CN106737878A - The vacuum of nuclear power station hygrosensor fills helium packaging system and its method for packing - Google Patents
The vacuum of nuclear power station hygrosensor fills helium packaging system and its method for packing Download PDFInfo
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- CN106737878A CN106737878A CN201710025283.9A CN201710025283A CN106737878A CN 106737878 A CN106737878 A CN 106737878A CN 201710025283 A CN201710025283 A CN 201710025283A CN 106737878 A CN106737878 A CN 106737878A
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- helium
- quartz glass
- glass tube
- vacuum
- laser
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J21/00—Chambers provided with manipulation devices
- B25J21/02—Glove-boxes, i.e. chambers in which manipulations are performed by the human hands in gloves built into the chamber walls; Gloves therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/057—Re-forming tubes or rods by fusing, e.g. for flame sealing
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Vacuum Packaging (AREA)
Abstract
Helium packaging system and method for packing are filled the invention discloses a kind of vacuum of nuclear power station hygrosensor, device includes glove box, vacuum system, helium charging system, clamping device, the LASER HEATING system that is heated to quartz glass tube sealing position of clamping quartz glass tube, and vacuum system and helium charging system are connected with glove box inside；Clamping device is located in glove box；LASER HEATING components of system as directed is stretched into glove box.The present invention is ensuring to carry out heating fusing to quartz glass tube on the premise of temperature sensing silk does not melt using the laser that energy height is concentrated, and overcomes the problem that B alloy wire in conventional sealing method can melt；Vacuum system, helium charging system and glove box be able to ensure that fill vacuum before helium in quartz glass tube, fill helium after in quartz glass tube helium pressure, and helium leakage when can prevent the quartz glass seal of tube.
Description
Technical field
The present invention relates to reactor pressure vessel Examined effect field, in particular it relates to a kind of nuclear power station hygrosensor
Vacuum fill helium packaging system and its method for packing.
Background technology
Nuclear power plant's reactor pressure vessel is important component non-exchange in heap, it is ensured that its is safe and reliable for nuclear power plant
Safe operation it is significant.It is to ensure pressure vessel in the design longevity that irradiation is carried out to reactor pressure vessel material
An important measures of safe operation in the life cycle.Irradiation monitoring pipe is to react the important nuclear component of reator body, and supervision pipe is built-in
There are the pressure container cylinder and weld material sample of Follow operation in-pile, the irradiation damage degree for detecting pressure vessel；Periodically from
Extract supervision pipe sample in heap out to be tested, be the life appraisal and accumulation data of lengthening the life of pressure vessel and nuclear power plant, to refer to
The safe handling of reactor pressure vessel cylinder is led, so as to ensure that reactor safety is run.
It is exactly one of key technology of irradiation monitoring pipe that the vacuum of the quartz glass tube of hygrosensor fills helium sealing.Temperature
Detector generally comprises quartz glass tube and the B alloy wire that is sealed in quartz glass tube also makes the temperature sensing thread, Fig. 1 to be
310 DEG C of structures of hygrosensor of AP1000 nuclear power stations；11 is quartz glass tube in Fig. 1, and its length is 20mm, quartz glass tube
Inside vacuumize, be filled with 1 helium of atmospheric pressure：10 is temperature sensing silk, and its length is 15mm, a diameter of 0.8mm.Nuclear power station temperature
Degree detector has a different temperature class, its length, diameter equal-specification or is slightly different, but the vacuum of its quartz glass tube fills helium
There are following technological difficulties jointly in sealing：(1) fusing point of B alloy wire is very low (being no more than 320 DEG C), and quartz glass tube fusing point is very high
(about 1300 DEG C), B alloy wire is close (about 2mm) with the distance of glass tube melting end, therefore using conventional encapsulating method, alloy
Silk occurs melting phenomenon；(2) in quartz glass tube fusion process, how ensuring the helium of inside will not leak.
The production domesticization tool of irradiation monitoring pipe is of great significance, the vacuum of the quartz glass tube of one of its key technology
It is the problem that its production domesticization must be captured to fill helium sealing, therefore the vacuum of quartz glass tube fills how helium sealing overcomes above-mentioned two
Technological difficulties are most important.
The content of the invention
The purpose of the present invention is that the shortcoming and defect for overcoming above-mentioned prior art, there is provided a kind of nuclear power station temperature sensing
The vacuum of device fills helium packaging system and its method for packing, solves nuclear power station hygrosensor vacuum and fills melting alloy wire when helium is sealed
With the problem of helium leakage.
The present invention the used technical scheme that solves the above problems is：
The vacuum of nuclear power station hygrosensor fills helium packaging system, including glove box, glove box is vacuumized it is true
Empty set system, for being filled with the helium charging system of helium, the clamping device for clamping quartz glass tube in glove box, to quartzy glass
The LASER HEATING system that glass seal of tube position is heated, the vacuum system and helium charging system are connected with glove box inside；
The clamping device is located in glove box；The LASER HEATING components of system as directed is stretched into glove box.During encapsulation quartz glass tube, stone
English glass tube first-selection needs to be fixed on clamping device, specially quartz glass tube one end near glove box gloves, the other end
It is fixed on clamping device, foregoing quartz glass tube one end refers to quartz glass tube one end in gloves energy near the gloves of glove box
Get in the range of reaching, be easy to operating personnel to hold one end of quartz glass tube using gloves in seal process.This programme
Vacuum fills the laser that helium packaging system uses LASER HEATING system offer energy high and energy height is concentrated, and is ensuring quartz glass
Temperature sensing silk carries out heating fusing on the premise of not melting to quartz glass tube in pipe, overcomes conventional in the prior art
Encapsulating method in B alloy wire the problem of melting phenomenon occurs；It is able to ensure that using vacuum system, helium charging system and glove box
Fill the vacuum before helium in quartz glass tube and fill the pressure of helium in quartz glass tube after helium, and quartz glass tube can be prevented
Helium leakage during sealing.
As a further improvement on the present invention, the LASER HEATING system includes generating laser, Laser Power Devices and laser
Controller, generating laser is positioned partially or entirely in glove box, and Laser Power Devices are connected with generating laser, laser controller with
Laser Power Devices are connected.
Further, the vacuum system includes vacuum meter, vavuum pump and vacuum control valve, vacuum meter and vacuum control valve
Door is connected on the pipeline between vavuum pump and glove box.
Further, the helium charging system includes helium tank, pressure gauge and fills helium control valve door, the pressure gauge and fills helium control
Valve processed is arranged on the pipeline between helium tank and glove box.
Further, in order that quartz glass tube thermally equivalent during LASER HEATING softens, nuclear power station temperature sensing
The vacuum of device fills helium packaging system also includes electric rotating machine and rotating machine controller；The clamping device is defeated with electric rotating machine
Shaft is connected, and electric rotating machine is connected with rotating machine controller, so that rotating machine controller can be by controlling electric rotating machine
State and rotary speed so as to drive clamping device and quartz glass tube to be rotated.So, gripping apparatus grips quartz glass
Glass pipe, and quartz glass tube rotation is driven during LASER HEATING, it is ensured that quartz glass tube uniformly receives thermal softening, sealing
Speed faster, effect it is more preferable.
The vacuum of nuclear power station hygrosensor fills helium method for packing, fills helium using the vacuum in any of the above-described technical scheme and seals
Assembling device is packaged, and the described method comprises the following steps：
S1, will be equipped with temperature sensing silk quartz glass tube be fixed on clamping device, make quartz glass tube away from temperature
One end of degree detection silk is placed near gloves, the quartz glass tube other end is fixed on clamping device；
The length of S2, the quartz glass tube being packaged into according to needed for, adjusts the specific clamping position of the quartz glass tube other end
Put, make the encapsulation position to be heated of generating laser to the distance and the required quartz being packaged into of quartz glass tube other end termination
Glass tube) length it is consistent, close glove box；
S3, glove box is vacuumized using vacuum system after, using helium charging system to being filled with helium in glove box；
S4, the laser output parameter that LASER HEATING system is set；
The encapsulation position of S5, the laser transmitter projects LASER HEATING quartz glass tube of startup LASER HEATING system, quartz
After glass tube encapsulation position softens, rotating quartz glass tube comes off up to quartz glass tube near one end of gloves, completes encapsulation.
Further, helium packaging system is filled using the vacuum for being provided with rotating machine controller and electric rotating machine to be packaged；
Direction of rotation and the rotary speed of electric rotating machine are also set in step S4 by rotating machine controller；It is specially in step S5：
Start electric rotating machine, start the encapsulation position of the laser transmitter projects LASER HEATING quartz glass tube of LASER HEATING system, stone
After English glass tube encapsulation position softens, fix quartz glass tube near one end of gloves, electric rotating machine drive clamping device and
Quartz glass tube continues to rotate up to quartz glass tube comes off near one end of gloves, completes encapsulation.
Further, step S3 is comprised the following steps.
S31, unlatching vacuum control valve, open vavuum pump and glove box inside are vacuumized；
S32, after the reading of vacuum meter meets design requirement, close vacuum control valve and vavuum pump；
S33, opening fill helium control valve door, helium tank are opened, to being filled with helium in glove box；
S34, after manometric reading meets design requirement, closing fill helium control valve door and helium tank.
Further, the method that the laser output parameter of LASER HEATING system is set in step S4 is specially：Open laser electricity
Source and laser controller, set the laser output parameter of LASER HEATING system, and the laser output parameter includes the output of laser
Power and output time.
To sum up, the beneficial effects of the invention are as follows：
1st, vacuum of the invention fill helium packaging system have LASER HEATING system, clamping device, glove box, vacuum system with
And helium charging system, the wherein laser of LASER HEATING system emitted energy high concentration being capable of fused quartz glass in a short time
Pipe, it is to avoid the temperature sensing silk in quartz glass tube melts, and overcomes alloy in encapsulating method conventional in the prior art
Silk occurs the problem of melting phenomenon；
2nd, after vacuum of the invention fills helium packaging system setting electric rotating machine and rotating machine controller, can control clamping dress
Clamping quartz glass tube is put, and is rotated during LASER HEATING, it is ensured that quartz glass tube uniformly receives thermal softening, sealing speed
Degree faster, effect it is more preferable；
3rd, glove box of the invention is while encapsulation operation is ensured, there is provided an environment for sealing, can prevent quartzy glass
Helium leakage during the glass seal of tube, it is ensured that the helium in quartz glass tube in encapsulation process keeps 1 level of atmospheric pressure；Vacuum
The vacuum that system ensures to fill before helium in glove box meets technical conditions；Helium charging system ensures helium pressure in glove box 1
The level of individual atmospheric pressure.
Brief description of the drawings
Fig. 1 is the structural representation of hygrosensor in the prior art；
Fig. 2 is the structural representation that vacuum of the invention fills helium packaging system.
Mark and corresponding parts title in accompanying drawing：1- pressure gauges；2- helium tanks；3- fills helium control valve door；4- vacuum
Control valve；5- vavuum pumps；6- vacuum meters；7- glove boxes；8- electric rotating machines；9- clamping devices；10-- temperature sensings silk；11-
Quartz glass tube；12- gloves；13- laser；14- generating lasers；15- Laser Power Devices；16- laser controllers；17- electric rotatings
Machine controller.
Specific embodiment
As shown in figure 1, nuclear power station hygrosensor includes quartz glass tube 11 and the temperature in quartz glass tube 11
Detection silk 10, the vacuum of nuclear power station hygrosensor fills helium packaging system for temperature sensing silk 10 to be sealed in into quartz glass tube
In 11.With reference to embodiment and accompanying drawing, detailed description further is made to the present invention, but embodiments of the present invention are not limited
In this.
Embodiment 1：
It is as shown in Fig. 2 the vacuum of the nuclear power station hygrosensor of the present embodiment fills helium packaging system including glove box 7, right
Vacuum system that glove box 7 is vacuumized, for being filled with the helium charging system of helium in glove box 7, for clamping quartzy glass
The clamping device 9 of glass pipe 11, the LASER HEATING system heated to the sealing position of quartz glass tube 11.
Glove box 7 is a kind of water-tight equipment, and user can be operated but no directly contact with hand, generally completely
The box like of closing, with the gloves 12 that reach into are available for users to, user can operate every gloves 12 in case.
The clamping device 9 is located in glove box 7；Quartz glass tube 11 is sealed in glove box 7, quartz glass tube
One end is fixed on clamping device 9 near the gloves 11, other end of glove box 7 during 11 sealing, and one end of quartz glass tube 11 is leaned on
The gloves 12 of nearly glove box 7 refer to that the one end of quartz glass tube 11 is easy to operating personnel to exist in the range of gloves 12 can be reached
One end of quartz glass tube 11 is held in seal process using gloves 12.One end and the other end in the present invention are not limited in end
Head position, but from termination to the position (i.e. end) between the position with a certain distance from termination；Therefore quartz glass tube 11 is another
One end is fixed on when on clamping device 9, and clamping device 9 can be to carry out to the specific clip position of the other end of quartz glass tube 11
Certain adjustment.
Note, it is necessary to 10 place ends of temperature sensing silk are fixed on into clamping device 9 as the other end of quartz glass tube 11
On.For ease of statement orientation, in the present embodiment, left end is fixed on clamping device 9, right-hand member is located at when quartz glass tube 11 is sealed
Before the gloves 12 of glove box 7, i.e., the one end near the gloves 12 of glove box 7 is right-hand member, away from one end of the gloves 12 of glove box 7
It is left end, temperature sensing silk 10 is located at the left end of quartz glass tube 11.
The vacuum system includes the inside of vacuum meter 6, vavuum pump 5 and vacuum control valve 4, vavuum pump 5 and glove box 7
Confined space passes through pipeline connection, and vacuum meter 6 and vacuum control valve 4 are connected to the pipeline between vavuum pump 5 and glove box 7
On, wherein vacuum meter 6 is located on the pipeline between vacuum control valve 4 and vavuum pump 5.
The helium charging system includes helium tank 2, pressure gauge 1 and fills the inside of helium control valve door 3, helium tank 2 and glove box 7
Confined space the pressure gauge 1 and fills the pipe that helium control valve door 3 is arranged between helium tank 2 and glove box 7 by pipeline connection
Lu Shang, wherein pressure gauge 1 are located on the pipeline filled between helium control valve door 3 and helium tank 2.Helium tank 2 can be with the present embodiment
It is helium tank group, i.e., multiple helium tanks 2 are constituted.Above-mentioned vacuum control valve 4, fill helium control valve door 3 and can use common
Valve, the opening and closing of pipeline where for controlling.
The LASER HEATING system includes generating laser 14, Laser Power Devices 15 and laser controller 16, Laser Power Devices 15
It is connected with generating laser 14, laser controller 16 is connected with Laser Power Devices 15, generating laser 14 is located in glove box 7, it is real
In the application of border, generating laser 14 can also be stretched into partly in glove box 7, but it keeps sealing with the connecting portion of glove box 7,
Maintain the sealed environment in glove box 7.
In the present embodiment, vacuum fills helium packaging system has LASER HEATING system, clamping device 9, glove box 7, vacuum system
System and helium charging system, the wherein laser 13 of LASER HEATING system emitted energy high concentration, can in a short time melt stone
English glass tube 11, it is to avoid the temperature sensing silk 10 in quartz glass tube 11 melts；Glove box 7 is ensuring the same of encapsulation operation
When, there is provided an environment for sealing, it is ensured that the helium in quartz glass tube 11 in encapsulation process keeps 1 water of atmospheric pressure
It is flat；The vacuum that vacuum system ensures to fill before helium in glove box 7 meets technical conditions；Helium charging system ensures the helium in glove box 7
Atmospheric pressure is in 1 level of atmospheric pressure.
The vacuum of the nuclear power station hygrosensor in the present embodiment fills helium method for packing, comprises the following steps：
S1, the quartz glass tube 11 that will be equipped with temperature sensing silk 10 are fixed on clamping device 9, make quartz glass tube 11 left
End is fixed on clamping device 9, and right-hand member is located at gloves 12, and nearby (it refers to nearby quartz that the right-hand member of quartz glass tube 11 is located at gloves 12
The right-hand member of glass tube 11 is easy to operating personnel to hold stone using gloves 12 in seal process in the range of gloves 12 can be reached
English glass tube 11), temperature sensing silk 10 is located at the left end of quartz glass tube 11；
The length of S2, the quartz glass tube 11 being packaged into according to needed for, adjusts the specific folder of the left end of quartz glass tube 11
Position is held, encapsulation position that generating laser 14 will be heated is packaged into required to the distance of the left end of quartz glass tube 11
The length of quartz glass tube 11 is consistent, closes glove box 7；
S3, glove box 7 is vacuumized using vacuum system after, using helium charging system to being filled with helium in glove box 7；
S4, opening Laser Power Devices 15 and laser controller 16, set the laser output parameter of LASER HEATING system；It is described to swash
The light output parameter laser output parameter such as including the power output and output time of laser；
S5, the generating laser 14 of startup LASER HEATING system launch the encapsulation part of the heated quartz glass tube 11 of laser 13
Position, after the encapsulation of quartz glass tube 11 position softens, rotating quartz glass tube 11 is until quartz glass tube 11 is near the one of gloves 12
End comes off, and completes encapsulation.
Embodiment 2
On the basis of embodiment 1, the vacuum of the nuclear power station hygrosensor in the present embodiment is filled helium packaging system and is also wrapped
Electric rotating machine 8 and rotating machine controller 17 are included, the clamping device 9 is connected with the output shaft of electric rotating machine 8, electric rotating machine 8
Be connected with rotating machine controller 17, by rotating machine controller 17 control electric rotating machine 8 state and rotary speed so as to
Clamping device 9 and quartz glass tube 11 is driven to be rotated.
In the present embodiment, vacuum fills helium packaging system not only has LASER HEATING system, clamping device 9, glove box 7, true
Empty set is united and helium charging system, the laser 13 of LASER HEATING system emitted energy high concentration, can in a short time melt stone
English glass tube 11, it is to avoid the temperature sensing silk 10 in quartz glass tube 11 melts；And electric rotating machine 8 and electric rotating machine control
The control clamping device 9 of device processed 17 rotates during LASER HEATING, it is ensured that quartz glass tube 11 uniformly receives thermal softening, sealing
Speed faster, effect it is more preferable；Glove box 7 is while encapsulation operation is ensured, there is provided an environment for sealing, it is ensured that encapsulating
Helium in journey in quartz glass tube 11 keeps 1 level of atmospheric pressure；Vacuum system ensures to fill the vacuum in glove box 7 before helium
Degree meets technical conditions；Helium charging system ensures helium pressure in glove box 7 in 1 level of atmospheric pressure.
The vacuum of the nuclear power station hygrosensor in the present embodiment fills helium method for packing, comprises the following steps：
S1, the quartz glass tube 11 that will be equipped with temperature sensing silk 10 are fixed on clamping device 9, make quartz glass tube 11 left
End is fixed on clamping device 9, and right-hand member is located at gloves 12, and nearby (it refers to nearby quartz that the right-hand member of quartz glass tube 11 is located at gloves 12
The right-hand member of glass tube 11 is easy to operating personnel to hold stone using gloves 12 in seal process in the range of gloves 12 can be reached
English glass tube 11), temperature sensing silk 10 is located at the left end of quartz glass tube 11；
The length of S2, the quartz glass tube 11 being packaged into according to needed for, adjusts the specific folder of the left end of quartz glass tube 11
Position is held, encapsulation position that generating laser 14 will be heated is packaged into required to the distance of the left end of quartz glass tube 11
The length of quartz glass tube 11 is consistent, closes glove box 7；
S3, glove box 7 is vacuumized using vacuum system after, using helium charging system to being filled with helium in glove box 7；
S4, opening Laser Power Devices 15 and laser controller 16, set the laser output parameter of LASER HEATING system；By rotation
Rotating motor controller 17 sets direction of rotation and the rotary speed of electric rotating machine 8；The laser output parameter includes the defeated of laser
Go out the laser output parameters such as power and output time；
S5, the generating laser 14 for starting electric rotating machine 8, starting LASER HEATING system, the transmitting laser of generating laser 14
The encapsulation position of 13 heated quartz glass tubes 11, after the encapsulation of quartz glass tube 11 position softens, hand is stretched into gloves by operating personnel
The right-hand member of quartz glass tube 11 is held in 12 and by gloves 12, quartz glass tube 11 is then rotated, until quartz glass tube 11
Right-hand member comes off, and after the right-hand member of quartz glass tube 11 comes off, the part that the encapsulation of quartz glass tube 11 position softens gathers solidification and gets up to make
Sealed inside quartz glass tube 11, completed encapsulation.
Embodiment 3：
On the basis of embodiment 1 or embodiment 2, the vacuum in the present embodiment to nuclear power station hygrosensor fills helium encapsulation
Method further improves：
The step of " being vacuumized to glove box 7 using vacuum system " in step S3 such as S31- steps S32：
S31, unlatching vacuum control valve 4, open vavuum pump 5 to being vacuumized inside glove box 7；
S32, after the reading of vacuum meter 6 meets design requirement, close vacuum control valve 4 and vavuum pump 5.It is general and
Speech, after the vacuum of design requirement glove box 7 should reach 0.01Pa, could stop vacuumizing and being filled with nitrogen, therefore vacuum meter 1
Reading close vacuum control valve 4 and vavuum pump 5 when should reach 0.01Pa.
The step of in step S3 " using helium charging system to being filled with helium in glove box 7 " such as S33- steps S34：
S33, opening fill helium control valve door 3, helium tank 2 are opened, to being filled with helium in glove box 7；
S34, after the reading of pressure gauge 1 meets design requirement, helium control valve door 3 and helium tank 2 is filled in closing.
In general, atmospheric pressure in design requirement glove box 7 could start to enter quartz glass tube 11 for 1 atmospheric pressure
Row is hermetically sealed, therefore the reading of pressure gauge 1 should reach 1.0 × 105Closed during Pa and fill helium control valve door 3 and helium tank 2.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention should be regarded as protection of the invention
Scope.
Claims (9)
1. the vacuum of nuclear power station hygrosensor fills helium packaging system, it is characterised in that including glove box (7), to glove box (7)
The vacuum system that is vacuumized, for being filled with the helium charging system of helium in glove box (7), for clamping quartz glass tube
(11) clamping device (9), the LASER HEATING system heated to quartz glass tube (11) sealing position, the vacuum system
Connected with inside glove box (7) with helium charging system；The clamping device (9) is in glove box (7)；The LASER HEATING system
Stretch into glove box (7) system part.
2. the vacuum of nuclear power station hygrosensor according to claim 1 fills helium packaging system, it is characterised in that described to swash
Light heating system includes generating laser (14), Laser Power Devices (15) and laser controller (16), generating laser (14) part
Or be entirely located in glove box (7), Laser Power Devices (15) are connected with generating laser (14), and laser controller (16) is electric with laser
Source (15) is connected.
3. the vacuum of nuclear power station hygrosensor according to claim 1 fills helium packaging system, it is characterised in that described true
Empty set system includes vacuum meter (6), vavuum pump (5) and vacuum control valve (4), and vacuum meter (6) and vacuum control valve (4) are connected
On pipeline between vavuum pump (5) and glove box (7).
4. the vacuum of nuclear power station hygrosensor according to claim 1 fills helium packaging system, it is characterised in that described to fill
Helium system includes helium tank (2), pressure gauge (1) and fills helium control valve door (3), the pressure gauge (1) and fills helium control valve (3)
It is arranged on the pipeline between helium tank (2) and glove box (7).
5. the vacuum according to any described nuclear power station hygrosensor of Claims 1-4 fills helium packaging system, and its feature exists
In, also including electric rotating machine (8) and rotating machine controller (17), the output shaft of the clamping device (9) and electric rotating machine (8)
Connection, electric rotating machine (8) is connected with rotating machine controller (17).
6. the vacuum of nuclear power station hygrosensor fills helium method for packing, it is characterised in that using any described in claim 1-5
Vacuum fill helium packaging system and be packaged, the described method comprises the following steps：
S1, will be equipped with temperature sensing silk (10) quartz glass tube (11) be fixed on clamping device (9), make quartz glass tube
(11) one end away from temperature sensing silk (10) be placed in gloves (12) nearby, the other end is fixed on clamping device (9)；
S2, the length of quartz glass tube (11) being packaged into according to needed for, adjust quartz glass tube (11) the other end it is specific
Clip position, makes distance and institute of the encapsulation position to be heated of generating laser (14) to quartz glass tube (11) other end termination
The length of the quartz glass tube (11) that need to be packaged into is consistent, closes glove box (7)；
S3, glove box (7) is vacuumized using vacuum system after, using helium charging system to being filled with helium in glove box (7)；
S4, the laser output parameter that LASER HEATING system is set；
The encapsulation part of S5, the generating laser (14) transmitting laser (13) heated quartz glass tube (11) of startup LASER HEATING system
Position, after quartz glass tube (11) encapsulation position softens, rotating quartz glass tube (11) is until quartz glass tube (11) is near gloves
(12) one end comes off, and completes encapsulation.
7. the vacuum of nuclear power station hygrosensor according to claim 6 fills helium method for packing, it is characterised in that using power
Profit requires that the vacuum in 5 is filled helium packaging system and is packaged；
Direction of rotation and the rotary speed of electric rotating machine (8) are also set in step S4 by rotating machine controller (17)；
Step S5 is specially：Start electric rotating machine (8), the generating laser (14) for starting LASER HEATING system launches laser (13)
The encapsulation position of heated quartz glass tube (11), after quartz glass tube (11) encapsulation position softens, fixes quartz glass tube
(11) near gloves (12) one end, electric rotating machine (8) drive clamping device (9) and quartz glass tube (11) continue rotate until
Quartz glass tube (11) comes off near one end of gloves (12), completes encapsulation.
8. the vacuum of the nuclear power station hygrosensor according to claim 7 or 6 fills helium method for packing, it is characterised in that step
Rapid S3 is comprised the following steps.
S31, unlatching vacuum control valve (4), open vavuum pump (5) to being vacuumized inside glove box (7)；
S32, after the reading of vacuum meter (6) meets design requirement, close vacuum control valve (4) and vavuum pump (5)；
S33, opening fill helium control valve door (3), open helium tank (2), and helium is filled with to glove box (7) is interior；
S34, after the reading of pressure gauge (1) meets design requirement, helium control valve door (3) and helium tank (2) is filled in closing.
9. the vacuum of the nuclear power station hygrosensor according to claim 7 or 6 fills helium method for packing, it is characterised in that step
The method of the laser output parameter for setting LASER HEATING system in rapid S4 is specially：Open Laser Power Devices (15) and laser controller
(16), the laser output parameter of LASER HEATING system is set, and the laser output parameter includes power output and the output of laser
Time.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110426629A (en) * | 2019-06-26 | 2019-11-08 | 上海电气鼓风机厂有限公司 | Disruptive test device and method of the motor under helium environment |
| CN111610012A (en) * | 2020-06-04 | 2020-09-01 | 中国核动力研究设计院 | Irradiation monitoring tube test device and use method |
| CN114252484A (en) * | 2021-12-14 | 2022-03-29 | 中国科学院近代物理研究所 | Packaging device and method for liquid metal oxygen sensor |
| CN114252484B (en) * | 2021-12-14 | 2024-06-28 | 中国科学院近代物理研究所 | Packaging device and method for liquid metal oxygen sensor |
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| CN110426629A (en) * | 2019-06-26 | 2019-11-08 | 上海电气鼓风机厂有限公司 | Disruptive test device and method of the motor under helium environment |
| CN111610012A (en) * | 2020-06-04 | 2020-09-01 | 中国核动力研究设计院 | Irradiation monitoring tube test device and use method |
| CN114252484A (en) * | 2021-12-14 | 2022-03-29 | 中国科学院近代物理研究所 | Packaging device and method for liquid metal oxygen sensor |
| CN114252484B (en) * | 2021-12-14 | 2024-06-28 | 中国科学院近代物理研究所 | Packaging device and method for liquid metal oxygen sensor |
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