CN105976875A - Multifunctional vacuum feedthrough member suitable for conditions of strong magnetic field and strong radiation - Google Patents
Multifunctional vacuum feedthrough member suitable for conditions of strong magnetic field and strong radiation Download PDFInfo
- Publication number
- CN105976875A CN105976875A CN201610423748.1A CN201610423748A CN105976875A CN 105976875 A CN105976875 A CN 105976875A CN 201610423748 A CN201610423748 A CN 201610423748A CN 105976875 A CN105976875 A CN 105976875A
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- Prior art keywords
- feedthrough component
- interlayer
- feedthrough
- pipe
- flange
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21B—FUSION REACTORS
- G21B1/00—Thermonuclear fusion reactors
- G21B1/11—Details
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C11/00—Shielding structurally associated with the reactor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses a multifunctional vacuum feedthrough member suitable for conditions of strong magnetic field and strong radiation. The multifunctional vacuum feedthrough member comprises a separator plate flange. A feedthrough member intermediate with a multilayer sleeve structure is coaxially mounted in the flange hole of the separator plate flange. In the feedthrough member intermediate, An interlayer exists between adjacent sleeves. Each interlayer is internally provided with a neutron radiation shielding wall. The frontend stopping ring of the interlayer is provided with a water pipe joint and an air pipe joint. Fluid feedthrough is realized by the interlayer. The innermost sleeve of the feedthrough member intermediate is internally provided with a plurality of neutron radiation shielding layers and a pair of electric connectors. The two electric connectors are electrically connected. The innermost sleeve realizes electric signal feedthrough. The multifunctional vacuum feedthrough member can be used for shielding and feedthrough of fluid and electric signal radiation in and outer nuclear equipment. The multifunctional vacuum feedthrough member has high vacuum isolating capability and can ensure no radiation leakage.
Description
Technical field
The present invention relates to nuclear equipment feedthrough component field, a kind of be applicable under high-intensity magnetic field and radiation condition multi-functional
Vacuum feedthrough part.
Background technology
Chinese Academy of Sciences's plasma physics institute is the domestic section being mainly engaged in fusion physics and fusion engineering and technological research
Grind unit, have full superconduction type fusion assay device EAST, and be the domestic reactor ITER that joins international thermonuclear fusion experiment
The main unit of plant construction.
In order to have in-depth study to fusionplasma physics and fusion reactor, it is desirable to have a series of physics is examined
Physical state that is disconnected and that run measuring and controlling equipment plasma carries out real-time observing and controlling, the simultaneously operation to fusion nucleus radiation appliance
Parameter and security parameter carry out observing and controlling, and this needs to go deep into inside device by signal of telecommunication detection system, and this requires at radioprotective device
While forming open passage on housing, high vacuum state internal during maintaining fusion nucleus plant running, this makes dimension
The electric feedthrough component holding vacuum insulation becomes necessary critical component product.
In radioprotective device, thermal environment can have a negative impact by device close beta hardware.Under the conditions of fusion reaction,
Plasma temperature can be heated to 100,000,000 degrees Celsius, and this can produce strong plasma heat radiation, and this is the first heat
Source.The neutron that fusion reaction produces also produces core heating effect to all neighbouring objects, and this is the second thermal source.Due to fusion
The requirement of vacuum, the foreign gas damage effect to fusion reaction produced for anti-locking apparatus internal part material, in device
Portion's parts can will be heated to even 200 ° more than C of 150 ° of C when running to remove the deposition with observing and controlling foreign gas or attachment,
This is the third thermal source.Detector itself, due to energising, also can produce heating effect, and this is the 4th kind of thermal source.All these heat
The intensification that source is brought, can make the signal to noise ratio of detector reduce even directly defective detector.Therefore, for these sensitive detection parts
Pressure be cooled to indispensable requirement.
Fluid channel design for detector cooling, it is necessary to simultaneously meet the vacuum relief requirement of fusion facility.Meanwhile,
Owing to cooling down the special refrigeration work consumption requirement of water, cooling water can use high pressure supersaturation water, makes aqueous fluid temperature more than 100 ° of C
Time, remaining in that liquid condition, this requires that hydraulic pressure is significantly larger than common pressure of supply water.Therefore, this product design must maintain
Under conditions of vacuum insulation, it is possible to bear high fluid pressure (maximum can arrive 7MPa) and high temperature (more than 100 ° of C), and reliably
The feedthrough function of cooling fluid is provided.This makes this product be isolation fine vacuum, high temperature resistant and high voltage bearing parts.
Owing to radioprotective device having neutron irradiation, for environmental conservation, it is desirable to feedthrough component aperture area is the smaller the better, makes
The quantity of feedthrough component the fewest more good, this is the driving that development and design has the vacuum feedthrough part of complex function and compact conformation
Power.Moreover, in order to avoid causing the neutron current outside radiation appliance and radiation dose owing to installing the opening of feedthrough component
Raising, the compact type vacuum feedthrough component of this complex function itself also should have neutron shield and radiation proof function.
Owing to, under the conditions of radiation environment, personnel carry out direct operating of contacts and are limited with the condition carrying out installing maintenance
System, so needing to be operated by automation equipment or robot, the remote-operated compatibility of this product is proposed by this
Requirement.To this end, the present invention devise this product can remotely operate interface so that it is installing maintenance process can be with remote operating equipment
Compatible.
Belong to the engineering goods under nuclear industry applied environment on this overall product, have in can remotely operating, can shielding
The function of son radiation, the signal of telecommunication under the conditions of vacuum insulation during it can be used for universal industrial simultaneously and water supply, supply
Connect.
Summary of the invention it is an object of the invention to provide the feedback of a kind of multifunctional vacuum being applicable under high-intensity magnetic field and radiation condition
Logical part, to realize the nuclear equipment interior outer fluid under neutron irradiation shields and signal of telecommunication feedthrough.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition, it is characterised in that: this vacuum feedthrough part is
Being arranged on the dividing plate flange of nuclear equipment, it includes socket, feedthrough component intermediate, feedthrough component external socket in feedthrough component.Described feedback
Logical part intermediate is a multilayer sleeve structure, has interlayer between adjacent casing, and the front and back ends of each interlayer is close with baffle ring respectively
Envelope, and in each interlayer, it is respectively equipped with the neutron irradiation barrier shield that place interlayer is cut off by multiple tracks, at least one of which interlayer
Being provided with water pipe head on the baffle ring of front end, this interlayer, as current interlayer, the front end baffle ring of at least one interlayer is provided with gas
Pipe joint, this interlayer as air-flow interlayer, current interlayer, air-flow interlayer front end baffle ring in be also separately installed with and be passed through corresponding folder
Pipeline in Ceng, is provided with multiple neutron irradiation screen cut off by innermost layer sleeve pipe in the innermost layer sleeve pipe at feedthrough component intermediate center
Cover layer, and the electrical connector separated by multiple neutron irradiation screen layers for a pair, by each between two electrical connectors
The connecting line electrical connection of sub-radiation shield；
Described feedthrough component intermediate entirety is coaxially assemblied in the flange hole of dividing plate flange, and feedthrough component intermediate front end is from flange hole
The atmospheric side extending out to outside nuclear equipment, the radiation side that feedthrough component intermediate rear end extend out in nuclear equipment from flange hole, feedthrough component
Coaxially being fixed with sealing flange in intermediate on outermost layer sleeve pipe, sealing flange is connected with face, dividing plate flange front side flange face and structure
Become to seal；
Water pipe in nuclear equipment penetrates current interlayer from the current interlayer rear end baffle ring of feedthrough component intermediate, and the water of nuclear equipment
Pipe is connected with water pipe head in current interlayer after each neutron irradiation barrier shield, realizes nuclear equipment by water pipe head
Water pipe and the connection at atmospheric side water source；Trachea in nuclear equipment penetrates air-flow from the air-flow interlayer rear end baffle ring of feedthrough component intermediate
In interlayer, and the trachea of nuclear equipment is connected with gas-tpe fitting in air-flow interlayer after each neutron irradiation barrier shield, passes through
Gas-tpe fitting realizes trachea and the connection of atmospheric side source of the gas of nuclear equipment；Before the front end water pipe head of current interlayer, air-flow interlayer
End gas-tpe fitting, it is achieved fluid feedthrough between nuclear equipment radiation side and atmospheric side, is realized by the neutron irradiation barrier shield in interlayer
Radiation shield；
Electrical signal line in nuclear equipment penetrates innermost layer sleeve pipe from feedthrough component intermediate innermost layer sleeve pipe rear end, and in nuclear equipment
Electrical signal line electrically connects with one of them electrical connector in innermost layer sleeve pipe；The electrical signal line of atmospheric side remote measurement and control equipment is from feedback
Logical part intermediate innermost layer sleeve pipe front end penetrates innermost layer sleeve pipe, and the electrical signal line of remote measurement and control equipment with in innermost layer sleeve pipe
Another electrical connector electrically connects；By the electrical connector in feedthrough component intermediate innermost layer sleeve pipe, it is achieved nuclear equipment radiation side
And signal of telecommunication feedthrough between atmospheric side, realizes radiation shield by the neutron irradiation screen layer in innermost layer sleeve pipe.
Feedthrough component intermediate is the most coaxially fixed with on outermost layer sleeve pipe the pumpback flange of hollow, pumpback flange front side flange
Face be provided with multiple respectively with the pumpback pipe connected in pumpback flange, and multiple pumpback pipe is evenly distributed, on rear side of pumpback flange
Flange face be provided with connect in pumpback flange take out pipe, take out pipe through being communicated to sealing flange and dividing plate flange after locating flange
Between outside, by pumpback flange, pumpback pipe and take out pipe realize sealing flange occur reveal time radiating gas class medium is adopted
Collection and recovery.
Feedthrough component intermediate innermost layer sleeve pipe centre position is provided with the insulating supporting structure for innermost layer sleeve pipe, feedthrough component
In intermediate innermost layer sleeve pipe, forward and backward side is also respectively equipped with the insulating supporting structure for innermost layer sleeve pipe, insulating supporting structure
Being made up of the material that can resist electromagnetic force respectively, in innermost layer sleeve pipe, the connecting line between electrical connector is through each insulating supporting
Structure, is supported connecting line by each insulating supporting structure.
In described feedthrough component, socket is telescopic pipe fitting, is provided with at least one pipe-support in feedthrough component on socket
Plate, is provided with electrical connector in socket front tube mouth in feedthrough component, is additionally provided with insulating supporting in feedthrough component in socket, nuclear equipment
Electrical signal line penetrates in feedthrough component in socket, insulated support support the electrical signal line of nuclear equipment, and the signal of telecommunication of nuclear equipment
Line is connected in feedthrough component on the electrical connector of socket front tube mouth, and the trachea of nuclear equipment, water pipe are each passed through pipe-support plate,
The trachea of nuclear equipment, water pipe is supported by pipe-support plate；In described feedthrough component, socket front end is from the rear end grafting of feedthrough component intermediate
In feedthrough component intermediate, and socket front end electrical connector and one of them electrical connector electricity in feedthrough component intermediate in feedthrough component
Connect, the water pipe of socket upper pipeline gripper shoe support, trachea in feedthrough component, the most corresponding current folder from feedthrough component intermediate
Layer, air-flow interlayer rear end baffle ring penetrate in the interlayer of correspondence.
The guiding mechanism guided when realizing self stretching it is additionally provided with on socket in described feedthrough component.
Described feedthrough component external socket is telescopic pipe fitting, is provided with electrical connector in the mouth of pipe of feedthrough component external socket rear end,
Being additionally provided with insulating supporting in feedthrough component external socket, the electrical signal line of remote measurement and control equipment penetrates in feedthrough component external socket, by insulating
The electrical signal line of supports support remote measurement and control equipment, and after the electrical signal line of remote measurement and control equipment is connected to feedthrough component external socket
On the electrical connector of the end mouth of pipe；Described feedthrough component external socket front end is plugged on feedthrough component intermediate from feedthrough component intermediate front end
In, and feedthrough component external socket rear end electrical connector electrically connects with another electrical connector in feedthrough component intermediate.
The guiding mechanism guided when realizing self stretching it is additionally provided with in described feedthrough component external socket.
The front and back ends of described feedthrough component intermediate is coaxially connected with locating sleeve respectively, realizes feedthrough by locating sleeve
The location grafting of socket in part external socket, feedthrough component.
Described sealing flange and dividing plate flange junction external seal are provided with vacuum jacket, vacuum jacket constitute Sealing Method
Sealing between orchid and dividing plate flange.
In the present invention, feedthrough component intermediate have employed multilayer sleeve structure design, is decreasing flange quantity and is connecing
While mouth area occupied, there is signal of telecommunication feedthrough, the function of fluid feedthrough.
In the present invention, in the feedthrough component intermediate innermost layer sleeve pipe realizing signal of telecommunication feedthrough, between electrical connector
Connecting line, radiation side and the electrical signal line of atmospheric side, devise the insulating supporting structure that can resist electromagnetic force.
In the present invention, it is contemplated that the remote maintenance requirement under the conditions of nuclear equipment, have employed and all water pipe heads, trachea are connect
Head is placed in the front side i.e. design of atmospheric side of vacuum feedthrough part, and this is primarily due in the installation and maintenance process of nuclear equipment,
The fixing of pipeline, weld, cutting etc. must be carried out personnel and operation equipment come-at-able device atmospheric side.
In the present invention, due to the security protection requirement of the radiating gas of vacuum types nuclear equipment, in order to prevent crucial vacuum
Sealing flange occurs revealing the radiating gas class dielectric leakage that brings, devises pumpback flange arrangement, utilizes pumpback flange last time
Take out pipe, take out pipe collection and reclaim the gas that sealing flange is revealed, due to restriction, the limit of flange arrangement size of vacuum conductance parameter
System and the restriction of surrounding space, this collection and recovery structure, have employed even distribution type recovery channel structure, it is possible to do not increasing
Under conditions of fore vacuum pipe diameter, increase the overall conductance reclaiming gas circuit, it is ensured that the protective capacities to vacuum leak.
In the present invention, owing to the use of this multifunctional vacuum feedthrough component requires that nuclear equipment sets up open window, in order to install
Vacuum feedthrough part intermediate, this can cause the environment outside nuclear equipment to be affected by the neutron irradiation strengthened, exist for this present invention
In the current of feedthrough component intermediate, air-flow interlayer, it is provided with multiple tracks neutron irradiation barrier shield structure, in the feedthrough realizing electricity feedthrough
Being also provided with neutron irradiation screen layer in part intermediate innermost layer sleeve pipe, this design can be in the condition not increasing additional volumes
Under, meet neutron shielding requirement, also enhance the structural strength that product is overall.
In the present invention, owing to this multifunctional vacuum feedthrough component product is for nuclear equipment, in the maintenance process of nuclear equipment, can
On the premise of not affecting product overall structure, the gas-tpe fitting on product, water pipe head are carried out cutting repeatedly, welding and
Maintenance test.
Compared with prior art, advantage of the present invention is:
(1), the present invention traditional common electricity feedthrough component has been designed to the electric feedthrough component with radiation isolation features, can be used for core
Fluid inside and outside equipment, signal of telecommunication radiation shield feedthrough.
(2), the present invention has the ability of fine vacuum isolation.
(3), the trace-level activity gas that those can be infiltrated possibly through sealing flange of the present invention, lead back to spoke
Penetrate gas handling system, thus ensure "dead" leakage.
(4), the present invention the most at home and abroad use coaxial sleeve structure to design, center innermost layer sleeve pipe for realize electricity feedthrough
Structure, have multi-layered fluid interlayer about, fluid, while passing through, has carried out active cooling and radiation to signal of telecommunication part
Shielding protection.
(5), the present invention to realizing the electricity connecting line of feedthrough, electrical signal line uses special insulating supporting, decreases environment
The electromagnetic force that changes of magnetic field is brought is on connecting line, the impact of electrical signal line.
(6), the present invention by the design to radiation shielding structure, both strengthened fluid passage holds high pressure ability, also increases
The strong Electromagnetic Protection interference performance of electric test signal transmission core.
(7), the present invention devises combined pipe, it is achieved that the ability that vacuum leak is monitored in real time and maintenance vacuum in real time
Ability.
Accompanying drawing explanation
Fig. 1 is overall structure solid external view of the present invention.
Fig. 2 is overall structure sectional view of the present invention.
Fig. 3 is feedthrough component intermediate structure solid external view of the present invention.
Fig. 4 is feedthrough component intermediate structure sectional view of the present invention.
Fig. 5 is feedthrough component external socket structural upright external view of the present invention.
Fig. 6 is feedthrough component external socket structure side sectional view of the present invention.
Fig. 7 is outlet structure solid external view in feedthrough component of the present invention.
Fig. 8 is outlet structure sectional view in feedthrough component of the present invention.
Detailed description of the invention
As shown in Fig. 1 Fig. 4, a kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition, this vacuum
Feedthrough component is mounted on the dividing plate flange 1 of nuclear equipment, and it includes in feedthrough component outside socket 23, feedthrough component intermediate 2, feedthrough component
Socket 27.
Feedthrough component intermediate 2 is a multilayer sleeve structure, wherein, has interlayer 4 between adjacent casing 3, each interlayer 4
Front and back ends is sealed by baffle ring 5 respectively, and is respectively equipped with the neutron irradiation screen that place interlayer 4 is cut off by multiple tracks in each interlayer 4
Cover wall 6, the front end baffle ring of at least one of which interlayer be provided with water pipe head 7, this interlayer as current interlayer, at least one
Being provided with gas-tpe fitting 8 on the front end baffle ring of interlayer, this interlayer is as air-flow interlayer, current interlayer, the gear of air-flow interlayer front end
Ring is also separately installed with the pipeline 9 being passed through in corresponding interlayer, the innermost layer sleeve pipe 10 at feedthrough component intermediate 2 center is provided with many
The individual neutron irradiation screen layer 11 that innermost layer sleeve pipe 10 is cut off, and the electricity separated by multiple neutron irradiation screen layers 11 for a pair
Connector 12.1,12.2, by the connecting line 13 through each neutron irradiation screen layer 11 between two electrical connectors 12.1,12.2
Electrical connection；
Feedthrough component intermediate 2 entirety is coaxially assemblied in the flange hole of dividing plate flange 1, and feedthrough component intermediate 2 front end is from flange hole
The atmospheric side extending out to outside nuclear equipment, the radiation side that feedthrough component intermediate 2 rear end extend out in nuclear equipment from flange hole, feedthrough component
Coaxially being fixed with sealing flange 14 in intermediate 2 on outermost layer sleeve pipe, sealing flange 14 is with face, dividing plate flange 1 front side flange face even
Connect and constitute sealing；
Water pipe 15 in nuclear equipment current interlayer rear end baffle ring from feedthrough component intermediate 2 penetrates in current interlayer, and nuclear equipment
Water pipe 15 in current interlayer through being connected with water pipe head 7 after each neutron irradiation barrier shield 6, real by water pipe head 7
The water pipe of existing nuclear equipment and the connection at atmospheric side water source；Trachea 16 in nuclear equipment is from feedthrough component intermediate 2 after air-flow interlayer
Terminal block ring penetrates in air-flow interlayer, and the trachea 16 of nuclear equipment in air-flow interlayer through after each neutron irradiation barrier shield with gas
Pipe joint 8 connects, and is realized trachea and the connection of atmospheric side source of the gas of nuclear equipment by gas-tpe fitting 8；By current interlayer front end water
Pipe joint 7, air-flow interlayer front end gas-tpe fitting 8, it is achieved fluid feedthrough between nuclear equipment radiation side and atmospheric side, by interlayer
Neutron irradiation barrier shield 6 realizes radiation shield；
Electrical signal line 17 in nuclear equipment penetrates innermost layer sleeve pipe 10, and core from feedthrough component intermediate 2 innermost layer sleeve pipe 10 rear end
Electrical signal line 17 in equipment electrically connects with one of them electrical connector 12.1 in innermost layer sleeve pipe 10；Atmospheric side remote measurement and control sets
Standby electrical signal line 18 penetrates innermost layer sleeve pipe 10, and remote measurement and control equipment from feedthrough component intermediate 2 innermost layer sleeve pipe 10 front end
Electrical signal line 18 electrically connect with another electrical connector 12.2 in innermost layer sleeve pipe 10；By feedthrough component intermediate 2 innermost layer
Electrical connector 12.1,12.2 in sleeve pipe 10, it is achieved signal of telecommunication feedthrough between nuclear equipment radiation side and atmospheric side, passes through innermost layer
Neutron irradiation screen layer 11 in sleeve pipe 10 realizes radiation shield.
Feedthrough component intermediate 2 is the most coaxially fixed with the pumpback flange 19 of hollow, before pumpback flange 19 on outermost layer sleeve pipe
Side flange face is provided with multiple pumpback pipe 20 of connecting interior with pumpback flange 19 respectively, and multiple pumpback pipe 20 is evenly distributed,
On rear side of pumpback flange 19 flange face be provided with connect in pumpback flange take out pipe 21, take out pipe 21 and connect after locating flange 33
Pass between sealing flange 14 and dividing plate flange 1 outside, by pumpback flange 19 and pumpback pipe 20, take out pipe 21 and realize sealing flange 14
Collection and the recovery of radiating gas class medium during leakage occur.
Feedthrough component intermediate 2 innermost layer sleeve pipe 10 centre position is provided with the insulating supporting structure cutting off innermost layer sleeve pipe 10
22, in feedthrough component intermediate 2 innermost layer sleeve pipe 10, forward and backward side is also respectively equipped with the insulating supporting structure cutting off innermost layer sleeve pipe,
Insulating supporting structure 22 is made up of the material that can resist electromagnetic force respectively, in innermost layer sleeve pipe 10 electrical connector 12.1,12.2 it
Between connecting line 13 through each insulating supporting structure 22, each insulating supporting structure 22 support connecting line 13.
As shown in Figure 7, Figure 8, socket 23 in the feedthrough component of side, this feedthrough component interpolation are radiated in also including being arranged on nuclear equipment
Mouth 23 is telescopic pipe fitting, is provided with at least one pipe-support plate 24, socket 23 in feedthrough component in feedthrough component on socket 23
The front end mouth of pipe is provided with electrical connector 25, socket 23 is additionally provided with in feedthrough component insulating supporting 34.1, the signal of telecommunication of nuclear equipment
Line 17 penetrates in feedthrough component in socket 23, insulating supporting 34.1 support the electrical signal line 17 of nuclear equipment, and the telecommunications of nuclear equipment
Number line 17 is connected in feedthrough component on the electrical connector 25 of the socket 23 front end mouth of pipe, and the trachea 16 of nuclear equipment, water pipe 15 are worn respectively
Cross pipe-support plate 24, pipe-support plate 24 support the trachea 16 of nuclear equipment, water pipe 15；In feedthrough component, socket 23 front end is from feedback
Logical part intermediate 2 rear end is plugged in feedthrough component intermediate 2, and in feedthrough component socket 23 front end electrical connector 25 with in feedthrough component
In mesosome 2, one of them electrical connector 12.1 electrically connects, and in feedthrough component, socket 23 upper pipeline gripper shoe supports water pipe 15, the gas of 24
Pipe 16, correspondence penetrates corresponding interlayer from the current interlayer of feedthrough component intermediate 2, air-flow interlayer rear end baffle ring respectively.
The guiding mechanism 26 guided when realizing self stretching it is additionally provided with on socket 23 in feedthrough component.
As shown in Figure 5, Figure 6, the feedthrough component external socket 27 being arranged on the outer atmospheric side of nuclear equipment, this feedthrough component extrapolation are also included
Mouth 27 is telescopic pipe fitting, is provided with electrical connector 28, in feedthrough component external socket 27 in the mouth of pipe of feedthrough component external socket 27 rear end
Being additionally provided with insulating supporting 34.2, the electrical signal line 18 of remote measurement and control equipment penetrates in feedthrough component external socket 27, by insulating supporting
34.2 electrical signal lines 18 supporting remote measurement and control equipment, and the electrical signal line 18 of remote measurement and control equipment is connected to feedthrough component external socket
On the electrical connector 28 of the 27 rear end mouths of pipe；Feedthrough component external socket 27 front end is plugged on feedthrough component from feedthrough component intermediate 2 front end
In mesosome 2, and feedthrough component external socket 27 rear end electrical connector 28 is electrically connected with another electrical connector 12.2 in feedthrough component intermediate 2
Connect.
The guiding mechanism 29 guided when realizing self stretching it is additionally provided with in feedthrough component external socket 27.
As shown in Fig. 1 Fig. 4, the front and back ends of feedthrough component intermediate 2 is coaxially connected with locating sleeve 30 respectively, by fixed
Position sleeve pipe 30 realizes the location grafting of socket 23 in feedthrough component external socket 27, feedthrough component.
Sealing flange 14 and dividing plate flange 1 junction external seal are provided with vacuum jacket 31, vacuum jacket 31 constitute close
Sealing between envelope flange 14 and dividing plate flange 1.
Specific embodiment:
As shown in Fig. 1 Fig. 4, in the present invention, outside the innermost layer sleeve pipe 10 at feedthrough component intermediate 2 center, it is cased with three layers of set successively
Pipe 3, three layers of sleeve pipe are followed successively by into water sleeve pipe 3.1, gas-bearing formation sleeve pipe 3.2, water outlet sleeve pipe 3.3 from the inside to the outside, intake sleeve pipe 3.1, gas
Layer sleeve pipe 3.2, the axial length of water outlet sleeve pipe 3.3 are respectively less than innermost layer sleeve pipe 10, by water inlet sleeve pipe 3.1 and innermost layer sleeve pipe 10
Between interlayer constitute water inlet current interlayer, by gas-bearing formation sleeve pipe 3.2 and water inlet sleeve pipe 3.1 between interlayer constitute air-flow interlayer,
Be made up of the current interlayer of water outlet interlayer between gas-bearing formation sleeve pipe 3.2 and water outlet sleeve pipe 3.3, each interlayer front and back ends leads to respectively
Cross baffle ring 5 and seal formation sealing space, current interlayer front end baffle ring is separately installed with water pipe head, air-flow interlayer front end baffle ring
On gas-tpe fitting 8 is installed.Meanwhile, current interlayer front end baffle ring is separately installed with the pipeline being passed through in current interlayer, air-flow
On the baffle ring of interlayer front end, the pipeline being passed through in air-flow interlayer is installed, is passed through the pipeline current interlayer, air-flow interlayer from front end
Overall in uniform annular spread.The neutron irradiation barrier shield 6 arranged in each current interlayer, in air-flow interlayer uses tungsten ring,
Realize neutron irradiation by tungsten ring to shield.
Feedthrough component intermediate 2 center innermost layer sleeve pipe 10, is made up of coaxial leading portion sleeve pipe 10.1 and back segment sleeve pipe 10.2,
It is connected by circular connector 32 between leading portion sleeve pipe 10.1 with back segment sleeve pipe 10.2, circular connector 32 is provided with one absolutely
Edge supporting construction, this insulating supporting structure uses ceramic wafer 22.1, in leading portion sleeve pipe 10.1, sets respectively in back segment sleeve pipe 10.2
Having insulator 22.2 as insulating supporting structure, in leading portion sleeve pipe, in insulator trailing flank, back segment sleeve pipe, insulator leading flank divides
Be not close to be provided with tungsten plate, using tungsten plate as innermost layer sleeve pipe 10 in neutron irradiation screen layer 11.In leading portion sleeve pipe 10.1
Use female as electrical connector 12.2, use male as electrical connector 12.1 in back segment sleeve pipe 10.2.
In feedthrough component intermediate 2, outermost layer sleeve pipe being further fixed on locating flange 33, this locating flange 33 is by sealing flange
14 are pressed on dividing plate flange 1.
As shown in Figure 5, Figure 6, feedthrough component external socket 27 is made up of coaxial front and rear sections body 27.1,27.2, back segment body
In the rear end mouth of pipe of 27.2, employing male is as electrical connector 28, this electrical connector 28 and feedthrough component intermediate 2 leading portion sleeve pipe
The electrical connector 12.2 of the employing female in 10.1 electrically connects.Between front and rear sections body 27.1,27.2 by corrugated tube 27.3 even
Connect.The rear end of leading portion body 27.1, the front end of back segment body 27.2 are respectively installed with guide support plate 29.1, guide support plate
Relative between the axis of guide 29.2, and the axis of guide 29.2 with guide support plate 29.1 being slidably matched is installed, by guiding between 29.1
Gripper shoe 29.1, the axis of guide 29.2 constitute guiding mechanism 29.
As shown in Figure 7, Figure 8, in feedthrough component, socket 23 is made up of coaxial front and rear sections body 23.1,23.2, leading portion body
In the front end mouth of pipe of 23.1, employing female is as electrical connector 25, this electrical connector 25 and feedthrough component intermediate 2 back segment sleeve pipe
10.2 the electrical connector 12.1 of interior employing male electrically connects.Between front and rear sections body 23.1,23.2 by corrugated tube 23.3 even
Connect.Also being cased with outer cylinder body 23.4 outside front and rear sections body, wherein leading portion body 23.1 front end passes from outer cylinder body 23.4 front end, wears
The rear side going out portion is set with positioning tube 23.5, and pipe-support plate 24 is arranged on outer cylinder body 23.4.Outer cylinder body 23.4 inwall is with front
Connected by radial convex disjunctor 23.6, the most recessed disjunctor 23.7 between Duan Guanti 23.1 outer wall.In outer cylinder body 23.4, at leading portion set
It is respectively installed with guide support plate 26.1 on pipe 23.1 rear end, back segment sleeve pipe 23.2 front end, is provided with between two guide support plates
Relative between the axis of guide 26.2, and the axis of guide 26.2 with guide support plate 26.1 it is slidably matched, by guide support plate 26.1, guides
Axle 26.2 constitutes guiding mechanism 26.
Claims (9)
1. the multifunctional vacuum feedthrough component that a kind is applicable under high-intensity magnetic field and radiation condition, it is characterised in that: this vacuum feedthrough part
Being mounted on the dividing plate flange of nuclear equipment, it includes socket, feedthrough component intermediate, feedthrough component external socket in feedthrough component.Described
Feedthrough component intermediate is a multilayer sleeve structure, has interlayer, the front and back ends of each interlayer to use baffle ring respectively between adjacent casing
Seal, and in each interlayer, be respectively equipped with the neutron irradiation barrier shield that place interlayer is cut off by multiple tracks, at least one of which interlayer
Front end baffle ring on water pipe head is installed, this interlayer, as current interlayer, the front end baffle ring of at least one interlayer is provided with
Gas-tpe fitting, this interlayer as air-flow interlayer, current interlayer, air-flow interlayer front end baffle ring in be also separately installed with and be passed through correspondence
Pipeline in interlayer, is provided with multiple neutron irradiation cut off by innermost layer sleeve pipe in the innermost layer sleeve pipe at feedthrough component intermediate center
Screen layer, and the electrical connector separated by multiple neutron irradiation screen layers for a pair, by through each between two electrical connectors
The connecting line electrical connection of neutron irradiation screen layer；
Described feedthrough component intermediate entirety is coaxially assemblied in the flange hole of dividing plate flange, and feedthrough component intermediate front end is from flange hole
The atmospheric side extending out to outside nuclear equipment, the radiation side that feedthrough component intermediate rear end extend out in nuclear equipment from flange hole, feedthrough component
Coaxially being fixed with sealing flange in intermediate on outermost layer sleeve pipe, sealing flange is connected with face, dividing plate flange front side flange face and structure
Become to seal；
Water pipe in nuclear equipment penetrates current interlayer from the current interlayer rear end baffle ring of feedthrough component intermediate, and the water of nuclear equipment
Pipe is connected with water pipe head in current interlayer after each neutron irradiation barrier shield, realizes nuclear equipment by water pipe head
Water pipe and the connection at atmospheric side water source；Trachea in nuclear equipment penetrates air-flow from the air-flow interlayer rear end baffle ring of feedthrough component intermediate
In interlayer, and the trachea of nuclear equipment is connected with gas-tpe fitting in air-flow interlayer after each neutron irradiation barrier shield, passes through
Gas-tpe fitting realizes trachea and the connection of atmospheric side source of the gas of nuclear equipment；Before the front end water pipe head of current interlayer, air-flow interlayer
End gas-tpe fitting, it is achieved fluid feedthrough between nuclear equipment radiation side and atmospheric side, is realized by the neutron irradiation barrier shield in interlayer
Radiation shield；
Electrical signal line in nuclear equipment penetrates innermost layer sleeve pipe from feedthrough component intermediate innermost layer sleeve pipe rear end, and in nuclear equipment
Electrical signal line electrically connects with one of them electrical connector in innermost layer sleeve pipe；The electrical signal line of atmospheric side remote measurement and control equipment is from feedback
Logical part intermediate innermost layer sleeve pipe front end penetrates innermost layer sleeve pipe, and the electrical signal line of remote measurement and control equipment with in innermost layer sleeve pipe
Another electrical connector electrically connects；By the electrical connector in feedthrough component intermediate innermost layer sleeve pipe, it is achieved nuclear equipment radiation side
And signal of telecommunication feedthrough between atmospheric side, realizes radiation shield by the neutron irradiation screen layer in innermost layer sleeve pipe.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: feedthrough component intermediate is the most coaxially fixed with on outermost layer sleeve pipe the pumpback flange of hollow, pumpback flange front side flange
Face be provided with multiple respectively with the pumpback pipe connected in pumpback flange, and multiple pumpback pipe is evenly distributed, on rear side of pumpback flange
Flange face be provided with connect in pumpback flange take out pipe, take out pipe through being communicated to sealing flange and dividing plate flange after locating flange
Between outside, by pumpback flange, pumpback pipe and take out pipe realize sealing flange occur reveal time radiating gas class medium is adopted
Collection and recovery.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: feedthrough component intermediate innermost layer sleeve pipe centre position is provided with the insulating supporting structure for innermost layer sleeve pipe, feedthrough component
In intermediate innermost layer sleeve pipe, forward and backward side is also respectively equipped with the insulating supporting structure for innermost layer sleeve pipe, insulating supporting structure
Being made up of the material that can resist electromagnetic force respectively, in innermost layer sleeve pipe, the connecting line between electrical connector is through each insulating supporting
Structure, is supported connecting line by each insulating supporting structure.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: in described feedthrough component, socket is telescopic pipe fitting, at least one pipe-support plate is installed on socket in feedthrough component,
In feedthrough component, socket front tube mouth is provided with electrical connector, socket is additionally provided with in feedthrough component insulating supporting, the electricity of nuclear equipment
Holding wire penetrates in feedthrough component in socket, insulated support support the electrical signal line of nuclear equipment, and the electrical signal line of nuclear equipment
Being connected in feedthrough component on the electrical connector of socket front tube mouth, the trachea of nuclear equipment, water pipe are each passed through pipe-support plate, by
Pipe-support plate supports the trachea of nuclear equipment, water pipe；In described feedthrough component, socket front end is plugged on from feedthrough component intermediate rear end
In feedthrough component intermediate, and in feedthrough component, socket front end electrical connector is electrically connected with one of them electrical connector in feedthrough component intermediate
Connect, water pipe that in feedthrough component, socket upper pipeline gripper shoe supports, trachea, respectively corresponding from the current interlayer of feedthrough component intermediate,
Air-flow interlayer rear end baffle ring penetrates in the interlayer of correspondence.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: in described feedthrough component, on socket, be additionally provided with the guiding mechanism guided when realizing self stretching.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: described feedthrough component external socket is telescopic pipe fitting, the feedthrough component external socket rear end mouth of pipe is provided with electrical connector, feedback
Being additionally provided with insulating supporting in logical part external socket, the electrical signal line of remote measurement and control equipment penetrates in feedthrough component external socket, by insulation
The electrical signal line of member supports remote measurement and control equipment, and the electrical signal line of remote measurement and control equipment is connected to feedthrough component external socket rear end
On the electrical connector of the mouth of pipe；Described feedthrough component external socket front end is plugged in feedthrough component intermediate from feedthrough component intermediate front end,
And feedthrough component external socket rear end electrical connector electrically connects with another electrical connector in feedthrough component intermediate.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: in described feedthrough component external socket, be additionally provided with the guiding mechanism guided when realizing self stretching.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: the front and back ends of described feedthrough component intermediate is coaxially connected with locating sleeve respectively, realizes feedthrough component by locating sleeve
The location grafting of socket in external socket, feedthrough component.
A kind of multifunctional vacuum feedthrough component being applicable under high-intensity magnetic field and radiation condition the most according to claim 1, it is special
Levy and be: described sealing flange and dividing plate flange junction external seal are provided with vacuum jacket, vacuum jacket constitute Sealing Method
Sealing between orchid and dividing plate flange.
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| CN201610423748.1A CN105976875B (en) | 2016-06-08 | 2016-06-08 | A kind of multifunctional vacuum feedthrough component suitable under high-intensity magnetic field and radiation condition |
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| CN105976875B CN105976875B (en) | 2018-05-04 |
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| CN109994228A (en) * | 2017-12-29 | 2019-07-09 | 核工业西南物理研究院 | A kind of tandem electrification water route penetration piece for fusion reactor inlet side |
| CN109994219A (en) * | 2017-12-29 | 2019-07-09 | 核工业西南物理研究院 | A kind of double-deck electrification water route penetration piece for fusion reactor atmospheric side |
| CN113169015A (en) * | 2018-12-05 | 2021-07-23 | Asml荷兰有限公司 | High voltage vacuum feedthrough |
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| CN113169015A (en) * | 2018-12-05 | 2021-07-23 | Asml荷兰有限公司 | High voltage vacuum feedthrough |
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|---|---|
| CN105976875B (en) | 2018-05-04 |
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