CN209512198U - Evaporate cold roof type air-conditioner set - Google Patents
Evaporate cold roof type air-conditioner set Download PDFInfo
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- CN209512198U CN209512198U CN201821796411.6U CN201821796411U CN209512198U CN 209512198 U CN209512198 U CN 209512198U CN 201821796411 U CN201821796411 U CN 201821796411U CN 209512198 U CN209512198 U CN 209512198U
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Abstract
The utility model discloses a kind of evaporation cold roof type air-conditioner sets, including air treatment system, refrigeration system and evaporative condenser；Air treatment system includes the primary filter, evaporator and pressure fan set gradually along airflow direction, and evaporator connects refrigeration system；Low-temperature low-pressure refrigerant gas compression is high-temperature high-pressure refrigerant gas by refrigeration system, high-temperature high-pressure refrigerant liquid is condensed into evaporative condenser, entering back into refrigeration system throttling is low-temperature low-pressure refrigerant gas-liquid two-phase body, heat absorption vaporization is carried out subsequently into evaporator, refrigeration system is entered back into from the low-temperature low-pressure refrigerant gas after the vaporization that evaporator comes out and is compressed.The utility model Energy Efficiency Ratio is high, easy for installation.The utility model is especially suitable for water-deficient area, it is more effective at dry place, temperature and humidity and purity requirements needed for can be applied to the workshop equipment room environment that the fields such as medical treatment, biology, pharmaceuticals industry, electronics industry and industrial premises are used to meet the requirements.
Description
Technical field
The utility model relates to air-conditioner sets, more particularly to a kind of evaporation cold roof type air-conditioner set.
Background technique
With China's expanding economy, energy problem is got worse, and air-conditioning is the capital equipment for consuming the energy, therefore
Constantly researching and developing energy-efficient air-conditioner set is particularly important.
Heat exchanger is indispensable important equipment in refrigerating plant, heat-transfer effect directly influence refrigeration machine weight and
The size of volume and its operation characteristic and economy.Condenser and evaporator are the essential heat exchangers of refrigeration machine, they
It is the important component in refrigeration machine.Condenser is refrigerating plant exothermic heat exchange equipment to outside refrigeration system.Tradition
Roof Top Air-conditioning Unit mostly uses air-cooled condenser, and some special computer rooms can also use water-cooled condenser.
The heat that the cooling and condensation of refrigerant vapour are released in air-cooled condenser is cooled down by air.It is air-cooled cold
The characteristic of condenser is determined that environment temperature is higher by environment temperature, and condensation temperature is also higher, and the condensation temperature of refrigerant generally takes
Air themperature adds 15 DEG C again, and 50 DEG C or so of general air-cooled condenser condensation temperature, operating cost is higher.Air-cooled unit does not need cold
But water, installation, easy to use, the area without other corollary equipments, especially suitable for water shortage or the difficulty that supplies water.But product is thrown
Enter higher cost, condensation temperature is higher, reduces the operational efficiency of refrigeration unit, is not suitable for air dirt, has Dust Climate
Area.
Water-cooled condenser is to use water as cooling medium, the heat exchanger for condensing the refrigerant vapour of high temperature and pressure, special
Point is heat transfer efficiency height, compact-sized, is applied to medium-and-large-sized refrigerating plant more.The characteristic of water-cooled condenser is by ambient wet bulb temperature
It determining, ambient wet bulb temperature is higher, and condensation temperature is also higher, and 40 DEG C or so of general water-cooled condenser condensation temperature, Energy Efficiency Ratio
It is high.But this kind of refrigerating plant has required a set of cooling water system, and the cooling water system of recycling is generally equipped with water cooling tower,
The heat absorbed from condenser is released to the air of surrounding by cooling water in cooling tower, and cooling tower takes up a large area, installation dimension
Repair at high cost, noise is big, and water consumption is big, the case where being easy to appear drift ice.
To sum up, air-cooled roof Top Air-conditioning Unit is easy for installation, but Energy Efficiency Ratio is low.Water cooling roof Top Air-conditioning Unit Energy Efficiency Ratio
Height, but inconvenience is installed.
Utility model content
Purpose of utility model: the purpose of the utility model is to provide a kind of evaporation cold roof type air-conditioner sets, and Energy Efficiency Ratio is high,
And it is easy for installation.
Technical solution: to reach this purpose, the utility model uses following technical scheme:
Evaporation cold roof type air-conditioner set described in the utility model, including air treatment system, refrigeration system and evaporation
Formula condenser；Air treatment system includes the primary filter, evaporator and pressure fan set gradually along airflow direction, evaporator
Connect refrigeration system；Low-temperature low-pressure refrigerant gas compression is high-temperature high-pressure refrigerant gas by refrigeration system, into vaporation-type
Condenser is condensed into high-temperature high-pressure refrigerant liquid, and entering back into refrigeration system throttling is low-temperature low-pressure refrigerant gas-liquid two-phase body,
Heat absorption vaporization is carried out subsequently into evaporator, enters back into refrigeration from the low-temperature low-pressure refrigerant gas after the vaporization that evaporator comes out
System is compressed.
Further, the refrigeration system includes compressor and heating power expansion valve, and the outlet of compressor connects evaporating type condensing
Device, evaporative condenser connect heating power expansion valve, and heating power expansion valve connects evaporator, the entrance of evaporator connect compressor.
Further, the evaporative condenser includes coil heat exchanger, is equipped with axial flow blower above coil heat exchanger,
It is equipped with spray equipment between coil heat exchanger and axial flow blower, catch basin, catch basin connection are equipped with below coil heat exchanger
The water outlet of the water inlet of water pump, water pump connects spray equipment.Water pump and spray equipment can be realized low condensation temperature, to mention
High refrigerating capacity reduces compressor horsepower, improves Energy Efficiency Ratio.
Further, be additionally provided between the evaporative condenser and heating power expansion valve liquid reservoir, ball valve, device for drying and filtering and
Solenoid valve.
Further, it is additionally provided with low pressure gauge at the suction port of compressor, is additionally provided with high-pressure manometer at compressor outlet.
Further, pressure controller is also parallel between the entrance and outlet of the compressor.
The utility model has the advantages that Energy Efficiency Ratio is high, easy for installation the utility model discloses a kind of evaporation cold roof type air-conditioner set.
The utility model is more effective at dry place especially suitable for water-deficient area, can be applied to medical treatment, biology, pharmaceuticals industry,
Temperature and humidity and cleanliness needed for the workshop equipment room environment that the fields such as electronics industry and industrial premises are used to meet the requirements
It is required that.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of air-conditioner set in specific embodiment of the present invention.
Specific embodiment
The technical solution of the utility model is further introduced with attached drawing With reference to embodiment.
Present embodiment discloses a kind of evaporation cold roof type air-conditioner set, as shown in Figure 1, including air-treatment system
System, refrigeration system and evaporative condenser；Air treatment system includes the primary filter 6 set gradually along airflow direction, steams
Device 5 and pressure fan 4 are sent out, evaporator 5 connects refrigeration system；Low-temperature low-pressure refrigerant gas compression is high temperature and pressure by refrigeration system
Refrigerant gas is condensed into high-temperature high-pressure refrigerant liquid into evaporative condenser, and entering back into refrigeration system throttling is low temperature
Low pressure refrigerant gas-liquid two-phase body carries out heat absorption vaporization subsequently into evaporator 5, the low temperature after the vaporization that evaporator 5 comes out
Low pressure refrigerant gas enters back into refrigeration system and is compressed.
Refrigeration system includes compressor 11, heating power expansion valve 7, liquid reservoir 13, ball valve 14, device for drying and filtering 15, solenoid valve
8, the outlet of low pressure gauge 10 and high-pressure manometer 12, compressor 11 connects evaporative condenser, and evaporative condenser is successively
Liquid reservoir 13, ball valve 14, device for drying and filtering 15, solenoid valve 8 and heating power expansion valve 7 are connected, heating power expansion valve 7 connects evaporator 5,
The entrance of 5 connect compressor 11 of evaporator.Evaporative condenser includes coil heat exchanger 1, is equipped with above coil heat exchanger 1
Axial flow blower 3 is equipped with spray equipment 2, is equipped with and catchments below coil heat exchanger 1 between coil heat exchanger 1 and axial flow blower 3
Slot, catch basin connect the water inlet of water pump 16, and the water outlet of water pump 16 connects spray equipment 2.11 inlet of compressor is additionally provided with
Low pressure gauge 10,11 exit of compressor are additionally provided with high-pressure manometer 12.It is also in parallel between the entrance of compressor 11 and outlet
There is pressure controller 9.
The operational process of this air-conditioner set is divided into three air-treatment, refrigeration cycle and evaporative cooling system processes.
(1) air handling process
Return air first passes around primary filter 6, then passes through 5 cooling and dehumidifying of evaporator, empty using being sent into after pressure fan 4
Between transferring house.
(2) refrigeration cycle
Low-temperature low-pressure refrigerant gas compression is high-temperature high-pressure refrigerant gas by compressor 11, into evaporative condenser
It is condensed into high-temperature high-pressure refrigerant liquid.High-temperature high-pressure refrigerant liquid enters liquid reservoir 13, then by ball valve 14, drying
Filter 15, solenoid valve 8 and 7 reducing pressure by regulating flow of heating power expansion valve are low-temperature low-pressure refrigerant gas-liquid two-phase body, then into steaming
Device 5 is sent out, vaporization of absorbing heat in evaporator 5, while absorbing the vaporization that the heat in air is cooling by air, comes out from evaporator 5
Low-temperature low-pressure refrigerant gas afterwards enters compressor 11 and is compressed again.
(3) evaporative cooling system
Cooling water is sent by water pump 16 to the top of coil heat exchanger 1, flow through spray equipment 2 formed after misty moisture film it is continuous
It is covered on the outer surface of coil heat exchanger 1 evenly, water film temperature is low, and high temperature is high in part water itself evaporation absorption tube in moisture film
The heat of compression refrigerant gas is allowed to be condensed into high-temperature high-pressure refrigerant liquid, and unevaporated water, which is fallen, returns to coil heat exchanger
In the catch basin of 1 lower section.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. evaporating cold roof type air-conditioner set, it is characterised in that: including air treatment system, refrigeration system and evaporating type condensing
Device；Air treatment system includes the primary filter (6), evaporator (5) and pressure fan (4) set gradually along airflow direction, is steamed
It sends out device (5) and connects refrigeration system；Low-temperature low-pressure refrigerant gas compression is high-temperature high-pressure refrigerant gas by refrigeration system, is entered
Evaporative condenser is condensed into high-temperature high-pressure refrigerant liquid, and entering back into refrigeration system throttling is low-temperature low-pressure refrigerant gas-liquid two
Xiang Ti carries out heat absorption vaporization subsequently into evaporator (5), the low-temperature low-pressure refrigerant gas after the vaporization that evaporator (5) come out
Body enters back into refrigeration system and is compressed.
2. evaporation cold roof type air-conditioner set according to claim 1, it is characterised in that: the refrigeration system includes compression
Machine (11) and heating power expansion valve (7), the outlet of compressor (11) connect evaporative condenser, and it is swollen that evaporative condenser connects heating power
Swollen valve (7), heating power expansion valve (7) connect evaporator (5), the entrance of evaporator (5) connect compressor (11).
3. evaporation cold roof type air-conditioner set according to claim 1, it is characterised in that: the evaporative condenser includes
Coil heat exchanger (1), coil heat exchanger (1) top are equipped with axial flow blower (3), coil heat exchanger (1) and axial flow blower
(3) spray equipment (2) are equipped between, catch basin is equipped with below coil heat exchanger (1), catch basin connects the water inlet of water pump (16)
Mouthful, the water outlet of water pump (16) connects spray equipment (2).
4. evaporation cold roof type air-conditioner set according to claim 2, it is characterised in that: the evaporative condenser and heat
Liquid reservoir (13), ball valve (14), device for drying and filtering (15) and solenoid valve (8) are additionally provided between power expansion valve (7).
5. evaporation cold roof type air-conditioner set according to claim 2, it is characterised in that: compressor (11) inlet
It is additionally provided with low pressure gauge (10), compressor (11) exit is additionally provided with high-pressure manometer (12).
6. evaporation cold roof type air-conditioner set according to claim 5, it is characterised in that: the entrance of the compressor (11)
Pressure controller (9) are also parallel between outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821796411.6U CN209512198U (en) | 2018-11-01 | 2018-11-01 | Evaporate cold roof type air-conditioner set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821796411.6U CN209512198U (en) | 2018-11-01 | 2018-11-01 | Evaporate cold roof type air-conditioner set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209512198U true CN209512198U (en) | 2019-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821796411.6U Active CN209512198U (en) | 2018-11-01 | 2018-11-01 | Evaporate cold roof type air-conditioner set |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110973241A (en) * | 2019-11-11 | 2020-04-10 | 江苏永昇空调有限公司 | Evaporation cooling type grain cooling machine |
| CN112728683A (en) * | 2021-03-01 | 2021-04-30 | 嘉兴泰豪装备技术有限公司 | Direct evaporation type centralized air conditioner |
-
2018
- 2018-11-01 CN CN201821796411.6U patent/CN209512198U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110973241A (en) * | 2019-11-11 | 2020-04-10 | 江苏永昇空调有限公司 | Evaporation cooling type grain cooling machine |
| CN112728683A (en) * | 2021-03-01 | 2021-04-30 | 嘉兴泰豪装备技术有限公司 | Direct evaporation type centralized air conditioner |
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