CN212533725U - Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge - Google Patents

Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge Download PDF

Info

Publication number
CN212533725U
CN212533725U CN202020765080.0U CN202020765080U CN212533725U CN 212533725 U CN212533725 U CN 212533725U CN 202020765080 U CN202020765080 U CN 202020765080U CN 212533725 U CN212533725 U CN 212533725U
Authority
CN
China
Prior art keywords
trolley
hanging basket
walking
steel wire
traction
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.)
Active
Application number
CN202020765080.0U
Other languages
Chinese (zh)
Inventor
赵敏
汪锋
孙洪滨
蔡传勇
陈华青
沈继东
张志立
薛磊
李琼星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Jincheng Engineering Technology Service Co ltd
Original Assignee
Wuxi Jincheng Engineering Technology Service Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuxi Jincheng Engineering Technology Service Co ltd filed Critical Wuxi Jincheng Engineering Technology Service Co ltd
Priority to CN202020765080.0U priority Critical patent/CN212533725U/en
Application granted granted Critical
Publication of CN212533725U publication Critical patent/CN212533725U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a planetary walking trolley for detecting and maintaining main cables and suspension cables of a suspension bridge, which comprises a traction trolley (1) and a hanging basket (2), wherein the hanging basket (2) is hung below the traction trolley (1); traction trolley (1) includes frame (11), two sets of walking wheels (12) about frame (1) bottom is provided with, frame (11) middle part is provided with lifting machine (13), be provided with on lifting machine (13) and pull wire rope (14), frame (11) are gone up front and back parallel arrangement have two hoisting point crossbeams (15), two hoist (16) about being provided with on hoisting point crossbeam (15). The utility model discloses traction trolley is along the walking of main push-towing rope handrail wire rope, and the oscilaltion is done to the hanging flower basket in the traction trolley below, through the combination of the orbit of two system differences, can reach suspension bridge main push-towing rope and hoist cable system's any position in theory.

Description

Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge
Technical Field
The utility model relates to a suspension bridge main push-towing rope and hoist cable detect and maintain and use planetary walking dolly belongs to bridge maintenance and repair technical field.
Background
The main cable of the suspension bridge is called the "lifeline" of the bridge, and the suspension cable also plays a role in bearing the load between the deck structure and the main cable, the importance of which is self-evident. The design life of the suspension bridge generally requires more than 100 years, and in the long service process, the maintenance of the main cable and the suspension cable is an important measure and means for ensuring the service life of the suspension bridge, wherein the appearance detection and maintenance of the main cable and the suspension cable are effective methods for finding and judging diseases and taking measures to eliminate the diseases.
Although the suspension bridge main cable is provided with the maintenance way, personnel can walk along the maintenance way on the upper surface of the main cable, the conditions such as the protective layer on the upper surface of the main cable, the tightness of the upper surface of the cable clamp and the like are simply checked, and the tightness of the lower surface of the main cable and the lower part of the cable clamp needs to be checked by means of a maintenance trolley. The detection and the maintenance of the sling do not have an effective means at present, generally, the detection is carried out by a telescope detection method and then a spider man goes to a suspected problem position for confirmation, the difficulty of sling maintenance is high, and the problem is mostly solved by adopting a cable replacement method. The existing main cable maintenance trolley only has the function of walking along the main cable, can only detect, inspect and maintain the lower surface of the main cable and a cable clamp, and cannot effectively implement the inspection and maintenance of an anchorage device at the upper end of a sling, a cable body and a damping frame, which always troubles the bridge boundary.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a suspension bridge main push-towing rope and hoist cable detect and maintain and use planetary walking dolly is provided to above-mentioned prior art, the travelling car system can follow the walking of main push-towing rope handrail wire rope, and the oscilaltion is done in the travelling car below to the hanging flower basket system, through the combination of the orbit of two system differences, can reach suspension bridge main push-towing rope and hoist cable system's any position in theory, has solved the difficult technical problem who puzzles this field in the past.
The utility model provides a technical scheme that above-mentioned problem adopted does: a planetary walking trolley for detecting and maintaining a main cable and a sling of a suspension bridge comprises a traction trolley and a hanging basket, wherein the traction trolley is arranged on handrail steel wire ropes on two sides of the main cable between a front tower body and a rear tower body, and the hanging basket is hung below the traction trolley;
the traction trolley comprises a frame, a left group of walking wheels and a right group of walking wheels are arranged at the bottom of the frame, the left group of walking wheels and the right group of walking wheels are respectively arranged on handrail steel wire ropes on two sides of a main cable between a front tower body and a rear tower body, a lifting machine is arranged in the middle of the frame, a traction steel wire rope is arranged on the lifting machine, the traction steel wire rope is connected and arranged between the front tower body and the rear tower body, two hoisting point cross beams are arranged on the frame in parallel in the front and;
preferably, the hanging basket comprises a hanging basket frame, a front hanging basket hoister and a rear hanging basket hoister are arranged on the hanging basket frame, a rope collecting device is correspondingly arranged below each hanging basket hoister, a hoisting steel wire rope is arranged on each hanging basket hoister, one end of each hoisting steel wire rope is connected with a corresponding hoisting device on the traction trolley, and the other end of each hoisting steel wire rope is connected with the corresponding rope collecting device.
Preferably, the number of the hoisting machines is two, and the two hoisting machines are oppositely arranged at the left and the right.
Preferably, a safety lock is arranged on one side of each lifting machine, and the safety locks and the lifting machines are installed in a paired direction.
Preferably, the outer surface of the travelling wheel is provided with a groove.
Preferably, the front side and the rear side of the frame are provided with guide wheels, and the positions of the guide wheels correspond to the positions of the traction steel wire rope or the safety steel wire rope.
Preferably, the front end and the rear end of the frame are provided with an anti-collision device and a limit switch.
Preferably, every walking wheel all corresponds and is provided with an anticreep rope sheave, the anticreep rope sheave passes through hinged joint and sets up in walking wheel below.
Preferably, the hanging basket has two, and two hanging baskets hang respectively in the walking dolly left and right sides, and every hanging basket is connected with the traction trolley through two hoisting points in front and back.
Preferably, the left basket and the right basket are connected through a front fixed connecting rod and a rear fixed connecting rod.
Preferably, the top of the hanging basket frame is provided with a front anti-tilting safety lock and a rear anti-tilting safety lock.
Compared with the prior art, the utility model has the advantages of:
1. the two lifting machines and the safety lock on the traction trolley system are reversely arranged, so that the trolley can keep enough traction force when walking to any position;
2. the utility model discloses install the anticreep rope sheave that has hinged joint under the travelling wheel of traction trolley, when the dolly passes through the handrail rope clip, the anticreep rope sheave can let the position pass through, has both avoided the risk that the travelling wheel breaks away from the handrail rope, can guarantee to run smoothly again;
3. the front side and the rear side of the traction trolley are provided with the anti-collision devices and the limit switches, so that danger caused by the trolley at two tower end positions impacting a tower body can be avoided, or the risk brought to the trolley by emergency (such as the handrail rope clamp falling off and dislocating to form an obstacle) can be avoided;
4. the utility model is provided with four hanging points for hanging baskets at two sides, the baskets can be lifted by a lifter, and the baskets are provided with safety locks for preventing the basket body from inclining in operation;
5. the hanging basket of the utility model is provided with two safe fixed connecting rods which are respectively connected with the outer sides of two hanging baskets, the two hanging baskets are connected into a relatively stable whole, and after reaching a sling station, the two hanging baskets and a sling cable body are tightly bound together by two chains, thereby increasing the stability of the hanging basket in the construction operation, preventing the sudden strong wind from impacting the hanging baskets and ensuring the safety of personnel;
6. the utility model discloses trailer wagon is followed main push-towing rope handrail wire rope walking, like the planet operation, and the oscilaltion is done to the hanging flower basket in the trailer wagon below, like the satellite that centers on the planet operation, through the combination of the orbit of two system differences, can reach suspension bridge main push-towing rope and hoist cable system's any position in theory, has solved the difficult technical problem who puzzles this field in the past, and the maintenance management support work to suspension bridge cable hoist system provides new technical capability.
Drawings
Fig. 1 is the utility model relates to a suspension bridge main push-towing rope and hoist cable detect and maintain with planetary walking dolly's structural schematic.
Fig. 2 is a schematic perspective view of the wagon of fig. 1.
Fig. 3 is a front view of fig. 1.
Fig. 4 is a side view of fig. 3.
Fig. 5 is a top view of fig. 3.
Figure 6 is a schematic structural diagram of the basket in figure 2.
Fig. 7 is a side view of fig. 6.
Wherein:
traction trolley 1
Hanging basket 2
Vehicle frame 11
Traveling wheel 12
Hoisting machine 13
Traction cable 14
Hoisting point beam 15
Lifting appliance 16
Guide wheel 17
Mounting plate 18
Safety lock 19
The hanging basket 2
Hanging basket frame 21
Basket elevator 22
Rope-collecting device 23
Hoisting rope 24
Anti-tilting safety lock 25
Directional caster 26
Rope-collecting device stop lever 27
Main cable 3
Armrest steel wire rope 4
Armrest rope clip 5
And a rope guider 6.
Detailed Description
As shown in fig. 1 to 7, the planetary walking trolley for detecting and maintaining a main cable and a sling of a suspension bridge in the embodiment comprises a traction trolley 1 and a hanging basket 2, wherein the traction trolley 1 is arranged on handrail steel wire ropes at two sides of the main cable between a front tower body and a rear tower body, and the hanging basket 2 is hung below the traction trolley 1;
the traction trolley 1 comprises a frame 11, a left group of walking wheels 12 and a right group of walking wheels 12 are arranged at the bottom of the frame 1, the left group of walking wheels 12 and the right group of walking wheels 12 are respectively arranged on handrail steel wire ropes on two sides of a main cable between a front tower body and a rear tower body, a lifting machine 13 is arranged in the middle of the frame 11, a traction steel wire rope 14 is arranged on the lifting machine 13, the traction steel wire rope 14 is connected and arranged between the front tower body and the rear tower body, the lifting machine 13 lifts the traction trolley through the traction steel wire rope 14, two lifting point cross beams 15 are arranged on the frame 11 in;
the number of the hoisters 13 is two, and the two hoisters 13 are oppositely arranged left and right;
each hoist 13 is also provided with a safety steel wire rope, the safety steel wire rope is connected and arranged between the front tower body and the rear tower body like a traction steel wire rope 14, and the safety steel wire rope is a standby rope of the traction steel wire rope 14;
a safety lock 19 is arranged on one side of each lifting machine 13, and the safety lock 19 and the lifting machine 13 are installed in a paired direction;
the outer surface of the travelling wheel 12 is provided with a groove, and the travelling wheel can travel along the steel wire rope of the main cable handrail during working;
guide wheels 17 are arranged on the front side and the rear side of the frame 11, the positions of the guide wheels 17 correspond to the positions of the traction steel wire rope 14 or the safety steel wire rope, and the guide wheels 17 are used for guiding the traction steel wire rope 14 or the safety steel wire rope;
the front end and the rear end of the frame 11 are provided with an anti-collision device and a limit switch;
each traveling wheel 12 is correspondingly provided with an anti-dropping rope wheel which is connected and arranged below the traveling wheel 12 through a hinge;
the walking wheels 12 comprise wheel frames 121, and wheels 123 are arranged on the wheel frames 121 through wheel shafts 122;
a left group of mounting plates 18 and a right group of mounting plates 18 are arranged on the frame 11, and the wheel carrier 121 is arranged on the mounting plates 18;
the two hanging baskets 2 are respectively hung on the left side and the right side of the travelling trolley 1, and each hanging basket is connected with the traction trolley 1 through a front hanging point and a rear hanging point;
the left hanging basket 2 and the right hanging basket 2 are connected through a front fixed connecting rod and a rear fixed connecting rod;
the hanging basket 2 comprises a hanging basket frame 21, a front hanging basket hoister 22 and a rear hanging basket hoister 22 are arranged on the hanging basket frame 21, a rope collector 23 is correspondingly arranged below each hanging basket hoister 22, a hoisting steel wire rope 24 is arranged on each hanging basket hoister 22, one end of each hoisting steel wire rope 24 is connected with a corresponding hoisting tool 16 on the traction trolley 1, and the other end of each hoisting steel wire rope 24 is connected with a rope collector shaft corresponding to the rope collector 23;
the hanging basket elevator 22 is also provided with a safety steel wire rope, and the fixing and connecting mode of the safety steel wire rope is the same as that of the lifting steel wire rope and is a standby rope of the lifting steel wire rope;
the top of the hanging basket frame 21 is provided with a front anti-tilting safety lock 25 and a rear anti-tilting safety lock 25 which are used for preventing the hanging basket from tilting;
a plurality of directional casters 26 are arranged at the bottom of the hanging basket frame 21;
a rope-collecting device stop lever 27 is arranged outside the rope-collecting device 23.
The utility model discloses a dolly walking and hanging flower basket lift are realized with the operating procedure to following specific installation to the realization is to the detection and the maintenance of main push-towing rope and hoist cable:
1. the method comprises the following steps that a traction steel wire rope and a safety steel wire rope are drawn to the tops of towers at two ends by an auxiliary traction steel wire and are fixedly connected with a tower body fastening device, and detachable guide wheels are arranged at the positions of handrail rope clamps at equal intervals (such as 2-3 clamps) to guide the traction steel wire rope and the safety steel wire rope;
2. the trolley is arranged on the main cable at the lowest position of the main cable of the bridge floor by means of the mounting beam, the travelling wheels of the trolley are placed on the handrail ropes on the two sides of the main cable, and the distance between the two pairs of travelling wheels is adjusted to be suitable for the distance between the handrail ropes; connecting a hoisting machine and a safety lock on a traction steel wire rope and a safety steel wire rope, locking the safety lock, buckling an anti-drop rope pulley, and connecting power supply cables of a traction trolley and a hanging basket;
3. constructors carry necessary tools to enter the hanging baskets at the two sides, pay attention to the fact that the balance weights at the two sides are basically balanced, and the weight difference between the two hanging baskets is controlled to be within 50 Kg;
4. tightening the hoisting steel wire ropes of the hanging baskets, keeping the two hanging baskets at the highest position, then opening the trolley advancing control switch to enable the traction trolley to move upwards along the handrail rope, closing the walking control switch after the traction trolley moves to a working position, and automatically locking the traction trolley at the working position;
5. if the working surface is a main cable or a cable clamp, the hanging baskets do not need to be descended, at the moment, the workers of the two hanging baskets cooperate, firstly, 2 safe fixed connecting rods with one end connected to one hanging basket are connected with the other hanging basket, so that the two hanging baskets form a whole, the rigidity and the stability are ensured, and then the detection or maintenance operation is started;
6. if the working surface is a sling, the traction trolley needs to travel to the sling position and be locked, so that the sling cable body is in the middle position of the two hanging baskets, then workers in the hanging baskets on the two sides operate the control switches to descend the hanging baskets to the sling working position, then the two hanging baskets are connected through the safety fixed connecting rod, the hanging baskets on the two sides and the sling cable body are tightly bound through two chains respectively, so that the stability of the hanging baskets is enhanced, and finally related operation is started;
7. after the operation is finished, the binding chain (the hanging basket does not need to be bound by the chain when the hanging basket is at the highest position) and the safety fixing connecting rod are loosened, the hanging basket lifting control switch is turned on, the hanging basket is lifted to the highest position (the step is omitted when the working surface is at the highest position), the hanging basket control switch is turned off to lock the hanging basket, the traction trolley control switch is turned on, the trolley is made to travel to the next working surface, and the operation is repeated.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a suspension bridge main push-towing rope and hoist cable detect and maintain and use planetary walking dolly which characterized in that: the tower crane comprises a traction trolley (1) and a hanging basket (2), wherein the traction trolley (1) is arranged on handrail steel wire ropes on two sides of a main cable between a front tower body and a rear tower body, and the hanging basket (2) is hung below the traction trolley (1);
the traction trolley (1) comprises a trolley frame (11), wherein a left group of walking wheels and a right group of walking wheels (12) are arranged at the bottom of the trolley frame (11), the left group of walking wheels and the right group of walking wheels (12) are respectively arranged on handrail steel wire ropes on two sides of a main cable between a front tower body and a rear tower body, a hoisting machine (13) is arranged in the middle of the trolley frame (11), a traction steel wire rope (14) is arranged on the hoisting machine (13), the traction steel wire rope (14) is connected and arranged between the front tower body and the rear tower body, two hoisting point cross beams (15) are arranged on the trolley frame (11) in a front-back parallel;
the hanging basket (2) comprises a hanging basket frame (21), a front hanging basket hoister (22) and a rear hanging basket hoister (22) are arranged on the hanging basket frame (21), a rope collecting device (23) is correspondingly arranged below each hanging basket hoister (22), hoisting steel wire ropes (24) are arranged on the hanging basket hoists (22), one ends of the hoisting steel wire ropes (24) are connected with corresponding hoisting devices (16) on the traction trolley (1), and the other ends of the hoisting steel wire ropes are connected with the corresponding rope collecting devices (23).
2. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 1, wherein: the number of the lifting machines (13) is two, and the two lifting machines (13) are oppositely arranged left and right.
3. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 2, wherein: and a safety lock is arranged on one side of each lifting machine (13), and the safety locks and the lifting machines (13) are installed in pairs.
4. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 1, wherein: the outer surface of the travelling wheel (12) is provided with a groove.
5. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 1, wherein: the front side and the rear side of the frame (11) are provided with guide wheels (17), and the positions of the guide wheels (17) correspond to the positions of the traction steel wire ropes (14) or the safety steel wire ropes.
6. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 1, wherein: and the front end and the rear end of the frame (11) are provided with an anti-collision device and a limit switch.
7. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 1, wherein: every walking wheel (12) all corresponds and is provided with an anticreep rope sheave, the anticreep rope sheave passes through hinged joint and sets up in walking wheel (12) below.
8. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 1, wherein: the hanging basket (2) has two, and two hanging baskets (2) are hung respectively and are arranged in the left and right sides of the traction trolley (1), and every hanging basket is connected with the traction trolley (1) through two front and back hoisting points.
9. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 8, wherein: the left and the right hanging baskets (2) are connected by a front and a rear fixed connecting rods.
10. The planetary walking trolley for detecting and maintaining the main cable and the sling of the suspension bridge as claimed in claim 1, wherein: the top of the hanging basket frame (21) is provided with a front anti-tilting safety lock (25) and a rear anti-tilting safety lock (25).
CN202020765080.0U 2020-05-11 2020-05-11 Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge Active CN212533725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020765080.0U CN212533725U (en) 2020-05-11 2020-05-11 Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020765080.0U CN212533725U (en) 2020-05-11 2020-05-11 Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge

Publications (1)

Publication Number Publication Date
CN212533725U true CN212533725U (en) 2021-02-12

Family

ID=74539418

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020765080.0U Active CN212533725U (en) 2020-05-11 2020-05-11 Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge

Country Status (1)

Country Link
CN (1) CN212533725U (en)

Similar Documents

Publication Publication Date Title
CN102267664B (en) Method for installing bridge crane using load-supporting roof beam for hoisting and usage thereof
CN101804944B (en) Device for exchanging wire rope of gantry crane
CN110240048A (en) A kind of external attached type skyscraper goods jack system
CN202879487U (en) Transfer carriage in steel box
CN106144929A (en) One population hoist device and construction method
CN212533725U (en) Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge
CN102837705B (en) Traveling bogie in steel box
CN110758421B (en) Vehicle maintenance vehicle suitable for air rail transit system
CN211141352U (en) Combined type track dismantling device used in shield construction method
CN111549662A (en) Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge
CN206654670U (en) A kind of safe lifting machine for building
CN204530513U (en) The manned maintenance Hanging Basket of suspension cable
CN212335760U (en) Suspension bridge main push-towing rope overhauls device
CN201670704U (en) Gantry crane cable wire replacing device
CN214141300U (en) Special double-beam bridge crane for metallurgy
CN211078211U (en) Traveling system of load traveling cable crane
CN211034929U (en) Double-beam bridge crane
CN211769751U (en) Hanging beam device for lifting double overhead travelling cranes
CN210713752U (en) High-altitude operation construction hanging basket capable of moving in three-dimensional space
CN213141196U (en) Be applied to steel beam bridge structure of subway station gantry crane
CN213896722U (en) Modular assembling protection pocket bottom platform for front supporting point guyed cradle
CN214192355U (en) Crane with safety protection function
CN212769511U (en) LDP dolly of restricting down in two-sided
CN212687392U (en) Cable crane hoisting device for bridge erection
CN212050425U (en) Special hanging flower basket of cable crane haulage rope blind area maintenance

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant