CN201273061Y - Pre-stress steel bar screw stretching anchorage - Google Patents
Pre-stress steel bar screw stretching anchorage Download PDFInfo
- Publication number
- CN201273061Y CN201273061Y CNU2008200908793U CN200820090879U CN201273061Y CN 201273061 Y CN201273061 Y CN 201273061Y CN U2008200908793 U CNU2008200908793 U CN U2008200908793U CN 200820090879 U CN200820090879 U CN 200820090879U CN 201273061 Y CN201273061 Y CN 201273061Y
- Authority
- CN
- China
- Prior art keywords
- stress steel
- steel bar
- slot
- small
- prestressed steel
- 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 - Lifetime
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- Piles And Underground Anchors (AREA)
Abstract
The utility model provides a small-diameter pre-stress steel rod threaded end rod heating anchor device, comprising a special screw, a pre-stress steel rod slot and a nut, which is characterized in that a small-diameter pre-stress steel rod is arranged in the special screw with a slot; the diameters of the slot and the special screw can be adjusted according to demands; when in use, a small-diameter pre-stress steel rod after being headed is arranged into the special screw with a slot, and the nut is arranged on the screw, therefore, the small-diameter pre-stress steel rod threaded end rod heating anchor device can resolve the construction technology as tensioning pre-stress steel rods, to accelerate construction speed, reduce production cost and save engineering cost.
Description
Technical field:
The utility model belongs to a kind of screw tension ground tackle of using in the prestressed steel bar stretching construction.
Background technology:
The prestressed steel bar screw ground tackle of using in the engineering mostly is at single prestressed steel bar at present, adopts welding between prestressed steel bar and the ground tackle, does not have special screw ground tackle at many prestressed steel bars.
Summary of the invention:
The purpose of this utility model provides a kind of prestressed steel bar screw tension ground tackle.The utility model comprises special spiral rod, prestressed steel bar groove, two nuts.Be characterized in: prestressed steel bar is put into the special spiral rod that has groove, the number of groove, the diameter of special spiral rod all can adjust accordingly according to need, will be in the construction prestressed steel bar of heading put into the special spiral rod that has groove, the nut 1 of screwing on, nut 2, make the heading of prestressed steel bar be stuck on the plane of nut 1 and special spiral rod formation, prestressed steel bar stretch-draw machinery by special use carries out stretch-draw, last swivel nut 2 is stuck in the backing plate outside, prestressed steel bar screw tension ground tackle has been simplified the construction technology of prestressed steel bar stretch-draw, accelerate speed of application, reduce construction costs, saved engineering cost.
Description of drawings:
Fig. 1 is the utility model structure perspective diagram
Fig. 2 is the utility model section of structure
The specific embodiment:
Present embodiment is to be used for prestressed steel bar screw tension ground tackle.The utility model bag special spiral rod 1, prestressed steel bar groove 2 are arranged on the special spiral rod 1, and nut 3, nut 4 are arranged on the special spiral rod 1.
Claims (1)
1, a kind of prestressed steel bar screw tension ground tackle comprises special spiral rod, prestressed reinforcement groove, nut, it is characterized in that: evenly be furnished with the prestressed steel bar groove on the special spiral rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200908793U CN201273061Y (en) | 2008-09-12 | 2008-09-12 | Pre-stress steel bar screw stretching anchorage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200908793U CN201273061Y (en) | 2008-09-12 | 2008-09-12 | Pre-stress steel bar screw stretching anchorage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201273061Y true CN201273061Y (en) | 2009-07-15 |
Family
ID=40883409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200908793U Expired - Lifetime CN201273061Y (en) | 2008-09-12 | 2008-09-12 | Pre-stress steel bar screw stretching anchorage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201273061Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470053A (en) * | 2012-06-08 | 2013-12-25 | 中国葛洲坝集团股份有限公司 | Device and method for stretching and drawing pre-stress bolts in grouping way |
-
2008
- 2008-09-12 CN CNU2008200908793U patent/CN201273061Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470053A (en) * | 2012-06-08 | 2013-12-25 | 中国葛洲坝集团股份有限公司 | Device and method for stretching and drawing pre-stress bolts in grouping way |
| CN103470053B (en) * | 2012-06-08 | 2015-11-11 | 中国葛洲坝集团股份有限公司 | A kind of pre-stressed bolt group extension device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090715 |
|
| CX01 | Expiry of patent term |