CN101949297A - Air cooler for mining - Google Patents
Air cooler for mining Download PDFInfo
- Publication number
- CN101949297A CN101949297A CN2010102967637A CN201010296763A CN101949297A CN 101949297 A CN101949297 A CN 101949297A CN 2010102967637 A CN2010102967637 A CN 2010102967637A CN 201010296763 A CN201010296763 A CN 201010296763A CN 101949297 A CN101949297 A CN 101949297A
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- Prior art keywords
- mining
- heat exchange
- air cooler
- heat
- air
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005065 mining Methods 0.000 title claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000002706 hydrostatic effect Effects 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005536 corrosion prevention Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002595 cold damage Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses an air cooler for mining, which comprises a filter, a local fan for mining, an air inlet, an air outlet, at least two heat exchange chambers connected in series in a detachable manner, and heat exchange coils for heat exchange between air and cold water, wherein the heat exchange coils are arranged in the heat exchange chambers correspondingly one by one; the filter, the local fan for mining, the air inlet, the heat exchange chambers and the air outlet are communicated from the front to the rear in sequence; the adjacent heat exchange chambers are communicated with each other; and the heat exchange coils in the adjacent heat exchange chambers are communicated with each other in a detachable manner. When being used, the air cooler for mining can be divided into a plurality of parts for transportation and installation, which is flexible and convenient for use, and the quantity of the heat exchange chambers can depend on refrigerating output. In addition, the air cooler for mining is in a light pipe type, which has high heat exchange efficiency and can withstand a hydrostatic pressure with a height difference of more than 400 meters, namely that the load withstanding capacity is higher than 4MPa. The air cooler for mining also has the function of automatic cleaning, and has the advantages of dust prevention, corrosion prevention and good thermal insulation property.
Description
Technical field
The present invention relates to the terminal heat transmission equipment of a kind of mine or tunnel cooling system, particularly a kind of mining air cooler.
Background technology
Along with the increase of the pit mining degree of depth, and high temperature rock heat, air be from the influence of thermals source such as the heat of compression, plant equipment heat radiation, the heat of oxidation, and the heat evil appears in increasing mine.The heat evil is one of restriction mine safety factor of production, not only endangers the healthy of miner, and can reduce labor productivity, influence safety in production and economic benefit.China's " safety regulations in coal mine " clearly stipulates: " mine main getting working face air themperature must not surpass 26 ℃, and dynamo-electric chamber air themperature must not be above 30 ℃; When the getting working face air themperature surpasses 30 ℃, when dynamo-electric chamber air themperature surpasses 34 ℃, must stop operation ", " mine safety regulations " regulation: " air themperature of underground labour's operating location must not be higher than 28 ℃ ".
China is world's first coal power, also is the maximum country of high-temperature mine quantity.According to incompletely statistics, have at present more than 130 heat evil has in various degree been appearred in mine, 88 pairs of coal mine excavation work plane temperature are wherein arranged above 30 ℃, the mining depth of these mines is on average about about 800m, the mine that surpasses km is existing tens of right, and the non-coal mine that enters the exploitation of the km degree of depth is also more and more.In the coal gross reserves of China prediction, 73.2% reserves buried depth is arranged below 1000m, wherein the coal reserves in 1000m～2000m depth bounds accounts for 53.2%.Therefore, underground thermal pollution becomes more and more current urgent problems of mine, and from the angle of scientific development, effective improvement of underground thermal pollution has the important strategic meaning to the mineral resources that China will exploit in the bigger depth bounds from now on.
China's underground thermal pollution was administered since the seventies in 20th century, go through theoretical research stage, the falling temperature technique trial stage in mid-term and the large-scale application stage since 21 century at initial stage, formed applied range, governing measure variation, the sweeping underground thermal pollution improvement of refrigeration situation.But this situation and present situation exist contradiction: undue external importing technology and the equipment of relying on of many large-scale mines.Overseas equipment is effective, but cost an arm and a leg, be several times of home equipment, and the maintenance and management difficulty is big, maintenance cycle is long; Existing home equipment scale is big, bulky, do not form complete technology and equipment, though price is relatively cheap, refrigeration is undesirable, and cold damage is big.Therefore, have consideration in mind, develop complete technology and equipment, and improve the existing processes flow process, towards energy-saving and environmental protection, economy, direction develops efficiently, is the development trend of underground thermal pollution improvement technology and means from the big system that whole mine heat evil is administered.
Mining air cooler is absolutely necessary as the terminal heat transmission equipment in the mine cooling integrated system.Underground thermal pollution is administered to put into practice and is shown both at home and abroad, along with the pit mining degree of depth is increasing, ground temperature is more and more higher, the also corresponding increase of work plane EAT and return air temperature, the present situation of big, the defeated cold distance of mining air cooler pressure-bearing has proposed new requirement to mining air cooler.
Therefore, need to explore a kind of mining air cooler, reduce its loss of refrigeration capacity, and make it easy to transportation, install and keep in repair, to adapt to the demand that China's underground thermal pollution is administered.
Summary of the invention
In view of this, the invention provides a kind of mining air cooler, this mining air cooler is a split-type structural, is convenient to transportation, installs and maintenance, heat exchange efficiency is higher, and this mining air cooler also possesses advantages such as coil pipe cleans automatically, the heat exchange amount is big, flowing resistance is little, stable performance, long service life.
Mining air cooler of the present invention, comprise strainer, mining partial ventilation fan, air intake vent, heat-exchanging component and air outlet, described strainer, mining partial ventilation fan, air intake vent, heat-exchanging component and air outlet are communicated with from front to back successively, described heat-exchanging component comprise at least two removably the serial connection Heat Rooms and with the corresponding one by one heat exchange coil that is used for air and chilled water heat exchange in the Heat Room that is arranged at of Heat Room, be interconnected between the adjacent Heat Room, be interconnected removably between the heat exchange coil in the adjacent Heat Room.
Further, described mining air cooler also comprises and heat exchange coil spray equipment one to one, described spray equipment comprises spray header and at least two nozzles that are arranged on the spray header, described nozzle is positioned at Heat Room, its jet is interconnected between the spray header of adjacent Heat Room correspondence removably towards heat exchange coil;
Further, be provided with cryophorus between described Heat Room and the air outlet;
Further, described mining air cooler also comprises framework and coaming plate, and described coaming plate is arranged at removably and surrounds Heat Room on the framework, in the described framework fixed mount is set, and described heat exchange coil is fixed on the fixed mount;
Further, described Heat Room liner is provided with rubber and plastic boards;
Further, described air intake vent and air outlet are toroidal;
Further, bottom the described Heat Room sewage draining exit is set;
Further, in the described heat exchange coil throughput direction of chilled water serve as reasons the back to before;
Further, described framework two ends are provided with the lifting suspension ring;
Further, be communicated with by the connecting hose that is arranged between the two between described strainer and the mining partial ventilation fan.
The beneficial effect of the invention: mining air cooler of the present invention has the following advantages:
1. Heat Room is designed to detachablely, can determine Heat Room quantity according to refrigerating capacity size, uses flexibly, and is convenient to transportation, installs and maintenance, and the mining air cooler of other combined types has higher cost performance both at home and abroad;
2. this mining air cooler is the mining air cooler of surface light tubular type, and the heat exchange amount is big, windage is little, heat exchange efficiency is high, can satisfy 5 ℃ of chilled water inflow temperatures, under 15 ℃ of situations of leaving water temperature, EAT is 30～35 ℃ is cooled to 18～22 ℃;
3. and have an automatic cleaning function, heat exchange property is stable, long service life;
4. this mining air cooler bearing capacity is strong, can bear the discrepancy in elevation greater than 400 meters hydrostatic pressure, and promptly water inlet end can bear the hydrostatic pressure greater than 4MPa;
5. this mining air cooler, dimensions can satisfy the installation requirement of the large, medium and small coal mine roadway section of China, has extensive applicability.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1.
The specific embodiment
Fig. 1 is a structural representation of the present invention, Fig. 2 is the A-A sectional view of Fig. 1, as shown in the figure: the mining air cooler of present embodiment, comprise strainer 1, mining opposite-rotary axial flow type booster 2, air intake vent 3, Heat Room 4, air outlet 5 and be arranged at the heat exchange coil 6 that is used for air and chilled water heat exchange in the Heat Room 4, heat exchange coil adopts φ 10 * 1mm copper tube to make, 60 of surface pipe, 63 rows, be bent into snakelike, the distinguished and admirable heat exchange coil that evenly flows through, contact area is big, good effect of heat exchange, described strainer 1, mining opposite-rotary axial flow type booster 2, air intake vent 3, Heat Room 4 and air outlet 5 are communicated with from front to back successively, present embodiment comprise two removably serial connection Heat Rooms 4 and with Heat Room 4 heat exchange coil 6 one to one, be interconnected between the adjacent Heat Room 4, certainly, refrigerating capacity is bigger as required, can adopt plural Heat Room serial connection connection, can realize purpose of the present invention equally, be interconnected removably between the heat exchange coil 6 in the adjacent Heat Room 4, Heat Room is designed to detachable, can determine Heat Room quantity according to the refrigerating capacity size, use flexibly, simultaneously, Heat Room is detachable, also be convenient to transportation, install and maintenance, the mining air cooler of other combined types has higher cost performance both at home and abroad.
In the present embodiment, also comprise with heat exchange coil 6 one to one two the cover spray equipments, described spray equipment comprise two spray headers 7 and two row totally 12 be arranged at two nozzles 8 on the spray header 7, described nozzle 8 is positioned at Heat Room 4, its jet is towards heat exchange coil 6, be used for timing heat exchanging coil pipe and clean, be interconnected removably between the spray header 7 of adjacent Heat Room 4 correspondences, so that the fractionation of Heat Room.
In the present embodiment, be provided with cryophorus 9 between described Heat Room 4 and the air outlet 5, play the dash effect, in order to avoid shower water enters getting working face with cold air.
In the present embodiment, also comprise framework 10 and coaming plate 11, described coaming plate 11 is arranged at removably and surrounds Heat Room 4 on the framework 10, in the described framework 10 fixed mount 10a is set, described heat exchange coil 6 is fixed on the fixed mount 10a, and is simple in structure, and is convenient to maintenance.
In the present embodiment, described Heat Room 4 liners are provided with rubber and plastic boards, reduce loss of refrigeration capacity, improve heat exchange efficiency.
In the present embodiment, described air intake vent 3 and air outlet 5 are toroidal, help distinguished and admirablely evenly passing through, and the heat exchange equilibrium reduces distinguished and admirable drag losses, improve heat exchange efficiency.
In the present embodiment, described Heat Room 4 bottoms are provided with sewage draining exit 12, discharge cleaning the sewage that heat exchange coil produced.
In the present embodiment, in the described heat exchange coil 6 throughput direction of chilled waters serve as reasons the back to before, adopt countercurrent heat exchange method, the heat exchange efficiency height.
In the present embodiment, described framework 10 two ends are provided with lifting suspension ring 13, so that to processing such as the each several part after splitting lift.
In the present embodiment, be communicated with by the connecting hose 14 that is arranged between the two between described strainer 1 and the mining opposite-rotary axial flow type booster 2, the vibration when avoiding fan operation causes the junction to become flexible or comes off the noise when reducing the equipment operation simultaneously.
The present invention in use, can bear the discrepancy in elevation greater than 400 meters hydrostatic pressure, promptly can bear pressure, simultaneously, can satisfy 5 ℃ of chilled water inflow temperatures greater than 4MPa, under 15 ℃ of situations of leaving water temperature, EAT is 30～35 ℃ is cooled to 18～22 ℃, realization is remote defeated cold, and loss of refrigeration capacity is little, can send coldly to the varying level getting working face, satisfy the cooling demand of different refrigeration duty work planes.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1. mining air cooler, comprise strainer (1), mining partial ventilation fan (2), air intake vent (3), heat-exchanging component and air outlet (5), described strainer (1), mining partial ventilation fan (2), air intake vent (3), heat-exchanging component and air outlet (5) are communicated with from front to back successively, it is characterized in that: described heat-exchanging component comprise at least two removably the serial connection Heat Rooms (4) and with the corresponding one by one heat exchange coil (6) that is used for air and chilled water heat exchange in the Heat Room (4) that is arranged at of Heat Room (4), adjacent Heat Room is interconnected between (4), is interconnected removably between the heat exchange coil (6) in the adjacent Heat Room (4).
2. mining air cooler according to claim 1, it is characterized in that: also comprise and heat exchange coil (6) spray equipment one to one, described spray equipment comprises spray header (7) and at least two nozzles (8) that are arranged on the spray header (7), described nozzle (8) is positioned at Heat Room (4), its jet is interconnected between the spray header (7) of adjacent Heat Room (4) correspondence removably towards heat exchange coil (6).
3. mining air cooler according to claim 2 is characterized in that: be provided with cryophorus (9) between described Heat Room (4) and the air outlet (5).
4. mining air cooler according to claim 3, it is characterized in that: also comprise framework (10) and coaming plate (11), described coaming plate (11) is arranged at removably and surrounds Heat Room (4) on the framework (10), fixed mount (10a) is set in the described framework (10), and described heat exchange coil (6) is fixed on the fixed mount (10a).
5. mining air cooler according to claim 4 is characterized in that: described Heat Room (4) liner is provided with rubber and plastic boards.
6. mining air cooler according to claim 5 is characterized in that: described air intake vent (3) and air outlet (5) are toroidal.
7. mining air cooler according to claim 6 is characterized in that: described Heat Room (4) bottom is provided with sewage draining exit (12).
8. mining air cooler according to claim 7 is characterized in that: the throughput direction of the interior chilled water of described heat exchange coil (6) serve as reasons the back to before.
9. mining air cooler according to claim 8 is characterized in that: described framework (10) two ends are provided with lifting suspension ring (13).
10. mining air cooler according to claim 9 is characterized in that: be communicated with by the connecting hose (14) that is arranged between the two between described strainer (1) and the mining partial ventilation fan (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010296763 CN101949297B (en) | 2010-09-29 | 2010-09-29 | Air cooler for mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010296763 CN101949297B (en) | 2010-09-29 | 2010-09-29 | Air cooler for mining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101949297A true CN101949297A (en) | 2011-01-19 |
| CN101949297B CN101949297B (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010296763 Active CN101949297B (en) | 2010-09-29 | 2010-09-29 | Air cooler for mining |
Country Status (1)
| Country | Link |
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| CN (1) | CN101949297B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619550A (en) * | 2012-04-24 | 2012-08-01 | 中煤科工集团重庆研究院 | Novel mine air conditioning system heat exchange device |
| CN104005784A (en) * | 2014-06-12 | 2014-08-27 | 中煤科工集团重庆研究院有限公司 | Cold and hot water pressure exchange system applied to deep heat-damaged mine |
| CN104949548A (en) * | 2015-07-03 | 2015-09-30 | 湖南省中达换热装备有限公司 | Combined type air cooler |
| CN106948856A (en) * | 2017-05-15 | 2017-07-14 | 辽宁工程技术大学 | A kind of mine local cooling device and method |
| CN112049678A (en) * | 2020-09-22 | 2020-12-08 | 山东澳神热泵空调有限公司 | Water-burst cooling cold-carrying air conditioning system for mine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3113780A1 (en) * | 1981-04-04 | 1982-12-16 | WSW Planungsgesellschaft mbH, 4355 Waltrop | Cleaning device for air coolers |
| CN201103406Y (en) * | 2007-09-07 | 2008-08-20 | 武汉星田热环境控制技术有限公司 | Mining high-pressure combined air cooler |
| CN101344009A (en) * | 2008-08-29 | 2009-01-14 | 中国科学院广州能源研究所 | Mine cooling-down system and method |
| CN201535176U (en) * | 2009-05-21 | 2010-07-28 | 煤炭科学研究总院重庆研究院 | Mine cooling system |
| CN201857990U (en) * | 2010-09-29 | 2011-06-08 | 煤炭科学研究总院重庆研究院 | Mining air cooler |
-
2010
- 2010-09-29 CN CN 201010296763 patent/CN101949297B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3113780A1 (en) * | 1981-04-04 | 1982-12-16 | WSW Planungsgesellschaft mbH, 4355 Waltrop | Cleaning device for air coolers |
| CN201103406Y (en) * | 2007-09-07 | 2008-08-20 | 武汉星田热环境控制技术有限公司 | Mining high-pressure combined air cooler |
| CN101344009A (en) * | 2008-08-29 | 2009-01-14 | 中国科学院广州能源研究所 | Mine cooling-down system and method |
| CN201535176U (en) * | 2009-05-21 | 2010-07-28 | 煤炭科学研究总院重庆研究院 | Mine cooling system |
| CN201857990U (en) * | 2010-09-29 | 2011-06-08 | 煤炭科学研究总院重庆研究院 | Mining air cooler |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619550A (en) * | 2012-04-24 | 2012-08-01 | 中煤科工集团重庆研究院 | Novel mine air conditioning system heat exchange device |
| CN102619550B (en) * | 2012-04-24 | 2016-04-27 | 中煤科工集团重庆研究院有限公司 | A kind of mining air-condition system heat transmission equipment |
| CN104005784A (en) * | 2014-06-12 | 2014-08-27 | 中煤科工集团重庆研究院有限公司 | Cold and hot water pressure exchange system applied to deep heat-damaged mine |
| CN104949548A (en) * | 2015-07-03 | 2015-09-30 | 湖南省中达换热装备有限公司 | Combined type air cooler |
| CN106948856A (en) * | 2017-05-15 | 2017-07-14 | 辽宁工程技术大学 | A kind of mine local cooling device and method |
| CN112049678A (en) * | 2020-09-22 | 2020-12-08 | 山东澳神热泵空调有限公司 | Water-burst cooling cold-carrying air conditioning system for mine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101949297B (en) | 2013-03-20 |
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