CN217278328U

CN217278328U - Mining low concentration methane sensor

Info

Publication number: CN217278328U
Application number: CN202220760289.7U
Authority: CN
Inventors: 李蓉; 贾娜娜; 王晓霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-08-23
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a mining low concentration methane sensor, including sensor body and inductor, sensor body is the cuboid structure, and is provided with the inductor below the sensor body to the inductor top is run through in the setting of sensor body bottom surface, sensor body top is provided with the handle, and handle fixed mounting in sensor body upper surface, the sensor body right side is provided with the aviation plug, and the aviation plug runs through in the setting of sensor body right side surface. This mining low concentration methane sensor passes through the setting of buzzer siren, and wherein buzzer siren periphery is provided with the alarm lamp, and when this methane sensor detected the too high methane of concentration, buzzer siren and alarm lamp can the simultaneous display, and the condition is known fast to the person of facilitating the use to the buzzer siren surface is provided with waterproof net, and preceding shell, backshell joint department are provided with sealing rubber pad, play waterproof effect, have prolonged this methane sensor's life.

Description

Mining low concentration methane sensor

Technical Field

The utility model relates to a methane sensor technical field specifically is a mining low concentration methane sensor.

Background

The methane sensor is one of the necessary tools in the coal mine safety detection system, and the coal mine can have inflammable and explosive gases in the production process, and the inflammable and explosive gases are the main threats of the coal mine safety problem, so that the methane sensor is required to be used for detecting the concentration of methane, but the existing methane sensor has the following defects:

1. when the existing methane sensor is used, an alarm lamp can be turned on and an alarm sound can be given out when the concentration of methane is detected to be too high, water mist is easy to splash to the surface of an alarm due to the fact that water spraying dust falling treatment is needed in the production process of a coal mine, the methane sensor cannot sound, the content of methane cannot be known in time, the working efficiency is reduced, and potential safety hazards are caused;

2. when the existing methane sensor is used, the sensor and the alarm are exposed outside and are easily contaminated by dust and water vapor, so that the sensor is inaccurate in detection, the methane sensor is easily damaged, and the service life of the methane sensor is shortened.

We therefore propose a low concentration methane sensor for mining in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mining low concentration methane sensor to current methane sensor that proposes in solving above-mentioned background art is in the use, and alarm and inductor expose in the external world, easily cause the alarm to meet water inefficacy and inductor detection inaccurate, lead to reducing work efficiency and shorten life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a mining low-concentration methane sensor comprises a sensor body and an inductor;

the sensor body is of a cuboid structure, an inductor is arranged below the sensor body, and the top end of the inductor penetrates through the bottom surface of the sensor body;

a lifting handle is arranged above the sensor body and fixedly arranged on the upper surface of the sensor body;

the sensor body right side is provided with the aviation plug, and the aviation plug runs through in the setting of sensor body right side surface.

Preferably, the sensor body is composed of a front shell and a rear shell, the surface areas of the front shell and the rear shell are equal, the thickness of the front shell is larger than that of the rear shell, a sealing rubber pad is arranged at the joint of the front shell and the rear shell, and the sealing rubber pad is wrapped at the joint of the front shell and the rear shell.

By adopting the technical scheme, the methane sensor can be conveniently detached by arranging the front shell and the rear shell, and the maintenance efficiency is improved.

Preferably, preceding shell and backshell right side centre gripping are provided with the navigation and insert, and the axis perpendicular to right side surface of preceding shell and backshell of navigation and insert to the bottom surface centre gripping of preceding shell and backshell is provided with the inductor, and inductor and navigation and insert and preceding shell and backshell junction all are provided with sealing rubber pad.

Adopt above-mentioned technical scheme, through the setting of sealing rubber pad, wherein sealing rubber pad wraps up in the seam crossing of preceding shell and backshell, makes this methane sensor have good water-proof effects.

Preferably, the front shell surface is provided with the display screen, and the display screen embedded installation is in the front shell surface to the display screen top is provided with the buzzer siren, and the buzzer siren is circular structure, and the buzzer siren surface covering has waterproof net, and the buzzer siren periphery is provided with the alarm lamp, and the alarm lamp is annular structure.

By adopting the technical scheme, through the setting of the buzzer alarm, the alarm lamp is arranged on the periphery of the buzzer alarm, and the waterproof net covers the surface of the buzzer alarm, so that the water mist is prevented from entering the surface of the buzzer alarm when the methane sensor works, and the service life of the buzzer alarm is prolonged.

Preferably, the inductor below is provided with the waterproof layer, and the axis of waterproof layer and the axis of inductor coincide mutually to the diameter of waterproof layer is greater than the diameter of inductor, and waterproof layer surface evenly distributed has the inlet port, and the inlet port runs through in the setting of waterproof layer surface.

Adopt above-mentioned technical scheme, through the setting of waterproof layer, wherein the waterproof layer sets up in the inductor below, and waterproof layer surface evenly distributed has the inlet port, and this methane sensor of being convenient for detects time measuring, avoids inside entering aqueous vapor, has good practicality.

Preferably, the periphery of the inductor is provided with a corrugated pipe, the upper surface of the corrugated pipe is fixedly installed on the bottom surface of the sensor body, the waterproof layer penetrates through the bottom surface of the corrugated pipe, the inner side of the waterproof layer is provided with springs, the two groups of springs are symmetrically arranged relative to the inductor, and the springs drive the corrugated pipe to form a contraction structure.

Adopt above-mentioned technical scheme, through the setting of bellows, wherein the bellows sets up in the periphery of inductor and waterproof layer, and the bellows inboard is provided with the spring, is convenient for play dustproof and waterproof's effect.

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

1. the utility model discloses a through the setting of buzzer siren, wherein buzzer siren periphery is provided with the alarm lamp, and when this methane sensor detected the too high methane of concentration, buzzer siren and alarm lamp can the simultaneous display, and convenient to use person knows the condition fast to the buzzer siren surface is provided with waterproof net, and front shell, backshell joint department are provided with sealing rubber pad, play waterproof effect, have prolonged this methane sensor's life.

2. The utility model discloses a through the setting of bellows, wherein the bellows sets up in the sensor body below, and the bellows wraps up in the periphery of inductor and waterproof layer, when this methane sensor unoperated state, has good dustproof and waterproof effect, when this methane sensor during operation, utilizes the sensor body to exert pressure downwards, makes the bellows shrink, does not influence this methane sensor and normally works, has good practicality.

Drawings

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

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the contraction structure of the corrugated pipe of the present invention;

fig. 4 is a schematic side view of the present invention;

fig. 5 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a sensor body; 2. an inductor; 3. a handle; 4. aerial plug; 5. a front housing; 6. a rear housing; 7. sealing the rubber pad; 8. a display screen; 9. an alarm is buzzed; 10. an alarm lamp; 11. a waterproof layer; 12. an air inlet; 13. a bellows; 14. a spring.

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. 1-5, the present invention provides an embodiment: the utility model provides a mining low concentration methane sensor, includes sensor body 1 and inductor 2, and sensor body 1 is the cuboid structure, and is provided with inductor 2 below the sensor body 1 to 2 tops of inductor run through in the setting of 1 bottom surface of sensor body, and 1 top of sensor body is provided with

handle

3, and 3 fixed mounting of handle in the 1 upper surface of sensor body, and 1 right side of sensor body is provided with inserts 4 by plane, and inserts 4 by plane and run through in the setting of 1 right side surface of sensor body.

With reference to fig. 1-4, the sensor body 1 is composed of a front shell 5 and a rear shell 6, the surface areas of the front shell 5 and the rear shell 6 are equal, the thickness of the front shell 5 is greater than that of the rear shell 6, a sealing rubber gasket 7 is arranged at the joint of the front shell 5 and the rear shell 6, the sealing rubber gasket 7 is wrapped at the joint of the front shell 5 and the rear shell 6, and the methane sensor is convenient to disassemble and the maintenance efficiency is improved through the arrangement of the front shell 5 and the rear shell 6; the left sides of the front shell 5 and the rear shell 6 are clamped with an aerial plug 4, the central axis of the aerial plug 4 is perpendicular to the left side surfaces of the front shell 5 and the rear shell 6, the bottom surfaces of the front shell 5 and the rear shell 6 are clamped with an inductor 2, sealing rubber gaskets 7 are arranged at the joints of the inductor 2, the aerial plug 4, the front shell 5 and the rear shell 6, and the sealing rubber gaskets 7 are arranged to wrap the joints of the front shell 5 and the rear shell 6, so that the methane sensor has a good waterproof effect; 5 surfaces of preceding shell are provided with display screen 8, and display screen 8 embedded installations are in 5 surfaces of preceding shell, and 8 tops of display screen are provided with buzzer siren 9, and buzzer siren 9 is circular structure, and buzzer siren 9 surface covering has waterproof net, and buzzer siren 9 periphery is provided with alarm lamp 10, and alarm lamp 10 is the loop configuration, setting through buzzer siren 9, wherein buzzer siren 9 periphery is provided with alarm lamp 10, and buzzer siren 9 surface covering has waterproof net, be convenient for at this methane sensor during operation, the entering of water smoke is avoided on the surface, service life is prolonged.

As shown in fig. 1 and fig. 5, a waterproof layer 11 is disposed below the sensor 2, the central axis of the waterproof layer 11 coincides with the central axis of the sensor 2, the diameter of the waterproof layer 11 is greater than that of the sensor 2, air inlets 12 are uniformly distributed on the surface of the waterproof layer 11, the air inlets 12 penetrate through the surface of the waterproof layer 11, and the waterproof layer 11 is disposed below the sensor 2, and the air inlets 12 are uniformly distributed on the surface of the waterproof layer 11, so that when the methane sensor is detected, water vapor is prevented from entering the inside of the methane sensor, and the methane sensor has good practicability; the periphery of inductor 2 is provided with bellows 13, and bellows 13 upper surface fixed mounting is in sensor body 1 bottom surface, and waterproof layer 11 runs through in the setting of bellows 13 bottom surface, and the inboard is provided with spring 14, and spring 14 is provided with two sets ofly about the symmetry of inductor 2, and spring 14 drives bellows 13 and constitutes contraction structure, through the setting of bellows 13, wherein bellows 13 sets up in the periphery of inductor 2 and waterproof layer 11, and bellows 13 inboard is provided with spring 14, be convenient for play dustproof waterproof effect.

The working principle is as follows: when the mining low-concentration methane sensor is used, the alarm lamp 10 is arranged on the periphery of the buzzer alarm 9 through the arrangement of the buzzer alarm 9, when the methane sensor detects methane with too high concentration, the buzzer alarm 9 and the alarm lamp 10 can display at the same time, a user can conveniently and quickly know the condition, a waterproof net is arranged on the surface of the buzzer alarm 9, and the sealing rubber pads 7 are arranged at the joints of the front shell 5 and the rear shell 6, so that a waterproof effect is achieved, and the service life of the methane sensor is prolonged; through the setting of bellows 13, wherein bellows 13 sets up in sensor body 1 below, and bellows 13 wraps up in the periphery of inductor 2 and waterproof layer 11, when this methane sensor non-operating condition, has good dustproof and waterproof effect, when this methane sensor during operation, utilizes sensor body 1 to exert pressure downwards, makes bellows 13 shrink, does not influence this methane sensor normal work, has good practicality.

To thereby carry out a series of tasks, the contents of which are not described in detail in the present specification are prior art well known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a mining low concentration methane sensor, includes sensor body (1) and inductor (2), its characterized in that:

the sensor body (1) is of a cuboid structure, an inductor (2) is arranged below the sensor body (1), and the top end of the inductor (2) penetrates through the bottom surface of the sensor body (1);

a lifting handle (3) is arranged above the sensor body (1), and the lifting handle (3) is fixedly arranged on the upper surface of the sensor body (1);

the sensor is characterized in that an aerial insertion (4) is arranged on the right side of the sensor body (1), and the aerial insertion (4) penetrates through the surface of the right side of the sensor body (1).

2. The mining low-concentration methane sensor according to claim 1, characterized in that: the sensor body (1) is composed of a front shell (5) and a rear shell (6), the surface areas of the front shell (5) and the rear shell (6) are equal, the thickness of the front shell (5) is larger than that of the rear shell (6), a sealing rubber pad (7) is arranged at the joint of the front shell (5) and the rear shell (6), and the sealing rubber pad (7) wraps the joint of the front shell (5) and the rear shell (6).

3. The mining low-concentration methane sensor according to claim 2, characterized in that: preceding shell (5) and backshell (6) right side centre gripping are provided with aviation plug (4), and the axis perpendicular to of aviation plug (4) preceding shell (5) and the right side surface of backshell (6) to the bottom surface centre gripping of preceding shell (5) and backshell (6) is provided with inductor (2), and inductor (2) and aviation plug (4) and preceding shell (5) and backshell (6) junction all are provided with sealing rubber pad (7).

4. The mining low-concentration methane sensor according to claim 2, characterized in that: preceding shell (5) surface is provided with display screen (8), and display screen (8) embedded installation in preceding shell (5) surface to display screen (8) top is provided with buzzer siren (9), and buzzer siren (9) are circular structure, and buzzer siren (9) surface covering has waterproof net, and buzzer siren (9) periphery is provided with alarm lamp (10), and alarm lamp (10) are the loop configuration.

5. The mining low-concentration methane sensor according to claim 1, characterized in that: inductor (2) below is provided with waterproof layer (11), and the axis of waterproof layer (11) and the axis coincidence of inductor (2) each other to the diameter of waterproof layer (11) is greater than the diameter of inductor (2), and waterproof layer (11) surface evenly distributed has inlet port (12), and inlet port (12) run through in waterproof layer (11) surface setting.

6. The mining low-concentration methane sensor according to claim 1, characterized in that: the sensor is characterized in that a corrugated pipe (13) is arranged on the periphery of the sensor (2), the upper surface of the corrugated pipe (13) is fixedly installed on the bottom surface of the sensor body (1), the waterproof layer (11) penetrates through the bottom surface of the corrugated pipe (13), springs (14) are arranged on the inner side of the corrugated pipe, the springs (14) are symmetrically arranged in two groups relative to the sensor (2), and the springs (14) drive the corrugated pipe (13) to form a contraction structure.