CN216048067U - Reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit - Google Patents
Reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit Download PDFInfo
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- CN216048067U CN216048067U CN202121230076.5U CN202121230076U CN216048067U CN 216048067 U CN216048067 U CN 216048067U CN 202121230076 U CN202121230076 U CN 202121230076U CN 216048067 U CN216048067 U CN 216048067U
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Abstract
The utility model relates to the technical field of a direct expansion type air conditioning unit, in particular to a reheating heat-return type direct current variable-frequency energy-saving constant-temperature constant-humidity direct expansion type air conditioning unit which comprises a device main body, a hood and a fan, wherein the top of the device main body is fixedly connected with the hood, the bottom of the hood is embedded and connected with the fan, one side of the fan is connected with a heat dissipation rabbet in a penetrating way, the bottom of the heat dissipation rabbet is fixedly connected with a copper pipe joint, and an evaporator, an expansion valve, a compressor and a condenser jointly form a circulation mechanism, when the air conditioning unit is started, liquid refrigerant in an evaporator absorbs heat of air and starts to evaporate, finally, a certain temperature difference is formed between the refrigerant and the air, the liquid refrigerant is completely evaporated into a gas state and then is absorbed and compressed by the compressor, the gas refrigerant absorbs heat through the condenser, condenses into liquid, and then becomes low-temperature low-pressure refrigerant after being throttled by the expansion valve to enter the evaporator, and finishing the manufacturing cold circulation process.
Description
Technical Field
The utility model relates to the technical field of direct-expansion air conditioning units, in particular to a reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit.
Background
The concept of a direct expansion type air conditioning unit is that the unit is provided with a compressor, a liquid refrigerant in a refrigerating system of the unit is directly evaporated in an evaporator coil of the unit to absorb heat to air outside the coil so as to refrigerate, the direct expansion type air conditioning unit comprises various types of air conditioning products, such as a unit type air conditioner, a ceiling type air conditioner and the like, but the existing direct expansion type air conditioning unit can only realize cooling and heating, can not realize the functions of humidity reduction and humidification, and can not accurately control the humidity and the temperature within a certain range, so that the air conditioning unit can not be suitable for being installed in places with strict requirements on the temperature, the humidity and the cleanliness.
The air conditioning unit has the advantages that the air conditioning unit has the functions of dehumidification and humidification, can accurately control humidity and temperature within a certain range, can be adaptively installed in places with strict requirements on temperature, humidity and cleanliness, and accordingly solves the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit, which aims to solve the problems that the existing direct-expansion air conditioning unit provided in the background technology can only realize cooling and heating, cannot realize the functions of humidity reduction and humidification, cannot accurately control the humidity and the temperature within a certain range, and cannot be suitable for being installed in places with strict requirements on the temperature, the humidity and the cleanliness.
In order to achieve the purpose, the utility model provides the following technical scheme: a reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit comprises a device body, wherein the top of the device body is fixedly connected with a hood, the bottom of the hood is connected with a fan in an embedded mode, one side of the fan is connected with a radiating embedded opening in a penetrating mode, the bottom of the radiating embedded opening is fixedly connected with a copper pipe joint, the bottom of the copper pipe joint is fixedly connected with supporting legs, the top of each supporting leg is movably connected with a cabinet plate, the other side of the cabinet plate is fixedly connected with a handle, the other side of the handle is fixedly connected with a thermometer, the other side of the thermometer is fixedly connected with a hygrometer, the top of the device body is fixedly connected with a control cabinet, the bottom of the control cabinet is connected with a heating wire in an embedded mode, one side of the heating wire is fixedly connected with a working chamber, the top of the device body is fixedly connected with a circulating mechanism, and the other side of the top of the circulating mechanism is fixedly connected with an evaporator, the bottom fixedly connected with expansion valve of evaporimeter, one side fixedly connected with compressor of expansion valve, one side fixedly connected with condenser of compressor.
Preferably, the bottom of the device main body is embedded and connected with an intelligent control panel.
Preferably, the top of the device main body is embedded and connected with heat preservation cotton.
Preferably, a reservoir is fixedly connected to the bottom of the device body.
Preferably, the evaporator, the expansion valve, the compressor and the condenser jointly form a circulating mechanism.
Compared with the prior art, the utility model has the beneficial effects that:
1. this reheating hot-return type direct current frequency conversion energy-saving constant temperature and humidity directly expands formula air conditioning unit: when the air conditioning unit is started, the liquid refrigerant in the evaporator absorbs the heat of air and begins to evaporate, finally a certain temperature difference is formed between the refrigerant and the air, the liquid refrigerant is completely evaporated into a gas state and then is sucked and compressed by the compressor, the gas refrigerant absorbs the heat through the condenser, condenses into liquid, and is throttled by the expansion valve to become a low-temperature low-pressure refrigerant to enter the evaporator, and the process of manufacturing the cold cycle is completed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic overall sectional structure of the present invention;
fig. 3 is an enlarged view of the utility model at a.
The labels in the figure are: 1. a device main body; 2. a hood; 3. a fan; 4. a heat dissipation rabbet; 5. a copper pipe joint; 6. Supporting legs; 7. a cabinet panel; 8. a handle; 9. an intelligent control panel; 10. a thermometer; 11. a humidity meter; 12. A control cabinet; 13. heating wires; 14. heat preservation cotton; 15. a working chamber; 16. a liquid reservoir; 17. a circulating mechanism; 1701. an evaporator; 1702. an expansion valve; 1703. a compressor; 1704. a condenser.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In a first embodiment, please refer to fig. 1-3, the present invention provides a technical solution: a reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit comprises a device main body 1, wherein the top of the device main body 1 is fixedly connected with a hood 2, the bottom of the hood 2 is connected with a fan 3 in an embedded manner, one side of the fan 3 is connected with a radiating embedded port 4 in a penetrating manner, the bottom of the radiating embedded port 4 is fixedly connected with a copper pipe joint 5, the bottom of the copper pipe joint 5 is fixedly connected with a supporting leg 6, the top of the supporting leg 6 is movably connected with a cabinet plate 7, the other side of the cabinet plate 7 is fixedly connected with a handle 8, the other side of the handle 8 is fixedly connected with a thermometer 10, the other side of the thermometer 10 is fixedly connected with a hygrometer 11, the top of the device main body 1 is fixedly connected with a control cabinet 12, the bottom of the control cabinet 12 is connected with a heating wire 13 in an embedded manner, one side of the heating wire 13 is fixedly connected with a working chamber 15, the top of the device main body 1 is fixedly connected with a circulating mechanism 17, and the other side of the top of the circulating mechanism 17 is fixedly connected with an evaporator 1701, an expansion valve 1702 is fixedly connected to the bottom of the evaporator 1701, a compressor 1703 is fixedly connected to one side of the expansion valve 1702, and a condenser 1704 is fixedly connected to one side of the compressor 1703.
Preferably, the bottom embedding of device main part 1 is connected with intelligent control panel 9, when launching this air conditioning unit, can manually set up automatic refrigeration ventilation dehumidification heating mode, refrigeration ventilation cooling dehumidification mode, wind speed, temperature and humidity on intelligent control panel 9 to make this air conditioning unit can intelligent operation.
Preferably, the heat insulation cotton 14 is embedded and connected to the top of the device body 1, the heat insulation cotton 14 is a sound-proof and heat-insulating cotton substance for reducing noise generated by the operation of the air conditioning unit, and meanwhile, in winter, when the compressor 1703 is subjected to low temperature, the lubricating oil in the compressor 1703 may be condensed and cannot be normally started, and at this time, the heat insulation cotton 14 can play a vital role in heat insulation.
Preferably, a liquid receiver 16 is fixedly connected to the bottom of the device body 1, the liquid receiver 16 is used for storing the high-pressure liquid from the condenser 1704, so that the liquid does not flood the surface of the condenser 1704, the heat transfer area of the condenser 1704 can be fully utilized, the circulation of the refrigerant can be adjusted and stabilized to adapt to the change of working conditions, and the liquid receiver can play a role of liquid seal to prevent the high-pressure refrigerant gas from flowing into the low-pressure system pipeline.
Preferably, the evaporator 1701, the expansion valve 1702, the compressor 1703 and the condenser 1704 form a circulation mechanism together, when the air conditioning unit is started, the liquid refrigerant in the evaporator 1701 absorbs the heat of the air and starts to evaporate, finally, a certain temperature difference is formed between the refrigerant and the air, the liquid refrigerant is also completely evaporated and changed into a gas state, then the gas refrigerant is sucked and compressed by the compressor 1703, the gas refrigerant absorbs the heat through the condenser 1704 and is condensed into liquid, and then the liquid refrigerant is throttled by the expansion valve 1702 and changed into low-temperature and low-pressure refrigerant to enter the evaporator 1701, so that the process of manufacturing the cold cycle is completed.
The working principle is as follows: the bottom embedding of device main part 1 is connected with the intelligence and controls panel 9, when starting this air conditioning unit, can manually control and carry out setting up automatic refrigeration ventilation dehumidification heating mode, refrigeration ventilation cold dehumidification mode, wind speed, temperature and humidity on panel 9 to make this air conditioning unit can intelligent operation.
Then, the top of the device main body 1 is embedded and connected with the heat insulation cotton 14, the heat insulation cotton 14 is a sound-proof and heat-insulating cotton substance and is used for reducing noise generated by operation of the air conditioning unit, meanwhile, in winter, when the compressor 1703 is subjected to low temperature, lubricating oil in the compressor 1703 may be condensed and cannot be started normally, and at this time, the heat insulation cotton 14 can play a vital role in heat insulation.
Next, a liquid receiver 16 is fixedly connected to the bottom of the apparatus body 1, and the liquid receiver 16 is used for storing the high-pressure liquid from the condenser 1704 so as not to make the liquid flood the surface of the condenser 1704, and also to make the heat transfer area of the condenser 1704 function sufficiently, and to adjust and stabilize the refrigerant circulation in response to the variation of the working condition, and to perform a liquid seal function to prevent the high-pressure refrigerant gas from flowing into the low-pressure system pipe.
Finally, the evaporator 1701, the expansion valve 1702, the compressor 1703 and the condenser 1704 form a circulation mechanism together, when the air conditioning unit is started, the liquid refrigerant in the evaporator 1701 absorbs the heat of the air and starts to evaporate, finally a certain temperature difference is formed between the refrigerant and the air, the liquid refrigerant is also completely evaporated to be changed into a gas state, then the gas refrigerant is sucked and compressed by the compressor 1703, the gas refrigerant absorbs the heat through the condenser 1704 and is condensed into liquid, and then the liquid refrigerant is throttled by the expansion valve 1702 and changed into low-temperature and low-pressure refrigerant to enter the evaporator 1701, so that the cold circulation process is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a reheat hot-loop type direct current frequency conversion energy-saving constant temperature and humidity directly expands formula air conditioning unit, includes device main part (1), aircraft bonnet (2) and fan (3), its characterized in that: the device comprises a device main body (1), wherein a hood (2) is fixedly connected to the top of the device main body (1), a fan (3) is connected to the bottom of the hood (2) in an embedded manner, a heat dissipation embedding opening (4) is connected to one side of the fan (3) in a penetrating manner, a copper pipe joint (5) is fixedly connected to the bottom of the heat dissipation embedding opening (4), supporting legs (6) are fixedly connected to the bottom of the copper pipe joint (5), a cabinet plate (7) is movably connected to the top of the supporting legs (6), a handle (8) is fixedly connected to the other side of the cabinet plate (7), a thermometer (10) is fixedly connected to the other side of the handle (8), a hygrometer (11) is fixedly connected to the other side of the thermometer (10), a control cabinet (12) is fixedly connected to the top of the device main body (1), a heating wire (13) is connected to the bottom of the control cabinet (12) in an embedded manner, and a working chamber (15) is fixedly connected to one side of the heating wire (13), the device comprises a device body (1) and is characterized in that a circulating mechanism (17) is fixedly connected to the top of the device body (1), an evaporator (1701) is fixedly connected to the other side of the top of the circulating mechanism (17), an expansion valve (1702) is fixedly connected to the bottom of the evaporator (1701), a compressor (1703) is fixedly connected to one side of the expansion valve (1702), and a condenser (1704) is fixedly connected to one side of the compressor (1703).
2. The reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit as claimed in claim 1, wherein: the bottom embedding of device main part (1) is connected with intelligent control panel (9).
3. The reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit as claimed in claim 1, wherein: the top of the device main body (1) is embedded and connected with heat preservation cotton (14).
4. The reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit as claimed in claim 1, wherein the reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit comprises: the bottom of the device body (1) is fixedly connected with a liquid storage device (16).
5. The reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit as claimed in claim 1, wherein the reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit comprises: the evaporator (1701), the expansion valve (1702), the compressor (1703) and the condenser (1704) together form a circulation mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121230076.5U CN216048067U (en) | 2021-06-03 | 2021-06-03 | Reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121230076.5U CN216048067U (en) | 2021-06-03 | 2021-06-03 | Reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216048067U true CN216048067U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121230076.5U Active CN216048067U (en) | 2021-06-03 | 2021-06-03 | Reheating hot-return type direct-current variable-frequency energy-saving constant-temperature constant-humidity direct-expansion air conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216048067U (en) |
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2021
- 2021-06-03 CN CN202121230076.5U patent/CN216048067U/en active Active
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