CN205369720U - Internal prestressed cable positioner of steel pipe - Google Patents
Internal prestressed cable positioner of steel pipe Download PDFInfo
- Publication number
- CN205369720U CN205369720U CN201620160326.5U CN201620160326U CN205369720U CN 205369720 U CN205369720 U CN 205369720U CN 201620160326 U CN201620160326 U CN 201620160326U CN 205369720 U CN205369720 U CN 205369720U
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- CN
- China
- Prior art keywords
- supporting plate
- bed course
- steel pipe
- cable wire
- pressing plate
- 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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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 86
- 239000010959 steel Substances 0.000 title claims abstract description 86
- 238000003825 pressing Methods 0.000 claims description 62
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 11
- 238000009826 distribution Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009396 hybridization Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Abstract
The utility model discloses an internal prestressed cable positioner of steel pipe, including cable wire and steel pipe, be equipped with cable clip on the cable wire, cable clip's cross -sectional area is lighter than the inside cross -sectional area of steel pipe, and cable clip includes clamp plate and layer board, and the stage body is set to along the axis direction of steel pipe to clamp plate and layer board, is equipped with the clamp plate bed course between cable wire and the clamp plate, is equipped with the layer board bed course between cable wire and the layer board, and fixedly connected with clamp bolt between clamp plate and the layer board is equipped with the installation clearance between clamp plate and the layer board. The utility model discloses can ensure that internal cable wire of steel pipe and steel pipe keep the concentricity, simple and practical through establish initial prestressing force to spatial structure, has not only optimized the internal force distribution, has also increased structural stiffness simultaneously, has reached to save the purpose with the steel volume.
Description
Technical field
This utility model belongs to construction steel structure technical field, is specifically related to prestressed cable positioner in a kind of steel tube body.
Background technology
In recent years, due to the support of modern technologies and joining of new material, the long span steel structure such as rack, net shell, tubular joist structure is applied widely.
Large-span space structure introduces current prestressing technology, not only makes the structure bodily form more abundant but also make its advance, reasonability, economy fully be shown.By appropriately configured drag-line, making structure obtain new middle spring fulcrum or make structure produce the internal force reverse with outer load effect and amount of deflection and unload, the former is slant-pull structure system, and the latter is then prestressed structural systems.This class " hybridization " structural system improves the stress of original structure, reduces internal force peak value, strengthens the rigidity of structure, and techno-economic effect significantly improves.
For Long-Span Steel Space Structures, take to lay and stretch-draw prestressing force cable wire in steel tube body, favourable prestressing force and reversal deformation can be produced；By space structure is set up structural initial pre stress, not only optimize structural internal force distribution, too increase the rigidity of structure simultaneously, reached saving steel using amount purpose.Along with the application of such new builing structure and cable wire, how building course guaranteeing, internal cable wire and steel pipe keep concentricity, has just become a new problem.
Utility model content
This utility model purpose is in that the above-mentioned technical problem solving exist in prior art, prestressed cable positioner in a kind of steel tube body is provided, can ensure that the cable wire in steel tube body and steel pipe keep concentricity, simple and practical, by space structure is set up structural initial pre stress, not only optimize structural internal force distribution, too increase the rigidity of structure simultaneously, reach to save the purpose of steel using amount.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that
Prestressed cable positioner in a kind of steel tube body, including cable wire and steel pipe, it is characterized in that: cable wire is provided with cord clip, cord clip includes pressing plate and supporting plate, pressing plate bed course it is provided with between cable wire and pressing plate, supporting plate bed course it is provided with between cable wire and supporting plate, hold-down bolt it is fixedly connected with between pressing plate and supporting plate, this device can ensure that the cable wire in steel tube body and steel pipe keep concentricity, simple and practical, by space structure is set up structural initial pre stress, not only optimize structural internal force distribution, too increase the rigidity of structure simultaneously, reach to save the purpose of steel using amount.
Further, the cross-sectional area of cord clip, less than the cross-sectional area of steel duct, so can ensure that the cable wire with cord clip freely through steel duct, can facilitate the installation of cord clip in steel pipe.
Further, pressing plate and supporting plate are arranged to stage body along the axis direction of steel pipe, it is simple to cord clip can pass through smoothly because of caliber deviation in steel pipe, thus can be passed into rapidly in steel pipe by cord clip, raising installation rate.
Further, be provided with between pressing plate and supporting plate assemblage gap, pressing plate and supporting plate by hold-down bolt fixing after, there is assemblage gap between pressing plate and supporting plate, so can ensure that hold-down bolt can mistake clamping platen bed course and supporting plate bed course after tightening, it is ensured that the transmission of thrust.
Further, pressing plate bed course and supporting plate bed course are all provided with being set to arc-shaped, and the outer surface of cable wire is all close in the inner side of pressing plate bed course and the inner side of supporting plate bed course, so can improve the cord clip clamping force to cable wire, it is ensured that do not slide between cord clip and cable wire.
Further, pressing plate bed course and supporting plate bed course are all adopted made of plastic, are generally adopted PE material, and pressing plate bed course and the supporting plate bed course so made by plastics can protect the steel wire in cable wire will not be damaged because of external pressure, it is ensured that the integrity of cable wire.
Further, pressing plate is provided with the first bolt hole, and supporting plate is provided with the second bolt hole, and the first bolt hole and the second bolt hole are mutually corresponding up and down, the first bolt hole and passed into hold-down bolt in the second bolt hole, it is achieved pressing plate and supporting plate are fixed together by hold-down bolt.
This utility model, owing to have employed technique scheme, has the advantages that
This utility model installs cord clip on cable wire, and cord clip includes pressing plate and supporting plate, and the cross-sectional area of cord clip, less than the cross-sectional area of steel duct, so can ensure that the cable wire with cord clip freely through steel duct, can facilitate the installation of cord clip in steel pipe；In installation process, pressing plate bed course is set between cable wire and pressing plate, supporting plate bed course is set between cable wire and supporting plate, pressing plate bed course and supporting plate bed course are all provided with being set to arc-shaped, the outer surface of cable wire is all close in the inner side of pressing plate bed course and the inner side of supporting plate bed course, so can improve the cord clip clamping force to cable wire, guarantee not slide between cord clip and cable wire, pressing plate bed course and supporting plate bed course are all adopted made of plastic, it is generally adopted PE material, pressing plate bed course and the supporting plate bed course so made by plastics can protect the steel wire in cable wire will not be damaged because of external pressure, ensure the integrity of cable wire；Pressing plate is provided with the first bolt hole, supporting plate is provided with the second bolt hole, first bolt hole and the second bolt hole are mutually corresponding up and down, first bolt hole and the second bolt hole have passed into hold-down bolt, realize hold-down bolt pressing plate and supporting plate to be fixed together, so can be achieved with the installation of cord clip in steel pipe, so by the pressuring action of cord clip with steel pipe, guarantee that the cable wire in steel tube body and steel pipe keep concentricity, simple and practical, by space structure is set up structural initial pre stress, not only optimize structural internal force distribution, too increase the rigidity of structure simultaneously, reach to save the purpose of steel using amount.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation of prestressed cable positioner in a kind of steel tube body of this utility model；
Fig. 2 is the explosive view (in figure, steel pipe is not shown) of Fig. 1；
Fig. 3 is the structural representation of another embodiment of the present utility model；
Fig. 4 is the explosive view (in figure, steel pipe is not shown) of Fig. 3.
Detailed description of the invention
As shown in Figures 1 to 4, for prestressed cable positioner in this utility model one steel tube body, including cable wire 1 and steel pipe 9.Cable wire 1 is provided with cord clip, cord clip include pressing plate 2 and supporting plate 3, pressing plate 2 and supporting plate 3 according to load take cast iron, cast steel, Plate Welding or other there is suitable strength materials molding.Pressing plate 2 and supporting plate 3 are arranged to stage body along the axis direction of steel pipe 9, it is simple to cord clip can pass through in managing from steel pipe 9 smoothly because of caliber deviation, thus can is passed into by cord clip in the pipe of steel pipe 9 rapidly, improve installation rate.The cross-sectional area of cord clip, less than the cross-sectional area within steel pipe 9, so can ensure that the cable wire 1 with cord clip can be internal freely through steel pipe 9, facilitates the installation of cord clip in steel pipe 9.Cord clip makes main points: supporting plate 3 takes face to contact with the inwall of steel pipe 9, and the inwall of the side of supporting plate 3 and steel pipe 9 reserves certain interval, and the top of pressing plate 2 and side all reserve certain interval with the inwall of steel pipe 9.
It is provided with pressing plate bed course 5 between cable wire 1 and pressing plate 2, is provided with supporting plate bed course 6 between cable wire 1 and supporting plate 3, between pressing plate 2 and supporting plate 3, is fixedly connected with hold-down bolt 4.Pressing plate 2 is provided with the first bolt hole 8, supporting plate 3 is provided with the second bolt hole 7, first bolt hole 8 is mutually corresponding with the second bolt hole about 7, has passed into hold-down bolt 4, it is achieved pressing plate 2 and supporting plate 3 are fixed together by hold-down bolt 4 in the first bolt hole 8 and the second bolt hole 7.The quantity that first bolt hole 8 and the second bolt hole 7 are arranged is according to thrust, the diameter of hold-down bolt 4 and easy to operate is determined.Assemblage gap 10 it is provided with between pressing plate 2 and supporting plate 3, after pressing plate 2 and supporting plate 3 are fixed by hold-down bolt 4, there is assemblage gap 10 between pressing plate 2 and supporting plate 3, so can ensure that hold-down bolt 4 can cross clamping platen bed course 5 and supporting plate bed course 6 after tightening, it is ensured that the transmission of thrust.Pressing plate bed course 5 and supporting plate bed course 6 are all provided with being set to arc-shaped, and the outer surface of cable wire 1 is all close in the inner side of pressing plate bed course 5 and the inner side of supporting plate bed course 6, so can improve the cord clip clamping force to cable wire 1, it is ensured that do not slide between cord clip and cable wire 1.Pressing plate bed course 5 and supporting plate bed course 6 are all adopted made of plastic, are generally adopted PE material, and pressing plate bed course 5 and the supporting plate bed course 6 so made by plastics can protect the steel wire in cable wire 1 will not be damaged because of external pressure, it is ensured that the integrity of cable wire 1.Pressing plate bed course 5 and supporting plate bed course 6 should possess certain thickness and intensity, it is ensured that hold-down bolt 4 is unlikely to after tightening to destroy.
This utility model identifies cord clip node location after stretch-draw on cable wire 1, cord clip is installed at cord clip node location place on cable wire 1, cord clip includes pressing plate 2 and supporting plate 3, the cross-sectional area of cord clip is less than the cross-sectional area within steel pipe 9, so can ensure that the cable wire 1 with cord clip can be internal freely through steel pipe 9, facilitate the installation of cord clip in steel pipe 9；In installation process, pressing plate bed course 5 is set between cable wire 1 and pressing plate 2, supporting plate bed course 6 is set between cable wire 1 and supporting plate 3, pressing plate bed course 5 and supporting plate bed course 6 are all provided with being set to arc-shaped, the outer surface of cable wire 1 is all close in the inner side of pressing plate bed course 5 and the inner side of supporting plate bed course 6, so can improve the cord clip clamping force to cable wire 1, guarantee not slide between cord clip and cable wire 1, pressing plate bed course 5 and supporting plate bed course 6 are all adopted made of plastic, it is generally adopted PE material, pressing plate bed course 5 and the supporting plate bed course 6 so made by plastics can protect the steel wire in cable wire 1 will not be damaged because of external pressure, ensure the integrity of cable wire 1；Pressing plate 2 is provided with the first bolt hole 8, supporting plate 3 is provided with the second bolt hole 7, first bolt hole 8 is mutually corresponding with the second bolt hole about 7, first bolt hole 8 and the second bolt hole 7 have passed into hold-down bolt 4, realize hold-down bolt 4 pressing plate 2 and supporting plate 3 to be fixed together, so can be achieved with the installation of cord clip in steel pipe 9, so by the pressuring action of cord clip with steel pipe 9, guarantee that the cable wire 1 in steel pipe 9 body and steel pipe 9 keep concentricity, simple and practical, by space structure is set up structural initial pre stress, not only optimize structural internal force distribution, too increase the rigidity of structure simultaneously, reach to save the purpose of steel using amount.
Embodiment 1
Fig. 1 and Fig. 2 is one of which embodiment, the structure that is primarily directed in round steel pipe body cord clip, and its center platen selects arc pressuring plate, and arc pallet selected by supporting plate, and round steel pipe selected by steel pipe.Installation fixing step is as follows:
1, cable wire should identify installing Cable-clamp position before dispatching from the factory on cable wire；
2, the interim fixation clip bed course in installing Cable-clamp position, supporting plate bed course, arc pressuring plate and arc pallet on cable wire；
3, hold-down bolt is installed, is fastened arc pressuring plate and arc pallet by hold-down bolt；
4, hold-down bolt is tightened；
5, internal cord clip installed before incoming round steel pipe, then in one end of round steel pipe sequentially incoming round steel pipe.
Embodiment 2
Fig. 3 and Fig. 4 is another embodiment, the structure that is primarily directed in square steel tube body cord clip, and its center platen selects square pressing plate, and square supporting plate selected by supporting plate, and square steel tube selected by steel pipe.Installation fixing step is as follows:
1, cable wire should identify installing Cable-clamp position before dispatching from the factory on cable wire；
2, the interim fixation clip in installing Cable-clamp position bed course, supporting plate bed course, square pressing plate and square supporting plate on cable wire；
3, hold-down bolt is installed, is fastened square pressing plate and square supporting plate by hold-down bolt；
4, hold-down bolt is tightened；
5, internal cord clip installed before incoming square steel tube, then in one end of square steel tube sequentially incoming square steel tube.
These are only specific embodiment of the utility model, but technical characteristic of the present utility model is not limited thereto.Any based on this utility model, for solving essentially identical technical problem, it is achieved essentially identical technique effect, done simple change, equivalent replacement or modification etc., all it is covered by among protection domain of the present utility model.
Claims (7)
1. prestressed cable positioner in a steel tube body, including cable wire and steel pipe, it is characterized in that: described cable wire is provided with cord clip, described cord clip includes pressing plate and supporting plate, pressing plate bed course it is provided with between described cable wire and described pressing plate, it is provided with supporting plate bed course between described cable wire and described supporting plate, between described pressing plate and described supporting plate, is fixedly connected with hold-down bolt.
2. prestressed cable positioner in a kind of steel tube body according to claim 1, it is characterised in that: the cross-sectional area of described cord clip is less than the cross-sectional area of described steel duct.
3. prestressed cable positioner in a kind of steel tube body according to claim 1, it is characterised in that: described pressing plate and described supporting plate are arranged to stage body along the axis direction of described steel pipe.
4. prestressed cable positioner in a kind of steel tube body according to claim 1, it is characterised in that: it is provided with assemblage gap between described pressing plate and described supporting plate.
5. prestressed cable positioner in a kind of steel tube body according to claim 1, it is characterized in that: described pressing plate bed course and described supporting plate bed course are all provided with being set to arc-shaped, the outer surface of described cable wire is all close in the inner side of described pressing plate bed course and the inner side of described supporting plate bed course.
6. prestressed cable positioner in a kind of steel tube body according to claim 1, it is characterised in that: described pressing plate bed course and described supporting plate bed course are all adopted made of plastic.
7. prestressed cable positioner in a kind of steel tube body according to claim 1, it is characterized in that: described pressing plate is provided with the first bolt hole, described supporting plate is provided with the second bolt hole, described first bolt hole is mutually corresponding up and down with described second bolt hole, has passed into described hold-down bolt in described first bolt hole and described second bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620160326.5U CN205369720U (en) | 2016-03-02 | 2016-03-02 | Internal prestressed cable positioner of steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620160326.5U CN205369720U (en) | 2016-03-02 | 2016-03-02 | Internal prestressed cable positioner of steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205369720U true CN205369720U (en) | 2016-07-06 |
Family
ID=56264911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620160326.5U Expired - Fee Related CN205369720U (en) | 2016-03-02 | 2016-03-02 | Internal prestressed cable positioner of steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205369720U (en) |
-
2016
- 2016-03-02 CN CN201620160326.5U patent/CN205369720U/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: 20160706 |