CN207817510U - A kind of room temperature gaseous working medium quantifies charging system - Google Patents
A kind of room temperature gaseous working medium quantifies charging system Download PDFInfo
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- CN207817510U CN207817510U CN201820039905.3U CN201820039905U CN207817510U CN 207817510 U CN207817510 U CN 207817510U CN 201820039905 U CN201820039905 U CN 201820039905U CN 207817510 U CN207817510 U CN 207817510U
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- volumetric standard
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Abstract
A kind of room temperature gaseous working medium disclosed by the utility model quantifies charging system, including：One volumetric standard；One gas cylinder, the gas outlet of gas cylinder pass sequentially through the high-purity gas import connection of a vacuum solenoid valve and one first cut-off electromagnetic valve and volumetric standard；One vacuum pump, vacuum pump passes sequentially through one second cut-off electromagnetic valve and a third cut-off electromagnetic valve and the working medium of volumetric standard fills outlet connection；One molecular pump, molecular pump are attempted by by one the 4th cut-off electromagnetic valve on the pipeline between the second cut-off electromagnetic valve and third cut-off electromagnetic valve；One triplet commutation solenoid valve, the first port of triplet commutation solenoid valve fills outlet connection by the working medium of one the 5th cut-off electromagnetic valve and volumetric standard, its second port is attempted by the pipeline between the second cut-off electromagnetic valve and third cut-off electromagnetic valve, and third port is connect with the import that fills of the workpiece of working medium to be filled.The quantitative gaseous state that the utility model effectively realizes low boiling working fluid is filled and is filled with the high-purity of working medium.
Description
Technical field
The utility model is related to working medium filling equipment technical fields more particularly to a kind of room temperature gaseous working medium quantitatively to fill and be
System, suitable for filling high-purity gas working medium inside heat transfer product, tube body, equipment.
Background technology
Currently, most of two-phase heat transfer product needs to fill working medium, the thermal conduction characteristic of product is improved using Working fluid phase changing,
Such as the products such as heat pipe, loop circuit heat pipe, VC.The working medium of existing two-phase heat transfer product is mainly water, acetone and freon etc.,
Most of measured flowmeter and by way of weighing, but for being gaseous working medium under normal temperature and pressure, such as ammonia,
The low-boiling working medium such as methane, ethane, propane, freon, unless ensureing that itself is liquid, could pass through so under high pressure
The volume of liquid is measured.For this purpose, the applicant has carried out beneficial exploration and research, a kind of room temperature gaseous state of utility model
Working medium quantifies charging system, realizes that the quantitative gaseous state of low boiling working fluid is filled and is filled with the high-purity of working medium, be will be described below
Technical solution generate in this background.
Utility model content
Technical problem to be solved in the utility model：A kind of realization low boiling point work is provided in view of the deficiencies of the prior art
The quantitative gaseous state of matter fill filled with the high-purity of working medium, fill simple and reliable process, equipment requirement it is low, improve production efficiency,
Charging system is quantified convenient for the room temperature gaseous working medium of control.
Following technical solution may be used to realize in technical problem to be solved in the utility model：
A kind of room temperature gaseous working medium quantifies charging system, including：
One has the volumetric standard of heating refrigerating function, and there is the volumetric standard the filling import of a working medium, a temperature to examine
Survey port, a pressure detecting port, a high-purity gas import and a working medium fill outlet, the working medium of the volumetric standard it is filling into
Mouth is connect with working medium filling apparatus；
One is arranged the temperature sensor on the temperature detection port of the volumetric standard；
One is arranged the pressure sensor on the pressure detecting port of the volumetric standard；
One is arranged the filling flowmeter in the filling import of working medium of the volumetric standard；
One is filled with the gas cylinder of high-purity gas, and the gas outlet of the gas cylinder passes sequentially through a vacuum solenoid valve and one first section
Only solenoid valve is connect with the high-purity gas import of the volumetric standard；
The import that vacuumizes of one vacuum pump, the vacuum pump passes sequentially through one second cut-off electromagnetic valve and third cut-off electricity
The working medium of magnet valve and the volumetric standard fills outlet connection；
The import that vacuumizes of one molecular pump, the molecular pump is attempted by second cut-off by one the 4th cut-off electromagnetic valve
On pipeline between solenoid valve and third cut-off electromagnetic valve；
The first port of one triplet commutation solenoid valve, the triplet commutation solenoid valve passes through one the 5th cut-off electromagnetic valve and institute
The working medium for stating volumetric standard fills outlet connection, and second port is attempted by second cut-off electromagnetic valve and ends electromagnetism with third
On pipeline between valve, third port is connect with the import that fills of the workpiece of working medium to be filled；
One is mounted on the gas flowmeter on the pipeline between the triplet commutation solenoid valve and the 5th cut-off electromagnetic valve；With
And
One PLC controller, the PLC controller respectively with the volumetric standard, temperature sensor, pressure sensor, filling
Fill flowmeter, vacuum pump, molecular pump, gas flowmeter, vacuum solenoid valve, the first, second, third, fourth, the 5th cut-off electromagnetism
Valve and the connection of triplet commutation solenoid valve.
As a result of technical solution as above, the beneficial effects of the utility model are：The utility model is effectively real
The quantitative gaseous state of existing low boiling working fluid is filled to be filled with the high-purity of working medium, and the utility model fills simple and reliable process, if
It is standby to require low, raising production efficiency, convenient for control.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Specific implementation mode
In order to make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1, what is provided in figure is that a kind of room temperature gaseous working medium quantifies charging system, including one has heating refrigeration work(
Can volumetric standard 100, temperature sensor 210, pressure sensor 220, filling flowmeter 230, gas cylinder 300, vacuum pump 400,
Molecular pump 500, triplet commutation solenoid valve 600, gas flowmeter 700 and PLC controller (not shown).
Volumetric standard 100 have the filling import 110 of a working medium, a temperature detection port 120, a pressure detecting port 130,
One high-purity gas import 140 and a working medium fill outlet 150.The filling import 110 of working medium of volumetric standard 100 with working medium is filling sets
Standby connection, is used for filling working medium in volumetric standard 100.
Temperature sensor 210 is mounted on the temperature detection port 120 of volumetric standard 100, is used for real-time examination criteria
Temperature value in container 100.Pressure sensor 220 is mounted on the pressure detecting port 130 of volumetric standard 100, is used for
Pressure value in real-time examination criteria container 100.Filling flowmeter 230 is mounted on the pressure detecting port of volumetric standard 100
On 130, it is used to detect the amount of working medium filling apparatus filling working medium into volumetric standard 100.
Gas cylinder 300 is filled with high-purity gas, and the gas outlet of gas cylinder 300 passes sequentially through vacuum solenoid valve 810 and cut-off electromagnetism
Valve 820 is connect with the high-purity gas import 140 of volumetric standard 100.
Vacuum pump 400 vacuumizes that import passes sequentially through cut-off electromagnetic valve 830,840 and the working medium of volumetric standard 100 fills
150 connection of outlet.
The pipe for vacuumizing import and being attempted by by cut-off electromagnetic valve 850 between cut-off electromagnetic valve 830,840 of molecular pump 500
On the road.
The first port 610 of triplet commutation solenoid valve 600 is filled by cut-off electromagnetic valve 860 and the working medium of volumetric standard 100
The connection of mouth 150 is taken on, second port 620 is attempted by the pipeline between cut-off electromagnetic valve 830,840, third port 630
It is connect with the import that fills of the workpiece 10 of working medium to be filled.
Gas flowmeter 700 is mounted on the pipeline between triplet commutation solenoid valve 600 and cut-off electromagnetic valve 860.
PLC controller respectively with volumetric standard 100, temperature sensor 210, pressure sensor 220, filling flowmeter 230,
Vacuum pump 400, molecular pump 500, gas flowmeter 700, vacuum solenoid valve 810, cut-off electromagnetic valve 820,830,840,850,860
And triplet commutation solenoid valve 600 connects.
The room temperature gaseous working medium of the utility model quantifies the methods for filling of charging system, includes the following steps：
Step S1, PLC controller control vacuum pump 400 and work, and control the opening of cut-off electromagnetic valve 830,840, vacuum pump
400 pairs of volumetric standards 100 vacuumize, when the vacuum degree in volumetric standard 100 reaches 10pa or less, control cut-off electromagnetism
Valve 850 is opened, and controls the work of molecular pump 500, when the vacuum degree in volumetric standard 100 reaches 10-2When pa or less, vacuum is controlled
Pump 400 and molecular pump 500 are stopped, and control the closing of cut-off electromagnetic valve 830,840,850；
Step S2, PLC controller controls vacuum solenoid valve 810 and cut-off electromagnetic valve 820 is opened, while being filled with high-purity
Valve on the gas cylinder 300 of gas is opened, and the high-purity gas in gas cylinder 300 is passed through in volumetric standard 100；
Step S3, when pressure sensor 220 detects that the air pressure in volumetric standard 100 reaches setting atmospheric pressure value, PLC controls
Device processed on the one hand close by control cut-off electromagnetic valve 820, on the other hand controls cut-off electromagnetic valve 860 and triplet commutation solenoid valve 600
It opens, the first port 610 in triplet commutation solenoid valve 600 is opened and is connected to third port 630 at this time, and second port
620 close, and the gas in volumetric standard 100 is discharged；
Step S4 repeats above step S1 to S3, until the air in volumetric standard 100 is discharged, then to mark
Quasi- container 100 carries out filling working medium, ensures the pure high-pressure gaseous state in volumetric standard 100, while temperature sensor 210 and pressure
Temperature and pressure numerical value in 220 real-time examination criteria container 100 of force snesor；
The workpiece 10 of working medium to be filled is placed on and fills on platform by step S5, by filling for the workpiece 10 of working medium to be filled
Import is closely connect with the third port 630 of triplet commutation solenoid valve 600, prevents from generating leakage phenomenon under positive/negative pressure；
Step S6, on the one hand control triplet commutation solenoid valve 600 switches over PLC controller so that triplet commutation electromagnetism
The second port 620 of valve 600 is opened and is connected to third port 630, and its first port 610 is closed, and on the other hand control is cut
Only the work of vacuum pump 400 is opened and controlled to solenoid valve 830, is opened when the vacuum degree in the workpiece of working medium to be filled reaches molecular pump
When condition, PLC controller control cut-off electromagnetic valve 850 is opened and controls the work of molecular pump 500；
Step S7, when the vacuum degree in the workpiece 10 of working medium to be filled reaches 1pa or less, on the one hand PLC controller is controlled
Cut-off electromagnetic valve 830,850 processed is closed, and controls vacuum pump 400 and molecular pump 500 is stopped, on the other hand control cut-off electricity
Magnet valve 860 is opened and control triplet commutation solenoid valve 600 switches over so that the first port 610 of triplet commutation solenoid valve 600
It opens and is connected to third port 630, and its second port 620 is closed, the working medium in volumetric standard 100 is filled with working medium to be filled
Workpiece 10 in, freeze to the workpiece 10 of working medium to be filled in filling process, ensure the workpiece 10 of working medium to be filled
Internal pressure is consistently lower than the internal pressure of volumetric standard 100；
Step S8, gas flowmeter 700 measure the working medium being filled in workpiece 10, when the working medium being filled with to workpiece 10
When reaching setting filling weight, PLC controller controls cut-off electromagnetic valve 860 and closes, and completes filling to workpiece 10.
In step s 8, the temperature of first established standards container 100 carries out temperature control to volumetric standard 100, measures standard at this time
The pressure and temperature of 100 internal gas of container, the temperature and pressure parameter of working medium built in the program of PLC controller, setting fill
Amount, it is known that the volume of volumetric standard, according to The Ideal-Gas Equation, the relationship of system-computed filling weight and pressure, when to work
After the working medium that part 10 is filled with reaches setting filling weight, PLC controller controls cut-off electromagnetic valve 860 and closes, and completes to fill.
Wherein, filling weight computational methods are to calculate the volume and gas volume of liquid in the operating condition, are multiplied by respectively pair
The density answered obtains filling weight m.
For example, by above-mentioned filling weight computational methods come calculate heat pipe working condition filling weight m；
P2V2=m2R2T2
P3V2=m3R2T2
M=m3-m2=(P2V2-P3V2)/R2T2
Wherein, it is desirable that the temperature of control volumetric standard 100 is constant temperature, ensures to fill to determine volume constant temperature degree, ensures to fill
Precision.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (1)
1. a kind of room temperature gaseous working medium quantifies charging system, which is characterized in that including：
One has the volumetric standard of heating refrigerating function, and the volumetric standard has the filling import of a working medium, a temperature detection end
Mouth, a pressure detecting port, a high-purity gas import and a working medium fill outlet, the filling import of working medium of the volumetric standard with
Working medium filling apparatus connects；
One is arranged the temperature sensor on the temperature detection port of the volumetric standard；
One is arranged the pressure sensor on the pressure detecting port of the volumetric standard；
One is arranged the filling flowmeter in the filling import of working medium of the volumetric standard；
One is filled with the gas cylinder of high-purity gas, and the gas outlet of the gas cylinder passes sequentially through a vacuum solenoid valve and one first cut-off electricity
Magnet valve is connect with the high-purity gas import of the volumetric standard；
The import that vacuumizes of one vacuum pump, the vacuum pump passes sequentially through one second cut-off electromagnetic valve and a third cut-off electromagnetic valve
Outlet connection is filled with the working medium of the volumetric standard；
The import that vacuumizes of one molecular pump, the molecular pump is attempted by the second cut-off electromagnetism by one the 4th cut-off electromagnetic valve
On pipeline between valve and third cut-off electromagnetic valve；
The first port of one triplet commutation solenoid valve, the triplet commutation solenoid valve passes through one the 5th cut-off electromagnetic valve and the mark
The working medium of quasi- container fills outlet connection, second port be attempted by second cut-off electromagnetic valve and third cut-off electromagnetic valve it
Between pipeline on, third port is connect with the import that fills of the workpiece of working medium to be filled；
One is mounted on the gas flowmeter on the pipeline between the triplet commutation solenoid valve and the 5th cut-off electromagnetic valve；And
One PLC controller, the PLC controller respectively with the volumetric standard, temperature sensor, pressure sensor, filling stream
Gauge, vacuum pump, molecular pump, gas flowmeter, vacuum solenoid valve, the first, second, third, fourth, the 5th cut-off electromagnetic valve with
And triplet commutation solenoid valve connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820039905.3U CN207817510U (en) | 2018-01-10 | 2018-01-10 | A kind of room temperature gaseous working medium quantifies charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820039905.3U CN207817510U (en) | 2018-01-10 | 2018-01-10 | A kind of room temperature gaseous working medium quantifies charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207817510U true CN207817510U (en) | 2018-09-04 |
Family
ID=63325533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820039905.3U Withdrawn - After Issue CN207817510U (en) | 2018-01-10 | 2018-01-10 | A kind of room temperature gaseous working medium quantifies charging system |
Country Status (1)
| Country | Link |
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| CN (1) | CN207817510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196505A (en) * | 2018-01-10 | 2018-06-22 | 北京微焓科技有限公司 | A kind of room temperature gaseous working medium quantifies charging system and its methods for filling |
| CN111798619A (en) * | 2020-07-09 | 2020-10-20 | 常德市广汇气体有限公司 | Inflation system for filling gas cylinder by scanning code |
-
2018
- 2018-01-10 CN CN201820039905.3U patent/CN207817510U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196505A (en) * | 2018-01-10 | 2018-06-22 | 北京微焓科技有限公司 | A kind of room temperature gaseous working medium quantifies charging system and its methods for filling |
| CN108196505B (en) * | 2018-01-10 | 2023-06-30 | 北京微焓科技有限公司 | Normal-temperature gaseous working medium quantitative filling system and filling method thereof |
| CN111798619A (en) * | 2020-07-09 | 2020-10-20 | 常德市广汇气体有限公司 | Inflation system for filling gas cylinder by scanning code |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180904 Effective date of abandoning: 20230630 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180904 Effective date of abandoning: 20230630 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |