CN221593054U - Overlapping medium-temperature low-humidity unit - Google Patents
Overlapping medium-temperature low-humidity unit Download PDFInfo
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- CN221593054U CN221593054U CN202323490318.6U CN202323490318U CN221593054U CN 221593054 U CN221593054 U CN 221593054U CN 202323490318 U CN202323490318 U CN 202323490318U CN 221593054 U CN221593054 U CN 221593054U
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- temperature
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- compressor
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- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 239000003507 refrigerant Substances 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 7
- 230000000630 rising effect Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 abstract description 7
- 238000011282 treatment Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of dehumidification equipment, in particular to an overlapping medium-temperature low-humidity unit, which comprises a high-temperature compressor, wherein the high-temperature compressor is connected with a heating heat exchanger and is used for conveying high-temperature gas to the heating heat exchanger for temperature elevation so as to generate medium-temperature liquid; the second expansion valve is connected with the heating heat exchanger, the second expansion valve is connected with a heat exchange plate, the second expansion valve is used for expanding the medium-temperature liquid to form low-temperature gas, the heat exchange plate is connected with a low-temperature compressor, and the heat exchange plate is used for receiving the low-temperature gas and carrying out refrigerant heat exchange with high-temperature gas generated by the low-temperature compressor. The cascade medium-temperature low-humidity unit provided by the utility model combines the operation ranges of the high-temperature compressor and the low-temperature compressor, so that a unit with a larger operation range is obtained, enough heat is further generated for heating treatment after deep dehumidification, the operation is simple, and the practicability is strong.
Description
Technical Field
The utility model relates to the technical field of dehumidification equipment, in particular to a cascade medium-temperature low-humidity unit.
Background
The existing dehumidifier basically uses a high-temperature compressor to perform primary treatment, the temperature which can be achieved is not low enough, and the ultra-low temperature dehumidification high-temperature re-lifting effect can not be achieved, so that an overlapping medium-temperature low-humidity unit is needed to solve the problems.
Disclosure of utility model
The embodiment of the utility model aims to provide an overlapping medium-temperature low-humidity unit, which aims to solve the problem that primary dehumidification cannot meet the dehumidification requirement of a workshop with higher relative humidity.
The embodiment of the utility model is realized in such a way that the cascade medium-temperature low-humidity unit comprises: the high-temperature compressor is connected with the heating heat exchanger and is used for conveying high-temperature gas to the heating heat exchanger for temperature elevation to generate medium-temperature liquid; the second expansion valve is connected with the heating heat exchanger, the second expansion valve is connected with a heat exchange plate, the second expansion valve is used for expanding the medium-temperature liquid to form low-temperature gas, the heat exchange plate is connected with a low-temperature compressor, and the heat exchange plate is used for receiving the low-temperature gas and carrying out refrigerant heat exchange with high-temperature gas generated by the low-temperature compressor.
Preferably, the heat exchange plate is connected with a high-temperature compressor, and the low-temperature compressor can convey high-temperature gas to the heat exchange plate to exchange refrigerant with the high-temperature compressor.
Preferably, the method further comprises: the first expansion valve is connected with the heat exchange plate, the first expansion valve is connected with a cooling heat exchanger, medium-temperature liquid can be expanded through the first expansion valve to obtain a low-temperature mixture, and the low-temperature mixture can enter the cooling heat exchanger to be cooled.
Preferably, the cooling heat exchanger is connected with the low-temperature compressor, and the low-temperature gas of the cooling heat exchanger can enter the low-temperature compressor for circulation.
Preferably, the method further comprises: and the fan is arranged on one side of the heating heat exchanger and used for discharging the air treated by the cooling heat exchanger and the heating heat exchanger.
The cascade medium-temperature low-humidity unit provided by the utility model combines the operation ranges of the high-temperature compressor and the low-temperature compressor, so that a unit with a larger operation range is obtained, enough heat is further generated for heating treatment after deep dehumidification, the operation is simple, and the practicability is strong.
Drawings
FIG. 1 is a schematic diagram of a cascade medium temperature low humidity unit.
In the accompanying drawings: the device comprises a 1-high-temperature compressor, a 2-heating heat exchanger, a 3-cooling heat exchanger, a 4-first expansion valve, a 5-second expansion valve, a 6-low-temperature compressor, a 7-heat exchange plate and an 8-fan.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
Referring to fig. 1, an overlapping medium temperature low humidity unit provided in an embodiment of the present utility model includes:
The high-temperature compressor 1 is connected with the heating heat exchanger 2, and the high-temperature compressor 1 is used for conveying high-temperature gas to the heating heat exchanger 2 for temperature elevation to generate medium-temperature liquid; the second expansion valve 5 is connected with the temperature rising heat exchanger 2, the second expansion valve 5 is connected with a heat exchange plate 7, the second expansion valve 5 is used for expanding the medium-temperature liquid to form low-temperature gas, the heat exchange plate 7 is connected with the low-temperature compressor 6, and the heat exchange plate 7 is used for receiving the low-temperature gas and carrying out refrigerant heat exchange with the high-temperature gas generated by the low-temperature compressor 6.
As shown in fig. 1, as a preferred embodiment of the present utility model, the heat exchange plate 7 is connected to the high temperature compressor 1, and the low temperature compressor 6 can transfer the high temperature gas to the heat exchange plate 7 for refrigerant heat exchange with the high temperature compressor 1.
As shown in fig. 1, as a preferred embodiment of the present utility model, further comprising: the first expansion valve 4 is connected with the heat exchange plate 7, the first expansion valve 4 is connected with the cooling heat exchanger 3, the medium-temperature liquid can be expanded through the first expansion valve 4 to obtain a low-temperature mixture, and the low-temperature mixture can enter the cooling heat exchanger 3 for cooling.
As shown in fig. 1, as a preferred embodiment of the present utility model, the heat-reducing exchanger 3 is connected to the low-temperature compressor 6, and the low-temperature gas of the heat-reducing exchanger 3 may be introduced into the low-temperature compressor 6 to be circulated.
As shown in fig. 1, as a preferred embodiment of the present utility model, further comprising: and a fan 8 provided on one side of the heat-up heat exchanger 2 for discharging the air processed by the heat-down heat exchanger 3 and the heat-up heat exchanger 2.
Working principle: the high-temperature compressor 1 discharges high-temperature gas into the heating heat exchanger 2 for air temperature rise, the treated medium-temperature liquid is expanded by the second expansion valve 2 to form low-temperature gas, the low-temperature gas enters the heat exchange plate 7 for refrigerant heat exchange with the high-temperature gas generated by the low-temperature compressor 6, and then returns to the high-temperature compressor 1 for circulation; in addition, the low-temperature compressor 6 discharges high-temperature gas to the heat exchange plate 7 to exchange heat with the refrigerant of the high-temperature compressor 1, and after the low-temperature mixture obtained by expanding the medium-temperature liquid through the first expansion valve 4 enters the cooling heat exchanger 3 to exchange heat and cool, the low-temperature gas enters the low-temperature compressor 6 to perform circulation action; the fan 8 discharges the air processed by the temperature-decreasing heat exchanger 3 and the temperature-increasing heat exchanger 2 to relevant places.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. The cascade medium-temperature low-humidity unit comprises a high-temperature compressor, and is characterized in that the high-temperature compressor is connected with a temperature rising heat exchanger and is used for conveying high-temperature gas to the temperature rising heat exchanger for temperature rising to generate medium-temperature liquid;
The second expansion valve is connected with the heating heat exchanger, the second expansion valve is connected with a heat exchange plate, the second expansion valve is used for expanding the medium-temperature liquid to form low-temperature gas, the heat exchange plate is connected with a low-temperature compressor, and the heat exchange plate is used for receiving the low-temperature gas and carrying out refrigerant heat exchange with high-temperature gas generated by the low-temperature compressor.
2. The cascade medium-temperature low-humidity unit according to claim 1, wherein the heat exchange plate is connected with a high-temperature compressor, and the low-temperature compressor can convey high-temperature gas to the heat exchange plate to exchange refrigerant with the high-temperature compressor.
3. The cascade medium temperature and low humidity unit according to claim 1, further comprising:
The first expansion valve is connected with the heat exchange plate, the first expansion valve is connected with a cooling heat exchanger, medium-temperature liquid can be expanded through the first expansion valve to obtain a low-temperature mixture, and the low-temperature mixture can enter the cooling heat exchanger to be cooled.
4. A cascade medium temperature and low humidity unit according to claim 3 wherein the heat exchanger is connected to a low temperature compressor, and the low temperature gas of the heat exchanger is admitted to the low temperature compressor for circulation.
5. The cascade medium temperature and low humidity unit according to claim 1, further comprising:
And the fan is arranged on one side of the heating heat exchanger and used for discharging the air treated by the cooling heat exchanger and the heating heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323490318.6U CN221593054U (en) | 2023-12-20 | 2023-12-20 | Overlapping medium-temperature low-humidity unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323490318.6U CN221593054U (en) | 2023-12-20 | 2023-12-20 | Overlapping medium-temperature low-humidity unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221593054U true CN221593054U (en) | 2024-08-23 |
Family
ID=92406395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323490318.6U Active CN221593054U (en) | 2023-12-20 | 2023-12-20 | Overlapping medium-temperature low-humidity unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221593054U (en) |
-
2023
- 2023-12-20 CN CN202323490318.6U patent/CN221593054U/en active Active
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