CN2564730Y - Special connector for pumping rod - Google Patents
Special connector for pumping rod Download PDFInfo
- Publication number
- CN2564730Y CN2564730Y CN 02246423 CN02246423U CN2564730Y CN 2564730 Y CN2564730 Y CN 2564730Y CN 02246423 CN02246423 CN 02246423 CN 02246423 U CN02246423 U CN 02246423U CN 2564730 Y CN2564730 Y CN 2564730Y
- Authority
- CN
- China
- Prior art keywords
- sucker rod
- cylinder
- connecting filament
- filament head
- special connector
- 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
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a special connector for a sucker rod, which belongs to fasteners and connectors. The utility model has the design proposal that one end of a cylinder cast by high-strength materials is provided with a convex connecting wire head; external threads and covering caps of fastening screws are arranged on the convex connecting wire head; the other end of the cylinder is provided with a concave connecting wire head; an inner cavity of the concave connecting wire head is provided with internal threads. The utility model has the advantages that a sucker rod can be connected and fastened reliably, a centralizer of a spiral sucker rod can be sheathed, and the performance of movable fit is good.
Description
Technical field
It is fastening that the utility model belongs to, connector, particularly a kind of sucker rod special connector.
Background technology
Normally used sucker rod connector mainly is to constitute by pipe collar with by cap, and it only can be fastenedly connected sucker rod by joint.Do not possess and spiral oil pumping rod centering device suit adapting function mutually.
Summary of the invention
For the spiral oil pumping rod centering device can be implemented, the utility model has designed the sucker rod special connector.Its design scheme is: a cylindrical end of casting at a high-strength material has protruding connecting filament head, external screw thread is arranged and have holding screw by cap on protruding connecting filament head.At the cylindrical other end recessed connecting filament head is arranged, internal thread is arranged at the inner chamber of recessed connecting filament head.
The utility model design sucker rod special connector, its advantage is: sucker rod can be connected fastening reliable, and can suit spiral oil pumping rod centering device, functional movingly.
Description of drawings
Figure of description is the structural representation of sucker rod special connector of the present utility model.
Embodiment
The embodiment of the sucker rod special connector that this reality is novel is: an end of the cylinder of being cast by high-strength material (1) has protruding connecting filament head (2), external screw thread (3) is arranged on protruding connecting filament head (2), and have holding screw by cap (4); The other end at cylinder (1) has recessed connecting filament head (5), at the inner chamber of recessed connecting filament head (5) internal thread (6) is arranged.There is the spacing platform (7) of suit adapter at the interface place of cylinder (1) and recessed connecting filament head (5).Holding screw by cap (4) and recessed connecting filament head (5) but the excircle cylinder on the clamping plane (8) of symmetry is all arranged.
Claims (3)
1, a kind of sucker rod special connector, it is the cylinder (1) that the spiral shell button is arranged by the two ends that high-strength material is cast, it is characterized in that protruding connecting filament head (2) being arranged, external screw thread (3) is arranged on protruding connecting filament head (2), and have holding screw by cap (4) at an end of cylinder (1); The other end at cylinder (1) has recessed connecting filament head (5), at the inner chamber of recessed connecting filament head (5) internal thread (6) is arranged.
2, sucker rod special connector as claimed in claim 1 is characterized in that there is the spacing platform (7) of suit adapter at the cylinder (1) and the interface place of recessed connecting filament head (5).
3, sucker rod special connector as claimed in claim 1 or 2, it is characterized in that wherein holding screw by cap (4) and recessed connecting filament head (5) but the excircle cylinder on the clamping plane (8) of symmetry is all arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02246423 CN2564730Y (en) | 2002-08-26 | 2002-08-26 | Special connector for pumping rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02246423 CN2564730Y (en) | 2002-08-26 | 2002-08-26 | Special connector for pumping rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2564730Y true CN2564730Y (en) | 2003-08-06 |
Family
ID=33717691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02246423 Expired - Fee Related CN2564730Y (en) | 2002-08-26 | 2002-08-26 | Special connector for pumping rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2564730Y (en) |
-
2002
- 2002-08-26 CN CN 02246423 patent/CN2564730Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |