CN219992190U - Prestressed steel strand stay cable anchorage - Google Patents
Prestressed steel strand stay cable anchorage Download PDFInfo
- Publication number
- CN219992190U CN219992190U CN202321580734.2U CN202321580734U CN219992190U CN 219992190 U CN219992190 U CN 219992190U CN 202321580734 U CN202321580734 U CN 202321580734U CN 219992190 U CN219992190 U CN 219992190U
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- anchor
- steel strand
- clamping
- anchorage
- connecting plate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 71
- 239000010959 steel Substances 0.000 title claims abstract description 71
- 238000007789 sealing Methods 0.000 claims description 38
- 230000000694 effects Effects 0.000 abstract description 16
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 14
- 238000009434 installation Methods 0.000 description 11
- 239000000428 dust Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
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- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model discloses a prestress steel strand stay cable anchorage device which comprises an anchorage device main body, steel strand strands and a connecting plate, wherein an anchorage plate is fixedly connected to one side, close to the connecting plate, of the anchorage device main body, a plurality of anchorage holes are uniformly formed in the anchorage device main body and the anchorage plate, clamping pieces are symmetrically arranged in the anchorage holes, tightening rings fixedly arranged on the side walls of the anchorage plate are arranged on one side of the anchorage holes, a plurality of threading holes are uniformly formed in the connecting plate, mounting sliding grooves formed in the side walls of the connecting plate are symmetrically arranged around the threading holes, mounting sliding blocks are mounted in the mounting sliding grooves in a clamping mode, and one end of each mounting sliding block is fixedly connected with a clamping inclined surface block. The beneficial effects are that: the utility model is provided with the anchor main body, the anchor plate, the connecting plate, the clamping piece and the clamping inclined surface block, can effectively clamp, position and fix each steel strand, has higher clamping and fixing stability, and is not easy to cause the steel strand to move and deviate, thereby more effectively improving the clamping, positioning and fixing effect on the installed steel strand.
Description
Technical Field
The utility model relates to the technical field of prestressed anchorage devices, in particular to a prestressed steel strand stay cable anchorage device.
Background
The anchor means is a permanent anchor device used in prestressed concrete, and is an anchor tool which is used for maintaining the tension of a prestressed tendon and transmitting the tension to the inside of the concrete in a post-tensioning structure or member, also called as a prestressed anchor, and is widely used in the construction of a cable-stayed steel cable bridge.
The prior art discloses the publication number: CN217949533U is a prestress wire stay cable ground tackle, including the ground tackle body, one side lateral wall of blank body is provided with the anchor slab, and evenly distributed's anchor eye has been seted up to one side inner wall of anchor slab, and the inside of anchor eye is provided with the clamping piece, and the outside of ground tackle body is provided with the spiral muscle, and the spiral muscle is located and keeps away from one side of anchor slab, and the inside slip of anchor slab runs through has the steel strand wires that are the symmetry and set up the distribution. According to the utility model, the clamping pieces are arranged to clamp the two sides of the steel strand when the steel strand is installed, so that the positioning operation of the steel strand is realized, the steel strand can be stably installed in an anchor, the outer side of the anchor plate is protected through the arrangement of the protective sleeve, the outside of the anchor plate is wrapped, the adsorption of external impurities and dust is reduced, and the protection effect of the anchor plate is improved.
When the steel strand is installed, the clamping piece is matched with the telescopic spring and the compression plates to clamp and fix the whole steel strand so as to further improve the effect of fixing the steel strand, however, in actual use, as each steel strand in the steel strand main body cannot be clamped and fixed by the two compression plates, and the clamping stability of the telescopic spring is also more general, the improvement of the fixing effect of the telescopic spring on the steel strand is limited, and the clamping and positioning fixing effect of the steel strand cannot be effectively improved.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a prestress steel strand stay cable anchor which can effectively clamp, position and fix each steel strand, and has higher stability of clamping and fixing, thereby more effectively improving the effect of clamping, positioning and fixing the installed steel strand and further solving the problems in the prior art.
(II) technical scheme
In order to achieve the advantages that each steel strand can be effectively clamped, positioned and fixed, and the stability of clamping and fixing is higher, the clamping, positioning and fixing effects on the installed steel strands are improved more effectively, and the specific technical scheme adopted by the utility model is as follows: the prestress steel strand stay cable anchorage comprises an anchorage body, steel strand strands and a connecting plate, wherein an anchor plate is fixedly connected to one side of the anchorage body, which is close to the connecting plate, a plurality of anchor holes are uniformly formed in the anchorage body and the anchor plate, clamping pieces are symmetrically arranged in the anchor holes, tightening rings fixedly arranged on the side walls of the anchor plate are arranged on one side of the anchor holes, a plurality of threading holes are uniformly formed in the connecting plate, mounting sliding grooves formed in the side walls of the connecting plate are symmetrically arranged around the threading holes, mounting sliding blocks are mounted in the mounting sliding grooves in a clamping manner, one end of each mounting sliding block is fixedly connected with a clamping inclined surface block, a plurality of anti-sliding blocks are symmetrically and fixedly mounted on the side walls of the opposite sides of each clamping inclined surface block, the steel strand strands correspondingly penetrate through the anchor holes and the threading holes, the steel strand is sleeved in the clamping pieces, the steel strand strands are clamped between each clamping inclined surface block, and the inclined surface of each clamping inclined surface block is in butt joint with the inner wall of the tightening ring.
Furthermore, a plurality of connecting screw holes are correspondingly formed in the anchor main body and the edge of the connecting plate, and connecting bolts are screwed into the connecting screw holes in a threaded manner.
Further, the connecting plate is close to the fixed welding of ground tackle main part one side lateral wall and has the lag, and lag one end fixed mounting has the sealing washer, the sealing groove has been seted up to ground tackle main part one side close to the connecting plate, the sealing washer inlay card is in the sealing groove.
Furthermore, a sealing sleeve is fixedly arranged in the threading hole.
Furthermore, the screw rib is fixedly connected and installed on one side, far away from the connecting plate, of the anchor body.
Furthermore, the cross sections of the installation sliding blocks and the installation sliding grooves are T-shaped.
(III) beneficial effects
Compared with the prior art, the utility model provides a prestressed steel strand stay cable anchor, which has the following beneficial effects:
(1) The utility model is provided with an anchor body, an anchor plate, a connecting plate, clamping pieces and clamping inclined plane blocks, when steel strands are installed, a plurality of steel strand strands respectively penetrate through anchor holes uniformly formed in the anchor body and the anchor plate, the steel strand strands are sleeved in clamping pieces arranged in the anchor holes, then the steel strand strands penetrate through threading holes uniformly formed in the connecting plate, the number of the threading holes, the number of the anchor holes and the number of the steel strand strands are equal and correspond to one another, because one side of each anchor hole is provided with a tightening ring fixedly arranged on the side wall of the anchor plate, the periphery of each threading hole is symmetrically provided with an installation chute formed in the side wall of the connecting plate, the installation chute is internally embedded with an installation sliding block, one end of the installation sliding block is fixedly connected with a clamping inclined plane block, the side wall of each clamping inclined plane block is symmetrically and fixedly provided with an anti-sliding block, and because the inclined planes of the clamping inclined plane blocks are abutted against the inner wall of the tightening ring, when the connecting plate is close to the anchor plate, the two clamping inclined plane blocks are relatively moved along the direction of the installation chute until the anti-sliding blocks fixedly arranged on the two sides of each clamping inclined plane block are in the same with the direction of the installation chute, the two sides of each clamping inclined plane block are respectively in the direction of the tightening chute, and the clamping effect can be higher and higher than the effect is achieved that the clamping is fixedly and the steel strand is connected with the connecting plate by the corresponding to the side and is in a clamping effect which is more and is connected with the clamping tightly and is more and more stable, thereby the prestress steel strand stay cable anchor device can more effectively improve the clamping, positioning and fixing effects on the installed steel strands.
(2) The utility model is provided with the protective sleeve, the sealing ring and the sealing sleeve, the protective sleeve is fixedly welded on one side of the arranged connecting plate, the sealing ring is fixedly arranged at one end of the protective sleeve, the sealing groove is arranged on one side wall of the anchor body, when the anchor body and the connecting plate are mutually close by utilizing the connecting screw hole and the connecting bolt, the sealing ring is clamped in the sealing groove, in addition, the sealing sleeve is also arranged at the threading hole, at the moment, the anchor plate is positioned in the inner cavity of the protective sleeve, the protective sleeve can be utilized to protect the anchor plate, the clamping piece and the clamping inclined surface block, the sealing effect of the sealing ring and the sealing groove can prevent external dust, impurities and water from entering the protective sleeve, the corrosion rate of the anchor plate, the clamping piece and the clamping inclined surface block is greatly reduced, and the service life of the prestressed steel strand stay cable anchor is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a prestressed strand stay cable anchor according to an embodiment of the present utility model;
FIG. 2 is an enlarged view at A of FIG. 1 according to an embodiment of the present utility model;
FIG. 3 is an enlarged view at B of FIG. 1 according to an embodiment of the present utility model;
fig. 4 is a perspective view of a clamping ramp block of a prestressed strand stay cable anchor according to an embodiment of the present utility model.
In the figure:
1. steel strand strands; 2. spiral ribs; 3. an anchor body; 4. a connecting plate; 5. an anchor plate; 6. a clamping piece; 7. a protective sleeve; 8. a connecting screw hole; 9. a connecting bolt; 10. an anchor hole; 11. installing a chute; 12. installing a sliding block; 13. clamping the inclined plane block; 14. an anti-skid block; 15. a threading hole; 16. sealing sleeve; 17. a tightening ring; 18. a seal ring; 19. and (5) sealing the groove.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the present utility model, a prestressed steel strand stay cable anchor is provided.
The utility model is further described by referring to the drawings and the specific embodiments, as shown in fig. 1-4, the prestressed steel strand stay cable anchorage according to the embodiment of the utility model comprises an anchorage body 3, steel strand 1 and a connecting plate 4, wherein one side of the anchorage body 3, which is close to the connecting plate 4, is fixedly connected with an anchorage plate 5, a plurality of anchorage holes 10 are uniformly formed in the anchorage body 3 and the anchorage plate 5, clamping pieces 6 are symmetrically arranged in the anchorage holes 10, tightening rings 17 fixedly arranged on the side walls of the anchorage plate 5 are arranged on one side of the anchorage holes 10, a plurality of threading holes 15 are uniformly formed in the connecting plate 4, mounting sliding blocks 12 are symmetrically arranged around the threading holes 15, one end of each mounting sliding block 12 is fixedly connected with a clamping inclined surface block 13, the side walls of the opposite sides of each group of the clamping inclined surface blocks 13 are symmetrically and fixedly provided with an anti-sliding block 14, a plurality of steel strand 1 correspondingly penetrate through the anchorage holes 10 and the threading holes 15, each steel strand 1 is clamped in the clamping pieces 6, each steel strand 1 is clamped between each group of the clamping inclined surface blocks 13, tightening rings 17 are fixedly arranged on the inner walls of the inclined surface blocks, and the steel strand can be clamped and can be stably positioned against the inner walls of the steel strand, so that the prestressed steel strand is not fixedly clamped, and the cable is positioned, and the cable is more stably fixed, and the prestressed steel strand is fixed, and the positioning is realized.
In one embodiment, a plurality of connecting screw holes 8 are correspondingly formed in the edge of the anchor body 3 and the edge of the connecting plate 4, and connecting bolts 9 are screwed into the connecting screw holes 8 in a threaded manner, so that the anchor body 3 and the connecting plate 4 are fixedly connected.
In one embodiment, the connecting plate 4 is close to the fixed welding of ground tackle main part 3 one side lateral wall and has the lag 7, and lag 7 one end fixed mounting has sealing washer 18, and sealing washer 19 has been seted up to ground tackle main part 3 one side close to connecting plate 4, and sealing washer 18 inlay card has played the sealed effect that improves lag 7 in sealing washer 19, can prevent external dust, impurity and water entering lag 7, greatly reduced anchor plate 5, clamping piece 6 and clamp inclined plane piece 13's corrosion rate, extension prestressing force steel strand wires suspension cable ground tackle's life.
In one embodiment, the sealing sleeve 16 is fixedly arranged in the threading hole 15, so that the sealing effect at the threading hole 15 is improved.
In one embodiment, the anchor body 3 is fixedly connected with the spiral rib 2 at the side far away from the connecting plate 4.
In one embodiment, the cross-sectional shape of the mounting slider 12 and the mounting chute 11 is T-shaped.
Working principle: the utility model is provided with an anchor main body 3, an anchor plate 5, a connecting plate 4, clamping pieces 6 and clamping inclined plane blocks 13, when steel strands are installed, a plurality of steel strand strands 1 respectively penetrate through anchor holes 10 uniformly formed on the anchor main body 3 and the anchor plate 5, the steel strand strands 1 are sleeved in the clamping pieces 6 arranged in the anchor holes 10, then the steel strand strands 1 penetrate through threading holes 15 uniformly formed on the connecting plate 4, the number of the threading holes 15, the number of the anchor holes 10 and the number of the steel strand strands 1 are equal and correspond to one another, and because one side of each anchor hole 10 is provided with a tightening ring 17 fixedly arranged on the side wall of the anchor plate 5, the periphery of each threading hole 15 is symmetrically provided with an installation chute 11 formed on the side wall of the connecting plate 4, an installation sliding block 12 is arranged in a clamping manner, one end of the installation sliding block 12 is fixedly connected with the clamping inclined plane blocks 13, the side wall of each group of the clamping inclined plane blocks 13 is symmetrically and fixedly provided with anti-sliding blocks 14, moreover, because the inclined surfaces of the clamping inclined surface blocks 13 are abutted against the inner wall of the tightening ring 17, when the connecting plate 4 is close to the anchor plate 5, and each group of clamping inclined surface blocks 13 is spliced in the tightening ring 17, the two clamping inclined surface blocks 13 relatively move along the direction of the mounting chute 11 until the anti-skid blocks 14 fixedly mounted on each group of clamping inclined surface blocks 13 are tightly abutted against the two sides of each steel strand 1, in addition, a plurality of connecting screw holes 8 are correspondingly formed on the edges of the anchor body 3 and the connecting plate 4, the anchor body 3 and the connection can be fixedly connected through connecting threads, when the anchor body 3 and the connecting plate 4 are more and more tightly clamped, the clamping and positioning fixing effect of each group of clamping inclined surface blocks 13 on the steel strand 1 is stronger, so that the clamping and positioning fixing of each steel strand can be effectively realized, the stability of the clamping and fixing is higher, and the moving and shifting of the steel strand 1 are not easy to occur, the utility model further provides a protective sleeve 7, a sealing ring 18 and a sealing sleeve 16, wherein one side of the connecting plate 4 is fixedly welded with the protective sleeve 7, one end of the protective sleeve 7 is fixedly provided with the sealing ring 18, one side wall of the anchor body 3 is provided with the sealing groove 19, when the anchor body 3 and the connecting plate 4 are mutually close to each other by utilizing the connecting screw hole 8 and the connecting bolt 9, the sealing ring 18 is clamped in the sealing groove 19, the sealing sleeve 16 is also arranged at the threading hole 15, at the moment, the anchor plate 5 is positioned in the inner cavity of the protective sleeve 7, the anchor plate 5, the clamping piece 6 and the clamping inclined surface block 13 can be protected by utilizing the protective sleeve 7, and the sealing effect of the sealing ring 18 and the sealing groove 19 can prevent external dust, impurities and water from entering the protective sleeve 7, so that the corrosion rate of the anchor plate 5, the clamping piece 6 and the clamping inclined surface block 13 is greatly reduced, and the service life of the prestressed steel strand stay anchor is prolonged.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The prestress steel strand stay cable anchorage comprises an anchorage body (3), steel strand strands (1) and a connecting plate (4), and is characterized in that one side of the anchorage body (3) close to the connecting plate (4) is fixedly connected with an anchor plate (5), a plurality of anchor holes (10) are uniformly formed in the anchorage body (3) and the anchor plate (5), clamping pieces (6) are symmetrically arranged in the anchor holes (10), tightening rings (17) fixedly arranged on the side walls of the anchor plate (5) are arranged on one side of the anchor holes (10), a plurality of threading holes (15) are uniformly formed in the connecting plate (4), mounting sliding grooves (11) formed in the side walls of the connecting plate (4) are symmetrically arranged around the threading holes (15), mounting sliding blocks (12) are arranged in the mounting sliding grooves (11) in a clamping mode, clamping inclined surface blocks (13) are fixedly connected with one end of each mounting sliding block (12), a plurality of steel strand strands (1) correspondingly penetrate through the anchor holes (10) and the threading holes (15) symmetrically arranged on the side walls on the opposite sides of the clamping inclined surface blocks (13), each steel strand strands are clamped between the clamping pieces (1) in the clamping inclined surface blocks (13), the inclined surface of the clamping inclined surface block (13) is abutted against the inner wall of the tightening ring (17).
2. The prestressed steel strand stay cable anchor according to claim 1, wherein a plurality of connecting screw holes (8) are formed in the anchor body (3) corresponding to the edge of the connecting plate (4), and connecting bolts (9) are screwed into the connecting screw holes (8) in an internal thread mode.
3. The prestressed steel strand stay cable anchorage device according to claim 1, wherein a protecting sleeve (7) is fixedly welded on the side wall of one side, close to the anchorage device main body (3), of the connecting plate (4), a sealing ring (18) is fixedly installed at one end of the protecting sleeve (7), a sealing groove (19) is formed in one side, close to the connecting plate (4), of the anchorage device main body (3), and the sealing ring (18) is clamped in the sealing groove (19).
4. The prestressed steel strand stay cable anchor according to claim 1, wherein a sealing sleeve (16) is fixedly installed in the threading hole (15).
5. The prestressed steel strand stay cable anchor according to claim 1, wherein a spiral rib (2) is fixedly connected and installed on one side of the anchor main body (3) away from the connecting plate (4).
6. The prestressed strand stay cable anchorage device according to claim 1, wherein the cross-sectional shape of the mounting slider (12) and the mounting runner (11) is T-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321580734.2U CN219992190U (en) | 2023-06-20 | 2023-06-20 | Prestressed steel strand stay cable anchorage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321580734.2U CN219992190U (en) | 2023-06-20 | 2023-06-20 | Prestressed steel strand stay cable anchorage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219992190U true CN219992190U (en) | 2023-11-10 |
Family
ID=88611864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321580734.2U Active CN219992190U (en) | 2023-06-20 | 2023-06-20 | Prestressed steel strand stay cable anchorage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219992190U (en) |
-
2023
- 2023-06-20 CN CN202321580734.2U patent/CN219992190U/en active Active
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