CN210982195U - Mining flame-proof type laser multi-gas monitoring host - Google Patents

Abstract

The utility model discloses a many gaseous monitoring hosts of mining flame-proof type laser, including explosion-proof shell, explosion-proof shell top is provided with explosion-proof neck, inside control chamber and the air chamber of being provided with of explosion-proof shell, wiring chamber and battery chamber have been seted up to explosion-proof neck, air chamber trailing flank is provided with intake pipe and blast pipe, the outside one end of intake pipe is connected with two first bypass pipes, two first bypass pipe all is connected with a filter, the filter bottom all is provided with the second bypass pipe, all be provided with the check valve between first bypass pipe and the second bypass pipe both ends, the inside filter core that filters that is provided with of filter. The utility model discloses a set up the filter in the intake pipe outer end, be favorable to adsorbing the ball through crossing filter element, crossing filter pulp and solid dehumidification, will get into the air in the air chamber and remove dust and dehumidify to prevent to contain a large amount of dust and moisture in the air, lead to the laser to detect and become invalid, cause the error too big, influence subsequent processing.

Description

Mining flame-proof type laser multi-gas monitoring host

Technical Field

The utility model relates to a coal mine gas check out test set technical field, in particular to many gas monitoring host computers of mining flame-proof type laser.

Background

The mining laser multi-gas monitoring host machine is mainly used for monitoring the concentration change of 6 gases simultaneously in the coal mining process, and monitoring and analyzing the concentrations of methane, oxygen, carbon monoxide, carbon dioxide, ethylene and acetylene by adopting an optical principle. The mining laser multi-gas monitoring host can collect gas in key areas such as a coal mine working face, a goaf and a closed area, and the mining flame-proof type laser multi-gas monitoring host can continuously analyze the concentrations of CO, CO2, CH4, O2, C2H4 and C2H2 for 24 hours in real time, so that the condition of underground gas can be accurately mastered. This mode of operation saves laying of the bundle main. The system provides an index gas alarm setting function, so that gas abnormity can be found and reported in time on the basis of realizing real-time monitoring of underground fire sign gas, and measures are taken to perform effective prevention and treatment under the condition that the index gas is out of limit.

However, in coal mines and mines, dust components and moisture are serious, and in the process of detecting gas by using laser, dust moisture in air has a great influence on laser detection, so that the detected data error is large, and the analysis effect is influenced.

Therefore, the invention provides a mining explosion-proof laser multi-gas monitoring host machine to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a many gas monitoring host computers of mining flame-proof type laser, through set up the filter in the intake pipe outer end, be favorable to adsorbing the ball through filter element, filter pulp and solid dehumidification, the air that will get into in the air chamber removes dust and dehumidifies to prevent to contain a large amount of dust and moisture in the air, lead to the laser detection inefficacy, cause the error too big, influence follow-up processing, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mining flame-proof type laser multi-gas monitoring host comprises an explosion-proof shell, wherein an explosion-proof neck is arranged at the top of the explosion-proof shell, the explosion-proof shell comprises two explosion-proof doors, an explosion-proof window is arranged on the surface of each explosion-proof door, a control cavity and a gas chamber are arranged in the explosion-proof shell, a wiring cavity and a battery cavity are formed in the explosion-proof neck, a laser multi-gas detector is arranged in the gas chamber, a gas inlet pipe and a gas outlet pipe are arranged on the rear side surface of the gas chamber, one end of the outside of the gas inlet pipe is connected with two first bypass pipes, the two first bypass pipes are both connected with a filter, a second bypass pipe is arranged at the bottom of the filter, a check valve is arranged between the two ends of each first bypass pipe and the second bypass pipe, a filter element is arranged, the utility model discloses a filter equipment, including filtration hypomere, filtration upper segment inner wall, filtration upper segment, filtration hypomere, filtration upper segment inner wall are netted setting, it is provided with the fender dish to filter between hypomere and the filtration middle section, it is provided with the fixed disk to filter upper end bottom surface, it has crossed the filter pulp to filter the hypomere surface cup joint, it has a plurality of solid dehumidification adsorption ball to filter upper segment intussuseption.

Preferably, two the filter bottom is provided with same backup pad, the backup pad surface is equipped with sealed arch, the filter bottom is seted up with sealed protruding assorted sealed recess, adopt fixing bolt to connect between filter and the backup pad.

Preferably, the filter top adopts the flange to be connected, first bypass pipe runs through the flange and extends to the inside setting of crossing the filter core, and first bypass pipe is located one section of inside of crossing the filter core and is netted setting, second bypass pipe one end extends to the inside setting of crossing filter core bottom.

Preferably, the solid dehumidifying and adsorbing ball is made of zeolite materials, the surface of the solid dehumidifying and adsorbing ball is in a honeycomb-hole shape, and the surface and the inside of the hole diameter of the solid dehumidifying and adsorbing ball are coated with the solid adsorbent for air dehumidification.

Preferably, the fixed disk is made of rubber or plastic materials, and the fixed disk is connected with the inner wall of the filter in an interference fit mode.

Preferably, the inside laser multi-gas controller that is provided with of control intracavity, and control intracavity rear side are provided with the heat dissipation fan, the battery intracavity portion is provided with the group battery, heat dissipation fan and group battery electric connection.

Preferably, the battery cavity and the wiring cavity are communicated, the control cavity and the wiring cavity are communicated, the battery cavity, the wiring cavity and the control cavity are provided with explosion-proof heat dissipation windows on the rear side faces, and filter cotton is laid on the surfaces of the explosion-proof heat dissipation windows.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up the filter in the intake pipe outer end, be favorable to adsorbing the ball through crossing filter element, crossing filter pulp and solid dehumidification, will get into the air in the air chamber and remove dust and dehumidify to prevent to contain a large amount of dust and moisture in the air, lead to the laser to detect and become invalid, cause the error too big, influence subsequent processing.

2. The utility model discloses a set up two filters, adopt parallelly connected mode setting between and, be favorable to using reserve filter to remove dust and dehumidify when one of them filter effect variation to change and filter the core, cross filter pulp and solid dehumidification adsorption ball, make the incessant air in the mine of this many gas monitoring host computer of laser detect.

3. The utility model discloses a be equipped with the heat dissipation fan, be favorable to at the many gas monitoring host computer of laser during operation, start the heat dissipation fan, dispel the heat to control chamber, wiring chamber and battery chamber, prevent that equipment wherein is hotter in explosion-proof housing, influence its work efficiency.

Drawings

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

FIG. 2 is a rear view of the overall structure of the present invention;

fig. 3 is a schematic view of the structure of the part a in fig. 2 according to the present invention;

fig. 4 is a bottom view of the filter structure of the present invention;

fig. 5 is a top view of the supporting plate structure of the present invention.

In the figure: 1. an explosion-proof housing; 2. an explosion-proof neck; 3. an explosion vent; 4. an explosion-proof window; 5. a control chamber; 6. a plenum chamber; 7. a wiring cavity; 8. a battery cavity; 9. an air inlet pipe; 10. an exhaust pipe; 11. a first bypass pipe; 12. A filter; 13. a second bypass pipe; 14. a one-way valve; 15. a filter element; 16. filtering the upper section; 17. filtering the middle section; 18. filtering the lower section; 19. a catch tray; 20. fixing the disc; 21. filtering cotton; 22. solid dehumidifying adsorption balls; 23. a support plate; 24. sealing the protrusion; 25. sealing the groove; 26. a heat dissipation fan; 27. explosion-proof heat dissipation window.

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.

The utility model provides a mining flame-proof type laser multi-gas monitoring host machine as shown in figures 1-5, which comprises an explosion-proof shell 1, wherein the top of the explosion-proof shell 1 is provided with an explosion-proof neck 2, the explosion-proof shell 1 comprises two explosion-proof doors 3, wherein the explosion-proof doors 3 are connected with the explosion-proof shell 1 through hinges and are sealed and closed with the outer walls of a control cavity 5 and an air chamber cavity 6, the surface of the explosion-proof door 3 is provided with an explosion-proof window 4, the interior of the explosion-proof shell 1 is provided with the control cavity 5 and the air chamber cavity 6, the explosion-proof neck 2 is provided with a wiring cavity 7 and a battery cavity 8, the interior of the air chamber cavity 6 is provided with a laser multi-gas detector, the rear side surface of the air chamber cavity 6 is provided with an air inlet pipe 9 and an air outlet pipe 10, wherein the exterior of the air inlet pipe 9 is connected with an air pump, the air pump is connected, the two first bypass pipes 11 are connected with a filter 12, and the two filters 12 are arranged in parallel, so that when the filtering effect of one of the filters 12 is poor, the spare filter 12 is used for dedusting and dehumidifying, and a filter element 15, filter cotton 21 and a solid dehumidifying adsorption ball 22 are replaced, so that the laser multi-gas monitoring host can continuously detect air in a mine, wherein one of the two filters 12 is mainly used, the other filter 12 is spare, the bottom of each filter 12 is provided with a second bypass pipe 13, a check valve 14 is arranged between the two ends of each first bypass pipe 11 and the two ends of each second bypass pipe 13, the check valve 14 of the main filter 12 is opened, the spare filter element is closed, the filter element 15 is arranged in each filter 12, and the filter element 15 is divided into an upper filtering section 16, a middle filtering section 17 and a lower filtering section 18, the utility model discloses a filter, including filter lower section 18 and filter middle section 17, filter upper section 16 inner wall is sealed setting, be provided with between filter lower section 18 and the filter middle section 17 and keep off the dish 19, filter upper section 16 bottom surface is provided with fixed disk 20, filter lower section 18 surface has cup jointed filter pulp 21, filter upper section 16 inside packing has a plurality of solid dehumidification adsorption ball 22, through setting up filter 12 in intake pipe 9 outer end, is favorable to through filtering core 15, filter pulp 21 and solid dehumidification adsorption ball, will get into the air in air chamber 6 and remove dust and dehumidify to prevent to contain a large amount of dust and moisture in the air, lead to laser detection inefficacy, cause the error too big, influence subsequent processing, wherein filter core 15, filter pulp 21 and solid adsorption dehumidification ball 22 need regularly change the washing.

Further, in the above technical solution, the same support plate 23 is arranged at the bottom of the two filters 12, a sealing protrusion 24 is arranged on the surface of the support plate 23, a sealing groove 25 matched with the sealing protrusion 24 is arranged at the bottom of the filter 12, and the filter 12 and the support plate 23 are connected by a fixing bolt, which is beneficial for connecting the bottom of the filter 12 and the support plate 23 in a sealing manner through the sealing protrusion 24 and the sealing groove 25;

further, in the above technical solution, the tops of the filters 12 are connected by using a flange, the first bypass pipe 11 extends through the flange to the inside of the filter element 15, and a section of the first bypass pipe 11 located inside the filter element 15 is in a mesh shape, and through the mesh shape, the solid dehumidification adsorption ball 22 is prevented from being sucked away, and one end of the second bypass pipe 13 extends to the inside of the bottom of the filter element 15;

further, in the above technical solution, the solid dehumidifying adsorption balls 22 are made of zeolite material, the surface is in a honeycomb shape, and the surface and the inside of the pore diameter are both coated with solid adsorbent for air dehumidification, wherein the solid dehumidifying adsorption balls need to be replaced and cleaned at regular time;

further, in the above technical solution, the fixed disk 20 is made of rubber or plastic material, and the fixed disk 20 is connected with the inner wall of the filter 12 in an interference fit manner;

further, in the above technical solution, the laser multi-gas controller is arranged inside the control cavity 5, the heat dissipation fan 26 is arranged at the rear side inside the control cavity 5, the battery pack is arranged inside the battery cavity 8, the heat dissipation fan 26 is electrically connected with the battery pack, and the heat dissipation fan 26 is arranged, so that the control cavity 5, the wiring cavity 7 and the battery cavity 8 are conveniently started to dissipate heat during the operation of the laser multi-gas monitoring host, and the equipment therein is prevented from being hotter in the explosion-proof housing 1 and affecting the working efficiency thereof;

further, in the above technical scheme, the battery cavity 8 and the wiring cavity 7 are arranged in a communicating manner, the control cavity 5 and the wiring cavity 7 are arranged in a communicating manner, the rear side surfaces of the battery cavity 8, the wiring cavity 7 and the control cavity 5 are provided with the explosion-proof heat dissipation window 27, and the surface of the explosion-proof heat dissipation window 27 is paved with filter cotton.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when detecting various gases contained in air in a coal mine or a mine, an air inlet pipe 9 is connected with an external air pump, air at a position corresponding to a bundle pipe laid in the mine is pumped into an air chamber cavity 6 through the air pump, the air which enters the air chamber cavity 6 by a laser multi-gas detector is detected and discharged through an exhaust pipe 10, when the air enters the exhaust pipe 10, a first bypass pipe 11 connected with one filter 12 and a one-way valve 14 on a second bypass pipe 13 are both opened, so that the air firstly enters a lower filtering section 18 in the filter 12, the air firstly filters a core 15 under the action of a baffle plate to filter larger dust in the air, then the air is filtered by filter cotton 21 to filter smaller dust in the air, and the air flow direction is changed under the action of a fixed disc 20, the air enters the filter element 15 again through the middle filtering section 17, so that the air enters the first bypass pipe 11 through the inside of the upper filtering section 16, when the air flows through the upper filtering section 16, the moisture in the air is absorbed by the solid dehumidifying adsorption balls inside the upper filtering section 16, so as to dehumidify the air, the extracted air effectively passes through the filter 12, enters the air chamber 6 after being subjected to dust removal and dehumidification, so as to prevent the air from containing a large amount of dust and moisture, which causes laser detection failure and causes excessive error and influences subsequent processing, when the filtering effect of one of the filters 12 is poor, the check valves 14 on the first bypass pipe 11 and the second bypass pipe 13 connected with the filter 12 are closed, the check valves 14 on the other first bypass pipe 11 and the second bypass pipe 13 are opened, so as to perform dust removal and dehumidification by using the spare filter 12, thereby filter 12 to the first use is changed and is crossed filter element 15, filter pulp 21 and solid dehumidification and adsorb ball 22 to do not influence the work of this many gaseous monitoring host computers of laser, make its incessant air in the mine detect, when the many gaseous monitoring host computers of this laser practical process, start heat dissipation fan 26, dispel the heat to control chamber 5, wiring chamber 7 and battery chamber 8, prevent that equipment wherein is hotter in explosion-proof housing 1, influence its work efficiency.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides a many gaseous monitoring hosts of mining flame-proof type laser, includes explosion-proof shell (1), its characterized in that: the explosion-proof shell is characterized in that an explosion-proof neck (2) is arranged at the top of the explosion-proof shell (1), the explosion-proof shell (1) comprises two explosion-proof doors (3), an explosion-proof window (4) is arranged on the surface of each explosion-proof door (3), a control cavity (5) and an air chamber cavity (6) are arranged inside the explosion-proof shell (1), a wiring cavity (7) and a battery cavity (8) are arranged on each explosion-proof neck (2), a laser multi-gas detector is arranged inside the air chamber cavity (6), an air inlet pipe (9) and an exhaust pipe (10) are arranged on the rear side face of the air chamber cavity (6), one end of the outside of the air inlet pipe (9) is connected with two first bypass pipes (11), the two first bypass pipes (11) are connected with a filter (12), a second bypass pipe (13) is arranged at the bottom of the filter (12), and a check valve (14) is arranged between the two ends of each, the utility model discloses a filter (12) inside is provided with filter core (15), filter core (15) divide into and filters upper segment (16), filters middle section (17) and filters hypomere (18), it is netted setting with filtering middle section (17) lateral wall to filter hypomere (18), it is sealed setting to filter upper segment (16) inner wall, it is provided with fender dish (19) to filter the lower extreme and filter between middle section (17), it is provided with fixed disk (20) to filter upper segment (16) bottom surface, it has crossed filter pulp (21) to filter hypomere (18) surface cup jointed, it has a plurality of solid dehumidification adsorption ball (22) to filter upper segment (16) inside packing.

2. The mining flameproof laser multi-gas monitoring host machine according to claim 1, characterized in that: the bottom of the two filters (12) is provided with the same supporting plate (23), the surface of the supporting plate (23) is provided with a sealing bulge (24), the bottom of the filter (12) is provided with a sealing groove (25) matched with the sealing bulge (24), and the filter (12) is connected with the supporting plate (23) through a fixing bolt.

3. The mining flameproof laser multi-gas monitoring host machine according to claim 1, characterized in that: the top of the filter (12) is connected with a flange, the first bypass pipe (11) penetrates through the flange and extends to the inside of the filter element (15), the first bypass pipe (11) is located at one section of the inside of the filter element (15) and is arranged in a net shape, and one end of the second bypass pipe (13) extends to the inside of the bottom of the filter element (15).

4. The mining flameproof laser multi-gas monitoring host machine according to claim 1, characterized in that: the solid dehumidifying adsorption ball (22) is made of zeolite materials, the surface of the solid dehumidifying adsorption ball is in a honeycomb-hole shape, and the surface and the inside of the hole diameter are coated with solid adsorbents for air dehumidification.

5. The mining flameproof laser multi-gas monitoring host machine according to claim 1, characterized in that: the fixed disk (20) is made of rubber or plastic materials, and the fixed disk (20) is connected with the inner wall of the filter (12) in an interference fit mode.

6. The mining flameproof laser multi-gas monitoring host machine according to claim 1, characterized in that: the laser control device is characterized in that a laser multi-gas controller is arranged in the control cavity (5), a heat dissipation fan (26) is arranged on the inner rear side of the control cavity (5), a battery pack is arranged in the battery cavity (8), and the heat dissipation fan (26) is electrically connected with the battery pack.

7. The mining flameproof laser multi-gas monitoring host machine according to claim 1, characterized in that: the solar energy heat dissipation device is characterized in that the battery cavity (8) and the wiring cavity (7) are communicated with each other, the control cavity (5) and the wiring cavity (7) are communicated with each other, the battery cavity (8), the wiring cavity (7) and the rear side face of the control cavity (5) are provided with an explosion-proof heat dissipation window (27), and the surface of the explosion-proof heat dissipation window (27) is paved with filter cotton.

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