Summary of the invention
The utility model is directed against the deficiency of above-mentioned prior art and provides a kind of car air-conditioner refrigerant-recovery to fill machine.
In order to realize the purpose of foregoing invention; The technical scheme that the utility model adopts: a kind of car air-conditioner refrigerant-recovery fills machine; By reclaim, vacuumize, repairing, fill, exhaust and pressure inspection part form, it is characterized in that: said recovery section comprises low pressure snap joint (1), low tension switch (2), pipeline (3), pipeline (6), high-voltage quick joint (7), magnetic valve (12), magnetic valve (13), magnetic valve (15), pipeline (16), pipeline (21), drying bottle (25), pipeline (26), heat exchange oil eliminator (27), pipeline (28), pipeline (29), compressor oil scavenger (30), pipeline (31), condenser (32), magnetic valve (33), bat oil bottle (34), pipeline (35), magnetic valve (36), drain cock (37), capillary (38), pipeline (39), compressor (40), high-voltage switch gear (41), storage tank (42) and LOAD CELLS (43); Low pressure snap joint (1) is connected with pipeline (3) one ends; Pipeline (3) is provided with low tension switch (2); High-voltage quick joint (7) is connected with pipeline (6) one ends; Pipeline (6) other end is connected with magnetic valve (15) import; Magnetic valve (15) outlet is connected through pipeline (16) two ends with pipeline (3) middle part, and pipeline (3) other end is connected with magnetic valve (12) import, and magnetic valve (12) outlet is connected with magnetic valve (13) outlet; Magnetic valve (13) import is connected through pipeline (21) two ends with heat exchange oil eliminator (27) upper right interface; Heat exchange oil eliminator (27) upper left-hand interface is connected through pipeline (26) two ends with drying bottle (25) upper entrance, and drying bottle (25) lower part outlet is connected with compressor (40) left side air entry through pipeline (39) two ends, and pipeline (39) is provided with drain cock (37); Gas outlet, compressor (40) the right is connected through pipeline (31) two ends with compressor oil scavenger (30); Pipeline (31) is provided with high-voltage switch gear (41), and capillary (38) two ends are connected with compressor (40) upper left-hand oil return interface with compressor oil scavenger (30) bottom interface respectively, and pipeline (29) two ends are connected with heat exchange oil eliminator (27) upper right interface with compressor oil scavenger (30) upper left-hand interface respectively; Pipeline (28) two ends are connected with heat exchange oil eliminator (27) upper left-hand interface with condenser (32) upper interface respectively; Magnetic valve (33) outlet is connected with the condenser interface, and magnetic valve (33) inlet is connected with storage tank (42) upper left-hand gaseous state mouth, and storage tank (42) bottom is provided with LOAD CELLS (43); Said vacuumized part comprises magnetic valve (14), pipeline (19) and vavuum pump (20); Magnetic valve (14) import is connected with pipeline (16), and magnetic valve (14) outlet is connected with pipeline (19) upper end, and pipeline (19) lower end is connected with vavuum pump (20) air entry; Said repairing partly comprises magnetic valve (8), pipeline (9) and oiling bottle (10); Magnetic valve (8) import is arranged on the pipeline (3), and magnetic valve (8) outlet is connected with pipeline (9) upper end, and oiling bottle (10) bottom is inserted in pipeline (9) lower end; Said filled part comprises pipeline (4), magnetic valve (5), pipeline (18) and storage tank (42); Pipeline (4) one ends are arranged on the pipeline (16), and pipeline (4) other end is connected with magnetic valve (5) outlet, and pipeline (18) two ends are connected for liquid mouthful with magnetic valve (5) import and storage tank (42) upper right respectively; Said discharge portion comprises pipeline (22), magnetic valve (23), pipeline (24) and storage tank (42); One end of pipeline (22) is arranged on the pipeline (21), and pipeline (22) other end is connected with magnetic valve (23) outlet; Pipeline (24) two ends are connected with magnetic valve (23) import and storage tank (42) top gaseous state mouth respectively; Said pressure inspection part comprises low-pressure meter (11), high pressure gauge (17); Low-pressure meter (11) is arranged on the pipeline (3), and high pressure gauge (17) is arranged on the pipeline (6).
Adopt the beneficial effect of technique scheme, it is that collection reclaims, vacuumizes, repairing, fill, exhaust and pressure inspection be for the filled machine of the car air-conditioner refrigerant-recovery of one, not only can directly keep in repair air conditioning system for vehicle; And needn't use car air-conditioner valve inside dismounting full dog point socket set cutter; Bottle opener, system pressure table group, scattered maintenance tool such as vavuum pump; Improve operating efficiency, reduced management cost; But also directly reclaim cold-producing medium and will it not be discharged in the atmosphere, practiced thrift resource, protected environment; And use LOAD CELLS to measure to fill refrigerant quality and needn't rule of thumb estimate and fill refrigerant quality, reduced and damaged car air-conditioner even personnel risk because of refrigerant charging quantity is inaccurate.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Figure is the utility model sketch map
1. low pressure snap joints among the figure, 2. low tension switch, 3. pipeline, 4. pipeline, 5. magnetic valve, 6. pipeline, 7. high-voltage quick joint, 8. magnetic valve; 9. pipeline, 10. oiling bottle, 11. low-pressure meters, 12. magnetic valves, 13. magnetic valves, 14. magnetic valves, 15. magnetic valves; 16. pipeline, 17. high pressure gauges, 18. pipelines, 19. pipelines, 20. vavuum pumps, 21. pipelines, 22. pipelines; 23. magnetic valve, 24. pipelines, 25. drying bottles, 26. pipelines, 27. heat exchange oil eliminators, 28. pipelines, 29. pipelines; 30. the compressor oil scavenger, 31. pipelines, 32. condensers, 33. magnetic valves, 34. clap oil bottle, 35. pipelines, 36. magnetic valves; 37. drain cock, 38. capillaries, 39. pipelines, 40. compressors, 41. high-voltage switch gears, 42. storage tanks, 43. LOAD CELLSs.
The specific embodiment
As shown in the figure; A kind of car air-conditioner refrigerant-recovery of the utility model fill machine by reclaims, vacuumize, repairing, fill, exhaust and pressure inspection part form, it is characterized in that: said recovery section comprises low pressure snap joint (1), low tension switch (2), pipeline (3), pipeline (6), high-voltage quick joint (7), magnetic valve (12), magnetic valve (13), magnetic valve (15), pipeline (16), pipeline (21), drying bottle (25), pipeline (26), heat exchange oil eliminator (27), pipeline (28), pipeline 29, compressor oil scavenger (30), pipeline (31), condenser (32), magnetic valve (33), bat oil bottle (34), pipeline (35), magnetic valve (36), drain cock (37), capillary (38), pipeline (39), compressor (40), high-voltage switch gear (41), storage tank (42) and LOAD CELLS (43); Low pressure snap joint (1) is connected through screw thread and rubber seal with pipeline (3) one ends; Be welded with low tension switch (2) on the pipeline (3); High-voltage quick joint (7) is connected through screw thread and rubber seal with pipeline (6) one ends; Pipeline (6) other end is connected with magnetic valve (15) import through horn mouth and sodium; Magnetic valve (15) outlet is connected with sodium with the horn mouth of pipeline (3) middle part through pipeline (16) two ends; Pipeline (3) other end is connected through horn mouth and sodium with magnetic valve (12) import; Magnetic valve (12) outlet connects through being weldingly connected with magnetic valve (13) outlet; Magnetic valve (13) import is connected through pipeline (21) two ends horn mouth and sodium with heat exchange oil eliminator (27) upper right interface; Heat exchange oil eliminator (27) upper left-hand interface is connected through pipeline (26) two ends horn mouth and sodium with drying bottle (25) upper entrance, and drying bottle (25) lower part outlet is connected with compressor (40) left side air entry through pipeline (39) two ends horn mouth and sodium, is welded with drain cock (37) on the pipeline (39); Gas outlet, compressor (40) the right is connected through pipeline (31) two ends horn mouth and sodium with compressor oil scavenger (30); Be welded with high-voltage switch gear (41) on the pipeline (31), capillary (38) two ends connect through being weldingly connected with compressor oil scavenger (30) bottom interface and compressor (40) upper left-hand oil return interface respectively, and pipeline (29) two ends are connected with heat exchange oil eliminator (27) upper right interface with compressor oil scavenger (30) upper left-hand interface respectively through sodium; Pipeline (28) two ends are connected with heat exchange oil eliminator (27) upper left-hand interface with condenser (32) upper interface respectively through sodium; Magnetic valve (33) outlet is connected with the condenser interface through horn mouth and sodium, and magnetic valve (33) inlet is connected with storage tank (42) upper left-hand gaseous state mouth through horn mouth and sodium, and storage tank (42) bottom is screwed LOAD CELLS (43);
Said vacuumized part comprises magnetic valve (14), pipeline (19) and vavuum pump (20); Magnetic valve (14) import is welded on the pipeline (16), and magnetic valve (14) outlet is connected with pipeline (19) upper end through horn mouth and sodium, and pipeline (19) lower end is connected with vavuum pump (20) air entry through horn mouth and sodium;
Said repairing partly comprises magnetic valve (8), pipeline (9) and oiling bottle (10); Magnetic valve (8) entrance point is welded on the pipeline (3), and magnetic valve (8) outlet is connected with pipeline (9) upper end through horn mouth and sodium, and oiling bottle (10) bottom is inserted in pipeline (9) lower end;
Said filled part comprises pipeline (4), magnetic valve (5), pipeline (18) and storage tank (42); Pipeline (4) one ends are welded on the pipeline (16); Pipeline (4) other end is connected with magnetic valve (5) outlet through horn mouth and sodium, and pipeline (18) two ends are connected for liquid mouthful with magnetic valve (5) import and storage tank (42) upper right respectively through horn mouth and sodium;
Said discharge portion comprises pipeline (22), magnetic valve (23), pipeline (24) and storage tank (42); Pipeline (22) one ends are welded on the pipeline (21); Pipeline (22) other end is connected with magnetic valve (23) port of export through horn mouth and sodium, and pipeline (24) two ends are connected with magnetic valve (23) import and storage tank (42) middle part gaseous state mouth respectively through horn mouth and sodium;
Said pressure inspection part comprises low-pressure meter (11), high pressure gauge (17); Low-pressure meter (11) is arranged on the pipeline (3) through horn mouth and sodium, and high pressure gauge (17) is arranged on the pipeline (6) through horn mouth and sodium.
In daily car air-conditioner maintenance; The reclaimer operation method of using the filled machine of a kind of car air-conditioner refrigerant-recovery of the utility model is; When confirming that car air-conditioner is in closed condition, low pressure snap joint (1) is connected with the low pressure service interface of car air-conditioner, and opens low pressure snap joint (1); High-voltage quick joint (7) is connected with the high pressure service interface of car air-conditioner, and opens high-voltage quick joint (7); If low-pressure meter (11) and high pressure gauge (17) show that all relative pressure is more than 0, and low tension switch (2) breaks off, and then showing has cold-producing medium in the system, but start-up operation then; Reclaim when starting, magnetic valve (12), magnetic valve (13) and magnetic valve (15) are opened, compressor (40) starts, and condenser (32) work, LOAD CELLS (43) begin metering; Gaseous state, liquid mix refrigerant enter into heat exchange oil eliminator (27) through low pressure snap joint (1), pipeline (3), magnetic valve (12), magnetic valve (13) and pipeline (21) and high-voltage quick joint (7), pipeline (6), magnetic valve (15), pipeline (16), magnetic valve (12), magnetic valve (13) and pipeline (21); Cold-producing medium by fully vaporization, becomes gaseous refrigerant in heat exchange oil eliminator (27); Gaseous refrigerant is compressed machine (40) air entry through pipeline (26), drying bottle (25) and pipeline (39) and sucks, compresses; Be miscible in and separate out after refrigeration oil in the liquid refrigerant is vaporized in heat exchange oil eliminator (27), accumulate in heat exchange oil eliminator (27) bottom; Be compressed after machine (40) compression high-temperature high-pressure refrigerant by the road (31) get in the compressor oil scavengers (30); The same entering also has compressor (40) internal lubrication oil in the compressor oil scavenger (30); Accumulate in compressor oil scavenger (30) bottom, turn back to again in the compressor (40) through capillary (38) again; Getting in the compressor oil scavenger (30) high-temperature high-pressure refrigerant is connected with inner coil pipe one end of heat exchange oil eliminator (27) through pipeline (29) and gets into wherein; Partly cooled off from car air-conditioner next low-temperature refrigerant in service; Get in the condenser (32) through pipeline (28) by the inner coil pipe other end of heat exchange oil eliminator (27) again and further be cooled; Pass through magnetic valve (33) again and deposit in the cold-producing medium storage tank (42), LOAD CELLS (43) real time measure reclaims the quantity that enters into storage tank (42) cold-producing medium; When low tension switch (2) closure, low-pressure meter (11) and high pressure gauge (17) relative pressure are 0; Magnetic valve (12), magnetic valve (13) and magnetic valve (15) are closed, and compressor (40) quits work, and condenser (32) also quits work; LOAD CELLS (43) stops metering; Opens solenoid valve (23) to drain cock (37) breaks off, and closes magnetic valve (23) again, opens solenoid valve (36) to drain cock (37) closure; In this process; The noncondensable gas process pipeline (24) on storage tank (42) top, magnetic valve (23) (21) more by the road enter into heat exchange oil eliminator (27), are discharged to via magnetic valve (36), pipeline (35) together with the refrigeration oil that accumulates in heat exchange oil eliminator (27) bottom and clap in the oil bottle (34) refrigerant-recovery operation completion.
In daily car air-conditioner maintenance; The feature operation method that vacuumizes of using the filled machine of a kind of car air-conditioner refrigerant-recovery of the utility model is; When confirming that car air-conditioner is in closed condition; Low pressure snap joint (1) is connected with the low pressure service interface of car air-conditioner, and opens low pressure snap joint (1); High-voltage quick joint (7) is connected with the high pressure service interface of car air-conditioner; And open high-voltage quick joint (7), if low-pressure meter (11) and high pressure gauge (17) show that all relative pressure is 0, and low tension switch (2) closure; Then showing does not have cold-producing medium in the system, but start-up operation then; If cold-producing medium is arranged, cold-producing medium is reclaimed in then quiescing earlier; During vacuumizing start; Magnetic valve (14) and magnetic valve (15) are opened, and vavuum pump (20) starts, the residual refrigeration agent in the system; Air, steam etc. are extracted out by vavuum pump (20) through low pressure snap joint (1), pipeline (3) and pipeline (16) and through high-voltage quick joint (7), pipeline (6), magnetic valve (15) and pipeline (16); When low-pressure meter (11) and high pressure gauge (17) all show relative pressure be-during 1Bar, vacuum pumping is accomplished.
In daily car air-conditioner maintenance; The repairing feature operation method of using the filled machine of a kind of car air-conditioner refrigerant-recovery of the utility model is; When confirming that low pressure snap joint (1) is connected with the low pressure service interface of car air-conditioner; And high-voltage quick joint (7) is connected with the high pressure service interface of car air-conditioner, and system is vacuum state, and promptly low-pressure meter (11) and high pressure gauge (17) relative pressure all are shown as-1Bar; Opens solenoid valve (8); New refrigeration oil from oiling bottle (10) via pipeline (9), magnetic valve (8), pipeline (3) and low pressure snap joint (1) and pipeline (9), magnetic valve (8), pipeline (16), magnetic valve (15), pipeline (6) and high-voltage quick joint (7) respectively from the high pressure service interface of the low pressure service interface of car air-conditioner end and car air-conditioner end is inhaled into into air conditioning system for vehicle; When accomplish injecting required freezing oil mass; Magnetic valve (8) cuts out, and refrigeration oil is supplied operation and accomplished.
In daily car air-conditioner maintenance; The filled feature operation method of using the filled machine of a kind of car air-conditioner refrigerant-recovery of the utility model is; When confirming that low pressure snap joint (1) is connected with the low pressure service interface of car air-conditioner; And high-voltage quick joint (7) is connected with the high pressure service interface of car air-conditioner, and system is vacuum state, and promptly low-pressure meter (11) and high pressure gauge (17) relative pressure all are shown as-1Bar; Opens solenoid valve (5); LOAD CELLS (43) begins metering; Cold-producing medium gets into into air conditioning system for vehicle from the low pressure service interface and the high pressure service interface of car air-conditioner from the liquid mouth of storage tank (42) upper right quarter respectively through pipeline (18), magnetic valve (5) pipeline (4), pipeline (16) pipeline (3) and low pressure snap joint (1) and through pipeline (18), magnetic valve (5) pipeline (4), pipeline (16), magnetic valve (15), pipeline (6) and high-voltage quick joint (7); When accomplishing the required refrigerant quality of injection; Magnetic valve (5) cuts out, and the refrigerant charging operation is accomplished.
In daily car air-conditioner maintenance; The degassing function method of operating of using the filled machine of a kind of car air-conditioner refrigerant-recovery of the utility model is that opens solenoid valve (23) to drain cock (37) breaks off, and closes magnetic valve (23) again; Opens solenoid valve (36) to drain cock (37) closure; In this process, storage tank (42) top noncondensable gas passes through pipeline (21) again and enters into heat exchange oil eliminator (27) through pipeline (24) and magnetic valve (23); Pass through magnetic valve (36) and pipeline (35) and be discharged in the drain bottle (34) with atmosphere noncondensable gas bleeding completion with accumulating in heat exchange oil eliminator (27) bottom refrigeration oil again.
In daily car air-conditioner maintenance, the pressure audit function method of operating of using the filled machine of a kind of car air-conditioner refrigerant-recovery of the utility model is, when confirming that low pressure snap joint (1) is connected with the low pressure service interface of car air-conditioner; And high-voltage quick joint (7) is connected with the high pressure service interface of car air-conditioner; Low pressure snap joint (1) is all opened with high-voltage quick joint (7), starts vehicular engine, the opening automobile air-conditioning; The high-pressure of air conditioning system for vehicle then; Low pressure is presented at high pressure gauge (17) respectively, and on the low-pressure meter (11), pressure inspection operation is accomplished.