CN218065837U - Cold and hot wind dehumidification equipment of adjustable refrigerant flow direction - Google Patents
Cold and hot wind dehumidification equipment of adjustable refrigerant flow direction Download PDFInfo
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- CN218065837U CN218065837U CN202222392359.0U CN202222392359U CN218065837U CN 218065837 U CN218065837 U CN 218065837U CN 202222392359 U CN202222392359 U CN 202222392359U CN 218065837 U CN218065837 U CN 218065837U
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 42
- 238000007791 dehumidification Methods 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000000926 separation method Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a cold and hot air dehumidification equipment capable of adjusting the flow direction of a refrigerant, which belongs to the field of food dehumidification equipment, and adopts the technical scheme that the equipment comprises a casing, wherein a compressor and an evaporator are arranged in the casing, two gas outlets are arranged on the compressor, an internal condenser and an external condenser are respectively connected on the two gas outlets of the compressor, two liquid inlets are arranged on the evaporator, expansion valves are respectively connected on the liquid inlets of the evaporator, the two expansion valves are respectively connected with the internal condenser and the external condenser, the gas outlet of the evaporator is connected with the gas inlet of the compressor, and a solenoid valve is respectively arranged on the gas outlet of the compressor; seted up air intake and air outlet on the casing, the air intake is towards the evaporimeter, and the air outlet is towards built-in condenser, the utility model discloses it has and makes the raw materials be in under the cold and hot wind alternate dehumidification state, improves dehumidification efficiency and quality to ensure the advantage of sufficient quantity of refrigerant normal operating in the system.
Description
Technical Field
The utility model relates to a food dehumidification equipment field, more specifically say that it relates to a cold and hot wind dehumidification equipment of adjustable refrigerant flow direction that says so.
Background
Many raw materials in the food industry contain a large amount of moisture, and in order to provide good preservation of food raw materials and to save transportation costs, it is necessary to reduce the moisture content of the raw materials as much as possible using dehumidification equipment.
The existing dehumidifying apparatus, as shown in fig. 1, includes a cabinet 1. Air intake 8 and air outlet 9 have been seted up on casing 1, be provided with compressor 2 in the casing 1, condenser, expansion valve 6 and evaporimeter 3, casing 1 is located air outlet 9 department and is provided with fan 13, and indoor humid air gets into in the casing 1, and humid air contacts with microthermal evaporimeter 3 to condense out the moisture in the humid air, after air and the condenser contact of high temperature, blow off dry air from air outlet 9 afterwards.
However, the prior art is similar to the above dehumidification equipment, and the form is single, the dehumidification efficiency is poor, the use requirement cannot be met, and there is still room for improvement.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a cold and hot wind dehumidification equipment of adjustable refrigerant flow direction, it has makes the raw materials be in under the cold and hot wind alternate dehumidification state, improves dehumidification efficiency and quality to ensure the advantage of sufficient quantity of refrigerant normal operating in the system.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a cold and hot air dehumidification device capable of adjusting the flow direction of a refrigerant comprises a shell, wherein a compressor and an evaporator are arranged in the shell, two air outlets are formed in the compressor, an internal condenser and an external condenser are connected to the two air outlets of the compressor respectively, two liquid inlets are formed in the evaporator, an expansion valve is connected to each liquid inlet of the evaporator, the two expansion valves are connected with the internal condenser and the external condenser respectively, the air outlet of the evaporator is connected with an air inlet of the compressor, and electromagnetic valves are arranged on the air outlets of the compressor; the shell is provided with an air inlet and an air outlet, the air inlet faces the evaporator, and the air outlet faces the built-in condenser.
By adopting the technical scheme, the indoor air is sucked into the air inlet and then is contacted with the evaporator, because the surface temperature of the evaporator is low, moisture in the air is condensed to achieve the dehumidification effect, when the internal condenser works, the surface temperature of the internal condenser is higher, the air can be contacted with the internal condenser when blown out from the air outlet, hot air is blown out at the moment, when the external condenser works, the internal condenser does not work, the surface temperature is low, and cold air is blown out at the moment, so that the raw materials can be in a cold-hot air alternate dehumidification state, and the dehumidification efficiency and the quality are improved;
when the built-in condenser works, the electromagnetic valve at one side of the built-in condenser is opened, the electromagnetic valve at one side of the external condenser is closed, refrigerant in the built-in condenser and the external condenser flows through the evaporator and is sucked into the compressor through the suction pressure of the compressor, the refrigerant only circulates at one side of the built-in condenser because the electromagnetic valve at one side of the external condenser is closed, otherwise, the refrigerant only circulates at one side of the external condenser when the external condenser works, and therefore the normal operation of a sufficient amount of refrigerant in the system is ensured.
The utility model discloses further set up to: the inlet end of the electromagnetic valve is connected with the air outlet of the compressor, and the outlet end of the electromagnetic valve is provided with a one-way valve.
By adopting the technical scheme, the check valve has the non-return characteristic of one-way flow, and the refrigerant is further ensured to flow to the working side all the time on the basis of the electromagnetic valve.
The utility model discloses further set up to: liquid storage tanks are arranged between the internal condenser and the expansion valve and between the external condenser and the expansion valve.
By adopting the technical scheme, the liquid refrigerant can be stored in the liquid storage tank, the requirement of load change of the evaporator on the supply amount can be met, when the evaporation load is increased, the supply amount is also increased, and the liquid is supplemented by the liquid storage tank; when the load becomes smaller, the required liquid amount becomes smaller, and the surplus liquid can be stored in the liquid storage tank.
The utility model discloses further set up to: and a gas-liquid separation tank is arranged between the evaporator and the compressor.
By adopting the technical scheme, after the gaseous refrigerant flows out of the air outlet of the evaporator, the liquid possibly remains in the gaseous refrigerant, so that the liquid can be accumulated at the bottom when the refrigerant passes through the gas-liquid separation tank, and the refrigerant flowing into the compressor is ensured not to contain the liquid.
The utility model discloses further set up to: the casing is provided with a fan at the air outlet, and the fan is a cross-flow fan.
Through adopting above-mentioned technical scheme, the through-flow fan air-out is even, the distance is far away to it is more various to rotate when seting up the air intake.
The utility model discloses further set up to: the shell is positioned at the rear part and the upper part of the evaporator and is provided with an air inlet.
Through adopting above-mentioned technical scheme, improved air cycle efficiency to when the casing leans on the wall to place, the air intake of top can continue the air inlet, and the suitability is higher.
The utility model discloses further set up to: a filter screen is arranged at the position, located at the air inlet, of the machine shell.
By adopting the technical scheme, the indoor air can be filtered once when flowing into the air inlet, and sundries are prevented from being sucked into the shell.
The utility model discloses further set up to: the electromagnetic valve is a normally closed electromagnetic valve.
Through adopting above-mentioned technical scheme, normally closed type solenoid valve is applicable to the actuating mechanism who controls gas more.
To sum up, the utility model has the advantages of it is following:
1. by arranging the built-in condenser, the external condenser and the electromagnetic valve, the refrigerant can flow to the condenser in work through the electromagnetic valve, and the raw materials are in a cold and hot air alternate dehumidification state through the alternate use of the built-in condenser and the external condenser, so that the dehumidification efficiency and quality are fully improved;
2. by arranging the check valve which has the non-return characteristic of one-way flow, the refrigerant is further ensured to flow to the working side all the time on the basis of the electromagnetic valve;
3. through setting up the filter screen, the air can carry out once filtration when flowing into the air intake, avoids debris to be inhaled in the casing.
Drawings
FIG. 1 is a schematic diagram of a prior art dehumidification apparatus;
fig. 2 is an overall schematic diagram of the present embodiment.
Reference numerals are as follows: 1. a housing; 2. a compressor; 3. an evaporator; 4. a condenser is arranged in the condenser; 5. an external condenser; 6. an expansion valve; 7. an electromagnetic valve; 8. an air inlet; 9. an air outlet; 10. a one-way valve; 11. a liquid storage tank; 12. a gas-liquid separation tank; 13. a fan; 14. a filter screen; 15. a heat radiation fan.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A cold and hot air dehumidification device capable of adjusting the flow direction of a refrigerant is shown in figure 1 and comprises a machine shell 1, wherein a compressor 2 and an evaporator 3 are arranged in the machine shell 1, two air outlets are formed in the compressor 2, and an internal condenser 4 and an external condenser 5 are connected to the two air outlets of the compressor 2 respectively.
Be provided with two inlets on the evaporimeter 3, all be connected with expansion valve 6 on the inlet of evaporimeter 3, two expansion valves 6 are connected with built-in condenser 4 and external condenser 5 respectively, and the gas outlet of evaporimeter 3 is connected with compressor 2's air inlet, all is provided with solenoid valve 7 between compressor 2's the gas outlet and the condenser, and solenoid valve 7 specifically is normally closed type solenoid valve 7.
When the internal condenser 4 works, the electromagnetic valve 7 at one side of the internal condenser 4 is opened, the electromagnetic valve 7 at one side of the external condenser 5 is closed, refrigerant in the internal condenser 4 and the external condenser 5 flows through the evaporator 3 and is sucked into the compressor 2 through the suction pressure of the compressor 2, the refrigerant only circulates at one side of the internal condenser 4 because the electromagnetic valve 7 at one side of the external condenser 5 is closed, and on the contrary, the refrigerant only circulates at one side of the external condenser 5 when the external condenser 5 works, so that the normal operation of a sufficient amount of refrigerant in the system is ensured.
The inlet end of the electromagnetic valve 7 is connected with the air outlet of the compressor 2, the outlet end of the electromagnetic valve 7 is provided with a one-way valve 10, the opening of the one-way valve 10 is opened towards the direction of the condenser, and the one-way valve 10 has a one-way flow check characteristic, so that the refrigerant is further ensured to flow to the working side all the time.
A gas-liquid separation tank 12 is arranged between the gas outlet of the evaporator 3 and the gas inlet of the compressor 2, and after flowing out of the evaporator 3, the gaseous refrigerant passes through the gas-liquid separation tank 12 and then flows to the compressor 2, so that the liquid remaining in the gaseous refrigerant is accumulated at the bottom of the gas-liquid separation tank 12, and the gaseous refrigerant flowing into the compressor 2 is ensured to be free of liquid.
Indoor humid air gets into air intake 8 back, earlier with evaporimeter 3 contact, the cryogenic surface of evaporimeter 3 can make humid air condense out the drop of water and reach dry effect, dry air and built-in condenser 4 contact afterwards, blow off from air outlet 9 at last, when built-in condenser 4 during operation, its surface temperature is high, what blow off this moment is hot-blast, when external condenser 5 during operation, built-in condenser 4's surface temperature is low, consequently, what blow off is cold wind, make the raw materials be in the dehumidification state of cold and hot wind alternation.
The filter screen 14 is disposed at the air inlet 8 of the casing 1, so that air can be filtered once when entering the air inlet 8, thereby preventing foreign matters from entering the casing 1.
The utility model discloses a working process and beneficial effect as follows: when hot air drying is carried out, the electromagnetic valve 7 on one side of the built-in condenser 4 is opened, the electromagnetic valve 7 on one side of the external condenser 5 is closed, at the moment, a refrigerant circulates on one side of the built-in condenser 4, indoor wet air is sucked into the air inlet 8 and then contacts with the low-temperature evaporator 3 to condense and dehumidify, at the moment, the surface temperature of the built-in condenser 4 is high, and after the dry air passes through the built-in condenser 4, dry hot air is blown out of the air outlet 9; .
When cold air drying is carried out, the electromagnetic valve 7 on one side of the external condenser 5 is opened, the electromagnetic valve 7 on one side of the internal condenser 4 is closed, at the moment, a refrigerant circulates on one side of the external condenser 5, the heat dissipation fan 15 blows out high temperature on the surface of the external condenser 5 outdoors, at the moment, the surface temperature of the internal condenser 4 is low, and after the dry air passes through the internal condenser 4, dry cold air is blown out from the air outlet 9;
the temperature rise and the temperature reduction are recycled, so that the temperature difference between cold and hot temperatures of not less than 10 ℃ can be generated, the raw material is in a dehumidification state with cold and hot air alternating, and the drying efficiency and the drying quality are fully improved.
To sum up, the utility model has the advantages of make the raw materials be in under the cold and hot wind alternate dehumidification state, improve dehumidification efficiency and quality to ensure enough quantity of refrigerant normal operating in the system.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a cold and hot wind dehumidification equipment of adjustable refrigerant flow direction, includes casing (1), be provided with compressor (2) and evaporimeter (3) in casing (1), its characterized in that: the air conditioner is characterized in that two air outlets are formed in the compressor (2), an internal condenser (4) and an external condenser (5) are connected to the two air outlets of the compressor (2) respectively, two liquid inlets are formed in the evaporator (3), expansion valves (6) are connected to the liquid inlets of the evaporator (3), the two expansion valves (6) are connected with the internal condenser (4) and the external condenser (5) respectively, the air outlet of the evaporator (3) is connected with an air inlet of the compressor (2), and electromagnetic valves (7) are arranged on the air outlet of the compressor (2);
an air inlet (8) and an air outlet (9) are formed in the machine shell (1), the air inlet (8) faces the evaporator (3), and the air outlet (9) faces the built-in condenser (4).
2. A cold-hot air dehumidifying apparatus capable of adjusting a refrigerant flow direction according to claim 1, wherein: the inlet end of the electromagnetic valve (7) is connected with the air outlet of the compressor (2), and the outlet end of the electromagnetic valve (7) is provided with a one-way valve (10).
3. A cold-hot air dehumidifying apparatus capable of adjusting a refrigerant flow direction according to claim 1, wherein: liquid storage tanks (11) are arranged between the internal condenser (4) and the expansion valve (6) and between the external condenser (5) and the expansion valve (6).
4. A cold-hot air dehumidifying apparatus capable of adjusting a refrigerant flow direction according to claim 1, wherein: a gas-liquid separation tank (12) is arranged between the evaporator (3) and the compressor (2).
5. A cold-hot air dehumidifying apparatus capable of adjusting a refrigerant flow direction according to claim 1, wherein: a fan (13) is arranged at the air outlet (9) of the machine shell (1), and the fan (13) is a cross-flow fan (13).
6. A cold-hot air dehumidifying apparatus capable of adjusting a refrigerant flow direction according to claim 5, wherein: air inlets (8) are formed in the rear and the upper portion of the shell (1) located on the evaporator (3).
7. A cold-hot air dehumidifying apparatus capable of adjusting a refrigerant flow direction according to claim 6, wherein: a filter screen (14) is arranged at the position, located at the air inlet (8), of the machine shell (1).
8. A cold-hot air dehumidifying apparatus capable of adjusting a refrigerant flow direction according to claim 1, wherein: the electromagnetic valve (7) is a normally closed electromagnetic valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222392359.0U CN218065837U (en) | 2022-09-05 | 2022-09-05 | Cold and hot wind dehumidification equipment of adjustable refrigerant flow direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222392359.0U CN218065837U (en) | 2022-09-05 | 2022-09-05 | Cold and hot wind dehumidification equipment of adjustable refrigerant flow direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218065837U true CN218065837U (en) | 2022-12-16 |
Family
ID=84408624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222392359.0U Active CN218065837U (en) | 2022-09-05 | 2022-09-05 | Cold and hot wind dehumidification equipment of adjustable refrigerant flow direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218065837U (en) |
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2022
- 2022-09-05 CN CN202222392359.0U patent/CN218065837U/en active Active
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