CN103438629A - Multi-functional refrigerant machine - Google Patents

Multi-functional refrigerant machine Download PDF

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Publication number
CN103438629A
CN103438629A CN2013103691469A CN201310369146A CN103438629A CN 103438629 A CN103438629 A CN 103438629A CN 2013103691469 A CN2013103691469 A CN 2013103691469A CN 201310369146 A CN201310369146 A CN 201310369146A CN 103438629 A CN103438629 A CN 103438629A
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CN
China
Prior art keywords
refrigerant
valve
extension tube
tube attached
pressurization
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CN2013103691469A
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Chinese (zh)
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CN103438629B (en
Inventor
冯亦王
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冯亦王
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Priority to CN201310369146.9A priority Critical patent/CN103438629B/en
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Publication of CN103438629B publication Critical patent/CN103438629B/en

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Abstract

The invention relates to automobile air conditioner maintenance equipment, in particular to a multi-functional refrigerant machine. The multi-functional refrigerant machine comprises a machine shell, a compressor, a refrigeration recovery device, a vacuum-pumping device, a pressurization leak detection device, a refrigerant charging device and an oil discharge device. The plurality of devices inside the multi-functional refrigerant machine share one compressor and one set of pipelines and control the opening and the closing of normally-closed type electromagnetic valves on the pipelines and the opening and the closing of manual valves on the pipelines so that the flowing direction of gas or liquid in the pipelines can be changed, and therefore a plurality of functions such as the refrigerant recovery function, the pressurization leak detection function, the system vacuum-pumping function, the refrigerant charging function and the sump oil discharge function of the refrigerant machine are achieved. The multi-functional refrigerant machine is simple in structure, low in cost, free of repeated connection or disassembly of connecting pipes, simple and practicable in maintenance operation, short in maintenance time and high in work efficiency.

Description

A kind of Multifunctional coolant machine

Technical field

The present invention relates to a kind of motorcar air conditioner maintenance of equipment, especially relate to a kind of Multifunctional coolant machine.

Background technology

The refrigerant recovering that the air-conditioning that services a car is now used, fill, system vacuumizes, pressurizes leak tester, essential two compressors that use, set up respectively two set of tubes.Refrigerant recovering is used a compressor and a set of recovery channel.And refrigeration system vacuumize, pressurize the leak detection use a compressor and a set of vacuumize, pressurize the leak detection pipeline, cause complex structure, trivial operations, fault rate is high, the shortcoming that manufacturing cost is high.

Summary of the invention

The object of the present invention is to provide a kind ofly collect refrigerant recovering, fill refrigerant, system vacuumizes, the Multifunctional coolant machine of system pressurization leak detection.

The object of the present invention is achieved like this:

A kind of Multifunctional coolant machine, comprise casing and compressor, also comprises refrigerant reclaiming device, vaccum-pumping equipment, pressurization leak detection device, fills refrigerant equipment and oil extraction equipment.

Described refrigerant reclaiming device comprises reclaiming inputs magnetic valve, recovery output solenoid valve, filter 16, separator, the first check valve, the second check valve, condenser and reservoir, described refrigerant reclaiming device and described compressor are connected to form the refrigerant recovering pipeline, described refrigerant reclaiming device also comprises the first extension tube attached, the first extension tube attached is inner to be connected with the refrigerant recovering pipeline, and casing is stretched out in the first extension tube attached outer end.

Described vaccum-pumping equipment comprises and vacuumizes hand valve and exhaust solenoid valve, described vaccum-pumping equipment and described refrigerant reclaiming device shared compressor, the first extension tube attached form vacuum-pumping pipeline, described vaccum-pumping equipment also comprises the second extension tube attached that exhaust is used, the second extension tube attached is inner to be connected with vacuum-pumping pipeline, and casing is stretched out in the second extension tube attached outer end.

Described pressurization leak detection device comprises pressurization input magnetic valve, pressurization output solenoid valve, the 3rd check valve and pressurization hand valve, described pressurization leak detection device and described refrigerant reclaiming device shared compressor, the first extension tube attached form pressurization leak detection pipeline, described pressurization leak detection device also comprises the 3rd extension tube attached that air inlet is used, the 3rd extension tube attached is inner to be connected with pressurization leak detection pipeline, and casing is stretched out in the 3rd extension tube attached outer end.

Described filled refrigerant equipment comprises filled hand valve, and described reservoir is connected with described filled hand valve, and described filled refrigerant equipment and described refrigerant reclaiming device share the first extension tube attached and form filled refrigerant pipeline.

Described oil extraction equipment comprises return-air magnetic valve, exhaust solenoid valve and connects oil bottle, described oil extraction equipment and described refrigerant reclaiming device shared compressor, separator formation oil extraction pipeline.

The present invention can also do following further improvement.

Also be provided with stop valve on described the first extension tube attached.

The bottom of described separator is provided with outage, and separator is connected with oil drain solenoid valve by outage.

The invention has the beneficial effects as follows: the inner a plurality of equipment of the present invention shares a compressor, share a set of tubes, and the switching of the normal-closed electromagnetic valve on the control pipeline and hand valve, thereby make gas or liquid change flow direction in pipeline and realize that the recovery refrigerant of refrigerant machine, pressurization leak detection, system vacuumize, fill a plurality of functions such as refrigerant, eliminating sump oil, the present invention is simple in structure, cost is low, without repeatedly connecting or the dismounting tube connector, maintenance operation is simple, maintenance time is short, high efficiency.

The accompanying drawing explanation

The syndeton schematic diagram that Fig. 1 is the embodiment of the present invention 1.

The syndeton schematic diagram that Fig. 2 is the embodiment of the present invention 2.

The specific embodiment

Below in conjunction with drawings and Examples, the invention will be further described.

As shown in Figure 1, a kind of Multifunctional coolant machine, comprise casing and compressor 1, also comprises refrigerant reclaiming device, vaccum-pumping equipment, pressurization leak detection device, fills refrigerant equipment and oil extraction equipment.

Described refrigerant reclaiming device comprises reclaiming inputs magnetic valve 2, recovery output solenoid valve 3, filter 16, separator 10, the first check valve 24, the second check valve 23, condenser 11 and reservoir 15, described refrigerant reclaiming device and described compressor 1 are connected to form the refrigerant recovering pipeline, described refrigerant reclaiming device also comprises the first extension tube attached 17, filter inlet is connected with the inner of the first extension tube attached 17, and casing is stretched out in the outer end of the first extension tube attached 17.

Described vaccum-pumping equipment comprises and vacuumizes hand valve 12 and exhaust solenoid valve 6, described vaccum-pumping equipment and described refrigerant reclaiming device shared compressor 1, the first extension tube attached 17 form vacuum-pumping pipeline, described vaccum-pumping equipment also comprises the second extension tube attached 19 that exhaust is used, described exhaust solenoid valve one end is connected with the second extension tube attached is inner, and casing is stretched out in the second extension tube attached outer end.

Described pressurization leak detection device comprises pressurization input magnetic valve 4, pressurization output solenoid valve 7, the 3rd check valve 22 and pressurization hand valve 13, pressurization hand valve 13 forms pressurization leak detection pipeline with described refrigerant reclaiming device shared compressor, the first extension tube attached, described pressurization leak detection device also comprises the 3rd extension tube attached 18 that air inlet is used, described pressurization input magnetic valve 4 is connected with the 3rd extension tube attached is inner, and casing is stretched out in the 3rd extension tube attached outer end.

Described filled refrigerant equipment comprises filled hand valve 14, and described reservoir 15 bottoms are provided with filled hole, fills hole and is connected with an end of described filled hand valve 14, fills hand valve 14 and forms filled refrigerant pipeline with shared the first extension tube attached of described refrigerant reclaiming device.

Described oil extraction equipment comprises return-air magnetic valve 5, oil drain solenoid valve 25 and connects oil bottle 26, described oil extraction equipment and described refrigerant water return pipeline shared compressor 1, separator 10 formation oil extraction pipelines.

Be respectively equipped with the first extension tube attached 17 on described casing, the second extension tube attached 19, the 3rd extension tube attached 18, described the first extension tube attached 17 outer ends are connected with the low-voltage interface of automobile air conditioner system by the high-low pressure table, first extension tube attached 17 the inners by pipeline respectively with vacuumize hand valve 12, filter 16, fill hand valve 14, pressurization hand valve 13 connects, vacuumize the other end of hand valve 12 by pipeline and compressor 1 suction inlet 20, separator outlet 21, pressurization input magnetic valve 4, return-air magnetic valve 5 connects, the other end of pressurization input magnetic valve 4 is connected with the 3rd extension tube attached 18 by pipeline, the outer end of the 3rd extension tube attached 18 communicates with atmosphere.Compressor 1 outlet is connected with return-air magnetic valve 5 other ends, dual pressure controller 8, pressurization output solenoid valve 7, recovery output solenoid valve 3, exhaust solenoid valve 6 respectively by pipeline, the other end of pressurization output solenoid valve 7 is connected with the 3rd check valve 22 by pipeline, and the other end of the 3rd check valve 22 is connected with the other end of pressurization hand valve 13 by pipeline.

The other end of described exhaust solenoid valve 6 is connected with second extension tube attached 19 the inners, and the second extension tube attached 19 outer ends communicate with atmosphere.Reclaiming output solenoid valve 3 other ends is connected with the second check valve 23 by pipeline, second check valve 23 other ends are connected with condenser 11 by pipeline, condenser 11 other ends are connected with reservoir 15 by pipeline, and reservoir 15 other ends are connected with the other end of filled hand valve 14 by pipeline.The side of described condenser also is provided with the fan 27 for heat radiation.

The suction inlet of separator 10 is connected with the other end of filter 16 by pressure controller 9, the first check valve 24, recovery input magnetic valve 2 successively.Described separator 10 bottoms are provided with outage, outage via oil drain solenoid valve 25 with connect oil bottle 26 and be connected.

The all magnetic valves of the above all belong to normal-closed electromagnetic valve, described casing is provided with the refrigerant recovering start button, the refrigerant recovering stop button, the vacuumizing start button, vacuumize stop button, pressurization leak detection start button, the functionality buttons such as pressurization leak detection stop button, a plurality of equipment of inside of the present invention share a compressor 1, share a set of tubes, and the normal-closed electromagnetic valve of controlling on pipeline by these functionality buttons opens and closes, make gas or liquid change flow direction in pipeline, thereby realize this air-conditioning maintenance machine refrigerant recovering, fill refrigerant, air-conditioning system vacuumizes, the functions such as air-conditioning system pressurization leak detection.

During Multifunctional coolant machine work of the present invention, need coordinate the high-low pressure table to carry out work.

The workflow of this Multifunctional coolant machine is carried out in the steps below:

A. reclaim refrigerant: in order to prevent from the air-conditioning maintenance machine reclaiming refrigerant, air in pipeline is sneaked in refrigerant, at first the first extension tube attached 17 on casing is connected with the common port of high-low pressure table, make the low-pressure end of high-low pressure table be connected with the low-voltage interface of motorcar air conditioner, the high-pressure side of high-low pressure table is connected with the high voltage interface of air conditioning for automobiles again.Close low pressure valve and high pressure valve on the high-low pressure table, then press the vacuumizing start button, exhaust solenoid valve 6 is opened, and opens and vacuumizes hand valve 12, and compressor 1 running vacuumizes, compressor 1 and the air exhausting that reclaims input magnetic valve 2, vacuumize in hand valve 12 these two segment pipes are removed, after emptying 1-2 minute, press immediately and vacuumize stop button, exhaust solenoid valve 6 is closed, turn off and vacuumize hand valve 12, stopping compressor 1(a step purpose is to guarantee to reclaim refrigerant not containing air).

B. open the height pressure valve on the high-low pressure table, press the refrigerant recovering start button, reclaim input magnetic valve 2 and reclaim output solenoid valve 3 and open simultaneously, compressor 1 starts running, under the acting in conjunction of the suction produced in the pressure of refrigerant itself and compressor 1 running, the refrigerant in the motorcar air conditioner refrigeration system is smoothly through high-low pressure table, the first extension tube attached 17 input refrigerant workover rig.Refrigerant, through filter 16, recovery input magnetic valve 2, the first check valve 24, separator 10, compressor 1, recovery output solenoid valve 3, the second check valve 23, condenser, reservoir 15, finally is recovered and is stored in reservoir 15.After refrigerant recovering, close the low pressure valve of high-low pressure table, press the refrigerant recovering stop button, compressor 1 quits work, reclaim input magnetic valve 2 and reclaim output solenoid valve 3 and close simultaneously, meanwhile return-air magnetic valve 5 and oil drain solenoid valve 25 are opened simultaneously, compressor 1 high-pressure side gases at high pressure cooled via return air magnetic valve 5 input separators 10, by oil drain solenoid valve 25, the waste oil of separator 10 bottoms is discharged to together and connects oil bottle 26.

C. motorcar air conditioner pressurization leak detection: the high pressure valve of opening the high-low pressure table, press pressurization leak detection start button, pressurization input magnetic valve 4 and pressurization output solenoid valve 7 are opened simultaneously, open pressurization hand valve 13, air enters compressor 1 through pressurization input magnetic valve 4, be compressed into gases at high pressure by compressor 1, gases at high pressure, through pressurization output solenoid valve 7, the 3rd check valve 22, pressurization hand valve 13, finally in the first extension tube attached 17, high-low pressure table input automobile air conditioner system, are realized the pressurization leak detection function to refrigeration system.The pressurization leak detection is complete, turns off the high pressure valve of pressurization hand valve 13 and high-low pressure table, presses pressurization leak detection stop button, and compressor 1 shuts down, and pressurization input magnetic valve 4 and pressurization output solenoid valve 7 are closed simultaneously.

D. automobile air conditioner system vacuumizes: press the vacuumizing start button, exhaust solenoid valve 6 is opened, open the height pressure valve that vacuumizes hand valve 12 and high-low pressure table, start compressor 1, air in air-conditioning system through high-low pressure table, the first extension tube attached 17, vacuumize hand valve 12, compressor 1, exhaust solenoid valve 6 and discharge, observe the reading of high-low pressure table, when the demonstration of high-low pressure table enters negative pressure, press and vacuumize stop button, exhaust solenoid valve 6 is closed, turn off again the height pressure valve that vacuumizes hand valve 12 and high-low pressure table, stop compressor 1.

E. the Multifunctional coolant machine fills refrigerant; At first start automobile and open air-conditioning, open the low pressure valve that fills hand valve 14 and high-low pressure table, under the acting in conjunction of the pressure of refrigerant itself and the formed suction of automobile air conditioner system vacuum, refrigerant is inhaled in automobile air conditioner system, annotate after suitable coolant quantity, close the low pressure valve that fills hand valve 14 and high-low pressure table, the whole course of work finishes.

Embodiment 2, as shown in Figure 2, the unique distinctive points of embodiment 2 and described embodiment 1 is: also be provided with stop valve 28 on described the first extension tube attached, stop valve is the same with the effect of above-mentioned high-low pressure table, can play and be communicated with or disconnection automobile air conditioner system and Multifunctional coolant machine system.

Claims (3)

1. a Multifunctional coolant machine, comprise casing and compressor, it is characterized in that, also comprises refrigerant reclaiming device, vaccum-pumping equipment, pressurization leak detection device, fills refrigerant equipment and oil extraction equipment;
Described refrigerant reclaiming device comprises reclaiming inputs magnetic valve, recovery output solenoid valve, filter, separator, the first check valve, the second check valve, condenser and reservoir, described refrigerant reclaiming device and described compressor are connected to form the refrigerant recovering pipeline, described refrigerant reclaiming device also comprises the first extension tube attached, the first extension tube attached is inner to be connected with the refrigerant recovering pipeline, and casing is stretched out in the first extension tube attached outer end;
Described vaccum-pumping equipment comprises and vacuumizes hand valve and exhaust solenoid valve, described vaccum-pumping equipment and described refrigerant reclaiming device shared compressor, the first extension tube attached form vacuum-pumping pipeline, described vaccum-pumping equipment also comprises the second extension tube attached that exhaust is used, the second extension tube attached is inner to be connected with vacuum-pumping pipeline, and casing is stretched out in the second extension tube attached outer end;
Described pressurization leak detection device comprises pressurization input magnetic valve, pressurization output solenoid valve, the 3rd check valve and pressurization hand valve, described pressurization leak detection device and described refrigerant reclaiming device shared compressor, the first extension tube attached form pressurization leak detection pipeline, described pressurization leak detection device also comprises the 3rd extension tube attached that air inlet is used, the 3rd extension tube attached is inner to be connected with pressurization leak detection pipeline, and casing is stretched out in the 3rd extension tube attached outer end;
Described filled refrigerant equipment comprises filled hand valve, and described reservoir is connected with described filled hand valve, and described filled refrigerant equipment and described refrigerant reclaiming device share the first extension tube attached and form filled refrigerant pipeline;
Described oil extraction equipment comprises return-air magnetic valve, exhaust solenoid valve and connects oil bottle, described oil extraction equipment and described refrigerant reclaiming device shared compressor, separator formation oil extraction pipeline.
2. a kind of Multifunctional coolant machine according to claim 1, is characterized in that, on described the first extension tube attached, also is provided with stop valve.
3. a kind of Multifunctional coolant machine according to claim 1, is characterized in that, described separator bottom is provided with outage, and separator is connected with exhaust solenoid valve by outage.
CN201310369146.9A 2013-08-22 2013-08-22 Multi-functional refrigerant machine CN103438629B (en)

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Application Number Priority Date Filing Date Title
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CN103438629B CN103438629B (en) 2015-04-15

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105180535A (en) * 2015-09-28 2015-12-23 合肥欧恩易机电科技有限公司 Refrigerant filling machine
CN107091345A (en) * 2017-04-25 2017-08-25 浙江飞越机电有限公司 Charging machine passage control valve and the path control method vacuumized using the control valve
US9863672B2 (en) 2005-04-08 2018-01-09 Gentherm Incorporated Thermoelectric-based air conditioning system
US10106011B2 (en) 2009-05-18 2018-10-23 Gentherm Incorporated Temperature control system with thermoelectric device
US10464391B2 (en) 2007-05-25 2019-11-05 Gentherm Incorporated System and method for distributed thermoelectric heating and cooling
US10603976B2 (en) 2014-12-19 2020-03-31 Gentherm Incorporated Thermal conditioning systems and methods for vehicle regions
US10625566B2 (en) 2015-10-14 2020-04-21 Gentherm Incorporated Systems and methods for controlling thermal conditioning of vehicle regions

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040085472A (en) * 2003-03-31 2004-10-08 김종성 Automatic Processing Method and Apparatus for Air-conditioner
KR100936464B1 (en) * 2009-06-09 2010-01-13 주식회사 동양엔지니어링 Refrigerant recovering and charging apparatus
CN201837155U (en) * 2010-10-25 2011-05-18 蒋友荣 Improved structure of refrigerant recycling filling machine
CN102840722A (en) * 2011-06-21 2012-12-26 叶必武 Refrigerant recovering and filling machine of vehicle air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040085472A (en) * 2003-03-31 2004-10-08 김종성 Automatic Processing Method and Apparatus for Air-conditioner
KR100936464B1 (en) * 2009-06-09 2010-01-13 주식회사 동양엔지니어링 Refrigerant recovering and charging apparatus
CN201837155U (en) * 2010-10-25 2011-05-18 蒋友荣 Improved structure of refrigerant recycling filling machine
CN102840722A (en) * 2011-06-21 2012-12-26 叶必武 Refrigerant recovering and filling machine of vehicle air conditioner

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9863672B2 (en) 2005-04-08 2018-01-09 Gentherm Incorporated Thermoelectric-based air conditioning system
US10464391B2 (en) 2007-05-25 2019-11-05 Gentherm Incorporated System and method for distributed thermoelectric heating and cooling
US10106011B2 (en) 2009-05-18 2018-10-23 Gentherm Incorporated Temperature control system with thermoelectric device
US10603976B2 (en) 2014-12-19 2020-03-31 Gentherm Incorporated Thermal conditioning systems and methods for vehicle regions
CN105180535B (en) * 2015-09-28 2017-08-29 合肥欧恩易机电科技有限公司 A kind of refrigerant filling machine
CN105180535A (en) * 2015-09-28 2015-12-23 合肥欧恩易机电科技有限公司 Refrigerant filling machine
US10625566B2 (en) 2015-10-14 2020-04-21 Gentherm Incorporated Systems and methods for controlling thermal conditioning of vehicle regions
CN107091345A (en) * 2017-04-25 2017-08-25 浙江飞越机电有限公司 Charging machine passage control valve and the path control method vacuumized using the control valve

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Effective date of registration: 20170505

Address after: Daliang Shunde District 528300 in Guangdong province Foshan City Road No. 5-1 Guang Zhu Lu, Honggang Building No. four building (Guangzhou Zhuhai Highway Honggang Road No. 29 -12)

Patentee after: Shunde Foshan tripod Intelligent Technology Co., Ltd.

Address before: 528300 Guangdong city in Foshan Province town of Daliang District of Shunde City Jiaxin garden 9 5F

Patentee before: Feng Yiwang

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