CN113982193A - Recoverable ground tackle - Google Patents
Recoverable ground tackle Download PDFInfo
- Publication number
- CN113982193A CN113982193A CN202111272935.1A CN202111272935A CN113982193A CN 113982193 A CN113982193 A CN 113982193A CN 202111272935 A CN202111272935 A CN 202111272935A CN 113982193 A CN113982193 A CN 113982193A
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- CN
- China
- Prior art keywords
- holes
- tapered
- hollow
- hole
- annular
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 229920001971 elastomer Polymers 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 4
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 229920001821 foam rubber Polymers 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
- E04C5/12—Anchoring devices
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
- E04C5/12—Anchoring devices
- E04C5/122—Anchoring devices the tensile members are anchored by wedge-action
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a recyclable anchor, which comprises an anchor body, wherein vertical holes penetrating up and down are uniformly formed in the upper end of the anchor body, steel strands are inserted into the vertical holes from the lower end of the vertical holes, an upper sealing structure is screwed at the upper ends of the vertical holes, tapered holes are formed in the lower ends of the vertical holes, tapered cylinders are inserted into the tapered holes and consist of two semicircular tapered cylinders, annular stop blocks are arranged at the upper ends of the tapered cylinders, snap rings are arranged at the lower ends of the annular stop blocks of the steel strands, the lower ends of the tapered cylinders extend out of the bottom sides of the tapered holes, annular baffle plates are assembled on the outer sides of the lower ends of the tapered cylinders, threaded holes are formed in the two ends of the lower sides of the annular baffle plates and penetrate through the annular baffle plates, antirust bolts are screwed in the threaded holes, the length of the studs of the antirust bolts is longer than the thickness of the annular stop plates, and ejector blocks are arranged at the upper ends of the antirust bolts of the anchor body; the anti-rust bolt in the scheme can eject the conical cylinder, so that the two semi-conical cylinders of the conical cylinder are separated, the main steel stranded rope is not clamped, and the steel stranded rope is recycled.
Description
Technical Field
The invention belongs to the technical field of anchorage devices, and particularly relates to a recyclable anchorage device.
Background
The anchorage device is a permanent anchoring device used in prestressed concrete, and is an anchoring tool for maintaining the tensile force of a prestressed tendon and transmitting the tensile force to the interior of the concrete in a post-tensioning structure or a post-tensioning member, also called as a prestressed anchorage device.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, provides a recyclable anchor, and aims to solve the technical problems, the invention adopts the basic concept of the technical scheme that:
a recyclable anchorage device comprises an anchorage device body, wherein vertical holes which penetrate through the upper part and the lower part are uniformly formed in the upper end of the anchorage device body, steel strands are inserted into the vertical holes from the lower end of the vertical holes, an upper sealing structure is screwed at the upper end of each vertical hole, a conical hole is formed in the lower end of each vertical hole, a conical barrel is inserted into each conical hole and consists of two semicircular conical barrels, an annular stop block is arranged at the upper end of each conical barrel, a clamping ring is arranged at the lower end of each annular stop block for the steel strands, and the lower end of each conical barrel extends out of the bottom side of each conical hole;
the outer side of the lower end of the conical barrel is provided with an annular baffle, threaded holes are formed in two ends of the lower side of the annular baffle and penetrate through the annular baffle, an anti-rust bolt is screwed in each threaded hole, the length of a stud of the anti-rust bolt is longer than the thickness of the annular baffle, and a jacking block is arranged at the upper end of the anti-rust bolt of the anchor device body.
Preferably, the upper sealing structure comprises a hollow screw cap, a hollow stud is arranged at the lower end of the hollow screw cap and is in threaded connection with the upper end of the vertical hole, an annular spongy cushion is pasted at the lower end of the hollow stud, and a first rubber sealing ring is pasted in the middle of the hollow stud.
Preferably, the upper end of the hollow screw cap is provided with a transverse plate, and the transverse plate is arranged on a diameter line on the upper side of the hollow screw cap and is disconnected in the middle.
Preferably, the anchorage body is provided with a cylinder mounting seat at the lower end of the vertical hole, and a lower sealing cover is screwed on the side 83 surface of the cylinder mounting seat.
Preferably, the lower sealing cover comprises a hollow round cover, sealing cotton is pasted on the upper side of the hollow round cover, and a second rubber sealing ring is pasted at the hollow position in the middle of the hollow round cover.
Preferably, the rust-resistant bolt includes the bolt head, the bolt head lower extreme is equipped with the threaded rod, the oil filler point that runs through the bolt head is seted up to the threaded rod inboard, the spiro union has sealed lid on the oil filler point, the oil scattering hole has evenly been seted up to the threaded rod side, the inboard intercommunication of oil scattering hole is in the oil filler point.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
(1) The device is provided with a conical cylinder, a conical groove, a vertical hole, an annular stop block, a steel strand, a snap ring, an annular baffle, a threaded hole, an antirust bolt and a top block, when in use, the steel strand penetrates into the vertical hole from the through hole of the conical cylinder and extends upwards from the vertical hole, and the clamping ring at the outer side of the steel strand is clamped on the annular baffle upwards, thereby completing the installation of the steel strand and the anchorage device, and the steel strand is hung in the conical hole by the snap ring and cannot fall down when being pulled upwards, when the steel strand needs to be disassembled, the tool is utilized to rotate the rust-proof bolt, so that the rust-proof bolt is pressed against the ejector block and continuously ejected upwards, the conical cylinder is ejected downwards, because the conical cylinder is composed of two semicircular conical cylinders, the two semicircular conical cylinders are separated after being ejected, the annular stop block is not matched with the snap ring any more, the steel strand can be freely drawn out, the operation is simple and convenient, and the problem that the steel strand cannot be recycled after the anchorage device is used is solved.
(2) This device is provided with seal structure and lower sealing cover, can seal the perpendicular hole, avoids perpendicular hole to get into debris such as dust and influences the recovery of steel strand wires.
(3) The rust-proof bolt that this device set up can follow oiling mouth filling rust-proof oil, and on rust-proof oil gradually diffused to the thread engagement position through the oil scattering hole in the installation, because inside whole is filled by rust-proof oil, can avoid the threaded rod corrosion to influence the ejecting operation of a toper section of thick bamboo.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic cross-sectional view of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the enlarged structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic sectional view of the rust preventive bolt structure of the present invention.
In the figure: the anchor device comprises an anchor device body 1, an upper sealing structure 2, a transverse plate 21, a first rubber sealing ring 22, a hollow spiral cover 23, a hollow stud 24, an annular spongy cushion 25, a vertical hole 3, a steel strand 4, a snap ring 5, a conical hole 6, a conical cylinder 7, an antirust bolt 8, a sealing cover 81, a bolt head 82, an oil scattering hole 83, an oil injection hole 84, a threaded rod 85, an annular baffle 9, a threaded hole 10, an ejector block 11, a cylindrical mounting seat 12, a lower sealing cover 13, sealing cotton 131, a second rubber sealing ring 132 and a hollow circular cover 133.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1-3, the recoverable anchor device in the embodiment comprises an anchor device body 1, wherein vertical holes 3 penetrating up and down are uniformly formed in the upper end of the anchor device body 1, steel strands 4 are inserted into the vertical holes 3 from the lower end, an upper sealing structure 2 is screwed on the upper ends of the vertical holes 3, a tapered hole 6 is formed in the lower end of each vertical hole 3, a tapered cylinder 7 is inserted into each tapered hole 6, each tapered cylinder 7 is composed of two semicircular tapered cylinders, an annular stop block 17 is arranged at the upper end of each tapered cylinder 7, a clamping ring 5 is arranged at the lower end of each steel strand 4 at the corresponding annular stop block, and the lower end of each tapered cylinder 7 extends out of the bottom side of each tapered hole 6;
the outer side of the lower end of the conical barrel 7 is provided with an annular baffle 9, threaded holes 10 are formed in two ends of the lower side of the annular baffle 9, the threaded holes 10 penetrate through the annular baffle 9, rustproof bolts 8 are screwed in the threaded holes 10, the length of each stud of each rustproof bolt 8 is longer than the thickness of the annular baffle 9, and a jacking block 11 is arranged at the upper end of each rustproof bolt 8 of the anchor device body 1.
The upper sealing structure 2 comprises a hollow screw cap 23, a hollow stud 24 is arranged at the lower end of the hollow screw cap 23, the hollow stud 24 is screwed at the upper end of the vertical hole 3, an annular spongy cushion 25 is pasted at the lower end of the hollow stud 24, and a first rubber sealing ring 22 is pasted in the middle of the hollow stud 24. The upper end of the hollow screw cap 23 is provided with a transverse plate 21, and the transverse plate 21 is arranged on a diameter line on the upper side of the hollow screw cap 23 and is disconnected in the middle. The upper sealing structure 2 can be more conveniently installed by rotating the hollow rotary cover 23 through the transverse plate 21.
The anchorage device body 1 is provided with a cylinder mounting seat 12 at the lower end of the vertical hole 3, and a lower sealing cover 13 is screwed on the side 83 surface of the cylinder mounting seat 12. The lower sealing cover 13 comprises a hollow round cover 133, sealing cotton 131 is adhered on the upper side of the hollow round cover 133, and a second rubber sealing ring 132 is adhered at the hollow part in the middle of the hollow round cover 133. The lower sealing cover 13 and the upper sealing structure 2 can seal the vertical hole 3, and the situation that the vertical hole enters dust and other sundries to influence the recovery of the steel strand 4 is avoided.
The rust-proof bolt 8 comprises a bolt head 82, a threaded rod 85 is assembled at the lower end of the bolt head 82, an oil filling hole 84 penetrating through the bolt head 82 is formed in the inner side of the threaded rod 85, a sealing cover 81 is connected to the upper end of the oil filling hole 84 in a threaded mode, oil scattering holes 83 are uniformly formed in the side face of the threaded rod 85, and the inner side of each oil scattering hole 83 is communicated with the oil filling hole 84. Antirust oil is injected into the threaded rod 85 from the oil injection hole 84, and is gradually diffused to the thread meshing position through the oil scattering hole 83 in the installation process, and the phenomenon that the threaded rod 85 is rusted to affect the ejection operation of the conical barrel 7 can be avoided due to the fact that the whole interior of the threaded rod is filled with the antirust oil.
The working principle is as follows: when the steel strand wires 4 penetrate through the vertical holes 3 from the through holes in the middle of the conical cylinders 7, the steel strand wires 3 extend upwards, the clamping rings 5 on the outer sides of the steel strand wires 4 are clamped on the annular baffle 17 upwards, installation of the steel strand wires 4 and the anchorage device body 1 is completed, the conical cylinders 7 are hung in the conical holes 6 through the clamping rings 5 during upward traction installation of the steel strand wires 4, the steel strand wires cannot fall down, when the steel strand wires 4 need to be disassembled, the antirust bolts 8 are rotated by using tools, the antirust bolts 8 are pushed against the jacking blocks 11 and continue to be pushed upwards, the conical cylinders 7 are pushed downwards, the conical cylinders 7 are formed by connecting semicircular conical cylinders, the two semicircular conical cylinders are separated after ejection, the annular baffle 17 is not matched with the clamping rings 5 any more, and the steel strand wires 4 can be freely drawn out.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A recoverable ground tackle which characterized in that: the anchor device comprises an anchor device body (1), wherein vertical holes (3) which penetrate through up and down are uniformly formed in the upper end of the anchor device body (1), steel strands (4) are inserted into the vertical holes (3) from the lower end of the vertical holes in an inserted mode, an upper sealing structure (2) is screwed at the upper end of each vertical hole (3), tapered holes (6) are formed in the lower ends of the vertical holes (3), tapered cylinders (7) are inserted into the tapered holes (6), each tapered cylinder (7) is composed of two semicircular tapered cylinders, annular stop blocks (17) are arranged at the upper ends of the tapered cylinders (7), snap rings (5) are arranged at the lower ends of the annular stop blocks of the steel strands (4), and the lower ends of the tapered cylinders (7) extend out of the bottom sides of the tapered holes (6);
the outer side of the lower end of the conical barrel (7) is provided with an annular baffle (9), threaded holes (10) are formed in two ends of the lower side of the annular baffle (9), the threaded holes (10) penetrate through the annular baffle (9), rustproof bolts (8) are screwed in the threaded holes (10), the length of each stud of each rustproof bolt (8) is longer than the thickness of the annular baffle (9), and a jacking block (11) is arranged at the upper end of each rustproof bolt (8) of the anchor device body (1).
2. A retractable anchorage assembly according to claim 1, wherein: go up seal structure (2) including hollow spiral cover (23), hollow spiral cover (23) lower extreme is provided with hollow stud (24), hollow stud (24) spiro union is in erecting hole (3) upper end, hollow stud (24) lower extreme is pasted and is had annular foam-rubber cushion (25), paste in the middle of hollow stud (24) and have first rubber seal (22).
3. A retractable anchorage assembly according to claim 2, wherein: the upper end of the hollow spiral cover (23) is provided with a transverse plate (21), and the transverse plate (21) is arranged on a diameter line on the upper side of the hollow spiral cover (23) and is disconnected in the middle.
4. A retractable anchorage assembly according to claim 1, wherein: the anchor device body (1) is provided with a cylinder mounting seat (12) at the lower end of the vertical hole (3), and a lower sealing cover (13) is screwed on the side 83 surface of the cylinder mounting seat (12).
5. A retractable anchorage assembly according to claim 4, wherein: the lower sealing cover (13) comprises a hollow round cover (133), sealing cotton (131) is pasted on the upper side of the hollow round cover (133), and a second rubber sealing ring (132) is pasted at the hollow position in the middle of the hollow round cover (133).
6. A retractable anchorage assembly according to claim 1, wherein: antirust bolt (8) include bolt head (82), bolt head (82) lower extreme is equipped with threaded rod (85), oil filler point (84) of running through bolt head (82) are seted up to threaded rod (85) inboard, the spiro union has sealed lid (81) on oil filler point (84), oil scattering hole (83) have evenly been seted up to threaded rod (85) side, oil scattering hole (83) inboard intercommunication is in oil filler point (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111272935.1A CN113982193A (en) | 2021-10-29 | 2021-10-29 | Recoverable ground tackle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111272935.1A CN113982193A (en) | 2021-10-29 | 2021-10-29 | Recoverable ground tackle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113982193A true CN113982193A (en) | 2022-01-28 |
Family
ID=79744497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111272935.1A Pending CN113982193A (en) | 2021-10-29 | 2021-10-29 | Recoverable ground tackle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113982193A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078212A (en) * | 2007-06-21 | 2007-11-28 | 李保国 | Anchorage and removing method thereof |
| CN101358485A (en) * | 2008-09-22 | 2009-02-04 | 赵正义 | Structural system for reducing pre-stress before prestressed reinforcement tensioning unload by post-tensioning method |
| DE102011106431B3 (en) * | 2011-07-04 | 2012-10-25 | Dywidag-Systems International Gmbh | Arrangement for supporting a tension member, in particular a stay cable, transversely to its longitudinal direction |
| US20130255169A1 (en) * | 2012-03-30 | 2013-10-03 | Allan P. Henderson | Cementitious foundation cap with post-tensioned helical anchors |
| CN203361022U (en) * | 2013-07-09 | 2013-12-25 | 中铁十三局集团第五工程有限公司 | Prestress steel strand tensioning end protective structure applied to construction of bridges |
| CN103470254A (en) * | 2013-09-27 | 2013-12-25 | 江苏中机矿山设备有限公司 | Locking device of coal mining machine roller and mounting structure thereof |
| CN104110100A (en) * | 2013-12-02 | 2014-10-22 | 成都绿迪科技有限公司 | Steel bar clip pre-stress tensioning anchor block |
| CN105649342A (en) * | 2016-03-21 | 2016-06-08 | 中建三局基础设施工程有限公司 | Steel strand temporary traction connector and application method thereof |
| CN111067721A (en) * | 2019-05-27 | 2020-04-28 | 厦门钨业股份有限公司 | Transmission mechanism and movable sickbed |
| CN210919742U (en) * | 2019-11-28 | 2020-07-03 | 温州市盛安缝纫设备有限公司 | Rust-proof bolt |
| CN213710105U (en) * | 2020-10-18 | 2021-07-16 | 天津圣文预应力机械有限公司 | Anchor capable of recycling steel strand |
-
2021
- 2021-10-29 CN CN202111272935.1A patent/CN113982193A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078212A (en) * | 2007-06-21 | 2007-11-28 | 李保国 | Anchorage and removing method thereof |
| CN101358485A (en) * | 2008-09-22 | 2009-02-04 | 赵正义 | Structural system for reducing pre-stress before prestressed reinforcement tensioning unload by post-tensioning method |
| DE102011106431B3 (en) * | 2011-07-04 | 2012-10-25 | Dywidag-Systems International Gmbh | Arrangement for supporting a tension member, in particular a stay cable, transversely to its longitudinal direction |
| US20130255169A1 (en) * | 2012-03-30 | 2013-10-03 | Allan P. Henderson | Cementitious foundation cap with post-tensioned helical anchors |
| CN203361022U (en) * | 2013-07-09 | 2013-12-25 | 中铁十三局集团第五工程有限公司 | Prestress steel strand tensioning end protective structure applied to construction of bridges |
| CN103470254A (en) * | 2013-09-27 | 2013-12-25 | 江苏中机矿山设备有限公司 | Locking device of coal mining machine roller and mounting structure thereof |
| CN104110100A (en) * | 2013-12-02 | 2014-10-22 | 成都绿迪科技有限公司 | Steel bar clip pre-stress tensioning anchor block |
| CN105649342A (en) * | 2016-03-21 | 2016-06-08 | 中建三局基础设施工程有限公司 | Steel strand temporary traction connector and application method thereof |
| CN111067721A (en) * | 2019-05-27 | 2020-04-28 | 厦门钨业股份有限公司 | Transmission mechanism and movable sickbed |
| CN210919742U (en) * | 2019-11-28 | 2020-07-03 | 温州市盛安缝纫设备有限公司 | Rust-proof bolt |
| CN213710105U (en) * | 2020-10-18 | 2021-07-16 | 天津圣文预应力机械有限公司 | Anchor capable of recycling steel strand |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20220128 |