CN201475547U - Reversing flange - Google Patents
Reversing flange Download PDFInfo
- Publication number
- CN201475547U CN201475547U CN2009201516290U CN200920151629U CN201475547U CN 201475547 U CN201475547 U CN 201475547U CN 2009201516290 U CN2009201516290 U CN 2009201516290U CN 200920151629 U CN200920151629 U CN 200920151629U CN 201475547 U CN201475547 U CN 201475547U
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- Prior art keywords
- chassis
- hole
- bent member
- seam step
- flange
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- 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
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Abstract
The utility model discloses a reversing flange, belonging to the technical field of pipeline fittings. The task of the utility model is to provide a reversing flange which does not need elbow fittings when connecting two pipelines and changing the direction of the pipelines, lowers the welding production cost and reduces the pollution of the welding gas to the environment. The key points of the technical scheme are as follows: the reversing flange comprises a cake-shaped chassis 1 and a protruding cylindrical spigot step 5 arranged on the lower surface of the chassis 1; and a through hole 6 is arranged on the axial line of the chassis 1 and the spigot step 5. The reversing flange has the characteristics that the axial line of the through hole 6 is a curve, a protruding tubular bending member 2 is arranged on the upper surface of the chassis 1, the axial line of the bending member 2 is coincided with that of the through hole 6, and the structure is simple.
Description
Technical field
The utility model belongs to the pipeline fittings technical field, specifically about pipeline flange.
Background technique
At present, it is many that pipeline flange is used in industry and civil engineering construction, is one of indispensable pipeline fittings in industry and the civil engineering construction.China's chemical industry publishing house discloses the type and the standard contents such as serial size and technical requirements of pipeline flange in " mechanical design handbook " the 2nd fascicle of in October, 1979 Beijing the 3rd printing in the 2nd edition June nineteen eighty-three.In the industrial and agricultural production practice, people press the standard manufacture of its pipeline flange, and are applied, as: during with two pipeline butt joints, on the pipe head of its butt end, pipeline flange is set respectively, the pipeline flange connection that will be provided with respectively with bolt is whole getting final product then.Also have, two pipeline butt joints when needing again to change the direction of pipeline, need be removed on the pipe head of its butt end, be provided with respectively outside the pipeline flange, the bend pipe pipe fitting is set on its pipeline again gets final product.But, kind and type with regard to existing pipeline flange and bend pipe pipe fitting, also has its deficiency, its deficiency is: when connecting two pipelines, and when need changing the direction of pipeline, except that pipeline flange is set, also the bend pipe pipe fitting need be set, the cost of production that comprises the welding formation is higher, and befouling environment.
Summary of the invention
Task of the present utility model provides a kind of deflecting flange, makes it when connecting two pipelines and needing to change the direction of pipeline, and the bend pipe pipe fitting no longer is set, and reduces the cost of production that comprises that welding constitutes, and simultaneously, reduces the pollution of welding process to environment.
The technical solution of the utility model is as follows:
A kind of deflecting flange, include the chassis 1 of cake shape and the seam step 5 of the cylindrical shape of the protrusion of the lower surface that is arranged on chassis 1, and, chassis 1 is provided with through hole 6 with the axis of seam step 5, be characterized in: the axis of described through hole 6 is curves, the upper surface on described chassis 1 is provided with the bent member 2 of the round tube shape of protrusion, the dead in line of the axis of its bent member 2 and through hole 6.
Described deflecting flange, the outer end face 9 of the top portion 3 of its bent member 2 is provided with the seam step 4 of recessed cylindrical shape, the dead in line of the axis of its seam step 4 and through hole 6.
Described deflecting flange, the outer end face 9 of its bent member 2 equals 90 ° with the angle that the bottom end surface of seam step 5 10 constitutes.
Described deflecting flange, the angle that the outer end face 9 of its bent member 2 and the bottom end surface of seam step 5 10 constitute is less than 90 °.
The angle that described deflecting flange, the outer end face 9 of its bent member 2 and the bottom end surface of seam step 5 10 constitute can be 30 °, 45 ° or less than other angles of 90 °.
Described deflecting flange, the outer surface of the round tube shape of its bent member 2 is provided with the depanning ramp surface.
Described deflecting flange, it is arranged on the seam step 5 of cylindrical shape of the lower surface on chassis 1, can be recessed.
Described deflecting flange can be provided with the pipeline internal thread on the internal circular surfaces of the seam step 4 of the recessed cylindrical shape that is provided with on the outer end face 9 of the top portion 3 of its bent member 2.
Described this deflecting flange is made with Forging Technology.
In the industrial and agricultural production practice, when use above-mentioned deflecting flange connect two need simultaneously or change respectively pipe to pipeline the time, the bend pipe pipe fitting no longer is set, reduced the connection weld seam simultaneously, directly reduced cost of production, also reduced by the pollution of welding gas, helped the healthy of welder the air generation.
The beneficial effects of the utility model are as follows: owing to adopt technique scheme, make it connect two pipelines, and will change the direction of pipeline simultaneously the time, the bend pipe pipe fitting no longer is set, reduced the cost of production that comprises that welding constitutes, reduce welding gas to the pollution that air produces, helped the healthy of welder.It is simple in structure.
Description of drawings
Fig. 1 is the 1st embodiment's of the utility model a plan view
Fig. 2 is the 2nd embodiment's of the utility model a plan view
Fig. 3 is the 3rd embodiment's of the utility model a plan view
Fig. 4 is the 4th embodiment's of the utility model a plan view
Fig. 5 is that the A of Fig. 1 and Fig. 2 is to view
Fig. 6 is the 1st worm's eye view to the 4th embodiment of the utility model
Fig. 7 is that the A1 of Fig. 3 and Fig. 4 is to view
Among the figure, 1, chassis 2, bent member 3, top portion 4, seam step 5, seam step 6, through hole 7, bolt hole 9, outer end face 10, bottom end surface
The utility model is described in further detail below in conjunction with accompanying drawing for embodiment
In the embodiment shown in fig. 1, a kind of deflecting flange, include the chassis 1 of cake shape and the seam step 5 of the cylindrical shape of the protrusion of the lower surface that is arranged on chassis 1, and, chassis 1 is provided with through hole 6 with the axis of seam step 5, be characterized in: the axis of described through hole 6 is curves, and the upper surface on described chassis 1 is provided with the bent member 2 of the round tube shape of protrusion, the dead in line of the axis of its bent member 2 and through hole 6.
And the outer end face 9 of the top portion 3 of bent member 2 is provided with the seam step 4 of recessed cylindrical shape, the dead in line of the axis of its seam step 4 and through hole 6.
The outer end face 9 of described bent member 2 equals 90 ° with the angle that the bottom end surface of seam step 5 10 constitutes.
Described this deflecting flange is made with Forging Technology.
When described this deflecting flange and pipe link, earlier the position, termination of pipe link end is inserted in the seam step 4 of the recessed cylindrical shape that is provided with on the deflecting flange top portion outer end face, the visible connection at deflecting flange and pipeline gets final product with welding method is fixing at the interface then.
In the embodiment shown in Figure 2, a kind of deflecting flange, include the chassis 1 of cake shape and the seam step 5 of the cylindrical shape of the protrusion of the lower surface that is arranged on chassis 1, and, chassis 1 is provided with through hole 6 with the axis of seam step 5, be characterized in: the axis of described through hole 6 is curves, and the upper surface on described chassis 1 is provided with the bent member 2 of the round tube shape of protrusion, the dead in line of the axis of its bent member 2 and through hole 6.
And the outer end face 9 of the top portion 3 of bent member 2 is provided with the seam step 4 of recessed cylindrical shape, the dead in line of the axis of its seam step 4 and through hole 6.
The outer end face 9 of described bent member 2 equals 90 ° with the angle that the bottom end surface of seam step 5 10 constitutes.
Described deflecting flange, the outer surface of the round tube shape of bent member 2 is provided with the depanning ramp surface.
Described this deflecting flange is made with Forging Technology.
When described this deflecting flange and pipe link, earlier the position, termination of pipe link end is inserted in the seam step 4 of the recessed cylindrical shape that is provided with on the deflecting flange top portion outer end face, the visible connection at deflecting flange and pipeline gets final product with welding method is fixing at the interface then.
In the embodiment shown in fig. 3, a kind of deflecting flange, include the chassis 1 of cake shape and the seam step 5 of the cylindrical shape of the protrusion of the lower surface that is arranged on chassis 1, and, chassis 1 is provided with through hole 6 with the axis of seam step 5, be characterized in: the axis of described through hole 6 is curves, and the upper surface on described chassis 1 is provided with the bent member 2 of the round tube shape of protrusion, the dead in line of the axis of its bent member 2 and through hole 6.
And the outer end face 9 of the top portion 3 of bent member 2 is provided with the seam step 4 of recessed cylindrical shape, the dead in line of the axis of its seam step 4 and through hole 6.
Described deflecting flange, the outer end face 9 of bent member 2 equals 45 ° with the angle that the bottom end surface of seam step 5 10 constitutes.
Described this deflecting flange is made with Forging Technology.
When described this deflecting flange and pipe link, earlier the position, termination of pipe link end is inserted in the seam step 4 of the recessed cylindrical shape that is provided with on the deflecting flange top portion outer end face, the visible connection at deflecting flange and pipeline gets final product with welding method is fixing at the interface then.
In the embodiment shown in fig. 4, a kind of deflecting flange, include the chassis 1 of cake shape and the seam step 5 of the cylindrical shape of the protrusion of the lower surface that is arranged on chassis 1, and, chassis 1 is provided with through hole 6 with the axis of seam step 5, be characterized in: the axis of described through hole 6 is curves, and the upper surface on described chassis 1 is provided with the bent member 2 of the round tube shape of protrusion, the dead in line of the axis of its bent member 2 and through hole 6.
And the outer end face 9 of the top portion 3 of bent member 2 is provided with the seam step 4 of recessed cylindrical shape, the dead in line of the axis of its seam step 4 and through hole 6.
The outer end face 9 of described bent member 2 equals 45 ° with the angle that the bottom end surface of seam step 5 10 constitutes.
Described deflecting flange, the outer surface of the round tube shape of bent member 2 is provided with the depanning ramp surface.
Described this deflecting flange is made with Forging Technology.
When described this deflecting flange and pipe link, earlier the position, termination of pipe link end is inserted in the seam step 4 of the recessed cylindrical shape that is provided with on the deflecting flange top portion outer end face, the visible connection at deflecting flange and pipeline gets final product with welding method is fixing at the interface then.
Claims (5)
1. deflecting flange, include the chassis (1) of cake shape and the seam step (5) of the cylindrical shape of the protrusion of the lower surface that is arranged on chassis (1), and, chassis (1) is provided with through hole (6) with the axis of seam step (5), it is characterized in that: the axis of described through hole (6) is a curve, the upper surface on described chassis (1) is provided with the bent member (2) of the round tube shape of protrusion, the dead in line of axis of its bent member (2) and through hole (6).
2. a kind of deflecting flange according to claim 1, it is characterized in that: the outer end face (9) of the top portion (3) of bent member (2) is provided with the seam step (4) of recessed cylindrical shape, the dead in line of the axis of its seam step (4) and through hole (6).
3. a kind of deflecting flange according to claim 1 is characterized in that: the outer end face (9) of described bent member (2) equals 90 degree with the angle that the bottom end surface (10) of seam step (5) constitutes.
4. a kind of deflecting flange according to claim 1 is characterized in that: the outer end face (9) of described bent member (2) is spent less than 90 with the angle that the bottom end surface (10) of seam step (5) constitutes.
5. according to any described a kind of deflecting flange of claim 1-4, it is characterized in that: the outer surface of the round tube shape of described bent member (2) is provided with the depanning ramp surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201516290U CN201475547U (en) | 2009-04-20 | 2009-04-20 | Reversing flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201516290U CN201475547U (en) | 2009-04-20 | 2009-04-20 | Reversing flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201475547U true CN201475547U (en) | 2010-05-19 |
Family
ID=42411797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201516290U Expired - Fee Related CN201475547U (en) | 2009-04-20 | 2009-04-20 | Reversing flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201475547U (en) |
-
2009
- 2009-04-20 CN CN2009201516290U patent/CN201475547U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20110420 |