CN105540523A - Automatic refrigerant filling system - Google Patents
Automatic refrigerant filling system Download PDFInfo
- Publication number
- CN105540523A CN105540523A CN201510934345.9A CN201510934345A CN105540523A CN 105540523 A CN105540523 A CN 105540523A CN 201510934345 A CN201510934345 A CN 201510934345A CN 105540523 A CN105540523 A CN 105540523A
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- refrigerant
- communicated
- charging device
- vacuum
- mouthful
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/02—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring liquids other than fuel or lubricants
- B67D7/0277—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring liquids other than fuel or lubricants using negative pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses an automatic refrigerant filling system which is suitable for filling refrigerants in a to-be-charged device which holds internal vacuum as required. The automatic refrigerant filling system comprises a vacuum device, a refrigerant tank and an integrated control cabinet, wherein the integrated control cabinet comprises a controller and a three-way valve; the three-way valve is provided with a first opening, a second opening and a third opening; the first opening is communicated with the vacuum device; the second opening is communicated with the refrigerant tank; the third opening is communicated with the to-be-charged device; the controller is used for controlling the working position of the three-way valve; in vacuumizing, the second opening is enabled to be communicated with the third opening, and the to-be-charged device is vacuumized through the vacuum device; and in charging, the second opening is enabled to be communicated with the third opening, and the to-be-charged device is charged through the refrigerant tank. The automatic refrigerant filling system has the advantages that the operation is convenient, a compressor is dispensed with, the two functions of vacuumizing and charging are realized synchronously, the labor cost and the time cost are reduced, the refrigerant quantity is controlled accurately, and the product quality is improved.
Description
Technical field
The present invention relates to radiating element manufacturing line accessory equipment field, to be especially a kind ofly applicable to keeping inner vacuum and need charging device to carry out the system of refrigerant automatic filling.
Background technology
Along with developing rapidly of Eltec, the continuous high frequency of electronics package and high speed, integrated circuit is constantly densification and miniaturization then, and the density of heat flow rate of electronic devices produce heat is increased fast.Along with improving constantly of large-scale integration circuit integration density, the cooling problem of electronics package is more and more outstanding.If these heats that chip produces shed not in time effectively, have influence on the life-span of electronics package and the reliability of work by making chip temperature raise.According to another statistics, the major cause that current electronics damages is cause thermal damage, namely operating temperature exceedes the numerical value of permission, the normal working temperature range of electronics package is generally-5 DEG C to 65 DEG C, surpass and go beyond the scope, element function will significantly decline, and research data shows: the temperature of single semiconductor element raises 10 DEG C, and the reliability of system approximately reduces by 50%.Electronic machine and electronics package failure rate more than 55% are caused by hot stall, electronic device temperature often increases by 1 DEG C in 70 DEG C of-80 DEG C of levels, reliability will decline about 5%, life-span also can significantly reduce, and thus the efficiently radiates heat method of electronics package has become one of key issue obtaining new generation product.Such as, in order to improve the performance of the especially super broad notebook PC of Personal Computer (PC) further, the effective cooling of its chip becomes bottleneck problem.Therefore, the high device of a kind of high-efficiency heat conduction, reliability is needed to solve this series of problems as the main body of heat radiation.
A closed cavity after evacuation, inner pressure can be made to diminish, the boiling point of inner refrigerant reduces simultaneously, realize fast speed vaporization when less heat, heat is passed, but in actual production, consider that existing refrigerant needs limit to drive compressor, while lead to the methods for filling more complicated of condensed water, want fast speed and realize filling of inner refrigerant and later daily attention, certain equipment must be needed.
Summary of the invention
For above deficiency, the object of the present invention is to provide a kind of automatic Refrigerant-Stuffing System, will vacuumize and unite two into one with topping up two kinds of functions, and be controlled the operation of whole system by triple valve.The present invention is easy to operate, without the need to compressor, only needs a key can realize vacuumizing and topping up two kinds of functions, has saved manpower and time cost, accurately controlled coolant quantity, improve the quality of product.
For achieving the above object, the technical scheme that the present invention takes is:
A kind of automatic Refrigerant-Stuffing System, it is applicable to treat that charging device carries out refrigerant filling for what need keep inner vacuum, described automatic Refrigerant-Stuffing System comprises vacuum, refrigerant tank and integrating control cabinet, wherein, described integrating control cabinet comprises controller and triple valve, described triple valve is provided with first, second mouthful and the 3rd mouthful, described first is communicated with vacuum, described second mouthful is communicated with refrigerant tank, described 3rd mouthful with treat that charging device is communicated with, described controller is for controlling the control position of triple valve, with when vacuumizing, first is communicated with the 3rd mouthful, treat charging device by vacuum to carry out vacuumizing process, when topping up, second mouthful is made to be communicated with the 3rd mouthful, by refrigerant tank for treating that charging device carries out topping up process.
Treating to be provided with pressure sensor in charging device, the mouth of described pressure sensor is connected with the input end of controller by connection lead; Controller is utilized to read the barometric information treated in charging device in real time, wherein:
In vacuum, pressure sensor Real-time Obtaining treats the vacuum pressure value in charging device, and when described vacuum pressure value reaches vacuum preset value, controller regulating three-way valve is closed; In filling process, pressure sensor Real-time Obtaining treats the refrigerant force value in charging device, and when described refrigerant force value reaches refrigerant preset value, controller regulating three-way valve is closed.
Native system utilizes controller to read the barometric information treated in charging device in real time to judge current state, by the spool that controls threeway pneumatic valve first, second mouthful and the 3rd mouthful of three different operating positions resident, realize connecting vacuum successively to carry out vacuumizing operation, connect device for storing liquid and realize topping up operation, rest on spool meta to realize gas circuit and close operation, be convenient for changing the next one and treat charging device.
Described triple valve is 3-position-3-way pneumatic valve, and the control position that described controller controls triple valve is that the air-actuator carried by mouth and the 3-position-3-way pneumatic valve of controller is electrically connected and realizes.
Described controller is PLC.
Described vacuum is communicated with first by the first pipeline, and described refrigerant tank is communicated with second mouthful by second pipe, described 3rd mouthful by the 3rd pipeline with treat that charging device is communicated with.
Vacuum in described system and refrigerant tank position can exchange, and can carry out miniaturization simultaneously, facilitate carrying of whole equipment, realize the daily attention treating charging device.
Described first pipeline and second pipe are gapless stainless steel tube, and described 3rd pipeline is flexible rubber hose.
Described second pipe is connected with a pressurizer.
Described pressurizer is boost pump.
Describedly treat that the inlet of charging device is provided with a quick coupling, described quick coupling is communicated with the 3rd mouthful by the 3rd pipeline.
Working medium in described refrigerant tank is R22, R134A or R410A
For treat charging device, should be the airtight cavity that various metal material (copper, aluminium and corrosion-resistant steel) etc. is formed, an isothermal cavity can be formed by vacuumizing and filling refrigerant, as soon as possible heat be distributed.
The present invention compared with prior art, has following advantage: will vacuumize and fill refrigerant and carry out integration, equipment, and can be directly used in the production of relevant device, improve the yield rate of product; Whole equipment can be carried out miniaturization simultaneously, be easy to carry, can be used for the daily attention of relevant apparatus, extend operating cycles.In addition, do not have the loss of refrigerant in whole process, refrigerant charging quantity accuracy rate is high.Technological means is simple and easy to do, has positive technique effect and application value.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of automatic Refrigerant-Stuffing System embodiment one of the present invention;
Fig. 2 is the schematic diagram that automatic Refrigerant-Stuffing System embodiment of the present invention vacuumizes;
Fig. 3 is the schematic diagram that automatic Refrigerant-Stuffing System embodiment of the present invention fills refrigerant;
Fig. 4 is the schematic diagram of automatic Refrigerant-Stuffing System embodiment two of the present invention;
Wherein: 1, vacuum; 11, the first pipeline; 2, refrigerant tank; 21, second pipe; 22, pressurizer; 3, integrating control cabinet; 31, PLC; 32, triple valve; 4, pressure sensor; 41, connection lead; 5, charging device is treated; 51, the 3rd pipeline; 52, quick coupling.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, content of the present invention is described in further details.
Embodiment one
Please refer to shown in Fig. 1, the automatic Refrigerant-Stuffing System that embodiment is mentioned, be applicable to and treat that charging device 5 carries out refrigerant filling for what need keep inner vacuum, it comprises and being made up of vacuum 1 (such as vacuum pump), refrigerant tank 2 and integrating control cabinet 3, first pipeline 11, second pipe 21, pressure sensor 4, the 3rd pipeline 51 and quick coupling 52.
Wherein: integrating control cabinet 3 comprises controller and triple valve 32, controller adopts PLC 31, triple valve 32 adopts 3-position-3-way pneumatic valve, 3-position-3-way pneumatic valve is provided with A, B and C tri-mouths, corresponding three control positioies respectively, A mouth is communicated with vacuum 1 by the first pipeline 11, B mouth is communicated with refrigerant tank 2 by second pipe 21, this second pipe 21 is installed pressurizer 22 (such as boost pump etc.), C mouth by the 3rd pipeline 51 with treat that charging device 5 is connected, in order to realize fast insert-pull, treat that charging device 5 is connected with the 3rd pipeline 51 by quick coupling 52.The spool that PLC 31 realizes threeway pneumatic valve by the air-actuator that control 3-position-3-way pneumatic valve carries is resident in A, B and C tri-different operating positions.First pipeline 11 and second pipe 21 are necessary for the gapless stainless steel tube of certain wall thickness, and the 3rd pipeline 51 can be flexible rubber hose, with the rotation of fast and easy joint 52.
Working medium in refrigerant tank 2 can be R22, R134A, R410A etc.Pressure sensor 4 is installed on to be treated in charging device 5, the mouth of pressure sensor 4 is connected with the input end of controller by connection lead 41, utilize PLC 31 to be read in real time by pressure sensor 4 and treat that the barometric information in charging device 5 judges current state, the spool controlling triple valve 32 successively realizes connecting vacuum 1 to carry out vacuumizing operation and connecting refrigerant tank 2 realizing topping up operation, rest on spool meta to realize gas circuit and close operation, be convenient for changing the next one and treat charging device 5.Treat that charging device 5 can be the cavity of copper, aluminium and stainless steel-like, and its inside needs to keep vacuum and topping up.
As shown in Figure 2, which show automatic Refrigerant-Stuffing System be in the state of vacuumizing under schematic diagram.Can find out: when pressing beginning button, PLC 31 sends control signal, the spool of regulating three-way valve 32 is to A mouth, make A, C two mouthfuls connection of triple valve 32, now air-flow is from treating the C mouth of charging device 5 to triple valve 32, arrive the A mouth of triple valve 32 again, finally arrive vacuum 1, now vacuum 1 is treated charging device 5 and is vacuumized.PLC 31 obtains the force value (and this force value is converted into degree of vacuum) treated in charging device 5 in real time from pressure sensor 4 simultaneously, when degree of vacuum reaches preset value, PLC 31 sends control command, regulating three-way valve 32 to off position (spool of triple valve 32 is to meta), completes the work of vacuumizing.
When after completing and vacuumizing instruction, PLC 31 then sends control command automatically, the spool of regulating three-way valve 32 moves to B mouth position by meta, make B, C mouth is communicated with, refrigerant tank 2 starts to treat charging device 5 and carries out filling refrigerant operation, now air flow line is the B mouth of refrigerant tank 2 to triple valve 32, arrive the C mouth of triple valve 32 again, finally to treating charging device 5, PLC 31 obtains the refrigerant force value treated in charging device 5 in real time from pressure sensor 4 simultaneously, after refrigerant force value reaches preset value, PLC 31 sends control command, regulating three-way valve 32 to off position, fill refrigerant work to complete, as shown in Figure 3.After this, will treat that charging device 5 is changed from quick coupling 52, prepare the filling operation of next workpiece (treating charging device).
Embodiment two
Please refer to shown in Fig. 4, embodiment two is compared with embodiment one, and the position of vacuum 1 and refrigerant tank 2 realizes exchanging (pressurizer 22 together shifts with refrigerant tank 2 simultaneously) by it, does not affect the performance of function.
In other detailed description of the invention in the present invention, according to the use amount of the refrigerant of required design and can treat that the size of charging device is improved.
In addition, also be noted that and also should comprise shell etc. supporting structure for complete automatic Refrigerant-Stuffing System, for ease of carrying out actual design and application to system, no longer elaborate at this, to determine according to practical situations, for the technological parameter do not indicated especially, can refer to routine techniques and carry out.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an automatic Refrigerant-Stuffing System, it is characterized in that, it is applicable to treat that charging device (5) carries out refrigerant filling for what need keep inner vacuum, described automatic Refrigerant-Stuffing System comprises vacuum (1), refrigerant tank (2) and integrating control cabinet (3), wherein, described integrating control cabinet (3) comprises controller and triple valve (32), described triple valve (32) is provided with first, second mouthful and the 3rd mouthful, described first is communicated with vacuum (1), described second mouthful is communicated with refrigerant tank (2), described 3rd mouthful with treat that charging device (5) is communicated with, described controller is for controlling the control position of triple valve (32), with when vacuumizing, first is communicated with the 3rd mouthful, treat charging device (5) by vacuum (1) to carry out vacuumizing process, when topping up, second mouthful is made to be communicated with the 3rd mouthful, by refrigerant tank (2) for treating that charging device (5) carries out topping up process.
2. automatic Refrigerant-Stuffing System according to claim 1, it is characterized in that, treating to be provided with pressure sensor (4) in charging device (5), the mouth of described pressure sensor (4) is connected with the input end of controller by connection lead (41); Utilize controller to read in real time to treat the barometric information in charging device (5), wherein:
In vacuum, pressure sensor (4) Real-time Obtaining treats the vacuum pressure value in charging device (5), and when described vacuum pressure value reaches vacuum preset value, controller regulating three-way valve (32) is closed; In filling process, pressure sensor (4) Real-time Obtaining treats the refrigerant force value in charging device (5), and when described refrigerant force value reaches refrigerant preset value, controller regulating three-way valve (32) is closed.
3. automatic Refrigerant-Stuffing System according to claim 2, it is characterized in that, described triple valve (32) is 3-position-3-way pneumatic valve, and the control position that described controller controls triple valve (32) is that the air-actuator carried by mouth and the 3-position-3-way pneumatic valve of controller is electrically connected and realizes.
4. automatic Refrigerant-Stuffing System according to claim 3, is characterized in that, described controller is PLC (31).
5. the automatic Refrigerant-Stuffing System according to any one of claim 1-4, it is characterized in that, described vacuum (1) is communicated with first by the first pipeline (11), described refrigerant tank (2) is communicated with second mouthful by second pipe (21), and described 3rd mouthful is passed through the 3rd pipeline (51) and treat that charging device (5) is communicated with.
6. automatic Refrigerant-Stuffing System according to claim 5, is characterized in that, described first pipeline (11) and second pipe (21) are gapless stainless steel tube, and described 3rd pipeline (51) is flexible rubber hose.
7. automatic Refrigerant-Stuffing System according to claim 5, is characterized in that, described second pipe (21) is connected with a pressurizer (22).
8. automatic Refrigerant-Stuffing System according to claim 7, is characterized in that, described pressurizer (22) is boost pump.
9. automatic Refrigerant-Stuffing System according to claim 5, it is characterized in that, describedly treat that the inlet of charging device (5) is provided with a quick coupling (52), described quick coupling (52) is communicated with the 3rd mouthful by the 3rd pipeline (51).
10. automatic Refrigerant-Stuffing System according to claim 1, is characterized in that, the working medium in described refrigerant tank (2) is R22, R134A or R410A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510934345.9A CN105540523A (en) | 2015-12-15 | 2015-12-15 | Automatic refrigerant filling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510934345.9A CN105540523A (en) | 2015-12-15 | 2015-12-15 | Automatic refrigerant filling system |
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| Publication Number | Publication Date |
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| CN105540523A true CN105540523A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510934345.9A Pending CN105540523A (en) | 2015-12-15 | 2015-12-15 | Automatic refrigerant filling system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107215840A (en) * | 2017-05-23 | 2017-09-29 | 核工业理化工程研究院华核新技术开发公司 | The automatic suction liquid device of uranium-bearing waste liquid |
| CN107500240A (en) * | 2017-09-12 | 2017-12-22 | 内蒙古鄂尔多斯循环经济技术研发有限公司 | A kind of storage tank bottom or the raffinate recovery system and method for bottom of towe |
| CN108227874A (en) * | 2017-12-29 | 2018-06-29 | 曙光节能技术（北京）股份有限公司 | Liquid cooling system fills drain integration module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107215840A (en) * | 2017-05-23 | 2017-09-29 | 核工业理化工程研究院华核新技术开发公司 | The automatic suction liquid device of uranium-bearing waste liquid |
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Application publication date: 20160504 |
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