CN2454173Y - Automatic air-conditioner repairing machine - Google Patents
Automatic air-conditioner repairing machine Download PDFInfo
- Publication number
- CN2454173Y CN2454173Y CN 00232599 CN00232599U CN2454173Y CN 2454173 Y CN2454173 Y CN 2454173Y CN 00232599 CN00232599 CN 00232599 CN 00232599 U CN00232599 U CN 00232599U CN 2454173 Y CN2454173 Y CN 2454173Y
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- evaporator
- air conditioning
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Abstract
The utility model discloses an automobile air-conditioner repairing machine, which comprises a refrigerant reclaiming device, a refrigerant regenerating device, a refrigerant extracting device and a refrigerant filling device; all the devices are mutually connected into one body through an evaporator and a three-way magnetic valve. The utility model is composed of the refrigerant reclaiming device, the refrigerant regenerating device, the refrigerant extracting device, the refrigerant filling device, the evaporator, the three-way magnetic valve, a compressed air pressure tank and a detergent kettle, wherein, the evaporator and the three-way magnetic valve are connected with an air source; the air source is orderly connected with a condenser, an air storage tank, a water removing filter and a water drying chamber through valves. The machine can carry out evacuation, pressurization, a leakage check and a clean-up on an automobile air-conditioner, and in addition, can also reclaim, regenerate and fill a refrigerant. The machine, which can be conveniently used, has a cheap price. The utility model can reduce the problem of the discharge of freon in the repairing industry.
Description
The utility model relates to a kind of docking facility of fefrigerator, and particularly a kind of refrigerant to air conditioning for automobiles reclaims, purifies and fill and refrigerating apparatus is carried out the air conditioning for automobiles workover rig of leak diagnostics and the cleaning of refrigeration system internal duct.
Air conditioning for automobiles docking facility at present commonly used is as US Patent 5095713, Chinese patent 97222056,93106020,91215861 are described.Equipment is made up of gauge outfit, valve member, evaporator, condenser, oil extractor, liquid storing barrel etc., can carry out refrigerant-recovery, regeneration and filled to refrigerating apparatus; But in actual maintenance work, a large amount of problems of contact are that the refrigerant of refrigeration system is sewed, the system pipeline in-to-in pollutes and dirty stifled problem, need the cleaning apparatus of system's leak test plant and system pipeline easily in the real work, but present air conditioning for automobiles docking facility there are not this two functions; And leak hunting method commonly used has following several: 1. tracer method: add tracer in the system of having leaked refrigerant, to the filled refrigerant of system, use purpose made tracer lamp irradiation system pipeline then again, have blue-fluorescence in the place of sewing.The refrigerant that this method fills in system is generally all from sewing effusion, and especially some big system refrigerant charging amounts are big, cause very big waste, and contaminated environment, and tracer and tracer lamp generally all need import in addition, cost an arm and a leg.2. electronics leak detection: adopt electronic leak detector, at this moment also need to fill refrigerant, check with electronic leak detector that then in the place of sewing, leak locator can give the alarm to the system of sewing.This way is except wasting the refrigerant, and maximum problem is that the Electronic Nose life-span of leak locator is short, generally uses less than 2 years.3. drying nitrogen leak detection: with the drying nitrogen leak detection is a good method, not waste and pollution, but drying nitrogen needs the high-pressure cylinder splendid attire, transportation inconvenience, and price is also higher, has influenced actual universal use.
The purpose of this utility model provides a kind of later-model air conditioning for automobiles workover rig, and this machine also has system is hunted leak, cleaning function except functions such as can reclaiming the refrigerant in the automotive air-conditioning system, regenerate, fill, find time.
The technical solution of the utility model realizes in the following manner:
A kind of air conditioning for automobiles workover rig, it comprises refrigerant recovering apparatus, refrigerant reclaiming scrap, evacuator, filling device, all devices are connected to one by evaporator and three-way magnetic valve, wherein be connected with the leak detection washing equipment with evaporator and three-way magnetic valve, the leak detection washing equipment mainly by the vapour source, by valve and source of the gas bonded assembly condenser successively, storage tank, except that forming in water filter, moisture drying chamber, moisture drying chamber one end is connected high voltage interface, and the other end links to each other with evacuator.
Be connected with between storage tank, moisture drying chamber by head tank, purging medium kettle, head tank, purging medium kettle and leakage detection apparatus are formed washing equipment jointly.
The moisture drying chamber mainly is made up of temperature booster, water absorbing agent, lining, temperature sensor, shell, end cap, and its water absorbing agent is positioned at the middle part of shell, and two ends have formed the space by metal gauze and lining and end cap.
The middle part of water absorbing agent is provided with temperature booster and temperaturecontrol sensor.
Source of the gas is an air compressor.
On air compressor, be connected with water filter and quick coupling.
The storage tank upper end is connected with the overflow control cock, and the lower end is connected with sluicing valve, is connected with electromagnetic valve between storage tank and the moisture drying chamber, connects a valve between moisture drying chamber and the high voltage interface.
Be connected with hand valve on the connection pipe of head tank upper end, the lower end connects valve;
Be connected with valve between purging medium kettle and the head tank;
Good effect of the present utility model is: novel, simple in structure, multiple functional, can finish the finding time, suppress leak detection, clean of automotive air-conditioning system, and can also reclaim regeneration and filling simultaneously to refrigerant; Suppress leak detection and utilized pressurized air to replace nitrogen, almost do not have what cost,, remove the moisture in the pressurized air more completely, prevented the harm of moisture a/c system by to compressed-air actuated three filtrations; And easy to use, cheap, can reduce the discharging in fluorine Lyons in the maintenance industry greatly after promoting, reduce pollution to air environment.
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is a structural principle scheme drawing of the present utility model.
Fig. 2 is the moisture drying chamber sectional structure scheme drawing in the utility model.
As seen from Figure 1, refrigerant recovering apparatus of the present utility model mainly comprises jar 11, is connected with condenser 9 in turn with jar 11, reclaims compressor 7, device for drying and filtering 6, and device for drying and filtering 6 is connected with evacuator by three-way magnetic valve 16;
The refrigerant reclaiming scrap mainly is made of jointly the evaporator 5 and the refrigerant recovering apparatus that are communicated with jar 11, and evaporator 5 links to each other with low-voltage interface 2, high voltage interface 38 by valve (3,4);
Evacuator mainly is made of jointly vacuum pump 17 that links to each other with three-way magnetic valve and evaporator 5;
Three-way magnetic valve 16 1 ends are connected with refrigerant recovering apparatus, an end is connected with vacuum pump 17, the other end is connected with evaporator 5;
Filling device is formed jointly by the jar 11 that links to each other with evaporator 5 respectively and with evaporator bonded assembly new refrigerant jar 19; Jar 11 is connected the back with new system new refrigerant jar and is connected with evaporator 5 by a flow counter; But, cause the high architectural feature of machine cost thereby change the original electronic scale of below refrigerant tank, adorning with flow counter accurate measurement refrigerant amount.
The leak detection washing equipment is mainly by the compressor as source of the gas 29, pass through valve bonded assembly condenser 30 successively with compressor, storage tank 31, remove water filter 33, moisture drying chamber 35 is formed, moisture drying chamber 35 1 ends are connected between evaporator 5 and the high voltage interface 38, the other end is connected between three-way magnetic valve 16 and the vacuum pump 17 by valve, at storage tank 31, remove between the water filter 33 and be connected with purging medium head tank 24, be connected with purging medium kettle 21 on the head tank 24, head tank 24, purging medium kettle 21 is formed washing equipment jointly with leakage detection apparatus, is connected with water filter 28 and quick coupling 27 on air compressor 29;
As shown in Figure 1, low crimping 2 places on the connection pipe on the slave unit maintenance interface, high voltage interface 38 places, high voltage interface 38 places are connected with high pressure gauge 39, low-voltage interface 2 places are connected with low-pressure meter 2.
It can also be seen that by Fig. 1, refrigerant-recovery principle of the present utility model is: open valve 3 and valve 4, shutoff valve (36,18,15), refrigerant is by valve 3, valve 4, evaporator 5, three-way magnetic valve 16, device for drying and filtering 6, recovery compressor 7, condenser 9, valve 10 are recovered in the jar 11, and the noncondensable gas in the removal process can be got rid of by valve 8.
The refrigerant regeneration principle is: valve 10,12 leaves, valve (3,4,36,18,15) closes, refrigerant cycles through the moisture of filter 6 absorption refrigeration agent and other objectionable constituent through valve 12, evaporator 5, electromagnetic valve 16, filter 6, compressor 7, condenser 9 and regenerates, but whether humidity gauge 13 pilot block system cryogens are qualified.
The principle of finding time is: valve (3,4) leaves, and valve (36,15,18) closes, and triple valve 16 is connected vacuum pump 17, starts vacuum pump 17.
Filled principle is: can fill to a/c system from recycling can 11 and new refrigerant jar 19 respectively.Shutoff valve (36,4).Fill from 11, open valve (12,3), shutoff valve (15,18), triple valve 16 lead to 6.Fill from new refrigerant jar 19, open valve 18, shutoff valve (12,15).
Leak-hunting principle is: valve (3,4) closes, start air press 29, pressurized air enters storage tank 31 afterwards through condenser 30 coolings, sluicing valve 26 is housed below the storage tank 31, be used for getting rid of the moisture of pressurized air, through removing water filter 33, electromagnetic valve 34, enter moisture drying chamber 35 and further remove airborne moisture from 31 air that come out, afterwards through valve 36, enter in the fefrigerator, top pressure in the valve 32 may command fefrigerators is crossed pressurized overflow.This machine can produce the dry source of the gas of high pressure of 200-300Kpa, and air compressor bonded assembly water filter 27 is used for filtering the moisture of air inlet, and valve 26 is used for putting condensed water.
The cleaning principle is: start air compressor 29, valve (34,36,26,20) cuts out, valve 23 is pressure regulating valves, can be used to control purging medium pressure, with the moving valve 23 of hand adjustment, pressurized air enters the top of purging medium in the head tank 24, pressurize to purging medium, the pressure wash agent enters in the air-conditioning cleanout tool through valve 25, can be used for a/c system and cleans.Before carrying out cleaning procedure again, purging medium can join in the cleaning agent tank 24 by plastics kettle 21, and shutoff valve 25 when adding purging medium, open valve 20.
As shown in Figure 2, valve orchid 55 is equipped with by shell 53, two ends in moisture drying chamber 35, and the material 52 that absorbs moisture is equipped with in inside, and electric heater 59 is equipped with at the middle part, inner end is equipped with cover 54 and metal gauze 57, and air inlet/outlet (56,60), from the pressurized air that moisture filter 33 comes out, enter admission port 56, then by particulate water-absorbing material 52, further remove airborne moisture,, increased the contact time of air and absorbent because shell 53 has adopted the long barrel shape shape.When reaching capacity state after absorbing material 52 suctions, the practice commonly used is that absorbent material 52 is changed, the activation but this patent employing activation procedure is dewatered.Can add heat absorbent 52 with temperature booster 59 during activation, this moment, valve 36,34 cut out, valve 22 is opened, but vacuum pump 17 intermittent uses are taken out the moisture of water absorbing agent, but water absorbing agent repeated use like this, and temperaturecontrol sensor 58 is positioned at 52 middle part, it can monitor the desiccant activation temperature, open or close the power supply of temperature booster 59 by computer controlled, make water absorbing agent 52 temperature stabilizations, the intermittent use of vacuum pump also can be by computer controlled.
Claims (8)
1 one kinds of air conditioning for automobiles workover rig, it comprises refrigerant recovering apparatus, the refrigerant reclaiming scrap, evacuator, filling device, all devices are connected to one by evaporator (5) and three-way magnetic valve (16), it is characterized in that being connected with the leak detection washing equipment with evaporator (5) and three-way magnetic valve (16), the leak detection washing equipment is mainly by source of the gas (29), by valve and source of the gas bonded assembly condenser (30) successively, storage tank (31), remove water filter (35), moisture drying chamber (35) is formed, moisture drying chamber (35) one ends are connected between evaporator (5) and the high voltage interface (38), and the other end links to each other with evacuator.
2, air conditioning for automobiles workover rig according to claim 1, it is characterized in that being connected with purging medium kettle (21) being connected with on head tank (24), the head tank (24) between storage tank (31), moisture drying chamber (35), head tank (24), purging medium kettle (21) are formed washing equipment jointly with leakage detection apparatus.
3, air conditioning for automobiles workover rig according to claim 2, it is characterized in that moisture drying chamber (35) is made up of temperature booster (59), water absorbing agent (52), lining (54), temperature sensor (58), shell (53) and end cap (55), water absorbing agent 52 is positioned at the middle part of shell (53), and two ends have formed the space by metal gauze (57) and lining (54), end cap (55).
4, air conditioning for automobiles workover rig according to claim 3 is characterized in that the middle part of water absorbing agent (52) is provided with temperature booster (59) and temperaturecontrol sensor (58).
5,, it is characterized in that source of the gas is an air compressor according to the described arbitrary air conditioning for automobiles workover rig of claim 1-4.
6, air conditioning for automobiles workover rig according to claim 7 is characterized in that jar (11), new refrigerant jar (19) connect the back and be connected with evaporator (5) by flow counter (22).
7, air conditioning for automobiles workover rig according to claim 6 is characterized in that being connected with water filter (28), quick coupling (27) on air compressor (29).
8, air conditioning for automobiles workover rig according to claim 6, it is characterized in that storage tank (31) upper end is connected with overflow control cock 32, the lower end is connected with sluicing valve (26), be connected with electromagnetic valve (34) between storage tank (31) and moisture drying chamber (35), connect a valve (36) between dry house (35) and fefrigerator connect; Be connected with hand valve (23) on the connection pipe of head tank (24) upper end, the lower end connects valve (25); Be connected with valve (20) between purging medium kettle (21) and the head tank (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00232599 CN2454173Y (en) | 2000-12-13 | 2000-12-13 | Automatic air-conditioner repairing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00232599 CN2454173Y (en) | 2000-12-13 | 2000-12-13 | Automatic air-conditioner repairing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2454173Y true CN2454173Y (en) | 2001-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00232599 Expired - Fee Related CN2454173Y (en) | 2000-12-13 | 2000-12-13 | Automatic air-conditioner repairing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2454173Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242994A (en) * | 2011-07-05 | 2011-11-16 | 绍兴西爱西尔数控科技有限公司 | Refrigerant filling machine front liquid storage device with cooling function |
| CN102725155A (en) * | 2009-11-25 | 2012-10-10 | 多美达韦希科国际有限公司 | Method for maintaining a vehicle air-conditioning unit and service apparatus therefor |
| CN102840722A (en) * | 2011-06-21 | 2012-12-26 | 叶必武 | Refrigerant recovering and filling machine of vehicle air conditioner |
| CN103115458A (en) * | 2013-02-08 | 2013-05-22 | 甘小琴 | Full automatic gas recovering and charging device and method |
| CN103143539A (en) * | 2013-02-08 | 2013-06-12 | 甘小琴 | System and method for cleaning automotive air conditioner pipeline by refrigerating fluid |
| CN103687735A (en) * | 2011-02-21 | 2014-03-26 | 多美达韦希科国际有限公司 | Service device for vehicle air conditioning systems, and method for operating same, in particular for the self-cleaning of same |
| CN105371541A (en) * | 2014-08-28 | 2016-03-02 | 上海日立电器有限公司 | Refrigerant injection device and refrigerant injection method |
| CN110542252A (en) * | 2019-09-27 | 2019-12-06 | 铜川安泰再生资源回收利用有限公司 | Self-induction automobile refrigerant extraction device and control method |
-
2000
- 2000-12-13 CN CN 00232599 patent/CN2454173Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102725155A (en) * | 2009-11-25 | 2012-10-10 | 多美达韦希科国际有限公司 | Method for maintaining a vehicle air-conditioning unit and service apparatus therefor |
| CN102725155B (en) * | 2009-11-25 | 2015-04-22 | 多美达韦希科国际有限公司 | Method for maintaining a vehicle air-conditioning unit and service apparatus therefor |
| CN103687735A (en) * | 2011-02-21 | 2014-03-26 | 多美达韦希科国际有限公司 | Service device for vehicle air conditioning systems, and method for operating same, in particular for the self-cleaning of same |
| CN103687735B (en) * | 2011-02-21 | 2016-03-16 | 多美达韦希科国际有限公司 | For vehicle air conditioner attending device and for drive described attending device, be particularly useful for its self-cleaning method |
| CN102840722A (en) * | 2011-06-21 | 2012-12-26 | 叶必武 | Refrigerant recovering and filling machine of vehicle air conditioner |
| CN102242994A (en) * | 2011-07-05 | 2011-11-16 | 绍兴西爱西尔数控科技有限公司 | Refrigerant filling machine front liquid storage device with cooling function |
| CN102242994B (en) * | 2011-07-05 | 2012-12-19 | 绍兴西爱西尔数控科技有限公司 | Refrigerant filling machine front liquid storage device with cooling function |
| CN103143539A (en) * | 2013-02-08 | 2013-06-12 | 甘小琴 | System and method for cleaning automotive air conditioner pipeline by refrigerating fluid |
| CN103115458A (en) * | 2013-02-08 | 2013-05-22 | 甘小琴 | Full automatic gas recovering and charging device and method |
| CN103115458B (en) * | 2013-02-08 | 2015-09-09 | 甘小琴 | Full automatic gas reclaims filling device and method |
| CN103143539B (en) * | 2013-02-08 | 2016-01-20 | 甘小琴 | A kind of system and method utilizing cold-producing medium to carry out pipelines of automobile air conditioner cleaning |
| CN105371541A (en) * | 2014-08-28 | 2016-03-02 | 上海日立电器有限公司 | Refrigerant injection device and refrigerant injection method |
| CN105371541B (en) * | 2014-08-28 | 2018-06-26 | 上海海立电器有限公司 | Refrigerant injection device and refrigerant method for implanting |
| CN110542252A (en) * | 2019-09-27 | 2019-12-06 | 铜川安泰再生资源回收利用有限公司 | Self-induction automobile refrigerant extraction device and control method |
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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 |