CN202597976U - Corrugated pipe connector - Google Patents
Corrugated pipe connector Download PDFInfo
- Publication number
- CN202597976U CN202597976U CN 201220095217 CN201220095217U CN202597976U CN 202597976 U CN202597976 U CN 202597976U CN 201220095217 CN201220095217 CN 201220095217 CN 201220095217 U CN201220095217 U CN 201220095217U CN 202597976 U CN202597976 U CN 202597976U
- Authority
- CN
- China
- Prior art keywords
- butt joint
- corrugated pipe
- annulus
- connecting end
- bellows
- 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
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Abstract
The utility model relates to a corrugated pipe connector, comprising a connector body. The connector body is divided into an external connection end an a corrugated pipe connecting end longitudinally; the corrugated pipe connecting end is provided with a circular ring welding projection; one end surface of the circular ring welding projection is flush with a connecting end surface of a corrugated pipe and the other end of the circular ring welding projection is provided with a transitional slope side; the external connection end is provided with a circular ring butt joint projection which is provided with a butt joint slope corresponding to the transitional slope side; the upper end of the circular ring butt joint projection is provided with a butt joint platform; a joint between the butt joint platform and the butt joint slope is provided with a circular arc chamfering side; and the inner wall of the external connecting end is provided with a butt joint step. The corrugated pipe connector guarantees uniformity and consistence of welding fusion during welding, increases tensional contraction of the corrugated pipe and realizes improvement of yield. The corrugated pipe connector is convenient and rapid to install wholly, is simple in structure, is safe and reliable, is low in maintenance cost, guarantees firm connection, has high tightness and long service lifetime and is suitable for batch production.
Description
Technical field
The utility model relates to a kind of bellows, what be specifically related to is a kind of corrugated pipe connector.
Background technique
Metal bellows is widely used in fields such as automatic control and instrumentation, vacuum technique, mechanical industry, power industry, communications and transportation and atomic energy industry as sensing assembly, dampening assembly, compensation assembly, black box, valve member and pipeline connecting parts.Existing metal bellows Placement is divided into flange connection, welding, screwed connection, rapid pipe joint connection, and the small diameter metal flexible pipe generally adopts screw thread to be connected with rapid pipe joint, and larger caliber generally adopts flange to connect and welding.
The linkage structure of domestic each bellows is more complicated all, influences the large batch of production of bellows, the especially existing metal bellows that is welded to connect; Domestic title welding type metallic bellows predominant use is that equipment needs vacuum environment or the vibration isolation environment is arranged; Also or special air bound leave, also be applied to semiconductor equipment, optical equipment, vacuum precision instrument, gas outlet means, analytical instrument, nuclear energy often and close attached device, accelerator, medical equipment, inspection equipment etc., at present domestic still do not have a manufacturing technology; Generally weld maintenance at home by external inlet hose; But because existing corrugated pipe connector is simple in structure, when welding between itself and the bellows, it is inhomogeneous that it causes welding to dissolve easily; Sealing is poor; Structural instability, installation is inconvenient, engineering cost is high and defect rate is high, influences the working life of bellows pulling force contractibility and bellows.
The model utility content
To the deficiency that exists on the existing technology, the utility model purpose provides a kind of can the welding to dissolve uniformity consistency, stable, the simple in structure and quick and easy for installation corrugated pipe connector of connection, and its maintenance cost is low, guarantees bellows pulling force contractibility.
To achieve these goals, the utility model is to realize through following technological scheme:
Corrugated pipe connector; It comprises joint body, and said joint body longitudinally is divided into the outer connecting end and the bellows connecting end that is used to be connected bellows that is used to connect other parts, it is characterized in that; Said bellows connecting end is provided with the annulus solder-bump that is used to connect bellows; One end face of said annulus solder-bump is connected end face with bellows and flushes, and guarantees when making its welding that welding dissolves uniformity consistency, and its other end is provided with transition limit, slope; Strengthen joint strength, guaranteed bellows pulling force contractibility; Said outer connecting end is provided with the annulus butt joint convexity that is used to connect other parts; Protruding being provided with transition limit, slope opposite position of said annulus butt joint docked the slope, increases the intensity of the longitudinal pulling force of outer connection device, and the protruding upper end of said annulus butt joint is provided with docking platform; Said docking platform with dock the joint, slope and be provided with the circular arc chamfering limit; Outside said, also be provided with the butt joint step on the inwall of connecting end, be convenient to install the outside seal device, increase sealing effect.
Above-mentioned a kind of corrugated pipe connector, wherein, the diameter of said annulus butt joint convexity is greater than the diameter of annulus solder-bump.
Above-mentioned a kind of corrugated pipe connector, wherein, the upper end of said annulus solder-bump is provided with jig, and said jig length is 0.6-1.0mm.
Above-mentioned a kind of corrugated pipe connector, wherein, said joint body length is 20-30mm, said butt joint length of bench is 3-8mm.
The utility model is through being provided with corrugated pipe connector the protruding and circular arc solder-bump of annulus butt joint, and welding dissolves uniformity consistency when welding, increases its bellows pulling force and shrinks, and yield improves the quality; And it is convenient and swift to have whole erection, simple in structure, safe and reliable, and maintenance cost is low, connects firmly, and the advantage of sealing height and long service life is fit to produce in batches.
Description of drawings
Specify the utility model below in conjunction with accompanying drawing and embodiment;
Fig. 1 is the structural representation of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with embodiment, further set forth the utility model.
Referring to Fig. 1, a kind of corrugated pipe connector of present embodiment, it comprises joint body 1, this joint body 1 length is 20-30mm.What present embodiment adopted is that length is 20mm, and outer diameter is the joint body 1 of 14mm, is provided with vertical jack 4 at this joint body, and this vertical jack 4 is a vent, and its aperture is 10 ± 0.2mm.Longitudinally be divided into the outer connecting end and the bellows connecting end that is used to be connected bellows that is used to connect other parts at joint body 1; This bellows connecting end is provided with the annulus solder-bump 3 that is used to connect bellows; The diameter of this annulus solder-bump 3 is 20mm, is provided with jig 32 in the upper end of annulus solder-bump 3, and jig 32 length are 0.6-1.0mm; These annulus solder-bump 3 one end faces are connected end face with bellows and flush, and guarantee when making its welding that welding dissolves uniformity consistency.The other end of annulus solder-bump 3 is provided with transition limit, slope 31, and this transition limit 31, slope is connected end face with bellows be that the angle of vertical surface is 40 degree, and it has strengthened joint strength, has guaranteed bellows pulling force contractibility.
In the present embodiment; Outer connecting end is provided with the annulus butt joint protruding 2 that is used to connect other parts; The diameter of this annulus butt joint protruding 2 is 30mm; It is provided with transition limit, slope 31 opposite positions and docks slope 21, this butt joint slope 21 mutually externally the end face of connecting end be that the gradient of vertical surface is 15 degree, increase the intensity of the longitudinal pulling force of outer connection device; Upper end in annulus butt joint protruding 2 is provided with docking platform 23; These docking platform 23 length are 3-8mm; Present embodiment adopts the docking platform 23 of 3mm, is provided with circular arc chamfering limit 22 at docking platform 23 with docking 21 joints, slope, outside said, also is provided with butt joint step 41 on the inwall of connecting end; Be convenient to install outside seal device such as seal ring, increase sealing effect.
In addition, the annulus of present embodiment butt joint convexity 2, annulus solder-bump 3 are the time processing moulding with joint body 1.
The utility model is through being provided with corrugated pipe connector annulus butt joint protruding 2 and circular arc solder-bump 3, and welding dissolves uniformity consistency when welding, and increase its bellows pulling force and shrink, the yield that improves the quality, the leak rate of its welding is less than 1X10-9 Pa.L/s; And it is convenient and swift to have whole erection, simple in structure, safe and reliable, and maintenance cost is low, connects firmly, and the advantage of sealing height and long service life is fit to produce in batches.
More than show and described basic principle of the utility model and the advantage of major character and the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (4)
1. corrugated pipe connector; It comprises joint body; Said joint body longitudinally is divided into the outer connecting end and the bellows connecting end that is used to be connected bellows that is used to connect other parts, it is characterized in that said bellows connecting end is provided with the annulus solder-bump that is used to connect bellows; One end face of said annulus solder-bump is connected end face with bellows and flushes, and its other end is provided with transition limit, slope; Said outer connecting end is provided with the annulus butt joint convexity that is used to connect other parts; Protruding being provided with transition limit, slope opposite position of said annulus butt joint docked the slope; The protruding upper end of said annulus butt joint is provided with docking platform; Be provided with the circular arc chamfering limit at said docking platform with docking the joint, slope, outside said, also be provided with the butt joint step on the inwall of connecting end.
2. corrugated pipe connector according to claim 1 is characterized in that, the diameter of said annulus butt joint convexity is greater than the diameter of annulus solder-bump.
3. corrugated pipe connector according to claim 1 is characterized in that the upper end of said annulus solder-bump is provided with jig, and said jig length is 0.6-1.0mm.
4. corrugated pipe connector according to claim 1 is characterized in that, said joint body length is 20-30mm, and said butt joint length of bench is 3-8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220095217 CN202597976U (en) | 2012-03-14 | 2012-03-14 | Corrugated pipe connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220095217 CN202597976U (en) | 2012-03-14 | 2012-03-14 | Corrugated pipe connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597976U true CN202597976U (en) | 2012-12-12 |
Family
ID=47315516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220095217 Expired - Fee Related CN202597976U (en) | 2012-03-14 | 2012-03-14 | Corrugated pipe connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597976U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620081A (en) * | 2012-03-14 | 2012-08-01 | 昆山振昆纳米科技有限公司 | Corrugated pipe joint |
| CN106247062A (en) * | 2016-09-23 | 2016-12-21 | 上海奥星制药技术装备有限公司 | A kind of housing type joint |
-
2012
- 2012-03-14 CN CN 201220095217 patent/CN202597976U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620081A (en) * | 2012-03-14 | 2012-08-01 | 昆山振昆纳米科技有限公司 | Corrugated pipe joint |
| CN106247062A (en) * | 2016-09-23 | 2016-12-21 | 上海奥星制药技术装备有限公司 | A kind of housing type joint |
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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 |
Granted publication date: 20121212 Termination date: 20180314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |