell 2 when tracked remote-control car 1 advances On camera 4 and the front end of tracked remote-control car 1 illuminating lamp work, picture in colliery is delivered to PLC controls by cable Electronic box 8 processed, and shown on the light-emitting diode display on PLC control electronic boxs 8 surface, the methane Concentration Measurement instrument 5 at the top of shell 2 The gas density in detection colliery is delivered to PLC by cable and controls electronic box 8 in real time, and the LED on the surface of electronic box 8 is also controlled in PLC Shown on display, when gas density reaches the maximum that PLC control electronic boxs 8 are set, PLC control electronic boxs 8 control it The acousto-optic buzzer at top sends alarm, and apparatus structure design advantages of simple, easy to operate, safety and stability is applied widely, It is time saving and energy saving without installing, it is easy to carry, is conducive to popularizing.

Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Equivalent substitution is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc., It should be included within protection domain of the present utility model.

Claims (6)

1. a kind of coal mine gas concentration alarm, including tracked remote-control car (1), it is characterised in that：The tracked remote-control car (1) top nose is installed with shell (2), and the inner bottom of the shell (2) is fixed with lithium battery group (3), described The outside front ends of shell (2) are fixed with the top of camera (4), the shell (2) and are fixed with methane Concentration Measurement instrument (5), the top rear of the tracked remote-control car (1) is fixed with wire rewinding box (6), and one end of the wire rewinding box (6), which is fixed, to be connected Clockwise and anticlockwise motor (7) is connected to, the rear side of the wire rewinding box (6) is fixedly connected with PLC by cable and controls electronic box (8), the PLC The surface inserting of control electronic box (8) has light-emitting diode display and control button, and the top fixed installation of PLC control electronic boxs (8) is sound Light buzzer, the tracked remote-control car (1), lithium battery group (3), camera (4), methane Concentration Measurement instrument (5) and rotating Motor (7) is electrically connected with PLC control electronic boxs (8).

2. a kind of coal mine gas concentration alarm according to claim 1, it is characterised in that：The tracked remote-control car (1) front end is inlaid with illuminating lamp, and illuminating lamp is electrically connected with PLC control electronic boxs (8).

3. a kind of coal mine gas concentration alarm according to claim 1, it is characterised in that：The rear end of the shell (2) Inside provided with terminal box, and terminal box is inserted with the cable in wire rewinding box (6).

4. a kind of coal mine gas concentration alarm according to claim 1, it is characterised in that：The methane Concentration Measurement instrument (5) it is fixedly connected with terminal box of the camera (4) by cable with shell (2) rear end.

5. a kind of coal mine gas concentration alarm according to claim 1, it is characterised in that：The tracked remote-control car (1) mounting seat has been bolted to connection at the top of, and mounting seat is fixedly connected with clockwise and anticlockwise motor (7).

6. a kind of coal mine gas concentration alarm according to claim 1, it is characterised in that：The wire rewinding box (6) it is interior Portion is fixed with tray, and one end of tray is connected by the output shaft of connecting rod and clockwise and anticlockwise motor (7).