CN110130809A - A kind of shield gasket door gear for radioactive cell - Google Patents
A kind of shield gasket door gear for radioactive cell Download PDFInfo
- Publication number
- CN110130809A CN110130809A CN201910457328.9A CN201910457328A CN110130809A CN 110130809 A CN110130809 A CN 110130809A CN 201910457328 A CN201910457328 A CN 201910457328A CN 110130809 A CN110130809 A CN 110130809A
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- door
- shield
- hot cell
- push rod
- push
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- 230000002285 radioactive effect Effects 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 76
- 230000005855 radiation Effects 0.000 claims abstract description 4
- 210000004027 cell Anatomy 0.000 claims description 70
- 229910001018 Cast iron Inorganic materials 0.000 claims description 21
- 230000009471 action Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 2
- 238000013023 gasketing Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 230000005260 alpha ray Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004452 microanalysis Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F11/00—Man-operated mechanisms for operating wings, including those which also operate the fastening
- E05F11/54—Man-operated mechanisms for operating wings, including those which also operate the fastening for doors
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/18—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against harmful radiation
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention discloses a kind of shield gasket door gear for radioactive cell, described device includes: shield door, hermatic door, push-rod assembly, guiding and support component；Guiding and support component are mounted on inside hot cell, and shield door is mounted in guiding and support component, and guiding and support component are for being oriented to and being supported to shield door；Hermatic door is mounted on shield door, and shield door is used to shield the gamma-rays of hot cell inner radiation sample generation；Hermatic door is used to compress the sealing ring that hot cell enclosure interior channel is arranged under push-rod assembly effect, is sealed to hot cell inside；Push-rod assembly is operated for the locking to push-rod assembly and unlocking for operating to the opening and closing of shield door and hermatic door；Achieve the purpose that device is simplified, easy to operate, maintenance cost is low, to realize the alpha ray shield to radial pattern hot cell and air seal.
Description
Technical field
The present invention relates to shield gasket fields, and in particular, to a kind of shield gasket door gear for radioactive cell.
Background technique
Penetrating property hot cell is for being cut, being disintegrated, visual examination, micro-analysis to the article after reactor irradiation
Dedicated experiments room.In general, being made of the hot cell group for having complete process chain, single hot cell of multiple and different functions to realize article
Transmitting is transported between the hot cell of each different function, just interface channel need to be set between two adjacent hot cells.But to guarantee
The independent utility in single hot cell, it is also necessary to configure the special door that not only there is function of shielding but also there is sealing function on a passage
Device.And the equipment such as motor are not available under the hot environment in hot cell, while not being allowed staff to enter height yet and being put
The hot cell of penetrating property is operated, therefore it is required that realizing interface channel by the door gear under conditions of manual-remote operation
Function of shielding and sealing function.
In previous hot cell design, shield door and hermatic door are usually spaced apart by setting, and shield door only plays shielding ray
Effect, hermatic door, which only plays the role of completely cutting off, air circulation or prevents radioactive ash from spreading, and guarantees negative pressure, and shield door and
The movement of hermatic door needs the power source of different directions to drive, and often results in system design complexity, failure rate is higher, maintenance is examined
It repairs at high cost.
Summary of the invention
The present invention provides a kind of shield gasket door gears for radioactive cell, solve existing screening arrangement not
Foot, this shield gasket door gear have comprehensively considered many factors such as manufacture, operation, maintenance, have optimized, and reach device
Purpose simplified, easy to operate, maintenance cost is low, to realize the alpha ray shield to radial pattern hot cell and air seal.
For achieving the above object, this application provides a kind of shield gasket door gear for radioactive cell, institutes
Stating device includes:
Shield door, hermatic door, push-rod assembly, guiding and support component；Guiding and support component are mounted on inside hot cell, are shielded
It covers door to be mounted in guiding and support component, guiding and support component are for being oriented to and being supported to shield door；Hermatic door peace
On shield door, shield door is used to shield the gamma-rays of hot cell inner radiation sample generation；Hermatic door is used in push rod group
Lower compress of part effect is arranged on the sealing ring in hot cell enclosure interior channel, is sealed to hot cell inside；Push-rod assembly is used for
The opening and closing of shield door and hermatic door are operated, are operated for the locking to push-rod assembly and unlocking.
Further, hermatic door includes: sealing panel, 2 pair of first attachment base, 2 connecting rods, 2 springs, 2 left gears
Block, 2 right blocks；Sealing panel compresses the sealing ring being arranged on the shell of hot cell and forms encapsulation boundary；Each pair of first attachment base
It is separately fixed on sealing panel and shield door, corresponding 1 connecting rod of each pair of first attachment base and a spring, connecting rod both ends
It is connect respectively with 2 the first attachment bases of the first attachment base centering with the both ends of spring；Four the first attachment bases and two connections
Bar forms the parallelogram motion mechanism between sealing panel and shield door, makes sealing panel can under the drive of connecting rod
The first attachment base fulcrum rotation on shield door；The first connection seat both sides on shield door are respectively equipped with left block and the right side
Block, left block and right block are fixed on shield door, and left block and right block are for limiting the slewing area of connecting rod
Position.
Further, sealing panel is stainless steel circular slab, and connecting rod rotates between 0~90 °.
Further, distance of installation point of the spring on the first attachment base apart from sealing panel is a, and spring connects first
Distance of the installation point apart from shield door on joint chair is b；Installation point of the connecting rod on the first attachment base is apart from sealing panel
Distance is c, and distance of installation point of the connecting rod on the first attachment base apart from shield door is d, wherein the value of a is greater than the value of c, b
Value be greater than d value.
Further, hermatic door further include: pin, split pin, pin lower end pass through the first attachment base and connecting rod, connection
Bar can be rotated around pin, and split pin, which passes through pin lower end, prevents it from falling off.
Further, shield door includes: cast iron shielding slab, upper roller group, bottom roller group；Cast iron shielding slab is used for hot cell
Internal gamma-rays is shielded, and upper roller group is mounted on the top of cast iron shielding slab, and when shield door is mobile, upper roller group is being led
To and the sliding slot of support component in roll and be oriented to；Bottom roller group is mounted on the lower part of cast iron shielding slab, when shield door is mobile,
Bottom roller group rolls on the guide rail of guiding and support component and is oriented to and is supported.
Further, push-rod assembly includes: push rod, handle, Caudal connectors, the second attachment base, built-in pipe；Built-in pipe is pre-
It is embedded on the wall of hot cell, hot cell wall is run through at built-in pipe both ends, and push rod one end is connect with handle, and the push rod other end passes through built-in pipe
It is connect afterwards with the Caudal connectors being located inside hot cell, Caudal connectors are connect with the second attachment base being fixed on shield door.
Further, the push-rod assembly further include: push rod shelves ring, threaded cap, cap-type sealing ring, gasket seal, sealing
Gasket mounting ring；Gasket seal mounting ring is welded on push rod, and three rubbers are placed in three in gasket seal mounting ring groove
Glue gasket seal；Push rod baffle ring is welded on push rod, and cap-type sealing ring is arranged between push rod baffle ring and threaded cap；It is opened on push rod
If three groups of through-holes, after pulling out push rod, the bolt outside hot cell is arranged in insertion, locks to shield door.
Further, guiding and support component include supporting table, guide rail and upper hopper chute；Supporting table is welded on inside hot cell,
Guide rail is welded in supporting table, and upper hopper chute is welded on inside hot cell.
Further, the cap-type sealing ring specifically: be through-hole among the cap-type sealing ring, push rod can be passed through, put
It sets between threaded cap and push rod baffle ring and threaded cap built-in pipe.The cap-type sealing ring be boss structure, outer ring boss face with
Built-in pipe contact, can be realized the sealing to built-in pipe under the action of threaded cap compresses；Inner ring plane is contacted with push rod baffle ring,
It can be realized the sealing to push rod baffle ring under the action of threaded cap compresses.
One or more technical solution provided by the present application, has at least the following technical effects or advantages:
Shield gasket door gear in the application is able to solve interface channel alpha ray shield and air seal between more hot cells
Problem.This shielding thickness is equivalent to the pure stereotype of 140mm, and negative pressure value is -300Pa after sealing, in alpha ray shield and radioactive material
Matter isolation aspect has good effect.
The present apparatus is to be integrated with the novel shielding hermatic door dress of shield door, hermatic door, push-rod assembly, guiding and support component
It sets, due to using integrated design, greatly reduces the complexity of system, maintenance simplified, easy to operate with system
Feature at low cost is not only able to use at newly-built hot cell, moreover it is possible to use, have good in the transformation project in old hot cell
Market prospects and application value.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention；
Fig. 1 is the assembling structure schematic diagram of shield gasket door gear；
Fig. 2 is that shield gasket door opens flow diagram；
Fig. 3 is shield gasket door closing flow path schematic diagram；
Fig. 4 is the motion principle schematic diagram of shield gasket door；
Fig. 5 is seal door structure schematic diagram；
Fig. 6 is hermatic door connecting portion detailed construction schematic diagram；
Fig. 7 is shield door structural schematic diagram；
Fig. 8 is push-rod assembly schematic diagram；
Fig. 9 is guiding and support component structural schematic diagram；
Figure 10 is cap-type ring structure schematic diagram.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the case where not conflicting mutually, the application's
Feature in embodiment and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
Implemented with being different from the other modes being described herein in range using other, therefore, protection scope of the present invention is not by under
The limitation of specific embodiment disclosed in face.
Technical problem to be solved by the invention is to provide a kind of effective radioactive cell shield gasket door gears, thus
Realize the alpha ray shield to radial pattern hot cell and air seal.
Referring to FIG. 1, in figure: 1 shield door；2 hermatic doors；3 push-rod assemblies；4 guiding and support component；5 hot cell walls；6
Built-in pipe；7 sealing ring mounting rings；8 sealing rings；9 limited blocks；Built-in pipe 6 hot cell wall 5 be poured when just fix good position it
Afterwards together with wall pouring, sealing ring mounting ring is welded in the Stainless Steel Shell of hot cell inner wall, guiding and support component
It is welded in the Stainless Steel Shell inside hot cell, the equal assembled in situ of remaining part.
Shield gasket door gear is made of shield door, hermatic door, push-rod assembly, guiding and support component in the application.Screen
It covers door to be made of cast iron shielding slab, two groups of upper rollers, four groups of bottom rollers, the γ that can shield the generation of hot cell inner radiation sample is penetrated
Line；Hermatic door is made of sealing panel, attachment base, connecting rod, spring, left block, right block, pin, split pin, hermatic door energy
It is arranged on the sealing ring of hot cell enclosure interior under push rod effect along position block compression, realizes to the sealing inside hot cell,
Guarantee subnormal ambient.Push-rod assembly is by push rod, handle, push rod shelves ring, threaded cap, cap-type sealing ring, gasket seal, gasket seal
Mounting ring, Caudal connectors, attachment base, pin, split pin and the built-in pipe composition being arranged on the wall of hot cell, can be in hot cell
The external unlatching-by the way that realization hot cell internal shield hermatic door is manually operated is locked, closing-is locked acts.Guiding and support group
Part is made of supporting table, guide rail, upper hopper chute, has the function of being supported shield gasket door and guiding.
The present apparatus is the novel shielding sealing for being integrated with shield door, hermatic door, pulling push-rod assembly, guiding and support component
Door gear.Hermatic door is attached on shield door by support, and 0~90 ° of rotation can be realized around support.When door gear is opened
Qi Shi, hermatic door under the action of the spring, are drawn close to shield door；When door gear close when, hermatic door under the action of block by
It is gradually rotated by 90 °, and compresses sealing ring.When door gear is opened, by the way that the bolt outside hot cell is arranged in, push rod can be locked,
And then lock the open state of door gear；When door gear is closed, by screw thread lid, push rod, Jin Ersuo can also be locked
Determine the closed state of door gear.Fig. 2 and Fig. 3 respectively indicates the flow chart when device opens and closes.
The unlatching process of shield gasket door are as follows: unlatching-opening push rod threaded cap is released to the locked-outside manually of push rod
It pulls push rod-shield door to be displaced outwardly-hermatic door reset, leaves sealing ring-shield door is removed completely-and move bolt, it is locked to push away
Bar-end.
Shield gasket door closing flow path are as follows: beginning-removal bolt releases and pushes push rod-to the locked-inside manually of push rod
Shield door is acted on to channel movement-hermatic door by block, gradually to sealing ring compression-shield door and hermatic door it is entirely on the center-rotation
Tight threaded cap locks push rod-end.
Referring to FIG. 4, the motion principle of shield gasket door are as follows: hermatic door passes through pivot link, turning joint, fixed company
Bar, hold-down support are attached on shielding slab, and pivot link is on its initial position under spring tension, and is remain stationary.Door
When device is closed, push rod pushes shielding slab to move right, and hermatic door also with moving right together, when hermatic door touches block
Afterwards, pivot link starts to rotate, and hermatic door is close along the direction channel sealing ring of block, and finally compresses sealing ring, when close
Closure door with after the equal centering of shielding slab, close by channel.When door gear is opened, push rod pulls shielding slab to be moved to the left, and hermatic door is in bullet
It is returned to its initial position under the reset pulling force of spring, followed by shield door together to the left far from channel, channel is opened.
Please refer to Fig. 5-Fig. 6,11 sealing panels；12 first attachment bases；13 connecting rods；14 springs；15 left blocks；16 right gears
Block；17 pins；18 split pins；Hermatic door by sealing panel, attachment base, connecting rod, spring, left block, right block, pin, open
Mouthful pin bank at.Sealing panel is stainless steel circular slab, and panel compresses the sealing ring being arranged on the shell of hot cell, to form sealing
Boundary achievees the purpose that guarantee hot cell internal negative pressure.Attachment base is respectively arranged on the cast iron shielding slab of sealing panel and shield door
It two, for installing connecting rod, is formd by four attachment bases, two connecting rods flat between sealing panel and cast iron shielding slab
Row quadrangle movement mechanism rotate sealing panel can around the attachment base fulcrum on cast iron shielding slab under the drive of connecting rod.
Spring is also mounted between two attachment bases, but fixed point than connecting rod fixed point closer to tail portion, therefore after spring installation
Initial length it is more longer than connecting rod, when connecting rod rotates between 0~90 °, spring is exactly in the continued extension stage,
To which restoring force is also increasing.Left block, right block are arranged on cast iron shielding slab, prevent the slewing area of connecting rod to be more than
90 ° or there is negative angle.
Referring to FIG. 7,21 cast iron shielding slabs；22 bottom rollers；23 upper rollers；Shield door on cast iron shielding slab, two groups by rolling
Wheel, four groups of bottom roller compositions.Cast iron shielding slab for being shielded to the gamma-rays inside hot cell, cast iron with a thickness of 200mm,
It is equivalent to the shield effectiveness of the pure stereotype of 140mm.Upper roller is mounted on the top of cast iron shielding slab, when shield door is mobile, upper roller
It is rolled in sliding slot, plays the role of guiding.Bottom roller is mounted on the lower part of cast iron shielding slab, when shield door is mobile, bottom roller
It is rolled on guide rail, not only plays the role of guiding, but also play the role of supporting cast iron shielding slab.
Referring to FIG. 8,31 push rods；32 handles；33 built-in pipes；34 Caudal connectors；35 pins；36 second attachment bases；37
Threaded cap；38 push rod baffle rings；39 cap-type sealing rings；40 gasket seal mounting rings；41 gasket seals；
Push-rod assembly is installed by push rod, handle, push rod shelves ring, threaded cap, cap-type sealing ring, gasket seal, gasket seal
Ring, Caudal connectors, attachment base, pin, split pin and the built-in pipe composition being arranged on the wall of hot cell.
Second attachment base one end is welded on cast iron shield door side, and one end is connect by pin with Caudal connectors, pin
There are enough gaps with the contact position of Caudal connectors, it is ensured that the two has certain relative movement space in X, Y, Z-direction,
It effectively prevents entire shield gasket door and occurs stuck situation during movement.Gasket seal mounting ring is welded on push rod
On, three rubber sheet gasketings are placed in three grooves, the inside and outside in hot cell is isolated.Push rod baffle ring is also welded to push rod
On, a kind of special cap-type sealing ring is set between baffle ring and threaded cap, the sealing ring under the pressing force effect of threaded cap
Not only the sealing between built-in pipe may be implemented but also be able to achieve the sealing between baffle ring.Three groups of through-holes are also provided on push rod,
After pulling out push rod, the bolt outside hot cell is arranged in insertion, shield gasket door is fixed locked.
Referring to FIG. 9,51 supporting tables；52 guide rails；53 upper hopper chutes；Guiding and support component are by supporting table, guide rail and upper cunning
Slot composition.Supporting table has square tubes soldering on bracket and the Stainless Steel Shell that is welded on inside hot cell, then will with stainless steel plate
All exposed faces are blocked and are welded, and guide rail is welded on the stainless steel plate outside bracket, after upper hopper chute positioning in welded case.
It is used for the novel shielding sealing door device of radioactive cell in the application, is integrated with shield door, hermatic door, push rod group
The shield gasket door integrated apparatus of part, guiding and support component, it is both real by moving horizontally the push-rod assembly outside hot cell manually
Shield gasket door is showed radially to move horizontally in channel, has guaranteed that shield door centering is in place, and realize hermatic door in channel axis
It is axially upwardly moved forward and backward, draws close compression to sealing ring, ensure that sealing function.
Hermatic door in the present apparatus has rotation function, and just realizes 0~90 ° under the action of left block, right block
Between rotation: hermatic door can be gradually swiveled into 90 ° of positions under the action of limited block.Reset force of the hermatic door in spring
It can be rotated from 90 ° of positions under effect to 0 ° of position.Be provided with the attachment base of unique structure on hermatic door, spring connecting point with connect
With the eccentricity of 30mm between bar tie point, connecting rod can guarantee in the rotation from 0 ° to 90 °, spring is constantly stretched, thus
Restoring force is also increasing.It can guarantee the negative pressure of 300Pa inside hot cell after sealing door sealing.
Referring to FIG. 10, the cap-type sealing ring specifically: it is through-hole among the cap-type sealing ring, push rod can be passed through,
It is placed between threaded cap and push rod baffle ring and threaded cap built-in pipe.The cap-type sealing ring is boss structure, outer ring boss face
It is contacted with built-in pipe, can be realized the sealing to built-in pipe under the action of threaded cap compresses；Inner ring plane connects with push rod baffle ring
Touching can be realized the sealing to push rod baffle ring under the action of threaded cap compresses.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of shield gasket door gear for radioactive cell, which is characterized in that described device includes:
Shield door, hermatic door, push-rod assembly, guiding and support component；Guiding and support component are mounted on inside hot cell, shield door
It is mounted in guiding and support component, guiding and support component are for being oriented to and being supported to shield door；Hermatic door is mounted on
On shield door, shield door is used to shield the gamma-rays of hot cell inner radiation sample generation；Hermatic door is used to make in push-rod assembly
It is arranged on the sealing ring in hot cell enclosure interior channel with lower compression, hot cell inside is sealed；Push-rod assembly is used for screen
The opening and closing for covering door and hermatic door are operated, and are operated for the locking to push-rod assembly and unlocking.
2. the shield gasket door gear according to claim 1 for radioactive cell, which is characterized in that hermatic door packet
It includes: sealing panel, 2 pair of first attachment base, 2 connecting rods, 2 springs, 2 left blocks, 2 right blocks；Sealing panel compresses
The sealing ring being arranged on the shell of hot cell forms encapsulation boundary；Each pair of first attachment base is separately fixed at sealing panel and shield door
On, the both ends of corresponding 1 connecting rod of each pair of first attachment base and a spring, connecting rod both ends and spring are connect with first respectively
2 the first attachment bases connection of seat centering；Four the first attachment bases and two connecting rods form sealing panel and shield door it
Between parallelogram motion mechanism, make sealing panel being capable of the first attachment base fulcrum on shield door under the drive of connecting rod
Rotation；The first connection seat both sides on shield door are respectively equipped with left block and right block, and left block and right block are fixed on
On shield door, left block and right block are for limiting the slewing area of connecting rod.
3. the shield gasket door gear according to claim 2 for radioactive cell, which is characterized in that sealing panel is
Stainless steel circular slab, connecting rod rotate between 0~90 °.
4. the shield gasket door gear according to claim 2 for radioactive cell, which is characterized in that spring is first
Distance of the installation point apart from sealing panel on attachment base is a, and installation point of the spring on the first attachment base is apart from shield door
Distance is b；Distance of installation point of the connecting rod on the first attachment base apart from sealing panel is c, and connecting rod is in the first attachment base
On distance of the installation point apart from shield door be d, wherein the value of a is greater than the value of c, and the value of b is greater than the value of d.
5. the shield gasket door gear according to claim 2 for radioactive cell, which is characterized in that hermatic door also wraps
Include: pin, split pin, pin lower end pass through the first attachment base and connecting rod, and connecting rod can be rotated around pin, split pin
Prevent it from falling off across pin lower end.
6. the shield gasket door gear according to claim 1 for radioactive cell, which is characterized in that shield door packet
It includes: cast iron shielding slab, upper roller group, bottom roller group；Cast iron shielding slab is for shielding the gamma-rays inside hot cell, upper rolling
Wheel group is mounted on the top of cast iron shielding slab, and when shield door is mobile, upper roller group rolls in the sliding slot of guiding and support component
It is oriented to；Bottom roller group is mounted on the lower part of cast iron shielding slab, and when shield door is mobile, bottom roller group is in guiding and support component
Guide rail on roll be oriented to and supported.
7. the shield gasket door gear according to claim 1 for radioactive cell, which is characterized in that push-rod assembly packet
It includes: push rod, handle, Caudal connectors, the second attachment base, built-in pipe；Built-in pipe is embedded on the wall of hot cell, and built-in pipe both ends are passed through
Hot cell wall is worn, push rod one end is connect with handle, and the push rod other end is connect after passing through built-in pipe with the tail portion being located inside hot cell
Part connection, Caudal connectors are connect with the second attachment base being fixed on shield door.
8. the shield gasket door gear according to claim 7 for radioactive cell, which is characterized in that the push rod group
Part further include: push rod shelves ring, threaded cap, cap-type sealing ring, gasket seal, gasket seal mounting ring；Gasket seal installs boxing
It connects on push rod, three rubber sheet gasketings is placed in three in gasket seal mounting ring groove；Push rod baffle ring, which is welded on, to be pushed away
On bar, cap-type sealing ring is set between push rod baffle ring and threaded cap；Three groups of through-holes are opened up on push rod, after pulling out push rod,
The bolt outside hot cell is arranged in insertion, locks to shield door.
9. the shield gasket door gear according to claim 1 for radioactive cell, which is characterized in that guiding and support
Component includes supporting table, guide rail and upper hopper chute；Supporting table is welded on inside hot cell, and guide rail is welded in supporting table, upper hopper chute weldering
It connects inside hot cell.
10. the shield gasket door gear according to claim 8 for radioactive cell, which is characterized in that the cap-type
It is that through-hole can pass through push rod among sealing ring, is placed between threaded cap and push rod baffle ring and threaded cap built-in pipe；It is described
Cap-type sealing ring is boss structure, and outer ring boss face is contacted with built-in pipe, be can be realized under the action of threaded cap compresses to pre-
The sealing of pipe laying；The cap-type sealing ring inner ring plane is contacted with push rod baffle ring, can be realized under the action of threaded cap compresses
Sealing to push rod baffle ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910457328.9A CN110130809A (en) | 2019-05-29 | 2019-05-29 | A kind of shield gasket door gear for radioactive cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910457328.9A CN110130809A (en) | 2019-05-29 | 2019-05-29 | A kind of shield gasket door gear for radioactive cell |
Publications (1)
| Publication Number | Publication Date |
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| CN110130809A true CN110130809A (en) | 2019-08-16 |
Family
ID=67582710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910457328.9A Pending CN110130809A (en) | 2019-05-29 | 2019-05-29 | A kind of shield gasket door gear for radioactive cell |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058734A (en) * | 2020-01-06 | 2020-04-24 | 湖大海捷(湖南)工程技术研究有限公司 | Automatic switch sealing door device |
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| CN103191511A (en) * | 2007-06-22 | 2013-07-10 | 佳医健康事业公司 | Syringe assembly with antiseptic cap and method of cleaning and covering an access site |
| CN106507860B (en) * | 2011-10-14 | 2014-04-02 | 中国核电工程有限公司 | A kind of gamma shield of synchro switch covers door |
| CN204332390U (en) * | 2015-01-15 | 2015-05-13 | 中国核动力研究设计院 | Pressurized-water reactor nuclear power plant voltage stabilizer electrical heating elements end plug-outer envelope weld seam helium-leakage detecting apparatus |
| CN107270717A (en) * | 2017-06-19 | 2017-10-20 | 中国核电工程有限公司 | A kind of electric stove door mechanical structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103191511A (en) * | 2007-06-22 | 2013-07-10 | 佳医健康事业公司 | Syringe assembly with antiseptic cap and method of cleaning and covering an access site |
| CN106507860B (en) * | 2011-10-14 | 2014-04-02 | 中国核电工程有限公司 | A kind of gamma shield of synchro switch covers door |
| CN204332390U (en) * | 2015-01-15 | 2015-05-13 | 中国核动力研究设计院 | Pressurized-water reactor nuclear power plant voltage stabilizer electrical heating elements end plug-outer envelope weld seam helium-leakage detecting apparatus |
| CN107270717A (en) * | 2017-06-19 | 2017-10-20 | 中国核电工程有限公司 | A kind of electric stove door mechanical structure |
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| CN111058734A (en) * | 2020-01-06 | 2020-04-24 | 湖大海捷(湖南)工程技术研究有限公司 | Automatic switch sealing door device |
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Application publication date: 20190816 |