CN208153910U - Sealing ring and its installation tool for vacuum flange docking - Google Patents
Sealing ring and its installation tool for vacuum flange docking Download PDFInfo
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- CN208153910U CN208153910U CN201820185638.0U CN201820185638U CN208153910U CN 208153910 U CN208153910 U CN 208153910U CN 201820185638 U CN201820185638 U CN 201820185638U CN 208153910 U CN208153910 U CN 208153910U
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- sealing ring
- protrusion
- flange
- sealing
- docking
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Abstract
This application discloses a kind of sealing rings and its installation tool for vacuum flange docking, wherein, the sealing ring side is cylindrical surface, two end face surfaces that the sealing ring is used to be in contact with flange interface are equipped with around one week protrusion of sealing ring, and the top of the protrusion is along the axially extending of the sealing ring.The sealing ring of metal material is first inserted between two flange faces to be docked by the application；Pre-determined bit is realized in each link of fixed link fixed seal ring；Mounting rod can carry fixing bolt and is screwed in chain link to contact, sealing ring is squeezed by flange, so that sealing ring generates deformation and is filled in realization sealing between flange face, to complete the contactless installation of sealing ring, it is easy to operate, convenient for realizing quick despatch under high radiation environment.
Description
Technical field
This application involves accelerator field more particularly to a kind of sealing rings and its erector for vacuum flange docking
Tool.
Background technique
In particle accelerator field, vacuum system connects the edge of a knife flange arrangement for the standard that generallys use, and has preferable
Safety and reliability.But for the high current proton precessional magnetometer as Chinese spallation neutron source (CSNS), due to radiation agent
Amount is big, needs to complete the replacement and repair of injured part after equipment goes wrong in tunnel within the time short as far as possible, therefore in pipe
Road connection, the connection of pumping hole etc. are all made of chain type Quick-disassembling device.And the particle accelerator large-scale scientific research complicated as one is set
It is standby, it is limited by desired physical considerations, mechanical requirements etc., partial region installation space is smaller, it is therefore desirable to be radiated in height, under small space
Installation small size flange.
The existing clip for being used to install edge of a knife flange in accelerator field, structure cause to be not easy to pacify in small space
Dress, installation time is longer, extremely not convenient.
Summary of the invention
The application provides a kind of sealing ring of vacuum flange docking, it is intended to solve vacuum flange in the environment of height radiation and pacify
The difficult problem of dress sealing.
A kind of sealing ring for vacuum flange docking disclosed in the present application, wherein the sealing ring side is cylindrical surface,
Two end faces that the sealing ring is used to be in contact with flange interface are equipped with around one week protrusion of sealing ring, described convex
The top in portion is axially extending along the sealing ring.
The sealing ring for vacuum flange docking, wherein the protrusion, which includes at least, is located at the sealing ring table
The outer ring protrusion of face excircle and inner ring protrusion positioned at inner periphery.
The sealing ring for vacuum flange docking, wherein height of the outer ring protrusion along the sealing ring axial direction
Degree is greater than the inner ring protrusion.
The sealing ring for vacuum flange docking, wherein the axial cross section of the protrusion is trapezoidal.
The sealing ring for vacuum flange docking, wherein the axial cross section of the protrusion is triangular in shape.
The sealing ring for vacuum flange docking, wherein the sealing ring surface element is protruded at the top of the protrusion
Divide and form bladed, outer ring protrusion blade angle is greater than the inner ring protrusion.
The described sealing ring for vacuum flange docking, wherein the sealing ring side is equipped with for by the sealing
Circle hangs on the fixed part between two flanges of docking, and the fixed part is arc-shaped, and both sides of the edge are along the sealing ring
It is axial to extend to two sides.
The sealing ring for vacuum flange docking, wherein the middle position of the fixed part is equipped with for docking
The department of assembly of installs fixture.
The sealing ring for vacuum flange docking, wherein the department of assembly is to be arranged on the fixed part surface
Notch, the cavity for the main fixture of card is formed in the notch, the notch and the cavity are arc-shaped described
The arc length of cavity is greater than the notch.
It is a kind of for installing the fixture of sealing ring, wherein the sealing ring be above-described sealing ring, the fixture packet
It includes telescopic rod and is fixed on the fixed block of the telescopic rod end, the fixed block is adapted with the department of assembly.
The sealing ring and its installation tool of the docking of vacuum flange given by the application, first insert the sealing ring of metal material
Enter between two flange faces to be docked；Pre-determined bit is realized in each link of fixed link fixed seal ring；Mounting rod can carry solid
Determine bolt and be screwed in chain link to contact, sealing ring is squeezed by flange, so that sealing ring generates deformation and is filled in flange
Sealing is realized between face, so that the contactless installation of sealing ring is completed, it is easy to operate, it is convenient for quick despatch.
Detailed description of the invention
Fig. 1 is the overall structure diagram of clip in the embodiment of the present application；
Fig. 2 is the explosive view of clip in the embodiment of the present application；
Fig. 3 is the structural schematic diagram of installation tool in the embodiment of the present application；
Fig. 4 is the installation condition schematic diagram of clip in the embodiment of the present application；
Fig. 5 is the structural schematic diagram of sealing ring in the embodiment of the present application；
Fig. 6 is the structural schematic diagram of sealing ring in another embodiment of the application；
Fig. 7 is the installs fixture structural schematic diagram of sealing ring in the embodiment of the present application.
Specific embodiment
The application is described in further detail below by specific embodiment combination attached drawing.
The sealing ring of the docking of vacuum flange given by the present embodiment, as shown in Fig. 1 grade Fig. 2, clip 1 includes that can dock to be in
The chain of annular, chain include the multiple card valves 10 being hinged, and the surface of card valve 10 is equipped with consolidating for abutting joint tool
Determine portion.Wherein, clip 1 can be single chain, and when use is end to end and locks, and can also be multiple chains, chain when use
The head and the tail of item are sequentially connected with to form annular, and junction are locked.In the present embodiment, clip 1 includes two chains, each chain
The card valve 10 being hinged including two.The fixed part of 10 outer surface of card valve setting can be the knot that hole or buckle etc. are used to dock
Structure, in the present embodiment, which is fixing threaded hole 11.Fastening screw hole 12 is designed on the card valve 10 at the head and the tail both ends of chain,
By screwing fastening bolt 13 compatible with fastening screw hole 12 come locking hoop 1.
Disclosed herein as well is a kind of for installing the tool of above-mentioned sealing ring, as shown in Figures 3 and 4, including installation part 2
And fixing piece 3, installation part 2 include mounting rod 20, are fixed on the handle 21 of 20 tail portion of mounting rod, are fixed on 20 end of mounting rod
Work department, the work department are used to screw the fastening bolt 13 at chain docking.In the present embodiment, fastening bolt 13 is interior hexagonal spiral shell
Bolt, the work department of 20 end of mounting rod are allen wrench 22, and handle 21 is to be suitble to hold the hexagonal (hexagon)nut structure screwed, certainly
It is also possible to other to be suitble to hold the structure screwed, such as the cross bar or rocking handle of "-" type.Mounting rod 20 is tubulose, is passed through
Mounting rod 20 screws fastening bolt 13 and had not only been able to achieve contactless Remote Installation, but also without complicated tool, structure letter
Single, it is convenient to operate.
Fastening bolt 13 needs allen wrench 22 to carry in the fastening screw hole 12 of feeding card valve 10, in order to ensure in the process
Fastening bolt 13 falls off from mounting rod 20, and allen wrench 21 closes on end and is uniformly distributed with a circle elastic slice, passes through bullet
Piece clamps the tail portion of fastening bolt 13 to tightening at center, prevents it from falling off.
Fixing piece 3 includes fixed link 30, and the handle 31 of 30 tail portion of fixed link is arranged in and 30 end of fixed link is arranged in
Extension 32,32 surface of extension are equipped with screw thread compatible with fixing threaded hole 11.Wherein, handle 31 is axial with fixed link 30
Perpendicular lateral handle.In use, extension 32 is screwed into fixing threaded hole 11, card valve 10 is fixed on 30 end of fixed link
Then portion is covered chain on the flange 4 docked at two by operation fixed link 30, then pass through mounting rod 20 for fastening bolt 13
It is screwed in fastening screw hole 12 and screws, then reversely screw fixed link 30, draw back mounting rod 20 and fixed link 30.
As shown in figure 5, being additionally provided with sealing ring 5 between the flange 4 that two dock to realize the sealing between flange 4.
The sealing ring 5 uses metal material, such as aluminium, good compared to traditional rubber material sealing ring ageing resistance.5 face of sealing ring
The two sides of 3 end face of flange are respectively equipped with around 5 one weeks protrusions of sealing ring 51, and 51 top of protrusion is constantly shunk, so that protrusion 51
Axial cross section is trapezoidal (upper bottom width of trapezoid cross section is less than 0.1mm), or forms the bladed that axial cross section is triangle, this
Only section is used to carry out illustrative disclosure for the bladed structure of triangle by protrusion 51 in embodiment.Using such structure
Design, reduces the contact area between 4 end face of sealing ring 5 and flange, as long as applying the clamping force of a very little to flange 4,
The protrusion 51 of sealing ring 5 just will receive great pressure, so that the ductility deformation of metal is generated, by the sky at 4 docking of flange
Gap filling, realizes sealing.Meanwhile the deformation quantity of sealing ring 5 is controlled by the clamping force of control flange 4, this can be made close
Seal 5 is reusable repeatedly, its deformation quantity increases on the basis of previous when using every time, until meet seal request,
After being disappeared after protrusion 51 is used for multiple times due to the extension of metal, which scraps.
As shown in fig. 6, in the application other embodiments, protrusion 51 may include in order to increase the leakproofness of sealing ring 5
Height and different two circles of sword end angle, respectively outer ring protrusion 511 and inner ring protrusion 512,511 sword of outer ring protrusion it is tall and big in
Inner ring protrusion 512, and the angle of 511 cutting edge of outer ring protrusion is greater than outer ring protrusion 512 (and the bladed of inner ring protrusion 512 is more sharp
It is sharp), using such structure, when the end face of flange 4 is relatively rough, outer ring protrusion 511 be extruded deformation it is very big in the case where still
It cannot achieve sealing, continue inner ring protrusion 511 will be made to generate deformation the application of clip 1 pretightning force, be connect to fill up flange 4
Gap between contacting surface.Since the blade angle of inner ring recess portion 511 is smaller, forced area is small at cutting edge, so that in very little
Biggish deformation will be generated under external force, thus, in outer ring protrusion on the basis of 512 deformation, as long as being further added by very little
Pretightning force will make inner ring protrusion 511 generate deformation, reduce operation difficulty.
Sealing ring 5 is slided under the influence of will receive self weight when being put between 4 contact surface of flange, influences to position, and is also unfavorable for remote
Journey installation.To solve this problem, the periphery of the sealing ring 5 in the present embodiment is equipped with fixinig plate 52, and fixinig plate 52 is along close
The axial of seal 5 extends to two sides, forms the sheet metal of arc-shaped (along sealing ring outer rim), and arc length is less than sealing
Half of circumference of circle 5.For the ease of Remote Installation, sealing ring 5 offered on the periphery of fixinig plate 52 for installation folder
Has the department of assembly of docking.Department of assembly includes the notch 531 for being located at 52 surface of fixinig plate, and the cavity being connected to notch 531
532, notch 531 with cavity 532 be it is arc-shaped, the radian length of cavity 532 is greater than notch 531, and closer to close on position
The center of circle of seal.
As shown in fig. 7, the installs fixture includes an extensible telescopic rod 61, the end of telescopic rod 61 is equipped with fixed block
62, the intermediate position of two sides of fixed block 62 is respectively equipped with the card slot 63 of indent, and card slot 63 goes up one end along its length
Opening, other end closing, so that the end face of fixed block 62 (perpendicular to 63 direction of card slot) side is in the shape of an " I ", the other side is
Rectangle.It is 62 top surface 621 of connection fixing block between two card slots 63, the spacer portion 64 of bottom surface 622.Wherein, spacer portion 64 and lack
531 phases of mouth are agreed with, and the bottom surface 62 of fixed block 62 is adapted with cavity 532.
When sealing ring 5 is installed, first fixture is docked with mounting portion, one end direction dress that the card slot 63 of fixed block 62 is open
With portion, and the bottom surface 622 of fixed block 62 is made to be divided into cavity 532, spacer portion 64 is divided into notch 531, while the top of fixed block 62
Face is covered on 52 surface of fixinig plate.Thus sealing ring 5 is fixed on fixed block 62, since one end of card slot 63 is closing
, it is prevented that there is the problem of fixed block 62 is skidded off from the other side in sealing ring 5 when docking with fixed block 62.Sealing ring 5 is fixed
It after on fixture, then operates fixture and sealing ring 5 is from top to bottom inserted between two flanges 4, then along the axial shifting of sealing ring 5
Dynamic telescopic rod 61, exits notch 531 for fixed block 62, and withdraw telescopic rod 61.Wherein, fixinig plate 52 is covered on the circle of flange 4
On circumferential surface, play the role of hook, sealing ring 5 is positioned, prevents its downslide.Inside flange 4 and clip 1
The matching relationship of groove, fixinig plate 52 along axial less than two flanges 4 of size dock after thickness, i.e. fixinig plate 52 is axial
Retaining between two boundaries and two 4 outer edges of flange has one section of gap.The sealing ring using the preferable aluminium of ductility or gold,
Silvery is standby.
The application gives the method for installing the clip using above-mentioned installation tool, including step：
S1, installation sealing ring
Fixture is docked with mounting portion, operation fixture sealing ring is fixed on fixture, operation fixture by sealing ring by
Be inserted under between two flanges, fixinig plate is covered on the periphery of flange, play the role of hook, to sealing ring into
Row positioning, prevents its downslide.
S2, clip pre-determined bit
The extension of fixed link is screwed into the fixation hole of sealing ring, and clip is looped around at flange docking, so that
Flange circle periphery enters in the annular groove in clip.It can also be sliding in the contact surface of clip and flange spray molybdenum disulfide in advance
Agent reduces the coefficient of friction of contact surface, is conducive to reduce vacuum sealing pretightning force.
S3, fixing hoop
Fixing bolt is fixed on to the work department end of mounting rod, and is screwed in the fastening screw hole at sealing ring docking,
Control fixing bolt screws degree, until sealing ring generates deformation and fills the gap between flange face；
S4, installation tool is withdrawn
Fixed link and mounting rod are withdrawn.
Sealing ring, installation tool and its installation method of the docking of vacuum flange given by the application, first by metal material
Sealing ring be inserted between two flange faces to be docked；Each card valve of fixed link fixed seal ring realizes pre-determined bit；Installation
Bar can carry fixing bolt and is screwed at card valve docking, squeeze sealing ring by flange, so that sealing ring generates deformation
It is filled between flange face and realizes sealing, so that the contactless installation of sealing ring is completed, it is easy to operate, it is convenient for quick despatch.
The foregoing is a further detailed description of the present application in conjunction with specific implementation manners, and it cannot be said that this Shen
Specific implementation please is only limited to these instructions.For those of ordinary skill in the art to which this application belongs, it is not taking off
Under the premise of from the present application design, a number of simple deductions or replacements can also be made.
Claims (8)
1. a kind of sealing ring for vacuum flange docking, which is characterized in that the sealing ring side is cylindrical surface, the sealing
Two end faces for being in contact with flange interface are enclosed to be equipped with around one week protrusion of sealing ring, the top of the protrusion
Along the axially extending of the sealing ring；
The protrusion includes at least the inner ring protrusion positioned at the outer ring protrusion of sealing ring surface excircle and positioned at inner periphery；
The axial cross section of the protrusion is trapezoidal.
2. the sealing ring for vacuum flange docking as described in claim 1, which is characterized in that the outer ring protrusion is along described
The height of sealing ring axial direction is greater than the inner ring protrusion.
3. the sealing ring for vacuum flange docking as claimed in claim 2, which is characterized in that the axial cross section of the protrusion
It is triangular in shape.
4. the sealing ring for vacuum flange docking as claimed in claim 3, which is characterized in that protrude institute at the top of the protrusion
It states sealing ring end face part and forms bladed, outer ring protrusion blade angle is greater than the inner ring protrusion.
5. the sealing ring a method according to any one of claims 1-3 for vacuum flange docking, which is characterized in that the sealing ring side
Face is equipped with for the sealing ring to be hung on to the fixed part between two flanges of docking, and the fixed part is arc-shaped,
Both sides of the edge are axial to two sides extension along the sealing ring.
6. the sealing ring for vacuum flange docking as claimed in claim 5, which is characterized in that the interposition of the fixed part
Install the department of assembly for abutting joint fixture.
7. the sealing ring for vacuum flange docking as claimed in claim 6, which is characterized in that the department of assembly is that setting exists
The notch on the fixed part surface, the interior cavity formed for the main fixture of card of the notch, the notch and the cavity
It is the arc length of the arc-shaped cavity greater than the notch.
8. a kind of for installing the fixture of sealing ring, which is characterized in that the sealing ring is sealing described in claim 6 or 7
Circle, the fixture include telescopic rod and the fixed block for being fixed on the telescopic rod end, the fixed block and department of assembly's phase
Adaptation；The intermediate position of two sides of fixed block is respectively equipped with the card slot of indent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820185638.0U CN208153910U (en) | 2018-02-02 | 2018-02-02 | Sealing ring and its installation tool for vacuum flange docking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820185638.0U CN208153910U (en) | 2018-02-02 | 2018-02-02 | Sealing ring and its installation tool for vacuum flange docking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208153910U true CN208153910U (en) | 2018-11-27 |
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ID=64381952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820185638.0U Active CN208153910U (en) | 2018-02-02 | 2018-02-02 | Sealing ring and its installation tool for vacuum flange docking |
Country Status (1)
| Country | Link |
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| CN (1) | CN208153910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111447723A (en) * | 2020-04-09 | 2020-07-24 | 西北核技术研究院 | Knife edge sealing type quick-release flange assembly applied to accelerator vacuum system |
-
2018
- 2018-02-02 CN CN201820185638.0U patent/CN208153910U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111447723A (en) * | 2020-04-09 | 2020-07-24 | 西北核技术研究院 | Knife edge sealing type quick-release flange assembly applied to accelerator vacuum system |
| CN111447723B (en) * | 2020-04-09 | 2022-06-03 | 西北核技术研究院 | Knife edge sealing type quick-release flange assembly applied to accelerator vacuum system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 523808 room 1316, building 1, building 1, Everbright digital family zone 1, No. 2, headquarters 2 Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee after: Sciences Center for Spallation Neutron Sources Address before: 523808 Science Park Productivity Building, Songshan Lake Science and Technology Industrial Park, Dongguan City, Guangdong Province Patentee before: DONGGUAN NEUTRON SCIENCE CENTER |
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| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220615 Address after: 100043 courtyard 19, Yuquan Road, Shijingshan District, Beijing Patentee after: INSTITUTE OF HIGH ENERGY PHYSICS, CHINESE ACADEMY OF SCIENCES Address before: 523808 room 1316, building 1, building 1, Everbright digital family zone 1, No. 2, headquarters 2 Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: Sciences Center for Spallation Neutron Sources |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230403 Address after: Room 1001, Unit 1, Building 1, No. 1 Yiran Road, Songshanhu Park, Dongguan City, Guangdong Province, 523808 Patentee after: Guoke Neutron Medical Technology Co.,Ltd. Address before: 100043 courtyard 19, Yuquan Road, Shijingshan District, Beijing Patentee before: INSTITUTE OF HIGH ENERGY PHYSICS, CHINESE ACADEMY OF SCIENCES |
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| TR01 | Transfer of patent right |