CN113565555A - Refrigerant driving integrated cold dissipating device for underground thermal environment treatment - Google Patents
Refrigerant driving integrated cold dissipating device for underground thermal environment treatment Download PDFInfo
- Publication number
- CN113565555A CN113565555A CN202110283835.2A CN202110283835A CN113565555A CN 113565555 A CN113565555 A CN 113565555A CN 202110283835 A CN202110283835 A CN 202110283835A CN 113565555 A CN113565555 A CN 113565555A
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- water
- cold
- refrigerant
- fan
- pipeline
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 111
- 238000001816 cooling Methods 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 239000000498 cooling water Substances 0.000 claims abstract description 25
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 claims description 9
- 230000006872 improvement Effects 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims 1
- 239000003245 coal Substances 0.000 abstract description 4
- 238000005065 mining Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F3/00—Cooling or drying of air
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
An integrated cold dissipating device driven by a refrigerant for treating the underground thermal environment is used underground in a coal mine. The cooling system comprises a cold diffuser, a fan and a circulating water tank, wherein the fan is arranged on the cold diffuser, a water outlet of the circulating water tank is connected with a water inlet pipeline of the cold diffuser through a circulating cooling water pump, and a water outlet of the cold diffuser is connected with a water inlet of the circulating water tank through a pipeline; the fan is a refrigerant driving fan, a liquid driver is arranged on the refrigerant driving fan and comprises a shell, a water wheel arranged on a driving shaft is arranged in the shell, fan blades are arranged at the bottom of the driving shaft, a water inlet nozzle is arranged on the shell at one end of the water wheel, a water outlet is arranged on the shell at the other end of the water wheel, the liquid driver is arranged between a circulating cooling water pump and a water inlet of the cold scattering device, the circulating cooling water pump is connected with the water inlet nozzle, and the water outlet of the liquid driver is connected with an inlet of the cold scattering device through a pipeline. The structure is simple, the use is convenient, and the safety and the reliability are realized.
Description
Technical Field
The invention relates to a cold dissipation device, in particular to an underground hot environment treatment refrigerant driving integrated cold dissipation device which is suitable for underground coal mines.
Background
With deep mining, the problem of mine thermal damage becomes more prominent, and the underground thermal environment is under the way. At present, a mine underground cooling system generally adopts a refrigerating unit to prepare low-temperature cold water (3-5 ℃), then conveys the cold water to an underground mining roadway through a pipeline, exchanges cold energy with an air cooler arranged in the roadway, and finally conveys the cold water to a mining face or a tunneling head. The air cooler cooling process needs to be provided with an electric drive local fan, and the underground power supply and the electric equipment of the coal mine need to be explosion-proof, so that the air cooler provided with the local fan needs to be reinstalled along with the change of a cooling surface in the underground mining process, and an electric wire and an explosion-proof power supply need to be erected.
At present, the underground cooling and cold dissipating device is generally arranged in a ventilation roadway and is far away from a cooling area of a working surface, the cooling capacity transmission loss is large, and the capacity utilization efficiency is not high. The integrated cold dissipating device is driven by the refrigerant, so that the underground suspension on the hydraulic support and the movement of equipment are facilitated, the temperature of the cooling area is uniform, and the utilization efficiency of cold energy is high.
Disclosure of Invention
Aiming at the defects of the technology, the device provides the underground thermal environment treatment refrigerant driving integrated cooling device for preventing the temperature reduction of the excavation working face from being influenced by the explosion prevention of an underground power supply, and the device adopts a refrigerant driving fan to solve the problem that an electric driving power supply needs explosion prevention; the cold dissipating device is hung on the hydraulic support, so that the problem of uneven air temperature distribution in the cooling area of the working surface is solved, and the utilization efficiency of cold energy is improved.
In order to achieve the purpose, the invention provides an integrated cold dissipating device driven by a refrigerant for underground thermal environment treatment, which comprises a cold dissipating device, a fan and a circulating water tank, wherein the fan is arranged on the cold dissipating device through a support and used for transmitting the cold energy of the cold dissipating device to a specified position; the fan is a refrigerant driving fan, a liquid driver is arranged on the refrigerant driving fan and comprises a shell, a water wheel arranged on a driving shaft is arranged in the shell, fan blades are arranged at the bottom of the driving shaft, a water inlet nozzle is arranged on the shell at one end of the water wheel, a water outlet is arranged on the shell at the other end of the water wheel, the liquid driver is arranged between a circulating cooling water pump and a water inlet of the cold scattering device, the circulating cooling water pump is connected with the water inlet nozzle, and the water outlet of the liquid driver is connected with an inlet of the cold scattering device through a pipeline.
Further, the bulk air cooler comprises a shell, the fan is arranged on the shell through a support, an elliptical tube type heat exchange tube used for cooling is arranged in the shell, two ends of the coil are respectively connected with a water inlet and a water outlet of the bulk air cooler, and a liquid discharge port which can be opened and closed as required is further arranged at the bottom of the shell.
Furthermore, a pipeline connected with a water outlet of the body driver is divided into two pipelines through a tee joint, one pipeline is connected with a coil water inlet in the air cooler through a gate valve, the other pipeline is connected with a plurality of needle-shaped cleaning nozzles arranged in the air cooler through an adjusting valve and used for cleaning condensed water generated by spraying sewage and cooling air of the air cooler, and the sprayed water is discharged from a liquid discharge port.
Further, the top of the circulating water tank is provided with an exhaust pipeline through an exhaust valve, and is also connected with a water replenishing tank through a gate valve g.
Furthermore, successively be equipped with filtration system and gate valve c on the pipeline between circulating cooling water pump and the delivery port of circulating water tank, filtration system include the filter, the filter is intake and is held and be equipped with gate valve an, the play water end is equipped with gate valve b, has bypass valve through pipeline parallel connection between gate valve a, filter and the gate valve b.
Furthermore, a gate valve d, a flow regulating valve, a flow meter and a gate valve e are arranged on a pipeline between the circulating cooling water pump and a water outlet nozzle of a liquid driver in the refrigerant driving fan, and the flow and the pressure of cooling water are controlled by regulating the flow regulating valve, so that the cooling capacity output by the cooling radiator 18 is regulated, and finally the temperature of a working surface is regulated.
Furthermore, a fan protective cover is arranged on the outer side of the refrigerant driving fan.
Furthermore, the pipelines used at the water inlet nozzle and the water outlet of the liquid driver are respectively a rubber hose a and a rubber hose b, the pipeline used between the cold diffuser and the circulating water tank is a rubber hose c, and the rubber hose a, the rubber hose b and the rubber hose c are convenient to detach and fix.
Has the advantages that:
the refrigerant driving fan of the device is driven by the pressure of the refrigerant, power supply is not needed, the device is not limited by the explosion-proof requirement of an underground power supply, and the refrigerant driving fan device does not influence the cold quantity exchange of cooling water in the cold radiator. The system realizes the problem that the local fan electric drive power supply of the underground cooling radiator needs explosion prevention; meanwhile, the refrigerant-driven integrated cooling device can be hung on the hydraulic support, and the technical problem of uneven air temperature distribution in the cooling area of the working surface is solved.
Drawings
FIG. 1 is a schematic structural view of an integrated cooling device driven by a refrigerant for treating a thermal environment under a well according to the present invention.
In the figure: 1-a gate valve a 2-a filter 3-a gate valve b 4-a bypass valve 5-a gate valve c 6-a circulating cooling water pump 7-a gate valve d 8-a flow regulating valve 9-a flow meter 10-a gate valve e 11-a rubber hose a 12-a refrigerant driving fan 13-a fan protective cover 14-a rubber hose b 15-a gate valve f 16-an adjusting valve 17-a cleaning spray head 18-a cold dissipator 19-cold air 20-a liquid discharge port 21-a rubber hose c 22-an air exhaust valve 23-a water replenishing tank 24-a gate valve g 25-a circulating water tank 26-a serpentine coil.
Detailed Description
The invention will be further illustrated by the following description of embodiments in conjunction with the accompanying drawings:
as shown in fig. 1, the integrated cooling device driven by the refrigerant for underground thermal environment improvement of the invention comprises a cooling diffuser 18, a fan and a circulating water tank 25, wherein the fan is arranged on the cooling diffuser 18 through a bracket and is used for transferring cold air 19 generated by cooling of the cooling diffuser 18 to a designated position, the cooling diffuser 18 comprises a shell, the fan is arranged on the shell through a bracket, an elliptical tube type heat exchange tube for cooling is arranged in the shell, two ends of a coil are respectively connected with a water inlet and a water outlet of the cooling diffuser 18, and the bottom of the shell is also provided with a liquid discharge port 20 which can be opened and closed according to requirements.
A refrigerant coil 26 for cooling stored water in the circulating water tank 25 is arranged in the circulating water tank 25, an inlet and an outlet of the refrigerant coil 26 extend out of the circulating water tank 25 to be connected with a refrigerating device, a water outlet of the circulating water tank 25 is connected with a water inlet pipeline of the cold diffuser 18 through a circulating cooling water pump 6, and a water outlet of the cold diffuser 18 is connected with a water inlet of the circulating water tank 25 through a pipeline; the fan is coolant drive fan 12, coolant drive fan 12 outside is equipped with fan protection casing 13, be equipped with the liquid driver on coolant drive fan 12, the liquid driver includes the shell, be equipped with the water wheels who sets up in the drive shaft in the shell, the drive shaft bottom is equipped with the fan blade, wherein be equipped with into water spout on the shell of water wheels one end, be equipped with the delivery port on the shell of the water wheels other end, the liquid driver sets up between the water inlet of recirculated cooling water pump 6 and cold ware 18 of loosing, wherein recirculated cooling water pump 6 is connected with into water spout, the delivery port of liquid driver passes through the pipeline and is connected with the entry of cold ware 18 of loosing. The pipeline connected with the water outlet of the liquid driver is divided into two pipelines through a tee joint, one pipeline is connected with a coil water inlet in the cold scattering device 18 through a gate valve 15, the other pipeline is connected with a plurality of needle-shaped cleaning spray heads 17 arranged in the cold scattering device 18 through an adjusting valve 16 and used for cleaning spray sewage and condensed water generated by cooling air of the cold scattering device 18, and the spray water is discharged through a liquid discharge port 20.
The top of the circulating water tank 25 is provided with an exhaust pipeline through an exhaust valve 22, and is also connected with a water replenishing tank 23 through a gate valve g 24. The pipeline between the water outlet of the circulating water tank 25 and the circulating cooling water pump 6 is successively provided with a filtering system and a gate valve c5, the filtering system comprises a filter 2, the water inlet end of the filter is provided with a gate valve a1, the water outlet end of the filter is provided with a gate valve b3, and a bypass valve 4 is connected in parallel among the gate valve a1, the filter 2 and the gate valve b3 through pipelines.
The pipeline between the circulating cooling water pump 6 and the water outlet nozzle of the liquid driver in the refrigerant driving fan 12 is provided with a gate valve d7, a flow regulating valve 8, a flowmeter 9 and a gate valve e10, and the flow regulating valve 8 is regulated to control the flow and pressure of cooling water, so that the cold output by the cooling radiator 18 is regulated, and finally the temperature of a working surface is regulated.
The pipelines used at the water inlet nozzle and the water outlet of the liquid driver are respectively a rubber hose a11 and a rubber hose b14, the pipeline used between the cold diffuser 18 and the circulating water tank 25 is a rubber hose c21, and the rubber hose a11, the rubber hose b14 and the rubber hose c21 are convenient to detach and fix.
The bulk cooler 18 is of an oval pipe type structure, the efficient needle-shaped cleaning nozzle 17 is mounted inside the bulk cooler, the air dust concentration of the underground coal face is high, dust is easily accumulated on the surface of the heat exchange pipe inside the bulk cooler, the dust on the surface of the oval pipe can be timely cleaned by the cleaning nozzle 17, and the energy conversion efficiency of the bulk cooler is improved.
During the use, the cold ware 18 that looses of this application places as required, and the optimal placement position is hung below the hydraulic support who synthesizes the face.
Claims (8)
1. The utility model provides a refrigerant drive integration cooling device is administered to hot environment in pit which characterized in that: the cooling system comprises a cold diffuser (18), a fan and a circulating water tank (25), wherein the fan is arranged on the cold diffuser (18) through a support and used for transmitting the cold energy of the cold diffuser (18) to a specified position, a refrigerant coil (26) used for cooling stored water in the circulating water tank (25) is arranged in the circulating water tank (25), an inlet and an outlet of the refrigerant coil (26) respectively extend out of the circulating water tank (25) to be connected with a refrigerating device, a water outlet of the circulating water tank (25) is connected with a water inlet pipeline of the cold diffuser (18) through a circulating cooling water pump (6), and a water outlet of the cold diffuser (18) is connected with a water inlet of the circulating water tank (25) through a pipeline; the fan is refrigerant drive fan (12), be equipped with the liquid driver on refrigerant drive fan (12), the liquid driver includes the shell, be equipped with the water wheels who sets up in the drive shaft in the shell, the drive shaft bottom is equipped with the fan blade, wherein be equipped with into water spout on the shell of water wheels one end, be equipped with the delivery port on the shell of the water wheels other end, the liquid driver sets up between the water inlet of recirculated cooling water pump (6) and scattered cold ware (18), wherein recirculated cooling water pump (6) are connected with into water spout, the delivery port of liquid driver passes through the pipeline and scatters the entry linkage of cold ware (18).
2. The downhole thermal environment improvement refrigerant-driven integrated cooling device of claim 1, wherein: the air cooler (18) comprises a shell, the fan is arranged on the shell through a support, an elliptical tube type heat exchange tube used for cooling is arranged in the shell, two ends of the coil are respectively connected with a water inlet and a water outlet of the air cooler (18), and a liquid discharge port (20) which can be opened and closed according to needs is further arranged at the bottom of the shell.
3. The downhole thermal environment improvement refrigerant-driven integrated cooling device of claim 2, wherein: the pipeline connected with the water outlet of the body driver is divided into two pipelines through a tee joint, one pipeline is connected with a coil water inlet in the cold dispersing device (18) through a gate valve (15), the other pipeline is connected with a plurality of needle-shaped cleaning spray heads (17) arranged in the cold dispersing device (18) through an adjusting valve (16) and used for cleaning condensed water generated by spraying sewage and cooling air of the cold dispersing device (18), and the sprayed water is discharged from a liquid discharge port (20).
4. The downhole thermal environment improvement refrigerant-driven integrated cooling device of claim 1, wherein: the top of the circulating water tank (25) is provided with an exhaust pipeline through an exhaust valve (22), and is also connected with a water replenishing tank (23) through a gate valve g (24).
5. The downhole thermal environment improvement refrigerant-driven integrated cooling device of claim 1, wherein: successively be equipped with filtration system and gate valve c (5) on the pipeline between the delivery port of circulating water tank (25) and recirculated cooling water pump (6), filtration system include filter (2), the filter end of intaking is equipped with gate valve a (1), the play water end is equipped with gate valve b (3), has bypass valve (4) through pipeline parallel connection between gate valve a (1), filter (2) and the gate valve b (3).
6. The downhole thermal environment improvement refrigerant-driven integrated cooling device of claim 1, wherein: a gate valve d (7), a flow regulating valve (8), a flowmeter (9) and a gate valve e (10) are arranged on a pipeline between a circulating cooling water pump (6) and a water outlet nozzle of a liquid driver in a refrigerant driving fan (12), and the flow and the pressure of cooling water are controlled by regulating the flow regulating valve (8), so that the cold output by a cooling radiator 18 is regulated, and the temperature of a working surface is finally regulated.
7. The downhole thermal environment improvement refrigerant-driven integrated cooling device of claim 1, wherein: and a fan protective cover (13) is arranged on the outer side of the refrigerant driving fan (12).
8. The downhole thermal environment improvement refrigerant-driven integrated cooling device of claim 1, wherein: the pipelines used at the water inlet nozzle and the water outlet of the liquid driver are respectively a rubber hose a (11) and a rubber hose b (14), the pipeline used between the cold dispersing device (18) and the circulating water tank (25) is a rubber hose c (21), and the rubber hose a (11), the rubber hose b (14) and the rubber hose c (21) are convenient to detach and fix.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110283835.2A CN113565555B (en) | 2021-03-17 | 2021-03-17 | Underground heat environment treatment refrigerant driving cooling device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110283835.2A CN113565555B (en) | 2021-03-17 | 2021-03-17 | Underground heat environment treatment refrigerant driving cooling device |
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CN113565555A true CN113565555A (en) | 2021-10-29 |
CN113565555B CN113565555B (en) | 2023-09-19 |
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CN202110283835.2A Active CN113565555B (en) | 2021-03-17 | 2021-03-17 | Underground heat environment treatment refrigerant driving cooling device |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201874733U (en) * | 2010-12-01 | 2011-06-22 | 秦宇献 | Self-powered cooling device with air cooling mechanism |
CN202544899U (en) * | 2012-03-19 | 2012-11-21 | 北京光华创世科技有限责任公司 | Mining anti-explosion ice storage air-conditioning device |
CN104384672A (en) * | 2014-11-01 | 2015-03-04 | 泰州忠翔机械制造有限公司 | Intelligent high-efficiency cooling machine |
CN105737306A (en) * | 2016-04-14 | 2016-07-06 | 开滦(集团)有限责任公司林南仓矿业分公司 | Hydrodynamic air conditioner |
CN210509263U (en) * | 2019-09-27 | 2020-05-12 | 山东昱祥制冷设备有限公司 | Centralized refrigeration cooling system for mine working face |
CN212406784U (en) * | 2020-05-11 | 2021-01-26 | 河南理工大学 | Local cooling system of mine |
-
2021
- 2021-03-17 CN CN202110283835.2A patent/CN113565555B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201874733U (en) * | 2010-12-01 | 2011-06-22 | 秦宇献 | Self-powered cooling device with air cooling mechanism |
CN202544899U (en) * | 2012-03-19 | 2012-11-21 | 北京光华创世科技有限责任公司 | Mining anti-explosion ice storage air-conditioning device |
CN104384672A (en) * | 2014-11-01 | 2015-03-04 | 泰州忠翔机械制造有限公司 | Intelligent high-efficiency cooling machine |
CN105737306A (en) * | 2016-04-14 | 2016-07-06 | 开滦(集团)有限责任公司林南仓矿业分公司 | Hydrodynamic air conditioner |
CN210509263U (en) * | 2019-09-27 | 2020-05-12 | 山东昱祥制冷设备有限公司 | Centralized refrigeration cooling system for mine working face |
CN212406784U (en) * | 2020-05-11 | 2021-01-26 | 河南理工大学 | Local cooling system of mine |
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