CN206018137U - Radioresistance blind flange - Google Patents
Radioresistance blind flange Download PDFInfo
- Publication number
- CN206018137U CN206018137U CN201620971862.3U CN201620971862U CN206018137U CN 206018137 U CN206018137 U CN 206018137U CN 201620971862 U CN201620971862 U CN 201620971862U CN 206018137 U CN206018137 U CN 206018137U
- Authority
- CN
- China
- Prior art keywords
- flange
- bonded
- layer
- radioresistance
- rolled lead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of radioresistance blind flange, including：Flange circle, solid ring flange body and the gasket seal of pipe end is fixed on, be there are on flange circle multiple sealing grooved rings, the cross section of multiple sealing grooved rings to be serrated, be there are multiple sealing bulge loops on solid flange, the cross section of multiple sealing bulge loops is serrated；Comprehensive Radiological Defense layer is provided with the outer face of solid ring flange body, and comprehensive Radiological Defense layer includes the first rolled lead layer being bonded on solid ring flange body outer face, the first polypropylene flaggy being bonded on the first rolled lead layer outer surface, is bonded in sheet zinc layer on the first polypropylene flaggy outer surface, the second polypropylene flaggy being bonded on the sheet zinc layer outer surface and the second rolled lead layer being bonded on the second polypropylene flaggy outer surface.By the way, the utility model good airproof performance, in addition also has preferable radiation-resisting functional, meets the closure requirement of nuclear material pipeline.
Description
Technical field
The utility model is related to flange technical field, more particularly to a kind of radioresistance blind flange.
Background technology
Flange is a kind of fastening means, and flange connection is referred to and is connected with each other as one group by flange, pad and bolt three
The releasable connection of combined sealing structure.Flange point threaded connection（Screwed connection）Flange, welded flange and clip flange.Flange connects
Connect because its connection sealing is good, stabilized structure, intensity are high, easy to use, low cost and other advantages, are widely used in building row
Industry, urban water supply, boilers and pressure vessel, petroleum industry, supply, chemical industry, grocery trade, fire-fighting, pharmaceutical industry, power station, water
The industries such as profit, HVAC.Blind flange is the one kind in flange, is usually used for blocking pipe end.When blind flange is used in core work
In industry, inside is had nuclear material pipe plugging when, it is desirable to blind flange has radiation-resisting functional, and existing blind flange does not possess
This function.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of radioresistance blind flange, in addition good airproof performance also has
There is preferable radiation-resisting functional, meet the closure requirement of nuclear material pipeline.
For solving above-mentioned technical problem, the technical scheme that the utility model is adopted is：A kind of radioresistance blind is provided
Orchid, including：It is fixed on flange circle, solid ring flange body and the gasket seal of pipe end, solid ring flange body and flange
There are multiple corresponding bolts hole on a week of circle, there is on the flange circle multiple sealing grooved rings, the plurality of sealing grooved ring
Cross section be serrated, there are on the solid flange multiple sealing bulge loops, the cross section of the plurality of sealing bulge loop is in saw
Dentation；
Comprehensive Radiological Defense layer, the comprehensive Radiological Defense is provided with the outer face of the solid ring flange body
Layer includes the first rolled lead layer being bonded on solid ring flange body outer face, is bonded in the first rolled lead layer outer surface
On the first polypropylene flaggy, be bonded in sheet zinc layer on the first polypropylene flaggy outer surface, be bonded in the sheet zinc
The second polypropylene flaggy and the second rolled lead layer being bonded on the second polypropylene flaggy outer surface on layer outer surface.
In one preferred embodiment of the utility model, the thickness of the first rolled lead layer and the second rolled lead layer is
3 millimeters.
In one preferred embodiment of the utility model, the thickness of the first polypropylene flaggy and the second polypropylene board is equal
For 2 millimeters.
In one preferred embodiment of the utility model, the thickness of the sheet zinc layer is 2 millimeters.
The beneficial effects of the utility model are：In addition the utility model radioresistance blind flange, good airproof performance also have preferably
Radiation-resisting functional, meet the closure requirement of nuclear material pipeline.
Description of the drawings
For the technical scheme being illustrated more clearly that in the utility model embodiment, below will be to needed for embodiment description
Accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the structural representation of one preferred embodiment of the utility model radioresistance blind flange.
In accompanying drawing, the mark of each part is as follows：1st, flange circle, 2, solid ring flange body, 3, sealing grooved ring, 4, seal convex
Ring.
Specific embodiment
Technical scheme in the utility model embodiment will be clearly and completely described below, it is clear that described
Embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Enforcement in based on the utility model
Example, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made are belonged to
The scope of the utility model protection.
Fig. 1 is referred to, the utility model embodiment includes：
A kind of radioresistance blind flange, including：It is fixed on flange circle 1, solid ring flange body 2 and the sealing gasket of pipe end
There are multiple corresponding bolts hole on a week of piece, solid ring flange body and flange circle, have on the flange circle multiple close
Sealing groove ring 3, the cross section of the plurality of sealing grooved ring are serrated, and there are on the solid flange multiple sealing bulge loops 4, described
The cross section of multiple sealing bulge loops is serrated, and during use, sealing grooved ring 3 and sealing bulge loop 4 are engaged, extruding pad, sealing
Performance is good.
Comprehensive Radiological Defense layer is provided with the outer face of the solid ring flange body 2, and the comprehensive radioresistance is protected
Sheath includes the first rolled lead layer being bonded on solid ring flange body outer face, is bonded in the first rolled lead layer appearance
The first polypropylene flaggy on face, it is bonded in sheet zinc layer on the first polypropylene flaggy outer surface, is bonded in the thin zinc
The second polypropylene flaggy and the second rolled lead layer being bonded on the second polypropylene flaggy outer surface on flaggy outer surface,
Above layers combine so that the utility model has preferable radiation-resisting functional, meet the closure requirement of nuclear material pipeline.
Preferably, the thickness of the first rolled lead layer and the second rolled lead layer is 3 millimeters.
Preferably, the thickness of the first polypropylene flaggy and the second polypropylene board is 2 millimeters.
Preferably, the thickness of the sheet zinc layer is 2 millimeters.
The beneficial effects of the utility model are：In addition the utility model radioresistance blind flange, good airproof performance also have preferably
Radiation-resisting functional, meet the closure requirement of nuclear material pipeline.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, every
The equivalent structure that is made using the utility model description or equivalent flow conversion, or directly or indirectly it is used in other phases
The technical field of pass, is included in scope of patent protection of the present utility model in the same manner.
Claims (4)
1. a kind of radioresistance blind flange, it is characterised in that include：It is fixed on the flange circle of pipe end, solid ring flange body
And there are multiple corresponding bolts hole on a week of gasket seal, solid ring flange body and flange circle, have on the flange circle
The cross section for having multiple sealing grooved rings, the plurality of sealing grooved ring is serrated, and has multiple sealings convex on the solid flange
Ring, the cross section of the plurality of sealing bulge loop are serrated；
Comprehensive Radiological Defense layer, the comprehensive Radiological Defense layer bag is provided with the outer face of the solid ring flange body
Include be bonded on solid ring flange body outer face the first rolled lead layer, be bonded on the first rolled lead layer outer surface
First polypropylene flaggy, it is bonded in sheet zinc layer on the first polypropylene flaggy outer surface, is bonded in outside the sheet zinc layer
The second polypropylene flaggy and the second rolled lead layer being bonded on the second polypropylene flaggy outer surface on surface.
2. radioresistance blind flange according to claim 1, it is characterised in that the first rolled lead layer and the second rolled lead
The thickness of layer is 3 millimeters.
3. radioresistance blind flange according to claim 1, it is characterised in that the first polypropylene flaggy and second poly- third
The thickness of alkene plate is 2 millimeters.
4. radioresistance blind flange according to claim 1, it is characterised in that the thickness of the sheet zinc layer is 2 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620971862.3U CN206018137U (en) | 2016-08-30 | 2016-08-30 | Radioresistance blind flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620971862.3U CN206018137U (en) | 2016-08-30 | 2016-08-30 | Radioresistance blind flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206018137U true CN206018137U (en) | 2017-03-15 |
Family
ID=58254635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620971862.3U Expired - Fee Related CN206018137U (en) | 2016-08-30 | 2016-08-30 | Radioresistance blind flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206018137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224683A (en) * | 2016-08-30 | 2016-12-14 | 无锡神意环件法兰有限公司 | Radioprotective blind flange |
-
2016
- 2016-08-30 CN CN201620971862.3U patent/CN206018137U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224683A (en) * | 2016-08-30 | 2016-12-14 | 无锡神意环件法兰有限公司 | Radioprotective blind flange |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20170830 |