CN202622987U - Tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles - Google Patents
Tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles Download PDFInfo
- Publication number
- CN202622987U CN202622987U CN 201220236226 CN201220236226U CN202622987U CN 202622987 U CN202622987 U CN 202622987U CN 201220236226 CN201220236226 CN 201220236226 CN 201220236226 U CN201220236226 U CN 201220236226U CN 202622987 U CN202622987 U CN 202622987U
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- stretch
- draw
- connecting plate
- plate
- jockey
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Abstract
The utility model relates to a tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles. The tensioning tool comprises a fixing plate and a locking plate which are respectively arranged at two ends of a pipe pile die, and a connecting device positioned between the heads and the tails of two reinforcement cages in the pipe pile die, wherein a screw for tensioning is arranged on the locking plate; a locking nut used for locking the screw is arranged on the screw; one end of the screw positioned in the pipe pile die is provided with a tensioning plate which is connected with an end plate of each reinforcement cage; the middle of the connecting device is provided with a through hole of which the diameter is the same as the inner diameter of the pipe pile; and the connecting device is provided with a sealing structure for preventing the concrete from flowing into the connecting device. The tensioning tool has high practicality during concreting by using a concrete pump and a pouring pipeline, namely the reinforcement cages can be tensioned, the pouring of the pouring pipeline is not influenced, and the tensioning tool is high in sealing performance.
Description
Technical field
The utility model relates to pile tube and makes the field, specifically is a kind of stretch-draw instrument of making many prestressed concrete pipe piles simultaneously.
Background technology
Prestressed concrete pipe pile is widely used in fields such as industry, civil buildings, harbour, railway; In the prestressed concrete pipe pile manufacture process; Need carry out prestressed stretch-draw to the steel reinforcement cage in the pipe pile die, prestressed concrete pipe pile generally is single the manufacturing at present, and production efficiency is lower; During stretch-draw instrument when employing is made many pile for prestressed pipe shown in accompanying drawing 1 time; Because first welded plate 5.1 and second welded plate 7.1 shown in the figure can not make and build pipeline and extend in many root canal piles mould and build, this stretch-draw instrument is using concrete pump and is building pipeline and carry out can not implementing under the situation of concreting; When for conveniently building building of pipeline when removing welded plate; Stretch-draw tools area between two steel reinforcement cages can not obtain sealing, and the concrete that causes building enters in this zone, influences the dismounting of stretch-draw instrument.
Summary of the invention
The utility model technical problem to be solved is: a kind of stretch-draw instrument of making many prestressed concrete pipe piles simultaneously is provided; This stretch-draw instrument is using concrete pump to have better practicability when pipeline carries out concreting with building; Can carry out stretch-draw to steel reinforcement cage, also not influence and build building and its good seal performance of pipeline.
The technical scheme that the utility model is taked is: a kind of stretch-draw instrument of making many prestressed concrete pipe piles simultaneously is provided; Comprise the fixed head and the latch that are located at the pipe pile die two ends respectively; Described latch is provided with the screw rod that stretch-draw is used; Described screw rod is provided with the locking nut that is used for lock nut, and the end that said screw rod is positioned at pipe pile die is provided with the stretch-draw plate that is connected with the steel reinforcement cage end plate, and it also comprises the jockey between the two steel reinforcement cages head and the tail in pipe pile die; The middle part of said jockey is provided with the diameter through hole identical with the pile tube internal diameter, and described jockey is provided with and prevents that concrete from flowing into the inner hermetically-sealed construction of this jockey.
After adopting above structure, the utility model is made the stretch-draw instrument of many prestressed concrete pipe piles simultaneously and is compared with prior art, and following advantage is arranged: owing in pipe pile die, be provided with jockey between the two steel reinforcement cages head and the tail; The middle part of said jockey is provided with the diameter through hole identical with the pile tube internal diameter; When the pile tube manufacture process was carried out the stretch-draw of steel reinforcement cage, this jockey can connect two steel reinforcement cages well, transmitted stretching force; The through hole at jockey middle part can make builds pipeline and extend in a plurality of pipe pile dies; Convenient a plurality of steel reinforcement cages are built, prevent that concrete from flowing into the inner hermetically-sealed construction of this jockey because described jockey is provided with again, this hermetically-sealed construction can prevent to build pipeline when carrying out concrete building; Concrete enters into jockey, has avoided the dismounting of later stage to this jockey.
As improvement; Described jockey is meant the first stretch-draw connecting plate and the second stretch-draw connecting plate between the two steel reinforcement cages head and the tail in pipe pile die, and the middle part of the said first stretch-draw connecting plate and the second stretch-draw connecting plate is equipped with the diameter through hole identical with the pile tube internal diameter, and the end plate of described first a stretch-draw connecting plate and a steel reinforcement cage is connected; The end plate of the second stretch-draw connecting plate and another steel reinforcement cage is connected; Be provided with the connecting ring that connects the first stretch-draw connecting plate and the second stretch-draw connecting plate between the described first stretch-draw connecting plate and the second stretch-draw connecting plate, adopt this jockey, simple in structure; Installation and removal are all more or less freely, and do not influence concrete pump and build.
As further improvement; The said inner hermetically-sealed construction of concrete inflow jockey that prevents is meant that first a stretch-draw connecting plate side relative with the second stretch-draw connecting plate is equipped with the internal diameter interior ring identical with the pile tube internal diameter, and said interior ring outer circumference surface is provided with the groove that is used to install sealing ring, and the inner peripheral surface of said connecting ring is provided with the annular slab of " T " shape; One end face and the sealing ring of annular slab offset; Adopt the hermetically-sealed construction of this form, not only good sealing effect is simple in structure; Amount of parts is few, dismantles the stretch-draw instrument simultaneously and also seems convenient and swift.
As further improving, described connecting ring is split type connecting ring, is made up of at least two split type connecting rings, is arranged to split type structure to connecting ring, can make things convenient for the installation and removal of connecting ring.
Description of drawings
Accompanying drawing 1 is the existing stretch-draw tool construction sketch map of making many prestressed concrete pipe piles simultaneously.
Accompanying drawing 2 is made the stretch-draw tool construction sketch map of many prestressed concrete pipe piles simultaneously for the utility model.
Accompanying drawing 3 is the structure enlarged drawing that connects two steel reinforcement cage places in the accompanying drawing 2.
Accompanying drawing 4 is the first stretch-draw connecting plate structural representation of connection two steel reinforcement cages of the utility model.
Accompanying drawing 5 is the second stretch-draw connecting plate structural representation of connection two steel reinforcement cages of the utility model.
Accompanying drawing 6 is the structural representation of connecting ring of the connection first stretch-draw connecting plate and the second stretch-draw connecting plate of the utility model.
Among the figure, 1, screw rod, 2, locking nut, 3, latch, 4, the stretch-draw plate; 5, the first stretch-draw connecting plate, 5.1, first welded plate, 6, connecting ring, 6.1, annular slab, 7, the second stretch-draw connecting plate; 7.1, second welded plate, 8, pipe pile die, 9, fixed head, 10, interior ring.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation.
Shown in accompanying drawing 1 ~ 6; A kind of stretch-draw instrument of making many prestressed concrete pipe piles simultaneously; Comprise the fixed head 9 and latch 3 that are located at pipe pile die 8 two ends respectively; Described fixed head 9 all is connected with pipe pile die 8 bolts through the flange at pipe pile die 8 two ends with latch 3; Described latch 3 is provided with the screw rod 1 that stretch-draw is used, and screw rod 1 passes latch 3 through the through hole that is located at latch 3 middle parts, and the part of screw rod 1 is positioned at outside the pipe pile die 8; A part is positioned at pipe pile die 8; The axis coaxle of the axis of said screw rod 1 and pipe pile die 8, described screw rod 1 is provided with the locking nut 2 that is used for lock nut 1, during locking; The outer face of locking nut 2 and latch 3 is close to; The end that said screw rod 1 is positioned at pipe pile die 8 is provided with the stretch-draw plate 4 that is connected with the end plate of steel reinforcement cage, and screw rod 1 is connected with stretch-draw plate 4 through the screw thread on the bar, and the end plate bolt of stretch-draw plate 4 and steel reinforcement cage is connected; This stretch-draw instrument also comprises the first stretch-draw connecting plate 5 and the second stretch-draw connecting plate 7 between the two steel reinforcement cages head and the tail in pipe pile die 8; The middle part of the said first stretch-draw connecting plate 5 and the second stretch-draw connecting plate 7 is equipped with the diameter through hole identical with the pile tube internal diameter, and the end plate of said first a stretch-draw connecting plate 5 and a steel reinforcement cage is connected through bolt, and the end plate of the second stretch-draw connecting plate 7 and another steel reinforcement cage is connected through bolt; Be provided with the connecting ring 6 that connects the first stretch-draw connecting plate 5 and the second stretch-draw connecting plate 7 between the described first stretch-draw connecting plate 5 and the second stretch-draw connecting plate 7, be provided with between the described first stretch-draw connecting plate 5, the second stretch-draw connecting plate 7 and the connecting ring 6 and be used to prevent that concrete from flowing into the hermetically-sealed construction between the first stretch-draw connecting plate 5, the second stretch-draw connecting plate 7 and the connecting ring 6.
Present embodiment in the specific implementation; The said hermetically-sealed construction that prevents that concrete from flowing between the first stretch-draw connecting plate 5, the second stretch-draw connecting plate 7 and the connecting ring 6 is meant that the first stretch-draw connecting plate 5 is equipped with the internal diameter interior ring 10 identical with the pile tube internal diameter with the second stretch-draw connecting plate, 7 relative sides; Interior the ring 10 and first stretch-draw connecting plate 5 and the second stretch-draw connecting plate 7 all weld; The length of interior ring 10 axis directions equals the distance between the first stretch-draw connecting plate 5 and the second stretch-draw connecting plate 7; Just ring 10 end faces away from the first stretch-draw connecting plate 5 and the second stretch-draw connecting plate 7 offset in two; Respectively be provided with a groove that is used to install sealing ring on the outer circumference surface of ring 10 in two, the inner peripheral surface of said connecting ring 6 is provided with the annular slab 6.1 of cross section for " T " shape, an end of the annular slab 6.1 of " T " shape and the welding of the inner peripheral surface of connecting ring 6; The other end of the annular slab 6.1 of " T " shape is towards pipe pile die 8 diametric(al)s; After being installed to sealing ring in the groove, the annular slab 6.1 of " T " shape compresses with sealing ring towards the end face of pipe pile die 8 diametric ends mutually, plays the effect of sealing.
Described connecting ring 6 is the split type connecting ring with the first stretch-draw connecting plate 5 and the second stretch-draw connecting plate, 7 snappings; Form by two split type connecting rings; Two split type connecting rings rely on the first stretch-draw connecting plate 5, the second stretch-draw connecting plate 7 and pipe pile die 8 to be able to fix; The cross section of said connecting ring is " Π " shape, snaps onto respectively on the first stretch-draw connecting plate 5 and the second stretch-draw connecting plate, 7 end faces of both sides, plays the effect of transmitting stretching force.
Claims (4)
1. stretch-draw instrument of making many prestressed concrete pipe piles simultaneously; Comprise the fixed head (9) and the latch (3) that are located at pipe pile die (8) two ends respectively; Described latch (3) is provided with the screw rod (1) that stretch-draw is used; Described screw rod (1) is provided with the locking nut (2) that is used for lock nut (1); The end that said screw rod (1) is positioned at pipe pile die (8) is provided with the stretch-draw plate (4) that is connected with the steel reinforcement cage end plate; It is characterized in that: it also comprises the jockey that is positioned between pipe pile die (8) the two steel reinforcement cages head and the tail, and the middle part of said jockey is provided with the diameter through hole identical with the pile tube internal diameter, and described jockey is provided with and prevents that concrete from flowing into the inner hermetically-sealed construction of this jockey.
2. the stretch-draw instrument of making many prestressed concrete pipe piles simultaneously according to claim 1; It is characterized in that: described jockey is meant the first stretch-draw connecting plate (5) and the second stretch-draw connecting plate (7) that is positioned between pipe pile die (8) the two steel reinforcement cages head and the tail; The middle part of the said first stretch-draw connecting plate (5) and the second stretch-draw connecting plate (7) is equipped with the diameter through hole identical with the pile tube internal diameter; The end plate of described first a stretch-draw connecting plate (5) and a steel reinforcement cage is connected; The end plate of the second stretch-draw connecting plate (7) and another steel reinforcement cage is connected, and is provided with the connecting ring (6) that connects the first stretch-draw connecting plate (5) and the second stretch-draw connecting plate (7) between the described first stretch-draw connecting plate (5) and the second stretch-draw connecting plate (7).
3. the stretch-draw instrument of making many prestressed concrete pipe piles simultaneously according to claim 1; It is characterized in that: the said inner hermetically-sealed construction of concrete inflow jockey that prevents is meant that the first stretch-draw connecting plate (5) is equipped with the internal diameter interior ring (10) identical with the pile tube internal diameter with the relative side of the second stretch-draw connecting plate (7); Ring (10) outer circumference surface is provided with the groove that is used to install sealing ring in said; The inner peripheral surface of said connecting ring (6) is provided with the annular slab (6.1) of cross section for " T " shape, and an end face of annular slab (6.1) compresses with sealing ring mutually.
4. the stretch-draw instrument of making many prestressed concrete pipe piles simultaneously according to claim 2 is characterized in that: described connecting ring (6) is split type connecting ring, is made up of at least two split type connecting rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220236226 CN202622987U (en) | 2012-05-24 | 2012-05-24 | Tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220236226 CN202622987U (en) | 2012-05-24 | 2012-05-24 | Tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202622987U true CN202622987U (en) | 2012-12-26 |
Family
ID=47376226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220236226 Expired - Fee Related CN202622987U (en) | 2012-05-24 | 2012-05-24 | Tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202622987U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672821A (en) * | 2012-05-24 | 2012-09-19 | 宁波浙东新冈建材设备有限公司 | Tensioning tool for simultaneously manufacturing prestressed concrete pipe piles |
| 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 |
| CN108908695A (en) * | 2018-06-29 | 2018-11-30 | 周兆弟 | A kind of prestressed, reinforced stretching machine |
| CN113927728A (en) * | 2021-11-29 | 2022-01-14 | 郑州大学综合设计研究院有限公司 | Novel prestressed concrete mixed reinforcement pipe pile manufacturing device and method |
-
2012
- 2012-05-24 CN CN 201220236226 patent/CN202622987U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672821A (en) * | 2012-05-24 | 2012-09-19 | 宁波浙东新冈建材设备有限公司 | Tensioning tool for simultaneously manufacturing prestressed concrete pipe piles |
| 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 |
| CN104070603B (en) * | 2014-05-30 | 2018-06-01 | 江苏固丰管桩集团有限公司 | For producing the tensioning component of end-plate-free prestressed-concrete pile |
| CN108908695A (en) * | 2018-06-29 | 2018-11-30 | 周兆弟 | A kind of prestressed, reinforced stretching machine |
| CN108908695B (en) * | 2018-06-29 | 2024-03-15 | 周兆弟 | Steel bar prestress tensioning machine |
| CN113927728A (en) * | 2021-11-29 | 2022-01-14 | 郑州大学综合设计研究院有限公司 | Novel prestressed concrete mixed reinforcement pipe pile manufacturing device and method |
| CN113927728B (en) * | 2021-11-29 | 2023-01-24 | 郑州大学综合设计研究院有限公司 | Novel prestressed concrete mixed reinforcement pipe pile manufacturing device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO ZCONE TOSHIN HIRAOKA EQUIPMENT MANUFACTURIN Free format text: FORMER OWNER: NINGBO ZHEDONG XINGANG BUILDING MATERIALS CO.,LTD. Effective date: 20131012 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131012 Address after: 315145 Zhejiang Ningbo Yinzhou District Binhai Pioneering Center sailing South Road Patentee after: Ningbo Sino new equipment Co., Ltd. Address before: 315145 Zhejiang Ningbo Yinzhou District Binhai Pioneering Center sailing South Road Patentee before: Ningbo Zhedong Xingang Building Materials Co.,Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140524 |