CN2208689Y - Refrigerant recovery and purify device - Google Patents
Refrigerant recovery and purify device Download PDFInfo
- Publication number
- CN2208689Y CN2208689Y CN 94241005 CN94241005U CN2208689Y CN 2208689 Y CN2208689 Y CN 2208689Y CN 94241005 CN94241005 CN 94241005 CN 94241005 U CN94241005 U CN 94241005U CN 2208689 Y CN2208689 Y CN 2208689Y
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Abstract
The utility model discloses a refrigerant recovering and purifying device which is a special device for recovering and purifying refrigerant freon of refrigerators for circulating use. The refrigerant recovering and purifying device composed of an oil separator, a refrigerating compressor, a condenser, a gas-liquid separator, a filter and a refrigerant storage tank which are connected by a pipeline and a valve can realize the non-discharge maintenance of refrigerators. Two jointing mouths of the utility model is connected with a refrigerator which is under maintenance, and a weight-electrical quantity transmitter is used to weigh the refrigerant for controlling the flow rate of the refrigerant. The utility model has the advantages of avoiding wasting resources and protecting environment with multiple maintaining functions and convenient operation.
Description
The utility model relates to a kind of refrigerant fluorine Lyons special equipment of reclaiming, purifying, recycle that can refrigeration machine is used, realizes the nothing discharging maintenance of refrigeration machine, is a kind of recovery, cleaning equipment of refrigerant specifically.
In a large number at the refrigeration machines of usefulness, as institute dress air-conditioning, refrigerator etc. in the air-conditioning adorned in the automobile, the house, use freon series refrigerant.During these refrigeration machine maintenances, often need refrigerant is discharged.Even in the existing multiple functional setss of special equipment for maintenance, all can not reclaim refrigerant, the refrigerant discharging directly into atmosphere only can only be held back lubricating oil.Because fluorine Lyons chemical composition stability can not decompose under the operating condition of common refrigeration machine.The fluorine Lyons that enters atmosphere can irreversibly damage the ozone layer, the harm earth environment; These still effective fluorine Lyons still can be utilized, and are but thrown away in vain.Caused the waste of resource and to environment damage.
The utility model purpose is to solve in the above-mentioned prior art waste and the pollution on the environment to refrigerant, a kind of special equipment that can reclaim, purify and recycle the refrigerant in the refrigeration machine is proposed, be recovery, the cleaning equipment of refrigerant, realize the nothing discharging maintenance of refrigeration machine.
Goal of the invention of the present utility model is realized by following technical scheme: this refrigerant reclaims, cleaning equipment, include high voltage interface, low-voltage interface, valve, the interface of the external refrigerator compressor of its high voltage interface back, in pass through stop valve, the liquid phase outlet of pipeline and refrigerant storage tank below is connected, interface before the external refrigerator compressor of low-voltage interface, in pass through stop valve, pipeline and oil eliminator lower interface are connected, interface passes through pipeline on the oil eliminator, stop valve, connect the import of refrigeration compressor, the outlet of refrigeration compressor is connected the tubular type condenser inlet by non-return valve and pipeline, the trumpet cooler outlet is connected with gas-liquid separator top, gas-liquid separator top also has an outlet, with pipeline and automatically reset pressure limiting valve to atmospheric exhaust, gas-liquid separator lower interface and filter inlet are connected, filter outlet is connected the import of refrigerant storage tank by pipeline and non-return valve, refrigerant storage tank top also has an interface by stop valve and pipeline and the connection of oil eliminator upper interface, and the refrigerant storage tank is connected with the weight-electric parameters transducer that can show refrigerant weight.
On the pipeline of low-voltage interface of the present utility model and high voltage interface back, be connected to Pressure gauge respectively, be used for detecting the operating pressure of the refrigeration machine that is overhauled and show maintenance process pressure.The Pressure gauge range of low-voltage interface back can hang down, and as for 15MPa can satisfy use, the Pressure gauge range of high voltage interface back can be higher, as satisfying instructions for use for 35MPa.Oil eliminator is a centrifugal structure, several tangential spouts are arranged on the lower interface tube wall, inlet tube when the refrigerant fluorine Lyons that carries lubricating oil from oil eliminator flows into, enter in the oil eliminator chamber by tangential spout, refrigerant decompression vaporization, oil is separated out exists the bottom, and when refrigerant refluxed, oil was carried return.The refrigerant that is vaporized by the filter screen before the interface on the oil eliminator, from pipeline, enters refrigeration compressor through stop valve and is compressed supercharging and becomes liquid, again by valve, pipeline, through trumpet cooler, enters gas, liquid/gas separator.For improving condensation effect, one desk fan is housed facing to condenser.On the lower interface of gas, liquid/gas separator ball float is housed, floats with the liquid level height is upper and lower, to control down the switch of outlet.Filter screen and adsorbent are housed in the filter, filter out solid impurity and moisture, the interior adsorbent sensor of also putting when the approaching saturated bad time spent of adsorbent, can be changed, and filter screen also can be changed.Between refrigeration compressor and condenser, pick out an arm, and be connected to stop valve.
The utility model is applicable to the maintenance of freon series worker matchmaker refrigeration machine, refrigerant can be reclaimed, purifies and recycles.The maintenance of particularly suitable air conditioning for automobiles can be finished series operations such as discharging, flushing, filling, adjustment in closed circuit mode.In the overall process, refrigerant only shifts through flexible pipe between refrigeration machine and the utility model, refrigerant enters recovery, the cleaning equipment of this refrigerant by refrigeration machine, separates, is stored in the refrigerant storage tank after the purified treatment such as gas separates, solid shape impurity filtering and adsorbent dehydration standby through oil.When refrigerant during by the recovery of this refrigerant, cleaning equipment backfill refrigeration machine, refrigerant divides two-way from the refrigerant storage tank, and one the road flows to oil eliminator, in oil eliminator, lubricating oil is carried return, and another route refrigerant storage tank bottom directly enters refrigeration machine by interface through pipeline, valve.The consumption of refrigerant can show weight by the weight that is connected with the refrigerant storage tank-electric parameters transducer.The utility model also possesses other maintenance functions, as forvacuum, purifies stroke, and filling refrigerant replenishes refrigerant, and operating mode detects, standby refrigerant store into and the refrigerant upper limit or lower limit warning, interior pressure volitional check etc.
The utility model has the advantages that having solved existing refrigeration machine maintenance process enters atmosphere to refrigerant, cause the waste of resource and, can reclaim, purify the refrigerant in the refrigeration machine, and can recycle, realize the nothing discharging maintenance of refrigeration machine the pollution of atmosphere.Avoid the wasting of resources, protected environment, had multiple maintenance function, rational in infrastructure, easy to operate, be easy to promote the use of.
Embodiment of accompanying drawings:
Fig. 1 is that refrigerant reclaims, the cleaning equipment structural representation,
Electrical equipment control program list when Fig. 2 is operation.
The recovery of this refrigerant, cleaning equipment are by oil eliminator (2), refrigeration compressor (3), condenser (4), gas-liquid separator (6), filter (7), refrigerant storage tank (8), connect to form via pipeline and valve (13), (14), two interfaces are arranged, (1) and (14), be hickey, can be connected by the maintenance joint valve of flexible pipe and air conditioner.(11) be one and connect the stroke pressure table, indication range is-01～08MPa, is used to detect low pressure (suction) pressure of compressor of air conditioner.Pressure gauge (12) indication range is-01～32MPa, is used to detect the discharge pressure of compressor of air conditioner.5 stop valves (13) are the electric double-way stop valve, and 2 non-return valves (14) prevent the refrigerant reverse flow.Oil eliminator (2) volume is 075 liter.The refrigerant that needs to purify is entered by oil eliminator bottom pipe, side at pipe has 5 tangential spouts, refrigerant becomes mist to enter the oil eliminator inner chamber by spout, and entrained lubricating oil is trapped in the oil eliminator bottom, and refrigerant is then through top outlet discharge.The oil that is atomized and other impurity are come together in the bottom by the preceding copper wire filter screen filtration resistance of oil eliminator outlet.Refrigeration compressor (3) power is 400 watts.Trumpet cooler (4) will be through the refrigerant cooling cooling after refrigeration compressor (3) compression, and in order to accelerate cooling, the next door is placed with fan.A ball-cock assembly is arranged, the outlet of control bottom in the gas-liquid separator (6).When entering liquid cryogen in the gas-liquid separator by the top and accumulate in inner chamber, ball float is floated, port opening, liquid cryogen is flowed out by the bottom, when being lower than when limiting the quantity of, port closing, if refrigeration compressor continues operation, delivering liquid refrigerant in gas-liquid separator (6), gas-liquid separator (6) internal pressure raises, when being higher than certain pressure, the gas that accumulates in gas-liquid separator (6) top will be discharged from automatically reset pressure limiting valve (10).The opening pressure that this equipment is set up is 25MPa.Filter is equipped with dismountable filter screen and molecular sieve in (7), removes solid impurity and water in the refrigerant.Also adorn a moisture sensor in the filter, close on when saturated, send alarm signal when the molecular sieve adsorption amount.Refrigerant storage tank (6) has an inlet and two outlets, and weight-electric parameters transducer also is housed on the support of storage tank, so that the weight of weighing cold-producing medium.This refrigerant storage tank weighs 12 kilograms, and interior 4 kilograms of the refrigerant that often contain, unnecessary capacity are used for reclaiming, storing.When being refrigeration machine filling refrigerant, the gaseous refrigerant on refrigerant storage tank (6) top is via stop valve F
5(13) control, the oil eliminator of flowing through (2) is flowed out by low-voltage interface (1), and the oil that will accumulate in the oil eliminator bottom carries and return to refrigeration machine, and the liquid cryogen of refrigerant tank bottom is through stop valve F
3(13) high voltage interface (14) is to the quick filling of refrigeration machine.
Claims (5)
1, a kind of refrigerant recovery, cleaning equipment, include high voltage interface, low-voltage interface, valve, the interface that it is characterized in that the external refrigerator compressor of high voltage interface back, interior liquid phase outlet by stop valve, pipeline and refrigerant storage tank below is connected, interface before the external refrigerator compressor of low-voltage interface, interior by stop valve, pipeline and the connection of oil eliminator lower interface, the import that interface is connected refrigeration compressor by pipeline, stop valve on the oil eliminator; The outlet of refrigeration compressor is connected the tubular type condenser inlet by non-return valve and pipeline, the trumpet cooler outlet is connected with gas-liquid separator top, gas, liquid/gas separator top also have an outlet, arrange to atmosphere with pipeline and automatically reset pressure limiting valve, gas, liquid/gas separator lower interface and filter inlet are connected, filter outlet is connected the import of refrigerant storage tank by pipeline and non-return valve, refrigerant storage tank top also has an interface by stop valve and pipeline and the connection of oil eliminator upper interface, and the refrigerant storage tank is connected with the weight-electric parameters transducer that can show weight.
2, according to the described refrigerant recovery of claim 1, cleaning equipment, it is characterized in that on the pipeline of low-voltage interface and high voltage interface back, being connected to Pressure gauge respectively.
3, according to the described refrigerant recovery of claim 1, cleaning equipment, it is characterized in that oil eliminator is a centrifugal structure, tangential spout is arranged on the lower interface tube wall, last interface is equipped with filter screen.
4, according to the described refrigerant of claim 1 reclaim, purifier, it is characterized in that on the lower interface of gas, liquid/gas separator ball float being housed, float to control down gate out switch with the liquid level height is upper and lower.
5, according to the described refrigerant recovery of claim 1, purifier, it is characterized in that outside condenser, being equipped with the fan of an acceleration condenser heat radiation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94241005 CN2208689Y (en) | 1994-07-18 | 1994-07-18 | Refrigerant recovery and purify device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94241005 CN2208689Y (en) | 1994-07-18 | 1994-07-18 | Refrigerant recovery and purify device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2208689Y true CN2208689Y (en) | 1995-09-27 |
Family
ID=33847883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94241005 Expired - Fee Related CN2208689Y (en) | 1994-07-18 | 1994-07-18 | Refrigerant recovery and purify device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2208689Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100432582C (en) * | 2005-07-19 | 2008-11-12 | 东京毅力科创株式会社 | Water removal apparatus and inspection apparatus including same |
| CN102268982A (en) * | 2011-06-16 | 2011-12-07 | 西北工业大学 | Equal-dryness wet steam distributor |
| CN103134251A (en) * | 2013-02-08 | 2013-06-05 | 甘小琴 | Monitoring system and monitoring method of air conditioning refrigerant recovery and filling device |
| CN104697256A (en) * | 2015-03-17 | 2015-06-10 | 睿能太宇（沈阳）能源技术有限公司 | Process for recovering residual gas refrigerant in heat pump system manufacturing process |
| CN107763905A (en) * | 2016-08-19 | 2018-03-06 | 青岛海尔空调电子有限公司 | Refrigerant cleaning device and the multi-online air-conditioning system containing the device |
-
1994
- 1994-07-18 CN CN 94241005 patent/CN2208689Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100432582C (en) * | 2005-07-19 | 2008-11-12 | 东京毅力科创株式会社 | Water removal apparatus and inspection apparatus including same |
| CN102268982A (en) * | 2011-06-16 | 2011-12-07 | 西北工业大学 | Equal-dryness wet steam distributor |
| CN102268982B (en) * | 2011-06-16 | 2014-10-15 | 西北工业大学 | Equal-dryness wet steam distributor |
| CN103134251A (en) * | 2013-02-08 | 2013-06-05 | 甘小琴 | Monitoring system and monitoring method of air conditioning refrigerant recovery and filling device |
| CN104697256A (en) * | 2015-03-17 | 2015-06-10 | 睿能太宇（沈阳）能源技术有限公司 | Process for recovering residual gas refrigerant in heat pump system manufacturing process |
| CN107763905A (en) * | 2016-08-19 | 2018-03-06 | 青岛海尔空调电子有限公司 | Refrigerant cleaning device and the multi-online air-conditioning system containing the device |
| CN107763905B (en) * | 2016-08-19 | 2020-01-17 | 青岛海尔空调电子有限公司 | Refrigerant cleaning device and multi-split air conditioning system comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |