CN206449948U - A kind of pure electronic refrigeration air conditioning system for vehicle - Google Patents
A kind of pure electronic refrigeration air conditioning system for vehicle Download PDFInfo
- Publication number
- CN206449948U CN206449948U CN201720122409.XU CN201720122409U CN206449948U CN 206449948 U CN206449948 U CN 206449948U CN 201720122409 U CN201720122409 U CN 201720122409U CN 206449948 U CN206449948 U CN 206449948U
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- China
- Prior art keywords
- controller
- conditioning system
- pure electronic
- converters
- vehicle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model discloses the pure electronic refrigeration air conditioning system for vehicle of one kind, including motor compressor, oil eliminator, outdoor unit, expansion valve, indoor set, gas-liquid separator and controller, capacity adjusting valve is installed between the indoor set and gas-liquid separator, capacity adjusting valve passes through corresponding pipeline and the indoor set, gas-liquid separator is connected, the power input port of controller is connected with pure electronic refrigerator car main power source, and reserved power input interface is provided with controller, when air-conditioning system evaporating temperature is too low, capacity adjusting valve automatically adjusts suction pressure of compressor, the certain refrigerant circulation of guarantee system, the bottom of the oil eliminator is additionally provided with spill port, the spill port is connected by return line with the suction line of motor compressor, ensure that motor compressor has normal oil return in the process of running, improve the service life of motor compressor, external power source or main power source can be reasonably selected to be originated as power supply simultaneously, improve the course continuation mileage of refrigerator car.
Description
Technical field
The utility model is related to pure electronic refrigerator car field, more particularly to a kind of pure electronic refrigeration air conditioning system for vehicle.
Background technology
With the high speed development of social economy, the living environment of people is by heavy damage, particularly in recent years, haze
The physical and mental health and living environment given people brings serious influence, and building for field of Environment Protection is more focused in national economic development
If it is known that the quantity of automobile is more and more at present, vehicle exhaust drastically influence environmental quality, and electric automobile has turned into
The focus of people's exploitation, along with the popularization of national policy, the enterprise of electric automobile and vehicle are more and more.Meanwhile, logistics fortune
Defeated industry is developed rapidly, and people also increasingly sharpen the demand of electronic refrigerator wagon.
Existing market, existing electronic refrigerator car, when refrigerating carriage requires that temperature is very low, suction pressure of compressor is relatively low,
Compressor oil return is not smooth, easily causes compressor oil starvation, and then damages compressor, causes the service life of compressor shorter, presses
Contracting machine is equivalent to the heart of whole air-conditioning system, once being stopped, whole air-conditioning system will paralyse, temperature in refrigerated vehicle carriage
Suitable temperature can not be effectively controlled, necessarily causes the article in compartment to go bad, causes unnecessary loss.In addition, electronic
Refrigerator car power and air-conditioning system power all be using electric automobile itself battery as power resources, cause the continuation of the journey of vehicle
Ability is reduced.
Utility model content
Technical problem to be solved in the utility model is：A kind of pure electronic refrigeration air conditioning system for vehicle is provided, works as air-conditioning
System evaporating temperature automatically adjusts suction pressure of compressor when too low, it is ensured that the certain refrigerant circulation of system, prevents electronic pressure
Contracting machine overheat and good oil return, extend the service life of motor compressor, solve suction pressure of compressor it is too low when, pressure
The oil return of contracting machine is not smooth and then the problem of damaging compressor, while the air-conditioning system can select external power source to be pure electronic refrigerator car
Compartment in cool, improve vehicle endurance.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of pure electronic refrigeration air conditioning system for vehicle,
Including the motor compressor being sequentially connected by pipeline, oil eliminator, outdoor unit, expansion valve, indoor set, gas-liquid separator, institute
State and capacity adjusting valve is installed between indoor set and gas-liquid separator, capacity adjusting valve passes through corresponding pipeline and the interior
Machine, gas-liquid separator are connected, and the bottom of the oil eliminator is additionally provided with spill port, and the spill port passes through return line and electricity
The suction line of dynamic compressor is connected, and the controller for controlling the air-conditioning system operation is provided with the electronic refrigerator car,
The motor compressor passes through corresponding cable connection, the power input port of the controller and pure electronic refrigeration with controller
Car owner's power supply is connected, and the reserved power input interface for being connected with external power source is provided with the controller.
As a kind of preferred scheme, the air-conditioning system also includes being provided with magnetic valve on defrost pipeline, the defrost pipeline,
The entrance of the defrost pipeline is connected with the outlet of oil eliminator, and the outlet of defrost pipeline is connected with the entrance pipe of indoor set
It is logical.
As a kind of preferred scheme, the controller is installed in the entire car controller of pure electronic refrigerator car or is installed on
On the air-conditioner set of refrigerator car.
As a kind of preferred scheme, the controller includes being used for the power supply source in the power supply source for judging air-conditioning system
Judge module and AC/DC converters, power supply source judge module are arranged on controller, the reserved power supply of the controller
Input interface is connected to be provided with AC/DC converters, the AC/DC converters and connect for the external power source being connected with external power source
Mouthful.
As a kind of preferred scheme, the AC/DC converters are external AC/DC converters, the external AC/DC conversions
Connected between device and controller by male and female banjo.
As a kind of preferred scheme, the AC/DC converters are built-in AC/DC modular converters, and the built-in AC/DC turns
Mold changing block is arranged inside controller, and the corresponding external power source interface is arranged on controller.
As a kind of preferred scheme, the air-conditioning system also includes drying liquid reservoir, and the dry liquid reservoir is installed on room
Between outer machine and expansion valve.
Employ after above-mentioned technical proposal, effect of the present utility model is：If the air-conditioning system goes out in use
During the low situation of existing motor compressor pressure of inspiration(Pi), capacity adjusting valve is automatically opened up, and the pressure of gas in pipeline is adjusted,
Motor compressor is set to reach suitable pressure of inspiration(Pi), so that ensure that the motor compressor moment keeps good oil return situation,
The operating efficiency of air-conditioning system is improved, the service life of compressor is extended, meanwhile, the power input port of the controller
Connect, and be provided with the controller defeated for the reserved power supply that is connected with external power source with pure electronic refrigerator car main power source
Incoming interface, before the startup of electronic refrigerator car, general refrigerator car is needed in refrigerated vehicle carriage before refrigerating article is transported
Temperature be down to required temperature, then start to ship goods, reserved power input interface and external power source can now be connected
Connect, so that without using the main power source of refrigerator car, and then improve the course continuation mileage of refrigerator car.
Again because the air-conditioning system also includes being provided with magnetic valve, the defrost pipeline on defrost pipeline, the defrost pipeline
Entrance be connected with the outlet of oil eliminator, the outlet of defrost pipeline is connected with the entrance pipe of indoor set, works as indoor set
Core surface frosting to a certain extent when, the magnetic valve on defrost pipeline can be opened, high-temperature high-pressure refrigerant gas is by oil
Indoor set is entered after separator, defrost has been carried out to indoor set, the pressure of inspiration(Pi) of motor compressor is also increased to a certain extent
Power, it is ensured that whole air-conditioning system is normally run.
Again because the controller includes being used for power supply source judge module and AC/ that the power supply for judging air-conditioning system is originated
DC converters, power supply source judge module is arranged on controller, the reserved power input interface connection of the controller
The external power source interface for being connected with external power source is provided with AC/DC converters, the AC/DC converters.It is so optional
The mode with civilian Alternating Current Power Supply is selected to cooling in the compartment of pure electronic refrigerator car, rectification is carried out by AC/DC converters, now
And without using vehicle-mounted battery, so as to improve the course continuation mileage of pure electronic refrigerator car, be conducive to being transported for long-distance.
Again because the air-conditioning system also includes drying liquid reservoir, the dry liquid reservoir be installed on outdoor unit and expansion valve it
Between, reservoir, drying, filtering can be played a part of, it is ensured that the normal refrigerant operation of air-conditioning system needs and prevents expansion valve from blocking up
Plug.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the local wiring schematic diagram of controller；
In accompanying drawing：1. motor compressor；2. oil eliminator；3. outdoor unit；4. expansion valve；5. indoor set；6. energy adjustment
Valve；7. gas-liquid separator；8. controller；9. magnetic valve；10. dry liquid reservoir；11. reserved power input interface；12.AC/DC
Converter；13. main power source；14. power supply source judge module.
Embodiment
The utility model is described in further detail below by specific embodiment.
As depicted in figs. 1 and 2, a kind of pure electronic refrigeration air conditioning system for vehicle, includes the battery of pure electronic refrigerator car itself,
Also including the motor compressor 1 being sequentially connected by pipeline, oil eliminator 2, outdoor unit 3, expansion valve 4, indoor set 5, gas-liquid point
From device 7, the air-conditioning system also includes capacity adjusting valve 6, the capacity adjusting valve 6 be installed on indoor set 5 and gas-liquid separator 7 it
Between, capacity adjusting valve 6 is connected by corresponding pipeline with the indoor set 5, gas-liquid separator 7, under the oil eliminator 2
Portion is additionally provided with spill port, and the spill port is connected by return line with the suction line of motor compressor 1, and the energy is adjusted
Section valve 6 can control the flow of pipeline to reach the purpose of control pressure.Capacity adjusting valve 6 is a kind of ratio controlled by pressure of inspiration(Pi)
Example type pneumatic control valve.It proportionally changes opening for valve according to the deviation between pressure of inspiration(Pi) and the valve opening pressure of setting
Degree, so as to adjust the flow of refrigerant, and then adjusts pressure, the capacity adjusting valve 6 is the conventional valve in current refrigeration technology field
Door, technical staff can select the model of suitable regulating valve 6 according to specific parameter.
In the present embodiment, the air-conditioning system also includes being provided with magnetic valve 9, describedization on defrost pipeline, the defrost pipeline
The entrance of white pipeline is connected with the outlet of oil eliminator 2, and the outlet of defrost pipeline is connected with the entrance pipe of indoor set 5.
Refrigerant becomes the gaseous coolant of HTHP after compressor operating, and gaseous coolant has separated mixing after oil eliminator 2
Lubricating oil in gaseous coolant, when the frosting of indoor set core surface to a certain extent when magnetic valve 9 open, a part of high temperature is high
The gaseous coolant of pressure enters directly into indoor set 5 without outdoor unit 3 and expansion valve 4, and which adds enter indoor set 5
Gaseous coolant amount, improve evaporating temperature, also improve the admission pressure of compressor, the core surface of indoor set 5 frost is by high temperature
After the gaseous coolant of high pressure all melts, magnetic valve 9 is closed, and air-conditioning system normal work is ensured all the time, also ensures that oil return is smooth.
As shown in Fig. 2 being provided with the controller 8 for controlling the air-conditioning system operation, the electricity on the electronic refrigerator car
Dynamic compressor (1) and controller (8) by corresponding cable connection, the power input port of the controller (8) with it is pure electronic
Refrigerator car main power source 13 is connected, and the reserved power input for being connected with external power source is provided with the controller (8)
Interface 11.The external power source can be from current civilian alternating current, and certain external power source, which can also be selected, departs from refrigerator car
External dc power.
In the present embodiment, the controller is installed in the entire car controller of pure electronic refrigerator car or is installed on refrigerator car
On air-conditioner set.When in the entire car controller that controller is integrated in electronic refrigerator car, you can by fortune of the vehicle factory according to air-conditioning
Row logic is designed；And if be integrated on the air-conditioner set of refrigerator car, then can be by air-conditioner set production supplier's system
Make, conventional PLC or single-chip microcomputer or other chips at present on the market may be selected in controller.
In the present embodiment, preferably external power source uses civilian alternating current, and the controller includes being used for judging air-conditioning system
Power supply source power supply source judge module 14 and AC/DC converters 12, power supply source judge module 14 is arranged at control
On device processed, the reserved power input interface 11 of the controller is connected to be set on AC/DC converters 12, the AC/DC converters 12
It is equipped with the external power source interface for being connected with external power source.
Wherein described AC/DC converters 12 are external AC/DC converters 12, the external AC/DC converters 12 and control
Connected between device by male and female banjo.As shown in Fig. 2 certainly, also a kind of technical approach is the AC/DC converters 12
For built-in AC/DC modular converters, the built-in AC/DC modular converters are arranged inside controller, the corresponding external power source
Interface is arranged on controller.Both operation principles are similar, and wiring is also similar, therefore only external by being described in Fig. 2
AC/DC converters 12 wiring construction.And controller is current conventional device, therefore other inputs and output pin are equal
It is used for controlling the operation of air-conditioning for conventional connected mode, description just not detailed, this area in fig. 2 and in this specification
Technical staff know its mode of connection.
The air-conditioning system also includes drying liquid reservoir 10, the dry liquid reservoir 10 be installed on outdoor unit 3 and expansion valve 4 it
Between.
Before entrucking, motor compressor 1 and other devices are driven to work to cold by the way of civilian Alternating Current Power Supply first
Cooled in the compartment for hiding car, be cooled to after suitable temperature, goods is filled in compartment, using pure electronic in transportation
The battery of refrigerator car itself is powered to compressor, so as to ensure that pure electronic refrigerator car has good endurance, favorably
In long-distance transport.
The principle of air-conditioning system refrigeration is as follows：Low-pressure gaseous refrigerant becomes the gas of high pressure-temperature through motor compressor 1
State refrigerant, is separated by oil eliminator 2, and the lubricating oil carried secretly in gas carries out initial gross separation, the lubrication after separation with gas
Oil is back in motor compressor 1, and the high temperature and high pressure gas after separation are through heat release during outdoor unit 3, and it is high that cooling down becomes high pressure
The liquid of temperature, drying liquid reservoir 10 is dried, filtered, then flows to expansion valve 4, finally flow to indoor set 5, high temperature
The refrigerant of high pressure becomes small size increase suddenly by the pressure of expansion valve 4, is evaporated, and absorbs in-car a large amount of heat energy by liquid
It is changed into the state of gas-liquid mixed, so that the temperature in refrigerated vehicle carriage be reduced, reaches the purpose of refrigerating, then pass through again
The separation of gas-liquid separator 7, low-pressure gas is inhaled into motor compressor 1 again, carries out circularly cooling work next time.
Back pressure during use after the adjustable evaporation of capacity adjusting valve 6, when the evaporator core surface of indoor set 5 knot
Frost to a certain extent when, magnetic valve 9 will open, to evaporator core surface carry out defrost, improve compressor 1 back pressure and
Increase refrigerant circulation, so as to ensure that the moment of motor compressor 1 keeps good oil return situation, improve the work of air-conditioning system
Efficiency, extends the service life of compressor, solve suction pressure of compressor it is too low when, compressor oil return is not smooth, easily makes
Into compressor oil starvation, and then compressor is damaged, cause the problem of service life of compressor is shorter.
Embodiment described above is only the description to preferred embodiment of the present utility model, not as to the utility model
The restriction of scope, on the basis of the utility model design spirit is not departed from, what technical solutions of the utility model were made is various
Deformation and transformation, all should fall into the protection domain that claims of the present utility model are determined.
Claims (7)
1. a kind of pure electronic refrigeration air conditioning system for vehicle, it is characterised in that：Including the motor compressor being sequentially connected by pipeline
(1), oil eliminator (2), outdoor unit (3), expansion valve (4), indoor set (5), gas-liquid separator (7), the indoor set (5) and gas
Capacity adjusting valve (6) is installed, capacity adjusting valve (6) passes through corresponding pipeline and the indoor set between liquid/gas separator (7)
(5), gas-liquid separator (7) is connected, and the bottom of the oil eliminator (2) is additionally provided with spill port, and the spill port passes through oil return
Pipeline is connected with the suction line of motor compressor (1), and the control air-conditioning system fortune is provided with the electronic refrigerator car
Capable controller (8), the motor compressor (1) with controller (8) by corresponding cable connection, the controller (8)
Power input port is connected with pure electronic refrigerator car main power source (13), and is provided with and is used for and external electrical on the controller (8)
The reserved power input interface (11) that source is connected.
2. a kind of pure electronic refrigeration air conditioning system for vehicle as claimed in claim 1, it is characterised in that：The air-conditioning system also includes
Magnetic valve (9), the outlet phase of the entrance and oil eliminator (2) of the defrost pipeline are provided with defrost pipeline, the defrost pipeline
Connection, the outlet of defrost pipeline is connected with the entrance pipe of indoor set (5).
3. a kind of pure electronic refrigeration air conditioning system for vehicle as claimed in claim 2, it is characterised in that：The controller (8) is installed
In the entire car controller of pure electronic refrigerator car or it is installed on the air-conditioner set of refrigerator car.
4. a kind of pure electronic refrigeration air conditioning system for vehicle as claimed in claim 3, it is characterised in that：Controller (8) bag
The power supply source judge module and AC/DC converters in the power supply source for judging air-conditioning system are included, the power supply source judges
Module is arranged on controller (8), the reserved power input interface connection AC/DC converters of the controller (8), the AC/
The external power source interface for being connected with external power source is provided with DC converters.
5. a kind of pure electronic refrigeration air conditioning system for vehicle as claimed in claim 4, it is characterised in that：The AC/DC converters
For external AC/DC converters, it is connected between the external AC/DC converters and controller (8) by male and female banjo.
6. a kind of pure electronic refrigeration air conditioning system for vehicle as claimed in claim 4, it is characterised in that：The AC/DC converters
For built-in AC/DC modular converters, the built-in AC/DC modular converters are arranged at controller (8) inside, the corresponding external electrical
Source interface is arranged on controller (8).
7. a kind of pure electronic refrigeration air conditioning system for vehicle as described in claim 5 or 6, it is characterised in that：The air-conditioning system is also
Including drying liquid reservoir (10), the dry liquid reservoir (10) is installed between outdoor unit (3) and expansion valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720122409.XU CN206449948U (en) | 2017-02-10 | 2017-02-10 | A kind of pure electronic refrigeration air conditioning system for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720122409.XU CN206449948U (en) | 2017-02-10 | 2017-02-10 | A kind of pure electronic refrigeration air conditioning system for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206449948U true CN206449948U (en) | 2017-08-29 |
Family
ID=59665562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720122409.XU Expired - Fee Related CN206449948U (en) | 2017-02-10 | 2017-02-10 | A kind of pure electronic refrigeration air conditioning system for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206449948U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021072954A1 (en) * | 2019-10-15 | 2021-04-22 | 广东芬尼克兹节能设备有限公司 | Compressor lubrication adjusting method and device, electronic equipment, and storage medium |
-
2017
- 2017-02-10 CN CN201720122409.XU patent/CN206449948U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021072954A1 (en) * | 2019-10-15 | 2021-04-22 | 广东芬尼克兹节能设备有限公司 | Compressor lubrication adjusting method and device, electronic equipment, and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215621 Suzhou cypress New Energy Technology Co., Ltd., Changfeng Village, Leyu Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: Suzhou cypress New Energy Technology Co.,Ltd. Address before: 215621, Jiangsu, Suzhou, Zhangjiagang Province, Yu Town, Wynn village, Suzhou Sai Sai new energy automotive air conditioning Co., Ltd. Patentee before: SUZHOU SAI PU RUI NEW ENERGY AUTOMOBILE AIR CONDITIONING CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20220210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |