CN206018076U - Novel butt welded flange - Google Patents
Novel butt welded flange Download PDFInfo
- Publication number
- CN206018076U CN206018076U CN201620971863.8U CN201620971863U CN206018076U CN 206018076 U CN206018076 U CN 206018076U CN 201620971863 U CN201620971863 U CN 201620971863U CN 206018076 U CN206018076 U CN 206018076U
- Authority
- CN
- China
- Prior art keywords
- protective layer
- zinc
- flange body
- flange
- welding portion
- 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 Novel butt welded flange, including：Flange body in the form of annular discs, butt welding portion is provided with the end face of flange body, butt welding portion includes the first hollow prismoid section, the second hollow prismoid section and through hole, angle between the lateral surface and horizontal plane of the first hollow prismoid section is 42 ~ 48 degree, and the angle between the lateral surface and horizontal plane of the second hollow prismoid section is 72 ~ 78 degree；Flange body and butt welding portion are monolithic construction; outer composite protection layer is provided with the outer surface in flange body and butt welding portion; outer composite protection layer includes the interior chromium plating protective layer being arranged in flange body and butt welding portion outer surface; the first zinc-plated protective layer is provided with the outer surface of interior chromium plating protective layer; the second zinc-plated protective layer is provided with the outer surface of the first zinc-plated protective layer, is provided with the bright chromium protective layer of outer plating on the outer surface of the second zinc-plated protective layer.By the way, the utility model welding effect is good, and also there is preferable decay resistance, appearance light.
Description
Technical field
The utility model is related to flange technical field, more particularly to a kind of Novel butt welded 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.W.N flange is the one kind in flange, and existing W.N flange could be improved.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of Novel butt welded flange, simple and reasonable, intensity
Height, good with pipeline welding effect, in addition also there is preferable decay resistance, appearance light, better appearance.
For solving above-mentioned technical problem, the technical scheme that the utility model is adopted is：A kind of Novel butt welded method is provided
Orchid, including：Flange body in the form of annular discs, is provided with butt welding portion on the end face of the flange body, the butt welding portion includes
The first hollow prismoid section being arranged on flange body end face and the second sky being arranged on the first hollow prismoid section outer face
Heart prismoid section, forms a through hole between the flange body, the first hollow prismoid section and the second hollow prismoid section, and described the
Angle between the lateral surface and horizontal plane of one hollow prismoid section is 42 ~ 48 degree, the lateral surface of the second hollow prismoid section with
Angle between horizontal plane is 72 ~ 78 degree, and there is on the outer face of the second open circles frustum a welding slot；
The flange body and butt welding portion are for being provided with the outer surface in monolithic construction, the flange body and butt welding portion
Outer composite protection layer, the outer composite protection layer include the interior chromium plating protection being arranged in flange body and butt welding portion outer surface
Layer, is provided with the first zinc-plated protective layer, the outer surface of the first zinc-plated protective layer on the outer surface of the interior chromium plating protective layer
On be provided with the second zinc-plated protective layer, be provided with the bright chromium protective layer of outer plating on the outer surface of the second zinc-plated protective layer.
In one preferred embodiment of the utility model, the thickness of the interior chromium plating protective layer is 40 ~ 50 microns.
In one preferred embodiment of the utility model, the thickness of the first zinc-plated protective layer is 20 ~ 30 microns.
In one preferred embodiment of the utility model, the thickness of the second zinc-plated protective layer is 30 ~ 40 microns.
In one preferred embodiment of the utility model, the outer thickness for plating bright chromium protective layer is 40 ~ 50 microns.
The beneficial effects of the utility model are：The Novel butt welded flange that the utility model is disclosed, simple and reasonable, intensity
Height, good with pipeline welding effect, in addition also there is preferable decay resistance, appearance light, better appearance.
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 Novel butt welded flange.
In accompanying drawing, the mark of each part is as follows：1st, flange body, the 2, first hollow prismoid section, the 3, second hollow prismoid section,
4th, through hole, 5, welding slot.
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 Novel butt welded flange, including：Flange body 1 in the form of annular discs, is arranged on the end face of the flange body
There are butt welding portion, the butt welding portion to include the be arranged on flange body end face first hollow prismoid section 2 and be arranged on the first sky
The second hollow prismoid section 3 on heart prismoid section outer face, the flange body, the first hollow prismoid section and the second hollow prismoid section
Between formed a through hole 4, the angle between the lateral surface and horizontal plane of the first hollow prismoid section is 42 ~ 48 degree, institute
The angle that states between the lateral surface and horizontal plane of the second hollow prismoid section is 72 ~ 78 degree, and it is higher that said structure causes flange to have
Intensity.
There is on the outer face of the second open circles frustum a welding slot 5, be easy to pipeline insertion welding, weld matter
Amount is high.
The flange body and butt welding portion are for being provided with the outer surface in monolithic construction, the flange body and butt welding portion
Outer composite protection layer, the outer composite protection layer include the interior chromium plating protection being arranged in flange body and butt welding portion outer surface
Layer, is provided with the first zinc-plated protective layer, the outer surface of the first zinc-plated protective layer on the outer surface of the interior chromium plating protective layer
On be provided with the second zinc-plated protective layer, be provided with the bright chromium protective layer of outer plating on the outer surface of the second zinc-plated protective layer.
Above-mentioned interior chromium plating protective layer, the first zinc-plated protective layer, the second zinc-plated protective layer and the bright chromium protective layer of outer plating so that
Flange has preferable decay resistance, appearance light, better appearance.
Preferably, the thickness of the interior chromium plating protective layer is 40 ~ 50 microns.
Preferably, the thickness of the described first zinc-plated protective layer is 20 ~ 30 microns.
Preferably, the thickness of the described second zinc-plated protective layer is 30 ~ 40 microns.
Preferably, the thickness of the bright chromium protective layer of the outer plating is 40 ~ 50 microns.
The beneficial effects of the utility model are：The Novel butt welded flange that the utility model is disclosed, simple and reasonable, intensity
Height, good with pipeline welding effect, in addition also there is preferable decay resistance, appearance light, better appearance.
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 (5)
1. a kind of Novel butt welded flange, it is characterised in that include：Flange body in the form of annular discs, one end of the flange body
Butt welding portion is provided with face, and the butt welding portion includes the be arranged on flange body end face first hollow prismoid section and is arranged on
The second hollow prismoid section on first hollow prismoid section outer face, the flange body, the first hollow prismoid section and second are hollow
A through hole is formed between prismoid section, the angle between the lateral surface and horizontal plane of the first hollow prismoid section is 42 ~ 48
Degree, the angle between the lateral surface and horizontal plane of the second hollow prismoid section is 72 ~ 78 degree, the second open circles frustum
There is on outer face a welding slot；
The flange body and butt welding portion are outer multiple for being provided with the outer surface in monolithic construction, the flange body and butt welding portion
Protective layer is closed, the outer composite protection layer includes the interior chromium plating protective layer being arranged in flange body and butt welding portion outer surface, institute
The first zinc-plated protective layer is provided with the outer surface for stating interior chromium plating protective layer, is arranged on the outer surface of the first zinc-plated protective layer
There is the second zinc-plated protective layer, on the outer surface of the second zinc-plated protective layer, be provided with the bright chromium protective layer of outer plating.
2. Novel butt welded flange according to claim 1, it is characterised in that the thickness of the interior chromium plating protective layer is 40 ~
50 microns.
3. Novel butt welded flange according to claim 1, it is characterised in that the thickness of the first zinc-plated protective layer is 20
~ 30 microns.
4. Novel butt welded flange according to claim 1, it is characterised in that the thickness of the second zinc-plated protective layer is 30
~ 40 microns.
5. Novel butt welded flange according to claim 1, it is characterised in that the thickness of the bright chromium protective layer of the outer plating is 40
~ 50 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620971863.8U CN206018076U (en) | 2016-08-30 | 2016-08-30 | Novel butt welded flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620971863.8U CN206018076U (en) | 2016-08-30 | 2016-08-30 | Novel butt welded flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206018076U true CN206018076U (en) | 2017-03-15 |
Family
ID=58253838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620971863.8U Expired - Fee Related CN206018076U (en) | 2016-08-30 | 2016-08-30 | Novel butt welded flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206018076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224669A (en) * | 2016-08-30 | 2016-12-14 | 无锡神意环件法兰有限公司 | Novel butt welded flange |
-
2016
- 2016-08-30 CN CN201620971863.8U patent/CN206018076U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224669A (en) * | 2016-08-30 | 2016-12-14 | 无锡神意环件法兰有限公司 | Novel butt welded 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 |