CN201053784Y - Wind-cooling vortex cool water heat pump set of refrigeration and heat system - Google Patents
Wind-cooling vortex cool water heat pump set of refrigeration and heat system Download PDFInfo
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- CN201053784Y CN201053784Y CNU2007201099842U CN200720109984U CN201053784Y CN 201053784 Y CN201053784 Y CN 201053784Y CN U2007201099842 U CNU2007201099842 U CN U2007201099842U CN 200720109984 U CN200720109984 U CN 200720109984U CN 201053784 Y CN201053784 Y CN 201053784Y
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- liquid separator
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- expansion valve
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Abstract
The utility model discloses a wind cooling whirl cool water heat pump machine set of a refrigerating and heating system, which comprises a frame. A compressor is arranged in the frame; one end of the compressor is connected with the D interface of a four-way valve, and the other end of the compressor is connected with a vapor liquid separator. The four-way valve also comprises a C interface, an E interface and an S interface. The C interface is connected with a wind-side finned heat exchanger; the E interface is connected with a water-side heat exchanger; and the S interface is connected with the vapor liquid separator. A two-way heat expansion valve is arranged between the finned heat exchanger and the water-side heat exchanger. The two-way heat expansion valve is connected with a temperature kit which is arranged between the S interface of the four-way valve and the vapor liquid separator. The diameter of the finned heat exchanger is larger than or equal to 7mm and smaller than 9.52mm. Due to the utility model, the whole machine has the advantages that the structural system is simple, the operation is convenient and the failure rate is low; the performance of the machine set is stable and reliable; compared with the traditional machine set, the machine set becomes smaller and lighter, therefore, the utility model greatly reduces the effective occupation area of the machine set.
Description
Technical field
The utility model relates to a kind of air-cooled vortex cold water source pump of refrigerating and heating systems.
Background technology
At present, the throttle style commonly used in the refrigerating and heating systems has two kinds: first kind is adopted a heating power expansion valve and four check valve combinations, as shown in Figure 1, and flow process during " → " expression unit refrigeration, "--→ " flow process when the expression unit heats; The refrigerant vapour of low-temp low-pressure is sucked by compressor 1 in the process of refrigerastion, and be compressed into the steam of high pressure, D interface and C interface by cross valve 2 enter wind side finned heat exchanger 4, the steam of high pressure is condensed into the liquid of high pressure, liquid enters the heating power expansion valve 7 of throttling arrangement by check valve 81 and high pressure reservoir 6, this expansion valve 7 is a check valve, when highly pressurised liquid passes through the aperture of expansion valve 71, because the diameter of aperture is very little, therefore flow resistance is very big, liquid refrigerant can only be with certain flow velocity, enter water-side heat 5 by check valve 84, when by the restraining mouth, the unexpected chap of caliber is big, highly pressurised liquid becomes low pressure liquid, because pressure reduces, boiling point reduces, the rapid explosive evaporation heat absorption of liquid, thereby reach the purpose of water-side heat 5 coolings, because compressor effect low pressure refrigerant gas enters vapour liquid separator 3 and enters next circulation; The refrigerant vapour that heats low-temp low-pressure in the process enters water-side heat 5 by compressor 1 from the D interface and the E interface of cross valve 2, high steam becomes the highly pressurised liquid heat release, reach the intensification purpose, liquid enters expansion valve 7 by check valve 82 and reservoir 6, enter finned heat exchanger 4 through check valve 83 again and become by low pressure liquid and change low-pressure steam into, because compressor effect low pressure refrigerant vapor enters vapour liquid separator 3 and enters next circulation.Second kind is adopted two heating power expansion valves and two check valve combinations, as shown in Figure 2, in like manner can play cooling or heating effect equally.But the shortcoming of these two kinds of units is also obvious: the system pipeline more complicated, and annex is many, and solder joint is many, and assembling is inconvenient, causes the fault of unit easily, and single module complete machine cold is little.
The utility model content
Technical problem to be solved in the utility model just provides a kind of air-cooled vortex cold water source pump of refrigerating and heating systems, can effectively simplify system pipeline, make schematic diagram be easily understood, and annex is few, easy to assembly, solder joint is few, thereby has significantly reduced the fault rate of unit, and same appearance and size single module complete machine cold is big.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme, a kind of air-cooled vortex cold water source pump of refrigerating and heating systems, comprise framework, be provided with compressor in the framework, described compressor one end connects the cross valve D interface, the other end connects vapour liquid separator, described cross valve also comprises C interface, E interface and S interface, described C interface connects wind side finned heat exchanger, described E interface connects water-side heat, and described S interface is connected with described vapour liquid separator, is provided with heating power expansion valve between described wind side finned heat exchanger and the water-side heat, described expansion valve is connected with the temperature-sensitive bag, it is characterized in that: described expansion valve adopts two-way heating power expansion valve, and described two-way heating power expansion valve is connected with the temperature-sensitive bag, and described temperature-sensitive is packaged between the S interface and described vapour liquid separator of described cross valve, simplify system pipeline, reduced fault rate.
Further, be provided with the refrigerant charge floating tank between described two-way heating power expansion valve and the described water-side heat, be used for regulating the flow of cold-producing medium, thereby guaranteed the system stability reliability service.
Further, it is 7mm≤d＜9.52mm that described wind side finned heat exchanger heat exchanger tube adopts diameter, and heat exchange efficiency improves greatly, has effectively strengthened the condensation effect of unit, and the unit refrigeration performance obviously improves.
Further, described water-side heat adopts shell and tube exchanger or double pipe heat exchanger or plate type heat exchanger.
Further, described framework is a single module structure, as a general frame, is furnished with one or more separate refrigeration systems in module.
The utility model is owing to adopted technique scheme, make complete machine structure simple, easy to operate, fault rate is low, and unit operation is reliable and stable, and the single module complete machine cold of same appearance and size is big, compare with conventional rack and to become littler lighter, especially advantage is outstanding on the product floor space, has reduced effective floor space of unit greatly, provides possibility for limited air-conditioning placement space provides enough big cold unit.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 adopts the schematic diagram of a heating power expansion valve and four check valve combinations for throttle style;
Fig. 2 adopts the schematic diagram of two heating power expansion valves and two check valve combinations for throttle style;
Fig. 3 is an overall structure schematic diagram of the present utility model;
Fig. 4 is Fig. 3 left view;
Fig. 5 is the utility model fundamental diagram.
The specific embodiment
Embodiment one:
As Fig. 3, Fig. 4 and shown in Figure 5, embodiment for the air-cooled vortex cold water source pump of a kind of refrigerating and heating systems of the utility model, comprise framework 10, framework is a single module structure, be provided with compressor 1 in the framework 10, described compressor 1 one ends connect the D interface of cross valve 2, the other end connects vapour liquid separator 3, described cross valve 2 also comprises C interface, E interface and S interface, described C interface connects wind side finned heat exchanger 4, it is the copper pipe of 7mm that the heat exchanger tube of finned heat exchanger preferably adopts diameter, heat exchange efficiency improves greatly, effectively strengthened the condensation effect of unit, the unit refrigeration performance obviously improves, described E interface connects water-side heat 5, water-side heat preferably adopts heat exchanger, described S interface is connected with described vapour liquid separator 3, be provided with two-way heating power expansion valve 9 between described wind side finned heat exchanger 4 and the water-side heat 5, described two-way heating power expansion valve 9 is connected with temperature-sensitive bag 72, and described temperature-sensitive bag 72 is located between the S interface and described vapour liquid separator 3 of described cross valve 2, is provided with refrigerant charge floating tank 91 between two-way heating power expansion valve 9 and shell and tube exchanger 5.
Flow process when " → " expression unit freezes among Fig. 5, "--→ " flow process when the expression unit heats; In the process of refrigerastion, compressor 1 sucks the refrigerant vapour of low-temp low-pressure, and the boil down to high steam enters the D interface of cross valve 2, by the laggard inlet air side of C interface finned heat exchanger 4, because the condensation high steam of finned heat exchanger 4 becomes highly pressurised liquid, highly pressurised liquid is by device for drying and filtering 92 elimination cold-producing medium impurity and moisture, enter shell and tube exchanger 5 by two-way heating power expansion valve 9, high pressure liquid refrigerant becomes low pressure liquid, because pressure reduces, boiling point reduces, the rapid explosive evaporation of liquid, endothermic heat becomes gas, makes shell and tube exchanger 5 play cooling effect, and refrigerant gas enters next circulation because the effect of compressor 1 enters vapour liquid separator 3.Heat in the process, compressor 1 sucks the refrigerant vapour of low-temp low-pressure, and the boil down to high steam enters the D interface of cross valve 2, enter shell and tube exchanger 5 by E interface, high steam becomes highly pressurised liquid and realizes exothermic process, because heating the required refrigerant amount of process is less than process of refrigerastion, therefore played regulating action by refrigerant charge floating tank 91 to refrigerant charge, thereby guaranteed that system stability moves reliably, enter finned heat exchanger 4 by two-way heating power expansion valve 9, low pressure liquid is transformed into low-pressure steam, enters the C interface of cross valve 2, enter vapour liquid separator 3 by the S interface, refrigerant vapour enters next circulation.By two-way heating power expansion valve is set, simplified system pipeline greatly, reduced the fault rate of unit, in the system pipeline of simplifying, can make bigger that the single module complete machine cold of same appearance and size can do by increasing number of compressors, the floor space of unit when having reduced greatly to adopt the bimodulus block structure just can reach the complete machine cold provides possibility for limited air-conditioning placement space provides enough big cold unit.
Embodiment two:
As Fig. 3, Fig. 4 and shown in Figure 5, embodiment for the air-cooled vortex cold water source pump of a kind of refrigerating and heating systems of the utility model, comprise framework 10, framework is a single module structure, be provided with compressor 1 in the framework 10, described compressor 1 one ends connect the D interface of cross valve 2, the other end connects vapour liquid separator 3, described cross valve 2 also comprises C interface, E interface and S interface, described C interface connects wind side finned heat exchanger 4, it is the copper pipe of 9.5mm that the heat exchanger tube of finned heat exchanger preferably adopts diameter, heat exchange efficiency improves greatly, effectively strengthened the condensation effect of unit, the unit refrigeration performance obviously improves, described E interface connects water-side heat 5, water-side heat preferably adopts heat exchanger, described S interface is connected with described vapour liquid separator 3, be provided with two-way heating power expansion valve 9 between described wind side finned heat exchanger 4 and the water-side heat 5, described two-way heating power expansion valve 9 is connected with temperature-sensitive bag 72, and described temperature-sensitive bag 72 is located between the S interface and described vapour liquid separator 3 of described cross valve 2, is provided with refrigerant charge floating tank 91 between two-way heating power expansion valve 9 and shell and tube exchanger 5.
Flow process when " → " expression unit freezes among Fig. 5, "--→ " flow process when the expression unit heats; In the process of refrigerastion, compressor 1 sucks the refrigerant vapour of low-temp low-pressure, and the boil down to high steam enters the D interface of cross valve 2, by the laggard inlet air side of C interface finned heat exchanger 4, because the condensation high steam of finned heat exchanger 4 becomes highly pressurised liquid, highly pressurised liquid is by device for drying and filtering 92 elimination cold-producing medium impurity and moisture, enter shell and tube exchanger 5 by two-way heating power expansion valve 9, high pressure liquid refrigerant becomes low pressure liquid, because pressure reduces, boiling point reduces, the rapid explosive evaporation of liquid, endothermic heat becomes gas, makes shell and tube exchanger 5 play cooling effect, and refrigerant gas enters next circulation because the effect of compressor 1 enters vapour liquid separator 3.Heat in the process, compressor 1 sucks the refrigerant vapour of low-temp low-pressure, and the boil down to high steam enters the D interface of cross valve 2, enter shell and tube exchanger 5 by E interface, high steam becomes highly pressurised liquid and realizes exothermic process, because heating the required refrigerant amount of process is less than process of refrigerastion, therefore played regulating action by refrigerant charge floating tank 91 to refrigerant charge, thereby guaranteed that system stability moves reliably, enter finned heat exchanger 4 by two-way heating power expansion valve 9, low pressure liquid is transformed into low-pressure steam, enters the C interface of cross valve 2, enter vapour liquid separator 3 by the S interface, refrigerant vapour enters next circulation.By two-way heating power expansion valve is set, simplified system pipeline greatly, reduced the fault rate of unit, in the system pipeline of simplifying, can make bigger that the single module complete machine cold of same appearance and size can do by increasing number of compressors, the floor space of unit when having reduced greatly to adopt the bimodulus block structure just can reach the complete machine cold provides possibility for limited air-conditioning placement space provides enough big cold unit.
Claims (5)
1. the air-cooled vortex cold water source pump of a refrigerating and heating systems, comprise framework (10), be provided with compressor (1) in the framework (10), described compressor (1) one end connects the D interface of cross valve (2), the other end connects vapour liquid separator (3), described cross valve (2) also comprises C interface, E interface and S interface, described C interface connects wind side finned heat exchanger (4), described E interface connects water-side heat (5), described S interface is connected with described vapour liquid separator (3), it is characterized in that: be provided with two-way heating power expansion valve (9) between described wind side finned heat exchanger (4) and the water-side heat (5), described two-way heating power expansion valve (9) is connected with temperature-sensitive bag (72), and described temperature-sensitive bag (72) is located between the S interface and described vapour liquid separator (3) of described cross valve (2).
2. the air-cooled vortex cold water source pump of refrigerating and heating systems according to claim 1 is characterized in that: be provided with refrigerant charge floating tank (91) between described two-way heating power expansion valve (9) and the described water-side heat (5).
3. the air-cooled vortex cold water source pump of refrigerating and heating systems according to claim 1 is characterized in that: the heat exchanger tube diameter d that described wind side finned heat exchanger (4) adopts is: 7mm≤d＜9.52mm.
4. the air-cooled vortex cold water source pump of refrigerating and heating systems according to claim 1 is characterized in that: described water-side heat (5) employing shell and tube exchanger or double pipe heat exchanger or plate type heat exchanger.
5. the air-cooled vortex cold water source pump of refrigerating and heating systems according to claim 1, it is characterized in that: described framework (10) is a single module structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201099842U CN201053784Y (en) | 2007-05-29 | 2007-05-29 | Wind-cooling vortex cool water heat pump set of refrigeration and heat system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201099842U CN201053784Y (en) | 2007-05-29 | 2007-05-29 | Wind-cooling vortex cool water heat pump set of refrigeration and heat system |
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| Publication Number | Publication Date |
|---|---|
| CN201053784Y true CN201053784Y (en) | 2008-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201099842U Expired - Lifetime CN201053784Y (en) | 2007-05-29 | 2007-05-29 | Wind-cooling vortex cool water heat pump set of refrigeration and heat system |
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| CN (1) | CN201053784Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374125A (en) * | 2014-11-04 | 2015-02-25 | 珠海格力电器股份有限公司 | Air conditioner control method and air conditioner system device |
| CN109579359A (en) * | 2019-01-14 | 2019-04-05 | 重庆大学 | A kind of heat pump unit cooling water parallel connection recuperation of heat utilizes system |
-
2007
- 2007-05-29 CN CNU2007201099842U patent/CN201053784Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374125A (en) * | 2014-11-04 | 2015-02-25 | 珠海格力电器股份有限公司 | Air conditioner control method and air conditioner system device |
| CN109579359A (en) * | 2019-01-14 | 2019-04-05 | 重庆大学 | A kind of heat pump unit cooling water parallel connection recuperation of heat utilizes system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG DUNAN MECHANICAL + ELECTRICAL SCIENCE CO. Free format text: FORMER OWNER: DUNAN ARTIFICIAL ENVIRONMENTAL APPARATUS CO., LTD., ZHEJIANG PROV. Effective date: 20090508 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090508 Address after: Zhuji City, Zhejiang province shop Town Industrial Zone, zip code: 311835 Patentee after: Zhejiang Dunan Electromechanical Technology Co.,Ltd. Address before: Zhejiang City, Zhejiang Province town of Zhuji industrial security zone environmental protection equipment Limited by Share Ltd, zip code: 311835 Patentee before: Zhejiang Dun'an Artificial Environment Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080430 |
|
| CX01 | Expiry of patent term |