CN202902716U - Numerical controlled refrigeration automatic liquid adding machine - Google Patents
Numerical controlled refrigeration automatic liquid adding machine Download PDFInfo
- Publication number
- CN202902716U CN202902716U CN 201220543275 CN201220543275U CN202902716U CN 202902716 U CN202902716 U CN 202902716U CN 201220543275 CN201220543275 CN 201220543275 CN 201220543275 U CN201220543275 U CN 201220543275U CN 202902716 U CN202902716 U CN 202902716U
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- handle
- automatic liquid
- protective device
- liquid
- cabinet
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Abstract
The utility model discloses a numerical controlled refrigeration automatic liquid adding machine which comprises a machine case, a plurality of terminal quick couplings, a control panel, a refrigerating fluid inlet, a liquid adding tube seat, an overpressure pipeline protective device, a flexible metal tube and a handle, wherein the control panel is arranged on the machine case, the refrigerating fluid inlet is arranged on the left side of the machine case, the liquid adding tube seat is arranged on the right side of the machine case, the overpressure pipeline protective device is connected with the liquid adding tube seat, the flexible metal tube is connected with the overpressure pipeline protective device, the handle is connected with the flexible metal tube, the plurality of terminal quick couplings are arranged on the handle and are connected with the handle. According to the numerical controlled refrigeration automatic liquid adding machine, a flow sensor technology is adopted, the overpressure pipeline protective device is additionally arranged on the a pipeline, and the plurality of terminal quick couplings are adopted, a plurality of machines can be added liquid simultaneously, safety in use procedure is enhanced, as well as efficiency is greatly improved. The system is in low pressure state in the whole process, and thus the safety of carbureted hydrogen refrigerating fluid is high.
Description
Technical field
The utility model relates to a kind of numerical control refrigeration automatic liquid-feeding machine.
Background technology
Present cold-producing medium both domestic and external charges equipment and mostly adopts mechanical mode to be controlled to be the master; adopt the method for cylinder pressurization that cold-producing medium is pushed in the cylinder; in cylinder, form certain pressure; the way of then demarcating with the simulation timing is poured into each refrigeration machine with the refrigerant charging in the cylinder; but because the physical characteristic of cold-producing medium is very active; generally seethe with excitement between 40 degree at subzero 10 degree; and thousands of kPas critical pressure arranged; different room temperatures can show different physical characteristics, thereby there is certain error in the technology that charges of this employing simulated time control.
Thing followed Cenozoic cold-producing medium will replace conventional cold-producing medium as novel environmental protection refrigerant, and be widely applied in the every field, it has proposed more strict requirement to apparatus for filling, the degree of accuracy and the security of the simulated time control technology of high pressure mode can not meet the demands, must seek more accurate solution, and present equipment, though can reach this purpose, but efficient is too low in the use procedure, and security is not high.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of accurate, safe, practical, numerical control that efficient is high refrigeration automatic liquid-feeding machine.
The utility model is achieved through the following technical solutions: a kind of numerical control refrigeration automatic liquid-feeding machine; comprise cabinet; a plurality of terminal snap joints; control panel; refrigerant inlet; the liquid feeding base; overvoltage pipeline protective device; metal hose and handle; described control panel is arranged on the cabinet; be provided with liquid crystal display on the described control panel; Pressure gauge; vacuum monitor and central processing unit; described refrigerant inlet is arranged at the cabinet left side; described liquid feeding base is arranged at the cabinet right side; described overvoltage pipeline protective device links to each other with the liquid feeding base; described metal hose links to each other with overvoltage pipeline protective device; described handle links to each other with metal hose, and described a plurality of terminal snap joints are arranged on the handle and with handle and link to each other.
As preferably, described handle inner end also is provided with turbine flow transducer, vacuum solenoid and fluid injection magnetic valve, and wherein turbine flow transducer links to each other with the fluid injection magnetic valve.
As preferably, also include vavuum pump, anti-oil return sealing magnetic valve, threeway, vacuum interface, fluid injection interface and cable interface in the described cabinet, wherein threeway one tunnel connects Pressure gauge, another road links to each other with turbine flow transducer by the fluid injection interface, anti-oil return sealing magnetic valve connects the vacuum monitor by threeway one tunnel, and another road is connected with vacuum interface, vacuum solenoid.
As preferably, the count signal of described turbine flow transducer links to each other with central processing unit on the control panel.
As preferably, the junction of described liquid feeding base and cabinet is provided with sealing ring, has increased security by the sealing ring effect.
As preferably, be provided with alarm appliance on the described overvoltage pipeline protective device, as detect pressure and exceed standard, then stop using by the alarm appliance reminding user.
As preferably, described a plurality of terminal snap joint numbers have three.
As preferably, described a plurality of terminal snap joints link to each other with the fluid injection magnetic valve.
The beneficial effects of the utility model are: the utility model adopts direct flow sensing technology; set up overvoltage pipeline protective device at pipeline; and adopt a plurality of terminal snap joints; liquid feeding when can carry out a plurality of machine; increased the security in the use procedure; also greatly improved efficient, and system's whole process is in the low-pressure state, the hydrocarbon cold-producing medium is had very high security.
Description of drawings
In order to be easy to explanation, the utility model is done to describe in detail by following specific embodiment and accompanying drawing.
Fig. 1 is the structural representation of the utility model numerical control refrigeration automatic liquid-feeding machine;
Fig. 2 be the utility model numerical control refrigeration automatic liquid-feeding machine the internal structure schematic diagram.
The specific embodiment
As depicted in figs. 1 and 2, a kind of numerical control refrigeration automatic liquid-feeding machine of the present utility model, comprise cabinet 1, a plurality of terminal snap joints 24, control panel 3, refrigerant inlet 9, liquid feeding base 6, overvoltage pipeline protective device 22, metal hose 23 and handle 16, described control panel 3 is arranged on the cabinet 1, be provided with liquid crystal display 2 on the described control panel 3, Pressure gauge 10, vacuum monitor 11 and central processing unit 12, described refrigerant inlet 9 is arranged at cabinet 1 left side, described liquid feeding base 6 is arranged at cabinet 1 right side, described overvoltage pipeline protective device 22 links to each other with liquid feeding base 6, described metal hose 23 links to each other with overvoltage pipeline protective device 22, described handle 16 links to each other with metal hose 23, and described a plurality of terminal snap joints 24 are arranged on the handle 16 and with handle 16 and link to each other; During work, charge dosage and vacuum by control panel 3 settings, vavuum pump 8 and anti-oil return sealing magnetic valve 7 start, vacuum solenoid 17 is opened, when arriving setting value, close, the fluid injection magnetic valve 18 of delaying time after several seconds is opened, turbine flow transducer 19 send data to central processing unit 12, central processing unit 12 converts according to its liquid measure that flows through and revises, converting weight to shows from the display screen 2 on the control panel 3, simultaneously, when reaching setting value, close fluid injection magnetic valve 18, cold-producing medium is by metal hose 23 access numerical control liquid filler refrigerant inlets 9, connect Pressure gauge 10 by threeway 13 one tunnel and show refrigerant pressure, another road is connected by the turbine flow transducer 19 in fluid injection interface 5 and the handle 16, links together in fluid injection magnetic valve 18 and a plurality of terminal snap joints 24 of handle 16 inner refrigerant main-process stream ends, records cryogen by a plurality of terminal snap joint 24 to cold-producing medium filling apparatus such as refrigerators.
The vacuum solenoid 17 of handle 16 interior settings and fluid injection magnetic valve 18 connect together with mode and a plurality of terminal snap joint 24 of threeway 13 together, by a plurality of terminal snap joints 24 finish find time, the automatic conversion of liquid adding functions, and a plurality of terminal snap joints 24 are installed can be carried out liquid feeding and find time many machines simultaneously, increased efficient, reach the purpose that short distance directly exchanges, the other end of vacuum solenoid 17 picks out from handle 16, receives the vacuum interface 4 of cabinet 1 by metal hose 23.
Wherein, described handle 16 inner ends also are provided with turbine flow transducer 19; vacuum solenoid 17 and fluid injection magnetic valve 18; wherein turbine flow transducer 19 links to each other with fluid injection magnetic valve 18; also include vavuum pump 8 in the described cabinet 1; anti-oil return sealing magnetic valve 7; threeway 13; vacuum interface 4; fluid injection interface 5 and cable interface 14; wherein threeway 13 one tunnel connects Pressure gauge 10; another road links to each other with turbine flow transducer 19 by fluid injection interface 5; anti-oil return sealing magnetic valve 7 connects vacuum monitor 11 by threeway 13 one tunnel; another road and vacuum interface 4; vacuum solenoid 17 is connected; the count signal of described turbine flow transducer 19 links to each other with central processing unit 12 on the control panel 3; described liquid feeding base 6 is provided with sealing ring (not shown) with the junction of cabinet 1; increased security by sealing ring (not shown) effect; be provided with alarm appliance (not shown) on the described overvoltage pipeline protective device 22; as detect pressure and exceed standard; then stop using by alarm appliance (not shown) reminding user; described a plurality of terminal snap joint 24 numbers have three, and described a plurality of terminal snap joints 24 link to each other with fluid injection magnetic valve 18.
The beneficial effects of the utility model are: the utility model adopts direct flow sensing technology; set up overvoltage pipeline protective device at pipeline; and adopt a plurality of terminal snap joints; liquid feeding when can carry out a plurality of machine; increased the security in the use procedure; also greatly improved efficient, and system's whole process is in the low-pressure state, the hydrocarbon cold-producing medium is had very high security.
The above only be the specific embodiment of the present utility model, but protection domain of the present utility model is not limited to this, and any variation or replacement of expecting without creative work all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were limited.
Claims (8)
1. numerical control refrigeration automatic liquid-feeding machine; it is characterized in that: comprise cabinet; a plurality of terminal snap joints; control panel; refrigerant inlet; the liquid feeding base; overvoltage pipeline protective device; metal hose and handle; described control panel is arranged on the cabinet; be provided with liquid crystal display on the described control panel; Pressure gauge; vacuum monitor and central processing unit; described refrigerant inlet is arranged at the cabinet left side; described liquid feeding base is arranged at the cabinet right side; described overvoltage pipeline protective device links to each other with the liquid feeding base; described metal hose links to each other with overvoltage pipeline protective device; described handle links to each other with metal hose, and described a plurality of terminal snap joints are arranged on the handle and with handle and link to each other.
2. numerical control according to claim 1 refrigeration automatic liquid-feeding machine, it is characterized in that: described handle inner end also is provided with turbine flow transducer, vacuum solenoid and fluid injection magnetic valve, and wherein turbine flow transducer links to each other with the fluid injection magnetic valve.
3. numerical control according to claim 1 and 2 refrigeration automatic liquid-feeding machine, it is characterized in that: also include vavuum pump, anti-oil return sealing magnetic valve, threeway, vacuum interface, fluid injection interface and cable interface in the described cabinet, wherein threeway one tunnel connects Pressure gauge, another road links to each other with turbine flow transducer by the fluid injection interface, anti-oil return sealing magnetic valve connects the vacuum monitor by threeway one tunnel, and another road is connected with vacuum interface, vacuum solenoid.
4. according to claim 1,2 or 3 described numerical controls refrigeration automatic liquid-feeding machines, it is characterized in that: the count signal of described turbine flow transducer links to each other with central processing unit on the control panel.
5. according to claim 1 or 3 described numerical controls refrigeration automatic liquid-feeding machines, it is characterized in that: the junction of described liquid feeding base and cabinet is provided with sealing ring.
6. numerical control refrigeration automatic liquid-feeding machine according to claim 1 is characterized in that: be provided with alarm appliance on the described overvoltage pipeline protective device.
7. numerical control according to claim 1 refrigeration automatic liquid-feeding machine, it is characterized in that: described a plurality of terminal snap joint numbers have three.
8. according to claim 1,2 or 7 described numerical controls refrigeration automatic liquid-feeding machines, it is characterized in that: described a plurality of terminal snap joints link to each other with the fluid injection magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543275 CN202902716U (en) | 2012-10-23 | 2012-10-23 | Numerical controlled refrigeration automatic liquid adding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543275 CN202902716U (en) | 2012-10-23 | 2012-10-23 | Numerical controlled refrigeration automatic liquid adding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202902716U true CN202902716U (en) | 2013-04-24 |
Family
ID=48123376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220543275 Expired - Fee Related CN202902716U (en) | 2012-10-23 | 2012-10-23 | Numerical controlled refrigeration automatic liquid adding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202902716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344217A (en) * | 2018-04-09 | 2018-07-31 | 奥克斯空调股份有限公司 | A kind of refrigerant liquid amount adjusting apparatus, air conditioner test adjustment system and air-conditioning refrigerant method of adjustment |
| CN112728819A (en) * | 2020-12-29 | 2021-04-30 | 中国航空工业集团公司西安飞机设计研究所 | Intelligent liquid-cooling ground liquid adding and discharging configuration and liquid adding and discharging method |
-
2012
- 2012-10-23 CN CN 201220543275 patent/CN202902716U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344217A (en) * | 2018-04-09 | 2018-07-31 | 奥克斯空调股份有限公司 | A kind of refrigerant liquid amount adjusting apparatus, air conditioner test adjustment system and air-conditioning refrigerant method of adjustment |
| CN112728819A (en) * | 2020-12-29 | 2021-04-30 | 中国航空工业集团公司西安飞机设计研究所 | Intelligent liquid-cooling ground liquid adding and discharging configuration and liquid adding and discharging method |
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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: 20130424 Termination date: 20131023 |