CN219710073U - Space cable-stayed bridge steel anchor beam anchoring device - Google Patents
Space cable-stayed bridge steel anchor beam anchoring device Download PDFInfo
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- CN219710073U CN219710073U CN202320610448.XU CN202320610448U CN219710073U CN 219710073 U CN219710073 U CN 219710073U CN 202320610448 U CN202320610448 U CN 202320610448U CN 219710073 U CN219710073 U CN 219710073U
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- Prior art keywords
- stud
- connector
- threaded
- steel anchor
- anchoring device
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 238000004873 anchoring Methods 0.000 title claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 20
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a steel anchor beam anchoring device of a space cable-stayed bridge, which comprises a threaded cylinder, wherein a first stud is connected with the inner thread of the threaded cylinder, a second stud is connected with one side, far away from the first stud, of the threaded cylinder in a threaded manner, the threads of the first stud and the threads of the second stud are opposite, one end, located at the outer side of the threaded cylinder, of the first stud is fixedly connected with a connector for connecting a bracket, the outer surface of the connector is provided with a cavity, two parallel side surfaces in the cavity are provided with pin holes for inserting pin shafts, the outer sides of the two pin holes are provided with reinforcing plates, the reinforcing plates are arranged along the length direction of the connector, and the two ends of the reinforcing plates are fixedly connected with lugs which are fixedly connected with the connector through connecting screws, and the steel anchor beam anchoring device has the following beneficial effects: the load applied to the connector is dispersed, and the stability of the connector structure is improved.
Description
Technical Field
The utility model relates to a steel anchor beam anchoring device of a space cable-stayed bridge, and belongs to the technical field of steel anchor beams.
Background
In the prior art, the structural form of the cable-stayed bridge built-in steel anchor beam cable tower anchoring device is that steel anchor beams are arranged on brackets in a cable tower anchoring area, stay cables on two sides are anchored at two ends of the steel anchor beams, the horizontal component force of the stay cables is mainly born by the steel anchor beams in construction, and the vertical component force is transmitted to a concrete tower wall through the brackets. For being convenient for stay cable and bracket are connected, need install the connection structure that two double-screw bolts and screw thread section of thick bamboo constitute at the stay cable tip, wherein the screw thread on two double-screw bolts is opposite, through the length of change double-screw bolt in the screw thread section of thick bamboo, be convenient for adjust the tensity of stay cable, be fixed with U font connecting piece on a double-screw bolt in the screw thread section of thick bamboo, utilize round pin hub connection bracket and connecting piece, accomplish the connection of stay cable and bracket, set up on the connecting piece with round pin axle matched with pinhole, after the round pin axle is installed in the pinhole, round pin axle and connecting piece contact position is in stress point, connecting piece and round pin axle contact position bear great load, and the regional load that the connecting piece kept away from the round pin axle is less, cause the different positions of connecting piece to receive the load difference, influence connecting piece structural stability.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a steel anchor beam anchoring device of a space cable-stayed bridge, so as to solve the problems in the prior art.
In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a space cable-stayed bridge steel anchor beam anchor, includes the screw thread section of thick bamboo, screw thread section of thick bamboo internal thread is connected with first double-screw bolt, one side threaded connection second double-screw bolt of keeping away from first double-screw bolt in the screw thread section of thick bamboo, first double-screw bolt is opposite with the second double-screw bolt screw thread, the one end fixedly connected with that first double-screw bolt is in the screw thread section of thick bamboo outside is used for connecting the connector of bracket, the cavity has been seted up to the connector surface, two pinhole that are used for installing the round pin axle have all been seted up to the side that parallels in the cavity, two the pinhole outside all is equipped with the reinforcing plate, the reinforcing plate is arranged along the length direction of connector, the equal fixedly connected with journal stirrup in both ends of reinforcing plate, the journal stirrup passes through connecting screw and connector connection.
Further, two positioning blocks are arranged in the cavity, a penetrating hole is formed in one face of the supporting lug, facing the connector, of the supporting lug, a round hole aligned with the penetrating hole is formed in the position, covered by the supporting lug, of the connector, threaded blind holes aligned with the round holes are formed in two ends of the positioning blocks, and the connecting screw sequentially penetrates through the penetrating hole, the round hole and the threaded blind holes.
Further, a rubber block is adhered to one side surface of the positioning block, and the rubber block is adhered to the inner wall of the cavity.
Further, a first nut is connected to the first stud in a threaded manner, and the first nut is arranged between the connector and the threaded cylinder.
Further, a second nut is connected to the second stud in a threaded manner, a rod head used for connecting a stay cable is arranged on one side, away from the threaded cylinder, of the second nut, and the rod head is fixedly connected with the second stud.
Further, two through holes for inserting extension bars are symmetrically formed in the outer surface of the threaded cylinder, and the two through holes are aligned with each other.
The utility model has the beneficial effects that:
1. after the second stud is connected and fixed with the stay cable, the connector is connected with the bracket by the pin shaft, and then the threaded cylinder is screwed, so that the length of the first stud and the second stud in the threaded cylinder is increased, and the stay cable is tensioned.
2. After the pin shafts of the connecting bracket and the connecting head are installed, reinforcing plates are arranged at the two ends of the pin shafts, then the supporting lugs are installed on the connecting head by using connecting screws, at the moment, the reinforcing plates are in contact with the end parts of the pin shafts, the effect of limiting the pin shaft positions by using the reinforcing plates is achieved, random movement of the pin shafts is prevented, meanwhile, loads of the pin shafts in the surrounding areas of the pin holes are transferred to different areas of the connecting head by the reinforcing plates, the loads born by the connecting head are dispersed, and the stability of the structure of the connecting head is improved.
3. When the connecting screw is installed, two positioning blocks are inserted into the cavity, so that the threaded blind holes on the positioning blocks are aligned with the round holes on the inner wall of the cavity, then the connecting screw is screwed into the threaded blind holes after passing through the through holes and the round holes on the supporting lugs, the installation of the connecting screw is completed, the threaded connection part matched with the connecting screw and the connector form an assembling relationship, the threaded blind holes do not need to be machined on the connector, and when the threaded blind holes are damaged due to wrong threads and the like, the positioning blocks are replaced.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of a steel anchor beam anchoring device for a space cable stayed bridge according to the present utility model;
FIG. 2 is a schematic assembly view of a positioning block, a connecting screw and a connector in a steel anchor beam anchoring device of a space cable-stayed bridge;
FIG. 3 is a cross-sectional view of a locating block in a steel anchor beam anchoring device for a space cable stayed bridge according to the present utility model;
in the figure: 1-threaded cylinder, 2-first stud, 3-connector, 4-cavity, 5-pinhole, 6-journal stirrup, 7-locating piece, 8-connecting screw, 9-reinforcing plate, 10-first nut, 11-through-hole, 12-second stud, 13-second nut, 14-pole head, 15-rubber piece, 16-threaded blind hole.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Referring to fig. 1, the present utility model provides a technical solution: a steel anchor beam anchoring device of a space cable stayed bridge comprises a threaded cylinder 1, wherein a first stud 2 is connected in the threaded cylinder 1 in a threaded way, a second stud 12 is connected in the threaded cylinder 1 at one side far away from the first stud 2 in a threaded way, the threads of the first stud 2 and the threads of the second stud 12 are opposite, one end of the first stud 2 positioned outside the threaded cylinder 1 is fixedly connected with a connector 3 used for connecting a bracket, the connecting part on the bracket is inserted into a cavity 4 formed on the outer surface of the connector 3, then a pin shaft is inserted into pin holes 5 formed on two parallel sides in the cavity 4, meanwhile, the pin shaft penetrates through the connecting part on the bracket, the purpose of connecting the bracket and the connector 3 by the pin shaft is realized, after the second stud 12 is fixedly connected with a stayed cable, the connector 3 is connected with the bracket by the pin shaft, then the threaded cylinder 1 is screwed, the length of the first stud 2 and the second stud 12 positioned in the threaded cylinder 1 is increased, the first nut 10 which is in threaded connection with the first stud 2 is positioned between the connector 3 and the threaded cylinder 1, after the relative positions of the first stud 2 and the second stud 12 and the threaded cylinder 1 are adjusted, the second nut 13 which is in threaded connection with the first nut 10 and the second stud 12 is screwed, the first nut 10 and the second nut 13 are tightly attached to the threaded cylinder 1, the effect of preventing the first stud 2 and the second stud 12 from rotating relative to the threaded cylinder 1 is achieved, the rod head 14 for connecting the inclined cable is arranged on one side of the second nut 13 which is away from the threaded cylinder 1, the rod head 14 is fixedly connected with the second stud 12, the connection range of the second stud 12 and the inclined cable is increased, two through holes 11 for inserting extension rods are symmetrically arranged on the outer surface of the threaded cylinder 1, the two through holes 11 are mutually aligned, the extension rod is inserted into the through hole 11, so that the screw thread cylinder 1 can be conveniently screwed by the extension rod.
Referring to fig. 1 and 2, through all setting up reinforcing plate 9 in two pinhole 5 outsides, wherein reinforcing plate 9 arranges along the length direction of connector 3, both ends at reinforcing plate 9 all fix lug 6, then utilize connecting screw 8 to install lug 6 on connector 3, accomplish the fixed connection of reinforcing plate 9 and connector 3, the round pin axle installation of connecting bracket and connector 3 is accomplished the back, make reinforcing plate 9 and round pin axle tip contact, realize utilizing the effect of reinforcing plate 9 restriction round pin axle position, prevent the random drunkenness of round pin axle, the load of round pin axle effect in the region around pinhole 5 shifts to the different regions of connector 3 through reinforcing plate 9 simultaneously, make the load dispersion that connector 3 received, improve the stability of connector 3 structure.
Referring to fig. 1, 2 and 3, two positioning blocks 7 are disposed in the cavity 4, at this time, a rubber block 15 stuck on one side of the positioning block 7 is attached to the inner wall of the cavity 4, so as to increase friction coefficient, prevent the positioning block 7 from moving randomly, a through hole is formed on one surface of the support lug 6 facing the connector 3, a round hole aligned with the through hole is formed on the position where the support lug 6 covers the connector 3, threaded blind holes 16 aligned with the round holes are formed on both ends of the positioning block 7, when the connecting screw 8 is mounted, two positioning blocks 7 are mounted in the cavity 4, so that the threaded blind holes 16 on the positioning block 7 are aligned with the round holes on the inner wall of the cavity 4, and then the connecting screw 8 is screwed into the threaded blind holes 16 after passing through the through holes and the round holes on the support lug 6, so as to complete the mounting of the connecting screw 8, thereby realizing that the threaded connection part matched with the connecting screw 8 forms an assembly relation with the connector 3 without processing the threaded blind holes 16 on the connector 3, and when the threaded blind holes 16 are damaged due to reasons such as wire replacement, the positioning block 7 can be damaged.
Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a space cable-stay bridge steel anchor beam anchor, includes screw thread section of thick bamboo (1), its characterized in that: the novel threaded connection structure is characterized in that a first stud (2) is connected with the inner thread of the threaded cylinder (1), a second stud (12) is connected with one side of the threaded cylinder (1) far away from the first stud (2) in a threaded manner, threads of the first stud (2) are opposite to threads of the second stud (12), one end of the first stud (2) located at the outer side of the threaded cylinder (1) is fixedly connected with a connector (3) used for connecting a bracket, a cavity (4) is formed in the outer surface of the connector (3), pin holes (5) used for installing pin shafts are formed in two parallel side surfaces in the cavity (4), reinforcing plates (9) are arranged at the outer sides of the two pin holes (5) respectively, the reinforcing plates (9) are arranged along the length direction of the connector (3), and lugs (6) are fixedly connected to the two ends of the reinforcing plates (9) through connecting screws (8).
2. A steel anchor beam anchoring device for a space cable stayed bridge according to claim 1, wherein: two positioning blocks (7) are arranged in the cavity (4), a penetrating hole is formed in one face, facing the connector (3), of the supporting lug (6), a round hole aligned with the penetrating hole is formed in the position, covered by the supporting lug (6), of the connector (3), threaded blind holes (16) aligned with the round holes are formed in two ends of the positioning blocks (7), and the connecting screw (8) sequentially penetrates through the penetrating hole, the round hole and the threaded blind holes (16).
3. A steel anchor beam anchoring device for a space cable stayed bridge according to claim 2, wherein: a rubber block (15) is adhered to one side surface of the positioning block (7), and the rubber block (15) is adhered to the inner wall of the cavity (4).
4. A steel anchor beam anchoring device for a space cable stayed bridge according to claim 1, wherein: the first stud (2) is connected with a first nut (10) in a threaded mode, and the first nut (10) is arranged between the connector (3) and the threaded cylinder (1).
5. A steel anchor beam anchoring device for a space cable stayed bridge according to claim 1, wherein: the second stud (12) is connected with a second nut (13) in a threaded manner, one side of the second nut (13) deviating from the threaded cylinder (1) is provided with a rod head (14) for connecting a stay cable, and the rod head (14) is fixedly connected with the second stud (12).
6. A steel anchor beam anchoring device for a space cable stayed bridge according to claim 1, wherein: two through holes (11) for inserting extension bars are symmetrically formed in the outer surface of the threaded cylinder (1), and the two through holes (11) are aligned with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320610448.XU CN219710073U (en) | 2023-03-27 | 2023-03-27 | Space cable-stayed bridge steel anchor beam anchoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320610448.XU CN219710073U (en) | 2023-03-27 | 2023-03-27 | Space cable-stayed bridge steel anchor beam anchoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219710073U true CN219710073U (en) | 2023-09-19 |
Family
ID=87979506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320610448.XU Active CN219710073U (en) | 2023-03-27 | 2023-03-27 | Space cable-stayed bridge steel anchor beam anchoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219710073U (en) |
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2023
- 2023-03-27 CN CN202320610448.XU patent/CN219710073U/en active Active
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