CN202454161U - Constant-temperature and constant-humidity air conditioner simulating experimental device for teaching - Google Patents

Constant-temperature and constant-humidity air conditioner simulating experimental device for teaching Download PDF

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Publication number
CN202454161U
CN202454161U CN2012200959151U CN201220095915U CN202454161U CN 202454161 U CN202454161 U CN 202454161U CN 2012200959151 U CN2012200959151 U CN 2012200959151U CN 201220095915 U CN201220095915 U CN 201220095915U CN 202454161 U CN202454161 U CN 202454161U
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China
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constant
relay
switch
temperature
evaporator
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Expired - Fee Related
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CN2012200959151U
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Chinese (zh)
Inventor
刘清
李绍铭
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Wuhan Iron and Steel Group Corp
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Wuhan Iron and Steel Group Corp
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Priority to CN2012200959151U priority Critical patent/CN202454161U/en
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Abstract

The utility model belongs to an experimental device for teaching of heating ventilation air conditioner majors, in particular relates to a constant-temperature and constant-humidity air conditioner simulating experimental device for teaching. An evaporator, a compressor and a condenser are connected through pipelines to form a refrigerating system pipeline circuit; a throttle valve is arranged on a pipeline between the evaporator and the condenser; a heater, a humidifier and an indoor blower are arranged successively on the inner side of the evaporator, and the outer side of the evaporator is connected with a temperature controller; an outdoor blower is arranged on the outer side of the condenser; a high pressure controller is arranged on a pipeline between the compressor and the condenser, and a low pressure controller is arranged on a pipeline between the compressor and the evaporator. The constant-temperature and constant-humidity air conditioner simulating experimental device for teaching has the advantages that students can be helped to be familiar with the system composition and working principle of constant-temperature and constant-humidity air conditioners, besides, students can observe fault phenomena, analyze fault causes and solve faults by the simulated fault points.

Description

A kind of simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students
Technical field
The utility model belongs to the experimental provision that a kind of HVAC specialty is used to impart knowledge to students, and is specifically related to a kind of simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students, and can be used as the servicing unit of refrigeration plant maintenance mans technical ability characterization test and training.
Background technology
Artificial atmosphere is the specialized courses that HVAC specialty and many relevant speciality students must grasp.Constant-temperature constant-humidity air-conditioner is one of visual plant of realizing artificial atmosphere; But because the equipment of constant-temperature constant-humidity air-conditioner air-conditioning system is huger, complicacy and experiment condition restriction; Still installation, the troubleshooting of faults that can not in the laboratory, carry out equipment are demonstrated; Cause the student in study and practice during process, can only lean on teacher's explanation and, be unfavorable for students'understanding and grasp through seeing that drawing etc. imparts knowledge to students.
Summary of the invention
The utility model technical matters to be solved provides the comprehensive centralized knowledge of a kind of student of being convenient to and grasps the simulation constant-temperature constant-humidity air-conditioner experimental provision of the knowledge and the fault analysis ability of constant-temperature constant-humidity air-conditioner.
For solving the problems of the technologies described above, the technical scheme of the utility model is:
A kind of simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students comprises evaporator, compressor, condenser, well heater, humidifier, indoor fan and outdoor fan; Wherein said evaporator, compressor and condenser connect and compose a refrigeration system pipeline loop through pipeline; A throttling valve is set on the pipeline between said evaporator and the condenser; Be disposed with said well heater, humidifier and indoor fan in the inboard of said evaporator, the said evaporator outside is connected with a temperature controller; In said condenser arranged outside said outdoor fan is arranged; A Hi pilot is set on the pipeline of said compressor and condenser, a low pressure controller is set on the pipeline between said compressor and the evaporator.
The described simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students; Also comprise telepilot, infrared signal receiver and control panel; Said infrared signal receiver receives the infrared signal that said telepilot sends; And sending said control panel to, said control panel is connected with said indoor fan, outdoor fan, temperature controller, well heater, humidifier, Hi pilot, low pressure controller and compressor respectively.
The power supply contactor coil of said compressor is connected with first relay and first switch;
The power supply contactor coil of said well heater is connected with second relay and second switch;
The supply transformer power supply of said control panel is connected with the 3rd relay and the 3rd switch;
The supply transformer power supply of said infrared remote receiver is connected with the 4th relay and the 4th switch;
The high pressure step switch of said Hi pilot is connected with the 5th relay and the 5th switch;
The low pressure step switch of said low pressure controller is connected with the 6th relay and the 6th switch;
The room temperature temperature-sensitive head of said temperature controller closes with the 7th relay and minion connects;
The power supply of said indoor fan closes with the 8th relay and octavo connects;
The power supply of said outdoor fan is connected with the 9th relay and the 9th switch;
The power supply of said humidifier is connected with the tenth relay and the tenth switch;
The said simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students; A solenoid valve is set on the pipeline between said condenser and the said throttling valve; Said control panel is connected with said solenoid valve, and the power supply of said solenoid valve is connected with the 11 relay and the 11 switch;
Said each relay and each switch pilot lamp of all connecting.
The beneficial effect of the utility model is formed and principle of work for the system that can effectively help the student to be familiar with constant-temperature constant-humidity air-conditioner, more can let the student observe phenomenon of the failure intuitively through the trouble spot of simulation, and analyzing failure cause solves fault.
Description of drawings
Further specify below in conjunction with accompanying drawing and embodiment technical scheme the utility model.
The critical piece structural drawing of the simulation constant-temperature constant-humidity air-conditioner experimental provision that Fig. 1 is used to impart knowledge to students for the utility model embodiment.
The control section schematic diagram of the simulation constant-temperature constant-humidity air-conditioner experimental provision that Fig. 2 is used to impart knowledge to students for the utility model embodiment.
Fig. 3 is provided with circuit theory diagrams for the fault of the simulation constant-temperature constant-humidity air-conditioner experimental provision that the utility model embodiment is used to impart knowledge to students.
Embodiment
A kind of simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students, as shown in Figure 1, it comprises evaporator 5, compressor 12, condenser 2, well heater 7, humidifier 8, indoor fan 9 and outdoor fan 1; Wherein evaporator 5, compressor 12 and condenser 2 connect and compose a refrigeration system pipeline loop through pipeline; A throttling valve 4 is set on the pipeline between evaporator 5 and the condenser 2; Set gradually having heaters 7, humidifier 8 and indoor fan 9 in the inboard of evaporator 5, evaporator 5 outsides are connected with a temperature controller 6; In condenser 2 arranged outside outdoor fan 1 is arranged; On the pipeline of compressor 12 and condenser 2, a Hi pilot 11 is set, a low pressure controller 10 is set on the pipeline between compressor 12 and the evaporator 5, a solenoid valve 3 is set on the pipeline between condenser 2 and the throttling valve 4.
As shown in Figure 2; Also comprise telepilot 13, infrared signal receiver 14 and control panel 15; Infrared signal receiver 14 receives the infrared signal that telepilot 13 sends; And sending control panel 15 to, control panel 15 is connected with indoor fan 9, outdoor fan 1, temperature controller 6, well heater 7, humidifier 8, Hi pilot 11, low pressure controller 10, compressor 12 and solenoid valve 3 respectively.
Start vaporizer after the liquid refrigerant in the evaporator absorbs the heat (air is lowered the temperature and dehumidified) of air; Form certain temperature difference between final cold-producing medium and the sky; Liquid refrigerant also evaporates fully and becomes gaseous state; After the machine that is compressed suck and compression (pressure and temperature increases), gaseous refrigerant condenses into liquid through condenser (air-cooled) absorption heat.Get into evaporator through becoming low-temperature low-pressure refrigerant behind the capillary-compensated, accomplish the refrigerant cycle process.Blower fan is responsible for air is sucked from return air inlet, and air is through evaporator (cooling, dehumidifying), humidifier, and electric heater (intensifications) is got back to return air inlet after air outlet is delivered in the space of user's need after air of seeing off and the air mixed in the space.
A kind of fault of the simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students is provided with as shown in Figure 3, and the power supply contactor coil 1201 of compressor and first relay J 1 and first K switch 1 and the first pilot lamp L1 connect; The power supply contactor coil 701 of well heater is connected with the second switch K2 and the second pilot lamp L2 with second relay J 2; The supply transformer power supply 1501 of control panel and the 3rd relay J 3 and the 3rd K switch 3 and the 3rd pilot lamp L3 connect; The supply transformer power supply 1401 of infrared remote receiver and the 4th relay J 4 and the 4th K switch 4 and the 4th pilot lamp L4 connect; The high pressure step switch 1101 of Hi pilot and the 5th relay J 5 and the 5th K switch 5 and the 5th pilot lamp L5 connect; The low pressure step switch 1001 of low pressure controller and the 6th relay J 6 and the 6th K switch 6 and the 6th pilot lamp L6 connect; The room temperature temperature-sensitive head 601 of temperature controller closes K7 with the 7th relay J 7 and minion and the 7th pilot lamp L7 connects; The power supply 901 of indoor fan closes K8 with the 8th relay J 8 and octavo and the 8th pilot lamp L8 connects; The power supply 101 of outdoor fan and the 9th relay J 9 and the 9th K switch 9 and the 9th pilot lamp L9 connect; The power supply 801 of humidifier and the tenth relay J 10 and the tenth K switch 10 and the tenth pilot lamp L10 connect; The power supply 301 of solenoid valve and the 11 relay J 11 and the 11 K switch 11 and the 11 pilot lamp L11 connect.
The beneficial effect of the utility model is formed and principle of work for the system that can effectively help the student to be familiar with constant-temperature constant-humidity air-conditioner, more can let the student observe phenomenon of the failure intuitively through the trouble spot of simulation, and analyzing failure cause solves fault.
It should be noted last that; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the spirit and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.

Claims (5)

1. a simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students is characterized in that, comprises evaporator, compressor, condenser, well heater, humidifier, indoor fan and outdoor fan; Wherein said evaporator, compressor and condenser connect and compose a refrigeration system pipeline loop through pipeline; A throttling valve is set on the pipeline between said evaporator and the condenser; Be disposed with said well heater, humidifier and indoor fan in the inboard of said evaporator, the said evaporator outside is connected with a temperature controller; In said condenser arranged outside said outdoor fan is arranged; A Hi pilot is set on the pipeline of said compressor and condenser, a low pressure controller is set on the pipeline between said compressor and the evaporator.
2. the simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students according to claim 1; It is characterized in that; Also comprise telepilot, infrared signal receiver and control panel; Said infrared signal receiver receives the infrared signal that said telepilot sends, and sends said control panel to, and said control panel is connected with said indoor fan, outdoor fan, temperature controller, well heater, humidifier, Hi pilot, low pressure controller and compressor respectively.
3. according to the said simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students of claim 2, it is characterized in that the power supply contactor coil of said compressor is connected with first relay and first switch;
The power supply contactor coil of said well heater is connected with second relay and second switch;
The supply transformer power supply of said control panel is connected with the 3rd relay and the 3rd switch;
The supply transformer power supply of said infrared remote receiver is connected with the 4th relay and the 4th switch;
The high pressure step switch of said Hi pilot is connected with the 5th relay and the 5th switch;
The low pressure step switch of said low pressure controller is connected with the 6th relay and the 6th switch;
The room temperature temperature-sensitive head of said temperature controller closes with the 7th relay and minion connects;
The power supply of said indoor fan closes with the 8th relay and octavo connects;
The power supply of said outdoor fan is connected with the 9th relay and the 9th switch;
The power supply of said humidifier is connected with the tenth relay and the tenth switch.
4. according to the said simulation constant-temperature constant-humidity air-conditioner experimental provision that is used to impart knowledge to students of claim 3; It is characterized in that; A solenoid valve is set on the pipeline between said condenser and the said throttling valve; Said control panel is connected with said solenoid valve, and the power supply of said solenoid valve is connected with the 11 relay and the 11 switch.
5. according to claim 3 or the 4 said simulation constant-temperature constant-humidity air-conditioner experimental provisions that are used to impart knowledge to students, it is characterized in that said each relay and each switch pilot lamp of all connecting.
CN2012200959151U 2012-03-14 2012-03-14 Constant-temperature and constant-humidity air conditioner simulating experimental device for teaching Expired - Fee Related CN202454161U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200959151U CN202454161U (en) 2012-03-14 2012-03-14 Constant-temperature and constant-humidity air conditioner simulating experimental device for teaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200959151U CN202454161U (en) 2012-03-14 2012-03-14 Constant-temperature and constant-humidity air conditioner simulating experimental device for teaching

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CN202454161U true CN202454161U (en) 2012-09-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108626864A (en) * 2018-06-12 2018-10-09 广东省有色工业建筑质量检测站有限公司 A kind of heat insulation profile detection environment temperature control regulating system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108626864A (en) * 2018-06-12 2018-10-09 广东省有色工业建筑质量检测站有限公司 A kind of heat insulation profile detection environment temperature control regulating system

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120926

Termination date: 20170314