CN205425181U - Cooler air -conditioner return circuit - Google Patents
Cooler air -conditioner return circuit Download PDFInfo
- Publication number
- CN205425181U CN205425181U CN201620251840.XU CN201620251840U CN205425181U CN 205425181 U CN205425181 U CN 205425181U CN 201620251840 U CN201620251840 U CN 201620251840U CN 205425181 U CN205425181 U CN 205425181U
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- CN
- China
- Prior art keywords
- throttling element
- throttle
- condenser
- vaporizer
- intercommunication
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a cooler air -conditioner return circuit, the single -cold type intermediate temperature air -conditioning system comprises a compressor, condensers, a throttling element, an evaporator, flow controller and the 2nd throttling element, the flow controller is the cavity cavity, and built -in there is a throttle pipe, the one end of flow controller is equipped with the entry that communicates with the condenser, be equipped with the 3rd throttling element between entry and the condenser, the other end of flow controller is equipped with the first export that communicates with the evaporimeter respectively, second export with the 2nd throttling element's one end intercommunication, an intercommunication throttling element between first export and the evaporimeter, the 2nd throttling element's the other end and the one end of throttle pipe intercommunication, the other end of throttle pipe loops through vapour and liquid separator's gaseous state export, check valve intercommunication compressor, vapour and liquid separator's liquid export and throttling element intercommunication, condensers, the evaporimeter corresponds the intercommunication compressor. The utility model discloses simple structure when improving heat exchange efficiency, has improved the energy efficiency ratio.
Description
Technical field
This utility model belongs to air-conditioning refrigeration system field, particularly to the throttling arrangement of a kind of refrigeration system.
Background technology
Existing air-conditioning refrigeration system is generally formed refrigeration cycle by condenser, throttling arrangement, vaporizer, compressor, the high pressure gaseous coolant that compressor is discharged condenses into high temperature high pressure liquid at condenser, and throttles into low temperature low pressure gas through throttling arrangement and enter vaporizer and complete kind of refrigeration cycle.Under normal circumstances, in order to improve the degree of supercooling of coolant need strengthen condenser condensation area to reach the purpose that coolant is supercool, but but have impact on the Energy Efficiency Ratio of whole refrigeration system.
Utility model content
The purpose of this utility model is to provide for the air conditioner refrigerating loop that a kind of heat exchange efficiency is high, Energy Efficiency Ratio is high.
According to an aspect of the present utility model, provide air conditioner refrigerating loop, including compressor, condenser, first throttle part, vaporizer, reducer and the second throttling element, reducer is hollow cavity, and it is built-in with throttle pipe, one end of reducer is provided with the entrance connected with condenser, the 3rd throttling element it is provided with between entrance and condenser, the other end of reducer is respectively equipped with the first outlet connected with vaporizer, the second outlet connected with one end of the second throttling element, first exports and connects first throttle part between vaporizer, the other end of the second throttling element connects with one end of throttle pipe, the other end of throttle pipe passes sequentially through the gaseous state outlet of gas-liquid separator, check valve connection compressor, the liquid outlet of gas-liquid separator connects with first throttle part, condenser, vaporizer correspondence connection compressor.
Compressor, condenser, first throttle part, a vaporizer throttling refrigeration closed circuit of composition, it is inserted in the reducer of throttle pipe, the second throttling element and the 3rd throttling element and forms a secondary throttle recooling device throttling refrigeration closed circuit of access, such that it is able to reduce the heat exchange area of condenser, improve refrigerating efficiency, improve the Energy Efficiency Ratio of whole refrigeration system.
In some embodiments, between the 3rd throttling element and condenser, it is provided with the first electromagnetic valve, connects first throttle part by the second electromagnetic valve between the first electromagnetic valve and condenser, between first throttle part and vaporizer, be provided with device for drying and filtering.Thus, the fine impurities of throttling refrigeration closed circuit can pass through device for drying and filtering, when flowing into first throttle part, close the first electromagnetic valve, secondary throttle recooling device is closed, and open the second electromagnetic valve, impurity is blown out by the High Temperature High Pressure cold media gas utilizing condenser to flow out from first throttle part, prevents blocking.
In some embodiments, first throttle part is throttle capillary tube.Thus, compressor, condenser, first throttle part, a vaporizer throttling refrigeration closed circuit of composition are defined.
In some embodiments, the second throttling element is throttle capillary tube.Thus, coolant again through the throttling of a throttle capillary tube, improves restriction effect after the hollow cavity of reducer flows out.
In some embodiments, the 3rd throttling element is electric expansion valve.Thus, first throttle part, the second throttling element, the 3rd throttling element are respectively the combination of throttle capillary tube, throttle capillary tube, electric expansion valve, improve restriction effect.
This utility model simple in construction, while improving heat exchange efficiency, improves Energy Efficiency Ratio.
Accompanying drawing explanation
Fig. 1 is the structural representation in the air conditioner refrigerating loop of this utility model one embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail.
nullAs shown in Figure 1，This air conditioner refrigerating loop includes compressor 1、Condenser 2、First throttle part 3、Vaporizer 4、Reducer 5 and the second throttling element 6，Reducer 5 is hollow cavity，And it is built-in with throttle pipe 7，One end of reducer 5 is provided with the entrance 51 connected with condenser 2，The 3rd throttling element 8 it is provided with between entrance 51 and condenser 2，The other end of reducer 5 is respectively equipped with the first outlet 52 connected with vaporizer 4、The second outlet 53 connected with one end of the second throttling element 6，First throttle part 3 is connected between first outlet 52 and vaporizer 4，The other end of the second throttling element 6 connects with one end of throttle pipe 7，The other end of throttle pipe 7 passes sequentially through the gaseous state outlet 91 of gas-liquid separator 9、Check valve 10 connects compressor 1，The liquid outlet 92 of gas-liquid separator 9 connects with first throttle part 3，Condenser 2、Vaporizer 4 corresponding connection compressor 1.It is provided with the first electromagnetic valve 11 between 3rd throttling element 8 and condenser 2, connects first throttle part 3 by the second electromagnetic valve 12 between the first electromagnetic valve 11 and condenser 2, between first throttle part 3 and vaporizer 4, be provided with device for drying and filtering 13.First throttle part the 3, second throttling element the 6, the 3rd throttling element 8 is respectively throttle capillary tube, throttle capillary tube, electric expansion valve.
Above-mentioned compressor 1, condenser 2, first throttle part 3, vaporizer 4 form a throttling refrigeration closed circuit, and reducer the 5, second throttling element 6 and the 3rd throttling element 8 that are inserted in throttle pipe 7 form secondary throttle recooling device and access a throttling refrigeration closed circuit.
Close the first electromagnetic valve 11, secondary throttle recooling device is closed, and open the second electromagnetic valve 12, the fine impurities of an above-mentioned throttling refrigeration closed circuit can pass through device for drying and filtering 13, when flowing into first throttle part 3, impurity is blown out by the High Temperature High Pressure cold media gas utilizing condenser 2 to flow out from first throttle part 3, prevents blocking.
Close the second electromagnetic valve 12, above-mentioned secondary throttle recooling device is started working, entering the hollow cavity in reducer 5 from the entrance 51 of condenser 2 High Temperature High Pressure coolant liquid warp knuckle stream device 5 out and carry out heat exchange, then from first outlet the 52, second outlet 53 outflow, a point two-way throttles:
The first via: the coolant of the second outlet 53 outflow flows into throttle pipe 7 after the second throttling element 6 (i.e. throttle capillary tube) throttling, heat exchange is carried out with the High Temperature High Pressure coolant liquid in reducer 5, then gas-liquid separator 9 is flowed into, 9 isolated gaseous coolants of gas-liquid separator flow directly back into the suction nozzle of compressor 1 from gaseous state outlet 91 and check valve 10, and liquid refrigerants filters entrance vaporizer 4 from liquid outlet 92 through first throttle part 3 (i.e. throttle capillary tube) throttling and device for drying and filtering 13 and is evaporated.
Second tunnel: the coolant of the first outlet 52 outflow filters entrance vaporizer 4 through first throttle part 3 (i.e. throttle capillary tube) throttling and device for drying and filtering 13 and is evaporated.
Above-mentioned two-way throttle style, reduces the heat exchange area of condenser 2, improves refrigerating efficiency, improve the Energy Efficiency Ratio of whole refrigeration system.
Above-described is only embodiments more of the present utility model.For the person of ordinary skill of the art, on the premise of creating design without departing from this utility model, it is also possible to making some deformation and improvement, these broadly fall into protection domain of the present utility model.
Claims (5)
- null1. air conditioner refrigerating loop，It is characterized in that，Including compressor (1)、Condenser (2)、First throttle part (3)、Vaporizer (4)、Reducer (5) and the second throttling element (6)，Described reducer (5) is hollow cavity，And it is built-in with throttle pipe (7)，One end of described reducer (5) is provided with the entrance (51) connected with described condenser (2)，The 3rd throttling element (8) it is provided with between described entrance (51) and described condenser (2)，The other end of described reducer (5) is respectively equipped with the first outlet (52) connected with described vaporizer (4)、The second outlet (53) connected with one end of described second throttling element (6)，First throttle part (3) is connected between described first outlet (52) and described vaporizer (4)，The other end of described second throttling element (6) connects with one end of described throttle pipe (7)，The other end of described throttle pipe (7) passes sequentially through gaseous state outlet (91) of gas-liquid separator (9)、Check valve (10) connection compressor (1)，The liquid outlet (92) of described gas-liquid separator (9) connects with described first throttle part (3)，Described condenser (2)、Vaporizer (4) corresponding connection compressor (1).
- Air conditioner refrigerating loop the most according to claim 1, it is characterized in that, it is provided with the first electromagnetic valve (11) between described 3rd throttling element (8) and described condenser (2), connect first throttle part (3) by the second electromagnetic valve (12) between described first electromagnetic valve (11) and described condenser (2), between described first throttle part (3) and described vaporizer (4), be provided with device for drying and filtering (13).
- Air conditioner refrigerating loop the most according to claim 1 and 2, it is characterised in that described first throttle part (3) is throttle capillary tube.
- Air conditioner refrigerating loop the most according to claim 3, it is characterised in that described second throttling element (6) is throttle capillary tube.
- Air conditioner refrigerating loop the most according to claim 4, it is characterised in that described 3rd throttling element (8) is electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620251840.XU CN205425181U (en) | 2016-03-29 | 2016-03-29 | Cooler air -conditioner return circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620251840.XU CN205425181U (en) | 2016-03-29 | 2016-03-29 | Cooler air -conditioner return circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205425181U true CN205425181U (en) | 2016-08-03 |
Family
ID=56521778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620251840.XU Withdrawn - After Issue CN205425181U (en) | 2016-03-29 | 2016-03-29 | Cooler air -conditioner return circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205425181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674407B (en) * | 2016-03-29 | 2018-09-25 | 广东美博制冷设备有限公司 | Air conditioner refrigerating circuit |
-
2016
- 2016-03-29 CN CN201620251840.XU patent/CN205425181U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674407B (en) * | 2016-03-29 | 2018-09-25 | 广东美博制冷设备有限公司 | Air conditioner refrigerating circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 528308 Guangdong Province, Foshan city Shunde District Lunjiao Street office Xi Yong Cun Wei Hui Wei Road 18 No. three Patentee after: GUANGDONG MBO REFRIGERATION EQUIPMENT CO., LTD. Address before: 528000, Foshan, Nanhai District, Songgang Town, the town of Pine Industrial Park, science and Technology Road (office building), one of the office of the two floor of the office of the office of the office of the town of Guangdong Patentee before: GUANGDONG MBO REFRIGERATION EQUIPMENT CO., LTD. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160803 Effective date of abandoning: 20180925 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160803 Effective date of abandoning: 20180925 |