Assembly and disassembly tooling and method for rapid track replacement of beam bottom inspection vehicle

Abstract

The application discloses a kind of for beam bottom inspection car track quick replacement assembly and disassembly tool and method, including connection sliding mechanism, temporary lifting point mechanism and manned sling basket, the upper end of the connection sliding mechanism is slidably arranged on the track of inspection car, and the lower end of the connection sliding mechanism is movably fixed on the new track to be replaced;The temporary lifting point mechanism is used to install and fix hand chain block;The manned sling basket is slidably arranged on the track of inspection car, and the inner side end of the manned sling basket is also provided with track sliding assembly, and the other end of the track sliding assembly is movably connected with the track to be carried;The connection sliding mechanism is provided with several groups, which include two oppositely arranged sliding plates, two long rollers are installed between the two sliding plates through a first bearing, a first fixed plate is fixed inside the sliding plate, and the first fixed plate is located below the long roller.The application has the advantages of high working efficiency and convenient operation.

Description

Technical Field

[0001] The present invention relates to the technical field of bridge construction equipment, and in particular to an assembly and disassembly tool and method for quickly replacing tracks of a beam bottom inspection vehicle. Background Art

[0002] To ensure bridge and vehicle safety, the maintenance and repair of the primary load-bearing structures of arch bridges is essential. The associated inspection and repair equipment is indispensable. Safe and reliable inspection and repair equipment provides a safe and reliable means of repairing operational bridges.

[0003] In the existing technology, an arch bridge inspection vehicle is usually used to inspect and repair steel truss arch bridges. However, there is currently no good replacement process for the inspection vehicle track at the bottom of the beam near the bridge pier after it is damaged. Either the replacement cost is high or it is impossible to replace it. Especially in rivers and seas where there is no land available at the bottom of the beam, the replacement is difficult. In the past, there was no way to replace the inspection vehicle track at the bottom of the beam after it was damaged. Since a large number of machines and equipment were required, the construction cost was very high and it was very restricted by the on-site working conditions. The material transportation and personnel going up and down were very cumbersome, the construction efficiency was very low, and the safety protection of personnel going up and down was not guaranteed. Summary of the Invention

[0004] The purpose of the present invention is to overcome the deficiencies of the prior art and provide an assembly and disassembly tool and method for quickly replacing the rails of a beam bottom inspection vehicle, thereby solving the above-mentioned defects.

[0005] The object of the present invention is achieved through the following technical solutions:

[0006] An assembly and disassembly tool for quickly replacing the track of a beam bottom inspection vehicle, comprising:

[0007] A connecting sliding mechanism, a temporary lifting point mechanism and a manned hanging basket, wherein the upper end of the connecting sliding mechanism is slidingly set on the inspection vehicle track, and the lower end of the connecting sliding mechanism is movably fixed on the new track to be replaced; the temporary lifting point mechanism is used to install and fix the hand winch; the manned hanging basket is slidingly set on the inspection vehicle track, and the inner end of the manned hanging basket is also provided with a track sliding assembly, and the other end of the track sliding assembly is movably connected to the track to be transported.

[0008] In one or more embodiments of the present invention, the connecting sliding mechanism is provided with several groups, which include two relatively arranged sliding plates, two long rollers are installed between the two sliding plates through a first bearing, a first fixed plate is fixed on the inner side of the sliding plate, and the first fixed plate is located on the lower side of the long roller, and two first short rollers are installed on the inner side of the sliding plate through a second bearing, and the first short rollers are located on the upper side of the long roller.

[0009] In one or more embodiments of the present invention, at least two first fixing holes are formed on the first fixing plate, and a plurality of second fixing holes are formed on the new rail to be replaced, and the first fixing holes and the second fixing holes are movably fixed by bolts.

[0010] In one or more embodiments of the present invention, the inspection vehicle track is formed by connecting several tracks, and a fixed seat is fixed at the upper end of the connection of each track; the temporary lifting point mechanism is installed on the fixed seat, and the temporary lifting point mechanism includes four main boards clamped on both sides of the fixed seat, and the extended ends of the corresponding two main boards are fixed with a cross seat, and several lifting plates are fixed on the cross seat, and the hand hoist is movably installed on the lifting plate.

[0011] In one or more embodiments of the present invention, the manned hanging basket is fixed by a number of horizontal bars and vertical bars, and its upper side is an opening. Two oppositely arranged connecting plates are respectively mounted and fixed on the two horizontal bars at the opening. Connecting ear plates are fixed on the connecting plates by bolts. A sliding roller is installed on the inner side of the upper end of the connecting ear plate through a third bearing, and the sliding roller is slidably set on the inspection vehicle track.

[0012] In one or more embodiments of the present invention, a second fixing plate is further fixed on the crossbar, the second fixing plate is located between the two connecting plates, and two positioning studs are screwed onto the second fixing plate.

[0013] In one or more embodiments of the present invention, the track sliding assembly includes two lifting plate clamping plates fixed to the outer end of the second fixed plate, the other end of the lifting plate clamping plate is provided with a connecting hole, a pulley seat is fixed to the lifting plate clamping plate, and a guide roller is installed on the pulley seat through a rotating shaft; a first fixed pulley plate is fixed to the lifting plate clamping plate, a first lifting pulley plate is fixed to the inner side of the upper end of the first fixed pulley plate, two first sliding wheels are installed on the inner side of the first lifting pulley plate through a fourth bearing, the first sliding wheels are slidably set on the inspection vehicle track, and a long strip plate is fixed between the two first fixed pulley plates.

[0014] In one or more embodiments of the present invention, the assembly and disassembly tool also includes a fixed pulley assembly, which includes a strip plate fixed to the inspection vehicle track by bolts, a second fixed pulley plate fixed on the strip plate, a second lifting pulley plate fixed to the inner side of the lower end of the second fixed pulley plate, two second sliding wheels are installed on the inner side of the second lifting pulley plate through a fifth bearing, and the second sliding wheels are slidably set on the damaged track.

[0015] In one or more embodiments of the present invention, the track lifting assembly includes a strip fixed on the new track, a lifting connecting plate is fixed on the strip, the lower ends of the two lifting connecting plates are in contact and fixed by bolts, and a lifting connecting hole is opened at the outer end of the lifting connecting plate.

[0016] A method for assembling and disassembling a tool for quickly replacing rails of a beam bottom inspection vehicle comprises the following steps:

[0017] S1. First, connect the new track to the inspection vehicle track as a whole using a connecting sliding mechanism, and slide the manned basket onto the inspection vehicle track. Then, connect the manned basket to the new track using a track sliding assembly. Then, use a hand chain hoist to pull the manned basket and the new track to slide on the inspection vehicle track until the new track slides to the lower side of the track to be damaged. Then, separate the track sliding assembly from the new track.

[0018] S2. Install a temporary lifting point mechanism on the fixed seat, then install a hand chain hoist on the temporary lifting point mechanism, install the track lifting assembly on the new track, then fix the action end of the hand chain hoist to the track lifting assembly, fix the fixed pulley assembly to the inspection vehicle track, then loosen the fixing bolts of the damaged track, and then use the hand chain hoist to lower the damaged track. After it is lowered to the appropriate position, connect the manned hanging basket and the damaged track through the track sliding assembly, and then fix a connecting sliding mechanism at the other end of the damaged track. Then, the construction workers use the manned hanging basket to drag the damaged track away from the inspection vehicle track;

[0019] S3. Slide out the connecting sliding mechanism on the new track, then drive the new track upwards by the hand hoist until it reaches the specified position, and then fix the two ends of the new track to the fixing seat by bolts.

[0020] Beneficial effects of the present invention:

[0021] The present invention proposes an assembly and disassembly tool and method for quickly replacing the rail of a beam bottom inspection vehicle, which can quickly replace the damaged rail. First, the new rail is connected to the inspection vehicle rail as a whole by a connecting sliding mechanism, and the manned hanging basket is slidably set on the inspection vehicle rail. Then, the manned hanging basket and the new rail are connected by a rail sliding assembly. Hand hoists can be set at both ends of the rail to form the power of the manned hanging basket. The manned hanging basket and the new rail are pulled by the hand hoist to slide on the inspection vehicle rail until the new rail is slid to the lower side of the damaged rail, and then the rail sliding assembly is separated from the new rail; a temporary lifting point mechanism is installed on the fixed seat, and then a hand hoist is installed on the temporary lifting point mechanism, and a rail lifting assembly is installed on the new rail, and then the action end of the hand hoist is fixed to the rail lifting assembly, and the fixed pulley assembly is fixed to the inspection vehicle rail, and then the fixing bolts of the damaged rail are loosened, and then the damaged rail is lowered by the hand hoist. After it is lowered to the appropriate position, it is lowered by the rail The track sliding assembly connects the manned hanging basket and the damaged track, and then fixes a set of connecting sliding mechanisms at the other end of the damaged track, and then the construction workers use the manned hanging basket to drag the damaged track away on the inspection vehicle track; the connecting sliding mechanism on the new track is slid out, and then the new track is driven upward by a hand winch until it reaches the specified position and the two ends of the new track are fixed to the fixed seat by bolts; the operation of this tool is not difficult, and its workers can get started quickly, and can move personnel, tools and materials without the help of other equipment, so that personnel do not need to frequently move tools, thereby speeding up construction efficiency; the tool is simple to operate, has low requirements for maintenance personnel, and has low manufacturing cost. It can also be recycled and reused, and this tool can realize mobile operations; the tool makes it easy for the manned hanging basket to move on the track, and hand winches can be set at both ends of the track to form the power of the manned hanging basket, so that there is no need to install a motor and power supply separately on the manned hanging basket, thereby reducing the weight of the manned hanging basket. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the present invention;

[0023] Figure 2 yes Figure 1 A magnified view of point A in the figure;

[0024] Figure 3 yes Figure 1 Enlarged view of point B in FIG.

[0025] Figure 4 yes Figure 1 Enlarged view of point C in the figure;

[0026] Figure 5 yes Figure 1 The enlarged view of point D in the figure;

[0027] Figure 6yes Figure 1 Enlarged view of point E in . DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0029] In this embodiment, Figures 1 to 6 As shown, a mounting and disassembly tool for quickly replacing the track of a beam bottom inspection vehicle comprises a connecting sliding mechanism, a temporary lifting point mechanism and a manned hanging basket 1. The upper end of the connecting sliding mechanism is slidingly set on the inspection vehicle track 2, and the lower end of the connecting sliding mechanism is movably fixed on the new track 3 to be replaced; the temporary lifting point mechanism is used to install and fix a hand winch; the manned hanging basket 1 is slidingly set on the inspection vehicle track 2, and the inner end of the manned hanging basket 1 is also provided with a track sliding assembly, and the other end of the track sliding assembly is movably connected to the track to be transported.

[0030] In this embodiment, the cross-sectional structures of the inspection vehicle track 2 and the new track 3 are consistent, both being an "I"-shaped structure, which includes an upper plate, a lower plate and a vertical plate. The vertical plate is used to connect the upper plate and the lower plate, and the connecting sliding mechanism is slidably arranged on the upper and lower sides of the lower plate.

[0031] In one or more embodiments of the present invention, the connecting sliding mechanism is provided with several groups, which include two relatively arranged sliding plates 4, two long rollers 5 are installed between the two sliding plates 4 through a first bearing, a first fixed plate 6 is fixed on the inner side of the sliding plate 4, and the first fixed plate 6 is located on the lower side of the long roller 5, and two first short rollers 7 are installed on the inner side of the sliding plate 4 through a second bearing, and the first short rollers 7 are located on the upper side of the long roller 5.

[0032] In this embodiment, the first fixing plate 6 is fixed to the lower side of the upper plate of the new track 3 by bolts, the long roller 5 is adapted to the lower side surface of the lower plate of the damaged track, and the first short roller 7 is adapted to the upper side surface of the lower plate of the damaged track.

[0033] In the embodiment, the connecting sliding mechanism is arranged to facilitate the sliding of the new track 3 under the damaged track, and the connecting sliding mechanism is arranged to have a support point and a sliding point at the rear end of the damaged track when the damaged track is removed outward.

[0034] In one or more embodiments of the present application, at least two first fixing holes are formed in the first fixing plate 6, and a plurality of second fixing holes are formed in the new track 3 to be replaced, and the first fixing holes and the second fixing holes are movably fixed by bolts.

[0035] In the embodiment, the first fixing plate 6 is fixed by bolts to facilitate the movable fixing of the connecting sliding mechanism for replacement and disassembly.

[0036] In one or more embodiments of the present application, the track 2 of the inspection vehicle is connected by a plurality of tracks, and a fixed seat 8 is fixed at the upper end of the connection of each track; the temporary lifting point mechanism is installed on the fixed seat 8, and the temporary lifting point mechanism includes four main plates 9 clamped on both sides of the fixed seat 8, and the extension ends of the corresponding two main plates 9 are fixed with a cross seat 10, and a plurality of lifting plates 11 are fixed on the cross seat 10, and a hand-operated hoist is movably installed on the lifting plate 11.

[0037] In the embodiment, the hand-operated hoist is of existing technology, and its structure is not described here; the fixed seat 8 includes a lower base plate and an upper base plate, the length of the upper base plate is less than the length of the lower base plate, a trapezoidal plate is fixed between the upper base plate and the lower base plate, a center line of the trapezoidal plate is fixed with a partition plate, the main plate 9 is clamped in the area formed by the lower base plate, the upper base plate and the partition plate, and extends outward, and a clamping plate is clamped on the partition plate, and the clamping plate is used to limit the main plate 9.

[0038] In one or more embodiments of the present application, the manned basket 1 is fixed by a plurality of horizontal rods and vertical rods, and the upper side is open, two horizontally arranged connecting plates 12 are respectively sleeved and fixed on the two horizontal rods at the opening, connecting ear plates 13 are fixed on the connecting plates 12 by bolts, sliding rollers 14 are installed on the inner side of the upper end of the connecting ear plates 13 through third bearings, and the sliding rollers 14 are slidingly arranged on the track 2 of the inspection vehicle.

[0039] In the embodiment, the manned basket 1 is used for carrying people and tools, the sliding rollers 14 are slidingly arranged on the upper side of the lower plate of the track 2 of the inspection vehicle, and the sliding rollers 14 are arranged to facilitate the movement of the manned basket 1 on the track, and the hand-operated hoists can be arranged at both ends of the track to form the power of the manned basket, so that it is not necessary to separately install a motor and a power supply on the manned basket, thereby reducing the weight of the manned basket 1 and the damage rate of the motor.

[0040] In one or more embodiments of the present invention, a second fixing plate 15 is further fixed on the crossbar. The second fixing plate 15 is located between the two connecting plates 12 . Two positioning studs 16 are screwed onto the second fixing plate 15 .

[0041] In this embodiment, by providing the positioning studs 16 , when the manned hanging basket 1 needs to stay at a position, the extended end of the positioning studs 16 abuts against the lower side of the lower plate of the inspection vehicle track 2 , thereby forming a limit.

[0042] In one or more embodiments of the present invention, the track sliding assembly includes two lifting plate clamping plates 17 fixed to the outer end of the second fixed plate 15, and the other end of the lifting plate clamping plate 17 is provided with a connecting hole, and a pulley seat 18 is fixed on the lifting plate clamping plate 17, and a guide roller 19 is installed on the pulley seat 18 through a rotating shaft; a first fixed pulley plate 20 is fixed on the lifting plate clamping plate 17, and a first lifting pulley plate 21 is fixed on the inner side of the upper end of the first fixed pulley plate 20, and two first sliding wheels 22 are installed on the inner side of the first lifting pulley plate 21 through a fourth bearing, and the first sliding wheel 22 is slidably set on the inspection vehicle track 2, and a long strip plate 23 is fixed between the two first fixed pulley plates 20.

[0043] In this embodiment, the second fixing plate 15 and the lifting plate clamping plate 17 are fixed by bolts or welding. By bolting, the track sliding assembly and the manned basket can be disassembled; the guide roller 19 is adapted to the lower side of the lower plate of the inspection vehicle track 2, and the first sliding wheel 22 is adapted to the upper side of the lower plate of the inspection vehicle track 2. A point of the lifting plate clamping plate 17 is movably connected to the new track 3 or the damaged track by bolts, so that the manned basket can drive the new track 3 or the damaged track to move.

[0044] In one or more embodiments of the present invention, the assembly and disassembly tool also includes a fixed pulley assembly, which includes a strip plate 24 fixed to the inspection vehicle track 2 by bolts, and a second fixed pulley plate 25 is fixed on the strip plate 24. A second lifting pulley plate 26 is fixed to the inner side of the lower end of the second fixed pulley plate 25, and two second sliding wheels 27 are installed on the inner side of the second lifting pulley plate 26 through a fifth bearing. The second sliding wheel 27 is slidably set on the damaged track.

[0045] In this embodiment, by setting up a fixed pulley assembly, the damaged track provides a central sliding support point when it moves following the manned basket 1; the strip plate 24 is fixed to the upper side of the lower plate of the inspection vehicle track 2, and the second sliding wheel 27 is fixed to the lower side of the upper plate of the damaged track.

[0046] In one or more embodiments of the present invention, the track lifting assembly includes a strip plate 28 fixed on the new track 3, and a lifting connecting plate 29 is fixed on the strip plate 28. The lower ends of the two lifting connecting plates 29 are in contact and fixed by bolts, and a lifting connection hole is opened at the outer end of the lifting connecting plate 29.

[0047] In this embodiment, the strip plate 28 is fixed to the upper side of the lower plate of the new track 3, and the lifting connection hole is used to movably connect the output end of the hand chain hoist.

[0048] A method for assembling and disassembling a tool for quickly replacing rails of a beam bottom inspection vehicle comprises the following steps:

[0049] S1. First, connect the new track 3 to the inspection vehicle track 2 as a whole using a connecting sliding mechanism, and slide the manned hanging basket 1 onto the inspection vehicle track 2. Then, connect the manned hanging basket 1 to the new track 3 using the track sliding assembly. Then, use the hand chain hoist to pull the manned hanging basket 1 and the new track 3 to slide on the inspection vehicle track 2 until the new track 3 slides to the lower side of the damaged track. Then, separate the track sliding assembly from the new track 3.

[0050] S2. Install a temporary lifting point mechanism on the fixed seat 8, then install a hand chain hoist on the temporary lifting point mechanism, install a track lifting assembly on the new track 3, then fix the action end of the hand chain hoist to the track lifting assembly, fix the fixed pulley assembly to the inspection vehicle track 2, then loosen the fixing bolts of the damaged track, and then lower the damaged track by the hand chain hoist. After it is lowered to the appropriate position, connect the manned hanging basket 1 and the damaged track through the track sliding assembly, and then fix a connecting sliding mechanism at the other end of the damaged track. Then, the construction workers use the manned hanging basket to drag the damaged track away from the inspection vehicle track 2;

[0051] S3. Slide and remove the connecting sliding mechanism on the new track 3, then drive the new track 3 upward by the hand hoist until it reaches the specified position, and then fix the two ends of the new track 3 to the fixing seat 8 by bolts.

[0052] Working principle of the present invention:

[0053] Firstly, the new track 3 is connected with the inspection car track 2 as a whole by the connecting sliding mechanism, and the manned basket 1 is slidably arranged on the inspection car track 2, then the manned basket 1 is connected with the new track 3 through the track sliding assembly, a hand-operated hoist can be arranged at both ends of the track, so as to form the power of the manned basket 1, the manned basket 1 and the new track 3 are pulled to slide on the inspection car track 2 by the hand-operated hoist, until the new track 3 is slid to the lower side of the damaged track, then the track sliding assembly is separated from the new track 3; the temporary lifting point mechanism is installed on the fixed seat 8, then the hand-operated hoist is installed on the temporary lifting point mechanism, the track lifting assembly is installed on the new track 3, then the action end of the hand-operated hoist is fixed on the track lifting assembly, the fixed pulley assembly is fixed on the inspection car track 2, then the fixing bolts of the damaged track are loosened, then the damaged track is lowered by the hand-operated hoist, after the damaged track is lowered to a proper position, the manned basket 1 is connected with the damaged track through the track sliding assembly, then a set of connecting sliding mechanisms are fixed at the other end of the damaged track, then the damaged track is dragged away from the inspection car track 2 by the construction personnel in the manned basket; the connecting sliding mechanism on the new track 3 is slid out, then the new track 3 is driven upward by the hand-operated hoist, until the two ends of the new track 3 are fixed on the fixed seat 8 by the bolts.

[0054] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, or the orientation or positional relationship commonly understood by those skilled in the art, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only used for differentiation and cannot be understood as indicating or implying relative importance. In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "arranged", "connected" and the like should be understood in a broad sense, for example, "connected" can be fixedly connected, or detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. A tool for quickly replacing the track of a beam bottom inspection vehicle, characterized in that: include: A connecting sliding mechanism, a temporary hanging point mechanism and a manned hanging basket (1), wherein the upper end of the connecting sliding mechanism is slidingly arranged on the inspection vehicle track (2), and the lower end of the connecting sliding mechanism is movably fixed on the new track (3) to be replaced; the temporary hanging point mechanism is used to install and fix a hand chain hoist; the manned hanging basket (1) is slidingly arranged on the inspection vehicle track (2), and the inner side end of the manned hanging basket (1) is also provided with a track sliding component, and the other end of the track sliding component is movably connected to the track to be transported; a track lifting component is provided on the damaged track, and the output end of the hand chain hoist is movably connected to the track lifting component.

2. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 1, characterized in that: The connecting sliding mechanism is provided with a plurality of groups, which include two sliding plates (4) arranged opposite to each other, two long rollers (5) are installed between the two sliding plates (4) via a first bearing, a first fixed plate (6) is fixed on the inner side of the sliding plate (4), and the first fixed plate (6) is located on the lower side of the long roller (5), and two first short rollers (7) are installed on the inner side of the sliding plate (4) via a second bearing, and the first short rollers (7) are located on the upper side of the long roller (5).

3. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 2, characterized in that: At least two first fixing holes are provided on the first fixing plate (6), and a plurality of second fixing holes are provided on the new track (3) to be replaced, and the first fixing holes and the second fixing holes are movably fixed by bolts.

4. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 1, characterized in that: The inspection vehicle track (2) is formed by connecting a plurality of tracks, and a fixed seat (8) is fixed to the upper end of the connection of each track; the temporary hanging point mechanism is installed on the fixed seat (8), and the temporary hanging point mechanism includes four main boards (9) clamped on both sides of the fixed seat (8), and the extension ends of the corresponding two main boards (9) are fixed with a cross seat (10), and a plurality of lifting plates (11) are fixed on the cross seat (10), and the hand hoist is movably installed on the lifting plate (11).

5. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 1, characterized in that: The manned hanging basket (1) is formed by fixing a plurality of horizontal bars and vertical bars, and has an opening on its upper side. Two oppositely arranged connecting plates (12) are respectively fixed on the two horizontal bars at the opening. A connecting ear plate (13) is fixed on the connecting plate (12) by bolts. A sliding roller (14) is installed on the inner side of the upper end of the connecting ear plate (13) through a third bearing. The sliding roller (14) is slidably arranged on the inspection vehicle track (2).

6. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 5, characterized in that: A second fixing plate (15) is also fixed on the crossbar. The second fixing plate (15) is located between the two connecting plates (12). Two positioning studs (16) are screwed onto the second fixing plate (15).

7. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 6, characterized in that: The track sliding assembly includes two lifting plate clamping plates (17) fixed to the outer ends of the second fixed plate (15), the other end of the lifting plate clamping plate (17) is provided with a connecting hole, a pulley seat (18) is fixed on the lifting plate clamping plate (17), and a guide roller (19) is installed on the pulley seat (18) through a rotating shaft; a first fixed pulley plate (20) is fixed on the lifting plate clamping plate (17), a first lifting pulley plate (21) is fixed on the inner side of the upper end of the first fixed pulley plate (20), two first sliding wheels (22) are installed on the inner side of the first lifting pulley plate (21) through a fourth bearing, the first sliding wheels (22) are slidably set on the inspection vehicle track (2), and a long strip plate (23) is fixed between the two first fixed pulley plates (20).

8. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 1, characterized in that: The assembly and disassembly tool further includes a fixed pulley assembly, the fixed pulley assembly including a strip plate (24) fixed to the inspection vehicle track (2) by bolts, a second fixed pulley plate (25) fixed to the strip plate (24), a second lifting pulley plate (26) fixed to the inner side of the lower end of the second fixed pulley plate (25), two second sliding wheels (27) are installed on the inner side of the second lifting pulley plate (26) through a fifth bearing, and the second sliding wheels (27) are slidably arranged on the damaged track.

9. The assembly and disassembly tool for rapid track replacement of a beam bottom inspection vehicle according to claim 1, characterized in that: The track lifting assembly comprises a strip plate (28) fixed on the new track (3), a lifting connection plate (29) being fixed on the strip plate (28), the lower side ends of the two lifting connection plates (29) being in contact with each other and fixed by bolts, and a lifting connection hole being provided at the outer end of the lifting connection plate (29).

10. A method for assembling and disassembling a tool for quickly replacing rails of a beam bottom inspection vehicle according to any one of claims 1 to 9, comprising the following steps: S1. First, the new track (3) is connected to the inspection vehicle track (2) as a whole by a connecting sliding mechanism, and the manned hanging basket (1) is slidably set on the inspection vehicle track (2), and then the manned hanging basket (1) and the new track (3) are connected by a track sliding assembly, and then the manned hanging basket (1) and the new track (3) are pulled by a hand hoist to slide on the inspection vehicle track (2) until the new track (3) is slid to the lower side of the track to be damaged, and then the track sliding assembly is separated from the new track (3); S2. Install a temporary lifting point mechanism on the fixed seat (8), then install a hand chain hoist on the temporary lifting point mechanism, install a track lifting assembly on the new track (3), then fix the action end of the hand chain hoist on the track lifting assembly, fix the fixed pulley assembly on the inspection vehicle track (2), then loosen the fixing bolts of the damaged track, and then lower the damaged track by the hand chain hoist. After it is lowered to a suitable position, connect the manned hanging basket (1) and the damaged track through the track sliding assembly, and then fix a connecting sliding mechanism at the other end of the damaged track, and then the construction personnel use the manned hanging basket to drag the damaged track away from the inspection vehicle track (2); S3. Slide and remove the connecting sliding mechanism on the new track (3), then drive the new track (3) upward by the hand hoist until it reaches the specified position, and then fix the two ends of the new track (3) to the fixing seat (8) by bolts.

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