CN202973396U - Air source water chilling unit - Google Patents
Air source water chilling unit Download PDFInfo
- Publication number
- CN202973396U CN202973396U CN 201220646989 CN201220646989U CN202973396U CN 202973396 U CN202973396 U CN 202973396U CN 201220646989 CN201220646989 CN 201220646989 CN 201220646989 U CN201220646989 U CN 201220646989U CN 202973396 U CN202973396 U CN 202973396U
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- pipeline
- air
- compressor
- heat exchanger
- water chilling
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Abstract
The utility model provides an air source water chilling unit which comprises an indoor host and an outdoor unit, wherein the indoor host and the outdoor unit are in split type connection to form a refrigeration cycle system. The indoor host is composed of a compressor, a shell tube heat exchanger, a reservoir and a restricting element. The outdoor unit is composed of an air side condenser, an air outlet of the compressor is connected with an inlet end of the air side condensate through a first pipeline, an outlet end of the air side condensate is connected with an end opening of the reservoir by a second pipeline, the other end of the reservoir is connected with an inlet of the shell tube heat exchanger by a third pipeline, an outlet of the shell tube heat exchanger is connected with an air suction opening of the compressor by a fourth pipeline, and the restricting element is arranged on the third pipeline. The air source water chilling unit solves the problems of high anti-freezing maintenance cost of a water side device and noise disturbance of use and repair environment, and greatly improves use effect an economic performance of a unit.
Description
Technical field
The utility model belongs to air-conditioning manufacturing technology field, more particularly, relates to a kind of air-source handpiece Water Chilling Units.
Background technology
Because the northern area weather is special, winter temperature is low, and longer duration, and common air-source handpiece Water Chilling Units is due to air side condenser and main frame employing integrated design, and unit is arranged on outdoor, so just causes outdoor water side device must add antifreezing agent in case the antipriming pipe bursting by freezing.
So, on the one hand add antifreezing agent comparatively loaded down with trivial details, inconvenient maintenance, and the antifreezing agents such as ethylene glycol, propane diols are expensive, cause maintenance cost high; On the other hand, can produce noise in the fan operation process, air side condenser and host design are integrated using and keeping in repair environment and cause certain interference.
The utility model content
For the deficiencies in the prior art, the utility model provides a kind of air-source handpiece Water Chilling Units, is intended to solve the antifreeze maintenance cost height of water side device and blower fan to using and keep in repair the problem of the noise jamming of environment, promotes result of use and the economic performance of unit.
for solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of air-source handpiece Water Chilling Units is provided, comprise indoor host computer and off-premises station, the split type cooling cycle system that connects to form of described indoor host computer and described off-premises station, described indoor host computer comprises compressor, case tube heat exchanger, reservoir, restricting element, described off-premises station comprises the air side condenser, the exhaust outlet of described compressor is connected with the arrival end of described air side condenser by one first pipeline, the port of export of described air side condenser connects by one second pipeline and is connected with a port of described reservoir, the another port of described reservoir is connected with the entrance of described case tube heat exchanger by one the 3rd pipeline, the outlet of described case tube heat exchanger is connected with the air entry of described compressor by one the 4th pipeline, described restricting element is located on described the 3rd pipeline.
Further, also be provided with device for drying and filtering on described the 3rd pipeline, and described device for drying and filtering is between described restricting element and described reservoir.
Further, also comprise the 5th pipeline, an end of described the 5th pipeline is connected with described the 4th pipeline, and the other end is connected with described the 3rd pipeline of inflow end connected of described restricting element, also is in series with capillary and the first magnetic valve on described the 5th pipeline.
Further, also comprise the 6th pipeline, described compressor is provided with mouth spray, and an end of described the 6th pipeline is connected with described mouth spray, the other end is connected with described the 3rd pipeline of inflow end connected of described restricting element, also is provided with the second magnetic valve on described the 6th pipeline.
Optimally, described reservoir is located at the lower quadrate part of described case tube heat exchanger, and described compressor is located at the top of described case tube heat exchanger, form described reservoir in the bottom, described case tube heat exchanger at the middle part, described compressor is at the perpendicular array structure at top.
Further, described indoor host computer also comprises the host computer control cabinet, and described host computer control cabinet is located at the side of described case tube heat exchanger and reservoir.
Particularly, described air side condenser comprises finned heat exchanger, blower fan and air blower control cabinet, and described blower fan is located at the upside of described finned heat exchanger, and described air blower control cabinet is installed the side-lower of described finned heat exchanger.
Alternatively, described restricting element is electric expansion valve or heating power expansion valve.
Particularly, described case tube heat exchanger is provided with chilled water import and chilled water outlet.
Alternatively, described compressor is screw compressor or scroll compressor or centrifugal compressor or rotor compressor or piston compressor.
The air-source handpiece Water Chilling Units that the utility model provides is because air side condenser and indoor host computer separate design, main frame water side device is arranged on indoor, the air side condenser is placed in outdoor scope apart from the main frame certain distance, on the one hand, because the air side condenser is coolant system, therefore it is antifreeze that outdoor air side condenser need not to consider, effectively solved the high problem of unit maintenance cost under low temperature environment; On the other hand, due to the air side design of condenser from main frame away from, solved the problem of blower fan noise jamming in the operating maintenance process, improved the security reliability of unit operation; In addition, the indoor host computer compact conformation, appearance and size is little, and general room can be installed; Condenser can be installed on the open spaces such as roof, balcony, need not Special machine room, is beneficial to conserve space.
Description of drawings
The theory structure schematic diagram of the air-source handpiece Water Chilling Units that Fig. 1 provides for the utility model embodiment;
The perspective view of the air-source handpiece Water Chilling Units that Fig. 2 provides for the utility model embodiment.
In figure: the 10-indoor set; The 11-compressor; The 12-case tube heat exchanger; The import of 12a-chilled water; The 12b-chilled water outlet; The 13-reservoir; The 14-restricting element; The 15-device for drying and filtering; The 16-capillary; 171-the first magnetic valve; 172-the second magnetic valve; 18-host computer control cabinet; The 20-off-premises station; The 21-finned heat exchanger; The 22-blower fan; The 23-air blower control cabinet; 31-the first pipeline; 32-the second pipeline; 23-the 3rd pipeline; 24-the 4th pipeline; 25-the 5th pipeline; 26-the 6th pipeline.
The specific embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Please in the lump with reference to Fig. 1 and Fig. 2, the existing air-source handpiece Water Chilling Units that the utility model is provided describes.described air-source handpiece Water Chilling Units, comprise indoor host computer 10 and off-premises station 20, described indoor host computer 10 and the split type cooling cycle system that connects to form of described off-premises station 20, described indoor host computer 10 comprises compressor 11, case tube heat exchanger 12, reservoir 13, restricting element 14, described off-premises station 20 comprises air side condenser 200, the exhaust outlet of described compressor 11 is connected with the arrival end of described air side condenser by the first pipeline 31, the port of export of described air side condenser is connected with a port of described reservoir 13 by the second pipeline 32, the another port of described reservoir 13 is connected with the entrance of described case tube heat exchanger 12 by the 3rd pipeline 33, the outlet of described case tube heat exchanger 12 is connected with the air entry of described compressor 11 by the 4th pipeline 34, described restricting element 14 is located on described the 3rd pipeline 33.
The air-source handpiece Water Chilling Units that the utility model provides, because air side condenser and indoor host computer 10 separate design, main frame water side device is arranged on indoor, air side condenser 200 is placed in outdoor scope apart from indoor host computer 10 certain distances, on the one hand, because air side condenser 200 is coolant systems, therefore that outdoor air side condenser 200 need not to consider is antifreeze, effectively solved the high problem of unit maintenance cost under low temperature environment; On the other hand, due to air side condenser 200 design from main frame away from, solved the problem of blower fan noise jamming in the operating maintenance process, improved the security reliability of unit operation; In addition, indoor host computer 10 can be installed general room, and condenser can be installed on the open spaces such as roof, balcony, need not Special machine room, is beneficial to conserve space.
Further, see also Fig. 1 and Fig. 2, a kind of specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, also be provided with device for drying and filtering 15 on described the 3rd pipeline 33, and this device for drying and filtering 15 is between described restricting element 14 and described reservoir 13, this device for drying and filtering 15 plays the effect of moisture in contaminant filter and absorption refrigeration agent, is beneficial to the reliability and stability of unit operation.
further, see also Fig. 1, a kind of specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, also comprise the 5th pipeline 35, one end of the 5th pipeline 15 is connected with described the 4th pipeline 34, the other end is connected with inflow end connected the 3rd pipeline 33 of described restricting element 14, also be in series with capillary 16 and the first magnetic valve 171 on described the 5th pipeline 35, the air entry that the refrigerant that the 5th pipeline 35 directly flows into end with restricting element 14 is guided to compressor 11 carries out cooling to the motor in compressor 11, prevent the too high stability that affects system's operation of motor temperature, wherein, the first magnetic valve 171 is connected with the switch board of system, the control program of system can reach by controlling the first magnetic valve 171 break-make of controlling the 5th pipeline 35 according to the operating condition of unit, thereby just carry out cooling to motor when meeting some requirements, capillary 16 can carry out to the refrigerant in the 6th pipeline 36 temperature that throttling reduces refrigerant, thereby to promoting refrigerant to the cooling effect of motor, simultaneously also can reduce the coolant quantity that flows through the 5th pipeline 35.
further, referring to Fig. 1, a kind of specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, also comprise the 6th pipeline 36, described compressor 11 is provided with mouth spray, one end of described the 6th pipeline 36 is connected with described mouth spray, the other end is connected with inflow end connected the 3rd pipeline 33 of described restricting element 14, also be provided with the second magnetic valve 172 on described the 6th pipeline, the mouth spray that the 6th direct refrigerant that restricting element 14 is flowed into end of pipeline 36 is guided to compressor 11 enters in motor and carries out cooling to bearing, prevent Bearing Temperature and the generation of the phenomenons such as seize occurs, thereby affect the stability of system's operation, even break down, wherein, the second magnetic valve 172 is connected with the switch board of system, and the control program of system can reach control the 6th pipeline 36 break-makes by controlling the second magnetic valve 172 according to the operating condition of unit, realizes just starting when needs are cooling to bearing cooling.
See also Fig. 2, a kind of optimization embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, described reservoir 13 is located at the lower quadrate part of described case tube heat exchanger 12, described compressor 11 is located at the top of described case tube heat exchanger 12, form described reservoir 13 in the bottom, described case tube heat exchanger 12 at the middle part, described compressor 11 is at the perpendicular array structure at top, the mode that this perpendicular row are arranged makes the unit compact overall structure, and appearance and size is little, and general room can be installed.
Further, see also Fig. 2, a kind of specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, described indoor host computer 10 also comprises host computer control cabinet 18, described host computer control cabinet 18 is located at the side of described case tube heat exchanger 12 and reservoir 13, like this, easy to operate, also be beneficial to follow-up maintenance and maintenance.
Referring to Fig. 2, a kind of specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, described air side condenser 200 comprises finned heat exchanger 21, blower fan 22 and air blower control cabinet 23, described blower fan 22 is located at the upside of described finned heat exchanger 21, described air blower control cabinet 23 is installed the side-lower of described finned heat exchanger 21, specifically, finned heat exchanger 21 is unsettled to be located on mounting bracket 24, be beneficial to ventilation and heat, air blower control cabinet 23 also is fixed on the below that is positioned at finned heat exchanger 21 on mounting bracket 24, and integral arrangement is reasonable.
The specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, described restricting element 14 is electric expansion valve or heating power expansion valve.Because electric expansion valve adapts to the electrical integrated demand for development of refrigeration machine, has the incomparable good characteristic of heating power expansion valve, as reaction and action fast, serviceability temperature is low, degree of superheat setting value is adjustable, the intellectuality that can realize refrigeration system is controlled, energy efficient is therefore preferentially select electric expansion valve in present embodiment.
See also Fig. 1, a kind of specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, described case tube heat exchanger 12 is provided with chilled water import 12a and chilled water outlet 12b, is used for passing into chilled water to carry out heat exchange with refrigerant in case tube heat exchanger 12.
The specific embodiment of the air-source handpiece Water Chilling Units that provides as the utility model, have more actual system needs, described compressor 11 can be selected screw compressor or scroll compressor or centrifugal compressor or rotor compressor or piston compressor; If the quantity of compressor 11 is more than two, it can also be their combination.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. air-source handpiece Water Chilling Units, comprise indoor host computer and off-premises station, it is characterized in that: the split type cooling cycle system that connects to form of described indoor host computer and described off-premises station, described indoor host computer comprises compressor, case tube heat exchanger, reservoir, restricting element, described off-premises station comprises the air side condenser, the exhaust outlet of described compressor is connected with the arrival end of described air side condenser by one first pipeline, the port of export of described air side condenser connects by one second pipeline and is connected with a port of described reservoir, the another port of described reservoir is connected with the entrance of described case tube heat exchanger by one the 3rd pipeline, the outlet of described case tube heat exchanger is connected with the air entry of described compressor by one the 4th pipeline, described restricting element is located on described the 3rd pipeline.
2. air-source handpiece Water Chilling Units as claimed in claim 1, is characterized in that: also be provided with device for drying and filtering on described the 3rd pipeline, and described device for drying and filtering is between described restricting element and described reservoir.
3. air-source handpiece Water Chilling Units as claimed in claim 2, it is characterized in that: also comprise the 5th pipeline, one end of described the 5th pipeline is connected with described the 4th pipeline, the other end is connected with described the 3rd pipeline of inflow end connected of described restricting element, also is in series with capillary and the first magnetic valve on described the 5th pipeline.
4. air-source handpiece Water Chilling Units as claimed in claim 3, it is characterized in that: also comprise the 6th pipeline, described compressor is provided with mouth spray, one end of described the 6th pipeline is connected with described mouth spray, the other end is connected with described the 3rd pipeline of inflow end connected of described restricting element, also is provided with the second magnetic valve on described the 6th pipeline.
5. air-source handpiece Water Chilling Units as described in claim 1 to 4 any one, it is characterized in that: described reservoir is located at the lower quadrate part of described case tube heat exchanger, described compressor is located at the top of described case tube heat exchanger, form described reservoir in the bottom, described case tube heat exchanger at the middle part, described compressor is at the perpendicular array structure at top.
6. air-source handpiece Water Chilling Units as claimed in claim 5, it is characterized in that: described indoor host computer also comprises the host computer control cabinet, described host computer control cabinet is located at the side of described case tube heat exchanger and reservoir.
7. air-source handpiece Water Chilling Units as claimed in claim 6, it is characterized in that: described air side condenser comprises finned heat exchanger, blower fan and air blower control cabinet, described blower fan is located at the upside of described finned heat exchanger, and described air blower control cabinet is installed the side-lower of described finned heat exchanger.
8. air-source handpiece Water Chilling Units as claimed in claim 7, it is characterized in that: described restricting element is electric expansion valve or heating power expansion valve.
9. air-source handpiece Water Chilling Units as claimed in claim 5, it is characterized in that: described case tube heat exchanger is provided with chilled water import and chilled water outlet.
10. air-source handpiece Water Chilling Units as claimed in claim 5, it is characterized in that: described compressor is screw compressor or scroll compressor or centrifugal compressor or rotor compressor or piston compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220646989 CN202973396U (en) | 2012-11-29 | 2012-11-29 | Air source water chilling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220646989 CN202973396U (en) | 2012-11-29 | 2012-11-29 | Air source water chilling unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202973396U true CN202973396U (en) | 2013-06-05 |
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ID=48514464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220646989 Expired - Fee Related CN202973396U (en) | 2012-11-29 | 2012-11-29 | Air source water chilling unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202973396U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036431A (en) * | 2017-12-25 | 2018-05-15 | 广东美的暖通设备有限公司 | Air-conditioner set and module machine |
| CN108458524A (en) * | 2018-03-30 | 2018-08-28 | 北京石油化工学院 | A kind of ice slurry preparation system |
| CN114111073A (en) * | 2021-11-12 | 2022-03-01 | 上海海立特种制冷设备有限公司 | Split type self-adaptive energy-adjusting water chilling unit |
-
2012
- 2012-11-29 CN CN 201220646989 patent/CN202973396U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036431A (en) * | 2017-12-25 | 2018-05-15 | 广东美的暖通设备有限公司 | Air-conditioner set and module machine |
| CN108036431B (en) * | 2017-12-25 | 2023-09-12 | 广东美的暖通设备有限公司 | Air conditioning unit and module machine |
| CN108458524A (en) * | 2018-03-30 | 2018-08-28 | 北京石油化工学院 | A kind of ice slurry preparation system |
| CN108458524B (en) * | 2018-03-30 | 2023-09-22 | 北京石油化工学院 | Ice slurry preparation system |
| CN114111073A (en) * | 2021-11-12 | 2022-03-01 | 上海海立特种制冷设备有限公司 | Split type self-adaptive energy-adjusting water chilling unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131203 Address after: 404100 Development Zone, Yu Ma Chi Industrial Park, Xincheng District, tea garden, Nan'an District, Chongqing, D9D20 Patentee after: Chongqing Midea General Refrigerating Equipment Co., Ltd. Patentee after: Midea Group Co., Ltd. Address before: 404100 Development Zone, Yu Ma Chi Industrial Park, Xincheng District, tea garden, Nan'an District, Chongqing, D9D20 Patentee before: Chongqing Midea General Refrigerating Equipment Co., Ltd. Patentee before: Meidi Electric Appliances Co., Ltd., Guangdong |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20191129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |