CN204960340U - Full -prestressed stretch -draw sleeve -board spare - Google Patents
Full -prestressed stretch -draw sleeve -board spare Download PDFInfo
- Publication number
- CN204960340U CN204960340U CN201520484869.8U CN201520484869U CN204960340U CN 204960340 U CN204960340 U CN 204960340U CN 201520484869 U CN201520484869 U CN 201520484869U CN 204960340 U CN204960340 U CN 204960340U
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- CN
- China
- Prior art keywords
- stretch
- hole
- draw
- strengthening rib
- board
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a full -prestressed stretch -draw sleeve -board spare, including the stretch -draw board, be equipped with perpendicular strengthening rib, horizontal strengthening rib, oblique strengthening rib, screw and through -hole on the stretch -draw board, the screw sets up at the center of stretch -draw board, and the four sides equidistance of stretch -draw board is equipped with the through -hole, is equipped with the step in the through -hole, all be equipped with perpendicular strengthening rib and horizontal strengthening rib around the through -hole, be equipped with oblique strengthening rib between screw and perpendicular strengthening rib, the horizontal strengthening rib, all be equipped with the guide pin bushing in every through -hole. The utility model discloses a guide pin bushing adopts clearance fit to be connected with the through -hole, and the guide pin bushing can be dismantled, can in time change after the guide pin bushing wearing and tearing, has so not only saved manufacturing cost, has still improved the intensity and the precision of precast pile, additionally, the utility model discloses adopt integrated into one piece's processing mode with stretch -draw board, stretch -draw tailboard, and set up perpendicular strengthening rib, horizontal strengthening rib, oblique strengthening rib on stretch -draw board, stretch -draw tailboard, strengthen the tensile strength of stretch -draw board and stretch -draw tailboard greatly, make its non -deformable when stretch -draw, the bearing capacity is stronger.
Description
Technical field
The utility model relates to preformed pile manufacturing technology field, is specifically related to full prestressing stretch board external member.
Background technology
At present, prestressed concrete member, such as pile tube and square pile etc. are important pile foundation materials, and it is widely used in the Foundation Design of all kinds of building and construction, as the field such as highrise building, public building, general industry and civilian construction, harbour, harbour, speedway, bridge.
When with concrete casting stake, need through very important operation, i.e. a tension process.Existing stretch-draw external member has the following disadvantages:
1, stretch board is at the position be connected with the main muscle of prestressing force because long-term stretch-draw is stressed, there will be wearing and tearing, if change in time, then greatly can increase the cost of production of pile body; If do not change, then can affect the prestress strength of pile body;
2, the tensile strength of stretch board and stretch-draw tailgate is inadequate, and easy compressive deformation is scrapped, and changes not in time, directly causes an end slope;
Therefore, need a kind of new stretch board external member of development badly and solve these problems.
Utility model content
The purpose of this utility model is: for the above-mentioned technical problem existed in prior art, provides a kind of full prestressing stretch board external member.
The utility model is achieved through the following technical solutions:
Full prestressing stretch board external member, comprises stretch board, and described stretch board is provided with vertical stiffener rib, transverse stiffener rib, tiltedly reinforcing rib, screw and through hole, and described screw is arranged on the center of stretch board, and four limits of stretch board are equidistantly provided with through hole, are provided with step in described through hole; The surrounding of described through hole is equipped with vertical stiffener rib and transverse stiffener rib, is provided with oblique reinforcing rib, is equipped with guide pin bushing in each described through hole between described screw and vertical stiffener rib, transverse stiffener rib.
As preferably, the number of described through hole is identical with the number of the main muscle of stake prestressing with bond.
As preferably, comprise stretch-draw tailgate, described stretch-draw tailgate is provided with through hole, vertical stiffener rib and transverse stiffener rib, four limits of described stretch-draw tailgate are equidistantly provided with through hole, step is provided with in described through hole, be equipped with guide pin bushing in each described through hole, described stretch-draw tailgate is separated into multiple lattice by vertical stiffener rib, transverse stiffener rib.
As preferably, also comprise tensioning nut, tensioning nut is made up of connector and screw rod, and described connector matches with screw and locks, and the external surface of connector is provided with the external screw thread matched with the screw thread of screw, and described screw rod is also provided with screw thread.
As preferably, described guide pin bushing and through hole are that matched in clearance is connected.
As preferably, described lattice is rectangle or square.
As preferably, described stretch board, stretch-draw tailgate are all formed in one.
As preferably, described stretch board, stretch-draw tailgate are square or circular.
As preferably, described stretch-draw tailgate is provided with the inserted block with mould grafting.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, guide pin bushing of the present utility model and through hole adopt matched in clearance to be connected, and guide pin bushing is demountable, can change in time, not only save cost of production like this, also improve intensity and the precision of preformed pile after guide pin bushing wearing and tearing.
2, stretch board, stretch-draw tailgate are adopted integrated processing mode by the utility model, and on stretch board, stretch-draw tailgate, be provided with vertical stiffener rib, transverse stiffener rib, tiltedly reinforcing rib, greatly strengthen the tensile strength of stretch board and stretch-draw tailgate, make it not yielding when stretch-draw, bearing capacity is stronger.
Accompanying drawing explanation
The utility model illustrates by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the main TV structure schematic diagram of stretch board of the present utility model;
Fig. 2 is stretch board side-looking structural representation of the present utility model;
Fig. 3 is the main TV structure schematic diagram of stretch-draw tailgate of the present utility model;
Fig. 4 is stretch-draw tailgate side-looking structural representation of the present utility model;
Fig. 5 is tensioning nut structural representation of the present utility model;
Fig. 6 is fixed charge method end plate structural representation of the present utility model;
Overall structure schematic diagram when Fig. 7 is the utility model stretch-draw;
Mark in figure: 1-stretch-draw tailgate, 2-through hole, 3-vertical stiffener rib, 4-transverse stiffener rib, 5-tiltedly reinforcing rib, 6-stretch board, 7-screw, 8-tensioning nut, 9-nut, 10-mould, the main muscle of 11-prestressing force, 12-fixed charge method end plate, 13-inserted block.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figures 1 to 6, full prestressing stretch board external member, comprise stretch board 6, described stretch board 6 is provided with vertical stiffener rib 3, transverse stiffener rib 4, tiltedly reinforcing rib 5, screw 7 and through hole 2, described screw 7 is arranged on the center of stretch board 6, four limits of stretch board 6 are equidistantly provided with through hole 2, are provided with step in described through hole 2; The surrounding of described through hole 2 is equipped with vertical stiffener rib 3 and transverse stiffener rib 4, is provided with oblique reinforcing rib 5, is equipped with guide pin bushing in each described through hole 2 between described screw 7 and vertical stiffener rib 3, transverse stiffener rib 4, described guide pin bushing with through hole 2 for matched in clearance is connected; The number of described through hole 2 is identical with the number of the main muscle of stake prestressing with bond 11, and in the present embodiment, through hole 2 is provided with 16 altogether.
Full prestressing stretch board external member, comprise stretch-draw tailgate 1, described stretch-draw tailgate 1 is provided with through hole 2, vertical stiffener rib 3 and transverse stiffener rib 4, four limits of described stretch-draw tailgate 1 are equidistantly provided with through hole 2, step is provided with in described through hole 2, guide pin bushing is equipped with in each described through hole 2, through hole 2 number on stretch-draw tailgate 1 is also identical with the number of the main muscle of stake prestressing with bond, described stretch-draw tailgate 1 is separated into multiple lattice by vertical stiffener rib 3, transverse stiffener rib 3, wherein, lattice is rectangle or square, and stretch-draw tailgate 1 is provided with the inserted block with mould grafting.
Also comprise tensioning nut 8, tensioning nut 8 is made up of connector and screw rod, and described connector matches with screw 7 and locks, and the external surface of connector is provided with the external screw thread matched with the screw thread of screw 7, described screw rod is also provided with screw thread, and the stretch-draw that matches with nut 9 of this screw thread is used.
Described stretch board 6, stretch-draw tailgate 1 are all formed in one, described stretch board 6, stretch-draw tailgate 1 are in square, rectangle or circle etc., the shape of stretch board 6, stretch-draw tailgate 1 and fixed charge method end plate 12 is determined according to different pile dies, wherein, in the present embodiment, what stretch board 6, stretch-draw tailgate 1, fixed charge method end plate 12 adopted is square.
As shown in Figure 7, the utility model is when reality uses, stretch-draw tailgate 1 one end by the main muscle 11 of guide pin bushing and stud and prestressing force is connected, and stretch-draw tailgate 1 is fixed on one end of mould 10, the other end of stretch board 6 by the main muscle 11 of guide pin bushing and stud and prestressing force is connected, fixed charge method end plate 12 is arranged on the other end of mould 10 by bolt, by tensioning nut 8 successively through the intermediate throughholes of fixed charge method end plate 12, and by fastening by threaded engagement for the screw 7 of the connector of tensioning nut 8 and stretch board 6, the screw thread on connecting rod and nut 9 locked and carries out stretch-draw.
Wherein, larger than through hole 2 internal diameter 2 of the guide pin bushing external diameter adopted in the present embodiment, then directly pounds guide pin bushing in through hole 2, but guide pin bushing is not limited thereto method, as long as guide pin bushing can be arranged in through hole.
Can change after guide pin bushing wearing and tearing of the present utility model, not only save cost like this, stretch board and stretch-draw tailgate can also be made repeatedly to reuse, economize on resources; And by being provided with vertical stiffener rib, transverse stiffener rib, tiltedly reinforcing rib, all by machining center one-shot forming, greatly strengthen the tensile strength of stretch board, stretch-draw tailgate, not yielding when making its stretch-draw, ensure the required precision of pile body stretch-draw, be noted that reinforcing rib structure of the present utility model is not limited only to shown in drawing.
Above-described specific embodiment, further describes the purpose of this utility model, technical scheme and beneficial effect, and institute it should be understood that and the foregoing is only specific embodiment of the utility model, is not limited to the utility model.The utility model expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (9)
1. full prestressing stretch board external member, is characterized in that, comprises stretch board, described stretch board is provided with vertical stiffener rib, transverse stiffener rib, tiltedly reinforcing rib, screw and through hole, described screw is arranged on the center of stretch board, and four limits of stretch board are equidistantly provided with through hole, are provided with step in described through hole; The surrounding of described through hole is equipped with vertical stiffener rib and transverse stiffener rib, is provided with oblique reinforcing rib, is equipped with guide pin bushing in each described through hole between described screw and vertical stiffener rib, transverse stiffener rib.
2. full prestressing stretch board external member according to claim 1, is characterized in that, the number of described through hole is identical with the number of the main muscle of stake prestressing with bond.
3. full prestressing stretch board external member according to claim 1, it is characterized in that, comprise stretch-draw tailgate, described stretch-draw tailgate is provided with through hole, vertical stiffener rib and transverse stiffener rib, four limits of described stretch-draw tailgate are equidistantly provided with through hole, be provided with step in described through hole, be equipped with guide pin bushing in each described through hole, described stretch-draw tailgate is separated into multiple lattice by vertical stiffener rib, transverse stiffener rib.
4. full prestressing stretch board external member according to claim 1, it is characterized in that, also comprise tensioning nut, tensioning nut is made up of connector and screw rod, described connector matches with screw and locks, the external surface of connector is provided with the external screw thread matched with the screw thread of screw, and described screw rod is also provided with screw thread.
5. full prestressing stretch board external member according to claim 1, is characterized in that, described guide pin bushing and through hole are that matched in clearance is connected.
6. full prestressing stretch board external member according to claim 3, is characterized in that, described lattice is rectangle or square.
7. the full prestressing stretch board external member according to claim 1 or 3, is characterized in that, described stretch board, stretch-draw tailgate are all formed in one.
8. the full prestressing stretch board external member according to claim 1 or 3, is characterized in that, described stretch board, stretch-draw tailgate are square or circle.
9. full prestressing stretch board external member according to claim 3, is characterized in that, described stretch-draw tailgate is provided with the inserted block with mould grafting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520484869.8U CN204960340U (en) | 2015-07-08 | 2015-07-08 | Full -prestressed stretch -draw sleeve -board spare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520484869.8U CN204960340U (en) | 2015-07-08 | 2015-07-08 | Full -prestressed stretch -draw sleeve -board spare |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204960340U true CN204960340U (en) | 2016-01-13 |
Family
ID=55055414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520484869.8U Expired - Fee Related CN204960340U (en) | 2015-07-08 | 2015-07-08 | Full -prestressed stretch -draw sleeve -board spare |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204960340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989106A (en) * | 2015-07-08 | 2015-10-21 | 宿迁市保祥重工有限公司 | Full prestress tension plate external member |
| CN106976146A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of fixed plate of concrete prefabricated pile die |
-
2015
- 2015-07-08 CN CN201520484869.8U patent/CN204960340U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989106A (en) * | 2015-07-08 | 2015-10-21 | 宿迁市保祥重工有限公司 | Full prestress tension plate external member |
| CN106976146A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of fixed plate of concrete prefabricated pile die |
| CN106976146B (en) * | 2016-01-18 | 2019-10-29 | 周兆弟 | A kind of fixed plate of concrete prefabricated pile die |
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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 |
Granted publication date: 20160113 Termination date: 20210708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |