CN103438629B - Multi-functional refrigerant machine - Google Patents

Multi-functional refrigerant machine Download PDF

Info

Publication number
CN103438629B
CN103438629B CN201310369146.9A CN201310369146A CN103438629B CN 103438629 B CN103438629 B CN 103438629B CN 201310369146 A CN201310369146 A CN 201310369146A CN 103438629 B CN103438629 B CN 103438629B
Authority
CN
China
Prior art keywords
refrigerant
described
extension tube
tube attached
valve
Prior art date
Application number
CN201310369146.9A
Other languages
Chinese (zh)
Other versions
CN103438629A (en
Inventor
冯亦王
Original Assignee
冯亦王
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 冯亦王 filed Critical 冯亦王
Priority to CN201310369146.9A priority Critical patent/CN103438629B/en
Publication of CN103438629A publication Critical patent/CN103438629A/en
Application granted granted Critical
Publication of CN103438629B publication Critical patent/CN103438629B/en

Links

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 Multi-functional refrigerant machine

Technical field

The present invention relates to a kind of motorcar air conditioner maintenance of equipment, especially relate to a kind of Multi-functional refrigerant machine.

Background technology

The refrigerant recovering that the air-conditioning that services a car now uses, fill, system vacuumizes, pressurization leakage detection machine, two compressors must be used, set up two set of tubes respectively.Refrigerant recovering uses a compressor and a set of recovery channel.And refrigeration system vacuumizes, pressurization leakage detection uses a compressor and a set ofly to vacuumize, the pipeline of pressurization leakage detection, 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 and a kind ofly collect refrigerant recovering, fill that refrigerant, system vacuumize, the Multi-functional refrigerant machine of system pressurization leakage detection.

The object of the present invention is achieved like this:

A kind of Multi-functional refrigerant machine, comprises 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 recovery input magnetic valve, reclaims 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 refrigerant recovering pipeline, described refrigerant reclaiming device also comprises the first extension tube attached, first extension tube attached the inner is connected with 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 of exhaust, second extension tube attached the inner is 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 leakage detection pipeline, described pressurization leak detection device also comprises the 3rd extension tube attached of air inlet, 3rd extension tube attached the inner is connected with pressurization leakage 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, and described oil extraction equipment and described refrigerant reclaiming device shared compressor, separator form drain line.

The present invention can also do following further improvement.

Described first extension tube attached is also provided with stop valve.

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 multiple equipment of the present invention shares a compressor, share a set of tubes, and the opening and closing of the normal-closed electromagnetic valve controlled on pipeline and hand valve, make gas or liquid change flow direction in pipeline thus realize the recovery refrigerant of refrigerant machine, pressurization leakage detection, system vacuumize, fill refrigerant, get rid of multiple functions such as sump oil, structure of the present invention is simple, cost is low, without the need to repeatedly connecting or dismounting tube connector, maintenance operation is simple, maintenance time is short, and operating efficiency is high.

Accompanying drawing explanation

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

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

Detailed description of the invention

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

As shown in Figure 1, a kind of Multi-functional refrigerant machine, comprises 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 recovery input magnetic valve 2, reclaims output solenoid valve 3, filter 16, separator 10, first check valve 24, second check valve 23, condenser 11 and reservoir 15, described refrigerant reclaiming device and described compressor 1 are connected to form 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, first extension tube attached 17 form vacuum-pumping pipeline, described vaccum-pumping equipment also comprises the second extension tube attached 19 of exhaust, described exhaust solenoid valve one end is connected with second extension tube attached the 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 leakage 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 of air inlet, described pressurization input magnetic valve 4 is connected with the 3rd extension tube attached the inner, and casing is stretched out in the 3rd extension tube attached outer end.

Described filled refrigerant equipment comprises filled hand valve 14, is provided with filling aperture bottom described reservoir 15, and filling aperture is connected with one end of described filled hand valve 14, fills hand valve 14 and forms filled refrigerant pipeline with shared 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, and described oil extraction equipment and described refrigerant water return pipeline shared compressor 1, separator 10 form drain line.

Described casing is respectively equipped with the first extension tube attached 17, second extension tube attached 19, 3rd extension tube attached 18, described first extension tube attached 17 outer end is connected with the low-voltage interface of automobile air conditioner system by high-low pressure table, first extension tube attached 17 the inner 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 air.Compressor 1 outlet by pipeline respectively with return-air magnetic valve 5 other end, dual pressure controller 8, the output solenoid valve 7 that pressurizes, reclaim output solenoid valve 3, exhaust solenoid valve 6 is connected, 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 by the other end of pipeline with pressurization hand valve 13.

The other end of described exhaust solenoid valve 6 is connected with second extension tube attached 19 the inner, and the second extension tube attached 19 outer end communicates with air.Reclaim output solenoid valve 3 other end to be connected with the second check valve 23 by pipeline, second check valve 23 other end is connected with condenser 11 by pipeline, condenser 11 other end is connected with reservoir 15 by pipeline, and reservoir 15 other end is connected by the other end of pipeline with filled hand valve 14.The side of described condenser is also provided with the fan 27 for dispelling the heat.

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

Upper described all magnetic valves all belong to normal-closed electromagnetic valve, described casing is provided with refrigerant recovering start button, refrigerant recovering stop button, vacuumizing start button, vacuumize stop button, pressurization leakage detection start button, the functionality buttons such as pressurization leakage detection stop button, multiple equipment of inside of the present invention share a compressor 1, share a set of tubes, and the normal-closed electromagnetic valve opening and closing controlled by these functionality buttons on pipeline, gas or liquid is made to change flow direction in pipeline, thus realize this air-conditioning maintenance machine refrigerant recovering, fill refrigerant, air-conditioning system vacuumizes, the functions such as air-conditioning system pressurization leakage detection.

High-low pressure table need be coordinated to carry out work during Multi-functional refrigerant machine work of the present invention.

The workflow of this Multi-functional refrigerant machine is carried out in the steps below:

A. refrigerant is reclaimed: during in order to prevent from reclaiming refrigerant in air-conditioning maintenance machine, air in pipeline is mixed in refrigerant, 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 again, the high-pressure side of high-low pressure table is connected with the high voltage interface of air conditioning for automobiles.Close the low pressure valve on high-low pressure table and high pressure valve, then vacuumizing start button is pressed, exhaust solenoid valve 6 is opened, and opens and vacuumizes hand valve 12, and compressor 1 running vacuumizes, by compressor 1 with reclaim input magnetic valve 2, the air vacuumized in this two segment pipe of hand valve 12 gets rid of, after emptying 1-2 minute, press immediately and vacuumize stop button, exhaust solenoid valve 6 is closed, turn off and vacuumize hand valve 12, stop compressor 1(a step object to be ensure to reclaim refrigerant not containing air).

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

C. motorcar air conditioner pressurization leakage detection: the high pressure valve opening high-low pressure table, press pressurization leakage 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, gases at high pressure are compressed into by compressor 1, gases at high pressure pass 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, realize the pressurization leakage detection function to refrigeration system.Pressurization leakage detection is complete, and turn off the high pressure valve of pressurization hand valve 13 and high-low pressure table, press pressurization leakage detection stop button, 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 vacuumizing start button, exhaust solenoid valve 6 is opened, open the height pressure valve vacuumizing 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 discharge, observe the reading of high-low pressure table, when the display of high-low pressure table enters negative pressure, press and vacuumize stop button, exhaust solenoid valve 6 is closed, turn off the height pressure valve vacuumizing hand valve 12 and high-low pressure table again, stop compressor 1.

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

Embodiment 2, as shown in Figure 2, embodiment 2 distinctive points unique with described embodiment 1 is: described first extension tube attached is also provided with stop valve 28, and 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 Multi-functional refrigerant machine system.

Claims (3)

1. a Multi-functional refrigerant machine, comprises casing, compressor, refrigerant reclaiming device, vaccum-pumping equipment and filled refrigerant equipment, it is characterized in that, also comprises pressurization leak detection device and oil extraction equipment;
Described refrigerant reclaiming device comprises recovery input magnetic valve, reclaims 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 refrigerant recovering pipeline, described refrigerant reclaiming device also comprises the first extension tube attached, first extension tube attached the inner is connected with 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 of exhaust, second extension tube attached the inner is 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 leakage detection pipeline, described pressurization leak detection device also comprises the 3rd extension tube attached of air inlet, 3rd extension tube attached the inner is connected with pressurization leakage 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, and described oil extraction equipment and described refrigerant reclaiming device shared compressor, separator form drain line.
2. a kind of Multi-functional refrigerant machine according to claim 1, is characterized in that, described first extension tube attached is also provided with stop valve.
3. a kind of Multi-functional refrigerant machine according to claim 1, it is characterized in that, be provided with outage bottom described separator, separator is connected with exhaust solenoid valve by outage.
CN201310369146.9A 2013-08-22 2013-08-22 Multi-functional refrigerant machine CN103438629B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310369146.9A CN103438629B (en) 2013-08-22 2013-08-22 Multi-functional refrigerant machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310369146.9A CN103438629B (en) 2013-08-22 2013-08-22 Multi-functional refrigerant machine

Publications (2)

Publication Number Publication Date
CN103438629A CN103438629A (en) 2013-12-11
CN103438629B true CN103438629B (en) 2015-04-15

Family

ID=49692327

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310369146.9A CN103438629B (en) 2013-08-22 2013-08-22 Multi-functional refrigerant machine

Country Status (1)

Country Link
CN (1) CN103438629B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7743614B2 (en) 2005-04-08 2010-06-29 Bsst Llc Thermoelectric-based heating and cooling system
EP2167887A2 (en) 2007-05-25 2010-03-31 Bsst Llc System and method for distributed thermoelectric heating and colling
WO2010135363A2 (en) 2009-05-18 2010-11-25 Bsst Llc Temperature control system with thermoelectric device
JP2017537846A (en) 2014-12-19 2017-12-21 ジェンサーム インコーポレイテッドGentherm Incorporated Vehicle area heat regulation system and method
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
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

Family Cites Families (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

Also Published As

Publication number Publication date
CN103438629A (en) 2013-12-11

Similar Documents

Publication Publication Date Title
KR100878819B1 (en) Air conditioner and control method for the same
KR20020005411A (en) Refrigerator
US20140033742A1 (en) Service device for vehicle air conditioning systems, and method for operating same, in particular for the self-cleaning type
CN102636315B (en) Helium-filling vacuum leakage detection system for outdoor unit of air conditioner
CN103075852B (en) A kind of bivalve piece for refrigerant-recovery charging machine mechanism of confluxing
LT5584B (en) Method and device to compress gaseos fuel for vehicles filling
CN201255547Y (en) Air-conditioning duct cleaning device in coolant recovering machine
CN103453703B (en) Method and apparatus for recovering the refrigerant from an air conditioning system
CN201697394U (en) Heat reclaiming type multiple-split heat pump air conditioner with water heater
CN105221421B (en) Compressor and air conditioner
CN203869388U (en) Connecting tool for test on VRF air conditioner
CN203685588U (en) Waste heat recovery device of oil-free screw air compressor
WO2011088831A1 (en) A system and a method for the flushing of air condition systems
CN102818406B (en) Refrigerant recovery device and method of heat pump of air-conditioner and outdoor unit of air-conditioner
US4149574A (en) Apparatus for filling a hollow and closed system provided with only one filling aperture
CN105201926A (en) Internal temperature control liquid piston device capable of isothermally compressing and releasing air on basis of air storage units
CN103673399B (en) Multiple module paralleling oil-balancing system and control method
CN201293503Y (en) Coolant amount adjusting device for air conditioner
CN102374694B (en) CO2 multi-stage ejecting circulation heat pump/air conditioner system
CN104374128A (en) Refrigerant charging device
US7975500B2 (en) Refrigerant accumulation and oil recovery device for refrigerant fluid recovery/regeneration/recharging systems
JP2008537773A (en) Refrigerant cycle with a three-way service valve for use with environmentally friendly refrigerants
CN105222383B (en) The control method of heat pump and heat pump
EP2365261B1 (en) Method and device for removing residual fluids present in at least one external service hose of a machine for recharging / recovering a refrigerant into / from a vehicle airconditioning system
US20150361984A1 (en) Air Compressor

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

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