CN201851084U - Defroster for mineshaft - Google Patents
Defroster for mineshaft Download PDFInfo
- Publication number
- CN201851084U CN201851084U CN2010206019865U CN201020601986U CN201851084U CN 201851084 U CN201851084 U CN 201851084U CN 2010206019865 U CN2010206019865 U CN 2010206019865U CN 201020601986 U CN201020601986 U CN 201020601986U CN 201851084 U CN201851084 U CN 201851084U
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- heat exchanger
- pit shaft
- defroster
- air
- heater
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Abstract
The utility model relates to a defroster for a mineshaft, which is characterized by comprising a heater which is sequentially provided with a heat exchanger and a draught fan. The air inlet of the heater is connected with an air source and is provided with a filter screen. An air outlet is connected with a static pressure box through a tube, the other end of the static pressure box is connected with a silencer, and the other end of the silencer is connected with an air hose. The air outlet of the air hose is used for connecting with a mineshaft to be defrosted. The water inlet and the water outlet of the heat exchanger are correspondingly connected with the water outlet and the water inlet of a heat pump set outside the heater respectively. The defroster for the mineshaft has a simple and smart structural design, and full air quantity heat exchange can be performed under the condition of low temperature difference, so that the defroster is widely applied to the protection process of defrosting of the mineshaft.
Description
Technical field
The utility model relates to a kind of defroster, particularly about a kind of low-temperature heat source that utilizes pit shaft is carried out antifreeze defroster.
Background technology
Pit shaft is the important channel of ground and down-hole contact.According to Code for the colliery design of coal mining industry, when winter temperature is lower than uniform temperature, must carry out anti-frost protection to pit shaft, therefore, the research of pit shaft defroster there is important and special meaning.Steam or high temperature water that the antifreeze heating agent of China's tradition pit shaft adopts boiler to produce more, the thermal source of pit shaft insulation is provided by steam heating boiler, radiator in the pit shaft defroster adopts no blower fan mode at this moment, and not the heating of full blast amount, it will go into about 30% of well air quantity, be heated to 30 ℃ through air heater and enter the heapstead, with enter pit shaft after cold air mixes in the heapstead, cause in the heapstead air themperature uneven in temperature, adopt boiler to produce steam simultaneously or high temperature water not only consumes a large amount of energy, and cause environment pollution easily.
Heat pump has the function of the heat energy of low-temperature heat source being transferred to high temperature heat source, and it can utilize waste heat, fuel saving, and therefore, along with the development gradually of heat pump techniques, growing field gradually adopts heat pump that thermal source is provided.Because the leaving water temperature of heat pump when heating condition is lower, and the heat exchanger in traditional pit shaft defroster only is applicable to steam or high-temperature-hot-water (big temperature difference heat exchange), the low temperature heating agent of producing with heat pump is not complementary, therefore, must develop the pit shaft defroster that is adapted to low water temperature that is used with heat pump.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides a kind of low-temperature heat source that can utilize pit shaft is carried out antifreeze pit shaft defroster.
For achieving the above object, the utility model is taked following technical scheme: a kind of pit shaft defroster, it is characterized in that: it comprises that one is disposed with the heater of heat exchanger and blower fan, the air intake vent of described heater connects wind regime, and the place is provided with screen pack at air intake vent, and air outlet connects a plenum chamber by flexible pipe, and the other end of described plenum chamber connects a sound absorber, the other end of described sound absorber connects an airduct, and the air outlet of described airduct is used to connect treats antifreeze pit shaft; The water inlet of described heat exchanger and corresponding respectively delivery port and the water inlet that is connected a source pump that is arranged on described heater outside of delivery port.
Described heat exchanger is a steel pipe steel string sheet heat exchanger, described steel pipe steel string sheet heat exchanger comprises heat-exchanging tube bundle, the upper end water inlet of described heat-exchanging tube bundle and lower end delivery port place correspondence respectively are provided with on one heat exchanger collection case and heat exchanger collection case once, described top of going up heat exchanger collection case is provided with an automatic blow off valve valve air relief, the described bottom of heat exchanger collection case down is provided with a draining valve, described heat exchanger bottom is provided with a collecting-tank, and described collecting-tank is provided with a gutter.
Described heat exchanger collection case down is provided with drainage grade.
Also be provided with a temperature control equipment on the described heat exchanger.
The utility model is owing to take above technical scheme, it has the following advantages: 1, the utility model is provided with heat exchanger and blower fan in heater, the heater air outlet is connected pit shaft by plenum chamber, sound absorber with airduct, simultaneously, heat exchanger provides thermal source by source pump, therefore, can make full use of the low temperature heating agent that source pump produces and carry out good heat exchange under the situation of the low temperature difference, improve the utilization of low temperature heating agent energy, saved resource.2, the plenum chamber and the sound absorber of the utility model setting can make heat radiation noise of the present utility model be no more than 50 decibels, have avoided noise pollution.3, heat exchanger of the present utility model adopts steel pipe steel string sheet heat exchanger, its freezing tolerance is strong, and the water inlet, upper end of heat-exchanging tube bundle and lower end delivery port place are provided with heat exchanger collection case respectively, therefore, be convenient to make the heat-exchanging tube bundle hydraulic equilibrium, the water yield is distributed identical, and each heat-exchanging tube bundle water inlet is identical, avoids local freezing.4, the heat exchanger collection case of delivery port place, the utility model heat-exchanging tube bundle lower end setting is provided with drainage grade, therefore, can be when quitting work, catchmenting in the emptying heat exchanger.5, be provided with water-collecting tray and gutter bottom the heat exchanger of the present utility model, therefore, can be convenient to the tube bank of water flushing heat exchanging.6, the utility model is provided with the screen pack of Dismountable and washing-able type at heater air intake place, therefore, has improved the air quality of well head greatly.The utility model structure design is simply ingenious, can carry out the heat exchange of full blast amount under the situation of the low temperature difference, therefore, can be widely used in the well head anti-frost protection process.
Description of drawings
Fig. 1 is the utility model structural representation
Fig. 2 is the utility model heat exchanger structure schematic diagram
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
As shown in Figure 1, the utility model comprises a heater 1, and the air intake vent place of heater 1 is provided with the screen pack 2 of Dismountable and washing-able type, is disposed with a heat exchanger 3 and a blower fan 4 in the heater 1, and the air outlet of heater 1 connects a plenum chamber 5 by flexible pipe.The other end of plenum chamber 5 connects a sound absorber 6, and the other end of sound absorber 6 connects an airduct 7, and the air outlet 8 of airduct 7 connects the pit shaft (not shown) that need carry out anti-frost protection.Wherein, the water inlet of heat exchanger 3 and corresponding respectively delivery port and the water inlet (not shown) that is connected the source pump that is arranged on heater 1 outside of delivery port.
As shown in Figure 2, heat exchanger 3 of the present utility model can be steel pipe steel string sheet heat exchanger, steel pipe steel string sheet heat exchanger comprises heat-exchanging tube bundle 9, and in order to guarantee to enter the water yield unanimity of heat-exchanging tube bundle 9, the upper end water inlet of heat-exchanging tube bundle 9 and lower end delivery port place are provided with a heat exchanger collection case 10 respectively.The top that is positioned at the heat exchanger collection case 10 of upper end is provided with an automatic blow off valve valve air relief 11, the bottom that is positioned at the heat exchanger collection case 10 of lower end is provided with a draining valve 12, and the heat exchanger collection case 10 that is positioned at the lower end is provided with drainage grade, when being convenient to quit work, and catchmenting in the emptying heat exchanger 3.The below of the heat-exchanging tube bundle 9 in the heat exchanger 3 is provided with a collecting-tank 13, and collecting-tank 13 is provided with a gutter 14, is convenient to water flushing heat exchanging tube bank 9.
In the foregoing description, also be provided with a temperature control equipment on the heat exchanger 3, the temperature of the low temperature heating agent that provides when source pump is low during to setting value, and source pump is out of service automatically, protects heat exchanger 3 not to be damaged.
As shown in Figure 1, workflow of the present utility model is as follows:
The air outlet 8 of airduct 7 is connected in the pit shaft, the low temperature heating agent enters heat exchanger 3 inside from the water inlet of heat exchanger 3, blower fan 4 is with in a large amount of outer air suction heaters 1 simultaneously, outer air is at first passed through filter screen 2, send in the heater 1 after filtering block object, through with heat exchanger 3 in the heat exchange of low temperature heating agent after, outer air becomes hot air.Hot air passes through plenum chamber 5 and sound absorber 6 successively, enters airduct 7, sends into pit shaft by the air outlet 8 of airduct 7 at last, and the protection pit shaft is not damaged by frost.Continued heating and returned source pump from the delivery port of heat exchanger 3, thereby solved the antifreeze problem of pit shaft by the low temperature heating agent of draw heat.
The various embodiments described above only are used to illustrate the utility model; wherein the structure of each parts, connected mode etc. all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement all should not got rid of outside protection domain of the present utility model.
Claims (4)
1. pit shaft defroster, it is characterized in that: it comprises that one is disposed with the heater of heat exchanger and blower fan, the air intake vent of described heater connects wind regime, and the place is provided with screen pack at air intake vent, air outlet connects a plenum chamber by flexible pipe, the other end of described plenum chamber connects a sound absorber, and the other end of described sound absorber connects an airduct, and the air outlet of described airduct is used to connect treats antifreeze pit shaft; The water inlet of described heat exchanger and corresponding respectively delivery port and the water inlet that is connected a source pump that is arranged on described heater outside of delivery port.
2. a kind of pit shaft defroster as claimed in claim 1, it is characterized in that: described heat exchanger is a steel pipe steel string sheet heat exchanger, described steel pipe steel string sheet heat exchanger comprises heat-exchanging tube bundle, the upper end water inlet of described heat-exchanging tube bundle and lower end delivery port place correspondence respectively are provided with on one heat exchanger collection case and heat exchanger collection case once, described top of going up heat exchanger collection case is provided with an automatic blow off valve valve air relief, the described bottom of heat exchanger collection case down is provided with a draining valve, described heat exchanger bottom is provided with a collecting-tank, and described collecting-tank is provided with a gutter.
3. a kind of pit shaft defroster as claimed in claim 2 is characterized in that: described heat exchanger collection case down is provided with drainage grade.
4. as claim 1 or 2 or 3 described a kind of pit shaft defrosters, it is characterized in that: also be provided with a temperature control equipment on the described heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206019865U CN201851084U (en) | 2010-11-09 | 2010-11-09 | Defroster for mineshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206019865U CN201851084U (en) | 2010-11-09 | 2010-11-09 | Defroster for mineshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201851084U true CN201851084U (en) | 2011-06-01 |
Family
ID=44093483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206019865U Expired - Fee Related CN201851084U (en) | 2010-11-09 | 2010-11-09 | Defroster for mineshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201851084U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103726806A (en) * | 2013-12-16 | 2014-04-16 | 金川集团股份有限公司 | Mining area vertical shaft cold prevention and thermal insulation method |
| CN104791001A (en) * | 2015-04-07 | 2015-07-22 | 中国矿业大学(北京) | Air inlet shaft air amount multiplication and heating anti-freezing device |
| CN104963381A (en) * | 2015-07-09 | 2015-10-07 | 中国人民解放军总后勤部建筑工程规划设计研究院 | Anti-freeze deep well |
| CN107101370A (en) * | 2017-05-04 | 2017-08-29 | 泰州市中天环境科技有限公司 | A kind of well head air-heater |
| CN108195071A (en) * | 2018-02-01 | 2018-06-22 | 中环智创（北京）科技有限公司 | A kind of antifreeze air heater of big temperature difference low-temperature |
| CN108757029A (en) * | 2018-07-26 | 2018-11-06 | 吉林大学 | A kind of waterproof/drainage structure for tunnel in cold area ever-frozen ground section |
-
2010
- 2010-11-09 CN CN2010206019865U patent/CN201851084U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103726806A (en) * | 2013-12-16 | 2014-04-16 | 金川集团股份有限公司 | Mining area vertical shaft cold prevention and thermal insulation method |
| CN104791001A (en) * | 2015-04-07 | 2015-07-22 | 中国矿业大学(北京) | Air inlet shaft air amount multiplication and heating anti-freezing device |
| CN104963381A (en) * | 2015-07-09 | 2015-10-07 | 中国人民解放军总后勤部建筑工程规划设计研究院 | Anti-freeze deep well |
| CN107101370A (en) * | 2017-05-04 | 2017-08-29 | 泰州市中天环境科技有限公司 | A kind of well head air-heater |
| CN108195071A (en) * | 2018-02-01 | 2018-06-22 | 中环智创（北京）科技有限公司 | A kind of antifreeze air heater of big temperature difference low-temperature |
| CN108757029A (en) * | 2018-07-26 | 2018-11-06 | 吉林大学 | A kind of waterproof/drainage structure for tunnel in cold area ever-frozen ground section |
| CN108757029B (en) * | 2018-07-26 | 2023-11-07 | 吉林大学 | Water-proof and drainage structure for permafrost section of tunnel in cold region |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20171109 |