CN204689615U - Refrigerant filling apparatus - Google Patents
Refrigerant filling apparatus Download PDFInfo
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- CN204689615U CN204689615U CN201520356901.4U CN201520356901U CN204689615U CN 204689615 U CN204689615 U CN 204689615U CN 201520356901 U CN201520356901 U CN 201520356901U CN 204689615 U CN204689615 U CN 204689615U
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- electromagnetic valve
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Abstract
The utility model provides a kind of refrigerant filling apparatus, belongs to refrigerant technology field.This refrigerant filling apparatus comprises: control housing, filling transfer tube, vacuum pump, stock tank, filling bottle, exchange storage tank, control cock group and the threeway adjustable pipe be arranged on described control housing.Be provided with interface group in described threeway adjustable pipe, described interface group comprises first interface, the second interface and the 3rd interface, and described first interface, described second interface and described 3rd interface are all communicated with described coolant channel.Be provided with control circuit in described control housing, described control circuit controls described interface group by described control cock group and to open successively with the order of first interface, the 3rd interface, the second interface and in a progress of work, to only have a unlatching.The refrigerant filling apparatus that the utility model provides simplifies the filling flow process of refrigerant, reduces the loss of equipment, can also improve the quality of filling refrigerant simultaneously, thus greatly improve the filling efficiency of refrigerant.
Description
Technical field
The utility model relates to refrigerant technology field, in particular to a kind of refrigerant filling apparatus.
Background technology
Refrigerant is also known as refrigeration working medium, and it is widely used in various refrigeration system.Because refrigerant is easily vaporized, its storage is cumbersome, general adopts pressurized liquefied storage, thus reduces its space taken, is convenient to transport etc.The filling process of refrigerant all relates to the recovery problem of delivery duct inner refrigerant, at present, Normal squeezing machine reclaims, afterwards the material trough of the large volume of refrigerant reclaimed or packing container are stored, after material trough or packing container are filled with, again refrigerant is carried out the process such as compression again to utilize.Existing recovering means needs that the loss of compressor working equipment is constantly large, consume energy the high filling cost that improve refrigerant, and the resorption reclaiming refrigerant receives a lot of air, thus cause the increase of noncondensable gas content in refrigerant, thus need to carry out reprocessing to it, this just causes, and the loss of refrigerant is large, Quality Down, filling efficiency reduce.
Utility model content
The purpose of this utility model is to provide refrigerant filling apparatus, simplifies the filling flow process of refrigerant, improves filling efficiency, shortens the filling cycle.
The utility model is achieved in that a kind of refrigerant filling apparatus, comprising: control housing, filling transfer tube, vacuum pump, stock tank, filling bottle, exchange storage tank, control cock group and the threeway adjustable pipe be arranged on described control housing;
Described filling bottle is provided with injecting mouth, coolant channel and interface group is provided with in described threeway adjustable pipe, described interface group comprises first interface, the second interface and the 3rd interface, described first interface, described second interface and described 3rd interface are all communicated with described coolant channel, one end of described coolant channel is provided with opening, and the two ends of described filling transfer tube are connected with described opening, described injecting mouth respectively;
Control circuit is provided with in described control housing, described control cock group comprises the first electromagnetic valve, the second electromagnetic valve and the 3rd electromagnetic valve, described vacuum pump is connected with described first interface by described first electromagnetic valve, described stock tank is connected with described second interface by described second electromagnetic valve, described exchange storage tank is connected with described 3rd interface by described 3rd electromagnetic valve, and described control circuit controls described interface group by described control cock group and to open successively with the order of first interface, the 3rd interface, the second interface and in a progress of work, to only have a unlatching.
Preferably, described control circuit comprises the first switch, second switch, very first time relay, the second time relay and the 3rd time relay;
One end of described first switch is electrically connected with one end of described second switch, the other end of described first switch is electrically connected with the primary input end of described very first time relay, and the main mouth of described very first time relay is electrically connected with the coil of described first electromagnetic valve;
The other end of described second switch is electrically connected with the primary input end of described 3rd time relay, and the main mouth of described 3rd time relay is electrically connected with the coil of described 3rd electromagnetic valve;
The branch road mouth of described very first time relay is electrically connected with the primary input end of described second time relay, the main mouth of described second time relay is electrically connected with the coil of described 3rd electromagnetic valve, and the branch road mouth of described second time relay is electrically connected with the coil of described second electromagnetic valve.Time relay is a kind of after the actuating signal of given input, a kind of relay that its output circuit just need change through the correct time of regulation.Can be realized automatically by it, the connecting and disconnecting of the circuit of time delay.The use refrigerant of each time relay filling has and controls more accurately, greatly reduces the burden of artificial repetitive operation.
Preferably, described filling bottle is also provided with valve, and described filling transfer tube is connected with described injecting mouth by described valve away from one end of described threeway adjustable pipe.After the refrigerant in filling bottle fills, valve-off makes the injecting mouth of filling bottle close, the filling bottle that then replacement one is empty.
Preferably, described refrigerant filling apparatus also comprises weight tester, and described weight tester is provided with stacker, and described filling bottle is positioned on described stacker.Filling bottle is in order to store the refrigerant in stock tank, weight tester obtains the gravimetric value in filling bottle, when the refrigerant in filling bottle stores completely, when operator fills from gravimetric value understanding filling bottle, then stop the filling action of the refrigerant of filling bottle, thus complete the filling of refrigerant.
Preferably, described weight tester is also provided with combined aural and visual alarm.Combined aural and visual alarm is in order to warn refrigerant fill operations person and to remind.Weight tester measures the weight of filling bottle and refrigerant, when filling bottle reach the index of setting with the weight of refrigerant time, then combined aural and visual alarm sends information warning, and user just can change filling bottle in time, thus the filling efficiency of raising refrigerant.
Preferably, described weight tester also comprises the base be connected with described stacker, and the sidewall of described base is fixedly connected with described control housing.Weight tester is fixedly connected with control housing, facilitates the movement of whole refrigerant filling apparatus.
Preferably, described weight tester is also provided with weight signal output circuit, the weight signal acceptor circuit that described control circuit also comprises the total lock of power supply, PLC and mates with described weight signal output circuit, the total lock of described power supply, described weight signal acceptor circuit, described weight signal output circuit are all electrically connected with described PLC.The weight of the filling bottle of acquisition is sent to weight signal acceptor circuit by weight signal output circuit, then weight information is fed back to PLC by weight signal acceptor circuit again, and PLC then can control proceeding filling action or stopping filling of refrigerant filling apparatus.
Preferably, described control housing is provided with control panel, and described control panel is provided with the control button that multiple and described control circuit is electrically connected.Send corresponding control action by control button to control circuit, then control the first electromagnetic valve, the 3rd electromagnetic valve and the second electromagnetic valve action and complete the filling of refrigerant.
Preferably, described control panel is provided with the read-out be electrically connected with described control circuit.Read-out, in order to show the feedback information of various information and the operation to operator, enables operator know the mode of operation of current refrigerant filling apparatus.
Compared with prior art, the beneficial effects of the utility model:
The refrigerant filling apparatus that the utility model provides can realize continuously, carry out the filling of refrigerant rapidly.By controlling the switching sequence of the first electromagnetic valve, the 3rd electromagnetic valve and the second electromagnetic valve, realize keeping in time the refrigerant in filling transfer tube, when after replacement filling bottle, then by the injection filling bottle in exchange storage tank.Because the exchanged storage tank of the refrigerant left in filling transfer tube is collected, be injected into filling bottle subsequently, thus significantly reduce the intractability of the refrigerant left in filling transfer tube, reduce the setting of reclaiming refrigerant equipment, simplify the workflow of refrigerant filling apparatus, more convenient operation.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation of the refrigerant filling apparatus that Fig. 1 provides for the utility model embodiment;
The functional block diagram of the control circuit in the refrigerant filling apparatus that Fig. 2 provides for the utility model embodiment.
Description of reference numerals
Control housing 101; Threeway adjustable pipe 102; Filling bottle 103; Vacuum pump 104; Stock tank 105; Exchange storage tank 106; Filling transfer tube 107; First electromagnetic valve 108; Second electromagnetic valve 109; 3rd electromagnetic valve 110; Read-out 201; Control button 202; Base 203; Stacker 204; Very first time relay 304; Second time relay 305; 3rd time relay 306; First switch 307; Second switch 308.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this utility model product orientation of usually putting or position relationship when using, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case the concrete meaning of above-mentioned term in the utility model can be understood.
Consult Fig. 1, Fig. 2, present embodiments provide a kind of refrigerant filling apparatus, it comprises: control housing 101, filling transfer tube 107, vacuum pump 104, stock tank 105, filling bottle 103, the threeway adjustable pipe 102 exchanging storage tank 106, control cock group and be arranged on control housing 101.
Filling bottle 103 is provided with injecting mouth, coolant channel and interface group is provided with in threeway adjustable pipe 102, interface group comprises first interface, the second interface and the 3rd interface, first interface, the second interface and the 3rd interface are all communicated with coolant channel, one end of coolant channel is provided with opening, and the two ends of filling transfer tube 107 are connected with opening, injecting mouth respectively.Control circuit is provided with in control housing 101, control cock group comprises the first electromagnetic valve 108, second electromagnetic valve and the 3rd electromagnetic valve 110, vacuum pump 104 is connected with first interface by the first electromagnetic valve 108, stock tank 105 is connected with the second interface by the second electromagnetic valve, exchange storage tank 106 to be connected with the 3rd interface by the 3rd electromagnetic valve 110, control circuit to be opened successively with the order of first interface, the 3rd interface, the second interface by control cock group control interface group and in a progress of work, is only had a unlatching.Preferably, control housing 101 can also arrange control panel, and control panel is provided with multiple control button 202 be electrically connected with control circuit, utilize control button 202 pairs of control circuits to operate, and then control cock group realizes the switching of each interface of interface group.In order to grasp the mode of operation of refrigerant filling apparatus, control panel is provided with the read-out 201 be electrically connected with control circuit, and telltale can show the information such as time of the break-make of each electromagnetic valve, the filling of refrigerant.
Refrigerant filling apparatus workflow is as follows:
First, control circuit makes the first electromagnetic valve 108 work, and first interface is opened, thus filling bottle 103 is communicated with vacuum pump 104.Now vacuum pump 104 can be bled to filling bottle 103, thus makes to present low-pressure state in filling bottle 103.When the pressure in filling bottle 103 reduces specified value or when the pumpdown time of vacuum pump 104 reaches requirement, then the first electromagnetic valve 108 is closed, and filling bottle 103 disconnected with being communicated with of vacuum pump 104, and first job process terminates, and prepares to enter second progress of work.
In second progress of work, the 3rd interface is opened, and control circuit makes the 3rd electromagnetic valve 110 work, thus filling bottle 103 is communicated with exchange storage tank 106.Now because filling bottle 103 is in low-pressure state, air-extraction function will be carried out to exchange storage tank 106 and make that there is in it certain negative pressure state.When the work-hours of the 3rd electromagnetic valve 110 reaches regulation, it quits work thus disconnects filling bottle 103 and exchange storage tank 106, and filling bottle 103 stops bleeding to exchange storage tank 106, and second progress of work terminates, and prepares to enter the 3rd progress of work.
In the 3rd progress of work, the second interface is opened, and control circuit makes the second electromagnetic valve 109 work, thus filling bottle 103 is communicated with stock tank 105.Pressure now in filling bottle 103 is less than the pressure in stock tank 105, thus makes stock tank 105 inner refrigerant inject filling bottle 103.After the second electromagnetic valve 109 reaches regulation work-hours, the second electromagnetic valve 109 quits work, and disconnects the connection between filling bottle 103 and stock tank 105, thus stops the injection of refrigerant.
The operation of filling bottle 103 being injected to refrigerant is completed by above-mentioned workflow.
After the injection of refrigerant completes, after filling transfer tube 107 is remaining after refrigerant, control circuit makes the 3rd electromagnetic valve 110 work again, thus makes filling transfer tube 107 and exchange storage tank 106 and be communicated with.Now, there is certain negative pressure owing to exchanging in storage tank 106, then can carry out absorption to the refrigerant in filling transfer tube 107 and temporarily store.
The temporary transient storage of the remaining rear refrigerant of filling transfer tube 107 is completed by above-mentioned workflow.
When after the filling bottle 103 more renewed, first, control circuit makes the first electromagnetic valve 108 work, thus filling bottle 103 is communicated with vacuum pump 104 vacuum pump 104 pairs of filling bottles 103 are bled, after first electromagnetic valve 108 reaches setting work-hours, disconnect filling bottle 103 and exchange storage tank 106.Secondly, control circuit makes the 3rd electromagnetic valve 110 work, thus filling bottle 103 is communicated with exchange storage tank 106, exchanging refrigerant temporary in storage tank 106 is automatically injected in new filling bottle 103, when the work-hours of the 3rd electromagnetic valve 110 reaches regulation, thus disconnection filling bottle 103 is connected with exchange storage tank 106.Again, control circuit makes the second electromagnetic valve 109 work, thus filling bottle 103 is communicated with stock tank 105, and stock tank 105 inner refrigerant injects filling bottle 103.After the second electromagnetic valve 109 reaches regulation work-hours, the second electromagnetic valve 109 quits work.Finally, control circuit makes the 3rd electromagnetic valve 110 work again, thus filling transfer tube 107 is communicated with exchange storage tank 106, and exchange storage tank 106 carries out absorption to the refrigerant be detained in filling transfer tube 107 and temporarily stores.
Because the refrigerant be detained in filling transfer tube 107 can be kept in time, and then inject in filling bottle 103, do not need to arrange the equipment reclaiming refrigerant, and the quality of refrigerant have also been obtained guarantee.
In the present embodiment, control circuit comprises the first switch 307, second switch 308, very first time relay 304, second time relay and the 3rd time relay 306.Wherein, one end of first switch 307 is electrically connected with one end of second switch 308, the other end of the first switch 307 is electrically connected with the primary input end 304a of very first time relay 304, and the main mouth 304b of very first time relay 304 is electrically connected with the coil of the first electromagnetic valve 108.The other end of second switch 308 is electrically connected with the primary input end 306a of the 3rd time relay 306, and the main mouth 306b of the 3rd time relay 306 is electrically connected with the coil of the 3rd electromagnetic valve 110.The branch road mouth 304c of very first time relay 304 is electrically connected with the primary input end 305a of the second time relay, the main mouth 305b of the second time relay is electrically connected with the coil of the 3rd electromagnetic valve 110, and the branch road mouth 305c of the second time relay is electrically connected with the coil of the second electromagnetic valve.Time relay is a kind of equipment that can realize time delay or the connection of timed on-off of power road, utilize time relay can reduce as the switch of circuit the trouble that operator manually removes the various contactor of folding repeatedly, thus be conducive to the automation realizing equipment control.
During the work of refrigerant filling apparatus, press the first switch 307, very first time relay 304 is energized, and its main mouth exports electric signal to be caused the first electromagnetic valve 108 and to be energized work, thus opens the first electromagnetic valve 108, bleeds to the air in filling bottle 103.After the work-hours of very first time relay 304 arrives, main mouth stops exporting electric signal makes the first electromagnetic valve 108 power-failure close, stops bleeding to filling bottle 103.
Subsequently, the branch road mouth of very first time relay 304 exports electric signal, makes the main mouth of the second time relay 305 export electric signal, causes the 3rd electromagnetic valve 110 and work, and opens the 3rd electromagnetic valve 110 and filling bottle 103 is communicated with exchange storage tank 106.Due to filling bottle 103 bled after form negative pressure state, thus have certain suction capacity, filling bottle 103 is bled to exchange storage tank 106, makes to form negative pressure in exchange storage tank 106.After the second time relay 305 reaches work-hours, it is good that its main mouth stops exporting telecommunications, disconnects filling bottle 103 and the connection exchanging storage tank 106.
Then, the branch road mouth of the second time relay 305 exports electric signal makes the second electromagnetic valve 109 work, thus filling bottle 103 is communicated with stock tank 105, refrigerant in stock tank 105 injects in filling bottle 103, after the injection of refrigerant completes, the branch road mouth of the second time relay 305 stops exporting electric signal, thus disconnects the connection of filling bottle 103 and stock tank 105.
Now, press the first switch 307, the main mouth of the 3rd time relay 306 exports electric signal, 3rd electromagnetic valve 110 is worked, thus filling bottle 103 is communicated with filling transfer tube 107, the refrigerant suction be detained in filling transfer tube 107 can temporarily store by the filling bottle 103 that inside has low pressure.After the 3rd time relay 306 reaches work-hours, its main mouth stops exporting the connection that electric signal makes to disconnect filling bottle 103 and filling transfer tube 107.When carrying out refrigerant to another filling bottle 103 and being filling, the refrigerant exchanged in storage tank 106 just can inject in filling bottle 103.So, just do not need to utilize compressor continuous working to be taken away by the refrigerant be detained in pipeline, and then the material trough of logical excess volume, container are assembled, more filling through again processing to carry out.
Preferably, very first time relay can adopt pressure transformer to replace.When vacuumizing filling bottle, pressure transformer can control the degree of vacuum in filling bottle, when the degree of vacuum in filling bottle reaches designing requirement, operates control circuit, thus triggers the 3rd electromagnetic valve work.When needs vacuumize filling bottle, press the first switch, thus make opening of the first electromagnetic valve, vacuum pump is communicated with filling bottle and is able to vacuumize filling bottle.Degree of vacuum now in pressure transformer moment monitoring filling bottle, when reaching the degree of vacuum of setting requirement, then can control the first closed electromagnetic valve, then the 3rd electromagnetic valve is made to open, then filling bottle is communicated with exchange storage tank, and the filling bottle being in negative pressure state just can to carrying out automatic absorption effect in exchange storage tank.When not having refrigerant in exchange storage tank, filling bottle is bled to it and is made its inner state keeping a low pressure, can absorb to exchange storage tank and temporarily store the interior refrigerant be detained of pipeline; When exchanging storage tank and having the refrigerant temporarily stored, then will be absorbed by filling bottle.
Preferably, filling bottle 103 is also provided with valve, and described filling transfer tube is connected with injecting mouth by valve away from one end of described threeway adjustable pipe, can control to bleed and the filling speed of refrigerant by valve.In addition, when leaking appears in pipeline, can disconnect by valve the leakage that filling bottle 103 prevents its internal refrigeration storage agent.
As another kind of implementation, refrigerant filling apparatus can also comprise weight tester, and weight tester is provided with stacker 204, and filling bottle 103 is positioned on stacker 204.The filling amount of refrigerant is measured by the weight detecting filling bottle 103.The conveniently movement of refrigerant filling apparatus, avoid causing the damage of equipment because it moves or again debugging, the weight tester of weight tester also comprises the base 203 be connected with stacker 204, and the sidewall of described base 203 is fixedly connected with control housing 101.Preferably, weight tester is also provided with combined aural and visual alarm, and when injecting too much refrigerant in filling bottle 103, weight tester can be reported to the police by combined aural and visual alarm, and prompting operator carries out the inspection of equipment.
Further, weight tester is also provided with weight signal output circuit, the weight signal acceptor circuit that control circuit also comprises the total lock of power supply, PLC and mates with weight signal output circuit.The total lock of power supply, weight signal acceptor circuit, weight signal output circuit are all electrically connected with PLC.The weight signal of the filling bottle 103 detected is passed to weight signal acceptor circuit by weight signal output circuit, when weight signal exceedes default safety value is, PLC can control the total lock PTO Power Take Off of power supply, thus stops the fill operations of refrigerant.
The refrigerant filling apparatus that the present embodiment provides has the following advantages:
1, device is without the need to reclaiming refrigerant by compressor, carries out absorption and filling, thus reduce the cost and the energy consumption thereof that increase equipment by means of only the pressure reduction in self pipeline.In addition, there will not be the air caused due to compressor to be mixed into situation in refrigerant, the quality of filling refrigerant is improved.
2, owing to not needing the refrigerant being accumulated recovery by material vat, avoid the situation of mix moisture and air in the refrigerant caused because material vat is compromised, thus avoid waste and the loss of refrigerant.
3, the filling of multi items refrigerant can be realized, multiple refrigerant filling apparatus can be set in workshop, be conducive to the filling efficiency improving refrigerant.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a refrigerant filling apparatus, is characterized in that, comprising: control housing, filling transfer tube, vacuum pump, stock tank, filling bottle, exchange storage tank, control cock group and the threeway adjustable pipe be arranged on described control housing;
Described filling bottle is provided with injecting mouth, coolant channel and interface group is provided with in described threeway adjustable pipe, described interface group comprises first interface, the second interface and the 3rd interface, described first interface, described second interface and described 3rd interface are all communicated with described coolant channel, one end of described coolant channel is provided with opening, and the two ends of described filling transfer tube are connected with described opening, described injecting mouth respectively;
Control circuit is provided with in described control housing, described control cock group comprises the first electromagnetic valve, the second electromagnetic valve and the 3rd electromagnetic valve, described vacuum pump is connected with described first interface by described first electromagnetic valve, described stock tank is connected with described second interface by described second electromagnetic valve, described exchange storage tank is connected with described 3rd interface by described 3rd electromagnetic valve, and described control circuit controls described interface group by described control cock group and to open successively with the order of first interface, the 3rd interface, the second interface and in a progress of work, to only have a unlatching.
2. refrigerant filling apparatus according to claim 1, is characterized in that, described control circuit comprises the first switch, second switch, very first time relay, the second time relay and the 3rd time relay;
One end of described first switch is electrically connected with one end of described second switch, the other end of described first switch is electrically connected with the primary input end of described very first time relay, and the main mouth of described very first time relay is electrically connected with the coil of described first electromagnetic valve;
The other end of described second switch is electrically connected with the primary input end of described 3rd time relay, and the main mouth of described 3rd time relay is electrically connected with the coil of described 3rd electromagnetic valve;
The branch road mouth of described very first time relay is electrically connected with the primary input end of described second time relay, the main mouth of described second time relay is electrically connected with the coil of described 3rd electromagnetic valve, and the branch road mouth of described second time relay is electrically connected with the coil of described second electromagnetic valve.
3. refrigerant filling apparatus according to claim 1 and 2, is characterized in that, described filling bottle is also provided with valve, and described filling transfer tube is connected with described injecting mouth by described valve away from one end of described threeway adjustable pipe.
4. refrigerant filling apparatus according to claim 1 and 2, is characterized in that, described refrigerant filling apparatus also comprises weight tester, and described weight tester is provided with stacker, and described filling bottle is positioned on described stacker.
5. refrigerant filling apparatus according to claim 4, is characterized in that, described weight tester is also provided with combined aural and visual alarm.
6. refrigerant filling apparatus according to claim 5, is characterized in that, described weight tester also comprises the base be connected with described stacker, and the sidewall of described base is fixedly connected with described control housing.
7. refrigerant filling apparatus according to claim 6, it is characterized in that, described weight tester is also provided with weight signal output circuit, the weight signal acceptor circuit that described control circuit also comprises the total lock of power supply, PLC and mates with described weight signal output circuit, the total lock of described power supply, described weight signal acceptor circuit, described weight signal output circuit are all electrically connected with described PLC.
8. refrigerant filling apparatus according to claim 1, is characterized in that, described control housing is provided with control panel, and described control panel is provided with the control button that multiple and described control circuit is electrically connected.
9. refrigerant filling apparatus according to claim 8, is characterized in that, described control panel is provided with the read-out be electrically connected with described control circuit.
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| CN201520356901.4U CN204689615U (en) | 2015-05-28 | 2015-05-28 | Refrigerant filling apparatus |
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| CN201520356901.4U CN204689615U (en) | 2015-05-28 | 2015-05-28 | Refrigerant filling apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033849A (en) * | 2017-04-17 | 2017-08-11 | 苏州市泰美达电器有限公司 | A kind of preparation technology of absorption type core refrigerant composition |
| CN112556250A (en) * | 2020-12-03 | 2021-03-26 | 衢州市蓝德物资贸易有限公司 | Refrigerant flow dividing device and using method |
| CN114379845A (en) * | 2020-10-20 | 2022-04-22 | 鸿蒙科技(浙江)有限公司 | Aerosol can refrigerant split charging method |
-
2015
- 2015-05-28 CN CN201520356901.4U patent/CN204689615U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033849A (en) * | 2017-04-17 | 2017-08-11 | 苏州市泰美达电器有限公司 | A kind of preparation technology of absorption type core refrigerant composition |
| CN114379845A (en) * | 2020-10-20 | 2022-04-22 | 鸿蒙科技(浙江)有限公司 | Aerosol can refrigerant split charging method |
| CN112556250A (en) * | 2020-12-03 | 2021-03-26 | 衢州市蓝德物资贸易有限公司 | Refrigerant flow dividing device and using method |
| CN112556250B (en) * | 2020-12-03 | 2022-02-18 | 衢州市蓝德物资贸易有限公司 | Refrigerant flow dividing device and using method |
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