CN217536667U - Special split type ground tackle of prestressed bridge - Google Patents
Special split type ground tackle of prestressed bridge Download PDFInfo
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- CN217536667U CN217536667U CN202221487536.7U CN202221487536U CN217536667U CN 217536667 U CN217536667 U CN 217536667U CN 202221487536 U CN202221487536 U CN 202221487536U CN 217536667 U CN217536667 U CN 217536667U
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Abstract
The utility model relates to an anchorage device field, concretely relates to special split type ground tackle of prestressed bridge, including the anchor backing plate, still include clamp plate and solidus mechanism, the clamp plate is fixed through four fastening bolt and is established at the top of anchor backing plate, solidus mechanism includes two outer anchor rings, two interior anchor plates, two plug subassemblies and two fastening components, the fixed four arc card strips that are equipped with in top of anchor backing plate, two outer anchor ring overlap joints set up between four arc card strips, every interior anchor plate is all fixed to be established on the outer wall of an outer anchor ring, two plug subassemblies are the symmetry and set up between two interior anchor plates, two fastening components are the symmetry and set up on the outer wall of two outer anchor rings, the utility model relates to a special split type ground tackle of prestressed bridge changes current anchor plate integration mechanism into the split type structure that forms by two outer anchor rings and two interior anchor plates difference equipment, but wherein two interior anchor plates pass through two plug subassemblies quick assembly disassembly, the elastic assembly and assembly design, the plug is integrative, and convenience.
Description
Technical Field
The utility model relates to an ground tackle field, concretely relates to special split type ground tackle of prestressed bridge.
Background
The anchorage means a permanent anchorage device used in prestressed concrete, which is an anchorage tool in a post-tensioning structure or member for maintaining the tension of a prestressed tendon and transferring the tension to the interior of the concrete, and is also called a prestressed anchorage.
The prior anchorage device has the following problems:
1. all the anchor holes are integrally designed, and once one of the anchor holes is damaged, the whole anchor needs to be scrapped, so that the problems of inconvenience in maintenance, difficulty in recovery and great resource waste exist.
2. When the anchor plate is replaced, the anchor plate and the anchor backing plate are not convenient to disassemble and assemble. The maintenance efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special split type ground tackle of prestressed bridge.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a special split type ground tackle of prestressed bridge, including the anchor backing plate, still include clamp plate and solidus mechanism, the clamp plate is fixed through four fastening bolt and is established at the top of anchor backing plate, solidus mechanism establishes between anchor backing plate and clamp plate, solidus mechanism includes two outer anchor rings, two interior anchor plates, two plug subassemblies and two fastening components, the fixed four arc card strips that are equipped with in top of anchor backing plate, two outer anchor ring overlap joints set up between four arc card strips, every interior anchor plate is all fixed to be established on the outer wall of an outer anchor ring, two plug subassemblies are the symmetry and set up between two interior anchor plates, two fastening components are the symmetry and set up on the outer wall of two outer anchor rings.
Preferably, every plug subassembly all includes hemispherical buckle, supports tight spring, slider and grafting post, and the grafting post is fixed to be established on the outer wall of one of them interior anchor slab, is equipped with on the outer wall of another interior anchor slab and supplies grafting post male slot, and the side of slot link up and is equipped with the spout, and the slider slides and sets up in the inside of spout, and hemispherical buckle is fixed to be established on the slider is close to the one end outer wall of slot, supports tight spring and establishes between the inner wall of spout and the other end outer wall of slider.
Preferably, the outer wall of each inserting column is provided with a clamping groove for inserting a hemispherical buckle, and one end of each inserting column, which is far away from the inner anchor plate, is of an oblique angle structure.
Preferably, each fastening assembly comprises a positioning bolt and two locking blocks, the two locking blocks are respectively and fixedly arranged on the outer wall of the outer anchor ring, and the positioning bolt is fixedly arranged between the two locking blocks.
Preferably, the top and the bottom of two outer anchor rings are four stoppers that are provided with the symmetry, all insert on per two stopper that the axis is unanimous and be equipped with the locating pin, are equipped with the jack that supplies four locating pins to pass on two interior anchor plates.
Preferably, a plurality of splicing anchor holes are formed between the two inner anchor plates and the two outer anchor rings, and extrusion anchors are arranged between the inner part of each splicing anchor hole and the bottom of the pressing plate.
Preferably, the end of the anchor backing plate, which is far away from the pressing plate, is fixedly provided with a corrugated pipe, and the outer walls of the anchor backing plate and the corrugated pipe are sleeved with spiral ribs.
Preferably, the interior of the corrugated pipe is provided with a restraining sheet, and the interior of the pressing plate, the restraining sheet and the plurality of extrusion anchors are provided with mounting holes for the steel strands to pass through.
The utility model has the advantages that:
1. the utility model discloses a design solidus mechanism, two outer anchor rings promptly, anchor slab in two, two plug subassemblies and two fastening components, it is the split type structure that forms to change into respectively to assemble by two outer anchor rings and two interior anchor slabs with current anchor slab integration mechanism, but wherein two interior anchor slabs pass through two plug subassemblies quick assembly disassembly, elastic design, the plug is integrative, but the periphery of two interior anchor slabs and the inner circle of two outer anchor rings are through four stoppers and four bolt connections, the periphery of two outer anchor rings is then died by two fastening components advance locks, on the basis of realizing whole anchor slab quick assembly disassembly, can ensure again that it has stronger steadiness, and a plurality of concatenation anchor eye replaces current integration anchor eye, take mosaic structure, damage when one of them anchor eye, can directly take off in time the change with interior anchor slab, and then the maintenance efficiency has been promoted, avoid abandoning whole anchor slab, the wasting of resources has been avoided, be favorable to reduce use cost.
2. The utility model discloses a design four arc card strips, clamp plate, four fastening bolt and a plurality of extrusion anchor, can realize the quick assembly disassembly of whole solidus mechanism and anchor backing plate, promoted the installation effectiveness, and then promoted the availability factor of this ground tackle, convenient quick application to bridge solidus construction work, further promoted practicality and convenience.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a schematic view of the three-dimensional structure of the present invention without several steel strands;
FIG. 5 is a schematic perspective exploded view of two outer anchor rings and two inner anchor plates of the present invention;
FIG. 6 is a top view of two outer anchor rings and two inner anchor plates of the present invention;
FIG. 7 is an enlarged view of FIG. 6 at B;
in the figure: anchor backing plate 1, clamp plate 2, solidus mechanism 3, fastening bolt 4, outer anchor ring 5, interior anchor plate 6, plug subassembly 7, fastening subassembly 8, arc card strip 9, hemispherical buckle 10, support tight spring 11, slider 12, peg graft post 13, positioning bolt 14, locking piece 15, stopper 16, locating pin 17, concatenation anchor eye 18, extrusion anchor 19, bellows 20, spiral muscle 21, restraint piece 22, mounting hole 23, steel strand wires 24.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1 to 7, the special split type anchorage device for the prestressed bridge comprises an anchor backing plate 1, a pressing plate 2 and a line fixing mechanism 3, wherein the pressing plate 2 is fixedly arranged at the top of the anchor backing plate 1 through four fastening bolts 4, the line fixing mechanism 3 is arranged between the anchor backing plate 1 and the pressing plate 2, the line fixing mechanism 3 comprises two outer anchor rings 5, two inner anchor plates 6, two plug-in components 7 and two fastening components 8, the top of the anchor backing plate 1 is fixedly provided with four arc-shaped clamping strips 9, the two outer anchor rings 5 are lapped and arranged between the four arc-shaped clamping strips 9, each inner anchor plate 6 is fixedly arranged on the outer wall of one outer anchor ring 5, the two plug-in components 7 are symmetrically arranged between the two inner anchor plates 6, and the two fastening components 8 are symmetrically arranged on the outer walls of the two outer anchor rings 5.
Each plug assembly 7 comprises a hemispherical buckle 10, a resisting spring 11, a sliding block 12 and a plug column 13, the plug column 13 is fixedly arranged on the outer wall of one of the inner anchor plates 6, a slot for inserting the plug column 13 is formed in the outer wall of the other inner anchor plate 6, a sliding groove is formed in the side of the slot in a penetrating mode, the sliding block 12 is arranged in the sliding groove in a sliding mode, the hemispherical buckle 10 is fixedly arranged on the outer wall of one end, close to the sliding groove, of the sliding block 12, the resisting spring 11 is arranged between the inner wall of the sliding groove and the outer wall of the other end of the sliding block 12, when the wire fixing mechanism 3 is assembled, one of the inner anchor plates 6 with the two plug columns 13 is firstly inserted into the other inner anchor plate 6, when the plug assembly is inserted, the hemispherical buckle 10 is driven by the resisting of the plug column 13 to contract into the sliding groove, and the hemispherical buckle 10 is not driven by the restoring of the resisting spring 11 to extend into the clamping groove, so that the two plug columns 13 are locked, and the two inner anchor plates 6 are connected.
All be equipped with on the outer wall of every spliced pole 13 and supply a hemispherical buckle 10 male draw-in groove, and every spliced pole 13 keeps away from the one end of interior anchor slab 6 and is the bevel angle structure, and the draw-in groove provides the space of inserting for hemispherical buckle 10, and inside the convenient hemispherical buckle 10 of bevel angle structure inserted the slot, was favorable to promoting the connection speed of two interior anchor slabs 6.
Every fastening components 8 all includes positioning bolt 14 and two locking pieces 15, two locking pieces 15 are fixed respectively and are established on the outer wall of outer anchor ring 5, positioning bolt 14 is fixed to be established between two locking pieces 15, after the periphery of anchor slab 6 and the interior circle of two outer anchor rings 5 lock in two, with two positioning bolt 14 screw in between four locking pieces 15, and then lock in the periphery of two outer anchor rings 5, and then realize the locking of whole solidus mechanism 3, then put into between four arc card strips 9 solidus mechanism 3, realize its and anchor backing plate 1's assembly.
The top and the bottom of two outer anchor rings 5 are that the symmetry is provided with four stopper 16, all insert on the stopper 16 that per two axis are unanimous and be equipped with locating pin 17, be equipped with the jack that supplies four locating pins 17 to pass on two interior anchor slabs 6, after anchor slab 6 connects in two, fill in it between four stopper 16 of one of them outer anchor ring 5, then overlap another outer anchor ring 5 to the other end of two interior anchor slabs 6, insert four inside of stopper 16 respectively with four locating pins 17 after that, and then die with the inner circle lock of two outer anchor rings 5 to the periphery of two interior anchor slabs 6.
A plurality of splicing anchor holes 18 are formed between the two inner anchor plates 6 and the two outer anchor rings 5, an extrusion anchor 19 is arranged between the inside of each splicing anchor hole 18 and the bottom of the pressing plate 2, the extrusion anchor 19 is connected with the splicing anchor holes 18 in a clamping mode, and the extrusion anchor 19 provides an installation channel for the steel strand 24.
The fixed bellows 20 that is equipped with of one end that clamp plate 2 was kept away from to anchor backing plate 1, the cover is equipped with spiral muscle 21 on the outer wall of anchor backing plate 1 and bellows 20, and spiral muscle 21, spiral muscle 21 can regard as under the anchor concrete construction in the distribution muscle use, can prevent the concrete fracture phenomenon in the construction, are favorable to promoting the steadiness of ground tackle, promote the solidification function, and bellows 20 plays the cladding effect to a plurality of steel strand wires 24, plays the effect of supplementary solidification.
The inside of bellows 20 is equipped with restraint piece 22, and the inside of clamp plate 2, restraint piece 22 and a plurality of extrusion anchor 19 all is equipped with the mounting hole 23 that supplies steel strand wires 24 to pass, and a plurality of mounting hole 23 is used for installing steel strand wires 24, plays spacing effect.
The utility model discloses a theory of operation: during assembly solidus mechanism 3, at first insert another interior anchor slab 6 with one of them interior anchor slab 6 that has two spliced poles 13, when inserting, hemispherical buckle 10 receives the conflict drive of spliced pole 13 and supports inside tight spring 11 contracts to the spout, and insert the inside back of slot completely when spliced pole 13, hemispherical buckle 10 no longer receives the conflict, thereby make to support tight spring 11 to reset and drive hemispherical buckle 10 and stretch into the interior of draw-in groove, thereby to the spliced pole 13 locking, realize the connection of two interior anchor slabs 6, the draw-in groove provides the space of inserting for hemispherical buckle 10, the convenient hemispherical buckle 10 of oblique angle structure inserts inside the slot, be favorable to promoting two connection speed of interior anchor slab 6.
After the two inner anchor plates 6 are connected, the two inner anchor plates are plugged between the four limiting blocks 16 of one of the outer anchor rings 5, then the other outer anchor ring 5 is sleeved to the other ends of the two inner anchor plates 6, and then the four positioning pins 17 are respectively inserted into the four limiting blocks 16, so that the peripheries of the two inner anchor plates 6 and the inner rings of the two outer anchor rings 5 are locked.
After the peripheries of the two inner anchor plates 6 and the inner rings of the two outer anchor rings 5 are locked, the two positioning bolts 14 are screwed into the four locking blocks 15, the peripheries of the two outer anchor rings 5 are locked, the whole wire fixing mechanism 3 is locked, and then the wire fixing mechanism 3 is placed between the four arc-shaped clamping strips 9, so that the assembly of the wire fixing mechanism and the anchor backing plate 1 is realized.
The spiral ribs 21 can be used as distributed ribs in concrete construction under the anchor, the concrete cracking phenomenon in construction can be prevented, the stability of the anchor is favorably improved, the curing function is improved, and the corrugated pipe 20 plays a role in coating a plurality of steel strands 24 and assisting in curing.
The extrusion anchor 19 and the splicing anchor hole 18 are clamped, the extrusion anchor 19 provides an installation channel for the steel strand 24, and the plurality of installation holes 23 are used for installing the steel strand 24 to achieve a limiting effect.
Claims (8)
1. The utility model provides a special split type ground tackle of prestressed bridge, includes anchor backing plate (1), its characterized in that: still include clamp plate (2) and solidus mechanism (3), clamp plate (2) are fixed through four fastening bolt (4) and are established at the top of anchor backing plate (1), solidus mechanism (3) are established between anchor backing plate (1) and clamp plate (2), solidus mechanism (3) are including two outer anchor ring (5), anchor plate (6) in two, two plug components (7) and two fastening components (8), the top of anchor backing plate (1) is fixed and is equipped with four arc card strip (9), two outer anchor ring (5) overlap joint sets up between four arc card strip (9), anchor plate (6) are all fixed to be established on the outer wall of an outer anchor ring (5) in every, two plug components (7) are the symmetry and set up between two inner anchor plate (6), two fastening components (8) are the symmetry and set up on the outer wall of two outer anchor ring (5).
2. The special split anchorage device for the prestressed bridge of claim 1, wherein: every plug subassembly (7) all includes hemispherical buckle (10), support tight spring (11), slider (12) and plug post (13), plug post (13) are fixed to be established on the outer wall of one of them interior anchor slab (6), be equipped with on the outer wall of another interior anchor slab (6) and supply plug post (13) male slot, the side link up of slot is equipped with the spout, slider (12) slide to set up the inside at the spout, hemispherical buckle (10) are fixed to be established on slider (12) are close to one end outer wall of slot, support tight spring (11) to establish between the inner wall of spout and the other end outer wall of slider (12).
3. The split anchorage device special for the prestressed bridge according to claim 2, wherein: the outer wall of each inserting column (13) is provided with a clamping groove for inserting a hemispherical buckle (10), and one end, far away from the inner anchor plate (6), of each inserting column (13) is of an oblique angle structure.
4. The split anchorage device special for the prestressed bridge according to claim 3, wherein: every fastening components (8) all include positioning bolt (14) and two locking pieces (15), and two locking pieces (15) are fixed respectively and are established on the outer wall of outer anchor ring (5), and positioning bolt (14) are fixed to be established between two locking pieces (15).
5. The split anchorage device special for the prestressed bridge according to claim 4, wherein: the top and the bottom of two outer anchor rings (5) are symmetrically provided with four limiting blocks (16), positioning pins (17) are inserted into every two limiting blocks (16) with the same axis, and jacks for the four positioning pins (17) to pass through are arranged on the two inner anchor plates (6).
6. The special split anchorage device for the prestressed bridge of claim 5, wherein: a plurality of splicing anchor holes (18) are arranged between the two inner anchor plates (6) and the two outer anchor rings (5), and extrusion anchors (19) are arranged between the inside of each splicing anchor hole (18) and the bottom of the pressing plate (2).
7. The special split anchorage device for the prestressed bridge of claim 6, wherein: the corrugated pipe (20) is fixedly arranged at one end, far away from the pressing plate (2), of the anchor backing plate (1), and the spiral ribs (21) are sleeved on the outer walls of the anchor backing plate (1) and the corrugated pipe (20).
8. The special split anchorage device for the prestressed bridge of claim 7, wherein: the interior of the corrugated pipe (20) is provided with a restraining sheet (22), and the interior of the pressing plate (2), the restraining sheet (22) and the extrusion anchors (19) is provided with mounting holes (23) for the steel strands to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221487536.7U CN217536667U (en) | 2022-06-14 | 2022-06-14 | Special split type ground tackle of prestressed bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221487536.7U CN217536667U (en) | 2022-06-14 | 2022-06-14 | Special split type ground tackle of prestressed bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217536667U true CN217536667U (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221487536.7U Active CN217536667U (en) | 2022-06-14 | 2022-06-14 | Special split type ground tackle of prestressed bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217536667U (en) |
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2022
- 2022-06-14 CN CN202221487536.7U patent/CN217536667U/en active Active
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