CN205242854U - Steel strand connector - Google Patents
Steel strand connector Download PDFInfo
- Publication number
- CN205242854U CN205242854U CN201521019310.4U CN201521019310U CN205242854U CN 205242854 U CN205242854 U CN 205242854U CN 201521019310 U CN201521019310 U CN 201521019310U CN 205242854 U CN205242854 U CN 205242854U
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- China
- Prior art keywords
- sleeve
- steel strand
- anchor
- accommodation hole
- strand connector
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- 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.)
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Abstract
The utility model discloses a steel strand connector, its technical scheme main points are: first sleeve and second sleeve including interconnect, all be equipped with the accommodation hole in first sleeve and the second sleeve, be provided with the ground tackle in the accommodation hole, the accommodation hole is toper setting and its aperture by interior and reduce gradually outward, the ground tackle includes the anchor pipe of compriseing a plurality of anchor pieces, the anchor pipe is the toper setting. The utility model provides a current steel strand connector problem that joint strength is not high to steel strand wires.
Description
Technical field
The utility model relates to a kind of connector, and in particular, it relates to a kind of steel strand connector.
Background technology
In prestressed reinforced concrete construction, in the time that the engineering of prestressed concrete is long, in concrete end, stretch-draw prestressing force steel strand wires can cause larger loss of prestress, need to adopt prestress steel twist wiring connector subsection tension prestress wire, to reduce the loss of prestress of prestressed concrete engineering. Or, in the time that steel strand wires in use have the inadequate phenomenon of length, need to use steel strand connector.
In prior art, application number is that 201220192213.5 Chinese patent discloses a kind of steel strand connector, it comprises the first steel strand wires, the second steel strand wires, branch sleeve, extruding anchor and dustproof lining, described branch sleeve comprises the first sleeve and the second sleeve, described the first sleeve and second sleeve one end are equipped with interior shoulder hole, described the first steel strand wires are provided with interior shoulder nose end from the first sleeve and pass and use the anchoring of extruding anchor, described the second steel strand wires are provided with interior shoulder nose end from the second sleeve and pass and use the anchoring of extruding anchor, described the first sleeve other end outer surface is provided with external screw thread, described the second sleeve other end inner surface is provided with the internal thread being used in conjunction with the first sleeve external screw thread, described dust-proof lining is sheathed between interior shoulder hole and extruding anchor.
From its accompanying drawing, can find out, extruding anchor is wherein obviously cylindric setting, and this anchor can not form good extruding force with branch sleeve in use, and then causes with the bonding strength of steel strand wires not highly, and steel strand wires are easily come off. Secondly, the first sleeve in existing this steel strand connector and the structure of the second sleeve are different, so its versatility is poor, in the time that a certain scene has two connectors to be damaged simultaneously, and the sleeve that two connectors are damaged is all the first sleeve or is all the second sleeve, so, the sleeve of these two connectors can not exchange use, and then causes two connectors all can not use.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of steel strand connector higher to the bonding strength of steel strand wires.
For achieving the above object, the utility model provides following technical scheme: a kind of steel strand connector, comprise interconnective the first sleeve and the second sleeve, in described the first sleeve and the second sleeve, be equipped with accommodation hole, in described accommodation hole, be provided with ground tackle, the tapered setting of described accommodation hole and its aperture reduce from inside to outside gradually, and described ground tackle comprises the anchor tube being made up of some anchor sheets, the tapered setting of described anchor tube.
Preferably, the structure of described the first sleeve and the second sleeve is in full accord, and both are threaded by connecting cylinder.
Preferably, in described the first sleeve and the second sleeve, be equipped with the connecting hole being communicated with described accommodation hole, the inwall of described connecting hole is provided with internal thread, and the outer wall of described connecting cylinder is provided with the external screw thread with described screw-internal thread fit.
Preferably, two of described connecting cylinder ends are equipped with the spacing hole matching with described anchor tube.
Preferably, on described anchor sheet, be provided with draw-in groove, the draw-in groove composition annular groove on some anchor sheets.
The utlity model has following advantage: the tapered setting of accommodation hole of the present utility model and its aperture reduce from inside to outside gradually, ground tackle comprises the anchor tube being made up of some anchor sheets, the tapered setting of described anchor tube. By the accommodation hole of taper and coordinating of anchor tube, and the aperture of accommodation hole reduces from inside to outside gradually, after like this in steel strand wires are connected to anchor tube, can make anchor tube more and more tightr with coordinating of accommodation hole by stretching, and then make anchor tube more solid to the interlock of steel strand wires, therefore this steel strand connector is higher to the bonding strength of steel strand wires.
Brief description of the drawings
Fig. 1 is the cutaway view of the utility model preferred embodiment;
Fig. 2 is the A portion enlarged diagram of Fig. 1.
In figure: 1 a, twisted wire; 2, the first sleeve; 3, anchor tube; 31, draw-in groove; 4, connecting cylinder; 41, spacing hole; 5, No. two twisted wires.
Detailed description of the invention
Shown in accompanying drawing, the utility model is further illustrated.
Embodiment: a kind of steel strand connector, comprise interconnective the first sleeve 2 and the second sleeve, in the first sleeve 2 and the second sleeve, be equipped with accommodation hole, in accommodation hole, be provided with ground tackle, the tapered setting of accommodation hole and its aperture reduce from inside to outside gradually, ground tackle comprises the anchor tube 3 being made up of some anchor sheets (being generally 2 to 3), the tapered setting of anchor tube 3. After like this in steel strand wires are connected to anchor tube 3, can make anchor tube 3 more and more tightr with coordinating of accommodation hole by stretching, and then make anchor tube 3 more solid to the interlock of steel strand wires, therefore this steel strand connector is higher to the bonding strength of steel strand wires.
Wherein, the connected mode of the first sleeve 2 and the second sleeve can be: the inwall of the first sleeve 2 arranges internal thread, and the outer wall of the second sleeve arranges external screw thread, is connected the connection that realizes the first sleeve 2 and the second sleeve by internal thread with externally threaded. And preferred in the present embodiment, the structure of the first sleeve 2 and the second sleeve is in full accord, and both are threaded by connecting cylinder 4. Like this, in the time that a certain scene has two connectors to be damaged simultaneously, no matter be that the first sleeve 2 or the second sleeve are impaired, so, the sleeve of these two connectors can both exchange use, and then a connector can normally be used.
The connected mode of the first sleeve 2 and the second sleeve and connecting cylinder 4 can be: on the outer wall of the first sleeve 2 and the second sleeve, external screw thread is set, on the inwall of connecting cylinder 4, internal thread is set, be threaded thereby realize. Or: in the first sleeve 2 and the second sleeve, be equipped with the connecting hole being communicated with accommodation hole, the inwall of connecting hole is provided with internal thread, and the outer wall of connecting cylinder 4 is provided with the external screw thread with screw-internal thread fit.
Further, two ends of connecting cylinder 4 are equipped with the spacing hole 41 matching with anchor tube 3, so, anchor tube 3 can be inserted in spacing hole 41, thereby it is loosening to prevent that relative the first sleeve 2 of anchor tube 3 or the second sleeve from occurring, and then makes the bonding strength of steel strand wires higher, can not be subject to shearing force.
Moreover, on anchor sheet, being provided with draw-in groove 31, the draw-in groove 31 on some anchor sheets forms annular groove, in this annular groove, retainer ring can be set, and some anchor sheets is difficult for loose, and syndeton is stronger.
In the time using this steel strand connector, a twisted wire 1 and No. two twisted wires 5 are located in respectively in the anchor tube 3 of the first sleeve 2 and the second sleeve, then the first sleeve 2 and the second sleeve are threaded with connecting cylinder 4 respectively, after connection, pull respectively a twisted wire 1 and No. two twisted wires 5 to two ends, just can make anchor tube 3 more and more tightr with coordinating of a twisted wire 1 and No. two twisted wires 5, steel strand connector is more and more higher to the bonding strength of a twisted wire 1 and No. two twisted wires 5.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model. It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a steel strand connector, comprise interconnective the first sleeve and the second sleeve, in described the first sleeve and the second sleeve, be equipped with accommodation hole, in described accommodation hole, be provided with ground tackle, it is characterized in that: the tapered setting of described accommodation hole and its aperture reduce from inside to outside gradually, described ground tackle comprises the anchor tube being made up of some anchor sheets, the tapered setting of described anchor tube.
2. steel strand connector according to claim 1, is characterized in that: the structure of described the first sleeve and the second sleeve is in full accord, and both are threaded by connecting cylinder.
3. steel strand connector according to claim 2, it is characterized in that: in described the first sleeve and the second sleeve, be equipped with the connecting hole being communicated with described accommodation hole, the inwall of described connecting hole is provided with internal thread, and the outer wall of described connecting cylinder is provided with the external screw thread with described screw-internal thread fit.
4. steel strand connector according to claim 3, is characterized in that: two ends of described connecting cylinder are equipped with the spacing hole matching with described anchor tube.
5. steel strand connector according to claim 1, is characterized in that: on described anchor sheet, be provided with draw-in groove, the draw-in groove composition annular groove on some anchor sheets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019310.4U CN205242854U (en) | 2015-12-10 | 2015-12-10 | Steel strand connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019310.4U CN205242854U (en) | 2015-12-10 | 2015-12-10 | Steel strand connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205242854U true CN205242854U (en) | 2016-05-18 |
Family
ID=55941934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521019310.4U Active CN205242854U (en) | 2015-12-10 | 2015-12-10 | Steel strand connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205242854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112695752A (en) * | 2020-12-02 | 2021-04-23 | 武汉理工大学 | Connecting device for anchor rod and foundation pit supporting structure |
| CN115642550A (en) * | 2022-09-02 | 2023-01-24 | 国网河北省电力有限公司建设公司 | Assembled wire connecting device for strain tower |
-
2015
- 2015-12-10 CN CN201521019310.4U patent/CN205242854U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112695752A (en) * | 2020-12-02 | 2021-04-23 | 武汉理工大学 | Connecting device for anchor rod and foundation pit supporting structure |
| CN115642550A (en) * | 2022-09-02 | 2023-01-24 | 国网河北省电力有限公司建设公司 | Assembled wire connecting device for strain tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |