CN220040367U - Mine gas monitoring device - Google Patents
Mine gas monitoring device Download PDFInfo
- Publication number
- CN220040367U CN220040367U CN202320809125.3U CN202320809125U CN220040367U CN 220040367 U CN220040367 U CN 220040367U CN 202320809125 U CN202320809125 U CN 202320809125U CN 220040367 U CN220040367 U CN 220040367U
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- China
- Prior art keywords
- probe
- monitoring device
- protective housing
- mine gas
- gas monitoring
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 20
- 239000000523 sample Substances 0.000 claims abstract description 43
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 238000009423 ventilation Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 238000007664 blowing Methods 0.000 abstract description 5
- 239000004071 soot Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000001133 acceleration Effects 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 abstract 3
- 230000005611 electricity Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 10
- 238000001514 detection method Methods 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model discloses a mine gas monitoring device which comprises a protective shell and a gas concentration sensor. The beneficial effects are that: when clearing up the deposition to the probe surface, the electricity push rod moves down, promote the lifter plate and move down, and then promote the dryer cover in the probe outside, the air-blower starts, produce the air current and enter into the dryer through hose, fixed pipe and swinging tube, flow along the groove of giving vent to anger, it is narrow to give vent to anger the groove width, the acceleration forms high-speed air current when the air current flows out, simultaneously, driving motor starts, drive gear rotates, drive gear drives driven gear and rotates, and then rotate swinging tube and dryer and rotate, and then drive the groove of giving vent to anger rotates, carry out the operation of all-round soot blowing to the probe, and then all-round clearance probe deposition, avoid the probe deposition to arouse the problem of gas concentration sensor monitoring misalignment, do not need frequent water addition, it is more convenient and simple to use, the probe surface also does not have moisture to remain, avoid moisture to influence the probe detects, the convenience of use has further been improved.
Description
Technical Field
The utility model relates to the technical field of underground gas concentration monitoring, in particular to a mine gas monitoring device.
Background
The detection and monitoring of mine gas are one of important measures for ensuring the safe production of a coal mine and preventing gas explosion accidents, and are also basic basis for researching gas emission rules and evaluating gas control effects, the gas detection is actually nail alkane detection, mainly detecting the volume concentration of methane in the air, the types of instruments for mine gas detection are various, and portable gas detectors commonly used in the coal mine comprise an optical methane detector, an electrical measurement type methane detection alarm and the like.
After searching, the publication number is CN112881596A, the name is mine gas concentration monitoring device and method, the application proposes that because dust in a mine is more, when the gas concentration is monitored, the dust easily covers a sensor probe, the monitoring accuracy can be affected, and the dust deposit of the probe is cleaned in a probe water washing mode, however, the application needs to add water into a water tank frequently, the water is more troublesome, the residual water on the surface of the probe can absorb the dust, the detection accuracy of the probe can be affected, the use is inconvenient, and the improvement can be further made.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a mine gas monitoring device which has the advantage of convenient use and further solves the problems in the background art.
(II) technical scheme
In order to realize the advantage of convenient use, the utility model adopts the following specific technical scheme:
the utility model provides a mine gas's monitoring devices, includes protective housing and gas concentration sensor, the inside fixed mounting of protective housing has gas concentration sensor, and gas concentration sensor's probe passes the hole of protective housing top surface and extends to the protective housing top to shell top surface is located probe outside fixed mounting and has a top case, the inside sliding connection of top case has the lifter plate, and top case top surface fixed mounting has the electric putter, and the movable end and the lifter plate top surface fixed connection of electric putter, the lifter plate surface runs through fixedly connected with fixed pipe, and the fixed pipe bottom is connected with the swivelling tube through the swivelling joint for the gas, and the swivelling tube other end runs through fixedly connected with dryer, the play air tank has been seted up to the interior table wall of dryer, swivelling tube fixed surface has cup jointed driven gear, lifter plate bottom fixed mounting has driving motor, and driving motor output installs driving gear to driving gear and driven gear meshing, top case one side is located bellows top surface fixed mounting, and inside fixed mounting has the fan to fan output is through hose and fixed pipe link up connection.
Further, the surface and the bottom surface of both sides of the protective housing are connected with handle screws in a penetrating threaded manner, the other ends of the handle screws are connected with clamping plates in a rotating manner, and rubber pads are adhered to the surface of the other side of each clamping plate.
Furthermore, the air outlet groove is of a gate-shaped structure, passes through the central axis of the air duct, and has a width not more than 2mm.
Furthermore, the air duct and the probe are coaxially arranged, and the inside of the air duct is of a hollow structure.
Further, the surfaces of the bellows and the top case are provided with ventilation holes, and the ventilation holes are densely distributed.
Further, the front vertical face of the protective housing is hinged with a door, and an observation window is embedded in the surface of the door.
Further, a hole for the hose to penetrate is formed in the surface of one side of the top box, and the diameter of the hole is larger than the outer diameter of the hose.
(III) beneficial effects
Compared with the prior art, the utility model provides a mine gas monitoring device, which has the following beneficial effects:
(1) When the surface of the probe is cleaned, the electric push rod moves downwards to push the lifting plate to move downwards, so that the air cylinder is pushed to cover the outer side of the probe, the air blower is started to generate air flow which enters the air cylinder through the hose, the fixed pipe and the rotating pipe and flows out along the air outlet groove, the width of the air outlet groove is narrow, the air flow is accelerated to form high-speed air flow when flowing out, meanwhile, the driving motor is started to drive the driving gear to rotate, the driving gear drives the driven gear to rotate, the rotating pipe and the air cylinder are rotated to drive the air outlet groove to rotate, the probe is subjected to omnibearing soot blowing operation, the probe is cleaned in omnibearing mode, the problem of gas concentration sensor monitoring misalignment caused by the probe soot is avoided, meanwhile, frequent water addition is not needed, the probe is more convenient and simple to use, moisture residue on the surface of the probe is avoided, the probe is prevented from being influenced by moisture, and the convenience in use is further improved.
(2) The utility model adopts the handle screws positioned at the left side, the right side and the bottom surface of the protective shell, and a worker can rotate the handle screws to change the distance between the clamping plates, so that the clamping plates clamp the gas concentration sensor, and the distance between the clamping plates is adjustable, therefore, the utility model is suitable for the gas concentration sensors with different models, has wider application range and is more convenient to adjust and use.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the internal structure of a mine gas monitoring device according to the present utility model;
FIG. 2 is a front view of a mine gas monitoring device according to the present utility model;
FIG. 3 is a cross-sectional view A-A of the cartridge of the present utility model;
fig. 4 is a schematic diagram of an external structure of a mine gas monitoring device according to the present utility model.
In the figure:
1. a protective shell; 2. a gas concentration sensor; 3. a handle screw; 4. a clamping plate; 5. a rubber pad; 6. a wind box; 7. a top box; 8. a blower; 9. a hose; 10. a lifting plate; 11. an electric push rod; 12. a fixed tube; 13. a gas rotary connector; 14. a rotary tube; 15. an air duct; 16. an air outlet groove; 17. a probe; 18. a drive gear; 19. a driving motor; 20. a driven gear; 21. an observation window; 22. and (5) ventilation holes.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the utility model, a monitoring device for mine gas is provided.
The utility model will be further described with reference to the drawings and the specific embodiments, as shown in fig. 1-4, a mine gas monitoring device according to an embodiment of the utility model comprises a protective housing 1 and a gas concentration sensor 2, wherein the gas concentration sensor 2 is fixedly installed inside the protective housing 1, a probe 17 of the gas concentration sensor 2 extends above the protective housing 1 through a hole on the top surface of the protective housing 1, the gas concentration sensor 2 is protected by a shell, a top box 7 is fixedly installed on the outer side of the probe 17 on the top surface of the shell, a lifting plate 10 is slidingly connected inside the top box 7, an electric push rod 11 is fixedly installed on the top surface of the top box 7, the moving end of the electric push rod 11 is fixedly connected with the top surface of the lifting plate 10, a fixed pipe 12 is fixedly connected on the surface of the lifting plate 10 in a penetrating manner, the bottom surface of the fixed pipe 12 is rotatably connected with a rotating pipe 14 through a gas rotary connector 13, the rotary connector 13 for air is a common rotary through connecting component, plays a role of communication, does not affect normal rotation of the rotary tube 14, is fixedly connected with an air duct 15 in a through way, an air outlet groove 16 is formed in the inner surface wall of the air duct 15, the air outlet groove 16 is of a portal structure, the air outlet groove 16 passes through the central axis of the air duct 15, the width of the air outlet groove 16 is not more than 2mm, a driven gear 20 is fixedly sleeved on the surface of the rotary tube 14, a driving motor 19 is fixedly arranged on the bottom surface of the lifting plate 10, a driving gear 18 is arranged at the output end of the driving motor 19, the driving gear 18 is meshed with the driven gear 20, an air box 6 is fixedly arranged on one side of the top box 7 and positioned on the top surface of the protective shell 1, a fan 8 is fixedly arranged in the air box 6, the output end of the fan 8 is in a through way connected with the fixed tube 12 through a hose 9, and workers can perform timing through a timing controller, the cleaning probe 17 dust accumulation is started at regular time conveniently, the frequent measures are omitted, when the dust accumulation is cleaned on the surface of the probe 17, the electric push rod 11 moves downwards to push the lifting plate 10 to move downwards to push the air cylinder 15 to cover the outer side of the probe 17, the blower 8 is started to generate air flow which enters the air cylinder 15 through the hose 9, the fixed pipe 12 and the rotating pipe 14 and flows out along the air outlet groove 16, the width of the air outlet groove 16 is narrow, high-speed air flow is formed by acceleration during air flow outflow, meanwhile, the driving motor 19 is started to drive the driving gear 18 to rotate, the driving gear 18 drives the driven gear 20 to rotate so as to rotate the rotating pipe 14 and the air cylinder 15 to drive the air outlet groove 16 to rotate, the probe 17 is subjected to omnibearing soot blowing operation, the dust accumulation of the probe 17 is cleaned in omnibearing mode, the problem that the gas concentration sensor 2 is monitored and is out of alignment is avoided, meanwhile, water does not need to be added frequently, the surface of the probe 17 is not left with moisture, the detection of the probe 17 is avoided, and convenience in use is further improved.
In one embodiment, the screw thread connection has handle screw 3 all run through on protective housing 1 both sides surface and bottom surface, and the handle screw 3 other end rotates and is connected with splint 4, and splint 4 opposite side surface is pasted and is connected with rubber pad 5, splint 4 rotate through swivelling joint spare and handle screw 3, the distance between the rotatable handle screw 3 of staff changes splint 4, thereby make splint 4 clip gas concentration sensor 2, the distance between splint 4 is adjustable, consequently, be applicable to the gas concentration sensor 2 use of different models, application scope is wider, it is more convenient to adjust the use.
In one embodiment, the air duct 15 and the probe 17 are coaxially arranged, so that the air blowing uniformity is improved, and the air duct 15 is of a hollow structure, so that air is conveniently introduced.
In one embodiment, the air holes 22 are formed in the surfaces of the air box 6 and the top box 7, and the air holes 22 are densely distributed, so that air circulation is facilitated.
In one embodiment, the front face of the protective housing 1 is hinged with a door, and the surface of the door is embedded with an observation window 21, so as to protect the gas concentration sensor 2.
In one embodiment, a hole for the hose 9 to pass through is formed on one side surface of the top case 7, and the diameter of the hole is larger than the outer diameter of the hose 9, so that the hose 9 is convenient to deform.
Working principle:
when cleaning the dust deposit on the surface of the probe 17, the electric push rod 11 moves downwards to push the lifting plate 10 to move downwards, and then the air cylinder 15 is pushed to cover the outer side of the probe 17, the blower 8 is started to generate air flow, the air flow enters the air cylinder 15 through the hose 9, the fixed pipe 12 and the rotating pipe 14, flows out along the air outlet groove 16, the width of the air outlet groove 16 is narrow, the air flow is accelerated to form high-speed air flow when flowing out, meanwhile, the driving motor 19 is started to drive the driving gear 18 to rotate, the driving gear 18 drives the driven gear 20 to rotate, and then the rotating pipe 14 and the air cylinder 15 rotate, and then the air outlet groove 16 is driven to rotate, the probe 17 is subjected to omnibearing soot blowing operation, and then the dust deposit on the probe 17 is cleaned, so that the problem of monitoring misalignment of the gas concentration sensor 2 caused by the dust deposit on the probe 17 is avoided, meanwhile, water is required to be frequently added, the use is more convenient and simple, in addition, the surface of the probe 17 is not provided with moisture residue, the convenience in use is further improved, and meanwhile, the distance between the clamping plates 4 can be changed by the handle screw 3 by workers, so that the distance between the clamping plates 2 and 4 can be clamped by the rotating the handle screw 4, and the clamping plates, and the distance between the clamping plates can be adjusted.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a mine gas monitoring device, its characterized in that includes protective housing (1) and gas concentration sensor (2), protective housing (1) inside fixed mounting has gas concentration sensor (2), and probe (17) of gas concentration sensor (2) pass the hole of protective housing (1) top surface and extend to protective housing (1) top, and shell top surface is located probe (17) outside fixed mounting has top case (7), top case (7) inside sliding connection has lifter plate (10), and top case (7) top surface fixed mounting has electric putter (11), and the removal end and lifter plate (10) top surface fixed connection of electric putter (11), lifter plate (10) surface fixedly connected with fixed pipe (12), and fixed pipe (12) bottom surface is through rotatory connector (13) rotation connection have swinging tube (14) for the gas, and swinging tube (14) other end fixedly connected with dryer (15), the interior table wall of dryer (15) has seted up air outlet groove (16), driven gear (20) have been cup jointed to swinging tube (14) surface fixed, bottom surface motor (10) and lifter plate (10) top surface fixed connection, driving gear (19) and driven gear (18) are installed to drive end (18), the top box (7) one side is located protective housing (1) top surface fixed mounting has bellows (6), and bellows (6) inside fixed mounting has fan (8) to fan (8) output pass through hose (9) and fixed pipe (12) through connection.
2. The mine gas monitoring device according to claim 1, wherein the two side surfaces and the bottom surface of the protective shell (1) are connected with a handle screw rod (3) through threads, the other end of the handle screw rod (3) is rotationally connected with a clamping plate (4), and a rubber pad (5) is adhered to the other side surface of the clamping plate (4).
3. The mine gas monitoring device according to claim 1, wherein the gas outlet groove (16) is of a gate-shaped structure, the gas outlet groove (16) passes through the central axis of the air duct (15), and the width of the gas outlet groove (16) is not more than 2mm.
4. The mine gas monitoring device according to claim 1, wherein the air duct (15) and the probe (17) are coaxially arranged, and the air duct (15) is of a hollow structure.
5. The mine gas monitoring device according to claim 1, wherein ventilation holes (22) are formed in the surfaces of the bellows (6) and the top case (7), and the ventilation holes (22) are densely distributed.
6. The mine gas monitoring device according to claim 1, wherein the front elevation of the protective housing (1) is hinged with a door, and the surface of the door is embedded with an observation window (21).
7. The mine gas monitoring device according to claim 1, wherein a hole for a hose (9) to penetrate is formed in one side surface of the top box (7), and the diameter of the hole is larger than the outer diameter of the hose (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320809125.3U CN220040367U (en) | 2023-04-12 | 2023-04-12 | Mine gas monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320809125.3U CN220040367U (en) | 2023-04-12 | 2023-04-12 | Mine gas monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220040367U true CN220040367U (en) | 2023-11-17 |
Family
ID=88722144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320809125.3U Active CN220040367U (en) | 2023-04-12 | 2023-04-12 | Mine gas monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220040367U (en) |
-
2023
- 2023-04-12 CN CN202320809125.3U patent/CN220040367U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |