CN106542488A - A kind of novel portable fluid circuit filling apparatus - Google Patents
A kind of novel portable fluid circuit filling apparatus Download PDFInfo
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- CN106542488A CN106542488A CN201611123566.9A CN201611123566A CN106542488A CN 106542488 A CN106542488 A CN 106542488A CN 201611123566 A CN201611123566 A CN 201611123566A CN 106542488 A CN106542488 A CN 106542488A
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- fluid circuit
- pipe
- pipeline
- line system
- inert gas
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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
- B67D7/0283—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 specially adapted for transferring liquids of high purity
-
- 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
- B67D7/06—Details or accessories
- B67D7/08—Arrangements of devices for controlling, indicating, metering or registering quantity or price of liquid transferred
- B67D7/16—Arrangements of liquid meters
-
- 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
- B67D7/06—Details or accessories
- B67D7/76—Arrangements of devices for purifying liquids to be transferred, e.g. of filters, of air or water separators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a kind of novel portable fluid circuit filling apparatus, for filling to fluid circuit, the two ends of the fluid circuit are respectively arranged with the first fast plug and the second fast plug, and this fast plug has self-enclosed function.The device includes pipe-line system, mass flowmenter, pumped vacuum systems, air distribution system, fluid reservoir and recycling can, and the feed tube that matches with two fast plugs and liquid back pipe.The fluid circuit filling apparatus can be integrated on movable operation platform, convenient transportation；The device fluid circuit can be carried out blowing displacement, vacuumize, the operation that working medium filling and loop are dried, and the working medium in fluid reservoir can be deaerated, can effectively prevent incoagulable gas and impurity in filling process from entering fluid circuit, and accurately measure adding amount.Fluid circuit drying time can effectively be shortened, convenient filling experiment in time is adapted to popularization and application.
Description
Technical field
The present invention relates to fluid circuit loading technique field in space science experiment cabinet, more particularly to a kind of novel portable
Fluid circuit filling apparatus.
Background technology
As the continuous enhancing of spacecraft function, polytype load are integrated in scientific experiment cupboards, the work(of equipment is made
Consumption constantly increases, and is to meet the control to experiment cabinet humiture, and carrying out thermal control with fluid circuit becomes the certainty of Spacecraft guidance and control
Select.
Fluid circuit in scientific experiment cupboards is responsible for control load temperature change with heat on Temperature Distribution, maintenance spacecraft
Amount absorption, conversion and dissipation balance, the critical function for ensureing various electronic devices and components normal works, therefore how to fluid circuit
Accurately filled, it is ensured that equipment safety reliability service, be the need for imitating the problem for solving.Traditional filling process of ground test
In occur that incoagulable gas enters fluid circuit, while also cannot accurate detection adding amount, these can all have influence on fluid return
Incalculable consequence is brought on road to the collection of heat, transmission and dissipation, the operation to spacecraft.Further, since fluid circuit
Bend pipe is more, complex structure, the not volatile discharge of residual liquid after the completion of filling, can bring impact to the efficiency for filling again.
The content of the invention
The present invention technology solve problem be：Enter and nothing for incoagulable gas in fluid circuit tradition filling process
The problem of method accurate detection adding amount, it is proposed that a kind of novel portable fluid circuit filling apparatus, it is right that the device can be used for
Fluid circuit carry out blowing displacement, vacuumize, working medium filling and loop be dried operation.
The above-mentioned purpose of the present invention is achieved by following technical solution：
A kind of novel portable fluid circuit filling apparatus, for filling to fluid circuit, the fluid circuit
Two ends are respectively arranged with the first fast plug and the second fast plug；The fluid circuit filling apparatus include pipe-line system, matter
Amount flowmeter, pumped vacuum systems, air distribution system, fluid reservoir and recycling can, and the feed tube matched with two fast plugs
And liquid back pipe；The external interface of the pipe-line system includes filler, refluxing opening, vacuum orifice, exhaust outlet, air pressure mouth, feed liquor
Mouth, air inlet and leakage fluid dram, pipe-line system include some pipelines and valve, and the pipeline is connected with each other such that phase between each interface
Intercommunicated, the valve is laid in pipeline, controls the connected state between each interface, wherein：
The filler quality of connection flowmeter of pipe-line system, the other end connection feed tube of mass flowmenter, works as feed tube
Other end when be connected with the first fast plug matching, the inner space of feed tube and fluid circuit；The refluxing opening of pipe-line system
Connection liquid back pipe, when the other end of liquid back pipe is connected with the second fast plug matching, liquid back pipe is connected with the inner chamber of fluid circuit
It is logical；The vacuum orifice of pipe-line system is connected with pumped vacuum systems；The exhaust outlet of pipe-line system is external open ports；Pipe-line system
Air pressure mouth is connected with the air inlet of fluid reservoir, and the liquid outlet of fluid reservoir is connected with the inlet of pipe-line system, fluid reservoir internal memory
Storage filling liquid；The air inlet of pipe-line system is connected with air distribution system, and the air distribution system is for injecting inertia into air inlet
Gas；The leakage fluid dram of pipe-line system is connected with recycling can, and the recycling can is used for the fifth wheel that storage is discharged from leakage fluid dram.
In above-mentioned novel portable fluid circuit filling apparatus, pipe-line system includes some pipelines, 9 valves and
Tow filtrator；9 valves are respectively V1, V2, V3, V4, V5, V6, V7, V8, V9, wherein：One end of V1 by pipeline with
Filler is connected, and the other end is connected with V6, V4, V9 by pipeline respectively；The other end of V6 is connected with inlet by pipeline；V4
The other end be connected with air inlet and V7 by pipeline respectively, the other end of V7 is connected with air pressure mouth by pipeline；V9's is another
End is connected with V2, V3, V8, V5 by pipeline respectively；The other end of V2 is connected with refluxing opening by pipeline；The other end of V3 passes through
Pipeline is connected with vacuum orifice；The V8 other ends are connected with the second filter by pipeline, and the other end of second filter leads to
Cross pipeline to be connected with exhaust outlet；The other end of V5 is connected with leakage fluid dram by pipeline.
In above-mentioned novel portable fluid circuit filling apparatus, pumped vacuum systems includes the electromagnetism pressure reduction being sequentially connected
Valve, vacuum meter and vacuum pump set, wherein：The other end of electromagnetism valve for pressure difference is connected with the vacuum orifice of pipe-line system, vacuum pump set
Offer vacuumizes power.
In above-mentioned novel portable fluid circuit filling apparatus, air distribution system includes that gas tank, heater, first are filtered
Device, source of the gas main valve and constant pressure pressure-reducing valve, and two barometers, wherein：The delivery outlet of gas tank connects the air inlet of heater；Plus
The delivery outlet of hot device connects the first filter；The other end of the first filter is connected with source of the gas main valve by pipeline；Source of the gas main valve
The other end be connected with constant pressure pressure-reducing valve by pipeline；The other end of constant pressure pressure-reducing valve is connected with the air inlet of pipe-line system；One
Individual barometer is arranged between source of the gas main valve and constant pressure pressure-reducing valve, another barometer be arranged on constant pressure pressure-reducing valve and air inlet it
Between.
Above-mentioned novel portable fluid circuit filling apparatus, are filled to fluid circuit by the following method：
Step one：Before the fast plug of fluid circuit is connected with feed tube and liquid back pipe, using air distribution system to
The inert gas of injection setting pressure in pipe-line system so that the fifth wheel in pipe-line system is discharged；
Step 2：The fast plug of fluid circuit is connected with feed tube and liquid back pipe matching, then fluid circuit is entered
Row gas displacement so that inert gas is full of in fluid circuit, then using pumped vacuum systems, to fluid circuit and pipe-line system
Vacuumized, and degassing is evacuated to the working medium in fluid reservoir；
Step 3：Fluid circuit is filled, in filling liquid injection fluid circuit that will be in fluid reservoir.
Above-mentioned novel portable fluid circuit filling apparatus, in step one, the fifth wheel in pipe-line system are discharged,
Concrete operation step is as follows：
(1a), when all valves are in closed mode, first valve V4, V9, V5 are opened；Then, air distribution system leads to
The inert gas that air inlet injects setting pressure into pipe-line system is crossed, the inert gas flows through valve V4, V9, V5 place
Pipeline, the fifth wheel in the pipeline is blown in recycling can from leakage fluid dram；
(1b) V1 is opened, and closes V9 and V5, air distribution system injects setting pressure into pipe-line system by air inlet
Inert gas, the inert gas flow through the pipeline at valve V4, V1 place, and the fifth wheel in the pipeline is blown from filler
Go out；
(1c) V9 and V2 is opened, and closes V1, air distribution system injects setting pressure into pipe-line system by air inlet
Inert gas, the inert gas flow through the pipeline at valve V4, V9, V2 place, by the fifth wheel in the pipeline from refluxing opening
Blowout；
(1d), after, closing all valves, repeat step (1a)～(1c) stops without after fifth wheel to pipe-line system.
Above-mentioned novel portable fluid circuit filling apparatus, in step 2, when the fast plug of fluid circuit with enter
After liquid pipe and liquid back pipe matching connection, carry out gas displacement by the following method to fluid circuit and vacuumize：
(2a), valve V4, V1, V2, V8 are opened successively；Air distribution system injects setting pressure into pipe-line system by air inlet
The inert gas of power；The inert gas flows through valve V4, V1 places pipeline, and after flowing through mass flowmenter and feed tube, enters
Enter fluid circuit；The inert gas is flowed out from liquid back pipe, and flows through pipeline and the second filter that V2 and V8 is located, Zhi Houcong
Exhaust outlet is discharged；
(2b), afterwards, V4 and V8 is closed successively；
(2c), repeat step (2a)～(2b), after inert gas is full of in fluid circuit, into step (2d)；
(2d) pumped vacuum systems is opened, and gradually increases the aperture of V3, V9 to fully opening；The pumped vacuum systems
In V1, V2, V3, V9 under open mode, vacuum pumping is carried out；Then V4 and V7 is opened, to the working medium in fluid reservoir (5)
Degassing is evacuated, V4 and V7 after certain hour, is closed；
(2e), after vacuumizing the vacuum in region and reaching setting index, V3, V2 and pumped vacuum systems are closed.
Above-mentioned novel portable fluid circuit filling apparatus, in step 3, what fluid circuit was filled is concrete
Process is as follows：
(3a) fluid circuit and the connection between feed tube and liquid back pipe are disconnected, the vacuum of fluid circuit is kept；Then
V7, V6, V1 are opened successively；Air distribution system injects the inert gas of certain pressure by the pipeline that V7 is located to fluid reservoir；Institute
The servicing fluids of fluid reservoir are extruded from feed tube under the pressure effect for stating inert gas；When the instantaneous mass flow of mass flowmenter
After registration is stable, feed liquor pipe port is closed；
(3b), after to the clear total amount of mass flowmenter, feed tube is connected with the fast plug matching of fluid circuit, fluid reservoir
Servicing fluids be injected in fluid circuit；
(3c) connection of fluid circuit and feed tube, when the mass accumulation of mass flowmenter is constant, is disconnected, and is closed
V1、V6、V7。
Above-mentioned novel portable fluid circuit filling apparatus, it is before step one is operated, right by the following method
Fluid circuit is cleaned process：
(a), fluid circuit is carried out into matching with feed tube and liquid back pipe it is connected；
(b), valve V4, V1, V2 and V5 are opened successively；Air distribution system injects inert gas from air inlet；The indifferent gas
Working medium in fluid circuit is blown in recycling can by body from leakage fluid dram.
Above-mentioned novel portable fluid circuit filling apparatus, it is before step one is operated, right by the following method
Fluid circuit is dried process：
(a), fluid circuit is carried out into matching with feed tube and liquid back pipe it is connected；
(b), valve V4, V1, V2 and V5 are opened successively；Air distribution system injects inert gas from air inlet；Wherein distribution system
System includes heater, and the heater is heated to inert gas；Inert gas after heating flows through fluid circuit, is done
It is dry.
The present invention is had the advantages that compared with prior art：
(1), fluid circuit filling apparatus of the invention, can vacuumize to system before fluid circuit filling, and to work
Matter deaerates, and can effectively prevent incoagulable gas from entering fluid circuit；
(2), fluid circuit filling apparatus of the invention, are provided with mass flowmenter in filler, adding amount can be entered
Row is accurately measured；
(3), each several part of the invention can carry out modular combination, be easy in Mobile operating platform over-assemble, operation side
Just, the device can meet requirement of the fluid circuit to liquid filling, can improve filling efficiency again.
Description of the drawings
Fig. 1 is a kind of structural representation of novel portable fluid circuit filling apparatus of the present invention.
Specific embodiment
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings.
The novel portable fluid circuit filling apparatus of the present invention, for filling to fluid circuit 7, the fluid circuit
7 two ends are respectively arranged with the first fast plug and the second fast plug, and this fast plug has self-enclosed function.Such as Fig. 1
Shown, the present invention includes pipe-line system 1, mass flowmenter 2, pumped vacuum systems 3, air distribution system 4, fluid reservoir 5 and recycling can 6,
And the feed tube that matches with two fast plugs and liquid back pipe.
(1) structure composition
(1) pipe-line system
The external interface of the pipe-line system 1 in the present invention includes filler 11, refluxing opening 12, vacuum orifice 13, exhaust outlet
14th, air pressure mouth 15, inlet 16, air inlet 17 and leakage fluid dram 18.Pipe-line system 1 includes some pipelines and valve, these pipelines
It is connected with each other such that between each interface and is interconnected, the valve is laid in pipeline, controls the connected state between each interface.
Pipe-line system 1 includes some pipelines, 9 valves and the second filter 19.This 9 valves be respectively V1, V2, V3,
V4, V5, V6, V7, V8, V9, wherein：One end of V1 is connected with filler 11 by pipeline, the other end respectively by pipeline and V6,
V4, V9 are connected；The other end of V6 is connected with inlet by pipeline；The other end of V4 is respectively by pipeline and air inlet 17 and V7
It is connected, the other end of V7 is connected with air pressure mouth by pipeline；The other end of V9 is connected with V2, V3, V8, V5 by pipeline respectively；
The other end of V2 is connected with refluxing opening 12 by pipeline；The other end of V3 is connected with vacuum orifice 13 by pipeline；The V8 other ends
It is connected with the second filter 19 by pipeline, the other end of second filter 19 is connected with exhaust outlet by pipeline, the mistake
Filter can be used to detect the fifth wheel discharge situation of pipe-line system.The other end of V5 passes through pipeline and 18 phase of leakage fluid dram
Even.
In concrete engineering, for the ease of being controlled to each valve, 9 valves by more than are arranged on same operating surface
It is on plate, easy to operate.
(2) mass flowmenter
Real-time monitoring is carried out to adding amount using mass flowmenter in the present invention, when Practical Project is realized, can be adopted
High accuracy coriolis mass flowmeters, its accuracy of measurement are high, and crushing is little, can directly obtain the mass flow of filling.
(3) pumped vacuum systems
In the present invention, pumped vacuum systems 3 is for carrying out vacuumizing process to whole device.As shown in figure 1, pumped vacuum systems
3 include the electromagnetism valve for pressure difference 31, vacuum meter 32 and the vacuum pump set 33 that are sequentially connected, wherein：The other end of electromagnetism valve for pressure difference 31 with
The vacuum orifice 13 of pipe-line system is connected, and vacuum pump set 33 is provided and vacuumizes power；Vacuum meter 32 is for surveying to vacuum
Amount, electromagnetism valve for pressure difference 31 are used for the air flue connected state for controlling pumped vacuum systems.
(4) air distribution system
Air distribution system 4 includes gas tank 41, heater 42, the first filter 43, source of the gas main valve 44 and constant pressure pressure-reducing valve 45, with
And two barometers.Wherein：The delivery outlet of gas tank 41 connects the air inlet of heater 42；The delivery outlet connection first of heater 42
Filter 43, the heater 42 for heating to the inert gas that gas tank is exported, for system dried process, and the first mistake
Filter 43 can prevent impurity from entering pipe-line system.The other end of the first filter 43 is connected with source of the gas main valve 44 by pipeline,
The source of the gas main valve is used to control the gas distribution channel of air distribution system and is opened or closed.The other end of source of the gas main valve 44 by pipeline with
Constant pressure pressure-reducing valve 45 is connected, and the constant pressure pressure-reducing valve is for being adjusted to the pressure of inert gas；Constant pressure pressure-reducing valve 45 it is another
End is connected with the air inlet 17 of pipe-line system.
In addition, for the inert gas air pressure of the output of real-time monitored air distribution system 4, being provided with two barometers altogether.Wherein,
One barometer is arranged between source of the gas main valve 44 and constant pressure pressure-reducing valve 45, for testing the inert gas pressure of gas tank output；
Another barometer is arranged between constant pressure pressure-reducing valve 45 and air inlet 17, the inert gas pressure after adjusting for measuring air pressure
By force, it is easy to the inert gas for controlling air distribution system output to be in setting pressure range.
(5) fluid reservoir and recycling can
In the present invention, fluid reservoir 5 is used to store filling liquid, mainly including tank body, and the air inlet on tank body and goes out
Liquid mouth.And recycling can 6 is used for the fifth wheel that storage is excluded from pipe-line system.
(6) module annexation
For the ease of modular combination can be carried out in each several part of Mobile operating platform over-assemble, the present invention.Its connection
Relation is as follows：
The 11 quality of connection flowmeter 2 of filler of pipe-line system, the other end connection feed tube of mass flowmenter 2, when entering
When the other end of liquid pipe is connected with the first fast plug matching, the inner space of feed tube and fluid circuit 7；Pipe-line system return
Head piece 12 connects liquid back pipe, when the other end of liquid back pipe is connected with the second fast plug matching, liquid back pipe and fluid circuit 7
Inner space；The vacuum orifice 13 of pipe-line system is connected with pumped vacuum systems 3；The exhaust outlet 14 of pipe-line system is externally unlimited
Mouthful；The air pressure mouth 15 of pipe-line system is connected with the air inlet of fluid reservoir 5, and the feed liquor of the liquid outlet of fluid reservoir 5 and pipe-line system
Mouth 16 is connected, 5 memory storage filling liquids of fluid reservoir；The air inlet 17 of pipe-line system is connected with air distribution system 4, the air distribution system
4 for injecting inert gas into air inlet 17；The leakage fluid dram 18 of pipe-line system is connected with recycling can 6, and the recycling can is used for
The fifth wheel discharged is deposited from leakage fluid dram 18.
(2) charging method
The workflow of the portable fluid loop filling apparatus of the present invention is as follows：
Step one：Pipeline is purified
Before the fast plug of fluid circuit 7 is connected with feed tube and liquid back pipe, using air distribution system 4 to pipeline system
The inert gas of injection setting pressure in system 1 so that the fifth wheel in pipe-line system 1 is discharged, and implements process as follows：
(1a), when all valves are in closed mode, valve V4, V9, V5 are opened by line；Then, air distribution system 4 leads to
The inert gas that air inlet 17 injects setting pressure into pipe-line system 1 is crossed, the inert gas flows through valve V4, V9, V5 institute
Pipeline, the fifth wheel in the pipeline is blown in recycling can 6 from leakage fluid dram 18；
(1b) V1 is opened, and closes V9 and V5, air distribution system 4 injects setting pressure into pipe-line system 1 by air inlet 17
The inert gas of power, the inert gas flow through the pipeline at valve V4, V1 place, by the fifth wheel in the pipeline from filler
11 blowouts；
(1c) V9 and V2 is opened, and closes V1, air distribution system 4 injects setting pressure into pipe-line system 1 by air inlet 17
The inert gas of power, the inert gas flow through valve V4, V9, V2 place pipeline, by the fifth wheel in the pipeline from return
Head piece 12 blows out；
(1d), after, closing all valves, repeat step (1a)～(1c) stops without after fifth wheel to pipe-line system.
Step 2：Fluid circuit gas displacement and vacuumize
The fast plug of fluid circuit 7 is connected with feed tube and liquid back pipe matching, gas is carried out to fluid circuit 7 then
Displacement so that inert gas is full of in fluid circuit 7, then using pumped vacuum systems 3, fluid circuit 7 and pipe-line system 1 is entered
Row is vacuumized, and evacuates degassing to the working medium in fluid reservoir 5, implements process as follows：
(2a), valve V4, V1, V2, V8 are opened successively；Air distribution system 4 is injected into pipe-line system 1 by air inlet 17 and is set
The inert gas of constant-pressure；The inert gas flows through valve V4, V1 places pipeline, and flows through mass flowmenter 2 and feed tube
Afterwards, into fluid circuit 7；The inert gas is flowed out from liquid back pipe, and flows through pipeline and the second filter that V2 and V8 is located
19, discharge from exhaust outlet 14 afterwards；
(2b), afterwards, V4 and V8 is closed successively；
(2c), repeat step (2a)～(2b), after in fluid circuit 7 full of inert gas, into step (2d)；
(2d) pumped vacuum systems 3 is opened, and gradually increases the aperture of V3, V9 to fully opening；The pumped vacuum systems
3 are under open mode in V1, V2, V3, V9, carry out vacuum pumping；Then V4 and V7 is opened, to the working medium in fluid reservoir 5
Degassing is evacuated, V4 and V7 after certain hour, is closed；
(2e), after vacuumizing the vacuum in region and reaching setting index, V3, V2 and pumped vacuum systems 3 are closed.
Step 3：Fluid circuit is filled
Fluid circuit 7 is filled, in filling liquid injection fluid circuit 7 that will be in fluid reservoir, was implemented
Journey is as follows：
(3a) fluid circuit 7 and the connection between feed tube and liquid back pipe are disconnected, the vacuum of fluid circuit is kept；So
Open V7, V6, V1 afterwards successively；Air distribution system 4 injects the inert gas of certain pressure by the pipeline that V7 is located to fluid reservoir 5；
The servicing fluids of fluid reservoir 5 are extruded from feed tube under the pressure effect of the inert gas；When the instantaneous matter of mass flowmenter 2
After amount flow registration is stable, feed liquor pipe port is closed；
(3b), after to 2 clear total amount of mass flowmenter, feed tube is connected with the fast plug matching of fluid circuit 7, liquid storage
The servicing fluids of tank 5 are injected in fluid circuit 7；
(3c) connection of fluid circuit 7 and feed tube, when the mass accumulation of mass flowmenter 2 is constant, is disconnected, and is closed
V1、V6、V7。
Additional step：Fluid circuit is cleaned and dried process
Before being filled, process can be cleaned to fluid circuit 7 by the following method：
(a), fluid circuit 7 is carried out into matching with feed tube and liquid back pipe it is connected；
(b), valve V4, V1, V2 and V5 are opened successively；Air distribution system 4 injects inert gas from air inlet 17；The inertia
Working medium in fluid circuit 7 is blown in recycling can 6 by gas from leakage fluid dram 18.
Before being filled, process can be dried to fluid circuit 7 by the following method：
(a), fluid circuit 7 is carried out into matching with feed tube and liquid back pipe it is connected；
(b), valve V4, V1, V2 and V5 are opened successively；Air distribution system 4 injects inert gas from air inlet 17；Wherein distribution
System 4 includes heater, and the heater is heated to inert gas；Inert gas after heating flows through fluid circuit 7, and it is right to realize
The dried process of fluid circuit 7.
The novel portable fluid circuit filling apparatus of the present invention, are integrated on movable operation platform, convenient transportation, real
Now to fluid circuit blow down replace, vacuumize, working medium filling and loop drying operation, working medium can be deaerated, effectively can be prevented
In filling process, incoagulable gas and impurity enter fluid circuit, and accurately measure adding amount.Fluid circuit can effectively be shortened to do
Dry time, convenient filling experiment in time are adapted to popularization and application.
The content not being described in detail in description of the invention belongs to the known technology of those skilled in the art.
Claims (10)
1. a kind of novel portable fluid circuit filling apparatus, for filling to fluid circuit (7), the fluid circuit
(7) two ends are respectively arranged with the first fast plug and the second fast plug, it is characterised in that：Including pipe-line system (1), quality
Flowmeter (2), pumped vacuum systems (3), air distribution system (4), fluid reservoir (5) and recycling can (6), and with two fast plug phases
The feed tube and liquid back pipe of matching；The external interface of the pipe-line system (1) includes filler (11), refluxing opening (12), takes out true
Eat dishes without rice or wine (13), exhaust outlet (14), air pressure mouth (15), inlet (16), air inlet (17) and leakage fluid dram (18), pipe-line system (1)
Including some pipelines and valve, the pipeline is connected with each other such that between each interface and is interconnected that the valve is laid in pipeline
In, the connected state between each interface is controlled, wherein：
Filler (11) the quality of connection flowmeter (2) of pipe-line system, the other end connection feed tube of mass flowmenter (2), when
When the other end of feed tube is connected with the first fast plug matching, the inner space of feed tube and fluid circuit (7)；Pipe-line system
Refluxing opening (12) connection liquid back pipe, when the other end and the second fast plug of liquid back pipe are matched to be connected, liquid back pipe and fluid
The inner space in loop (7)；The vacuum orifice (13) of pipe-line system is connected with pumped vacuum systems (3)；The exhaust outlet of pipe-line system
(14) it is external open ports；The air pressure mouth (15) of pipe-line system is connected with the air inlet of fluid reservoir (5), and fluid reservoir (5) go out
Liquid mouth is connected with the inlet (16) of pipe-line system, fluid reservoir (5) memory storage filling liquid；The air inlet (17) of pipe-line system with
Air distribution system (4) is connected, and the air distribution system (4) is for the injection inert gas into air inlet (17)；The discharge opeing of pipe-line system
Mouth (18) is connected with recycling can (6), and the recycling can is used for the fifth wheel that storage is discharged from leakage fluid dram (18).
2. a kind of novel portable fluid circuit filling apparatus according to claim 1, it is characterised in that：Pipe-line system
(1) including some pipelines, 9 valves and the second filter (19)；9 valves be respectively V1, V2, V3, V4, V5, V6,
V7, V8, V9, wherein：
One end of V1 is connected with filler (11) by pipeline, and the other end is connected with V6, V4, V9 by pipeline respectively；V6's is another
One end is connected with inlet (16) by pipeline；The other end of V4 is connected with air inlet (17) and V7 by pipeline respectively, V7's
The other end is connected with air pressure mouth by pipeline；The other end of V9 is connected with V2, V3, V8, V5 by pipeline respectively；The other end of V2
It is connected with refluxing opening (12) by pipeline；The other end of V3 is connected with vacuum orifice (13) by pipeline；The V8 other ends are by pipe
Road is connected with the second filter (19), and the other end of second filter (19) is connected with exhaust outlet by pipeline；V5's is another
One end is connected with leakage fluid dram (18) by pipeline.
3. a kind of novel portable fluid circuit filling apparatus according to claim 1, it is characterised in that：Pumped vacuum systems
(3) including the electromagnetism valve for pressure difference (31), vacuum meter (32) and vacuum pump set (33) being sequentially connected, wherein：Electromagnetism valve for pressure difference (31)
The other end be connected with the vacuum orifice (13) of pipe-line system, vacuum pump set (33) provide vacuumize power.
4. a kind of novel portable fluid circuit filling apparatus according to claim 1, it is characterised in that：Air distribution system
(4) including gas tank (41), heater (42), the first filter (43), source of the gas main valve (44) and constant pressure pressure-reducing valve (45), and two
Individual barometer, wherein：The air inlet of delivery outlet connection heater (42) of gas tank (41)；The delivery outlet connection the of heater (42)
One filter (43)；The other end of the first filter (43) is connected with source of the gas main valve (44) by pipeline；Source of the gas main valve (44)
The other end is connected with constant pressure pressure-reducing valve (45) by pipeline；The other end of constant pressure pressure-reducing valve (45) and the air inlet of pipe-line system
(17) it is connected；One barometer is arranged between source of the gas main valve (44) and constant pressure pressure-reducing valve (45), and another barometer is arranged on
Between constant pressure pressure-reducing valve (45) and air inlet (17).
5. a kind of novel portable fluid circuit filling apparatus according to claim 2, it is characterised in that：By such as lower section
Method is filled to fluid circuit (7)：
Step one：Before the fast plug of fluid circuit (7) is connected with feed tube and liquid back pipe, using air distribution system (4)
The inert gas of injection setting pressure into pipe-line system (1) so that the fifth wheel in pipe-line system (1) is discharged；
Step 2：The fast plug of fluid circuit (7) is connected with feed tube and liquid back pipe matching, then to fluid circuit (7)
Carry out gas displacement so that inert gas is full of in fluid circuit (7), then using pumped vacuum systems (3), to fluid circuit
(7) vacuumized with pipe-line system (1), and degassing is evacuated to the working medium in fluid reservoir (5)；
Step 3：Fluid circuit (7) is filled, in filling liquid injection fluid circuit (7) that will be in fluid reservoir.
6. a kind of novel portable fluid circuit filling apparatus according to claim 5, it is characterised in that：In step
In, the fifth wheel in pipe-line system (1) to be discharged, concrete operation step is as follows：
(1a), when all valves are in closed mode, first valve V4, V9, V5 are opened；Then, air distribution system (4) passes through
The inert gas of air inlet (17) injection setting pressure into pipe-line system (1), the inert gas flow through valve V4, V9, V5
The pipeline at place, the fifth wheel in the pipeline is blown in recycling can (6) from leakage fluid dram (18)；
(1b) V1 is opened, and closes V9 and V5, air distribution system (4) injection setting into pipe-line system (1) by air inlet (17)
The inert gas of pressure, the inert gas flow through the pipeline at valve V4, V1 place, by the fifth wheel in the pipeline from filling
Mouth (11) blowout；
(1c) V9 and V2 is opened, and closes V1, air distribution system (4) injection setting into pipe-line system (1) by air inlet (17)
The inert gas of pressure, the inert gas flow through valve V4, V9, V2 place pipeline, by the fifth wheel in the pipeline from
Refluxing opening (12) blows out；
(1d), after, closing all valves, repeat step (1a)～(1c) stops without after fifth wheel to pipe-line system.
7. a kind of novel portable fluid circuit filling apparatus according to claim 5, it is characterised in that：In step 2
In, after the fast plug of fluid circuit (7) is connected with feed tube and liquid back pipe matching, by the following method to fluid circuit
(7) carry out gas displacement and vacuumize：
(2a), valve V4, V1, V2, V8 are opened successively；Air distribution system (4) injection into pipe-line system (1) by air inlet (17)
The inert gas of setting pressure；The inert gas flows through valve V4, V1 places pipeline, and flows through mass flowmenter (2) and enter
After liquid pipe, into fluid circuit (7)；The inert gas is flowed out from liquid back pipe, and flows through the pipeline and second that V2 and V8 is located
Filter (19), is discharged from exhaust outlet (14) afterwards；
(2b), afterwards, V4 and V8 is closed successively；
(2c), repeat step (2a)～(2b), after in fluid circuit (7) full of inert gas, into step (2d)；
(2d) pumped vacuum systems (3) is opened, and gradually increases the aperture of V3, V9 to fully opening；The pumped vacuum systems
(3) vacuum pumping is carried out in V1, V2, V3, V9 under open mode；Then V4 and V7 is opened, in fluid reservoir (5)
Working medium evacuates degassing, and V4 and V7 is closed after certain hour；
(2e), after vacuumizing the vacuum in region and reaching setting index, V3, V2 and pumped vacuum systems (3) are closed.
8. a kind of novel portable fluid circuit filling apparatus according to claim 5, it is characterised in that：In step 3
In, the detailed process filled to fluid circuit (7) is as follows：
(3a) connection of the fluid circuit (7) and feed tube and liquid back pipe between, is disconnected, the vacuum of fluid circuit is kept；Then
V7, V6, V1 are opened successively；Air distribution system (4) injects the indifferent gas of certain pressure by the pipeline that V7 is located to fluid reservoir (5)
Body；The servicing fluids of fluid reservoir (5) are extruded from feed tube under the pressure effect of the inert gas；When mass flowmenter (2)
Instantaneous mass flow registration it is stable after, close feed liquor pipe port；
(3b), after to the clear total amount of mass flowmenter (2), feed tube is connected with the fast plug matching of fluid circuit (7), liquid storage
The servicing fluids of tank (5) are injected in fluid circuit (7)；
(3c) connection of fluid circuit (7) and feed tube, when the mass accumulation of mass flowmenter (2) is constant, is disconnected, and is closed
V1、V6、V7。
9. a kind of novel portable fluid circuit filling apparatus according to claim 5, it is characterised in that：Enter in step one
Before row operation, process is cleaned to fluid circuit (7) by the following method：
(a), fluid circuit (7) is carried out into matching with feed tube and liquid back pipe it is connected；
(b), valve V4, V1, V2 and V5 are opened successively；Air distribution system (4) injects inert gas from air inlet (17)；The inertia
Working medium in fluid circuit (7) is blown in recycling can (6) by gas from leakage fluid dram (18).
10. a kind of novel portable fluid circuit filling apparatus according to claim 5, it is characterised in that：In step
Before being operated, process is dried to fluid circuit (7) by the following method：
(a), fluid circuit (7) is carried out into matching with feed tube and liquid back pipe it is connected；
(b), valve V4, V1, V2 and V5 are opened successively；Air distribution system (4) injects inert gas from air inlet (17)；Wherein distribution
System (4) includes heater, and the heater is heated to inert gas；Inert gas after heating flows through fluid circuit (7),
It is dried.
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| CN201611123566.9A CN106542488B (en) | 2016-12-08 | 2016-12-08 | A kind of novel portable fluid circuit filling apparatus |
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| CN109649699A (en) * | 2019-01-17 | 2019-04-19 | 北京航空航天大学 | The pre- loading system of hydrogen peroxide and aircraft |
| CN110371917A (en) * | 2019-06-04 | 2019-10-25 | 北京空间飞行器总体设计部 | A kind of fluid circuit automatic filling device and charging method |
| CN111483969A (en) * | 2020-04-22 | 2020-08-04 | 中国科学院空间应用工程与技术中心 | Liquid working medium filling device and method applied to loop system |
| CN111777027A (en) * | 2020-07-07 | 2020-10-16 | 河南航天液压气动技术有限公司 | Novel liquid filling equipment |
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| CN106542488B (en) | 2019-09-20 |
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