CN201866977U - High-efficiency, energy-saving and air-cooling full type water cooling unit - Google Patents
High-efficiency, energy-saving and air-cooling full type water cooling unit Download PDFInfo
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- CN201866977U CN201866977U CN2010206107902U CN201020610790U CN201866977U CN 201866977 U CN201866977 U CN 201866977U CN 2010206107902 U CN2010206107902 U CN 2010206107902U CN 201020610790 U CN201020610790 U CN 201020610790U CN 201866977 U CN201866977 U CN 201866977U
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Abstract
The utility model discloses a high-efficiency, energy-saving and air-cooling full type water cooling unit, which comprises a compressor and an evaporator. The evaporator adopts a full type evaporator, the compressor is connected with an oil separator, and the input pipeline of the compressor is connected with the oil return system of the evaporator. Since the evaporator of the high-efficiency, energy-saving and air-cooling full type water cooling unit adopts the full type shell-tube evaporator (with a refrigerant on a shell stroke and a refrigerant carrier on a tube stroke), high heat transfer efficiency can be achieved, the heat transfer temperature difference between the refrigerant and chilled water can be effectively reduced, the evaporation temperature of the system can be increased, the operating efficiency of the unit can be improved, and the energy-saving purpose can be realized; and the heat exchanger is easy to clean, the energy-efficiency ratio can be greatly increased, and the purposes of reducing energy consumption of users and saving energy of the country can be achieved.
Description
Technical field
The utility model relates to the air-cooled full-liquid type handpiece Water Chilling Units of a kind of high-efficiency and energy-saving type.
Background technology
At present, the form evaporator overwhelming majority of conventional wind-cooled cold-water unit is that (cold-producing medium is at tube side for the dry type shell-tube type, refrigerating medium is at shell side) or stainless steel braze welding board-like, generally has heat transfer temperature difference bigger (evaporating temperature and chilled water leaving water temperature differ at 5 ℃ usually) between cold-producing medium and the chilled water, the shortcoming that heat exchange efficiency is lower.Promote efficiency, energy-saving and cost-reducing, meet the policy of country's " energy-saving and emission-reduction " and " sustainable development " for the user.Air-cooled full-liquid type handpiece Water Chilling Units product has high heat transfer efficient, and advantages such as the heat transfer temperature difference between cold-producing medium and the chilled water is little, but the core technology of this project is always by more international major company's monopolizations, therefore developing air-cooled full-liquid type handpiece Water Chilling Units blocks breaking international technology, the integral level that improves domestic wind-cooled cold-water machine set product has important meaning, and has very big social benefit and economic benefit.
Summary of the invention
Goal of the invention: the purpose of this utility model is at the deficiencies in the prior art, provides a kind of high-efficiency and energy-saving type air-cooled full-liquid type handpiece Water Chilling Units, reduces heat transfer temperature difference, improves evaporating temperature, fills the domestic gaps.
In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:
The air-cooled full-liquid type handpiece Water Chilling Units of a kind of high-efficiency and energy-saving type, it comprises compressor and evaporimeter, and described evaporimeter is a flooded evaporator, and described compressor is connected with oil eliminator, is connected with the evaporimeter oil return system on the intake line of described compressor.
In the utility model, further, described evaporimeter oil return system is the injection oil return system; Described compressor is semi-hermetic screw compressor, open helical-lobe compressor, envelope or partly seal screw compressor entirely; Described oil eliminator can be installed in compressor inside, outside or install additional simultaneously in inside, the outside of compressor simultaneously.
In the utility model, further, on the tonifying Qi pipeline of compressor, energy-saving appliance is installed; Energy-saving appliance is board-like or shell and tube exchanger.
Beneficial effect: the evaporimeter of the air-cooled full-liquid type handpiece Water Chilling Units of high-efficiency and energy-saving type of the present utility model adopts full liquid shell-tube type, and (cold-producing medium is at shell side, refrigerating medium is at tube side), has high heat transfer efficient, and effectively reduce the heat transfer temperature difference between cold-producing medium and the chilled water, promoted the evaporating temperature of system, improve the operational efficiency of unit, reached purpose of energy saving; And heat exchanger cleans easily, and Energy Efficiency Ratio is greatly improved, thereby has reached energy-saving and cost-reducing for the user, be the target of national energy savings.
Description of drawings
Be illustrated as the air-cooled flooded-type water chilling unit system schematic diagram of the utility model.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is done further explanation.
As shown in the figure, a kind of air-cooled full-liquid type handpiece Water Chilling Units of the present utility model, it comprises compressor 1, oil eliminator 2, air-cooled condenser 3, blower fan 4, reservoir 5, filter 6, stop valve 7, energy-saving appliance 8, throttling arrangement 9, flooded evaporator 10, oil eliminator oil return system 11, evaporimeter oil return system 12, high-pressure manometer 13, low pressure gauge 14 and high-low pressure difference controller 15.Described compressor 1 for semi-hermetic screw compressor, open helical-lobe compressor, envelope or partly seal screw compressor entirely.Be connected with oil eliminator 2 on the output of compressor 1, described oil eliminator 2 can be installed in compressor 1 inside, outside or install additional simultaneously in inside, the outside of compressor 1 simultaneously.The oil eliminator 2 of externally positioned type can be vertical oil separator or horizontal oil eliminator.The output of oil eliminator 2 links to each other with air-cooled condenser 3 inputs, and air-cooled condenser 3 is the fin tube type air heat exchanger; Air-cooled condenser 3 places are provided with blower fan 4, and blower fan 4 is frequently fixed or variable-frequency axial flow blower.The output of air-cooled condenser 3 links to each other with reservoir 5, filter 6, stop valve 7, energy-saving appliance 8 successively; Filter 6 is closed or removable filter; The output of energy-saving appliance 8 links to each other with flooded evaporator 10 by throttling arrangement 9, stop valve 7 successively, and throttling arrangement 9 is electric expansion valve or orifice plates; Flooded evaporator 10 is the package flooded evaporator.An output of flooded evaporator 10 links to each other with evaporimeter oil return system 12 by magnetic valve, and another output of flooded evaporator 10 links to each other with the input of compressor 1.Another output of energy-saving appliance 8 links to each other with compressor 1, and energy-saving appliance 8 is board-like or shell and tube exchanger.One end of evaporimeter oil return system 12 links to each other by the input of stop valve with compressor 1, and the other end of evaporimeter oil return system 12 links to each other with the output of compressor 1 by magnetic valve, stop valve.Be connected with high-low pressure difference controller 15 between the output of compressor 1 and input, the input of compressor 1 is provided with low pressure gauge 14, and output is provided with high-pressure manometer 13.
The evaporimeter of the air-cooled full-liquid type handpiece Water Chilling Units of high-efficiency and energy-saving type of the present utility model adopts flooded evaporator 10, has improved heat transfer efficiency, and has effectively reduced the heat transfer temperature difference between cold-producing medium and the chilled water, has promoted the evaporating temperature of system.Be connected with evaporimeter oil return system 12 on the intake line of described compressor 1; Described evaporimeter oil return system 12 is the injection oil return system.
On the basis of each parts appropriate design, adopt flooded evaporator, be equipped with perfect auxiliary oil return system, evaporimeter inner refrigerant tank level control system and electrical control scheme are finished the circulation and the unit operation of whole system inner refrigerant and refrigeration oil.All parts of unit are traditionally arranged to be overall structure, but also can be set to the branch body structure as requested.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. air-cooled full-liquid type handpiece Water Chilling Units of high-efficiency and energy-saving type, it comprises compressor (1) and evaporimeter, it is characterized in that: described evaporimeter is flooded evaporator (10), described compressor (1) is connected with oil eliminator (2), is connected with evaporimeter oil return system (12) on the intake line of described compressor (1).
2. according to the air-cooled full-liquid type handpiece Water Chilling Units of claim 1 described high-efficiency and energy-saving type, it is characterized in that: described evaporimeter oil return system (12) is the injection oil return system.
3. according to the air-cooled full-liquid type handpiece Water Chilling Units of claim 1 described high-efficiency and energy-saving type, it is characterized in that: described compressor (1) for semi-hermetic screw compressor, open helical-lobe compressor, envelope or partly seal screw compressor entirely.
4. according to the air-cooled full-liquid type handpiece Water Chilling Units of claim 1 described high-efficiency and energy-saving type, it is characterized in that: described oil eliminator (2) can be installed in compressor (1) inside, outside or install additional simultaneously in inside, the outside of compressor (1) simultaneously.
5. according to the air-cooled full-liquid type handpiece Water Chilling Units of claim 1 described high-efficiency and energy-saving type, it is characterized in that: compressor (1) is provided with gas supplementing opening, and the gas supplementing opening place is equipped with energy-saving appliance (8).
6. according to the air-cooled full-liquid type handpiece Water Chilling Units of claim 5 described high-efficiency and energy-saving types, it is characterized in that: energy-saving appliance (8) is board-like or shell and tube exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206107902U CN201866977U (en) | 2010-11-16 | 2010-11-16 | High-efficiency, energy-saving and air-cooling full type water cooling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206107902U CN201866977U (en) | 2010-11-16 | 2010-11-16 | High-efficiency, energy-saving and air-cooling full type water cooling unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201866977U true CN201866977U (en) | 2011-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206107902U Expired - Lifetime CN201866977U (en) | 2010-11-16 | 2010-11-16 | High-efficiency, energy-saving and air-cooling full type water cooling unit |
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| CN (1) | CN201866977U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375936A (en) * | 2012-04-11 | 2013-10-30 | 珠海格力电器股份有限公司 | Screw unit cooling system |
| CN104697225A (en) * | 2015-03-10 | 2015-06-10 | 南京冷德节能科技有限公司 | Falling film type water-cooled screw low-temperature solution unit |
| CN105485950A (en) * | 2016-01-04 | 2016-04-13 | 广州市顺景制冷设备有限公司 | Environmentally-friendly energy-saving screw type refrigerant variable-flow temperature-humidity regulation and control system |
| CN106500418A (en) * | 2016-11-25 | 2017-03-15 | 珠海格力电器股份有限公司 | Refrigeration unit, oil supply system and its oil eliminator |
| WO2020103516A1 (en) * | 2018-11-21 | 2020-05-28 | 青岛海尔空调电子有限公司 | Evaporative cooling chiller unit heat-exchanging system and control method therefor |
-
2010
- 2010-11-16 CN CN2010206107902U patent/CN201866977U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375936A (en) * | 2012-04-11 | 2013-10-30 | 珠海格力电器股份有限公司 | Screw unit cooling system |
| CN104697225A (en) * | 2015-03-10 | 2015-06-10 | 南京冷德节能科技有限公司 | Falling film type water-cooled screw low-temperature solution unit |
| CN105485950A (en) * | 2016-01-04 | 2016-04-13 | 广州市顺景制冷设备有限公司 | Environmentally-friendly energy-saving screw type refrigerant variable-flow temperature-humidity regulation and control system |
| CN106500418A (en) * | 2016-11-25 | 2017-03-15 | 珠海格力电器股份有限公司 | Refrigeration unit, oil supply system and its oil eliminator |
| CN106500418B (en) * | 2016-11-25 | 2022-07-08 | 珠海格力电器股份有限公司 | Refrigerating unit, oil supply system and oil separator thereof |
| WO2020103516A1 (en) * | 2018-11-21 | 2020-05-28 | 青岛海尔空调电子有限公司 | Evaporative cooling chiller unit heat-exchanging system and control method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110615 |