CN203490893U - Refrigeration training device - Google Patents
Refrigeration training device Download PDFInfo
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- CN203490893U CN203490893U CN201320609241.7U CN201320609241U CN203490893U CN 203490893 U CN203490893 U CN 203490893U CN 201320609241 U CN201320609241 U CN 201320609241U CN 203490893 U CN203490893 U CN 203490893U
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- refrigeration system
- refrigerator
- refrigeration
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Abstract
The utility model discloses a refrigeration practical training device. The refrigeration practical training device comprises a practical training table, an air conditioner refrigerating system and a refrigerator refrigerating system, and the air conditioner refrigerating system and the refrigerator refrigerating system are respectively disposed on left and right sides of the practical training table; the air conditioner refrigerating system comprises a totally-enclosed compressor set, an outdoor unit, an indicating lamp, an indoor unit, a four-way electromagnetic reversing valve, a connecting pipe line, a control circuit, indicating instruments and a stop valve, and the totally-enclosed compressor set is installed in the outdoor unit; and the refrigerator refrigerating system comprises a compressor, a condenser, a dry filter, a capillary tube, an evaporator, a connecting pipe line, a control circuit, indicating instruments and a stop valve, and a complete refrigerating loop is formed by the compressor, the condenser, the dry filter, the capillary tube and the evaporator via the connecting pipe line. Under a specific condition of student practical training operation, parts which students need to observe and understand are taken out from cases of finished products such as a household air conditioner or a household refrigerator, thereby facilitating observing by the students.
Description
Technical field
The utility model relates to a kind of experimental teaching unit, is specifically related to a kind of refrigeration actual training device.
Background technology
Because the Practical training equipment development of the refrigerating plants such as China's air-conditioning, refrigerator is slower, lag behind the middle duty of high speed development and the development of higher education.What original student adopted when refrigeration real training is finished product refrigerator and air conditioner, and intuitive is poor on the one hand for this real training mode, and student cannot intuitively understand for working temperature, working pressure and the running status of cold-producing medium; Student is inconvenient for the measurement of circuit voltage and electric current on the other hand, a little less than the maintenance operability of fault, has had a strong impact on real training quality and effect.
About refrigeration actual training device, Chinese patent literature CN 201311728 Y(application number 200820168013.X) a kind of refrigeration and air conditioning system actual training device is disclosed, comprise mounting platform and therrmodynamic system, therrmodynamic system has at least compressor, evaporator, condenser, four-way valve and restriction device to form, compressor is connected with condenser, evaporator respectively by four-way valve, and restriction device is fixed on evaporator front end.Described mounting platform is provided with mounting groove, and mounting groove is therrmodynamic system fixedly, between each parts of therrmodynamic system, all adopts detachable connector to be connected with refrigerant pipe, and described therrmodynamic system is attached with control circuit unit and measuring unit.This device reproduces the simulated environment of a therrmodynamic system, and cost is low; But this actual training device is directly perceived not, beginner can not observe intuitively and understand the effect of each several part in refrigeration.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of real training convenience, operates the actual training device that freezes intuitively.
The technical scheme that realizes the utility model object is a kind of refrigeration actual training device, comprises Practical training table, air-conditioning refrigeration system and refrigeration system of refrigerator, and air-conditioning refrigeration system and refrigeration system of refrigerator are placed on respectively the left and right sides of Practical training table; Described air-conditioning refrigeration system comprises totally-enclosed compressor group, off-premises station, pilot lamp, indoor set, four-way electromagnetic reversing valve, connecting line, control circuit, indicating instrument and shutoff valve; Totally-enclosed compressor group is arranged in off-premises station; Totally-enclosed compressor group, kapillary, indoor set, four-way electromagnetic reversing valve are connected by connecting line; Described refrigeration system of refrigerator comprises compressor, condenser, device for drying and filtering, kapillary, evaporator, connecting line, control circuit, indicating instrument and shutoff valve, and compressor, condenser, device for drying and filtering, kapillary, evaporator form a complete refrigerating circuit by connecting line.
Described Practical training table comprises base plate, platen and backboard, platen by stent support on base plate; Backboard is arranged on the rear side of platen; The below of base plate is also provided with four universal wheels.
The off-premises station of described air-conditioning refrigeration system is placed on the base plate of Practical training table, and indoor set is fixed on the backboard of Practical training table.
The compressor of described refrigeration system of refrigerator is placed on the base plate of Practical training table, and evaporator is fixed on the backboard of Practical training table.
The connecting line of described air-conditioning refrigeration system and refrigeration system of refrigerator is provided with cold-producing medium photoscope and shutoff valve.
The control circuit of described air-conditioning refrigeration system comprises compressor Control Cprant, air conditioner outdoor fan control circuit, air conditioner chamber's inner blower control circuit and air-conditioning heating control circuit; The control circuit of refrigeration system of refrigerator comprises compressor Control Cprant and refrigerator lighting circuit.
The indicating instrument of described air-conditioning refrigeration system comprises the first high pressure gauge, the first low-pressure meter, the first voltage table and the first reometer; The first high pressure gauge and the first low-pressure meter are arranged on connecting line, form line pressure indication mechanism; The first voltage table and the first reometer are connected in circuit, forming circuit operating voltage and electric current display system.
The indicating instrument of described refrigeration system of refrigerator comprises the second high pressure gauge, the second low-pressure meter, second voltage table and the second reometer; The second high pressure gauge and the second low-pressure meter are arranged on connecting line, form line pressure indication mechanism; Second voltage table and the second reometer are connected in circuit, forming circuit operating voltage and electric current display system.
The utlity model has positive effect:
(1) the utility model is for this specific condition of student's training operation, designed actual training device, by pipe valve, pipeline transparent windows, line pressure table, circuit voltage table and reometer are set, make student can grasp intuitively the situations of change such as working temperature, working pressure, running status and operating voltage, running current of work schedule cryogen in real training process, various faults can be set flexibly, grasp well refrigerating operation technology.
(2) actual training device of the present utility model, on the basis of finished product domestic air conditioning or refrigerator, by wherein needing the part of observation of students and understanding to take out in cabinet, is convenient to student's observation; Simultaneously because the casing of finished product domestic air conditioning or refrigerator or cabinet etc. appear in student's the visual field, student has kind of a familiarity feeling when observing, and is easier to understand working temperature, working pressure, running status and metering circuit operating voltage and the electric current of cold-producing medium during observation; Have real training convenient, operation is directly perceived, the advantage that real training efficiency is high.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of refrigeration actual training device of the present utility model;
Mark in above-mentioned accompanying drawing is as follows: Practical training table 1, base plate 11, universal wheel 11-1, platen 12, backboard 13;
Air-conditioning refrigeration system 2, off-premises station 21, pilot lamp 22, indoor set 23, the first high pressure gauge 24-1, the first low-pressure meter 24-2, the first voltage table 24-3, the first reometer 24-4;
Refrigeration system of refrigerator 3, compressor 31, condenser 32, device for drying and filtering 33, kapillary 34, evaporator 35, the second high pressure gauge 36-1, the second low-pressure meter 36-2, second voltage table 36-3, the second reometer 36-4.
Embodiment
(embodiment 1)
See Fig. 1, the refrigeration actual training device of the present embodiment comprises Practical training table 1, air-conditioning refrigeration system 2 and refrigeration system of refrigerator 3.Air-conditioning refrigeration system 2 and refrigeration system of refrigerator 3 are placed on respectively the left and right sides of Practical training table 1.
Practical training table 1 comprises base plate 11, platen 12 and backboard 13, platen 12 by stent support on base plate 11.Backboard 13 is arranged on the rear side of platen 12.The below of base plate 11 is also provided with four universal wheel 11-1, is convenient to mobile and fixing.
Described air-conditioning refrigeration system 2 comprises totally-enclosed compressor group, off-premises station 21, indoor set 23, four-way electromagnetic reversing valve, connecting line, control circuit, indicating instrument and shutoff valve; Totally-enclosed compressor group is arranged in off-premises station 21.
Between totally-enclosed compressor group, off-premises station 21, indoor set 23, four-way electromagnetic reversing valve, by connecting line, according to the mode that can normally work, connected.Connecting line is provided with cold-producing medium photoscope and shutoff valve, can observe state variation and the mobility status of cold-producing medium by cold-producing medium photoscope student.Shutoff valve is arranged on connecting line, and shutoff valve is closed Space-Time Modulation cooling system 2 and be there will be fault, thereby shutoff valve, consists of the malfunction demo system of air-conditioning.
Wherein the off-premises station 21 of air-conditioning refrigeration system 2 is placed on the base plate 11 of Practical training table 1, and indoor set 23 is fixed on the backboard 13 of Practical training table 1.
Described control circuit comprises compressor Control Cprant, air conditioner outdoor fan control circuit, air conditioner chamber's inner blower control circuit and air-conditioning heating control circuit.Compressor Control Cprant comprises monophase machine, electric capacity, overload protective device and temperature controller; Air conditioner outdoor fan control circuit comprises outdoor fan, start-up capacitance, relay switch; Air conditioner chamber's inner blower control circuit comprises indoor fan, start-up capacitance, relay switch; Air-conditioning heating control circuit comprises four-way electromagnetic reversing valve and relay switch.
Wherein the pilot lamp 22 in indoor set 23 takes out in the casing of indoor set, is arranged on the backboard 13 of Practical training table 1, be convenient to connecting circuit that student understands pilot lamp with and duty.
The indicating instrument of air-conditioning refrigeration system 2 comprises the first high pressure gauge 24-1, the first low-pressure meter 24-2, the first voltage table 24-3 and the first reometer 24-4.The first high pressure gauge 24-1 and the first low-pressure meter 24-2 are arranged on connecting line, form line pressure indication mechanism; The first voltage table 24-3 and the first reometer 24-4 are connected in circuit, forming circuit operating voltage and electric current display system.
Described refrigeration system of refrigerator 3 comprises compressor 31, condenser 32, device for drying and filtering 33, kapillary 34, evaporator 35, connecting line, control circuit, indicating instrument and shutoff valve.Compressor 31, condenser 32, device for drying and filtering 33, kapillary 34 and evaporator 35 form a complete refrigerating circuit by connecting line.
Connecting line is provided with cold-producing medium photoscope and shutoff valve, can observe state variation and the mobility status of cold-producing medium by cold-producing medium photoscope student.Shutoff valve is arranged on connecting line, and when shutoff valve is closed, refrigeration system of refrigerator 3 there will be fault, thereby shutoff valve, consists of the malfunction demo system of air-conditioning.
Wherein the compressor 31 of refrigeration system of refrigerator 3 is placed on the base plate 11 of Practical training table 1, and evaporator 35 is fixed on the backboard 13 of Practical training table 1.
Described control circuit comprises compressor Control Cprant and refrigerator lighting circuit, and compressor Control Cprant is comprised of parts such as monophase machine, starting relay, overload protective device, temperature controllers; Refrigerator lighting circuit is comprised of illuminating lamp and door switch.In the present embodiment, the illuminating lamp of refrigerator is used the pilot lamp 22 of air-conditioning refrigeration system 2.
The indicating instrument of refrigeration system of refrigerator 3 comprises the second high pressure gauge 36-1, the second low-pressure meter 36-2, second voltage table 36-3 and the second reometer 36-4.The second high pressure gauge 36-1 and the second low-pressure meter 36-2 are arranged on connecting line, form line pressure indication mechanism; Second voltage table 36-3 and the second reometer 36-4 are connected in circuit, forming circuit operating voltage and electric current display system.
The instruments such as the refrigeration actual training device of the present embodiment also configures small-sized soldering appliance, the tube expander that rises, pipe cutter, pipe bender, vacuum pump, pincers type reometer, the maintenance of fault when being convenient to student and carrying out real training.
Actual training device of the present utility model, on the basis of finished product domestic air conditioning or refrigerator, by wherein needing the part of observation of students and understanding to take out in cabinet, is convenient to student's observation; Simultaneously because the casing of finished product domestic air conditioning or refrigerator or cabinet etc. appear in student's the visual field, student has kind of a familiarity feeling when observing, and is easier to understand working temperature, working pressure, running status and metering circuit operating voltage and the electric current of cold-producing medium during observation; Have real training convenient, operation is directly perceived, the advantage that real training efficiency is high.
Claims (8)
1. a refrigeration actual training device, is characterized in that: comprise Practical training table (1), air-conditioning refrigeration system (2) and refrigeration system of refrigerator (3), air-conditioning refrigeration system (2) and refrigeration system of refrigerator (3) are placed on respectively the left and right sides of Practical training table (1); Described air-conditioning refrigeration system (2) comprises totally-enclosed compressor group, off-premises station (21), pilot lamp (22), indoor set (23), four-way electromagnetic reversing valve, connecting line, control circuit, indicating instrument and shutoff valve; Totally-enclosed compressor group is arranged in off-premises station (21); Totally-enclosed compressor group, kapillary (22), indoor set (23), four-way electromagnetic reversing valve are connected by connecting line; Described refrigeration system of refrigerator (3) comprises compressor (31), condenser (32), device for drying and filtering (33), kapillary (34), evaporator (35), connecting line, control circuit, indicating instrument and shutoff valve, and compressor (31), condenser (32), device for drying and filtering (33), kapillary (34), evaporator (35) form a complete refrigerating circuit by connecting line.
2. refrigeration actual training device according to claim 1, is characterized in that: Practical training table (1) comprises base plate (11), platen (12) and backboard (13), platen (12) by stent support on base plate (11); Backboard (13) is arranged on the rear side of platen (12); The below of base plate (11) is also provided with four universal wheels (11-1).
3. refrigeration actual training device according to claim 2, is characterized in that: the off-premises station (21) of air-conditioning refrigeration system (2) is placed on the base plate (11) of Practical training table (1), and indoor set (23) is fixed on the backboard (13) of Practical training table (1).
4. refrigeration actual training device according to claim 2, is characterized in that: the compressor (31) of refrigeration system of refrigerator (3) is placed on the base plate (11) of Practical training table 1, and evaporator (35) is fixed on the backboard (13) of Practical training table (1).
5. refrigeration actual training device according to claim 1, is characterized in that: the connecting line of air-conditioning refrigeration system (2) and refrigeration system of refrigerator (3) is provided with cold-producing medium photoscope and shutoff valve.
6. refrigeration actual training device according to claim 1, is characterized in that: the control circuit of air-conditioning refrigeration system (2) comprises compressor Control Cprant, air conditioner outdoor fan control circuit, air conditioner chamber's inner blower control circuit and air-conditioning heating control circuit; The control circuit of refrigeration system of refrigerator (3) comprises compressor Control Cprant and refrigerator lighting circuit.
7. refrigeration actual training device according to claim 1, is characterized in that: the indicating instrument of air-conditioning refrigeration system (2) comprises the first high pressure gauge (24-1), the first low-pressure meter (24-2), the first voltage table (24-3) and the first reometer (24-4); The first high pressure gauge (24-1) and the first low-pressure meter (24-2) are arranged on connecting line, form line pressure indication mechanism; The first voltage table (24-3) and the first reometer (24-4) are connected in circuit, forming circuit operating voltage and electric current display system.
8. refrigeration actual training device according to claim 1, is characterized in that: the indicating instrument of refrigeration system of refrigerator (3) comprises the second high pressure gauge (36-1), the second low-pressure meter (36-2), second voltage table (36-3) and the second reometer (36-4); The second high pressure gauge (36-1) and the second low-pressure meter (36-2) are arranged on connecting line, form line pressure indication mechanism; Second voltage table (36-3) and the second reometer (36-4) are connected in circuit, forming circuit operating voltage and electric current display system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320609241.7U CN203490893U (en) | 2013-09-29 | 2013-09-29 | Refrigeration training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320609241.7U CN203490893U (en) | 2013-09-29 | 2013-09-29 | Refrigeration training device |
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| Publication Number | Publication Date |
|---|---|
| CN203490893U true CN203490893U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320609241.7U Expired - Fee Related CN203490893U (en) | 2013-09-29 | 2013-09-29 | Refrigeration training device |
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| Country | Link |
|---|---|
| CN (1) | CN203490893U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104077953A (en) * | 2014-06-27 | 2014-10-01 | 顺德职业技术学院 | Separating multi-cycle refrigerator control technology comprehensive training equipment |
| CN106652749A (en) * | 2016-12-30 | 2017-05-10 | 武汉华育诺为信息技术有限公司 | Air conditioner practical training device |
| CN114333481A (en) * | 2022-01-05 | 2022-04-12 | 中国矿业大学徐海学院 | Matching practical training device for household refrigerating system |
-
2013
- 2013-09-29 CN CN201320609241.7U patent/CN203490893U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104077953A (en) * | 2014-06-27 | 2014-10-01 | 顺德职业技术学院 | Separating multi-cycle refrigerator control technology comprehensive training equipment |
| CN106652749A (en) * | 2016-12-30 | 2017-05-10 | 武汉华育诺为信息技术有限公司 | Air conditioner practical training device |
| CN114333481A (en) * | 2022-01-05 | 2022-04-12 | 中国矿业大学徐海学院 | Matching practical training device for household refrigerating system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20170929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |