CN202250144U - Cabinet type explosion-proof air regulator for coal mines - Google Patents
Cabinet type explosion-proof air regulator for coal mines Download PDFInfo
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- CN202250144U CN202250144U CN201120307825XU CN201120307825U CN202250144U CN 202250144 U CN202250144 U CN 202250144U CN 201120307825X U CN201120307825X U CN 201120307825XU CN 201120307825 U CN201120307825 U CN 201120307825U CN 202250144 U CN202250144 U CN 202250144U
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- colliery
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Abstract
The utility model discloses a cabinet type explosion-proof air regulator for coal mines, which comprises a cabinet type indoor unit, an outdoor host and an external explosion-proof air controlling cabinet for coal mines, wherein the outdoor host and the external explosion-proof air controlling cabinet for coal mines are connected with the cabinet type indoor unit. The inner part of the cabinet type indoor unit is provided with a filter screen, an evaporative heat exchanger and an evaporating fan, and the evaporating fan is an explosion-proof evaporating fan for coal mines. The explosion-proof evaporating fan for coal mines comprises a motor room and an air duct, and one end of the motor room is provided with a line outgoing mouth device. The inner part of the motor room is provided with a flame-proof motor, and one end of the flame-proof motor close to the air duct extends into the air duct. An impeller connected with the output shaft of the flame-proof motor is arranged in the air duct. The cabinet type explosion-proof air regulator for coal mines has an explosion-proof function, cannot cause explosion of underground methane, gas and coal dust, can reduce the harm for the health of workers and electrical equipment caused by high-temperature high-moisture severe environment under mines, ensures the safe working of underground people and machines, and increases the mine safety and production efficiency. The structure is simple and is easily realized.
Description
Technical field
The utility model relates to a kind of air regulator, relates in particular to a kind of cabinet type colliery and uses explosion-proof air regulator.
Background technology
Along with the increase of the coal mining degree of depth, colliery heat evil problem is increasingly sharpened, and has seriously restricted mine safety production, has become one of key factor of restriction Safety of Coal Mine Production at present.Based on the serious day by day unfavorable situation of hot and humid problem under the coal mine; Need air conditioning special equipment under a kind of novel coal mine; Can in mine, exist in the explosive atmosphere of methane, gas, coal dust and a better suited working environment is provided for underground work personnel and electric fixtures; Can apply to the place of sealing such as colliery underground control room, chamber safely; Reduce adverse circumstances hot and humid under the mine to the healthy harm of staff under the ore deposit with to the harm of electric fixtures, guarantee the man-machine trouble free service in down-hole, improve Safety of Coal Mine Production efficient.Existing civilian air-conditioning also comprises indoor set and outdoor main frame on the market; Though operating principle and connected mode all are applicable to environmental work under the coal mine; But indoor set and outdoor main frame critical piece all do not possess explosion prevention function; Cause that easily methane that the down-hole exists, gas, coal dust etc. blast, greatly threaten staff's and electric fixtures under the ore deposit safety.
The utility model content
The purpose of the utility model provides and a kind ofly is applicable to that explosion-proof air regulator is used in the cabinet type colliery than large space under the mine; Possesses explosion prevention function; Can regulate the interior aerial temperature and humidity of relatively large confined space under the mine rapidly; Reduce the harm of adverse circumstances hot and humid under the mine, guarantee mine safety production staff's health and electric fixtures under the ore deposit.
The utility model adopts following technical proposals:
Explosion-proof air regulator is used in a kind of cabinet type colliery; Comprise that cabinet type indoor machine uses the explosion-proof electrification switch board with the outdoor main frame that is connected with cabinet type indoor machine, external colliery; The cabinet type indoor machine enclosure interior is provided with screen pack, evaporating heat exchanger and evaporation fan; Described evaporation fan is that explosion-proof evaporation fan is used in the colliery; The colliery comprises motor room and the air duct that is used to provide air intake and air outlet with explosion-proof evaporation fan, and motor room's one end is provided with the outlet mouth device that sealing ring is housed, and motor room's set inside has utilizes support to be fixed on the explosion-proof motor of air duct one end; Explosion-proof motor gos deep in the air duct near an end of air duct, is provided with the impeller that links to each other with the explosion-proof motor output shaft in the air duct.
Said outdoor main frame comprise the colliery with pouring type compressor, colliery with explosion-proof fan, colliery with pouring type electromagnetic valve, colliery pressure controller with flame-proof type temperature pick up and control air conditioning pressure.
Said external colliery uses explosion-proof electrification switch board shell to be steel plate material; The external colliery comprises top box and the nowel that is electrically connected through wiring terminal and top box with the explosion-proof electrification switch board, the external colliery with the colliery of explosion-proof electrification switch board through nowel and outdoor main frame with pouring type compressor, colliery with explosion-proof fan, colliery with pouring type electromagnetic valve, colliery with flame-proof type temperature pick up and the colliery of pressure controller and cabinet type indoor machine of controlling air conditioning pressure with explosion-proof evaporation fan control connection.
Said external colliery is provided with safety barrier, auxiliary reclay, power switch, transformer, universal seclector and line breaker with explosion-proof electrification switch board top box case internal upper part; The bottom is provided with motor overload protection device and A.C. contactor in the top box case, and the top box outer setting has green to water envelope lamp, micro computer temperature controller.
Described evaporating heat exchanger adopts screw thread copper pipe string cover aluminium fin.
Described aluminium fin is the efficient corrugated plate shape of a big pitch of fins, and aluminum foil thickness is 0.115mm.
Said cabinet type indoor machine housing adopts the 2mm thick cold rolled steel sheet one time punching molded, and the surface of shell insulating resistance value is less than 1G Ω.
Said screen pack adopts flushable double-layer nylon filter screen.
The utility model possesses explosion prevention function; Can not cause the blast of down-hole methane, gas, coal dust; Can reduce adverse circumstances hot and humid under the mine to the healthy harm of staff under the ore deposit with to the harm of electric fixtures, guarantee the man-machine trouble free service in down-hole, improve Safety of Coal Mine Production efficient; Simple in structure, be easy to realize.
Description of drawings
Fig. 1 is the structural representation of cabinet type indoor machine;
Fig. 2 looks partial sectional view for the left side of Fig. 1;
Fig. 3 is the structural representation of colliery with explosion-proof evaporation fan;
Fig. 4 is the internal construction sketch map of external colliery with the explosion-proof electrification switch board;
Fig. 5 is the external structure sketch map of external colliery with the explosion-proof electrification switch board;
Fig. 6 is the side cutaway view of external colliery with the explosion-proof electrification switch board.
The specific embodiment
Like Fig. 1, Fig. 2 and shown in Figure 3, cabinet type indoor machine comprises housing 1 in the utility model, and housing 1 set inside has screen pack 2, evaporating heat exchanger 3 and colliery with explosion-proof evaporation fan 4.Screen pack 2 adopts the double-layer nylon filter screens, and dismounting is very convenient, is used in the air filtration under the mine of many dust, sandy soil especially.Evaporating heat exchanger 3 is used for the refrigerant liquid of the low-temp low-pressure after condenser condenses is carried out interchange of heat through outer wall and fin and air; Thereby reduction indoor air temperature; Evaporating heat exchanger 3 adopts screw thread copper pipe string cover aluminium fin; The aluminium fin adopts the efficient corrugated plate shape of a big pitch of fins, to increase the heat exchange area and the air agitation of air side, improves thermal transmittance and heat.The screw thread copper pipe adopts the internal thread copper tube; It is the ultra-thin aluminum foil of 0.115mm that the aluminium fin adopts thickness; Adopt evaporating heat exchanger 3 thermal transmittances and the heat of internal thread copper tube and ultra-thin aluminum foil to improve more than 15%, thereby make cabinet type colliery have energy-efficient advantage with explosion-proof air regulator than common heat exchangers.The colliery comprises motor room 8 and the air duct 5 that is used to provide air intake and air outlet with explosion-proof evaporation fan 4; Motor room's 8 set inside have utilizes support to be fixed on the explosion-proof motor 6 of air duct 5 one ends; Explosion-proof motor 6 gos deep in the air duct 5 near an end of air duct 5; Motor room's 8 one ends are provided with the motor termination of taking the line mouth out of, have improved the explosion-proof performance of colliery with explosion-proof evaporation fan 4, are provided with the impeller 7 that links to each other with explosion-proof motor 6 output shafts in the air duct 5.The colliery is used for utilizing cold air after evaporating heat exchanger 3 cooling processing centrifugal force to throw away body with explosion-proof evaporation fan 4, deliver to indoor, thereby reduce indoor environment temperature.The colliery adopts the thick cold-rolled steel sheet of 2mm one time punching molded with explosion-proof air-conditioner indoor set housing 1, handles through multiple antirust, anti-corrosive, and handle through plastic-blasting on the surface, adapts to adverse circumstances hot and humid under the mine especially.The colliery is provided with interior external ground with the inner many places of explosion-proof air-conditioner indoor set, and housing 1 material surface insulating resistance value is no more than 1G Ω simultaneously, can prevent static discharge initiation fire and explosion accident effectively.
Like Fig. 4, Fig. 5 and shown in Figure 6; External external colliery comprises top box 9 and the nowel 11 that is electrically connected through central dividing plate upper connecting terminal 10 and top box 9 with the explosion-proof electrification switch board; 9 casees internal upper parts of top box are provided with safety barrier 13, auxiliary reclay 14, power switch 15, transformer 16, universal seclector 17 and line breaker 18; 9 casees interior bottoms of top box are provided with motor overload protection device 19 and A.C. contactor 20; Top box 9 outer setting have green to water envelope lamp 21, micro computer temperature controller 22; External external colliery uses explosion-proof electrification switch board case material to be steel plate material, belongs to Flameproof intrinsically safe external colliery and uses the explosion-proof electrification switch board, can meet requirement of explosion proof.Outdoor main frame comprise the colliery with pouring type compressor, colliery with explosion-proof fan, colliery with pouring type electromagnetic valve, colliery pressure controller with flame-proof type temperature pick up 12 and control air conditioning pressure.The external colliery with the colliery of explosion-proof electrification switch board through nowel 11 and outdoor main frame with pouring type compressor, colliery with explosion-proof fan, colliery with pouring type electromagnetic valve, flame-proof mine temperature pick up 12 and the colliery of pressure controller and cabinet type indoor machine of controlling air conditioning pressure with explosion-proof evaporation fan 4 control connections.Because the colliery of adopting all has flame proof function with flame-proof type temperature pick up 12, colliery with explosion-proof evaporation fan 4 with pouring type electromagnetic valve and colliery with explosion-proof fan, colliery with pouring type compressor, colliery, can be applicable to hazardous environment work under the coal mine.Cabinet type colliery is identical with domestic air conditioning with outdoor main frame miscellaneous part connected mode with explosion-proof air-conditioner indoor set, repeats no more at this.
The indoor set of the utility model adopts cabinet type indoor machine; The specification and the power of air filter, evaporating heat exchanger and evaporation fan through increasing the indoor set set inside; Can increase the contact area of room air and evaporimeter; Increase the indoor circulation air quantity, reach faster stronger refrigeration, be applicable under the mine than using in the large space.
Claims (8)
1. explosion-proof air regulator is used in a cabinet type colliery; Comprise that cabinet type indoor machine uses the explosion-proof electrification switch board with the outdoor main frame that is connected with cabinet type indoor machine, external colliery; The cabinet type indoor machine enclosure interior is provided with screen pack, evaporating heat exchanger and evaporation fan; It is characterized in that: described evaporation fan is that explosion-proof evaporation fan is used in the colliery; The colliery comprises motor room and the air duct that is used to provide air intake and air outlet with explosion-proof evaporation fan, and motor room's one end is provided with the outlet mouth device that sealing ring is housed, and motor room's set inside has utilizes support to be fixed on the explosion-proof motor of air duct one end; Explosion-proof motor gos deep in the air duct near an end of air duct, is provided with the impeller that links to each other with the explosion-proof motor output shaft in the air duct.
2. explosion-proof air regulator is used in cabinet type colliery according to claim 1, it is characterized in that: said outdoor main frame comprise the colliery with pouring type compressor, colliery with explosion-proof fan, colliery with pouring type electromagnetic valve, colliery pressure controller with flame-proof type temperature pick up and control air conditioning pressure.
3. explosion-proof air regulator is used in cabinet type colliery according to claim 2; It is characterized in that: said external colliery uses explosion-proof electrification switch board shell to be steel plate material; The external colliery comprises top box and the nowel that is electrically connected through wiring terminal and top box with the explosion-proof electrification switch board, the external colliery with the colliery of explosion-proof electrification switch board through nowel and outdoor main frame with pouring type compressor, colliery with explosion-proof fan, colliery with pouring type electromagnetic valve, colliery with flame-proof type temperature pick up and the colliery of pressure controller and cabinet type indoor machine of controlling air conditioning pressure with explosion-proof evaporation fan control connection.
4. explosion-proof air regulator is used in cabinet type colliery according to claim 3; It is characterized in that: said external colliery is provided with safety barrier, auxiliary reclay, power switch, transformer, universal seclector and line breaker with explosion-proof electrification switch board top box case internal upper part; The bottom is provided with motor overload protection device and A.C. contactor in the top box case, and the top box outer setting has green to water envelope lamp, micro computer temperature controller.
5. use explosion-proof air regulator according to claim 1,2,3 or 4 described cabinet type collieries, it is characterized in that: described evaporating heat exchanger adopts screw thread copper pipe string cover aluminium fin.
6. explosion-proof air regulator is used in cabinet type colliery according to claim 5, it is characterized in that: described aluminium fin is the efficient corrugated plate shape of a big pitch of fins, and aluminum foil thickness is 0.115mm.
7. explosion-proof air regulator is used in cabinet type colliery according to claim 6, it is characterized in that: said cabinet type indoor machine housing adopts the 2mm thick cold rolled steel sheet one time punching molded, and the surface of shell insulating resistance value is less than 1G Ω.
8. explosion-proof air regulator is used in cabinet type colliery according to claim 7, it is characterized in that: said screen pack adopts flushable double-layer nylon filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120307825XU CN202250144U (en) | 2011-08-23 | 2011-08-23 | Cabinet type explosion-proof air regulator for coal mines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120307825XU CN202250144U (en) | 2011-08-23 | 2011-08-23 | Cabinet type explosion-proof air regulator for coal mines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202250144U true CN202250144U (en) | 2012-05-30 |
Family
ID=46111402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120307825XU Expired - Fee Related CN202250144U (en) | 2011-08-23 | 2011-08-23 | Cabinet type explosion-proof air regulator for coal mines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202250144U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106394583A (en) * | 2016-08-31 | 2017-02-15 | 中车青岛四方机车车辆股份有限公司 | Air conditioner and rail-mounted train with air conditioner |
| US10332697B2 (en) | 2014-09-16 | 2019-06-25 | Hoffman Enclosures, Inc. | Encapsulation of components and a low energy circuit for hazardous locations |
-
2011
- 2011-08-23 CN CN201120307825XU patent/CN202250144U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10332697B2 (en) | 2014-09-16 | 2019-06-25 | Hoffman Enclosures, Inc. | Encapsulation of components and a low energy circuit for hazardous locations |
| CN106394583A (en) * | 2016-08-31 | 2017-02-15 | 中车青岛四方机车车辆股份有限公司 | Air conditioner and rail-mounted train with air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20170823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |