CN117513177A - Auxiliary device for cable-stayed bridge of short tower - Google Patents
Auxiliary device for cable-stayed bridge of short tower Download PDFInfo
- Publication number
- CN117513177A CN117513177A CN202311777137.3A CN202311777137A CN117513177A CN 117513177 A CN117513177 A CN 117513177A CN 202311777137 A CN202311777137 A CN 202311777137A CN 117513177 A CN117513177 A CN 117513177A
- Authority
- CN
- China
- Prior art keywords
- wall
- stayed bridge
- cable
- limiting frame
- fixedly arranged
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 21
- 239000010959 steel Substances 0.000 abstract description 21
- 238000007790 scraping Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
Abstract
The invention discloses a cable-stayed bridge cable-threading auxiliary device of a short tower, which comprises: the limiting frame, auxiliary assembly locates the outer wall department of limiting frame, wherein: the auxiliary assembly comprises a sliding rail, an equipment platform, supporting rollers, a lifting plate, a storage groove, guide wheels, a main shaft, a secondary shaft, an adjusting wheel, lifting wheels and an adjusting rod, wherein the sliding rail is rotationally inserted into two sides of the outer wall of the limiting frame, the supporting rollers are rotationally inserted into the outer wall of the equipment platform, and the lifting wheels are rotationally embedded into the inner wall of the sliding rail. The external winch is utilized to drive the steel cable to move, the inclined angle of the lock is adjusted by the main shaft and the secondary shaft, the problem that a wire dividing pipe saddle is blocked and blocked due to contact ends of the steel cable and the winch is avoided, the rope threading time is prolonged, the difficulty in positioning and mounting is reduced, a large amount of time is avoided to be consumed for conveying and adjusting, meanwhile, scraping and collision of an insulating layer on the outer wall of the steel cable are reduced, the mounting precision is improved, and reworking mounting is avoided.
Description
Technical Field
The invention belongs to the technical field of construction of cable-stayed bridges, and particularly relates to a cable-stayed bridge cable-threading auxiliary device for a short tower.
Background
The low-tower cable-stayed bridge is a novel bridge structural type, and is characterized in that the advantages of the cable-stayed bridge and the advantages of a continuous beam bridge are combined, the main structure of the low-tower cable-stayed bridge comprises three parts, namely a main beam, a cable tower and a inhaul cable, wherein the main beam mainly bears bending moment when being stressed like the continuous beam, and the cable tower mainly bears axial force.
The existing short-tower cable-stayed bridge needs to be initially installed after pouring and folding of the bridge are completed, the contact end of a steel cable and a winch lockset is large in fluctuation in the installation process, the cable saddle of a wire dividing pipe is extremely easy to strike under the driving of a winch, scraping and clamping are generated in the cable saddle, the insulating layer of the steel cable is extremely easy to scrape due to the fact that the winch is utilized to drag, the crane needs to be frequently adjusted in the installation process, the preparation work and alignment positioning work are time-consuming, and the installation efficiency is difficult to improve.
Disclosure of Invention
The technical scheme adopted by the invention is as follows: a low pylon cable stayed bridge lashing aid comprising:
a limiting frame;
auxiliary assembly locates the outer wall department of limit frame, wherein: the auxiliary assembly comprises a sliding rail, an equipment platform, supporting rollers, a lifting plate, a storage groove, guide wheels, a main shaft, a secondary shaft, an adjusting wheel, lifting wheels and an adjusting rod, wherein the sliding rail is rotationally inserted into the two sides of the outer wall of the limiting frame, the supporting rollers are rotationally inserted into the two sides of the outer wall of the equipment platform, the lifting wheels are rotationally embedded into the two sides of the outer wall of the equipment platform, the lifting plate is fixedly arranged on the two sides of the outer wall of the equipment platform, the storage groove is formed in the two sides of the outer wall of the equipment platform, the guide wheels are rotationally embedded into the inner wall of one end of the equipment platform, the main shaft is rotationally embedded into the inner wall of the storage groove, one end of the secondary shaft is rotationally inserted into the one end of the main shaft, the adjusting wheel is fixedly arranged on the top of the outer wall of the main shaft and the secondary shaft, one end of the adjusting rod is rotationally inserted into the inner wall of the main shaft, and the output end of the adjusting rod is rotationally embedded into the inner wall of the secondary shaft.
Further, lifting motors are fixedly arranged on two sides of the top of the outer wall of the limiting frame, and screw rods are fixedly arranged at the output ends of the lifting motors.
Further, the bottom thread of lead screw is connected in the inner wall center department of lifter plate.
Further, the rotor plate is inserted in the equal rotation of limiting frame's outer wall both sides, and the outer wall one side of rotor plate is fixed to be provided with the hydraulic stem, and the output of hydraulic stem is fixed to be provided with the joint board.
Further, the inner wall of the limiting frame is rotationally embedded with a buffer roller.
Further, the outer wall both sides of equipment platform are fixed to be provided with the containing box, and the outer wall one side of containing box is fixed to be provided with the angle motor.
Further, the inner wall of the storage box is rotationally embedded with a driving gear and a driven gear through a rotating shaft.
Further, the driving gear and the outer wall of the driven gear are in meshed transmission connection.
Further, the output end of the angle motor penetrates through the storage box and is fixedly arranged at the center of one side of the outer wall of the driving gear.
Further, one side of the outer wall of the driven gear penetrates through the equipment table through the rotating shaft to be fixedly arranged at the outer wall of the main shaft.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
according to the invention, the external winch is utilized to drive the steel cable to move, the inclined angle of the lockset is adjusted by utilizing the main shaft and the secondary shaft, so that the blocking and blocking of a wire dividing pipe saddle caused by the contact end of the steel cable and the lockset of the winch are avoided, the wire threading time is prolonged, the difficulty in positioning and mounting is reduced, a great amount of time is avoided for conveying and adjusting, meanwhile, the scraping and collision of an insulating layer on the outer wall of the steel cable are reduced, the mounting precision is improved, and reworking mounting is avoided.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of a hydraulic stem of the present invention;
FIG. 3 is a perspective view of a snap plate of the present invention;
FIG. 4 is a perspective view of a rotating plate according to the present invention;
fig. 5 is a perspective view of the lifter plate of the present invention.
The marks in the figure: 1. a limiting frame; 2. a rotating plate; 3. a hydraulic rod; 4. a clamping plate; 5. a buffer roller; 6. a slide rail; 7. an equipment stand; 8. supporting rollers; 9. a lifting plate; 10. a storage groove; 11. a guide wheel; 12. a main shaft; 13. a minor axis; 14. an adjusting wheel; 15. a storage box; 16. an angle motor; 17. a lifting motor; 18. a lifting wheel; 19. a drive gear; 20. a driven gear; 21. an adjusting lever; 22. and a screw rod.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
Referring to fig. 1-5: a low pylon cable stayed bridge lashing aid comprising:
a limiting frame 1;
auxiliary assembly locates the outer wall department of limit frame 1, wherein: the auxiliary component comprises a slide rail 6, an equipment platform 7, a supporting roller 8, a lifting plate 9, a storage groove 10, guide wheels 11, a main shaft 12, a secondary shaft 13, an adjusting wheel 14, lifting wheels 18 and an adjusting rod 21, wherein the slide rail 6 is rotationally inserted at two sides of the outer wall of the limiting frame 1, the slide rail 6 can limit the lifting of the equipment platform 7, the supporting roller 8 is rotationally inserted at the outer wall of the equipment platform 7, the supporting roller 8 can be attached to the concrete outer wall of a short tower, the slide rail 6 and the equipment platform 7 are ensured to be in proper positions, the lifting wheels 18 are rotationally embedded at the inner wall of the slide rail 6, the lifting wheels 18 are fixedly arranged at two sides of the outer wall of the equipment platform 7, the lifting plate 9 is used for driving the equipment platform 7, the storage groove 10 is formed at the inner wall of the equipment platform 7, the guide wheels 11 are rotationally embedded at one end of the inner wall of the equipment platform 7, the guide wheel 11 is used for guiding a steel cable which stretches around the winch, the main shaft 12 is rotationally embedded in the inner wall of the accommodating groove 10, one end of the secondary shaft 13 is rotationally inserted in one end of the main shaft 12, the adjusting wheel 14 is fixedly arranged at the tops of the outer walls of the main shaft 12 and the secondary shaft 13, one end of the adjusting rod 21 is rotationally inserted in the inner wall of the main shaft 12, the output end of the adjusting rod 21 is rotationally embedded in the inner wall of the secondary shaft 13, the adjusting rod 21 can realize the working angle adjustment of the secondary shaft 13, the limiting frame 1 is lifted to the position right above the short tower by using the crane, the wire dividing pipe saddle is installed in place by connecting holes on the clamping plate 4 with a steel structure embedded in the short tower, the lockset of the winch penetrates through the wire dividing pipe saddle, the lockset is sequentially wound on the guide wheel 11 and the adjusting wheel 14, one end of the lockset of the winch is wound on one end of the steel cable, starting a winch to enable the steel cable to be pulled, utilizing an external crane to assist in pulling the steel cable, firstly, when the steel cable is close to a wire dividing pipe saddle, utilizing an angle motor 16 to drive a driving gear 19, a driven gear 20 to drive a main shaft 12 to rotate, completing primary angle adjustment, then utilizing an adjusting rod 21 to drive a secondary shaft 13 to rotate, enabling one end of the steel cable to be flush with one end of the wire dividing pipe saddle as much as possible, and then starting the winch to stretch, completing rope threading, and when fine adjustment alignment is needed, utilizing a lifting motor 17 to drive a screw rod 22 to rotate, and utilizing a lifting plate 9 to conduct stable lifting driving.
Referring to fig. 1-5: the limiting frame 1's outer wall top both sides are all fixed to be provided with elevator motor 17, and elevator motor 17's output is fixed to be provided with lead screw 22, lead screw 22's bottom threaded connection is in elevator plate 9's inner wall center department, and limiting frame 1's outer wall both sides are all rotated and are inserted rotor plate 2, can realize the angular adjustment to hydraulic rod 3, conveniently rotate the back, assist joint board 4 to relieve the locking state, make things convenient for the loop wheel machine to go up and down to remove, and rotor plate 2's outer wall one side is fixed to be provided with hydraulic stem 3, and hydraulic stem 3's output is fixed to be provided with joint board 4, and the inner wall rotation of limiting frame 1 is inlayed and is equipped with buffer roller 5.
Referring to fig. 1-5: the outer wall both sides of equipment platform 7 are fixed to be provided with containing box 15, and the fixed angle motor 16 that is provided with in outer wall one side of containing box 15, the inner wall of containing box 15 is rotated through the pivot and is inlayed and be equipped with driving gear 19 and driven gear 20, intermeshing transmission connection between driving gear 19 and the driven gear 20 outer wall, the output of angle motor 16 runs through containing box 15 fixed the setting in the outer wall one side center department of driving gear 19, driven gear 20's outer wall one side runs through equipment platform 7 fixed the setting in the outer wall department of main shaft 12 through the pivot.
Working principle:
the crane is used for lowering the limiting frame 1 to the position right above the short tower, holes on the clamping plate 4 are used for connecting with a steel structure embedded in the short tower, a wire dividing pipe saddle is installed in place, a lock of the winch penetrates through the wire dividing pipe saddle, the lock of the winch is sequentially wound on the guide wheel 11 and the adjusting wheel 14, one end of the lock of the winch is wound on one end of a steel rope, the winch is started, the steel rope is pulled, the external crane is used for carrying out auxiliary pulling on the steel rope, when the steel rope is close to the wire dividing pipe saddle, the angle motor 16 is used for driving the driving gear 19, the driven gear 20 is used for driving the main shaft 12 to rotate, primary angle adjustment is completed, then the adjusting rod 21 is used for driving the secondary shaft 13 to rotate, the steel rope is flush with one end of the wire dividing pipe saddle as much as possible, then the winch is started to stretch, rope threading is completed, and when fine adjustment alignment is required, the lifting motor 17 is used for driving the lead screw 22 to rotate, and the lifting plate 9 is used for carrying out stable lifting driving.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. A cable-stayed bridge lashing auxiliary device of short tower, characterized by comprising:
a limiting frame (1);
the auxiliary assembly is arranged at the outer wall of the limiting frame (1), wherein: the auxiliary component comprises a sliding rail (6), an equipment platform (7), a supporting roller (8), a lifting plate (9), a storage groove (10), a guide wheel (11), a main shaft (12), a secondary shaft (13), an adjusting wheel (14), a lifting wheel (18) and an adjusting rod (21), wherein the sliding rail (6) is rotationally inserted at two sides of the outer wall of the limiting frame (1), the supporting roller (8) is rotationally inserted at the outer wall of the equipment platform (7), the lifting wheel (18) is rotationally embedded at the inner wall of the sliding rail (6), the lifting wheel (18) is fixedly arranged at two sides of the outer wall of the equipment platform (7), the lifting plate (9) is fixedly arranged at two sides of the outer wall of the equipment platform (7), the storage groove (10) is arranged at the inner wall of the equipment platform (7), the guide wheel (11) is rotationally embedded at the inner wall of one end of the equipment platform (7), the main shaft (12) is rotationally embedded at the inner wall of the storage groove (10), one end of the secondary shaft (13) is rotationally embedded at the inner wall of the main shaft (12), one end of the secondary shaft (13) is fixedly arranged at the outer wall of the main shaft (12) and is fixedly arranged at the top of the adjusting rod (12), the output end of the adjusting rod (21) is rotationally embedded in the inner wall of the secondary shaft (13).
2. A low-pylon cable-stayed bridge lashing aid according to claim 1, wherein: lifting motors (17) are fixedly arranged on two sides of the top of the outer wall of the limiting frame (1), and screw rods (22) are fixedly arranged at the output ends of the lifting motors (17).
3. A low-pylon cable-stayed bridge lashing aid according to claim 2, wherein: the bottom end of the screw rod (22) is connected with the center of the inner wall of the lifting plate (9) through threads.
4. A low-pylon cable-stayed bridge lashing aid according to claim 3, wherein: the limiting frame is characterized in that the two sides of the outer wall of the limiting frame (1) are respectively inserted with the rotating plate (2) in a rotating mode, a hydraulic rod (3) is fixedly arranged on one side of the outer wall of the rotating plate (2), and a clamping plate (4) is fixedly arranged at the output end of the hydraulic rod (3).
5. The short-pylon cable-stayed bridge lashing auxiliary device according to claim 4, wherein: the inner wall of the limiting frame (1) is rotationally embedded with a buffer roller (5).
6. A low-pylon cable-stayed bridge lashing aid according to claim 5, wherein: the two sides of the outer wall of the equipment table (7) are fixedly provided with storage boxes (15), and one side of the outer wall of each storage box (15) is fixedly provided with an angle motor (16).
7. The short-pylon cable-stayed bridge lashing auxiliary device according to claim 6, wherein: the inner wall of the storage box (15) is rotationally embedded with a driving gear (19) and a driven gear (20) through a rotating shaft.
8. The short-pylon cable-stayed bridge lashing auxiliary device according to claim 7, wherein: the driving gear (19) is in meshed transmission connection with the outer wall of the driven gear (20).
9. A low-pylon cable-stayed bridge lashing aid according to claim 8, wherein: the output end of the angle motor (16) penetrates through the storage box (15) and is fixedly arranged at the center of one side of the outer wall of the driving gear (19).
10. A low pylon cable-stayed bridge lashing aid according to claim 9, wherein: one side of the outer wall of the driven gear (20) penetrates through the equipment table (7) through the rotating shaft and is fixedly arranged at the outer wall of the main shaft (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311777137.3A CN117513177A (en) | 2023-12-22 | 2023-12-22 | Auxiliary device for cable-stayed bridge of short tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311777137.3A CN117513177A (en) | 2023-12-22 | 2023-12-22 | Auxiliary device for cable-stayed bridge of short tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117513177A true CN117513177A (en) | 2024-02-06 |
Family
ID=89747994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311777137.3A Pending CN117513177A (en) | 2023-12-22 | 2023-12-22 | Auxiliary device for cable-stayed bridge of short tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117513177A (en) |
-
2023
- 2023-12-22 CN CN202311777137.3A patent/CN117513177A/en active Pending
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