CN219995450U - Heat pump type solution dehumidifying unit - Google Patents
Heat pump type solution dehumidifying unit Download PDFInfo
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- CN219995450U CN219995450U CN202320611392.XU CN202320611392U CN219995450U CN 219995450 U CN219995450 U CN 219995450U CN 202320611392 U CN202320611392 U CN 202320611392U CN 219995450 U CN219995450 U CN 219995450U
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- Prior art keywords
- solution
- regeneration
- dehumidification
- channel
- air
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- 230000008929 regeneration Effects 0.000 claims abstract description 77
- 238000011069 regeneration method Methods 0.000 claims abstract description 77
- 238000007791 dehumidification Methods 0.000 claims abstract description 41
- 230000001172 regenerating effect Effects 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 6
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract description 4
- 229910021529 ammonia Inorganic materials 0.000 abstract description 4
- 229910000037 hydrogen sulfide Inorganic materials 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009833 condensation Methods 0.000 abstract description 2
- 230000005494 condensation Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 108
- 238000010171 animal model Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 241000255789 Bombyx mori Species 0.000 description 1
- 241001481656 Stratiomyidae Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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- Drying Of Gases (AREA)
Abstract
The utility model discloses a heat pump type solution dehumidifying unit. The unit comprises a regeneration channel, a dehumidification channel and a return air channel, wherein a first air inlet and a first air outlet are formed in the regeneration channel, a solution regeneration unit and a regeneration fan are arranged in the regeneration channel, a second air inlet and a second air outlet are formed in the dehumidification channel, a solution dehumidification unit and a dehumidification fan are arranged in the dehumidification channel, a return air inlet and an air outlet are formed in the return air channel, a first condenser and a return fan are arranged in the return air channel, the solution regeneration unit comprises a regeneration solution tank, a regeneration solution pump and a second condenser, and the solution dehumidification unit comprises a dehumidification solution tank, a dehumidification solution pump and an evaporator. The utility model is beneficial to reducing the condensation pressure of the refrigerating system, improving the performance coefficient of the refrigerating system and reducing the energy consumption by recycling the indoor return air; meanwhile, the indoor return air is not required to be used for solution regeneration, so that harmful substances such as ammonia, hydrogen sulfide and the like in the indoor return air are prevented from reacting with the dehumidifying solution, and the dehumidifying performance of the solution is reduced.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to a heat pump type solution dehumidifying unit.
Background
A large number of experimental animals are needed in the industries of medical treatment, pharmacy and the like, the experimental animals are used as the basis of biotechnology, strict requirements are made on indoor environment and quality, and a large amount of fresh air is needed as in a comfortable air conditioner; in other biological cultivation places, for example, kitchen garbage is treated by black soldier flies, silkworms are cultivated in a factory, and a large amount of fresh air is needed in the indoor environment which is also required to be controlled. However, the fresh air is followed by extremely high energy consumption of the air conditioner, and a large amount of exhaust gas is required.
The dehumidifying air conditioning unit for the environment of experimental animals and the dehumidifying air conditioning mechanism for biological culture are mostly solution dehumidifying units at present, and the indoor air quality is improved by utilizing the sterilizing and filtering functions of the dehumidifying salt solution.
The air in the environment of experimental animals and the environment of biological culture has odor and peculiar smell, and the exhaust gas discharged by the air has a great amount of ammonia, hydrogen sulfide, volatile organic matters, odor molecules which are difficult to dissolve in water and the like.
The conventional heat recovery type solution dehumidifier unit regenerates indoor return air (exhaust gas) and discharges the regenerated air into the atmosphere after deodorization.
A great amount of ammonia, hydrogen sulfide and the like exist in the waste gas and enter the solution dehumidifier unit to react with the dehumidified solution chemically, so that the dehumidification performance of the solution can be reduced. If fresh air is used as regeneration air and the moisture content of the fresh air is high, the temperature of solution regeneration needs to be increased, and the energy consumption is increased.
Therefore, the problem that the solution dehumidifier unit for the environment of experimental animals cannot regenerate by utilizing the waste gas discharged indoors and has high energy consumption is solved, and the solution dehumidifier unit becomes a technical problem which is urgent to be solved in the field.
Disclosure of Invention
The utility model aims to provide a heat pump type solution dehumidifying unit aiming at the defects existing in the prior art.
In order to achieve the above purpose, the utility model provides a heat pump type solution dehumidifier unit, which comprises a regeneration channel, a dehumidification channel and a return air channel, wherein a first air inlet and a first air outlet are arranged on the regeneration channel, a solution regeneration unit and a regeneration fan are arranged in the regeneration channel, a second air inlet and a second air outlet are arranged on the dehumidification channel, a solution dehumidification unit and a dehumidification fan are arranged in the dehumidification channel, a return air inlet and an air outlet are arranged on the return air channel, a first condenser and a return fan are arranged in the return air channel, the solution regeneration unit comprises a regeneration solution tank, a regeneration solution pump connected with the regeneration solution tank, and a second condenser respectively connected with the regeneration solution tank and the regeneration solution pump, and the solution dehumidification unit comprises a dehumidification solution pump respectively connected with the regeneration solution tank and the regeneration solution tank, and an evaporator respectively connected with the dehumidification solution tank and the dehumidification solution pump.
Further, the first condenser, the second condenser and the evaporator are all connected with a compressor, and the evaporator is connected with one end of an expansion valve.
Further, the first condenser and the second condenser are connected in parallel, and the other end of the expansion valve is connected with the first condenser and the second condenser respectively.
Further, the first condenser or the second condenser is connected with a flow regulating valve.
Further, a heat exchanger is connected between the regeneration solution tank and the dehumidification solution tank.
Further, the regeneration channel and the air return channel are arranged on the upper side of the dehumidifying air channel in parallel.
Further, the first air inlet and the air outlet are respectively arranged on the upper sides of the regeneration channel and the air return channel, the first air outlet and the air return inlet are respectively arranged on the outer sides of the regeneration channel and the air return channel, the second air inlet and the second air outlet are respectively arranged on the two sides of the dehumidifying air channel, and the air return inlet and the second air outlet are arranged on the same side.
The beneficial effects are that: according to the utility model, the indoor return air with lower temperature and stable parameters is recycled, so that the condensation pressure of a refrigerating system is reduced, the coefficient of performance of the refrigerating system is improved, and the energy consumption is reduced; meanwhile, the indoor return air is not required to be used for solution regeneration, so that harmful substances such as ammonia, hydrogen sulfide and the like in the indoor return air are prevented from reacting with the dehumidifying solution, and the dehumidifying performance of the solution is reduced; the regeneration quantity of the solution is controlled by precisely controlling the flow regulating valve, so that the concentration of the regenerated solution is precisely controlled, and the regeneration quantity is more precise, simpler and more reliable than that of the regenerated solution by controlling the solution liquid level, and finally, the aim of no water supplementing is achieved when the unit operates.
Drawings
FIG. 1 is a schematic diagram of a heat pump solution dehumidifier unit according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a heat pump type solution dehumidifier unit according to an embodiment of the present utility model.
Detailed Description
The utility model will be further illustrated by the following drawings and specific examples, which are carried out on the basis of the technical solutions of the utility model, it being understood that these examples are only intended to illustrate the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1 and 2, an embodiment of the present utility model provides a heat pump solution dehumidifier unit, which includes a regeneration channel 100, a dehumidification channel 200 and a return air channel 300, wherein a first air inlet and a first air outlet are provided on the regeneration channel 100, and a solution regeneration unit and a regeneration fan 13 are provided inside the regeneration channel 100. The regeneration fan 13 introduces the external air from the first air inlet, and the external air is discharged from the first air outlet after flowing through the solution regeneration unit. The dehumidifying channel 200 is provided with a second air inlet and a second air outlet, the solution dehumidifying unit and the dehumidifying fan 6 are arranged in the dehumidifying channel 200, the dehumidifying fan 6 introduces external air from the second air inlet, and the external air is sent to the room from the second air outlet after flowing through the solution dehumidifying unit. The air return channel 300 is provided with an air return opening and an air outlet, the air return channel 300 is internally provided with a first condenser 11 and an air return machine 12, and the air return machine 12 can introduce indoor air from the air return opening, and the indoor air is discharged from the air outlet after flowing through the first condenser 11.
The regeneration passage 100 and the return air passage 300 are preferably arranged in parallel on the upper side of the dehumidifying air passage 200. The first air inlet and the air outlet are respectively arranged on the upper sides of the regeneration channel 100 and the return air channel 300, the first air outlet and the return air inlet are respectively arranged on the outer sides of the regeneration channel 100 and the return air channel 300, the second air inlet and the second air outlet are respectively arranged on the two sides of the dehumidification air channel 200, and the return air inlet and the second air outlet are preferably arranged on the same side.
The solution regeneration unit and the solution dehumidification unit are both in the prior art, wherein the solution regeneration unit comprises a regeneration solution tank 1, a regeneration solution pump 2 and a second condenser 3, the regeneration solution tank 1 is connected with the regeneration solution pump 2, the second condenser 3 is respectively connected with the regeneration solution tank 1 and the regeneration solution pump 2, the solution flowing in the second condenser 3 is heated by high-temperature refrigerant flowing in the second condenser, and when air introduced by a regeneration fan 13 flows through the filler in the regeneration solution tank 1, moisture in the high-temperature solution flowing through the filler can be taken away. The solution dehumidifying unit comprises a dehumidifying solution tank 7, a dehumidifying solution pump 5 and an evaporator 8, wherein the dehumidifying solution tank 7 is respectively connected with the regeneration solution tank 1, the regeneration solution pump 2 and the dehumidifying solution pump 5, the evaporator 8 is respectively connected with the dehumidifying solution tank 7 and the dehumidifying solution pump 5, the solution flowing in the evaporator 8 is cooled by low-temperature refrigerant flowing in the evaporator 8, and the low-temperature solution can cool and dehumidify air introduced by the dehumidifying fan 6 after flowing from the liquid distributor to the filler.
When the regeneration solution pump 3 and the dehumidification solution pump 5 work, the solution between the regeneration solution tank 1 and the dehumidification solution tank 7 can be subjected to circulating exchange, so that the solution with higher concentration in the regeneration solution tank 1 can be automatically fed into the dehumidification solution tank 7, the concentration of the solution in the dehumidification solution tank 7 can be ensured to meet the use requirement, and a solution dehumidification unit is ensured to have good dehumidification effect. Meanwhile, the solution with lower concentration in the dehumidifying solution tank 7 can be automatically fed into the regenerating solution tank 1, so that the concentration of the solution in the regenerating solution tank 1 can meet the regenerating requirement.
The first condenser 11, the second condenser 3 and the evaporator 8 are preferably located in the same constant expansion system, which is connected to a compressor 10, and the evaporator 8 is connected to one end of an expansion valve 9. The first condenser 11 and the second condenser 3 may be connected in series, wherein the first condenser 11 is connected between the second condenser 3 and the compressor 10, and the expansion valve 9 is connected between the second condenser 3 and the evaporator 8. As a preferred embodiment, the first condenser 11 and the second condenser 3 are connected in parallel, and the other end of the expansion valve 9 is correspondingly connected with the first condenser 11 and the second condenser 3, respectively. The indoor return air has lower temperature and stable parameters, is beneficial to reducing the condensing pressure of the direct expansion system, improving the performance coefficient of the direct expansion system and reducing the energy consumption. The first condenser 11 or the second condenser 3 is connected with a flow regulating valve, and then the temperature of the regenerated solution can be controlled by controlling the heat dissipation capacity of the air-cooled condenser 11 or the heat exchange capacity of the solution condenser 3, so that the regenerated capacity and the dehumidified capacity of the solution are controlled to be equal, and the purposes of balancing the solution liquid levels in the regenerated solution tank 1 and the dehumidified solution tank 7 and not needing water supplementing are achieved.
The heat exchanger 4 may also be connected between the regeneration solution tank 1 and the dehumidification solution tank 7. The solution flowing from the regeneration solution tank 1 to the dehumidification solution tank 7 and the solution flowing from the dehumidification solution tank 7 to the regeneration solution tank 1 are subjected to heat exchange in the heat exchanger 4. The temperature of the solution flowing into the dehumidifying solution tank 7 from the regenerating solution tank 1 is prevented from being too high, the temperature of the solution in the dehumidifying solution tank 7 is improved, and the dehumidifying effect of the solution is influenced; the temperature of the solution flowing into the regeneration solution tank 1 from the dehumidification solution tank 7 is prevented from being lower, the temperature of the solution in the regeneration solution tank 1 is reduced, and the regeneration effect of the solution is affected.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that other parts not specifically described are within the prior art or common general knowledge to a person of ordinary skill in the art. Modifications and alterations may be made without departing from the principles of this utility model, and such modifications and alterations should also be considered as being within the scope of the utility model.
Claims (7)
1. The utility model provides a heat pump type solution dehumidification unit, its characterized in that includes regeneration channel, dehumidification passageway and return air passageway, be equipped with first air intake and first air outlet on the regeneration passageway, and its inside solution regeneration unit and regeneration fan of being equipped with, be equipped with second air intake and second air outlet on the dehumidification passageway, and its inside solution dehumidification unit and dehumidification fan of being equipped with, be equipped with return air inlet and air exit on the return air passageway, and its inside is equipped with first condenser and return air fan, solution regeneration unit include regeneration solution case, with regeneration solution pump that regeneration solution case is connected and with regeneration solution case and regeneration solution pump are connected respectively the second condenser, solution dehumidification unit include with regeneration solution case, regeneration solution case be connected respectively the dehumidification solution pump and with dehumidification solution case and the evaporimeter that dehumidification solution pump is connected respectively.
2. The heat pump type solution dehumidifying unit as claimed in claim 1, wherein the first condenser, the second condenser and the evaporator are connected to a compressor, and the evaporator is connected to one end of an expansion valve.
3. The heat pump type solution dehumidifying unit as claimed in claim 2, wherein the first condenser and the second condenser are connected in parallel, and the other end of the expansion valve is connected with the first condenser and the second condenser, respectively.
4. A heat pump type solution dehumidifying unit as claimed in claim 3, wherein the first condenser or the second condenser is connected with a flow regulating valve.
5. The heat pump type solution dehumidifying unit as claimed in claim 1, wherein a heat exchanger is connected between the regenerating solution tank and the dehumidifying solution tank.
6. The heat pump type solution dehumidifying unit as claimed in claim 1, wherein the regeneration channel and the return air channel are arranged on the upper side of the dehumidifying air channel in parallel.
7. The heat pump type solution dehumidifying unit as claimed in claim 6, wherein the first air inlet and the air outlet are respectively arranged on the upper sides of the regeneration channel and the return air channel, the first air outlet and the return air inlet are respectively arranged on the outer sides of the regeneration channel and the return air channel, the second air inlet and the second air outlet are respectively arranged on two sides of the dehumidifying air channel, and the return air inlet and the second air outlet are arranged on the same side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320611392.XU CN219995450U (en) | 2023-03-27 | 2023-03-27 | Heat pump type solution dehumidifying unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320611392.XU CN219995450U (en) | 2023-03-27 | 2023-03-27 | Heat pump type solution dehumidifying unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219995450U true CN219995450U (en) | 2023-11-10 |
Family
ID=88604869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320611392.XU Active CN219995450U (en) | 2023-03-27 | 2023-03-27 | Heat pump type solution dehumidifying unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219995450U (en) |
-
2023
- 2023-03-27 CN CN202320611392.XU patent/CN219995450U/en active Active
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