CN202013056U - Oil-gas separating device inside condenser - Google Patents
Oil-gas separating device inside condenser Download PDFInfo
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- CN202013056U CN202013056U CN2010206494286U CN201020649428U CN202013056U CN 202013056 U CN202013056 U CN 202013056U CN 2010206494286 U CN2010206494286 U CN 2010206494286U CN 201020649428 U CN201020649428 U CN 201020649428U CN 202013056 U CN202013056 U CN 202013056U
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Abstract
The utility model relates to an oil-gas separating device inside a condenser. The oil-gas separating device inside the condenser is disposed at the upper part of the cylinder of the condenser in an inclined manner, and comprises an arc-shaped housing at the upper part of the device, a plane bottom channel board at the bottom of the device and two side boards. An air inlet pipe is disposed over the oil-gas separating device. Oil outlet pipes are arranged at the inclined bottom of the oil-gas separating device. An oil separating device is arranged inside the oil-gas separating device. Two or more than two outlet channels are disposed above the bottom channel board, and are also located at two sides of the oil separating device. The oil-gas separating device has a simple structure, a small volume, and exhibits a fine effect of separating and oil return so that a refrigerant after oil and gas separation can uniformly flows and the amount of the refrigerant in the cylinder of the condenser is uniformly distributed, thereby improving heat exchange efficiency of the refrigerant in the condenser, wherein the heat exchange efficiency can be increased 5 to 10%.
Description
Technical field
The utility model relates to employed gas and oil separating plant in a kind of refrigerated air-conditioning system, and particularly a kind of gas and oil separating plant that is built in condenser inside belongs to the refrigeration and air-conditioning technical field.
Background technology
Sustainable growth along with the Chinese national economy construction, air conditioner refrigerating technology being applied in nation-building and the daily life more and more widely, in advocating environment protection and energy-conservation modern society, as the requisite part-condenser of air-conditioning, how can reach high efficiency on the basis of energy-conserving and environment-protective, be important target in the present air-conditioning production and selling.
In refrigeration system, except centrifugal compressor, all refrigeration compressors all will use oil to come lubricate compressors, and realize the sealing of machinery in compression process.For the high efficiency running that guarantees compressor, oil is very important, but also can have a negative impact to intrasystem heat exchange.
In the water-cooling screw rod unit, refrigerant enters condenser through the gas that becomes high pressure-temperature after the compressor compresses, and when the gas of HTHP entered condenser, the lubricating oil of compressor also can part be taken out of by gas, enters condenser.Lubricating oil in the compressor is taken out of, causes because lacking lubricating oil also can the function of whole air-conditioning system being impacted the press damage except meeting causes compressor, and any long-pending oil all can cause the function of system to reduce in the system.So in order to make the least possible press oil enter system, need between compressor and condenser, increase gas and oil separating plant, filtration by this gas and oil separating plant reduces the oil content in the refrigerant, speed reduced after gases at high pressure entered oil content, make the screen pack in the oil content can catch the oil that refrigerant vapour carries, the oil of catching forms oil droplet, drop to the bottom of oil eliminator, utilize pressure that oil pressure is returned compressor through oil returning tube then, entering condenser through the refrigerant that filters cools off again, become the high pressure low temperature subcooled liquid, behind expansion valve, enter evaporimeter again.
In existing screw rod unit, generally adopt the mode that oil eliminator and condenser are set separately, oil eliminator is arranged on separately between compressor and the condenser, is serially connected with on the high-temperature exhaust pipe of compressor.The mode of this external oil eliminator can make whole cooling unit pipe-line system complexity, and overall volume is huge, Energy Efficiency Ratio reduces, because more valve member need be set, the trouble point is increased, coolant leakage is serious, causes certain environmental pollution, and the same time reliability also reduces relatively.
For addressing the above problem, a kind of mode that oil eliminator is built in condenser shell inside has been proposed in the prior art, as notification number be CN101270945 Chinese patent " embedded oil separating condenser device and using method " and in disclosed, oil is separated system and condensation tube bank to be arranged in the same horizontal steel cylinder, oil separation system has adopted the bi-directional secondary separator, oil eliminator is by arc housing, bottom cut board and side seal board are formed, comprise air inlet pipe and escape pipe, escape pipe is arranged on the both sides of oil eliminator, after high temperature and high pressure gas enters from the oil eliminator air inlet, enter condenser through the gas outlet from the oil eliminator two ends after the screen pack filtration of working out by wire netting.Such air stream outlet mode causes the refrigerant of the top of condenser pipe in the condenser inhomogeneous easily, causes in the condenser coolant quantity difference in the middle of the both sides refrigerant and cylindrical shell bigger, thereby influences the raising of the heat exchange efficiency of condenser integral body.
Summary of the invention
The utility model main purpose is to address the above problem and is not enough, and a kind of gas and oil separating plant that is built in condenser is provided, and it can realize that gas evenly flows in the condenser, further improves the condenser heat exchange efficiency.
For achieving the above object, the technical solution of the utility model is:
A kind of gas and oil separating plant that is built in condenser, be obliquely installed in the top of condenser cylindrical shell, form by the circular arc housing on top, plane bottom cut board and two side plates of bottom, above described gas and oil separating plant, be provided with air inlet pipe, be provided with flowline in described gas and oil separating plant inclined bottom, inside at described gas and oil separating plant is provided with oil separating device, be provided with two or more outlet passageways on the top of described bottom cut board, described outlet passageway is arranged at the both sides of described oil separating device.
The utility model further improves and is that described outlet passageway is provided with two, is symmetricly set in the both sides of described oil separating device.
The utility model further improves and is, described oil separating device comprises two groups of screen packs, is symmetricly set in the both sides of described air inlet pipe.
Wherein, described air inlet pipe stretches to the inside of described housing near described bottom cut board place.
Distance between described two groups of screen packs is 200-350mm.
The thickness of every group of described screen pack is 180-250mm.
Carry over the both sides of two groups of described screen packs, be symmetrical arranged the gas block panel that is useful on secondary separation, leave gas flow space between described gas block panel and the described screen pack, the bottom near described bottom cut board one side between described gas block panel and described screen pack respectively is provided with a flowline.
Distance between described gas block panel and the described screen pack is 65-100mm.
Content to sum up, the gas and oil separating plant that is built in condenser described in the utility model, overall structure is simple, volume is little, separation and oil return are effective, the gas outlet of oil separating device has changed traditional mode that is arranged on both sides, the gas outlet is symmetricly set on the both sides of oil separating device bottom, so more help the even diffusion of refrigerant after the Oil-gas Separation, make the coolant quantity distribution uniform in the condenser cylindrical shell, and then having improved the heat exchange efficiency of refrigerant in condenser, heat exchange efficiency can improve 5%-10%, thereby makes the ability of whole unit obtain bigger lifting.
Description of drawings
Fig. 1 the utility model structural representation one;
Fig. 2 the utility model structural representation two;
Fig. 3 the utility model airflow direction schematic diagram.
As shown in Figure 1 to Figure 3, housing 1, bottom cut board 2, side plate 3, air inlet pipe 4, flowline 5, screen pack 6, gas block panel 7, outlet passageway 8, installing rack 9.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
The described gas and oil separating plant of present embodiment is built in the inside of the condenser of refrigeration air-conditioner unit, condenser is one horizontal columnar structured, the below of condenser inside is provided with the condensation tube bank, this gas and oil separating plant is obliquely installed in the top of condenser cylindrical shell, smooth in order to guarantee oil return, its acclivitous angle is generally 10 °-30 °, is preferably 20 °, have between the top of gas and oil separating plant and condensation tube bank and leave certain gas channel, satisfy the demand of gas flow and heat exchange.
As shown in Figure 1 to Figure 3, described gas and oil separating plant is made up of the circular arc housing 1 on top, the plane bottom cut board 2 of bottom and two side plates 3 of both sides, be provided with air inlet pipe 4 above gas and oil separating plant, this air inlet pipe 4 links with the air inlet pipe (not shown) of condenser cylindrical shell top.
Inside at gas and oil separating plant is provided with oil separating device, in the present embodiment, oil separating device comprises two groups of screen packs 6, and be symmetricly set in the both sides of air inlet pipe 4, the screen pack 6 general metal filter screens that adopt, installing rack 9 by its both sides is fixed in the housing 1, and installing rack 9 is weldingly fixed on the inwall of bottom cut board 2 and housing 1.Leave enough spaces that buffer gas flows that is used between two groups of screen packs 6.Distance between the thickness of screen pack 6 and the two groups of screen packs 6, relevant with the flow velocity of the discharge capacity of compressor and cold media gas, through simulative optimization and design repeatedly, the distance that general two groups of screen packs are 6 can be chosen between the 200-350mm, and the thickness of screen pack 6 can be chosen between the 180-250mm.
Carry over the both sides of two groups of screen packs 6, also be symmetrical arranged the gas block panel 7 that is useful on secondary separation, also to leave enough gas flow space between gas block panel 7 and the screen pack 6, with flowing of further buffer gas, be beneficial to the separation of oil, distance can be chosen between the 200-350mm between gas block panel 7 and the screen pack 6.
The inwall welding of the upper end of gas block panel 7 and housing 1 is fixing, leaves certain clearance between the bottom of gas block panel 7 and the bottom cut board 2, passes through for the refrigerant gas after the separating oil.
Through further stopping of gas block panel 7, lubricating oil in the refrigerant is separated fully, form oil droplet, fall in the collection chamber (not shown) on the bottom cut board 2 between gas block panel 7 and screen pack 6, in the bottom near bottom cut board 2 one sides a flowline 5 is set, the lubricating oil that is used for separating is back to compressor.Flowline 5 respectively is provided with one in the both sides of oil separating device.Present embodiment adopts the two-way secondary isolating construction of two groups of screen packs 6 and gas block panel 7, can increase substantially the effect of separation and oil return.
Be provided with two or more outlet passageways 8 on the top of bottom cut board 2, in the present embodiment, outlet passageway 8 is provided with two, be symmetricly set in the both sides of two gas block panels 7, through after the separating of screen pack 6 and gas block panel 7, cold media gas flows out the inner barrel that enters condenser from the outlet passageway 8 of both sides respectively, and the cooling water interior with below condensation tube bank carries out heat exchange.
Two outlet passageways 8 are symmetricly set on the both sides of this oil separating device bottom, more help evenly the flowing of refrigerant after the Oil-gas Separation, make the coolant quantity distribution uniform in the condenser cylindrical shell, strengthened the outer boiling heat transfer of pipe of refrigerant, avoided the waste of refrigerant circulation, improve the heat exchange efficiency of refrigerant in condenser, further promoted the refrigerating capacity of whole air conditioner group.
The refrigerant and the lubricating oil gas phase mixture of the high pressure superheater of being discharged by compressor are entered in the oil separating device by air inlet pipe 4, preliminary buffering through 2 pairs of air-flows of bottom cut board, cold media gas passes through screen pack 6 and gas block panel 7 equably from both sides, most of lubricating oil filters through filter screen 6 and the bump back is separated with liquid form, forming oil droplet falls in the collection chamber on the bottom cut board 2, remaining lubricating oil and refrigerant are through gas block panel 7, by changing the flow direction of lubricating oil and refrigerant, further realize the separation fully of lubricating oil.Liquid lubricating oil after the separation flows out by two flowlines 5 and enters compressor, cold media gas then two outlet passageways from the bottom cut board 28 flows out, enter in the condenser cylindrical shell, carry out heat exchange with the condensation tube bank of below, liquid refrigerants after the heat exchange, liquid outlet by condenser flows out, and enters throttling arrangement, participates in kind of refrigeration cycle.
As mentioned above, given in conjunction with the accompanying drawings scheme content can derive the similar techniques scheme.In every case be the content that does not break away from technical solutions of the utility model, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (8)
1. gas and oil separating plant that is built in condenser, be obliquely installed in the top of condenser cylindrical shell, form by the circular arc housing on top, plane bottom cut board and two side plates of bottom, above described gas and oil separating plant, be provided with air inlet pipe, be provided with flowline in described gas and oil separating plant inclined bottom, inside at described gas and oil separating plant is provided with oil separating device, it is characterized in that: be provided with two or more outlet passageways on the top of described bottom cut board, described outlet passageway is arranged at the both sides of described oil separating device.
2. the gas and oil separating plant that is built in condenser according to claim 1 is characterized in that: described outlet passageway is provided with two, is symmetricly set in the both sides of described oil separating device.
3. the gas and oil separating plant that is built in condenser according to claim 1 and 2 is characterized in that: described oil separating device comprises two groups of screen packs, is symmetricly set in the both sides of described air inlet pipe.
4. the gas and oil separating plant that is built in condenser according to claim 3 is characterized in that: described air inlet pipe stretches to the inside of described housing near described bottom cut board place.
5. the gas and oil separating plant that is built in condenser according to claim 3 is characterized in that: the distance between described two groups of screen packs is 200-350mm.
6. the gas and oil separating plant that is built in condenser according to claim 3 is characterized in that: the thickness of every group of described screen pack is 180-250mm.
7. the gas and oil separating plant that is built in condenser according to claim 3, it is characterized in that: the both sides that carry over two groups of described screen packs, be symmetrical arranged the gas block panel that is useful on secondary separation, leave gas flow space between described gas block panel and the described screen pack, the bottom near described bottom cut board one side between described gas block panel and described screen pack respectively is provided with a flowline.
8. the gas and oil separating plant that is built in condenser according to claim 7 is characterized in that: the distance between described gas block panel and the described screen pack is 65-100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206494286U CN202013056U (en) | 2010-12-09 | 2010-12-09 | Oil-gas separating device inside condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206494286U CN202013056U (en) | 2010-12-09 | 2010-12-09 | Oil-gas separating device inside condenser |
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| Publication Number | Publication Date |
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| CN202013056U true CN202013056U (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206494286U Expired - Fee Related CN202013056U (en) | 2010-12-09 | 2010-12-09 | Oil-gas separating device inside condenser |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013131522A1 (en) * | 2012-03-09 | 2013-09-12 | Danarctica Aps | Cooling system and a method for separation of oil |
| CN103398512A (en) * | 2013-07-05 | 2013-11-20 | 广东申菱空调设备有限公司 | Condenser with oil separator internally arranged |
| CN104019037A (en) * | 2014-05-23 | 2014-09-03 | 合肥通用机械研究院 | Wide range horizontal efficient oil-gas separator used for screw compressor test system |
| CN104121732A (en) * | 2014-08-19 | 2014-10-29 | 贝莱特空调有限公司 | Falling-film type efficient oil separator arranged in shell tube |
| CN104596162A (en) * | 2015-01-05 | 2015-05-06 | 麦克维尔空调制冷(武汉)有限公司 | Condenser with built-in oil separator |
| CN105571219A (en) * | 2015-12-21 | 2016-05-11 | 重庆美的通用制冷设备有限公司 | Oil separating assembly, heat exchange assembly and air-conditioning system |
| CN106196773A (en) * | 2016-07-27 | 2016-12-07 | 重庆美的通用制冷设备有限公司 | Gs-oil separator and there is its air conditioning system |
| CN107367092A (en) * | 2017-08-30 | 2017-11-21 | 重庆美的通用制冷设备有限公司 | Heat exchanger and there are its handpiece Water Chilling Units |
-
2010
- 2010-12-09 CN CN2010206494286U patent/CN202013056U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013131522A1 (en) * | 2012-03-09 | 2013-09-12 | Danarctica Aps | Cooling system and a method for separation of oil |
| US9091470B2 (en) | 2012-03-09 | 2015-07-28 | Danarctica Aps | Cooling system and a method for separation of oil |
| EA028786B1 (en) * | 2012-03-09 | 2017-12-29 | Данарктика Апс | Cooling system and method for separation of oil |
| CN103398512A (en) * | 2013-07-05 | 2013-11-20 | 广东申菱空调设备有限公司 | Condenser with oil separator internally arranged |
| CN103398512B (en) * | 2013-07-05 | 2015-11-25 | 广东申菱环境系统股份有限公司 | A kind of condenser of built-in oil eliminator |
| CN105822558B (en) * | 2014-05-23 | 2017-10-27 | 合肥通用机械研究院 | A kind of multiple branch circuit adjustable-flow gs-oil separator in parallel |
| CN104019037A (en) * | 2014-05-23 | 2014-09-03 | 合肥通用机械研究院 | Wide range horizontal efficient oil-gas separator used for screw compressor test system |
| CN104019037B (en) * | 2014-05-23 | 2016-03-02 | 合肥通用机械研究院 | A kind of helical-lobe compressor pilot system wide-range horizontal efficient deaerator |
| CN105822558A (en) * | 2014-05-23 | 2016-08-03 | 合肥通用机械研究院 | Oil and gas separator with adjustable flow and parallel multi-branches |
| CN104121732A (en) * | 2014-08-19 | 2014-10-29 | 贝莱特空调有限公司 | Falling-film type efficient oil separator arranged in shell tube |
| CN104596162A (en) * | 2015-01-05 | 2015-05-06 | 麦克维尔空调制冷(武汉)有限公司 | Condenser with built-in oil separator |
| CN104596162B (en) * | 2015-01-05 | 2017-02-22 | 麦克维尔空调制冷(武汉)有限公司 | Condenser with built-in oil separator |
| CN105571219A (en) * | 2015-12-21 | 2016-05-11 | 重庆美的通用制冷设备有限公司 | Oil separating assembly, heat exchange assembly and air-conditioning system |
| CN105571219B (en) * | 2015-12-21 | 2018-12-18 | 重庆美的通用制冷设备有限公司 | Oily separation assembly, heat-exchanging component and air-conditioning system |
| CN106196773A (en) * | 2016-07-27 | 2016-12-07 | 重庆美的通用制冷设备有限公司 | Gs-oil separator and there is its air conditioning system |
| CN107367092A (en) * | 2017-08-30 | 2017-11-21 | 重庆美的通用制冷设备有限公司 | Heat exchanger and there are its handpiece Water Chilling Units |
| CN107367092B (en) * | 2017-08-30 | 2019-07-02 | 重庆美的通用制冷设备有限公司 | Heat exchanger and water cooler with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20161209 |