CN109687337A - A kind of flange arrangement and a kind of GIS shell of anti-welding deformation - Google Patents
A kind of flange arrangement and a kind of GIS shell of anti-welding deformation Download PDFInfo
- Publication number
- CN109687337A CN109687337A CN201811418279.XA CN201811418279A CN109687337A CN 109687337 A CN109687337 A CN 109687337A CN 201811418279 A CN201811418279 A CN 201811418279A CN 109687337 A CN109687337 A CN 109687337A
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- flange
- welding
- flange section
- deformation
- body portion
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention relates to a kind of flange arrangements of anti-welding deformation and a kind of GIS shell, GIS shell includes cylinder and the flange arrangement with one end welding of cylinder, flange arrangement includes flange section and body portion, and the junction of flange section and body portion is provided with Anti-deformation support part.Welding ends and flange section are spaced a distance setting, and when welding to flange arrangement, heat needs to transmit a certain distance and gets to flange section, it will be able to reduce influence of the heat at welding ends because of welding generation to flange section.Also, Anti-deformation support part can prevent the heated cooling after-contraction of welding ends and flange section is caused to tilt.Therefore, which pays close attention to shape and size, and welding deformation is reduced in terms of optimizing structure design, the use of flange arrangement is not influenced not only, but also may be implemented to weld preceding processing, the deflection of welding is greatly lowered.
Description
Technical field
The present invention relates to a kind of flange arrangements of anti-welding deformation and a kind of GIS shell.
Background technique
The most common structure of GIS Al-alloy casing weldment is cylinder and flange welding, domestic and international common manufacturing process
It is: first welds post-processing flange.Such as: it is disclosed in the Chinese invention patent application file that application publication number is CN108400562A
A kind of double density sealing groove three-way body branch cartridge module does flange processing in one end of branch cylinder, forms branch drum flange, branch cylinder and branch cylinder
Flange is integrated.But as single cylinder size is continuously increased, existing lathe has been unable to meet the cylinder of larger size
The processing of body and flange welding part.
In order to meet the manufacture requirement of overlength super large structural member, flange has to process before weldering.But before weldering after processing
Flange welding when be easily deformed, influence product quality.Welding deformation is mainly since weldment is by generating in welding process
The influence of uneven temperature field and the physical property and welding of the geomery of the deformation generated, welding deformation and weldment, material
The factors such as method are related.
Summary of the invention
The object of the present invention is to provide a kind of flange arrangements of anti-welding deformation, exist to solve the flange before welding after processing
The problem of being easily deformed when welding.Present invention simultaneously provides a kind of GIS shells, are welding to solve the flange in GIS shell
When the problem of being easily deformed.
To achieve the above object, the present invention includes following technical scheme.
A kind of flange arrangement of anti-welding deformation, including flange section and body portion, the flange section and the pipe
The junction of body portion is provided with Anti-deformation support part, and one end far from the flange section of the body portion is welding
End.
Firstly, a body portion is provided between welding ends and flange section, since body portion has certain length
Degree, therefore, welding ends and flange section are spaced a distance setting, i.e. welding ends is arranged far from flange section, to flange
When structure is welded, heat needs to transmit a certain distance and gets to flange section, when heat reaches flange section
Significantly decay, it will be able to reduce influence of the heat at welding ends because of welding generation to flange section, flange arrangement is integrally set
It is calculated as height-diameter flange.Also, the junction of flange section and body portion is provided with Anti-deformation support part, prevent welding ends by
Heat cools down after-contraction and flange section is caused to tilt.Therefore, which pays close attention to shape and size, sets from optimization structure
Meter aspect reduces welding deformation, does not influence the use of flange arrangement not only, but also may be implemented to weld preceding processing, weldering is greatly lowered
The deflection connect.In addition, the flange arrangement can be used in the manufacture of large-scale component, the manufacture efficiency and quality of product are promoted, it is real
The existing bulk processing of flange, and then promote the manufacture efficiency of GIS case weld part and GIS shell.
Further, the diameter of the Anti-deformation support part is from one end close to flange section to far from flange section
One end is gradually reduced.This structure type of Anti-deformation support part is able to ascend distortion-free support strength, further decreases
Because heated cooling after-contraction influences the deformation of flange section when welding.
Further, the outer peripheral surface of the Anti-deformation support part is plane.The outer peripheral surface of Anti-deformation support part is flat
Face indicates that the diameter of Anti-deformation support part is gradually reduced according to linear relationship, can further promote distortion-free branch
Intensity is supportted, further decreasing welding influences the deformation of flange section.
Further, be greater than at a distance from the junction of the flange section and the body portion and the welding ends or
The thickness of flange section equal to 3 times.To minimum value of the flange section at a distance from the junction of body portion and welding ends into
Row limits, and ensure that and is spaced a distance between welding ends and flange section, is effectively reduced at welding ends because of welding generation
Influence of the heat to flange section.
Further, the radial width of the Anti-deformation support part is more than or equal to the thickness of flange section, can
Promote Anti-deformation support effect.
A kind of GIS shell, the flange arrangement welded including cylinder and with one end of cylinder, the flange arrangement includes method
The junction of blue part and body portion, the flange section and the body portion is provided with Anti-deformation support part, described
One end far from the flange section of body portion is welding ends.
Firstly, a body portion is provided between welding ends and flange section, since body portion has certain length
Degree, therefore, welding ends and flange section are spaced a distance setting, i.e. welding ends is arranged far from flange section, to flange
When structure is welded, heat needs to transmit a certain distance and gets to flange section, when heat reaches flange section
Significantly decay, it will be able to reduce influence of the heat at welding ends because of welding generation to flange section, flange arrangement is integrally set
It is calculated as height-diameter flange.Also, the junction of flange section and body portion is provided with Anti-deformation support part, prevent welding ends by
Heat cools down after-contraction and flange section is caused to tilt.Therefore, which pays close attention to shape and size, sets from optimization structure
Meter aspect reduces welding deformation, does not influence the use of flange arrangement not only, but also may be implemented to weld preceding processing, weldering is greatly lowered
The deflection connect.In addition, the flange arrangement can be used in the manufacture of large-scale component, the manufacture efficiency and quality of product are promoted, it is real
The existing bulk processing of flange, and then promote the manufacture efficiency of GIS case weld part and GIS shell.
Further, the diameter of the Anti-deformation support part is from one end close to flange section to far from flange section
One end is gradually reduced.This structure type of Anti-deformation support part is able to ascend distortion-free support strength, further decreases
Because heated cooling after-contraction influences the deformation of flange section when welding.
Further, the outer peripheral surface of the Anti-deformation support part is plane.The outer peripheral surface of Anti-deformation support part is flat
Face indicates that the diameter of Anti-deformation support part is gradually reduced according to linear relationship, can further promote distortion-free branch
Intensity is supportted, reducing welding influences the deformation of flange section.
Further, be greater than at a distance from the junction of the flange section and the body portion and the welding ends or
The thickness of flange section equal to 3 times.To minimum value of the flange section at a distance from the junction of body portion and welding ends into
Row limits, and ensure that and is spaced a distance between welding ends and flange section, is effectively reduced at welding ends because of welding generation
Influence of the heat to flange section.
Further, the radial width of the Anti-deformation support part is more than or equal to the thickness of flange section, can
Promote Anti-deformation support effect.
Detailed description of the invention
Fig. 1 is the three-dimensional structure diagram of the flange arrangement of anti-welding deformation provided by the invention；
Fig. 2 is the main view of the flange arrangement of anti-welding deformation provided by the invention；
Fig. 3 be in Fig. 2 along the sectional view of A-A；
Wherein, 1 is flange section, and 2 be Anti-deformation support part, and 3 be body portion.
Specific embodiment
GIS housing embodiments
The present embodiment provides a kind of GIS shells, including cylinder and flange arrangement, it is, of course, also possible to include other groups
It is just no longer illustrated here at part since other component parts are unrelated to the invention.One end of flange arrangement and cylinder
Welding, the flange arrangement of specifically a kind of anti-welding deformation of the flange arrangement.For purposes, which is welded case
Use flange arrangement.
As depicted in figs. 1 and 2, flange arrangement includes flange section 1, Anti-deformation support part 2 and body portion 3, tube body
The side of flange section 1 is arranged in part 3, and for Fig. 1 and orientation shown in Fig. 2, body portion 3 is arranged in flange section 1
Downside, the upper end of body portion 3 is connected with flange section 1, also, flange section 1 and the mutual connection of body portion 3, method
The size relation of the internal orifice dimension and the internal diameter of body portion 3 of blue part 1 is not construed as limiting, as a specific embodiment, method
The internal orifice dimension of blue part 1 is equal with the internal diameter of body portion 3.One end of the separate flange section 1 of body portion 3, i.e. tube body
The lower end for dividing 3 is welding ends (i.e. position while welding), for being welded with the cylinder of GIS shell.
Position while welding is arranged far from flange section 1, and position while welding and flange section 1 keep certain distance, reduces because of welding
Influence of the heat of generation to flange section 1, therefore, entire flange design are height-diameter flange.As a specific embodiment,
As shown in figure 3, flange section 1 is more than or equal to 3 times of flange with the junction of body portion 3 and position while welding distance h
The thickness of part 1.
The junction of flange section 1 Yu body portion 3 is arranged in Anti-deformation support part 2, it can be understood as anti-deformation branch
Support part point 2 is arranged between the lower surface of flange section 1 and body portion 3.The effect of Anti-deformation support part 2 is: preventing from welding
The heated cooling after-contraction of seam and caused by flange tilt.
In order to improve Anti-deformation support intensity, in the present embodiment, the diameter of Anti-deformation support part 2 is by close to flange section
1 one end is gradually reduced to one end far from flange section 1.Wherein, if the diameter of Anti-deformation support part 2 is according to non-linear
If variation relation is changed, the outer peripheral surface of Anti-deformation support part 2 is not plane on the whole, such as: it presents on the whole
It is the rounded structure of protrusion or the rounded structure of recess, the Anti-deformation support intensity of the two structures is not high, excellent as one
The embodiment of change, the diameter of Anti-deformation support part 2 is from one end close to flange section 1 to one end far from flange section 1
It is gradually reduced according to linear changing relation, i.e., the outer peripheral surface of Anti-deformation support part 2 is a plane on the whole, such as the institute of Fig. 2 and 3
Show, then, Anti-deformation support part 2 is chamfering supporting mechanism on the whole, i.e., increases to fall between flange section 1 and body portion 3
Angle support, can effectively promote Anti-deformation support intensity.Also, in order to further enhance support effect, as shown in figure 3, not
In the case where influencing Screw assembly, the radial width L (i.e. chamfering distance L) of Anti-deformation support part 2 is more than or equal to flange
The thickness of part 1 cannot be replaced at chamfering with fillet certainly.In addition, the position of Anti-deformation support part 2 should be pre- to threaded hole
Stay enough rigging positions.
Therefore, the flange arrangement of the anti-welding deformation can be integrated made of integral structure, including flange
Part 1, Anti-deformation support part 2 and body portion 3 are also possible to by flange section 1, Anti-deformation support part 2 and tube body
Points 3 be welded and fixed made of flange mechanism.
Specific embodiment is presented above, but the present invention is not limited to described embodiment.Base of the invention
This thinking is above-mentioned basic scheme, and for those of ordinary skill in the art, various changes are designed in introduction according to the present invention
The model of shape, formula, parameter do not need to spend creative work.It is right without departing from the principles and spirit of the present invention
The change, modification, replacement and modification that embodiment carries out are still fallen in protection scope of the present invention.
The flange arrangement embodiment of anti-welding deformation
The present embodiment provides a kind of flange arrangements of anti-welding deformation, since the flange arrangement is implemented in above-mentioned GIS shell
It has been carried out and describes in detail in example, just no longer illustrate here.
Claims (10)
1. a kind of flange arrangement of anti-welding deformation, which is characterized in that including flange section and body portion, the flange section
The junction of the body portion is provided with Anti-deformation support part, one far from the flange section of the body portion
End is welding ends.
2. the flange arrangement of anti-welding deformation according to claim 1, which is characterized in that the Anti-deformation support part
Diameter is gradually reduced from one end close to flange section to one end far from flange section.
3. the flange arrangement of anti-welding deformation according to claim 2, which is characterized in that the Anti-deformation support part
Outer peripheral surface is plane.
4. the flange arrangement of anti-welding deformation according to claim 1 or 2 or 3, which is characterized in that the flange section with
The thickness of flange section of the junction of the body portion at a distance from the welding ends more than or equal to 3 times.
5. the flange arrangement of anti-welding deformation according to claim 3, which is characterized in that the Anti-deformation support part
Radial width is more than or equal to the thickness of flange section.
6. a kind of GIS shell, the flange arrangement welded including cylinder and with one end of cylinder, which is characterized in that the flange
Structure includes flange section and body portion, and the flange section and the junction of the body portion are provided with Anti-deformation support
Part, one end far from the flange section of the body portion are welding ends.
7. GIS shell according to claim 6, which is characterized in that the diameter of the Anti-deformation support part is by close to method
One end of blue part is gradually reduced to one end far from flange section.
8. GIS shell according to claim 7, which is characterized in that the outer peripheral surface of the Anti-deformation support part is plane.
9. GIS shell described according to claim 6 or 7 or 8, which is characterized in that the flange section and the body portion
Junction at a distance from the welding ends more than or equal to the thickness of 3 times of flange section.
10. GIS shell according to claim 8, which is characterized in that the radial width of the Anti-deformation support part is greater than
Or the thickness equal to flange section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418279.XA CN109687337A (en) | 2018-11-26 | 2018-11-26 | A kind of flange arrangement and a kind of GIS shell of anti-welding deformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418279.XA CN109687337A (en) | 2018-11-26 | 2018-11-26 | A kind of flange arrangement and a kind of GIS shell of anti-welding deformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109687337A true CN109687337A (en) | 2019-04-26 |
Family
ID=66185877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811418279.XA Pending CN109687337A (en) | 2018-11-26 | 2018-11-26 | A kind of flange arrangement and a kind of GIS shell of anti-welding deformation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109687337A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207467A (en) * | 2020-08-10 | 2021-01-12 | 江阴市富仁高科股份有限公司 | SF oil storage tank eversion manhole flange welding anti-deformation method and anti-deformation tool |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594423A (en) * | 2017-02-07 | 2017-04-26 | 兴化市苏星金属制品有限公司 | Welding neck flange |
| CN108233245A (en) * | 2018-03-13 | 2018-06-29 | 江苏海达电气有限公司 | High Insulating A High-Voltage GIS housings |
-
2018
- 2018-11-26 CN CN201811418279.XA patent/CN109687337A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594423A (en) * | 2017-02-07 | 2017-04-26 | 兴化市苏星金属制品有限公司 | Welding neck flange |
| CN108233245A (en) * | 2018-03-13 | 2018-06-29 | 江苏海达电气有限公司 | High Insulating A High-Voltage GIS housings |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207467A (en) * | 2020-08-10 | 2021-01-12 | 江阴市富仁高科股份有限公司 | SF oil storage tank eversion manhole flange welding anti-deformation method and anti-deformation tool |
| CN112207467B (en) * | 2020-08-10 | 2022-03-18 | 江阴市富仁高科股份有限公司 | SF oil storage tank eversion manhole flange welding anti-deformation method and anti-deformation tool |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190426 |
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| RJ01 | Rejection of invention patent application after publication |