CN210799018U - Air compressor utilizing mine return air geothermal waste heat - Google Patents
Air compressor utilizing mine return air geothermal waste heat Download PDFInfo
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- CN210799018U CN210799018U CN201920467539.6U CN201920467539U CN210799018U CN 210799018 U CN210799018 U CN 210799018U CN 201920467539 U CN201920467539 U CN 201920467539U CN 210799018 U CN210799018 U CN 210799018U
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Abstract
The utility model discloses an utilize air compressor machine of mine return air geothermol power waste heat, include: a mine return air shaft and an air compressor body; the air inlet of the exhaust fan is connected with the air outlet of the mine return air shaft, the air outlet of the exhaust fan is connected with the air inlet of the air compressor body, and the exhaust fan is used for pumping mine return air; the air compressor comprises a first temperature sensor, a second temperature sensor and a control unit, wherein the first temperature sensor is used for detecting the temperature at an air inlet of an air compressor body, and the temperature detected by the first temperature sensor is a first temperature; the electric control air valve is used for adjusting the return air conveying quantity of the mine; and the control unit is connected with the first temperature sensor and the electric control air valve, and adjusts the opening degree of the electric control air valve according to the first temperature and a preset temperature, wherein the preset temperature is the rated working temperature of the air compressor body. Thereby make the air inlet temperature of air compressor machine body maintain at the constant temperature, avoid the influence that weather temperature risees or drops and bring for the air compressor machine, prolong the air compressor machine life-span, use materials on the spot, practice thrift the cost.
Description
Technical Field
The utility model relates to an air compressor machine technical field, in particular to utilize air compressor machine of mine return air geothermol power waste heat.
Background
At present, a main machine of an air compressor in a mine supplies power to a pneumatic tool under the mine through compressed air, but the air compressor has the problems that in winter, the temperature of external air is low, the air compressor needs to idle after being started, the air is preheated firstly, and the air compressor starts to work after the air reaches a certain temperature; in summer, the outside air temperature is too high, can make the air compressor machine host computer generate heat, avoids the host computer to receive the damage, after air compressor machine work a period, needs cool off, cool down to it. Thus, the air compressor needs to idle in winter due to the air temperature, and needs to be cooled in summer, so that the project is delayed, and the service life of the air compressor is shortened for a long time.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
An object of the utility model is to provide an utilize air compressor machine of mine return air geothermol power waste heat, extension air compressor machine life-span is gathered materials on the spot, practices thrift the cost.
In order to achieve the above object, the utility model provides an utilize air compressor machine of mine return air geothermol power waste heat includes: a mine return air shaft and an air compressor body; the air inlet of the exhaust fan is connected with the air outlet of the mine return air shaft, the air outlet of the exhaust fan is connected with the air inlet of the air compressor body, and the exhaust fan is used for pumping mine return air; the air compressor comprises a first temperature sensor, a second temperature sensor and a control unit, wherein the first temperature sensor is used for detecting the temperature at an air inlet of an air compressor body, and the temperature detected by the first temperature sensor is a first temperature; the electric control air valve is used for adjusting the return air conveying quantity of the mine; and the control unit is connected with the first temperature sensor and the electric control air valve, and adjusts the opening degree of the electric control air valve according to the first temperature and a preset temperature, wherein the preset temperature is the rated working temperature of the air compressor body.
According to the utility model provides an utilize air compressor machine of mine return air geothermol power waste heat, the return air exhauster in the mine return air pit shaft takes out the mine return air to the host computer of air compressor machine body, the control unit according to the first temperature with predetermine the aperture of the automatically controlled blast gate of temperature adjustment, with according to the first temperature with predetermine the mine return air volume of carrying of the size adjustment of temperature, thereby make the air inlet temperature of air compressor machine body maintain at constant temperature, avoid the influence that weather temperature risees or drops and bring for the air compressor machine, the extension air compressor machine life-span, draw materials on the spot, and the cost is.
Additionally, according to the utility model discloses foretell air compressor machine that utilizes mine return air geothermol power waste heat can also have following additional technical characterstic:
specifically, the air compressor machine that utilizes mine return air geothermol power waste heat still includes: the second temperature sensor is used for detecting the temperature at the air outlet of the exhaust fan, and the temperature detected by the second temperature sensor is a second temperature; the third temperature sensor is used for detecting the temperature of air outside the well, and the temperature detected by the third temperature sensor is a third temperature; the control unit is respectively connected with the second temperature sensor and the third temperature sensor.
Preferably, when the first temperature is higher than the preset temperature and the third temperature is higher than the second temperature, the control unit controls the opening of the electrically controlled air valve to increase.
Preferably, when the first temperature is higher than the preset temperature and the third temperature is lower than the second temperature, the control unit controls the opening of the electrically controlled air valve to decrease.
Specifically, the air compressor machine that utilizes mine return air geothermol power waste heat still includes: the air return purifier is characterized in that an air inlet of the air return purifier is connected with an air outlet of the mine air return shaft, an air outlet of the air return purifier is connected with an air inlet of the exhaust fan, and the air return purifier is used for purifying return air.
Compared with the prior art, the utility model discloses following beneficial effect has: in summer, the outdoor air temperature is higher than the mine return air temperature, the temperature of the gas conveyed to the air inlet of the air compressor can be reduced by utilizing the mine low-temperature return air, the high-temperature load operation of the air compressor is avoided, and the service life is shortened; in winter, the outdoor air temperature is lower than the mine return air temperature, the temperature of the gas conveyed to the air inlet of the air compressor can be raised by utilizing the mine low-temperature return air, and the air compressor is prevented from idling and preheating, so that the resource waste is avoided.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic block diagram of an air compressor utilizing waste heat of mine return air geothermal heat according to an embodiment of the present invention; and the number of the first and second groups,
fig. 2 is according to the utility model discloses an air compressor machine's of utilizing mine return air geothermol power waste heat block diagram.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
The air compressor machine of utilizing mine return air geothermy waste heat of the embodiment of the utility model is described below with the attached drawings.
Fig. 1 is according to the utility model discloses utilize air compressor machine's of mine return air geothermol power waste heat square frame schematic diagram. As shown in fig. 1, the utility model provides an utilize air compressor machine 100 of mine return air geothermol power waste heat includes: a mine return air shaft 1 and an air compressor body 4; an air inlet of the exhaust fan 3 is connected with an air outlet of the mine return air shaft 1, an air outlet of the exhaust fan 3 is connected with an air inlet of the air compressor body 4, and the exhaust fan 3 is used for pumping mine return air; the first temperature sensor 6 is used for detecting the temperature at the air inlet of the air compressor body 4, and the temperature detected by the first temperature sensor 6 is a first temperature; the electric control air valve 7 is used for adjusting the return air conveying quantity of the mine; and the control unit 5 is connected with the first temperature sensor 6 and the electric control air valve 7, and the control unit 5 adjusts the opening degree of the electric control air valve 7 according to the first temperature and a preset temperature, wherein the preset temperature is the rated working temperature of the air compressor body 4.
Additionally, according to the utility model discloses the air compressor machine of utilizing mine return air geothermol power waste heat of above-mentioned embodiment can also have following additional technical characterstic:
specifically, the air compressor machine that utilizes mine return air geothermol power waste heat still includes: the second temperature sensor 8 is used for detecting the temperature at the air outlet of the exhaust fan 3, and the temperature detected by the second temperature sensor 8 is a second temperature; the third temperature sensor 9, the third temperature sensor 9 is used for detecting the temperature of air outside the well, and the temperature detected by the third temperature sensor 9 is the third temperature; the control unit 5 is connected to a second temperature sensor 8 and a third temperature sensor 9, respectively.
Preferably, when the first temperature is higher than the preset temperature and the third temperature is higher than the second temperature, the control unit 5 controls the opening of the electrically controlled air valve 7 to increase.
Preferably, when the first temperature is higher than the preset temperature and the third temperature is lower than the second temperature, the control unit 5 controls the opening of the electrically controlled air valve 7 to be reduced.
Specifically, as shown in fig. 2, the air compressor 100 using the residual heat of mine return air and geothermal heat further includes: the air return purifier 2, the air intake of air return purifier 2 links to each other with the air outlet of mine return air pit shaft 1, and the air outlet of air return purifier 2 links to each other with the air intake of air exhauster 3, and air return purifier 2 is used for purifying the return air.
Wherein, the preset temperature is determined according to the specific model of the air compressor body 4.
Particularly, mine return air of the mine return air shaft 1 is purified by the return air purifier 2 and then enters the exhaust fan 3, and the exhaust fan 3 pumps the mine return air to the air compressor body 4 for the air compressor body 4 to use. Wherein, the electric control air valve 7 is arranged on a pipeline for transporting mine return air by the exhaust fan 3 and the air compressor body 4.
For example, in summer, the temperature of the mine return air detected by the second temperature sensor is lower than the temperature of the air detected by the third temperature sensor (for example, the outdoor temperature is 30 ℃ and the mine return air temperature is 5 ℃), and when the temperature detected by the first temperature sensor (for example, 25 ℃) is higher than the preset temperature (preferably 15 ℃), the conveying quantity of the air is larger than the conveying quantity of the mine return air, so that the temperature of the air inlet of the air compressor body 4 is higher than the preset temperature, at this time, the control unit 5 controls the opening of the electrically controlled air valve 7 to increase according to the above conditions, so that the conveying quantity of the mine return air is larger, the first temperature is reduced, and the air compressor body 4 is recovered to the normal working temperature.
In winter, the temperature of the mine return air detected by the second temperature sensor is higher than that of the air detected by the third temperature sensor (for example, the outdoor temperature is 5 ℃ and the mine return air temperature is 25 ℃), and when the temperature detected by the first temperature sensor (for example, 20 ℃) is higher than the preset temperature (preferably 15 ℃), the conveying quantity of the mine return air is larger than that of the air, so that the temperature of the air inlet of the air compressor body 4 is higher than the preset temperature, at the moment, the control unit 5 controls the opening degree of the electric control air valve 7 to be reduced according to the condition, so that the conveying quantity of the mine return air is small, the first temperature is reduced, and the air compressor body 4 is recovered to the normal working temperature.
To sum up, according to the utility model provides an utilize air compressor machine of mine return air geothermol power waste heat, the return air exhauster in the mine return air pit shaft takes out the mine return air to the host computer of air compressor machine body, the aperture of the automatically controlled blast gate of control unit according to first temperature and preset temperature adjustment, with the mine return air volume of carrying according to first temperature and the size adjustment of preset temperature, thereby make the air inlet temperature of air compressor machine body maintain at constant temperature, avoid weather temperature to rise or fall the influence that brings for the air compressor machine, the extension air compressor machine life-span, draw materials on the spot, the cost is saved.
Claims (5)
1. An air compressor utilizing mine return air geothermal waste heat comprises: a mine return air shaft and an air compressor body; it is characterized by also comprising:
the air inlet of the exhaust fan is connected with the air outlet of the mine return air shaft, the air outlet of the exhaust fan is connected with the air inlet of the air compressor body, and the exhaust fan is used for pumping mine return air;
the air compressor comprises a first temperature sensor, a second temperature sensor and a control unit, wherein the first temperature sensor is used for detecting the temperature at an air inlet of an air compressor body, and the temperature detected by the first temperature sensor is a first temperature;
the electric control air valve is used for adjusting the return air conveying quantity of the mine;
and the control unit is connected with the first temperature sensor and the electric control air valve, and adjusts the opening degree of the electric control air valve according to the first temperature and a preset temperature, wherein the preset temperature is the rated working temperature of the air compressor body.
2. The air compressor utilizing mine return air geothermal waste heat according to claim 1, further comprising:
the second temperature sensor is used for detecting the temperature at the air outlet of the exhaust fan, and the temperature detected by the second temperature sensor is a second temperature;
the third temperature sensor is used for detecting the temperature of air outside the well, and the temperature detected by the third temperature sensor is a third temperature;
the control unit is respectively connected with the second temperature sensor and the third temperature sensor.
3. The air compressor utilizing geothermal waste heat of mine return air according to claim 2, wherein the control unit controls the opening of the electrically controlled air valve to increase when the first temperature is higher than the preset temperature and the third temperature is higher than the second temperature.
4. The air compressor utilizing geothermal waste heat of mine return air according to claim 3, wherein the control unit controls the opening of the electrically controlled air valve to decrease when the first temperature is higher than the preset temperature and the third temperature is lower than the second temperature.
5. The air compressor utilizing mine return air geothermal waste heat according to claim 1, further comprising: the air return purifier is characterized in that an air inlet of the air return purifier is connected with an air outlet of the mine air return shaft, an air outlet of the air return purifier is connected with an air inlet of the exhaust fan, and the air return purifier is used for purifying return air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920467539.6U CN210799018U (en) | 2019-04-09 | 2019-04-09 | Air compressor utilizing mine return air geothermal waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920467539.6U CN210799018U (en) | 2019-04-09 | 2019-04-09 | Air compressor utilizing mine return air geothermal waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210799018U true CN210799018U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920467539.6U Active CN210799018U (en) | 2019-04-09 | 2019-04-09 | Air compressor utilizing mine return air geothermal waste heat |
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| Country | Link |
|---|---|
| CN (1) | CN210799018U (en) |
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2019
- 2019-04-09 CN CN201920467539.6U patent/CN210799018U/en active Active
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