CN212721016U - Multistage temperature difference heat exchange system - Google Patents
Multistage temperature difference heat exchange system Download PDFInfo
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- CN212721016U CN212721016U CN202021473353.0U CN202021473353U CN212721016U CN 212721016 U CN212721016 U CN 212721016U CN 202021473353 U CN202021473353 U CN 202021473353U CN 212721016 U CN212721016 U CN 212721016U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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Abstract
The utility model discloses a multi-stage temperature difference heat exchange system, which recycles industrial hot water, utilizes the water of a circulating pipeline in a waste heat exchange water tank of the industrial hot water, and discharges the water cooled by the industrial hot water out of a water storage tank from the water tank, thereby solving the problem of water waste; the water tank is also connected with a heat pump device, the heat pump device can carry out refrigeration and heating, and the air can be used for heating hot water in the water tank regardless of refrigeration or heating, so that the energy-saving effect is achieved; the water in the circulating pipeline absorbs the heat of the hot water in the water tank, and the hot water obtained by heat exchange can be continuously supplied to industrial environment or domestic water for use, so that the circulating function is realized.
Description
Technical Field
The utility model belongs to the technical field of the water treatment system, especially, relate to a multistage difference in temperature heat transfer system.
Background
In the existing cosmetic factory, because of production requirements, constant temperature operation needs to be carried out on a filling machine and an emulsifying pot device, and therefore a large amount of hot water needs to be used for carrying out constant temperature treatment on products; however, in general cosmetic factories, hot water is boiled and stored in equipment, and when the equipment is not required to be kept at a constant temperature, the hot water is discharged from a pipeline, and when the equipment is required again, the hot water is boiled again, so that electricity and water are wasted.
Therefore, it is necessary to develop an energy-saving multi-stage temperature difference heat exchange system.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the extravagant electric power of current cosmetic factory or similar mill and water, the utility model provides a multistage difference in temperature heat transfer system.
Compared with the prior art, the utility model innovation part lies in:
the utility model relates to a multistage difference in temperature heat transfer system is connected with water pipe, user side, industry hot water calandria and tank, including a plurality of water tanks and heat pump device, the water tank is including one-level water tank, second grade water tank and tertiary water tank, and the water tank is equipped with circulating line and water inlet, circulating line is connected with water pipe and user side, the water inlet is connected with industry hot water calandria, the second grade water tank is connected with heat pump device, gives circulating line's water heating through the water in the water tank, and heat pump device is to the water heating of second grade water tank.
Furthermore, the circulating pipeline comprises a water inlet and a water outlet, the water inlet is arranged at the first-level water tank, the water outlet is arranged at the third-level water tank, the water inlet is connected with an industrial hot water discharge pipe, and the water outlet is connected with the water storage tank.
Further, the heat pump device comprises a heat exchanger, a compressor and a gas-liquid separator, one end of the gas-liquid separator is connected with the heat exchanger, the other end of the gas-liquid separator is connected with the compressor, the heat exchanger absorbs heat energy, the gas-liquid separator performs gas-liquid separation, the compressor sucks medium gas at normal temperature and low pressure and compresses the medium gas into high-temperature and high-pressure gas to be conveyed into the heat exchanger, the high-temperature and high-pressure gas releases heat in the heat exchanger to prepare hot water, the hot water is condensed into low-temperature and high-pressure.
Furthermore, the heat pump device also comprises a four-way valve, the four-way valve is respectively connected with the heat exchanger, the compressor and the gas-liquid separator, and the four-way valve controls the connection mode among the heat exchanger, the compressor and the gas-liquid separator, so that the heat pump device can refrigerate or heat.
Further, the heat exchanger comprises an evaporator and a condenser, wherein the evaporator carries out evaporation and heat absorption, and the condenser carries out heat release and condensation.
Furthermore, the heat pump device is also provided with a motor, and the heat of the air is collected through the rotation of the motor to evaporate and absorb heat for the evaporator.
Furthermore, the heat pump device is also provided with a capillary tube, and the capillary tube reduces the condensed low-temperature high-pressure liquid into low-temperature low-pressure liquid.
Furthermore, the first-stage water tank, the second-stage water tank and the third-stage water tank are connected in series, the temperature of the first-stage water tank is 65-80 ℃, the temperature of the second-stage water tank is 65-50 ℃, and the temperature of the third-stage water tank is 50-35 ℃.
Further, a temperature sensor is arranged in the water tank and used for monitoring the water temperature in the water tank.
Further, an outlet is also arranged in the water tank, and industrial water in the water tank is discharged through the outlet.
The beneficial effects of the utility model reside in that:
(1) a multi-stage temperature difference heat exchange system is designed, industrial hot water is recycled, water of a circulating pipeline in a waste heat exchange water tank of the industrial hot water is utilized, and the water cooled by the industrial hot water is discharged from the water tank to a water storage tank, so that the problem of water waste is solved;
(2) the water tank is also connected with a heat pump device, the heat pump device can carry out refrigeration and heating, and the air can be used for heating hot water in the water tank regardless of refrigeration or heating, so that the energy-saving effect is achieved;
(3) the water in the circulating pipeline absorbs the heat of the hot water in the water tank, and the hot water obtained by heat exchange can be continuously supplied to industrial environment or domestic water for use, so that the circulating function is realized.
Drawings
FIG. 1 is a schematic view of the overall structure of a multistage temperature difference heat exchange system of the present invention;
FIG. 2 is a schematic view of the connection of the internal circulation pipes of the multi-stage temperature difference heat exchange system of the present invention;
fig. 3 is a schematic diagram of the heat pump device of the multistage temperature difference heat exchange system of the present invention.
In the figure, 1 is a water tank, 11 is a primary water tank, 111 is a water tank connecting pipe, 12 is a secondary water tank, 13 is a tertiary water tank, 14 is a circulating pipeline, 15 is a water inlet, 16 is a water outlet, 17 is a temperature sensor, 18 is a water inlet, 19 is an outlet, 2 is a heat pump device, 21 is an indoor heat exchanger, 22 is an outdoor heat exchanger, 23 is a compressor, 24 is a gas-liquid separator, 25 is a four-way valve, 26 is a motor, 27 is a capillary tube, 28 is a silencer, 29 is a one-way valve, and 30 is a filter.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.
Referring to fig. 1-2, the utility model provides a multistage difference in temperature heat transfer system, with water pipe, user, industry hot water calandria and tank connection, including a plurality of water tanks 1 and heat pump device 2, water tank 1 is including one-level water tank 11, second grade water tank 12 and tertiary water tank 13, and water tank 1 is equipped with circulating line 14 and water inlet 18, circulating line 14 is connected with water pipe and user, water inlet 18 is connected with industry hot water calandria, second grade water tank 12 is connected with heat pump device 2, gives circulating line 14's water heating through the water in the water tank 1, and heat pump device 2 heats the water of second grade water tank 12.
The circulating pipeline 14 comprises a water inlet 15 and a water outlet 16, the water inlet 15 is arranged at the first-level water tank 11, the water outlet 16 is arranged at the third-level water tank 13, the water inlet 15 is connected with an industrial hot water discharging pipe, and the water outlet 16 is connected with a water storage pool.
The heat pump device 2 comprises a heat exchanger, a compressor 23 and a gas-liquid separator 24, one end of the gas-liquid separator 24 is connected with the heat exchanger, the other end of the gas-liquid separator 24 is connected with the compressor 23, the heat exchanger absorbs heat energy, the gas-liquid separator 24 performs gas-liquid separation, the compressor 23 sucks medium gas at normal temperature and low pressure and compresses the medium gas into high-temperature and high-pressure gas, the high-temperature and high-pressure gas is conveyed into the heat exchanger after being compressed, the high-temperature and high-pressure gas releases heat in the heat exchanger to prepare hot water.
The heat pump device 2 further comprises a four-way valve 25, the four-way valve 25 is respectively connected with the heat exchanger, the compressor 23 and the gas-liquid separator 24, and the four-way valve 25 controls the connection mode among the heat exchanger, the compressor 23 and the gas-liquid separator 24, so that the heat pump device 2 performs refrigeration or heating.
The heat exchanger comprises an evaporator and a condenser, wherein the evaporator carries out evaporation and heat absorption, and the condenser carries out heat release and condensation.
The heat pump device 2 is also provided with a motor 26, and the heat of the air is collected by the rotation of the motor 26 to evaporate and absorb heat for the evaporator.
The heat pump device 2 is further provided with a capillary tube 27, and the capillary tube 27 reduces the condensed low-temperature high-pressure liquid into low-temperature low-pressure liquid.
In addition, the heat pump device 2 is further provided with a silencer 28, a one-way valve 29 and a filter 30, the silencer 28 is respectively connected with the compressor 29 and the gas-liquid separator 24, the one-way valve 29 is arranged between the capillary tube 27 and the filter 30, the filter 30 is connected with the heat exchanger, the silencer 28 is used for eliminating noise generated by the operation of the compressor 23 and the gas-liquid separator 24, the one-way valve 29 is used for limiting the flowing direction of liquid, and the filter 30 is used for filtering impurities.
The primary water tank 11, the secondary water tank 12 and the tertiary water tank 13 are connected in series, the temperature of the primary water tank 11 is 65-80 ℃, the temperature of the secondary water tank 12 is 65-50 ℃, and the temperature of the tertiary water tank 13 is 50-35 ℃.
A temperature sensor 17 is arranged in the water tank 1, and the temperature sensor 17 is used for monitoring the water temperature in the water tank.
An outlet 19 is further provided in the water tank 1, and industrial water in the water tank 1 is discharged through the outlet 19.
Referring to fig. 3, the principle of the heat pump apparatus:
when the heat pump apparatus 2 is operated in the cooling condition, the four-way valve 25 is reversed to turn on the solid line in fig. 3. At this time, the indoor heat exchanger 21 serves as an evaporator, and the outdoor heat exchanger 22 serves as a condenser. The low-temperature and low-pressure superheated gas from the indoor heat exchanger 21 enters the gas-liquid separator 24 through the four-way valve 25 and the muffler 28. After the liquid is separated, the dry and passing hot gas is sucked by the compressor 23 and compressed into high-temperature and high-pressure gas to be discharged, the gas enters the outdoor heat exchanger 22 through the four-way valve 25 to release heat and condense to form supercooled liquid, the supercooled liquid is subjected to pressure reduction through the capillary 27 to form low-temperature and low-pressure two-phase fluid, the low-temperature and low-pressure two-phase fluid enters the indoor heat exchanger 21 to be evaporated and absorb heat, at the moment, the indoor air is cooled, and the low-temperature and low-pressure.
When the heat pump device 2 operates in the heating working condition, the four-way valve 25 is reversed, and the dotted line is connected. At this time, the indoor heat exchanger 21 serves as a condenser, and the outdoor heat exchanger 22 serves as an evaporator. The low-temperature and low-pressure hot gas from the outdoor heat exchanger 22 enters the gas-liquid separator 24 through the four-way valve 25 and the silencer 28, after liquid is separated out, the dry hot gas is sucked by the compressor 23 and compressed into high-temperature and high-pressure gas to be discharged, the gas enters the indoor heat exchanger 21 through the four-way valve 25 to release heat and condense, at the moment, indoor air is heated to become supercooled liquid, the supercooled liquid is subjected to pressure reduction through the capillary 27 resistance to become a low-temperature and low-pressure two-phase fluid, and then the low-temperature and low-pressure two-phase fluid enters the outdoor heat exchanger 22 to be evaporated and absorb.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a multistage difference in temperature heat transfer system, is connected with water pipe, user side, industry hot water calandria and tank, including a plurality of water tanks and heat pump device, its characterized in that, the water tank is including one-level water tank, second grade water tank and tertiary water tank, and the water tank is equipped with circulating line and water inlet, circulating line is connected with water pipe and user side, the water inlet is connected with industry hot water calandria, the second grade water tank is connected with heat pump device, gives circulating line's water heating through the water in the water tank, and heat pump device is to the water heating of second grade water tank.
2. The multi-stage temperature difference heat exchange system according to claim 1, wherein the circulation pipeline comprises a water inlet and a water outlet, the water inlet is disposed at the primary water tank, the water outlet is disposed at the tertiary water tank, the water inlet is connected to a tap water pipe, and the water outlet is connected to a user side.
3. The multistage temperature difference heat exchange system according to claim 1, wherein the heat pump device comprises a heat exchanger, a compressor and a gas-liquid separator, one end of the gas-liquid separator is connected with the heat exchanger, the other end of the gas-liquid separator is connected with the compressor, the heat exchanger absorbs heat energy, the gas-liquid separator performs gas-liquid separation, the compressor sucks medium gas at normal temperature and low pressure and compresses the medium gas into high-temperature and high-pressure gas, the high-temperature and high-pressure gas is conveyed into the heat exchanger, the high-temperature and high-pressure gas releases heat in the heat exchanger to prepare hot water, the hot water is condensed.
4. The multi-stage temperature difference heat exchange system according to claim 3, wherein the heat pump device further comprises a four-way valve, the four-way valve is respectively connected with the heat exchanger, the compressor and the gas-liquid separator, and the four-way valve controls the connection mode among the heat exchanger, the compressor and the gas-liquid separator, so that the heat pump device performs cooling or heating.
5. The multi-stage temperature difference heat exchange system according to claim 3, wherein the heat exchanger comprises an evaporator and a condenser, the evaporator performs evaporation and heat absorption, and the condenser performs heat release and condensation.
6. The multi-stage temperature difference heat exchange system according to claim 5, wherein the heat pump device is further provided with a motor, and the motor rotates to collect heat of air to evaporate and absorb heat of the evaporator.
7. The multi-stage temperature difference heat exchange system according to claim 6, wherein the heat pump device is further provided with a capillary tube, and the capillary tube is used for reducing the condensed low-temperature high-pressure liquid into the low-temperature low-pressure liquid.
8. The multi-stage temperature difference heat exchange system according to claim 1, wherein the primary water tank, the secondary water tank and the tertiary water tank are connected in series, the temperature of the primary water tank is 65-80 ℃, the temperature of the secondary water tank is 65-50 ℃, and the temperature of the tertiary water tank is 50-35 ℃.
9. The multi-stage temperature differential heat exchange system of claim 1, wherein a temperature sensor is disposed within the tank, the temperature sensor being configured to monitor a temperature of water within the tank.
10. The multi-stage temperature difference heat exchange system according to claim 8, wherein an outlet is further provided in the water tank, and industrial water in the water tank is discharged through the outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021473353.0U CN212721016U (en) | 2020-07-23 | 2020-07-23 | Multistage temperature difference heat exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021473353.0U CN212721016U (en) | 2020-07-23 | 2020-07-23 | Multistage temperature difference heat exchange system |
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| Publication Number | Publication Date |
|---|---|
| CN212721016U true CN212721016U (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021473353.0U Active CN212721016U (en) | 2020-07-23 | 2020-07-23 | Multistage temperature difference heat exchange system |
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| Country | Link |
|---|---|
| CN (1) | CN212721016U (en) |
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2020
- 2020-07-23 CN CN202021473353.0U patent/CN212721016U/en active Active
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