CN102837634B - Vehicle-mounted refrigeration carriage with three-temperature areas - Google Patents
Vehicle-mounted refrigeration carriage with three-temperature areas Download PDFInfo
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- CN102837634B CN102837634B CN201210375898.1A CN201210375898A CN102837634B CN 102837634 B CN102837634 B CN 102837634B CN 201210375898 A CN201210375898 A CN 201210375898A CN 102837634 B CN102837634 B CN 102837634B
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- chamber
- air door
- temperature chamber
- refrigerating
- evaporator
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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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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a vehicle-mounted refrigeration carriage with three-temperature areas, which comprises a carriage and a refrigerating system, wherein an inner cavity of the carriage is divided into high, middle and low-temperature three independent chambers through vertically arranged separating plates; an electric heater is arranged in a high-temperature chamber; a refrigerating evaporator is arranged in a middle-temperature chamber; a freezing evaporator is arranged in a low-temperature chamber; a first air door and a bidirectional air exchange fan are arranged on the separating plate between the middle-temperature chamber and the high-temperature chamber; a second air door, a third air door and an air exchange fan are respectively arranged on a side wall of the carriage in the high-temperature chamber and the low-temperature chamber; the refrigerating system comprises a direct current generator which is driven by a vehicle-mounted engine; an output end of the direct current generator is connected with an input end of a storage battery unit; one path of the output end of the storage battery unit is connected with the electric heater; and the other path of the output end of the storage battery unit is electrically connected with a refrigerating compressor through an inverter. The vehicle-mounted refrigeration carriage with three-temperature areas has the advantages that the temperature control precision is high, the safety of the transported articles is ensured and the transporting cost is greatly lowered.
Description
Technical field
The present invention relates to mounted refrigerating compartment, especially relate to the mounted refrigerating compartment with three-temperature-zone.
Background technology
At present, for the three-temperature-zone refrigerator carriage that medical treatment is special, its refrigeration system is many carries electromagnetic Clutch compressor, condenser and a set of cryogenic vaporizer, air door and envelope by a chassis and forms.But such refrigeration system is lowered the temperature in use and is slowly difficult to the temperature of guarantee three warm areas, be particularly more difficult to the temperature control precision of guarantee three warm areas in the area that ambient temperature is higher; And, because medical treatment special three-temperature-zone refrigerator carriage requires higher to temperature control precision, thus cause the frequent start-stop of vehicle-mounted compressor, and then improve the damage rate of electromagnetic clutch for compressor, this not only extends the haulage time of medicine, too increases conveying cost simultaneously.
Summary of the invention
The object of the invention is to provide the mounted refrigerating compartment with three-temperature-zone that a kind of temperature control precision is high, traffic cost is low.
For achieving the above object, the present invention takes following technical proposals:
The vehicle-mounted carriage body with three-temperature-zone of the present invention, comprises envelope and refrigeration system, and envelope inner chamber is divided into the separate chamber of high, medium and low temperature three by vertically disposed dividing plate by described envelope inner chamber; In described high temperature chamber, be provided with electric heater, in described middle temperature chamber, be provided with refrigeration evaporator, in described cryogenic chamber, be provided with refrigerating evaporator; Dividing plate between middle temperature chamber and high temperature chamber offers the first air door, is provided with in described first air door and two-wayly changes fan; Be positioned at the envelope of high temperature chamber and cryogenic chamber
sidewallabove offer the second air door and the 3rd air door respectively, in described second air door and the 3rd air door, be separately installed with one change fan; Described refrigeration system comprises: the dynamo generator driven by on-board engine, described dynamo generator mouth is connected with battery cell input end, described battery cell mouth one tunnel is connected with described electric heater and equipment all direct current 24V current consumer, and another road is through inverter and refrigerant compression mechatronics; Described refrigerating compressor outlet has three-way connection (pipe) road, first via pipeline is communicated with described refrigeration evaporator inlet through A defrost valve, second road pipeline is communicated with described refrigerating evaporator inlet through B defrost valve, three-way connection (pipe) road is communicated with condenser, described condensator outlet is communicated with reservoir, described reservoir outlet drying filter and liquid-sighting glass inlet communication, the outlet of described liquid-sighting glass is leaded up to A expansion valve and is communicated with refrigeration evaporator inlet, and B expansion valve of separately leading up to is communicated with refrigerating evaporator inlet; Refrigeration evaporator, refrigerating evaporator gas returning port are respectively by check valve and vapour liquid separator inlet communication, and described vapour liquid separator exports and refrigerating compressor inlet communication.
Described battery cell is made up of two group storage batteries, and a road exports and is electrically connected with described electric heater, and another road exports through inverter and refrigerant compression mechatronics; The front end pipeline of described A expansion valve, B expansion valve is respectively arranged with switch valve.
The invention has the advantages that and envelope is divided into three separate spaces by dividing plate, under the control respectively of vehicle-mounted refrigerating system and heating system, make to have in an envelope three kinds of different warm areas simultaneously, meet the temperature requirements of three kinds of article (particularly medicine) simultaneously, temperature control precision is high, both ensure that the safety of transported article, greatly reduce traffic cost again.
Accompanying drawing explanation
Fig. 1 is the structural representation of envelope of the present invention.
Fig. 2 is the structural representation of refrigeration system of the present invention.
Detailed description of the invention
As shown in Figure 1, 2, the vehicle-mounted carriage body with three-temperature-zone of the present invention, comprises envelope 1 and refrigeration system, and envelope inner chamber is divided into the separate chamber of high, medium and low temperature three 2,3,4 by vertically disposed dividing plate by described envelope 1 inner chamber, in described high temperature chamber 2, be provided with electric heater 5, in described middle temperature chamber 3, be provided with refrigeration evaporator 6, in described cryogenic chamber 4, be provided with refrigerating evaporator 7, dividing plate 8 between middle temperature chamber 3 and high temperature chamber 2 offers the first air door 9, be provided with in described first air door 9 and two-wayly change fan 10, be positioned at high temperature chamber 2 and cryogenic chamber 4
envelope sidewallabove offer the second air door 11 and the 3rd air door 12 respectively, in described second air door 11 and the 3rd air door 12, be separately installed with one change fan 13,14, described refrigeration system comprises: the dynamo generator 16 dragged by on-board engine 15, described dynamo generator 16 mouth is connected with battery cell 17 input end, described battery cell 17 forms direct current 24V power supply by two group storage batteries, and a part of DC24V direct supply supplying cold directly is hidden evaporator fan 36, refrigerating evaporator fan 37, two-wayly changes fan 10, changes fan 13, changed fan 14, switch valve 34 coil, switch valve 35 coil, condenser fan 38 and electric heater 5 electricity consumption, another part is electrically connected with refrigerating compressor 19 through inverter 18, refrigerating compressor 19 outlet has three-way connection (pipe) road 20, 21, 22, first via pipeline 20 is communicated with described refrigeration evaporator 6 inlet through A defrost valve 23, second road pipeline 21 is communicated with described refrigerating evaporator 7 inlet through B defrost valve 24, three-way connection (pipe) road 22 is communicated with condenser 25, described condenser 25 outlet is communicated with reservoir 26, described reservoir 26 exports drying filter 27 and liquid-sighting glass 28 inlet communication, switch valve 34 is leaded up in the outlet of described liquid-sighting glass 28, A expansion valve 29 is communicated with refrigeration evaporator 6 inlet, separately lead up to switch valve 35, B expansion valve 30 is communicated with refrigerating evaporator 7 inlet, refrigeration evaporator 6, refrigerating evaporator 7 gas returning port are respectively by check valve 31,32 and vapour liquid separator 33 inlet communication, and described vapour liquid separator 33 exports and refrigerating compressor 19 inlet communication.
Principle of work of the present invention is summarized as follows:
1, power system
1, utilize on-board engine 15 to drag dynamo generator 16 to work: the direct current (DC) that on-board engine 15 work drives DC24 volt dynamo generator 16 to send is connected by two groups of DC12V storage batterys, part DC24V direct supply supplying cold directly is hidden evaporator fan 36, refrigerating evaporator 37, is two-wayly changed fan 10, changes fan 13, changes fan 14, electric heater 5 electricity consumption in switch valve 34 coil, switch valve 35 coil, condenser fan 38 and high temperature chamber 2, and another part DC24V direct supply is that AC220 volt is for refrigerating compressor 19 electricity consumption by inverter 18 inversion.Can utilize external civil power work after vehicle is flame-out, that is: the direct the supply system cold compressor 19 of external AC220V part power supply uses, and a part becomes DC24V fed heater 5 electricity consumption by inverter 18 internal circuit rectification step-down in addition.
2, refrigeration system
The present invention, owing to being respectively arranged with refrigerating evaporator 7 and refrigeration evaporator 6 in cryogenic chamber 4 and middle temperature chamber 3, therefore, by the exchange of warm area and low-temperature space in temperature control realization, also can make low-temperature space and warm area all be set to warm area in low-temperature space.The high pressure gas that refrigerating compressor 19 exports out, first via pipeline 22 is separated after reservoir 26, device for drying and filtering 27, liquid-sighting glass 28 by condenser 25 again, and refrigeration evaporator 6 is entered through switch valve 34, A expansion valve 29 in a road; Refrigerating evaporator 7 is entered through switch valve 35, B expansion valve 30 in another road; After check valve 32 is joined, enter vapour liquid separator 33 with from refrigerating evaporator 7 refrigeration working medium out through check valve 31 from refrigeration evaporator 6 refrigeration working medium out, return refrigerating compressor 19 admission port.
3, temperature adjustment
When cryogenic chamber 4 heats (during intensification), the second air door 11 and the 3rd air door 12 are opened, and change fan 13,14 simultaneously and work, and high temperature chamber 2 hot gas passes through envelope 1 external environment to cryogenic chamber 4 heat exchange.
When middle temperature chamber 3 heats (during intensification), the first air door 9 is opened, and the two-way fan 10 that changes works simultaneously, and high temperature chamber 2 hot gas blows hot gas heat exchange to middle temperature chamber 3.
When high temperature chamber 2 is freezed (during cooling): the first air door 9 is opened, the two-way fan 10 that changes works simultaneously, and middle temperature chamber 3 cold air is to high temperature chamber 2 blast-cold gas.(when middle temperature chamber 3 needs heating and high temperature chamber 2 to need to freeze based on middle temperature chamber 3 cold air to high temperature chamber 2 blast-cold gas, this is because also rise to the temperature of warm chamber 3 in during high temperature chamber 2 blast-cold gas at middle temperature chamber 3 cold air thereupon).
Claims (1)
1. have a vehicle-mounted carriage body for three-temperature-zone, comprise envelope (1) and refrigeration system, envelope inner chamber is divided into the separate chamber of high, medium and low temperature three (2,3,4) by vertically disposed dividing plate by described envelope (1) inner chamber, it is characterized in that: in described high temperature chamber (2), be provided with electric heater (5), in described middle temperature chamber (3), be provided with refrigeration evaporator (6), in described cryogenic chamber (4), be provided with refrigerating evaporator (7), dividing plate (8) between middle temperature chamber (3) and high temperature chamber (2) offers the first air door (9), is provided with in described first air door (9) and two-wayly changes fan (10), be positioned at high temperature chamber (2) and cryogenic chamber (4)
envelope sidewallabove offer the second air door (11) and the 3rd air door (12) respectively, in described second air door (11) and the 3rd air door (12), be separately installed with one change fan (13,14), described refrigeration system comprises: the dynamo generator (16) driven by on-board engine (15), and described dynamo generator (16) mouth is connected with battery cell (17) input end, described battery cell (17) mouth one tunnel and described electric heater
(5) be electrically connected, another road is electrically connected with refrigerating compressor (19) through inverter (18), described refrigerating compressor (19) outlet has three-way connection (pipe) road (20, 21, 22), first via pipeline (20) is communicated with described refrigeration evaporator (6) inlet through A defrost valve (23), second road pipeline (21) is communicated with described refrigerating evaporator (7) inlet through B defrost valve (24), three-way connection (pipe) road (22) is communicated with condenser (25), described condenser (25) outlet is communicated with reservoir (26), described reservoir (26) outlet drying filter (27) and liquid-sighting glass (28) inlet communication, described liquid-sighting glass (28) outlet is leaded up to A expansion valve (29) and is communicated with refrigeration evaporator (6) inlet, B expansion valve (30) of separately leading up to is communicated with refrigerating evaporator (7) inlet, refrigeration evaporator (6), refrigerating evaporator (7) gas returning port are respectively by check valve (31,32) and vapour liquid separator (33) inlet communication, and described vapour liquid separator (33) exports and refrigerating compressor (19) inlet communication, described battery cell (17) is made up of two group storage batteries, and a road exports and is electrically connected with described electric heater (5), and another road exports and is electrically connected with refrigerating compressor (19) through inverter (18), the front end pipeline of described A expansion valve (29), B expansion valve (30) is respectively arranged with switch valve (34,35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210375898.1A CN102837634B (en) | 2012-09-27 | 2012-09-27 | Vehicle-mounted refrigeration carriage with three-temperature areas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210375898.1A CN102837634B (en) | 2012-09-27 | 2012-09-27 | Vehicle-mounted refrigeration carriage with three-temperature areas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102837634A CN102837634A (en) | 2012-12-26 |
| CN102837634B true CN102837634B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210375898.1A Active CN102837634B (en) | 2012-09-27 | 2012-09-27 | Vehicle-mounted refrigeration carriage with three-temperature areas |
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| CN (1) | CN102837634B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190360433A1 (en) * | 2016-05-03 | 2019-11-28 | Carrier Corporation | Integrated compressed gas transport refrigeration unit for compressed gas fueled vehicles |
| US10414241B2 (en) * | 2016-06-30 | 2019-09-17 | Emerson Climate Technologies, Inc. | Systems and methods for capacity modulation through eutectic plates |
| US10569620B2 (en) | 2016-06-30 | 2020-02-25 | Emerson Climate Technologies, Inc. | Startup control systems and methods to reduce flooded startup conditions |
| CN111936330A (en) * | 2018-04-13 | 2020-11-13 | 开利公司 | Transport refrigeration system |
| CN108715149A (en) * | 2018-06-27 | 2018-10-30 | 陕西德仕汽车部件（集团）有限责任公司 | A kind of multi-temperature zone constant refrigeration vehicle |
| CN110154867A (en) * | 2019-06-27 | 2019-08-23 | 青岛凯菲尔智能冷藏车有限公司 | A kind of vehicle-mounted deep cooling refrigerating carriage of new energy tricycle |
| CN112721784B (en) * | 2020-12-16 | 2022-04-26 | 江苏大学 | Hybrid refrigerator car with two cold source systems |
| CN113212110B (en) * | 2021-06-23 | 2023-04-11 | 珠海格力电器股份有限公司 | Method, device and system for optimizing working environment of refrigerating unit of refrigerator car |
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| JP2002081821A (en) * | 2000-08-31 | 2002-03-22 | Mitsubishi Heavy Ind Ltd | On-vehicle refrigerator |
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| US5168713A (en) * | 1992-03-12 | 1992-12-08 | Thermo King Corporation | Method of operating a compartmentalized transport refrigeration system |
| CN1119600A (en) * | 1994-05-28 | 1996-04-03 | 大泷千鹤子 | Cabin combined on vehicle for freezing, refrigerating and heating |
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| CN102837634A (en) | 2012-12-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 451450 Zhongmu Automobile Industrial Park, Zhongmu, Henan, China, Zhengzhou Applicant after: ZHENGZHOU KAIXUE REFRIGERATION CHAIN CO., LTD. Address before: 451450 Zhongmu Automobile Industrial Park, Zhongmu, Henan, China, Zhengzhou Applicant before: Zhengzhou Kaixue Refrigeration Equipments Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: ZHENGZHOU KAIXUE REFRIGERATION EQUIPMENTS CO., LTD. TO: ZHENGZHOU KAIXUE COLD CHAIN CO., LTD. |
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| C14 | Grant of patent or utility model | ||
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