CN104989106A - Full prestress tension plate external member - Google Patents
Full prestress tension plate external member Download PDFInfo
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- CN104989106A CN104989106A CN201510394631.0A CN201510394631A CN104989106A CN 104989106 A CN104989106 A CN 104989106A CN 201510394631 A CN201510394631 A CN 201510394631A CN 104989106 A CN104989106 A CN 104989106A
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- stretch
- hole
- tension plate
- external member
- stretch board
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Abstract
The invention discloses a full prestress tension plate external member which comprises a tension plate. The tension plate is provided with vertical strengthening ribs, cross strengthening ribs, inclined strengthening ribs, a screw hole and through holes. The screw hole is formed in the center of the tension plate, the through holes are formed in the periphery of the tension plate at equal distances, and steps are arranged in the through holes. The vertical strengthening ribs and the cross strengthening ribs are arranged on the peripheries of the through holes, the inclined strengthening ribs are arranged between the screw hole and the vertical strengthening ribs and between the screw hole and the cross strengthening ribs, and a guide sleeve is arranged in each through hole. The guide sleeves and the through holes are connected in clearance fit, the guide sleeves are detachable and can be replaced in time after being abraded, so that the production cost is saved, and the strength and the precision of a prefabricated pile are improved. In addition, the integral forming manufacturing mode is adopted for the tension plate and a tail tension plate, the vertical strengthening ribs, the cross strengthening ribs and the inclined strengthening ribs are arranged on the tension plate and the tail tension plate, the tensile strength of the tension plate and the tail tension plate is greatly improved, the tension plate and the tail tension plate are not likely to deform in the tension process, and the bearing force is higher.
Description
Technical field
The present invention relates to preformed pile manufacturing technology field, be 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.
Summary of the invention
The object of the invention is to: for the above-mentioned technical problem existed in prior art, a kind of full prestressing stretch board external member is provided.
The present invention is achieved by 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 invention has the beneficial effects as follows:
1, guide pin bushing of the present invention 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 present invention, 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
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the main TV structure schematic diagram of stretch board of the present invention;
Fig. 2 is stretch board side-looking structural representation of the present invention;
Fig. 3 is the main TV structure schematic diagram of stretch-draw tailgate of the present invention;
Fig. 4 is stretch-draw tailgate side-looking structural representation of the present invention;
Fig. 5 is tensioning nut structural representation of the present invention;
Fig. 6 is fixed charge method end plate structural representation of the present invention;
Overall structure schematic diagram when Fig. 7 is stretch-draw of the present invention;
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
All features disclosed in this manual, or the step in disclosed all methods or process, except mutually exclusive feature and (or) step, all can combine by any way.
Arbitrary feature disclosed in this manual (comprising any accessory claim, summary and accompanying drawing), unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
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 present invention 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 invention, 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 invention is not limited only to shown in drawing.
Above-described specific embodiment, further describes object of the present invention, technical scheme and beneficial effect, and institute it should be understood that and the foregoing is only specific embodiments of the invention, is not limited to the present invention.The present invention 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 |
|---|---|---|---|
| CN201510394631.0A CN104989106A (en) | 2015-07-08 | 2015-07-08 | Full prestress tension plate external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510394631.0A CN104989106A (en) | 2015-07-08 | 2015-07-08 | Full prestress tension plate external member |
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| Publication Number | Publication Date |
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| CN104989106A true CN104989106A (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510394631.0A Pending CN104989106A (en) | 2015-07-08 | 2015-07-08 | Full prestress tension plate external member |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976154A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of concrete-pile tensioning attachment means |
| CN106976149A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of end plate of concrete prefabricated pile die |
| CN106976156A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of tensioning board component of concrete prefabricated pile die |
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| CN1446677A (en) * | 2002-03-21 | 2003-10-08 | 金承洙 | Method and appts. for mfg. pole |
| JP2007144920A (en) * | 2005-11-30 | 2007-06-14 | Geotop Corp | Connector for straining |
| KR20120056115A (en) * | 2010-11-24 | 2012-06-01 | 주식회사 알파이엔씨 | Locking device tension bar for electric pole |
| CN202416303U (en) * | 2011-11-22 | 2012-09-05 | 上海中技桩业股份有限公司 | End plate of prestressed concrete hollow square pile |
| CN202781422U (en) * | 2012-08-09 | 2013-03-13 | 上海中技桩业股份有限公司 | Prestress precast pile fast connect stretch-draw piece assembly |
| CN203510449U (en) * | 2013-09-26 | 2014-04-02 | 丹阳市华发环保机械有限公司 | Novel tension device for pipe pile production |
| CN203579870U (en) * | 2013-09-29 | 2014-05-07 | 国鼎(南通)管桩有限公司 | Prestress combined support pile steel mold structure |
| CN104070603A (en) * | 2014-05-30 | 2014-10-01 | 江苏固丰管桩集团有限公司 | Tensioning assembly for producing prestressed concrete pile without end plate |
| CN204960340U (en) * | 2015-07-08 | 2016-01-13 | 宿迁市保祥重工有限公司 | Full -prestressed stretch -draw sleeve -board spare |
-
2015
- 2015-07-08 CN CN201510394631.0A patent/CN104989106A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1446677A (en) * | 2002-03-21 | 2003-10-08 | 金承洙 | Method and appts. for mfg. pole |
| JP2007144920A (en) * | 2005-11-30 | 2007-06-14 | Geotop Corp | Connector for straining |
| KR20120056115A (en) * | 2010-11-24 | 2012-06-01 | 주식회사 알파이엔씨 | Locking device tension bar for electric pole |
| CN202416303U (en) * | 2011-11-22 | 2012-09-05 | 上海中技桩业股份有限公司 | End plate of prestressed concrete hollow square pile |
| CN202781422U (en) * | 2012-08-09 | 2013-03-13 | 上海中技桩业股份有限公司 | Prestress precast pile fast connect stretch-draw piece assembly |
| CN203510449U (en) * | 2013-09-26 | 2014-04-02 | 丹阳市华发环保机械有限公司 | Novel tension device for pipe pile production |
| CN203579870U (en) * | 2013-09-29 | 2014-05-07 | 国鼎(南通)管桩有限公司 | Prestress combined support pile steel mold structure |
| CN104070603A (en) * | 2014-05-30 | 2014-10-01 | 江苏固丰管桩集团有限公司 | Tensioning assembly for producing prestressed concrete pile without end plate |
| CN204960340U (en) * | 2015-07-08 | 2016-01-13 | 宿迁市保祥重工有限公司 | Full -prestressed stretch -draw sleeve -board spare |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976154A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of concrete-pile tensioning attachment means |
| CN106976149A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of end plate of concrete prefabricated pile die |
| CN106976156A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of tensioning board component of concrete prefabricated pile die |
| CN106976156B (en) * | 2016-01-18 | 2022-09-09 | 周兆弟 | Tensioning plate assembly of concrete precast pile mould |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20151021 |