CN110657605A - Constant temperature type humidity control equipment - Google Patents
Constant temperature type humidity control equipment Download PDFInfo
- Publication number
- CN110657605A CN110657605A CN201911057516.9A CN201911057516A CN110657605A CN 110657605 A CN110657605 A CN 110657605A CN 201911057516 A CN201911057516 A CN 201911057516A CN 110657605 A CN110657605 A CN 110657605A
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- water
- evaporator
- water storage
- storage tank
- temperature
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 102
- 238000011282 treatment Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000007791 dehumidification Methods 0.000 claims abstract description 13
- 238000001704 evaporation Methods 0.000 claims abstract description 11
- 230000008020 evaporation Effects 0.000 claims abstract description 11
- 239000003507 refrigerant Substances 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 29
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 6
- 230000009467 reduction Effects 0.000 abstract description 6
- 238000006722 reduction reaction Methods 0.000 abstract description 3
- 239000003570 air Substances 0.000 description 51
- 238000002955 isolation Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention relates to the technical field of humidity adjusting equipment, in particular to constant-temperature type humidity adjusting equipment which comprises a water storage tank, a condenser, a compressor, an evaporator and a pressure reducing device, wherein the compressor, the condenser and the evaporator are connected in a loop way to form a refrigerant heat exchange loop, and the pressure reducing device is connected in series with an evaporation chamber of the evaporator so as to divide the evaporator into a cold processing end for dehumidification and a heat processing end for temperature return; the evaporator is arranged in the water storage tank, the water storage tank is provided with an air inlet and an air outlet, the evaporator and the air outlet are both separated from water storage in the water storage tank, and the air inlet, the cold treatment end, the heat treatment end and the air outlet form a humidity adjusting air path. The invention divides the evaporator into a cold treatment end and a heat treatment end with larger temperature difference, and the humid air is subjected to two treatments of temperature reduction and dehumidification and heating and temperature return when being dehumidified, so that the temperature of the air is not reduced too much when being dehumidified; in addition, excess overflow water is discharged in an evaporation mode, and the application is convenient.
Description
Technical Field
The invention relates to the technical field of humidity adjusting equipment, in particular to constant-temperature humidity adjusting equipment.
Background
The valuable articles need an environment with proper temperature and humidity for long-term storage, a storage cabinet or a display cabinet with good sealing performance is generally selected for storage, and the humidity condition in the cabinet is regulated and controlled in real time by matching with a humidity control device, but when the existing humidity control device dehumidifies, the air quantity with the temperature higher or lower than the storage temperature (higher or lower than the temperature in a storage space by more than 8 ℃) can be discharged, so that the long-term storage of the valuable articles is not facilitated; in addition, the existing humidity control equipment can generate condensed water in work, and after the condensed water overflows, the equipment can pause to work, needs to be stopped manually for drainage or is drained through a pipeline, and is inconvenient to use.
Disclosure of Invention
The invention aims to overcome the defects that the temperature can be changed and the water drainage is inconvenient when the existing humidity regulator dehumidifies.
In order to achieve the purpose, the invention discloses constant-temperature type humidity adjusting equipment which comprises a water storage tank, a condenser, a compressor, an evaporator and a pressure reducing device, wherein the compressor, the condenser and the evaporator are connected in a loop way to form a refrigerant heat exchange loop, and the pressure reducing device is connected in series with an evaporation chamber of the evaporator so as to divide the evaporator into a cold treatment end for dehumidification and a heat treatment end for temperature return; the evaporator is arranged in the water storage tank, the water storage tank is provided with an air inlet and an air outlet, the evaporator and the air outlet are both separated from water storage in the water storage tank, and the air inlet, the cold treatment end, the heat treatment end and the air outlet form a humidity adjusting air path.
Preferably, a water liquid isolation chamber is arranged in the water storage tank, the water liquid isolation chamber is located on the water storage liquid level of the water storage tank, the evaporator is installed in the water liquid isolation chamber, the air inlet is formed in the outer side of the water liquid isolation chamber and is close to one side of the cold treatment end, the air outlet is formed in the water liquid isolation chamber and is close to one side of the heat treatment end, and the water liquid isolation chamber is provided with a communicating port used for communicating the air inlet.
Furthermore, the water storage tank is provided with an overflow port, and the height of the overflow port is lower than that of the communication port.
Furthermore, the constant-temperature type humidity adjusting device further comprises a water receiving box, the condenser is arranged in the water receiving box, and the water receiving box is communicated with the overflow port.
Further, a first exhaust fan for accelerating evaporation of the overflow water is provided on the top side of the condenser.
Preferably, the pressure reduction device is a throttling device, a thermostatic expansion valve or an electronic expansion valve.
Preferably, a second exhaust fan for accelerating the exhaust of the humidity adjustment duct is provided inside the outlet.
Preferably, the constant temperature type humidity control device further comprises a water inlet, a shielding cover is arranged on the water inlet, the water inlet is communicated with the water storage tank, and a liquid level detector is arranged inside the water storage tank.
Preferably, the constant-temperature humidity adjusting device further comprises a controller, the controller is connected with a humidity sensor, a first temperature sensor and a second temperature sensor, the humidity sensor is arranged at the air inlet, the first temperature sensor is arranged at the joint of the pressure reduction device and the cold processing end, the second temperature sensor is arranged at the input end of the condenser, and the controller is further electrically connected with the compressor.
Furthermore, the controller is connected with a display screen for displaying the real-time working condition of the regulator.
The invention has the beneficial effects that: the evaporator is divided into a cold treatment end and a heat treatment end with large temperature difference, and the humid air is subjected to two treatments of temperature reduction and dehumidification and heating and temperature return successively when being dehumidified, so that the air temperature is not reduced too much when being dehumidified, and the device is suitable for a valuable article storage environment; in addition, excess overflow water is discharged in an evaporation mode, and the application is convenient.
Drawings
FIG. 1: the invention discloses a structural schematic diagram of constant-temperature type humidity adjusting equipment.
FIG. 2: the invention discloses a schematic internal structure diagram of constant-temperature type humidity adjusting equipment.
FIG. 3: the internal structure of the water storage tank is schematically shown.
FIG. 4: the invention discloses a principle schematic diagram of constant-temperature type humidity adjusting equipment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the present invention will be further described with reference to the embodiments and the accompanying drawings.
Referring to fig. 1 to 4, a constant temperature type humidity adjusting apparatus for adjusting the humidity of an environment without affecting the temperature according to an embodiment of the present invention includes a water storage tank 1, a condenser 2, a compressor 3, an evaporator 4, and a pressure reducing device 5.
The compressor 3, the condenser 2 and the evaporator 4 are sequentially connected in a loop to form a refrigerant heat exchange loop, the pressure reducing device 5 is connected in series on an evaporation chamber of the evaporator 4 to divide the evaporator 4 into a cold processing end 4-1 for dehumidification and a heat processing end 4-2 for temperature return, and the cold processing end 4-1 and the heat processing end 4-2 are formed according to the principle that the pressure of the output end of the pressure reducing device 5 is smaller than the pressure of the input end, and after the refrigerant flows from the hot processing end 4-2 to the cold processing end 4-1 through the pressure reducing device 5, the temperature is reduced due to pressure reduction, so that the temperature at two ends of the evaporator 4 generates a larger temperature difference. In this embodiment, the pressure reducing device 5 is a throttling device; in some embodiments, the pressure reducing device 5 may also be a thermostatic expansion valve or an electronic expansion valve.
The evaporator 4 is arranged in the water storage tank 1, the water storage tank 1 is provided with an air inlet 1-1 and an air outlet 1-2, the air inlet 1-1 is used for extracting air of an environment to be regulated, the air outlet 1-2 is used for discharging the air which is output after being properly regulated, the evaporator 4 and the air outlet 1-2 are both separated from water storage in the water storage tank 1, and the air inlet 1-1, the cold treatment end 4-1, the heat treatment end 4-2 and the air outlet 1-2 form a humidity regulating air path. Specifically, a water liquid isolation chamber 6 is arranged in the water storage tank 1, the water liquid isolation chamber 6 is located on the water storage liquid level of the water storage tank 1, the evaporator 4 is installed in the water liquid isolation chamber 6, the air inlet 1-1 is arranged outside the water liquid isolation chamber 6 and close to one side of the cold treatment end 4-1, the air outlet 1-2 is arranged in the water liquid isolation chamber 6 and close to one side of the heat treatment end 4-2, and the water liquid isolation chamber 6 is provided with a communication port 6-1 for communicating the air inlet 1-1.
When the ambient air needs to be humidified, air is extracted from the air inlet 1-1 and enters the water storage tank 1, the humidity in the water storage tank 1 is heavier, the air is infected with wet mist and then enters the water liquid isolating chamber 6 through the communicating port 6-1, and finally the air is discharged from the air outlet 1-2, and at the moment, no heat exchange circulation is performed in a refrigerant heat exchange loop; when the environmental air needs to be dehumidified, the compressor 3 is started, the refrigerant heat exchange loop carries out heat exchange circulation, after the air is extracted from the air inlet 1-1 and enters the water storage tank 1, although wet fog can be contaminated, after the air passes through the cold treatment end 4-1, the wet fog in the air is liquefied when meeting cold, so that dehumidification is carried out, the dehumidified air is heated after passing through the heat treatment end 4-2 and finally discharged from the air outlet 1-2, and the second exhaust fan 7 is arranged on the inner side of the air outlet 1-2 and used for accelerating air discharge.
It should be noted that, in order to ensure that the temperature of the output air after dehumidification does not have a large temperature difference with the ambient temperature, it is necessary to coordinate the length ratio between the cold processing end 4-1 and the heat processing end 4-2, the power of the compressor 3, the air flow rate (the rotation speed of the second exhaust fan 7), and the like, and after determining the reasonable length ratio between the cold processing end 4-1 and the heat processing end 4-2, the air flow rate of the power and humidity adjusting air path of the compressor 3 is properly adjusted, so as to ensure the balance of the air cooling and temperature returning conditions.
In this embodiment, the constant temperature type humidity control device is provided with a water inlet 8 for adding water to the water storage tank 1, the water inlet 8 is provided with a shielding cover 8-1, the shielding cover 8-1 is closed in a non-water adding period, and the water inlet 8 is communicated with the water storage tank 1. In order to ensure that a water source in the water storage tank 1 does not enter the water liquid isolation chamber 6 and avoid influencing the dehumidification effect, the water storage tank 1 is provided with an overflow opening 1-3, the height of the overflow opening 1-3 is lower than that of the communication opening 6-1, meanwhile, a liquid level detector 1-4 (a floating ball liquid level detector is adopted in the embodiment) is arranged inside the water storage tank 1 to feed back the liquid level condition of the water storage tank 1 in real time, and one side of the water liquid isolation chamber 6, which is close to the cold treatment end 4-1, is provided with a water leakage hole so as to facilitate the backflow of condensed water remained on.
On the basis of the constant-temperature humidity adjusting device, the constant-temperature humidity adjusting device further comprises a water receiving box 9, the condenser 2 is arranged in the water receiving box 9, the water receiving box 9 is communicated with the overflow ports 1-3, and a first exhaust fan 10 used for accelerating evaporation of overflow water is arranged on the top side of the condenser 2. The excessive water amount discharged from the overflow ports 1-3 is temporarily stored in the water receiving box 9, and the surface temperature of the condenser 2 is higher in the heat exchange process, so that the accumulated water in the water receiving box 9 is heated, the evaporation of the accumulated water is promoted, and the discharge of the steam is further accelerated under the action of the first exhaust fan 10.
In this embodiment, the constant temperature type humidity control device is provided with a controller 11 therein, and the controller 11 regulates and controls the internal operation, thereby realizing the switching between the humidification processing and the dehumidification processing according to the actual air humidity condition. Specifically, the controller 11 is connected with a humidity sensor 12, a first temperature sensor 13 and a second temperature sensor 14, the humidity sensor 12 is arranged at the air inlet 1-1, the first temperature sensor 13 is arranged at the joint of the pressure reducing device 5 and the cold processing end 4-1, the second temperature sensor 14 is arranged at the input end of the condenser 2, and the controller 11 is also respectively electrically connected with the compressor 3 and the liquid level detector 1-4 and is connected with a display screen 15 for displaying the real-time working condition of the regulator.
In practical application, the controller 11 determines whether to adopt humidification processing or dehumidification processing according to the detection condition of the humidity sensor 12, when the actual air humidity detected by the humidity sensor 12 is lower than 3% or more of the preset humidity value of the controller 11, the humidification processing is switched to, when the actual air humidity is higher than 3% or more of the preset humidity value of the controller 11, the dehumidification processing is switched to, the first temperature sensor 13 and the second temperature sensor 14 feed back whether the working temperature of the corresponding component is within the preset temperature range, and personnel can monitor relevant parameters inside the regulator and the ambient air humidity condition through the display screen 15.
Compared with the prior art, the constant-temperature humidity adjusting equipment provided by the invention divides the evaporator into the cold treatment end and the heat treatment end with larger temperature difference, and the humid air is subjected to two treatments of temperature reduction and dehumidification and heating and temperature return successively when being dehumidified, so that the temperature of the air is not reduced too much when being dehumidified, and the constant-temperature humidity adjusting equipment is suitable for a valuable article storage environment; in addition, the evaporation mode is adopted to discharge the excessive overflow water, so that the application is convenient, and the method has obvious improvement significance.
Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The constant-temperature humidity adjusting device is characterized by comprising a water storage tank (1), a condenser (2), a compressor (3), an evaporator (4) and a pressure reducing device (5), wherein the compressor (3), the condenser (2) and the evaporator (4) are connected in a loop mode to form a refrigerant heat exchange loop, and the pressure reducing device (5) is connected in series to an evaporation chamber of the evaporator (4) to divide the evaporator (4) into a cold processing end (4-1) for dehumidification and a heat processing end (4-2) for temperature return; the evaporator (4) is arranged in the water storage tank (1), the water storage tank (1) is provided with an air inlet (1-1) and an air outlet (1-2), the evaporator (4) and the air outlet (1-2) are separated from water stored in the water storage tank (1), and the air inlet (1-1), the cold treatment end (4-1), the heat treatment end (4-2) and the air outlet (1-2) form a humidity adjusting air path.
2. The constant-temperature humidity adjusting device according to claim 1, wherein a water liquid isolating chamber (6) is disposed in the water storage tank (1), the water liquid isolating chamber (6) is located at a water storage level of the water storage tank (1), the evaporator (4) is installed in the water liquid isolating chamber (6), the air inlet (1-1) is disposed outside the water liquid isolating chamber (6) and near one side of the cold processing end (4-1), the air outlet (1-2) is disposed in the water liquid isolating chamber (6) and near one side of the heat processing end (4-2), and the water liquid isolating chamber (6) is provided with a communication port (6-1) for communicating the air inlet (1-1).
3. Thermostatic type humidity regulating apparatus according to claim 2, characterized in that the water storage tank (1) is provided with an overflow (1-3), the height of the overflow (1-3) being lower than the height of the communication opening (6-1).
4. Thermostatic type humidity regulating apparatus according to claim 3, further comprising a water receiving box (9), the condenser (2) being disposed within the water receiving box (9), the water receiving box (9) being in communication with the overflow (1-3).
5. Thermostatic type humidity regulating device according to claim 4, characterized in that the top side of the condenser (2) is provided with a first exhaust fan (10) for accelerating the evaporation of the overflow.
6. Thermostatic type humidity regulating device according to claim 1, characterized in that the pressure reducing means (5) are throttling means, thermostatic expansion valves or electronic expansion valves.
7. Constant-temperature humidity adjustment equipment according to claim 1, wherein a second exhaust fan (7) for accelerating the exhaust of air from the humidity adjustment duct is provided inside the outlet (1-2).
8. Thermostatic type humidity regulating equipment according to claim 1, characterized in that it further comprises a water inlet (8), said water inlet (8) is provided with a shielding cover (8-1), said water inlet (8) is communicated with the water storage tank (1), the inside of said water storage tank (1) is provided with a liquid level detector (1-4).
9. The thermostatic type humidity adjusting equipment according to claim 1, further comprising a controller (11), wherein the controller (11) is connected with a humidity sensor (12), a first temperature sensor (13) and a second temperature sensor (14), the humidity sensor (12) is arranged at the air inlet (1-1), the first temperature sensor (13) is arranged at the joint of the pressure reducing device (5) and the cold processing end (4-1), the second temperature sensor (14) is arranged at the input end of the condenser (2), and the controller (11) is further electrically connected with the compressor (3).
10. Thermostatic humidity regulating device according to claim 9, characterized in that the controller (11) is connected to a display screen (15) for displaying the real-time operation of the regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911057516.9A CN110657605A (en) | 2019-10-30 | 2019-10-30 | Constant temperature type humidity control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911057516.9A CN110657605A (en) | 2019-10-30 | 2019-10-30 | Constant temperature type humidity control equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110657605A true CN110657605A (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911057516.9A Pending CN110657605A (en) | 2019-10-30 | 2019-10-30 | Constant temperature type humidity control equipment |
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| CN (1) | CN110657605A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113157013A (en) * | 2021-04-30 | 2021-07-23 | 东莞市升微机电设备科技有限公司 | Air flow cabin humidity control device and control method |
-
2019
- 2019-10-30 CN CN201911057516.9A patent/CN110657605A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113157013A (en) * | 2021-04-30 | 2021-07-23 | 东莞市升微机电设备科技有限公司 | Air flow cabin humidity control device and control method |
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