CN105006197A - Experiment device for automobile air-conditioning refrigerating system - Google Patents
Experiment device for automobile air-conditioning refrigerating system Download PDFInfo
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- CN105006197A CN105006197A CN201510426505.9A CN201510426505A CN105006197A CN 105006197 A CN105006197 A CN 105006197A CN 201510426505 A CN201510426505 A CN 201510426505A CN 105006197 A CN105006197 A CN 105006197A
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Abstract
The invention discloses an experiment device for an automobile air-conditioning refrigerating system. The experiment device comprises a compressor driven to work by a three-phase alternating motor via an electromagnetic clutch, a refrigerant recovery, filling, and vacuumizing device is provided with a low-voltage input terminal and a high-voltage output terminal, the low-voltage input terminal is connected with the compressor via a refrigerant low-voltage control valve and connected with an output terminal of an evaporator via the compressor, the high-voltage output terminal is connected with the compressor via a refrigerant high-voltage control valve and connected with an input terminal of a condenser via the compressor, an output terminal of the condenser is connected with an input terminal of a liquid storage dryer, an output terminal of the liquid storage dryer is connected to an input terminal of the evaporator via a high-voltage switch, a high-voltage terminal control valve, a low-voltage switch, and an expansion valve body, and the evaporator is also provided with an evaporator temperature switch. According to the experiment device, the structure is simple, the display is visual, faults can be set in a repeated manner, and the teaching effect of classes can be substantially improved.
Description
Technical field
The present invention relates to a kind of automobile air conditioning refrigerating system experimental provision.
Background technology
Automobile air conditioning refrigerating system is that each circulation has Four processes: compression process, condensation process, expansion process, evaporation process by being made by engine driven compressor the refrigerant be stored in sealed refrigeration systems constantly circulate and making its phase change and produce refrigeration.In condensation process, refrigerant becomes liquid by gas and outwardly dispels the heat in condenser; In evaporation process, refrigerant becomes gas heat absorption by liquid in evaporator, reduces the temperature around evaporator, and fan blower will to be sent into through the cold air of evaporator in car thus reached the object reducing vehicle interior temperature.
Summary of the invention
The defect that the present invention seeks to exist for prior art provides a kind of automobile air conditioning refrigerating system experimental provision.
The present invention for achieving the above object, adopts following technical scheme: a kind of automobile air conditioning refrigerating system experimental provision, comprising: performance element and control module; Described performance element comprises:
Compressor, it drives work by three phase alternating current motor by electromagnetic clutch;
Refrigerant-recovery, filling, vaccum-pumping equipment, it has low pressure input end and high-voltage output end; Described low pressure input end is connected with compressor by cold-producing medium low-pressure control valve, and is connected to the output terminal of the evaporator with fan blower by described compressor; Described high-voltage output end is connected with compressor by refrigerant high pressure operation valve, and is connected to the input end of the condenser with condenser fan by described compressor;
The output terminal of described condenser is connected with the input end of liquid storage dryer, the output terminal of described liquid storage dryer is connected to the input end of evaporator successively by high-voltage switch gear, high-pressure side operation valve, low tension switch and expansion valve body, and this evaporator is also provided with evaporator temperature switch;
One end of described expansion valve body is connected with the temperature-sensitive bag being arranged on described evaporator output terminal by balance pipe;
Wherein, described low pressure input end is provided with low pressure end tensimeter, is provided with high-pressure side tensimeter between described high-voltage switch gear and described high-pressure side operation valve.
Further, described control module comprises accumulator, and its output terminal is connected with the control input end of electromagnetic clutch by ignition switch, air-conditioning switch, evaporator temperature switch, low tension switch and high-voltage switch gear successively.
Beneficial effect of the present invention: experimental provision structure of the present invention is simple, intuitive display, easy to use, the feature that fault is set can be repeated, this device is used for the theory and practice of course in one teaching, the teaching efficiency in classroom can be significantly improved, in same device, there is advance.
Accompanying drawing explanation
Fig. 1 is performance element fundamental diagram of the present invention.
Fig. 2 is control module fundamental diagram of the present invention.
Embodiment
Shown in Fig. 1, Fig. 2, be a kind of automobile air conditioning refrigerating system experimental provision of the present invention, comprise: performance element and control module.Fig. 1 is performance element fundamental diagram of the present invention.According to Fig. 1, described performance element comprises:
Compressor 1, it drives work by three phase alternating current motor by electromagnetic clutch 2;
Refrigerant-recovery, filling, vaccum-pumping equipment 4, it has low pressure input end and high-voltage output end; Described low pressure input end is connected with compressor 1 by cold-producing medium low-pressure control valve 3, and is connected to the output terminal of the evaporator 15 with fan blower 16 by described compressor 1; Described high-voltage output end is connected with compressor 1 by refrigerant high pressure operation valve 5, and is connected to the input end of the condenser 7 with condenser fan 6 by described compressor 1;
The output terminal of described condenser 7 is connected with the input end of liquid storage dryer 8, the output terminal of described liquid storage dryer 8 is connected to the input end of evaporator 15 successively by high-voltage switch gear 9, high-pressure side operation valve 11, low tension switch 12 and expansion valve body 13, and this evaporator 15 is also provided with evaporator temperature switch 14;
One end of described expansion valve body 13 is connected with the temperature-sensitive bag 17 being arranged on described evaporator 15 output terminal by balance pipe 19;
Wherein, described low pressure input end is provided with low pressure end tensimeter 18, is provided with high-pressure side tensimeter 10 between described high-voltage switch gear 9 and described high-pressure side operation valve 12.
Shown in Fig. 2, it is control module fundamental diagram of the present invention.Described control module comprises accumulator 21, and its output terminal is connected with the control input end of electromagnetic clutch 2 by ignition switch 22, air-conditioning switch 23, evaporator temperature switch 14, low tension switch 12 and high-voltage switch gear 9 successively.
All parts on experimental provision of the present invention are all integrated on a platform, and each operation valve is manually operated control valve, just can simulate the most common failure arranging refrigeration system, and show the pressure parameter under each state by tensimeter by operation valve each in application drawing 1.When testing according to the present invention, its concrete method to set up, phenomenon of the failure and display situation are as shown in table 1:
Table 1
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. an automobile air conditioning refrigerating system experimental provision, is characterized in that, comprising: performance element and control module; Described performance element comprises:
Compressor, it drives work by three phase alternating current motor by electromagnetic clutch;
Refrigerant-recovery, filling, vaccum-pumping equipment, it has low pressure input end and high-voltage output end; Described low pressure input end is connected with compressor by cold-producing medium low-pressure control valve, and is connected to the output terminal of the evaporator with fan blower by described compressor; Described high-voltage output end is connected with compressor by refrigerant high pressure operation valve, and is connected to the input end of the condenser with condenser fan by described compressor;
The output terminal of described condenser is connected with the input end of liquid storage dryer, the output terminal of described liquid storage dryer is connected to the input end of evaporator successively by high-voltage switch gear, high-pressure side operation valve, low tension switch and expansion valve body, and this evaporator is also provided with evaporator temperature switch;
One end of described expansion valve body is connected with the temperature-sensitive bag being arranged on described evaporator output terminal by balance pipe;
Wherein, described low pressure input end is provided with low pressure end tensimeter, is provided with high-pressure side tensimeter between described high-voltage switch gear and described high-pressure side operation valve.
2. a kind of automobile air conditioning refrigerating system experimental provision as claimed in claim 1, it is characterized in that, described control module comprises accumulator, and its output terminal is connected with the control input end of electromagnetic clutch by ignition switch, air-conditioning switch, evaporator temperature switch, low tension switch and high-voltage switch gear successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510426505.9A CN105006197A (en) | 2015-07-15 | 2015-07-15 | Experiment device for automobile air-conditioning refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510426505.9A CN105006197A (en) | 2015-07-15 | 2015-07-15 | Experiment device for automobile air-conditioning refrigerating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105006197A true CN105006197A (en) | 2015-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510426505.9A Pending CN105006197A (en) | 2015-07-15 | 2015-07-15 | Experiment device for automobile air-conditioning refrigerating system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546763A (en) * | 2016-01-19 | 2016-05-04 | 无锡商业职业技术学院 | Fault diagnosis instrument based on vehicle air conditioner refrigeration system |
| CN106023773A (en) * | 2016-07-12 | 2016-10-12 | 天津商业大学 | Central air conditioning comprehensive experimental platform based on steam compression refrigeration system |
| CN107607328A (en) * | 2017-09-13 | 2018-01-19 | 无锡商业职业技术学院 | Experiment bench of air conditioner refrigerating system of electric automobile |
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| CN202093732U (en) * | 2011-06-08 | 2011-12-28 | 龚文资 | Analog circuit capable of controlling condenser fan via automobile air conditioner switch and water temperature switch |
| CN202275548U (en) * | 2011-10-20 | 2012-06-13 | 重庆电子工程职业学院 | Automobile air conditioner training platform used for teaching |
| CN202871178U (en) * | 2012-10-31 | 2013-04-10 | 无锡商业职业技术学院 | Experiment bench circuit for work demonstration of automobile air-conditioning electromagnetic clutch |
| CN203456010U (en) * | 2013-09-24 | 2014-02-26 | 山西宁志科技有限公司 | An entity simulating automobile teaching platform |
| CN203733403U (en) * | 2014-03-14 | 2014-07-23 | 丁允高 | Automobile air-conditioning system teaching experiment platform |
| CN204808731U (en) * | 2015-07-15 | 2015-11-25 | 无锡商业职业技术学院 | Experimental device for automobile air conditioner refrigerating system |
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2015
- 2015-07-15 CN CN201510426505.9A patent/CN105006197A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202093732U (en) * | 2011-06-08 | 2011-12-28 | 龚文资 | Analog circuit capable of controlling condenser fan via automobile air conditioner switch and water temperature switch |
| CN202275548U (en) * | 2011-10-20 | 2012-06-13 | 重庆电子工程职业学院 | Automobile air conditioner training platform used for teaching |
| CN202871178U (en) * | 2012-10-31 | 2013-04-10 | 无锡商业职业技术学院 | Experiment bench circuit for work demonstration of automobile air-conditioning electromagnetic clutch |
| CN203456010U (en) * | 2013-09-24 | 2014-02-26 | 山西宁志科技有限公司 | An entity simulating automobile teaching platform |
| CN203733403U (en) * | 2014-03-14 | 2014-07-23 | 丁允高 | Automobile air-conditioning system teaching experiment platform |
| CN204808731U (en) * | 2015-07-15 | 2015-11-25 | 无锡商业职业技术学院 | Experimental device for automobile air conditioner refrigerating system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546763A (en) * | 2016-01-19 | 2016-05-04 | 无锡商业职业技术学院 | Fault diagnosis instrument based on vehicle air conditioner refrigeration system |
| CN106023773A (en) * | 2016-07-12 | 2016-10-12 | 天津商业大学 | Central air conditioning comprehensive experimental platform based on steam compression refrigeration system |
| CN106023773B (en) * | 2016-07-12 | 2018-08-24 | 天津商业大学 | Central air-conditioning synthesis experiment platform based on vapour compression refrigeration system |
| CN107607328A (en) * | 2017-09-13 | 2018-01-19 | 无锡商业职业技术学院 | Experiment bench of air conditioner refrigerating system of electric automobile |
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Application publication date: 20151028 |