CN202275548U - Automobile air conditioner training platform used for teaching - Google Patents
Automobile air conditioner training platform used for teaching Download PDFInfo
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- CN202275548U CN202275548U CN 201120401597 CN201120401597U CN202275548U CN 202275548 U CN202275548 U CN 202275548U CN 201120401597 CN201120401597 CN 201120401597 CN 201120401597 U CN201120401597 U CN 201120401597U CN 202275548 U CN202275548 U CN 202275548U
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Abstract
The utility model discloses an automobile air conditioner platform used for teaching, comprising a compressor, a condenser, a liquid storage dryer, an expansion valve and an evaporator, which are all mounted on a platform rack and orderly connected through a refrigerant pipeline, wherein the output end of the evaporator is connected with the compressor to form a circulation loop, the outlet of the evaporator is equipped with a temperature sensing bag, the temperature sensing bag is connected with the expansion valve through a capillary tube, the compressor is driven by a motor through a belt, the condenser is equipped with a fan, the evaporator is equipped with an air blower, the platform rack is provided with a circuit control panel, the circuit control panel is provided with a control circuit, and inside the control circuit there are provided at least one fault setting point and at least one fault detection hole corresponding to various control switches. The automobile air conditioner training platform used for teaching can enable students to visually identify air condition circuits and components, can enable various circuit faults to be set, and enables the students to manually detect, troubleshoot, and process the corresponding circuit faults by themselves, thereby increasing the teaching quality.
Description
Technical field
The utility model relates to a kind of teaching equipment; Be specially a kind of air conditioning for automobiles practical traning platform that is used to impart knowledge to students; This practice teaching table is used for the structure of simulated automotive air-conditioning system, and helps students understand and the maintenance technique of grasping air conditioning for automobiles through fault setting and demonstration.
Background technology
Develop rapidly along with auto industry; Automobile has become important and one of vehicles widely; And along with the growth to automobile demand; Demand to having the high-caliber automobile circuit design and the maintenance talent also increases day by day, and therefore for complying with this development trend, each institution of higher learning have all strengthened the automobile major talent's cultivation and teaching.But; Because each system of automotive interior is comparatively complicated and to the having relatively high expectations of operability, this has brought certain degree of difficulty to classroom instruction, the teacher not only wants binding isotherm to impart knowledge to students; Also to combine material object to demonstrate; Therefore a kind of practical traning platform of simulated automotive structure arises at the historic moment, and is that the Chinese patent of CN201667145 discloses a kind of " automotive air-conditioning system practice teaching table " like publication number, and it comprises former car accessory, stand and the electric circuit inspection chart board of control panel, automotive air-conditioning system; One end of stand connects control panel, and the other end of stand is connected with the electric circuit inspection chart board.But; This practice teaching table is not explained control panel and the particular circuit configurations that detects chart board, lacks operability, particularly is directed against setting and the detection system and the imperfection of equipment failure; The teacher can't realize teaching purpose through this equipment; Therefore, need provide a kind of and can simulate setting flexibly, and can supply the platform of students ' actual situation operation to the various different faults of automotive air-conditioning system.
The utility model content
Above-mentioned deficiency to the prior art existence; The fundamental purpose of the utility model is to solve and lacks the problem of practical operation training at present to the teaching middle school student of automotive air-conditioning system, and a kind of air conditioning for automobiles practical traning platform that can help Faculty and Students' simulation that vehicle failure is set is provided.
The technical scheme of the utility model is following: a kind of air conditioning for automobiles practical traning platform that is used to impart knowledge to students; It is characterized in that; Comprise the compressor, condenser, liquid storage exsiccator, expansion valve and the evaporator that are installed on the stand and connect successively through refrigerant line; The output of evaporator is connected to compressor and forms closed circuit; Exit at evaporator is equipped with bulb, and bulb links to each other with expansion valve through kapillary, and expansion valve is regulated the flow of refrigerant line inner refrigerant according to the pressure of refrigerant inside capillary; Said compressor is driven through belt by motor, and fan is installed on condenser, and fan blower is installed on evaporator; On said stand, also be provided with the circuit control panel, the CS of compressor, evaporator, motor, fan and fan blower is arranged on the circuit control panel and forms control circuit; In this control circuit, motor relay switches J3 and ignition switch S are connected to form the loop, and said ignition switch S is used to control the break-make in this loop; Connect with air-conditioning switch A/C again after compressor solenoid valve N, condenser fan relay switch J1, evaporator temperature detect switch (TDS) F1, fan blower relay switch J2 and the parallel connection of air-conditioning pilot lamp L difference and form air-conditioning control branch road; This air-conditioning control branch road is connected in parallel on motor relay switches J3 two ends, and said air-conditioning switch A/C is used to control the break-make of said air-conditioning control branch road; In control circuit, being respectively equipped with at least one fault corresponding to described each CS place branch road is provided with a little and at least one fault detect hole; Said fault is provided with and a little is used to be provided with fault, and said fault detect hole is used to detect set location of fault.
In the utility model, compressor, condenser, liquid storage exsiccator, expansion valve, evaporator, motor, fan and fan blower all are to adopt the equipment identical with existing air-conditioning, and purpose is that real simulated goes out the structure of air conditioning for automobiles, also makes things convenient for the student to discern.The method of operation of the air-conditioning also working method with existing air-conditioning is identical, promptly reaches the purpose of refrigeration through control cold-producing medium circulating in pipeline.The utility model not only can simulate the real structure of air conditioning for automobiles, also has the instructional function that the air-conditioning fault is checked, keeped in repair, and promptly realizes through the circuit control panel that is provided with on the stand.The integrated on-off element of most of parts on this circuit control panel; And connect according to the structure of existing ac control circuit, make it can be according to the work of operation of air conditioner pattern, being provided with a little through the fault that in circuit, disposes provides form of teaching flexibly for the teacher; Can be artificial multiple fault is set; The fault detect hole that cooperates with it is to be used for letting student's check circuit fault, has so just reached on the classroom with the purpose of object teaching, has also tempered students'ability for practice.
Further technical scheme also is connected with manifold pressure gauge on refrigerant line, and said manifold pressure gauge comprises high pressure hand-operated valve and low pressure hand valve, on high pressure hand-operated valve, high pressure gauge is installed, and on the low pressure hand valve, low-pressure meter is installed.Here can detect the pressure condition of the cold-producing medium in the pipeline through high pressure gauge and low-pressure meter, conveniently observe at any time and need to judge whether and add cold-producing medium through manifold pressure gauge.
Further technical scheme also is in series with two F2 that compress switch on the branch road that compressor solenoid valve N belongs to, and said two F2 that compress switch are used in the refrigerant line hypertonia or cross low time control and neutralize the dynamo-electric magnet valve N disconnection of contracting.Said two F2 that compresses switch is installed on the liquid storage exsiccator, can detect manifold pressure, and control the duty of compressor according to this force value.
With respect to prior art, the utlity model has following beneficial effect:
1, adopts on the automobile parts in kind of air-conditioning system to arrange practical traning platform, made the student can discern each parts and circuit structure each other intuitively, helped the student to grasp the structure of automotive air-conditioning system fast.
2, because the circuit control panel of the circuit terminal of practical traning platform is provided with integrated each parts; Can be artificial on the circuit control panel the various faults that in real work, possibly occur are set; Simulate the actual working state of air conditioning for automobiles; And then manually detect in person, investigate and handle corresponding fault by the student, reached the purpose that theoretical and field research are combined as a whole, not only help strengthening teaching efficiency; And more can deepen student's memory with real equipment, improve the quality of teaching.
3, flexible operation, control are conveniently: a setting that only needs fault is set according to the circuit diagram that designs gets final product, and also makes things convenient for simultaneously and observes and operation, is highly suitable on the classroom and uses.
Description of drawings
The structural representation of the air conditioning for automobiles practical traning platform that Fig. 1 is used to impart knowledge to students for the utility model;
The pipeline jointing construction synoptic diagram of the air conditioning for automobiles practical traning platform that Fig. 2 is used to impart knowledge to students for the utility model;
Fig. 3 is the schematic diagram of the control circuit on the circuit control panel in the utility model.
Among the figure, 1-stand, 2-refrigerant line, 3-compressor, 4-condenser; 5-liquid storage exsiccator, 6-expansion valve, 7-evaporator, 81-high pressure hand-operated valve, 82-low pressure hand valve; 83-high pressure gauge, 84-low-pressure meter, 9-motor, 10-fan, 11-fan blower; 12-circuit control panel, 13-manifold pressure gauge, 14-bulb, 15-kapillary.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Like Fig. 1, Fig. 2 and shown in Figure 3; A kind of air conditioning for automobiles practical traning platform that is used to impart knowledge to students; It comprises being installed in also passes through compressor 3, condenser 4, liquid storage exsiccator 5, expansion valve 6 and the evaporator 7 that refrigerant line 2 connects successively on the stand 1, the output of evaporator 7 is connected to compressor 3 and forms closed circuits; In the exit of evaporator 7 bulb 14 is installed, bulb 14 links to each other with expansion valve 6 through kapillary 15, and expansion valve 6 is regulated the flow of refrigerant line 2 inner refrigerants according to the pressure of kapillary 15 inner refrigerants.In stand 1 bottom roller is installed, so conveniently practical traning platform is moved to places such as classroom.Said compressor 3 is driven through belt by motor 9, and fan 10 is installed on condenser 4, and fan blower 11 is installed on evaporator 7; In refrigerant line 2, poured into cold-producing medium; During work; Inserted external power sources and driven compressor 3 work by motor 9, compressor 3 is discharged compressor after gaseous refrigerant being compressed into the refrigerant gas of HTHP, orders about cold-producing medium and in the sealed refrigerant circulation line, flows; High-temperature high-pressure refrigerant gas flows into condenser 4 by the road; Heat radiation in condenser 4, cooling, the liquid refrigerant that is condensed into HTHP flows out, and plays the effect of quickening the condenser heat radiation in this process fan 10.Condensing agent is again through liquid storage exsiccator 5 dryings, flow to expansion valve 5 after filtering, and expansion valve 5 is in real time according to the flow of the size adjustment cold-producing medium of kapillary 15 inner refrigerant pressure.Liquid cold-producing medium is after expansion valve 5 throttlings; State takes place sharply to change, and becomes the liquid refrigerant of low-temp low-pressure, and the liquid refrigerant of low-temp low-pressure gets in the evaporator 7 immediately; In evaporator, absorb the air heat of the evaporator of flowing through; Air themperature is reduced, and under the effect of fan blower 11, blow out cold wind, reach refrigeration.Cold-producing medium itself evaporates the gaseous refrigerant that becomes low-temp low-pressure and is back in the compressor 3 because of having absorbed heat, gets into next circulation.The operation of each equipment can simulate the structure of real air conditioning for automobiles so all according to the real work mode operating of air conditioning for automobiles on this practical traning platform.
Referring to Fig. 1 and Fig. 3; On said stand 1, also be provided with circuit control panel 12; The CS of compressor 3, evaporator 7, motor 9, fan 10 and fan blower 11 is arranged on the circuit control panel 12 and forms control circuit, and this control circuit is according to the working control circuit layout of air conditioning for automobiles.In this control circuit, motor relay switches J3 and ignition switch S are connected to form the loop, and said ignition switch S is used to control the break-make in this loop; When being closes ignition switch S, motor relay switches J3 energising and actuating motor.Connect with air-conditioning switch A/C again after compressor solenoid valve N, condenser fan relay switch J1, evaporator temperature detect switch (TDS) F1, fan blower relay switch J2 and the parallel connection of air-conditioning pilot lamp L difference and form air-conditioning control branch road; This air-conditioning control branch road is connected in parallel on motor relay switches J3 two ends, and said air-conditioning switch A/C is used to control the break-make of said air-conditioning control branch road.In control circuit, being respectively equipped with at least one fault corresponding to described each CS place branch road is provided with a little and at least one fault detect hole; Said fault is provided with and a little is used to be provided with fault, and said fault detect hole is used to detect set location of fault.The fault here is provided with a little and can be arranged on flexibly on each bar branch road, is that the switch of on every branch road, connecting is respectively realized when being provided with, i.e. the break-make of the corresponding branch road of may command, thus reach the purpose that fault is set; Same, the fault detect hole is to be employed in to connect binding post in the circuit, the fault that the student can use instrument such as multimeter to come testing circuit, and with its eliminating.
Referring to Fig. 1 and Fig. 2, on refrigerant line 2, also be connected with manifold pressure gauge 13, said manifold pressure gauge 13 comprises high pressure hand-operated valve 81 and low pressure hand valve 82, on high pressure hand-operated valve 81, high pressure gauge 83 is installed, and low-pressure meter 84 is installed on low pressure hand valve 82.Can observe the pressure condition of pipeline inner refrigerant through high pressure gauge 83 and low-pressure meter 84.Here manifold pressure gauge 13 main effects are to be used for detecting the pressure of high and low pressure pipeline and to carry out the filling of cold-producing medium, and the high and low pressure hand valve is only just opened when carrying out the filling of cold-producing medium, all will close At All Other Times; When closing, the high and low pressure table detects the pressure at compressor two ends separately, and cold-producing medium does not flow through.
Referring to Fig. 3, on the branch road that compressor solenoid valve N belongs to, also be in series with two F2 that compress switch, said two F2 that compress switch are used in the refrigerant line hypertonia or cross low time control and neutralize the dynamo-electric magnet valve N disconnection of contracting.Two F2 of compressing switch are installed on the liquid storage exsiccator 13, it can induction air pressure size, and the state of automatic control compressor solenoid valve N.
The practical traning platform of the utility model can carry out material object display, fault setting and malfunction demo, makes the student be easier to understand the structure and the principle of work of automotive air-conditioning system, and convenient diagnosis and the detection technique of grasping most common failure reaches teaching purpose preferably.
Need to prove at last; Above embodiment is only in order to technical scheme but not the restriction technologies scheme of explanation the utility model; Although the applicant specifies the utility model with reference to preferred embodiment, those of ordinary skill in the art should be appreciated that those modifications that technical scheme of the utility model is carried out perhaps are equal to replacement; And do not break away from the aim and the scope of present technique scheme, all should be encompassed in the middle of the claim scope of the utility model.
Claims (3)
1. air conditioning for automobiles practical traning platform that is used to impart knowledge to students; It is characterized in that; Comprise the compressor (3), condenser (4), liquid storage exsiccator (5), expansion valve (6) and the evaporator (7) that are installed in that stand (1) is gone up and connect successively through refrigerant line (2); The output of evaporator (7) is connected to compressor (3) and forms closed circuit; In the exit of evaporator (7) bulb (14) is installed, bulb (14) links to each other with expansion valve (6) through kapillary (15), and expansion valve (6) is regulated the flow of refrigerant line (2) inner refrigerant according to the pressure of refrigerant inside capillary; Said compressor (3) is driven through belt by motor (9), and fan (10) is installed on condenser (4), and fan blower (11) is installed on evaporator (7); On said stand (1), also be provided with circuit control panel (12), the CS of compressor (3), evaporator (7), motor (9), fan (10) and fan blower (11) is arranged in circuit control panel (12) and goes up and form control circuit; In this control circuit, motor relay switches J3 and ignition switch S are connected to form the loop, and said ignition switch S is used to control the break-make in this loop; Connect with air-conditioning switch A/C again after compressor solenoid valve N, condenser fan relay switch J1, evaporator temperature detect switch (TDS) F1, fan blower relay switch J2 and the parallel connection of air-conditioning pilot lamp L difference and form air-conditioning control branch road; This air-conditioning control branch road is connected in parallel on motor relay switches J3 two ends, and said air-conditioning switch A/C is used to control the break-make of said air-conditioning control branch road; In control circuit, being respectively equipped with at least one fault corresponding to described each CS place branch road is provided with a little and at least one fault detect hole; Said fault is provided with and a little is used to be provided with fault, and said fault detect hole is used to detect set location of fault.
2. the air conditioning for automobiles practical traning platform that is used to impart knowledge to students according to claim 1; It is characterized in that; On refrigerant line (2), also be connected with manifold pressure gauge (13); Said manifold pressure gauge (13) comprises high pressure hand-operated valve (81) and low pressure hand valve (82), and high pressure gauge (83) is installed on high pressure hand-operated valve (81), and low-pressure meter (84) is installed on low pressure hand valve (82).
3. the air conditioning for automobiles practical traning platform that is used to impart knowledge to students according to claim 2; It is characterized in that; On the branch road at compressor solenoid valve N place, also be in series with two F2 that compress switch; Said two F2 that compresses switch is installed on the liquid storage exsiccator (5), is used for neutralizing the dynamo-electric magnet valve N disconnection of contracting in refrigerant line hypertonia or excessively low time control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120401597 CN202275548U (en) | 2011-10-20 | 2011-10-20 | Automobile air conditioner training platform used for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120401597 CN202275548U (en) | 2011-10-20 | 2011-10-20 | Automobile air conditioner training platform used for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202275548U true CN202275548U (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120401597 Expired - Fee Related CN202275548U (en) | 2011-10-20 | 2011-10-20 | Automobile air conditioner training platform used for teaching |
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| Country | Link |
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| CN (1) | CN202275548U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354469A (en) * | 2011-10-20 | 2012-02-15 | 重庆电子工程职业学院 | Training platform for automobile manual air conditioner teaching |
| CN103632600A (en) * | 2012-08-27 | 2014-03-12 | 北京劳动保障职业学院 | Air conditioning refrigeration technology multi function continuous training device |
| CN105006197A (en) * | 2015-07-15 | 2015-10-28 | 无锡商业职业技术学院 | Experiment device for automobile air-conditioning refrigerating system |
| CN110666755A (en) * | 2019-09-13 | 2020-01-10 | 杭州众川科技有限公司 | New energy automobile air conditioner assembly and processing equipment thereof |
-
2011
- 2011-10-20 CN CN 201120401597 patent/CN202275548U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354469A (en) * | 2011-10-20 | 2012-02-15 | 重庆电子工程职业学院 | Training platform for automobile manual air conditioner teaching |
| CN102354469B (en) * | 2011-10-20 | 2013-04-17 | 重庆电子工程职业学院 | Training platform for automobile manual air conditioner teaching |
| CN103632600A (en) * | 2012-08-27 | 2014-03-12 | 北京劳动保障职业学院 | Air conditioning refrigeration technology multi function continuous training device |
| CN105006197A (en) * | 2015-07-15 | 2015-10-28 | 无锡商业职业技术学院 | Experiment device for automobile air-conditioning refrigerating system |
| CN110666755A (en) * | 2019-09-13 | 2020-01-10 | 杭州众川科技有限公司 | New energy automobile air conditioner assembly and processing equipment thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20131020 |