CN204784061U - Connecting piece with strengthen fastening portion - Google Patents
Connecting piece with strengthen fastening portion Download PDFInfo
- Publication number
- CN204784061U CN204784061U CN201520356833.1U CN201520356833U CN204784061U CN 204784061 U CN204784061 U CN 204784061U CN 201520356833 U CN201520356833 U CN 201520356833U CN 204784061 U CN204784061 U CN 204784061U
- Authority
- CN
- China
- Prior art keywords
- engagement portion
- fastening portion
- link
- joint
- strengthening
- 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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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model provides a connecting piece with strengthen fastening portion which characterized in that: including coaxial cylindric connecting thread's the first fastening portion that is equipped with, first connecting portion, the second connecting portion that connect gradually, the second fastening portion that is equipped with connecting thread, still be equipped with the enhancement fastening portion in flat cross -section between first connecting portion and second connecting portion, be equipped with the retaining ring in enhancement fastening portion both sides. The connecting piece with strengthen fastening portion that the invention provided through increase the mode of strengthening fastening portion between the connecting piece, in the occasion of the great connection of needs power, rotates the fastening portion that strengthens with the instrument to reach the purpose that increases fastening power, simple structure, reliable.
Description
Technical field
The present invention relates to a kind of link with strengthening engagement portion, belonging to MACHINERY JOINT field.
Background technique
In the connection of mechanical part, be conventional mode by fastening nuts connected element, due to the restriction of fastening nuts power, the occasion of larger fastening force is needed at some, fastening nuts power usually can not meet the demands, and adopts other fastening means, often increases manufacture cost.
Summary of the invention
For the deficiencies in the prior art, the object of this invention is to provide a kind of link with strengthening engagement portion, by increasing the mode strengthening engagement portion between link, needing the occasion of larger attachment force, engagement portion is strengthened with tool into rotation, to reach the object increasing fastening force, structure is simple, reliable.
For achieving the above object, the present invention is realized by following technological means:
A kind of link with strengthening engagement portion, it is characterized in that: comprise coaxial connect successively columned be provided with connecting thread the first engagement portion, the first joint, the second joint, be provided with the second engagement portion of connecting thread, between the first joint and the second joint, be also provided with the reinforcement engagement portion of flat cross section, be provided with back-up ring in reinforcement both sides, engagement portion.
Further:
Described a kind of link with strengthening engagement portion, is characterized in that: described first engagement portion, the second engagement portion are bolted connection the link at the first joint, the second joint.
Described a kind of link with strengthening engagement portion, is characterized in that: described first engagement portion, the second fastening thread rotary orientation are identical.
Described a kind of link with strengthening engagement portion, is characterized in that: the flat cross section of described reinforcement engagement portion is arranged along axisymmetrical.
Described a kind of link with strengthening engagement portion, is characterized in that: described second fastening reach is two times of the first engagement portion reach.
The invention has the beneficial effects as follows: a kind of link with strengthening engagement portion that invention provides, by increasing the mode strengthening engagement portion between link, needing the occasion of larger attachment force, strengthen engagement portion with tool into rotation, to reach the object increasing fastening force, structure is simple, reliable.
Accompanying drawing explanation
Fig. 1 is structural representation, and Fig. 2 is Fig. 1 plan view.
Embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in accompanying drawing 1,2, a kind of link with strengthening engagement portion, it is characterized in that: comprise coaxial connect successively be columnedly provided with the first engagement portion 1, first joint 2, second joint 4 of connecting thread, be provided with the second engagement portion 5 of connecting thread, between the first joint 2 and the second joint 4, be also provided with the reinforcement engagement portion 3 of flat cross section, be provided with back-up ring 6 in reinforcement both sides, engagement portion 3.
Further:
Described a kind of link with strengthening engagement portion, is characterized in that: described first engagement portion 5, engagement portion 1, second is bolted connection the link at the first joint 2, second joint 4.
Described a kind of link with strengthening engagement portion, is characterized in that: the thread rotary orientation of described first engagement portion 1, second fastening 5 is identical.
Described a kind of link with strengthening engagement portion, is characterized in that: the flat cross section of described reinforcement engagement portion 3 is arranged along axisymmetrical.
Described a kind of link with strengthening engagement portion, is characterized in that: the described reach of second fastening 5 is two times of the first engagement portion 1 reach.Be applicable to passing through nut check.
More than show and describe basic principle of the present invention, major character and advantage.The technician of the industry should understand; the design is not restricted to the described embodiments; the principle that the design is just described described in above-described embodiment and specification; under the prerequisite not departing from the design's spirit and scope; the design also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the design.The claimed scope of the design is defined by appending claims and equivalent thereof.
Claims (5)
1. the link with reinforcement engagement portion, it is characterized in that: comprise coaxial connect successively columned be provided with connecting thread the first engagement portion, the first joint, the second joint, be provided with the second engagement portion of connecting thread, between the first joint and the second joint, be also provided with the reinforcement engagement portion of flat cross section, be provided with back-up ring in reinforcement both sides, engagement portion.
2. a kind of with strengthening the link of engagement portion as claimed in claim 1, it is characterized in that: described first engagement portion, the second engagement portion are bolted connection the link at the first joint, the second joint.
3. a kind of with strengthening the link of engagement portion as claimed in claim 1, it is characterized in that: described first engagement portion, the second fastening thread rotary orientation are identical.
4. a kind of with strengthening the link of engagement portion as claimed in claim 1, it is characterized in that: the flat cross section of described reinforcement engagement portion is arranged along axisymmetrical.
5. a kind of with strengthening the link of engagement portion as claimed in claim 1, it is characterized in that: described second fastening reach is two times of the first engagement portion reach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520356833.1U CN204784061U (en) | 2015-05-29 | 2015-05-29 | Connecting piece with strengthen fastening portion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520356833.1U CN204784061U (en) | 2015-05-29 | 2015-05-29 | Connecting piece with strengthen fastening portion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784061U true CN204784061U (en) | 2015-11-18 |
Family
ID=54524116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520356833.1U Expired - Fee Related CN204784061U (en) | 2015-05-29 | 2015-05-29 | Connecting piece with strengthen fastening portion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204784061U (en) |
-
2015
- 2015-05-29 CN CN201520356833.1U patent/CN204784061U/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 | ||
| 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: 20151118 Termination date: 20160529 |