CN215364763U - Anchor point overhauls device under bridge main push-towing rope - Google Patents

Anchor point overhauls device under bridge main push-towing rope Download PDF

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Publication number
CN215364763U
CN215364763U CN202121545220.4U CN202121545220U CN215364763U CN 215364763 U CN215364763 U CN 215364763U CN 202121545220 U CN202121545220 U CN 202121545220U CN 215364763 U CN215364763 U CN 215364763U
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CN
China
Prior art keywords
steel wire
wire rope
rope
support frame
fixing frame
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Active
Application number
CN202121545220.4U
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Chinese (zh)
Inventor
沈继东
张志立
杜景鸣
俞晓栋
李石生
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Wuxi Little Swan Building Machinery Co ltd
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Wuxi Little Swan Building Machinery Co ltd
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Abstract

The utility model discloses a maintenance device for anchor points under main cables of a bridge, and belongs to the technical field of bridge maintenance. The bridge main cable lower anchor point overhaul device comprises a suspension platform, a wall-riding type suspension mechanism, a rear fixing frame, a safety steel wire rope and a working steel wire rope, wherein the rear fixing frame comprises a lifting machine, a safety lock, a rope winding mechanism, an electric box and a balance weight; a hook is arranged above the suspension platform, one end of the safety steel wire rope is fixedly connected with the hook, and the other end of the safety steel wire rope penetrates through the wall-riding type suspension mechanism and then penetrates through the safety lock and is taken into the rope collecting mechanism; one end of the working steel wire rope is fixedly connected with the hook, and the other end of the working steel wire rope penetrates through the wall-riding type hanging mechanism and then penetrates into the hoisting machine and is collected into the rope collecting mechanism. The lifting platform is driven to lift by the hoister, when the lifting platform descends too fast or the working steel wire rope is broken, the safety lock can lock the safety steel wire rope to prevent the hanging basket from continuously falling, and the lifting basket is safe, reliable, high in working efficiency, convenient to use and wide in application range.

Description

Anchor point overhauls device under bridge main push-towing rope
Technical Field
The utility model relates to a device for overhauling an anchor point under a main cable of a bridge, belonging to the technical field of bridge maintenance.
Background
The main cable is the main bearing part of the bridge and is not replaceable in the whole service life of the bridge. After the bridge is used for a long time, the conditions of corrosion, defects and the like in different degrees can be found at the riveting part of the bridge bottom and the lower part of the main bridge cable, the safety coefficient of the bridge is influenced, and therefore the anchor point under the main bridge cable needs to be overhauled regularly. The existing anchor point maintenance equipment under the main cable of the bridge generally has the problems of complex structure, higher use cost and fussy installation and transportation.
SUMMERY OF THE UTILITY MODEL
[ problem ] to
The utility model aims to solve the problems that: the existing anchor point maintenance equipment under the main cable of the bridge is complex in structure, high in use cost and complex in installation and transportation.
[ solution ]
The utility model provides a device for overhauling an anchor point under a main cable of a bridge, which is suitable for overhauling the anchor point under the main cable of the bridge.
The bridge main cable lower anchor point overhaul device comprises a suspension platform, a wall-riding type suspension mechanism, a rear fixing frame, a safety steel wire rope and a working steel wire rope, wherein the rear fixing frame comprises a lifting machine, a safety lock, a rope winding mechanism, an electric box and a balance weight; a hook is arranged above the suspension platform, one end of the safety steel wire rope is fixedly connected with the hook, and the other end of the safety steel wire rope penetrates through the wall-riding type suspension mechanism and then penetrates through the safety lock and is taken into the rope collecting mechanism; one end of the working steel wire rope is fixedly connected with the hook, and the other end of the working steel wire rope penetrates through the wall-riding type hanging mechanism and then penetrates into the hoisting machine and is collected into the rope collecting mechanism.
In an embodiment of the utility model, the wall-riding type suspension mechanism comprises a main beam which is transversely arranged, steel wire rope guide wheels are arranged at two ends of the main beam, a middle guide wheel fixing frame is fixed above the main beam through bolts, and a middle guide wheel and a pin shaft are arranged in the middle guide wheel fixing frame.
In an embodiment of the present invention, a front vertical pipe and a rear vertical pipe are fixed below the main beam, a front support frame is arranged below the front vertical pipe, and a rear support frame is arranged below the rear vertical pipe.
In one embodiment of the utility model, the front vertical pipe is sleeved in the front support frame and is connected with the front support frame through a bolt, and the front support frame is further sleeved with the upper guardrail leaning pipe through a bolt; the rear vertical pipe is sleeved in the rear support frame and is connected with the rear support frame through a bolt; the front vertical pipe, the front support frame, the rear vertical pipe and the rear support frame are all provided with a plurality of mounting holes.
In one embodiment of the utility model, an adjusting screw and a pressure plate are arranged below the front support frame and the rear support frame.
In one embodiment of the utility model, a rope guide wheel is arranged above the hoisting machine and the safety lock.
In one embodiment of the utility model, the electrical box is hung on one side of the rear fixing frame, and the electrical box is respectively communicated with the rope retracting mechanism and the hoisting machine.
In an embodiment of the present invention, the rope retracting mechanism is located below the hoist, the fixing frame is further provided with a rope retractor stop lever, and casters are provided below the fixing frame.
In one embodiment of the utility model, one end of the safety steel wire rope is fixedly connected with the hook, and the other end of the safety steel wire rope penetrates through the steel wire rope guide wheel of the wall-riding type hanging mechanism, the middle guide wheel and the rope guide wheel of the rear fixing frame and then penetrates through the safety lock and is collected into the rope collecting mechanism.
In one embodiment of the utility model, one end of the working steel wire rope is fixedly connected with the hook, and the other end of the working steel wire rope penetrates through a steel wire rope guide wheel of the wall-riding type suspension mechanism, a middle guide wheel and a rope guide wheel of the rear fixing frame and then penetrates into the hoisting machine and is collected into the rope collecting mechanism.
[ advantageous effects ]
1. The rear fixing frame comprises a lifting machine, a safety lock, a rope winding mechanism, an electric box and a balance weight; a hook is arranged above the suspension platform, one end of the safety steel wire rope is fixedly connected with the hook, and the other end of the safety steel wire rope penetrates through the wall-riding type suspension mechanism and then penetrates through the safety lock and is taken into the rope collecting mechanism; work wire rope's one end and couple fixed connection, the other end is walked around and is ridden wall formula and hang the mechanism and be connected with the lifting machine, suspends the platform in midair and can carry on operation personnel, instrument and material simultaneously, drives the lift of suspending the platform in midair through the lifting machine, and when suspending the platform and descend too fast or work wire rope fracture in midair, the safety lock can pin safe wire rope, prevents to suspend the continuation tenesmus of platform in midair, labour saving and time saving, safe and reliable, work efficiency is high.
2. According to the utility model, the proper counter weight is placed on the rear fixing frame according to the load on the suspension platform, and the hoisting machine, the safety lock and the rope winding mechanism are all arranged on the rear fixing frame, so that the self weight of the suspension platform is reduced, the number of the counter weights on the rear fixing frame can be reduced, the cost is saved, and the safety of the equipment is ensured. .
3. The caster wheels are arranged below the rear fixing frame, so that the integral device can be conveniently displaced and adjusted at different working positions, and the use is convenient.
4. According to the wall-riding type suspension mechanism, the front vertical pipe and the rear vertical pipe are fixed below the main beam, the front support frame is arranged below the front vertical pipe, and the guardrail upper leaning pipe is sleeved on the front support frame, so that the wall-riding type suspension mechanism is safer and more reliable. A rear support frame is arranged below the rear vertical pipe, the front vertical pipe is sleeved in the front support frame and is connected with the front support frame through a bolt, and the upper part of the guardrail is sleeved on the front support frame by a pipe and is fastened by the bolt; the rear vertical pipe is sleeved in the rear support frame and is connected with the rear support frame through a bolt; the front vertical pipe, the front support frame, the rear vertical pipe and the rear support frame are all provided with a plurality of mounting holes, the height of the main beam can be adjusted according to the height of the on-site guardrails on different bridges through the design, and the application range is wide.
5. According to the utility model, the adjusting screw rods and the pressure plates are arranged below the front support frame and the rear support frame, and the pressure plates are tightly attached to the guardrail above the bridge by screwing the adjusting screw rods, so that the bridge is safe and reliable and is convenient to mount or dismount.
Drawings
FIG. 1 is a schematic perspective view of an anchor point inspection and repair device under a main cable of a bridge according to the present invention;
FIG. 2 is a schematic perspective view of the wall-riding suspension mechanism of the present invention;
FIG. 3 is a perspective view of the rear mounting bracket of the present invention;
FIG. 4 is a perspective view of the rear mounting bracket of the present invention;
wherein: 1. a suspended platform; 2. a wall-riding suspension mechanism; 3. a rear fixing frame; 4. hooking; 5. the upper leaning tube of the guardrail; 6. a main beam; 7. a middle guide wheel fixing frame; 8. a front standpipe; 9. a front support frame; 10. a rear vertical tube; 11. a rear support frame; 12. a middle guide wheel; 13. a pin shaft; 14. a wire rope guide wheel; 15. adjusting the screw rod; 16. a platen; 17 hoisting machine; 18. a safety lock; 19. a rope retracting mechanism; 20. a rope guide pulley; 21. a rope-retracting device stop lever; 22. an electric box; 23. balancing weight; 24. a caster wheel; 25. a safety wire rope; 26. and working the steel wire rope.
Detailed Description
In order to achieve the above objects, features and advantages and to make the utility model more comprehensible, the present invention is described in detail with reference to the following embodiments.
Example 1
The utility model provides a bridge main push-towing rope anchor point overhauls device, as shown in figure 1, hangs mechanism 2, after-fixing frame 3, safe wire rope 25 and work wire rope 26 including hanging in midair platform 1, riding wall formula, the top of hanging in midair platform 1 is equipped with couple 4, the one end of couple 4 hangs and hangs platform 1 in midair, and the other end is fixed with safe wire rope 25 and work wire rope 26, safe wire rope 25 and work wire rope 26 pass and penetrate after-fixing frame 3 after hanging mechanism 2 on the wall formula.
As shown in fig. 2, the wall-riding type suspension mechanism 2 comprises a main beam 6 which is transversely arranged, two ends of the main beam 6 are provided with steel wire rope guide wheels 14, a middle guide wheel fixing frame 7 is fixed above the main beam 6 through bolts, and a middle guide wheel 12 and a pin shaft 13 are arranged in the middle guide wheel fixing frame 7; a front vertical pipe 8 and a rear vertical pipe 10 are fixed below the main beam 6, a front support frame 9 and a guardrail upper leaning pipe 5 are arranged below the front vertical pipe 8, a rear support frame 11 is arranged below the rear vertical pipe 10, the front vertical pipe 8 is sleeved in the front support frame 9 and connected with the front support frame 9 through a bolt, and the guardrail upper leaning pipe 5 is sleeved on the front support frame 9 and tightly fixed through a bolt; the rear vertical pipe 10 is sleeved in the rear support frame 11 and is connected with the rear support frame 11 through a bolt; the front vertical pipe 8, the front support frame 9, the rear vertical pipe 10 and the rear support frame 11 are provided with a plurality of mounting holes, and the height and the gradient of the main beam 6 are adjusted by selecting different mounting holes. An adjusting screw 15 and a pressure plate 16 are arranged below the rear support frame 11 of the front support frame 9, and the pressure plate 16 is tightly attached to the guardrail above the bridge by screwing the adjusting screw 15.
As shown in fig. 3 or 4, the rear fixed frame 3 includes a hoisting machine 17, a safety lock 18, a rope retracting mechanism 19, an electrical box 22 and a counterweight 23, a rope guide pulley 20 is disposed above the hoisting machine 17 and the safety lock 18, the electrical box 22 is hung on one side of the rear fixed frame 3, and the electrical box 22 is respectively communicated with the rope retracting mechanism 19 and the hoisting machine 17, and is used for controlling starting and stopping of the rope retracting mechanism 19 and the hoisting machine 17. The rope winding mechanism 19 is located below the hoisting machine 17, the rope winding mechanism 19 comprises a motor and a reel, the fixing frame 3 is further provided with a rope winding device stop lever 21, the rope winding device stop lever 21 is used for preventing a steel wire rope from escaping from the rope winding mechanism 19, and the lower portion of the fixing frame 3 is provided with a caster 24.
Furthermore, one end of the safety steel wire rope 25 is fixedly connected with the hook 4, and the other end of the safety steel wire rope passes through the steel wire rope guide wheel 14 of the wall-riding type suspension mechanism 2, the middle guide wheel 12 and the rope guide wheel 20 of the rear fixing frame 3 and then penetrates through the safety lock 18 and is collected into the rope collecting mechanism 19.
Furthermore, one end of the working steel wire rope 26 is fixedly connected with the hook 4, and the other end of the working steel wire rope passes through the steel wire rope guide wheel 14 of the wall-riding type suspension mechanism 2, the middle guide wheel 12 and the rope guide wheel 20 of the rear fixing frame 3 and then penetrates into the hoisting machine 17 to be collected into the rope collecting mechanism 19.
The installation process of the utility model is as follows: the wall-riding type suspension mechanism 2 is assembled firstly, the middle guide wheel 12 and the pin shaft 13 are respectively arranged in the middle guide wheel fixing frame 7, the front vertical pipe 8 is sleeved on the main beam 6, and the middle guide wheel fixing frame 7 and the front vertical pipe 8 are fixed by selecting proper mounting holes. The rear vertical pipe 10 is sleeved into the main beam 6 and is fixed by selecting a proper mounting hole. And steel wire rope guide wheels 14 are respectively arranged in the front and the rear of the main beam 6 and are fixed by bolts. According to the height of the guardrail on site, the rear support frame 11 is sleeved below the rear vertical pipe 10, and a proper mounting hole is selected for fixing. The safety lock 18, the hoisting machine 17, the rope winder mechanism 19, the rope winder stop lever 21 and the hoisting machine safety lock guide wheel 20 are mounted on the rear fixing frame 3, and the electric box 22 is hung on one side of the rear fixing frame 3. The starting power supply penetrates into a safety steel wire rope 25 and a working steel wire rope 26 on the rope guide wheel 20 above the safety lock 18 and the hoisting machine 17 respectively and then is collected into the rope collecting mechanism 19, and the steel wire ropes are coiled into the rope collecting mechanism 19 at the moment. Connecting the rear fixing frame 3 with a rear supporting frame 11 on the assembled wall-riding type hanging mechanism, sleeving the front supporting frame 9 on the guardrail by a pipe sleeve 5, sleeving the front supporting frame 9 on a front vertical pipe 8 of the wall-riding type hanging mechanism 2, selecting a proper mounting hole on the front vertical pipe 8 to fix the front supporting frame 9, and then attaching the upper supporting pipe 5 on the guardrail tightly to the guardrail and fastening the guardrail by bolts. Adjusting screws 15 are screwed into the front support 9 and the rear support 11, respectively, and are screwed into the pressure plate 16 at the ends. And screwing the adjusting screw rods 15 on the front and rear supporting frames until the pressing plate 16 is tightly attached to the guardrail. The power supply is started to discharge the working steel wire rope 26 and the safety steel wire rope 25 from the rope take-up reel, and the working steel wire rope and the safety steel wire rope pass through the steel wire rope guide wheel 14 and the middle guide wheel 12 of the main beam 6 and are finally fixed on the hook 4. And connecting the four hanging plates of the hanging platform 1 with the shackle by using steel wire ropes, and sleeving the shackle into the hook 4, wherein the installation of the device is finished at the moment.
The working principle of the utility model is as follows: the lifting machine 17 drives the suspension platform 1 to lift, and when the suspension platform 1 descends too fast or the working steel wire rope 26 is broken, the safety lock 18 can lock the safety steel wire rope 25 to prevent the suspended basket 1 from continuously falling. According to the weight of the suspension platform 1, a proper counter weight 23 is placed on the rear fixing frame 3, and the hoisting machine 17, the safety lock 18 and the rope collecting mechanism 19 are all arranged on the rear fixing frame 3, so that the self weight of the suspension platform 1 is reduced, and the number of counter weights on the rear fixing frame 3 can be reduced. The casters 24 are arranged below the rear fixing frame 3, so that the integral device can be conveniently displaced and adjusted at different working positions. The wall-riding type suspension mechanism 2 is more safely and reliably fixed on the guardrail by the leaning tube 5 on the guardrail and the pressing disc 16 arranged on the front and the rear supporting frames.
The scope of the present invention is not limited to the above embodiments, and any modifications, equivalent substitutions, improvements, etc. that can be made by those skilled in the art within the spirit and principle of the inventive concept should be included in the scope of the present invention.

Claims (10)

1. The anchor point overhaul device under the main cable of the bridge is characterized by comprising a suspension platform (1), a wall-riding type suspension mechanism (2), a rear fixing frame (3), a safety steel wire rope (25) and a working steel wire rope (26), wherein the rear fixing frame (3) comprises a hoisting machine (17), a safety lock (18), a rope winding mechanism (19), an electric box (22) and a balance weight (23); a hook (4) is arranged above the suspension platform (1), one end of the safety steel wire rope (25) is fixedly connected with the hook (4), and the other end of the safety steel wire rope penetrates through the wall-riding type suspension mechanism (2) and then penetrates through a safety lock (18) and is collected into a rope collecting mechanism (19); one end of the working steel wire rope (26) is fixedly connected with the hook (4), and the other end of the working steel wire rope penetrates through the wall-riding type hanging mechanism (2) and then penetrates into the hoisting machine (17) and is collected into the rope collecting mechanism (19).
2. The anchor point overhaul device under the main cable of the bridge according to claim 1, wherein the wall-riding type suspension mechanism (2) comprises a transversely arranged main beam (6), steel wire rope guide wheels (14) are arranged at two ends of the main beam (6), a middle guide wheel fixing frame (7) is fixed above the main beam (6) through bolts, and a middle guide wheel (12) and a pin shaft (13) are arranged in the middle guide wheel fixing frame (7).
3. The anchor point overhaul device under bridge main cable according to claim 2, characterized in that a front vertical pipe (8) and a rear vertical pipe (10) are fixed below the main beam (6), a front support frame (9) is arranged below the front vertical pipe (8), and a rear support frame (11) is arranged below the rear vertical pipe (10).
4. The anchor point overhaul device under the main cable of the bridge according to claim 3, wherein the front vertical tube (8) is sleeved in the front support frame (9) and connected with the front support frame (9) through a bolt, and the front support frame (9) is further sleeved with the upper leaning tube (5) of the guardrail through a bolt; the rear vertical pipe (10) is sleeved in the rear support frame (11) and is connected with the rear support frame (11) through a bolt; the front vertical pipe (8), the front support frame (9), the rear vertical pipe (10) and the rear support frame (11) are provided with a plurality of mounting holes.
5. The bridge main cable anchor point overhaul device according to claim 4, wherein an adjusting screw (15) and a pressure plate (16) are arranged below the front support frame (9) and the rear support frame (11).
6. The anchor point inspection and repair device under bridge main cable according to claim 5, characterized in that a rope guide wheel (20) is arranged above the hoisting machine (17) and the safety lock (18).
7. The inspection device for anchor points under main cables of bridges according to claim 6, characterized in that the electrical box (22) is hung on one side of the rear fixing frame (3), and the electrical box (22) is respectively communicated with the rope retracting mechanism (19) and the hoisting machine (17).
8. The anchor point overhaul device under bridge main cable according to claim 7, wherein the rope retracting mechanism (19) is located below the hoisting machine (17), the rear fixing frame (3) is further provided with a rope retracting stop lever (21), and a caster (24) is arranged below the rear fixing frame (3).
9. The anchor point inspection and repair device under the main cable of the bridge according to claim 8, wherein one end of the safety steel wire rope (25) is fixedly connected with the hook (4), and the other end of the safety steel wire rope passes through the steel wire rope guide wheel (14) of the wall-riding type suspension mechanism (2), the middle guide wheel (12) and the guide rope wheel (20) of the rear fixing frame (3) and then penetrates into the safety lock (18) and is collected into the rope collecting mechanism (19).
10. The anchor point inspection and repair device under the main cable of the bridge according to claim 9, wherein one end of the working steel cable (26) is fixedly connected with the hook (4), and the other end of the working steel cable passes through the steel cable guide wheel (14) of the wall-riding type suspension mechanism (2), the middle guide wheel (12) and the guide rope wheel (20) of the rear fixing frame (3) and then penetrates into the hoisting machine (17) and is collected into the rope collecting mechanism (19).
CN202121545220.4U 2021-07-07 2021-07-07 Anchor point overhauls device under bridge main push-towing rope Active CN215364763U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121545220.4U CN215364763U (en) 2021-07-07 2021-07-07 Anchor point overhauls device under bridge main push-towing rope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121545220.4U CN215364763U (en) 2021-07-07 2021-07-07 Anchor point overhauls device under bridge main push-towing rope

Publications (1)

Publication Number Publication Date
CN215364763U true CN215364763U (en) 2021-12-31

Family

ID=79607787

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121545220.4U Active CN215364763U (en) 2021-07-07 2021-07-07 Anchor point overhauls device under bridge main push-towing rope

Country Status (1)

Country Link
CN (1) CN215364763U (en)

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