CN206721052U - The welding structure of ceramics and metal that stress adapts to - Google Patents
The welding structure of ceramics and metal that stress adapts to Download PDFInfo
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- CN206721052U CN206721052U CN201720571437.XU CN201720571437U CN206721052U CN 206721052 U CN206721052 U CN 206721052U CN 201720571437 U CN201720571437 U CN 201720571437U CN 206721052 U CN206721052 U CN 206721052U
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Abstract
The welding structure of the ceramics and metal that are adapted to the utility model discloses a kind of stress, including ceramic member, the ceramic member both ends are connected with metalwork, the metalwork is provided with bellows portion on the inside of the position being connected with the ceramic member, the diameter of the bellows portion is more than the diameter of the metalwork of its both sides, and the central shaft of the bellows portion is identical with the central axis direction of the ceramic member；The ceramic member is welded and fixed via solder with the connecting portion of the metalwork at its both ends and is connected.The utility model realizes the buffering of the active force to cross force and longitudinal force and other directions so that the welding connection structure between metalwork and ceramic member can keep more preferable connection effect, will not be damaged and separate.
Description
Technical field
A kind of attachment structure is the utility model is related to, more particularly, to a kind of fixation that can be buffered between ceramics and metal
The welding structure of ceramics and metal that the stress of the stress variation of connection adapts to.
Background technology
Ceramics are good insulating materials, in the insulation system for the power industry that is particularly suitable for use in, such as conductive contact, ceramics
Electrode etc..The structure of welding for china with metal mostly as shown in figure 1, first add ceramic member 2 and metalwork 1,3 by drawing
Work comes out, then carries out erection welding as shown in Figure 1.But in general, welding stress be present in ceramics and metal welding,
Especially because in welding process, because ceramics are different with the coefficient of expansion of metal, can cause under high temperature and the state of cooling
The effect of reversal of stress occurs in welding portion, causes welding portion to damage separation after certain impact is subjected to, directly
Destroy welding structure.Existing structure design is without influence of the external force to weld seam is directly buffered, under external force, can be direct
Power is conducted to commissure, causes, to welding intensity requirement height, to require also very high to ceramics strength.The weldering of this ceramics and metal
Connect to provide in succession and sufficiently strong be welded to connect quality, it is impossible to meet the needs of many industrial applications.
Utility model content
The technical problem that the utility model solves is to provide the welding structure of ceramics and metal that a kind of stress adapts to, improves
The ability of coupling part resistance stress rupture between metalwork and ceramic member.
Technical solution of the present utility model is：
The welding structure of ceramics and metal that a kind of stress adapts to, wherein, it includes ceramic member, and the ceramic member both ends are matched somebody with somebody
Conjunction is connected with metalwork, and the metalwork is provided with bellows portion, the bellows on the inside of the position being connected with the ceramic member
The diameter in portion is more than the diameter of the metalwork of its both sides, the central axis direction of the central shaft of the bellows portion and the ceramic member
It is identical；The ceramic member is welded and fixed via solder with the connecting portion of the metalwork at its both ends and is connected.
The welding structure of ceramics and metal that stress as described above adapts to, wherein, the ceramic member and metalwork are post
Shape pipe fitting, the connecting portion of the metalwork is enclosed on the end of the ceramic member, and is welded and fixed via solder.
The welding structure of ceramics and metal that stress as described above adapts to, wherein, the metalwork be provided with two or
More than two annular ripple pipe portions being set up in parallel.
The welding structure of ceramics and metal that stress as described above adapts to, wherein, the connecting portion of the metalwork and institute
The fit clearance stated between ceramic member is less than 0.05mm.
The welding structure of ceramics and metal that stress as described above adapts to, wherein, the bellows portion of the metalwork
End is circular arc drift angle.
Learnt by described above, the utility model compared with prior art, can reach the effect of following really：
The welding structure of ceramics and metal that stress of the present utility model adapts to, by being provided with bellows on metalwork
Portion, so as to realizing to cross force and longitudinal force and the buffering of the active force in other directions so that between metalwork and ceramic member
Welding connection structure can keep more preferable connection effect, will not be damaged and separate, and then product is had bigger stress
With the impact defence capability of external force, the service life and reduction for extending product use pressure limit.
Brief description of the drawings
Fig. 1 is the welding structure schematic diagram of existing ceramic member and metalwork；
Fig. 2 is the ceramics and the structural representation of the welded preferred embodiment of metal that stress of the present utility model adapts to
Figure.
Main element label declaration：
The utility model：
1、3、4、6：Metalwork 2,5：Ceramic member 7：Bellows portion
8：Connecting portion
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, now control illustrates
Specific embodiment of the present utility model.
The welding structure of ceramics and metal that a kind of stress of the present utility model adapts to, in its preferred embodiment, it please join
Read shown in Fig. 2, the ceramics and the welding structure of metal that the stress adapts to include ceramic member 5, and the both ends of ceramic member 5 are connected
There is metalwork 4,6, the metalwork 4,6 is provided with bellows portion 7, the ripple on the inside of the position being connected with the ceramic member 5
The diameter of pipe portion 7 is more than the diameter of the metalwork 4,6 of its both sides, in the central shaft of the bellows portion 7 and the ceramic member 5
Mandrel direction is identical；The ceramic member 5 is welded and fixed via solder with the connecting portion 8 of the metalwork 4,6 at its both ends and is connected.Such as figure
Shown, the bellows portion 7 is the part of the side wall outwardly convex of metalwork 4,6, so as to form be similar to bellows one
The structure of individual ripple, and the structure can effectively buffer the stress for coming from the longitudinal direction of metalwork 4,6 and the stress of transverse direction, work as chance
During to longitudinal stress, due to the effect of bellows, overall vertical axial bending of the present utility model can be made, buffering answers masterpiece
With；When running into cross force extruding, the utility model can buffer the effect of stress by compression vertically, so that pottery
The welding structure of the junction of porcelain and metal can be effectively prevented from because being easily destroyed feelings caused by the effect of stress variation
Condition, it is also prevented from the problem of stress weld crack occur in welding position during Product jointing.Ceramic member 5 of the present utility model is logical
Both ends connection metalwork 4,6 is crossed, it is achieved thereby that the opposing insulation of the both ends metalwork 4,6 of ceramic member 5, can be used in electric insulation
Various products in.
The welding structure of ceramics and metal that stress of the present utility model as described above adapts to, its preferred embodiment
In, the ceramic member 5 and metalwork 4,6 are column pipe fitting, and the connecting portion 8 of the metalwork 4,6 is enclosed on the end of the ceramic member 5
Portion, and be welded and fixed via solder.Metal tube is arranged to, then the center portion thereof point can wear other materials or the portion specified
Part.
The welding structure of ceramics and metal that stress of the present utility model as described above adapts to, its preferred embodiment
In, the metalwork 4,6 is provided with two or more annular ripple pipe portions 7 being set up in parallel.As illustrated, it is shown as
One bellows portion 7, and could be arranged to multiple bellows portions 7 in further structure and exist side by side, specific bellows
The quantity in portion 7 can need to be configured according to actual use Parameter Conditions, improve the ability of the impact of buffering stress or external force.
The welding structure of ceramics and metal that stress of the present utility model as described above adapts to, its preferred embodiment
In, the fit clearance between the connecting portion 8 and the ceramic member 5 of the metalwork 4,6 is less than 0.05mm.In order to meet metalwork
4th, the welding between 6 and ceramic member 5 needs, and the fit clearance between the connecting portion 8 and ceramic member 5 of metalwork 4,6 should be less than
0.05mm, make it in welding process and there can be stronger welding effect after welding.
The welding structure of ceramics and metal that stress of the present utility model as described above adapts to, its preferred embodiment
In, the end of the bellows portion 7 of the metalwork 4,6 is circular arc drift angle.As illustrated, the top corner portion of shown bellows portion 7
For circular arc drift angle, circular arc drift angle can make bellows portion 7 have preferably buffering adaptability.It can certainly be arranged to not rounded
Arc drift angle, as long as the stress deformation buffering of metalwork 4,6 can be realized.
The welding structure of ceramics and metal that stress of the present utility model adapts to, by being provided with ripple on metalwork 4,6
Line pipe portion 7, so as to realizing to cross force and longitudinal force and the buffering of the active force in other directions so that metalwork and ceramic member it
Between welding connection structure can keep more preferable connection effect, will not be damaged and separate, so make product have it is bigger
The impact defence capability of stress and external force, the service life and reduction for extending product use pressure limit.
The schematical embodiment of the utility model is the foregoing is only, is not limited to model of the present utility model
Enclose.Any those skilled in the art, the made equivalent change on the premise of design of the present utility model and principle is not departed from
Change and change, the scope of the utility model protection all should be belonged to.
Claims (5)
1. the welding structure for the ceramics and metal that a kind of stress adapts to, it is characterised in that it includes ceramic member, the ceramic member two
End is connected with metalwork, and the metalwork is provided with bellows portion, the ripple on the inside of the position being connected with the ceramic member
The diameter of line pipe portion is more than the diameter of the metalwork of its both sides, the central shaft of the central shaft of the bellows portion and the ceramic member
Direction is identical；The ceramic member is welded and fixed via solder with the connecting portion of the metalwork at its both ends and is connected.
2. the welding structure for the ceramics and metal that stress as claimed in claim 1 adapts to, it is characterised in that the ceramic member and
Metalwork is column pipe fitting, and the connecting portion of the metalwork is enclosed on the end of the ceramic member, and is welded and fixed via solder.
3. the welding structure for the ceramics and metal that stress as claimed in claim 2 adapts to, it is characterised in that on the metalwork
Provided with two or more annular ripple pipe portions being set up in parallel.
4. the welding structure for the ceramics and metal that stress as claimed in claim 2 or claim 3 adapts to, it is characterised in that the metal
Fit clearance between the connecting portion of part and the ceramic member is less than 0.05mm.
5. the welding structure for the ceramics and metal that stress as claimed in claim 4 adapts to, it is characterised in that the metalwork
The end of bellows portion is circular arc drift angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571437.XU CN206721052U (en) | 2017-05-22 | 2017-05-22 | The welding structure of ceramics and metal that stress adapts to |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571437.XU CN206721052U (en) | 2017-05-22 | 2017-05-22 | The welding structure of ceramics and metal that stress adapts to |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206721052U true CN206721052U (en) | 2017-12-08 |
Family
ID=60513907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720571437.XU Active CN206721052U (en) | 2017-05-22 | 2017-05-22 | The welding structure of ceramics and metal that stress adapts to |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206721052U (en) |
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2017
- 2017-05-22 CN CN201720571437.XU patent/CN206721052U/en active Active
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