CN110130230B - Construction method for installing sound barrier by automatic traveling lifting lane-changing type trolley - Google Patents
Construction method for installing sound barrier by automatic traveling lifting lane-changing type trolley Download PDFInfo
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- CN110130230B CN110130230B CN201910551565.1A CN201910551565A CN110130230B CN 110130230 B CN110130230 B CN 110130230B CN 201910551565 A CN201910551565 A CN 201910551565A CN 110130230 B CN110130230 B CN 110130230B
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- 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
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
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Abstract
The invention discloses the technical field of sound barrier installation, in particular to a construction method for installing a sound barrier by an automatic traveling lifting lane-changing type trolley, which comprises the steps of setting the automatic traveling lifting lane-changing type trolley, adjusting the width of an operation platform, installing a sound barrier component in a first area, installing a sound barrier component in an adjacent area and integrally installing the sound barrier, and by the adoption of the construction method, the problems that the time and labor are wasted when a temporary platform is erected when the traditional truck crane lifting sound barrier component is matched with a scaffold for construction are solved, and the temporary platform needs to be frequently dismantled and modified when construction with different bridge floor widths is carried out; rely on the manual work to apply external force in arresting gear when truck crane hoist and mount sound barrier subassembly cooperation track crane and flatbed are under construction, braking effect is poor, easily takes place the problem of incident, makes the operation personnel can standardize the efficient and carries out the installation of sound barrier, reduces scaffold material cost, handling cost and many times dismouting time cost, improves the operation platform reliability, and is safe high-efficient, labour saving and time saving's effect.
Description
Technical Field
The invention relates to the technical field of sound barrier installation, in particular to a construction method for installing a sound barrier by an automatic walking lifting lane-changing type trolley.
Background
The existing sound barrier installation and construction methods mainly comprise the following two methods: firstly, hoisting all parts of the sound barrier by using a truck crane, and constructing by matching with a temporary platform which is built by a scaffold. Secondly, hoisting all parts of the sound barrier to the upper bridge by using a truck crane, and installing the sound barrier along the track crane and the flat car in a matching way.
If the two sound barrier mounting methods are adopted for construction, the first method is easy to cause road traffic jam, and the temporary platform needs to be disassembled and assembled along the sound barrier mounting line for many times, so that time and labor are wasted. The second type is that external force is applied to the braking device manually, and friction force is generated between the braking device and the walking wheels for braking, so that the braking effect is poor, and safety accidents are easy to happen; moreover, the installation platform is easy to overturn and change in bridge width during high-altitude operation, and needs to be frequently dismantled and modified during construction of different bridge deck widths; the roads on the two sides of the overhead line sound barrier are busy in traffic, the overlapped operation on the track line is more, the track crane and the flat car cannot be effectively avoided before the track running area is opened, and the alternate operation between the working procedures cannot be coordinated; after the rail running area is opened, the rail vehicles on the line are difficult to avoid, and one truck crane is always prepared for line replacement.
Disclosure of Invention
The invention aims to overcome the defects that the time and labor are wasted when a temporary platform is built when a truck crane hoisting sound barrier component is matched with a scaffold for construction, and the temporary platform needs to be frequently dismantled and modified when the construction is carried out on different bridge floor widths in the prior art; the construction method for installing the sound barrier by the automatic walking lifting channel-changing type trolley is provided.
In order to achieve the above purpose, the invention provides the following technical scheme:
a construction method for installing a sound barrier by an automatic walking lifting lane-changing type trolley comprises the following steps:
s100, arranging an automatic traveling lifting lane-changing type trolley, and arranging the automatic traveling lifting lane-changing type trolley on an operation track needing to be provided with a sound barrier;
s200, adjusting the width of the operation platform, namely adjusting the width of the operation platform by controlling the extending amount of a movable plate of the operation platform on the automatic walking lifting lane-changing type trolley relative to the two sides of a fixed plate of the operation platform according to the width of the bridge, so as to realize the width adjustment of the operation platform;
s300, installing a sound barrier assembly in a first area, positioning the operation platform in the first area of the operation track through a braking module of the automatic traveling lifting lane-changing type trolley, hoisting the sound barrier assembly to an installation position through a hoisting module of the automatic traveling lifting lane-changing type trolley, and then installing the sound barrier assembly in the first area;
s400, installing sound barrier components of adjacent areas, driving the automatic walking lifting track-changing type trolley to move forward by one working platform length along the track direction, adjusting the width of the working platform, and repeating S300 to complete installation of the sound barrier components of the adjacent areas;
and S500, integrally installing the sound barrier, and repeating S400 for multiple times to finish the installation of the sound barrier components of adjacent areas one by one until the installation length required by the sound barrier meets the construction requirement.
The invention sets a specific construction method of the automatic traveling lifting lane-changing type trolley, and the automatic traveling lifting lane-changing type trolley is arranged on an operation track by setting S100;
through the S200, the width of the operation platform is adjusted through the operation platform width adjusting module of the automatic walking lifting lane changing type trolley according to the width of the bridge, the width of the operation platform is adjusted through controlling the extending amount of the movable plate of the operation platform relative to two sides of the fixed plate of the operation platform, the width of the operation platform is adjusted through the operation platform width adjusting module, through the S200 setting construction step, the construction step of disassembling and assembling the temporary platform according to the bridge deck width when the traditional truck crane is installed with a hand-foot stand is replaced, the problem that the temporary platform needs to be frequently disassembled and modified when the traditional truck crane is installed with a hand-foot stand with different bridge deck widths is solved, the time for disassembling and assembling the temporary platform is removed, and the cost for assembling the temporary platform is, the operation efficiency is improved, the construction steps of replacing flat cars with different widths according to the width of the bridge deck when the traditional truck crane is matched with the flat cars are installed are replaced, the problem that the flat cars with different widths are required to be replaced when the traditional truck crane is matched with the flat cars to be installed and the flat cars with different widths are constructed is solved, the replacement time of the flat cars with different widths is reduced, the cost of the flat cars with different widths is reduced, and the operation efficiency is improved;
by setting S300, the operation platform is reliably positioned in the first area of the operation track through the brake module of the automatic traveling lifting lane-changing type trolley, and the construction step that the conventional truck crane applies external force to the brake device by manpower when being matched with the flat car for installation is replaced by setting S300, so that the problems that the brake device is unstable by applying external force by manpower, the brake effect is poor and safety accidents are easy to occur are solved; the sound barrier component is lifted by the lifting module of the automatic traveling lifting lane-changing type trolley, the construction step that the traditional truck crane lifts the sound barrier component is replaced, and the construction process is optimized;
the method comprises the steps of S400, namely, driving the automatic traveling lifting track-changing trolley to move forward by the length of one working platform along the track direction, repeating S300 to complete installation of sound barrier assemblies of adjacent areas, repeating S500 for multiple times to complete installation of the sound barrier assemblies of the adjacent areas one by one until the required installation length of the sound barrier reaches the construction requirement, replacing a construction method for dismounting an installed area temporary platform and mounting an area temporary platform to be installed for multiple times when the traditional truck crane is matched with a scaffold to be installed by setting S400 and S500, solving the problems of time and labor waste caused by dismounting the scaffold for multiple times in the construction method when the traditional truck crane is matched with the scaffold to be installed, and increasing the cost for carrying the scaffold to a construction site and the time and labor waste of carrying the scaffold, reducing the scaffold materials, the cost for carrying the scaffold and dismounting the scaffold for multiple times of;
by the construction method, the problems of time and labor waste caused by repeated scaffold dismounting and mounting and time and labor waste caused by carrying the scaffold to a construction site in the construction method for mounting the sound barrier by using the truck-mounted crane and the scaffold are solved, the problem that the flat car needs to be replaced corresponding to bridges with different widths and caused by a flat car with an unadjustable width in the construction method for mounting the sound barrier by using the truck-mounted crane and the flat car is solved, and the operation safety problem caused by unstable braking caused by applying external force to a braking device is solved, the construction method can be integrally considered as the optimization and improvement of construction steps by integrating the functions of the adjustable flat car with a good braking effect or the temporary platform for repeated dismounting and mounting and the truck-mounted crane on the automatic traveling lifting lane-changing type trolley, the problems that the operation efficiency is low and the operation is irregular due to the fact that a construction operation flow is not standardized are solved, operation personnel can standardize and efficiently install the sound barrier, the construction method for installing the sound barrier by matching with a truck crane and a scaffold achieves the effects of reducing scaffold material cost, carrying cost and repeated dismounting time cost, optimizing construction steps and saving time and labor, and compared with the construction method for installing the sound barrier by matching with a truck crane and a flat car, the replacement of the flat car when the width of a bridge is different is avoided, the construction steps are optimized, the reliability of an operation platform is improved, safety and high efficiency are achieved, and the effects of saving time and labor are achieved.
Preferably, the step S300 further includes:
s301, adjusting the height of the operation platform through a lifting module of the automatic walking lifting lane changing type trolley, and adjusting the proper operation height.
Preferably, the step S300 further includes:
s302, the whole vehicle is transversely moved to change the track, when the operation track needs to be changed, the transverse moving track changing module of the automatic traveling lifting track changing type trolley integrally moves the automatic traveling lifting track changing type trolley to other tracks, and the condition that the operation track needs to be changed comprises the operation alternation of other working procedures of the operation track before the track running area is opened and the construction of the automatic traveling lifting track changing type trolley, and the avoidance of line vehicles after the track running area is opened.
Preferably, the step S300 further includes:
s303, clearing the obstacles on the operation track, and hoisting the obstacles on the operation track to the operation platform through a hoisting module of the automatic traveling lifting lane-changing type trolley when the operation track needs to pass;
the situation that the operation track needs to pass comprises the situation that the automatic walking lifting lane-changing type trolley, other track operation vehicles and track operation vehicles need to occupy the operation track; the obstacles include sound barrier components, temporary articles for installing sound barriers, and other temporary articles created by the process.
Preferably, before the step S100, the method further includes:
s000, construction preparation, and preparation of a sound barrier assembly, an installation tool and an operator protection tool.
Preferably, after the step S500, the method further includes:
s600, ending on site, and hoisting the residual articles on site to the operation platform through a hoisting module of the automatic traveling lifting lane-changing type trolley to ensure that the operation track area is smooth.
Preferably, the brake module on the automatic traveling lifting lane-changing type trolley comprises a brake-shoe hydraulic brake pad, each longitudinal traveling wheel is provided with the brake-shoe hydraulic brake pad, and the brake-shoe hydraulic brake pad can be attached to the longitudinal traveling wheel.
Compared with the prior art, the invention has the beneficial effects that:
the invention sets a specific construction method of the automatic traveling lifting lane-changing type trolley, and the automatic traveling lifting lane-changing type trolley is arranged on an operation track by setting S100; by setting S200, according to the width of the bridge, the width adjustment of the operation platform is realized by the operation platform width adjustment module of the automatic walking lifting lane-changing type trolley, the width of the operation platform is adjusted by controlling the extension amount of the movable plate of the operation platform relative to the two sides of the fixed plate of the operation platform, the adjustment of the width of the operation platform by the operation platform width adjustment module is realized by controlling the extension amount of the movable plate of the operation platform relative to the two sides of the fixed plate of the operation platform, the construction step of assembling and disassembling the temporary platform according to the bridge floor width when the traditional truck crane is matched with the scaffold is replaced by the construction step of setting S200, the problem that the temporary platform needs to be frequently disassembled when the traditional truck crane is matched with the scaffold to be assembled when the scaffold is assembled at different bridge floor widths is solved, the time for assembling and disassembling and erecting the temporary platform is removed, and the cost for, the operation efficiency is improved, the construction steps of replacing flat cars with different widths according to the width of the bridge deck when the traditional truck crane is matched with the flat cars are installed are replaced, the problem that the flat cars with different widths are required to be replaced when the traditional truck crane is matched with the flat cars to be installed and the flat cars with different widths are constructed is solved, the replacement time of the flat cars with different widths is reduced, the cost of the flat cars with different widths is reduced, and the operation efficiency is improved; by setting S300, the operation platform is reliably positioned in the first area of the operation track through the brake module of the automatic traveling lifting lane-changing type trolley, and the construction step that the conventional truck crane applies external force to the brake device by manpower when being matched with the flat car for installation is replaced by setting S300, so that the problems that the brake device is unstable by applying external force by manpower, the brake effect is poor and safety accidents are easy to occur are solved; the sound barrier component is lifted by the lifting module of the automatic traveling lifting lane-changing type trolley, the construction step that the traditional truck crane lifts the sound barrier component is replaced, and the construction process is optimized; the method comprises the steps of S400, namely, driving the automatic traveling lifting track-changing trolley to move forward by the length of one working platform along the track direction, repeating S300 to complete installation of sound barrier assemblies of adjacent areas, repeating S500 for multiple times to complete installation of the sound barrier assemblies of the adjacent areas one by one until the required installation length of the sound barrier reaches the construction requirement, replacing a construction method for dismounting an installed area temporary platform and mounting an area temporary platform to be installed for multiple times when the traditional truck crane is matched with a scaffold to be installed by setting S400 and S500, solving the problems of time and labor waste caused by dismounting the scaffold for multiple times in the construction method when the traditional truck crane is matched with the scaffold to be installed, and increasing the cost for carrying the scaffold to a construction site and the time and labor waste of carrying the scaffold, reducing the scaffold materials, the cost for carrying the scaffold and dismounting the scaffold for multiple times of; by the construction method, the problems of time and labor waste caused by repeated scaffold dismounting and mounting and time and labor waste caused by carrying the scaffold to a construction site in the construction method for mounting the sound barrier by using the truck-mounted crane and the scaffold are solved, the problem that the flat car needs to be replaced corresponding to bridges with different widths and caused by a flat car with an unadjustable width in the construction method for mounting the sound barrier by using the truck-mounted crane and the flat car is solved, and the operation safety problem caused by unstable braking caused by applying external force to a braking device is solved, the construction method can be integrally considered as the optimization and improvement of construction steps by integrating the functions of the adjustable flat car with a good braking effect or the temporary platform for repeated dismounting and mounting and the truck-mounted crane on the automatic traveling lifting lane-changing type trolley, the problems that the operation efficiency is low and the operation is irregular due to the fact that a construction operation flow is not standardized are solved, operation personnel can standardize and efficiently install the sound barrier, the construction method for installing the sound barrier by matching with a truck crane and a scaffold achieves the effects of reducing scaffold material cost, carrying cost and repeated dismounting time cost, optimizing construction steps and saving time and labor, and compared with the construction method for installing the sound barrier by matching with a truck crane and a flat car, the replacement of the flat car when the width of a bridge is different is avoided, the construction steps are optimized, the reliability of an operation platform is improved, safety and high efficiency are achieved, and the effects of saving time and labor are achieved.
Description of the drawings:
FIG. 1 is a flow chart of a construction method of an automatic traveling elevating lane-changing type trolley;
FIG. 2 is a schematic structural view of an automatic traveling elevating lane-changing type carriage;
FIG. 3 is a front view of the automatic traveling elevating lane-changing type cart without starting the traverse lane-changing mechanism;
fig. 4 is a front view of the automatic traveling elevating lane-changing type carriage provided with the temporary guide rails.
The labels in the figure are: 1-an operation platform, 2-a moving plate, 3-a fixed plate, 4-a fence, 5-a longitudinal travelling wheel, 6-a hoisting structural member, 7-a winch, 8-a second hydraulic jacking leg, 9-a first hydraulic jacking leg, 10-a mechanical leg, 11-a transverse travelling wheel, 12-an operation platform, 13-a temporary guide rail and 14-a steel rail.
Detailed Description
The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.
The specific embodiment is as follows, as shown in fig. 1, a flow chart of a construction method of an automatic traveling lifting lane-changing type trolley, and the construction method for installing a sound barrier by the automatic traveling lifting lane-changing type trolley comprises the following steps:
s000, construction preparation, namely preparing a sound barrier component, an installation tool and an operator protection tool;
s100, arranging an automatic traveling lifting lane-changing type trolley, and arranging the automatic traveling lifting lane-changing type trolley on an operation track needing to be provided with a sound barrier;
s200, adjusting the width of the operation platform 1, namely adjusting the width of the operation platform 1 by controlling the extending amount of a movable plate 2 of the operation platform 1 relative to two sides of a fixed plate 3 of the operation platform 1 through an operation platform width adjusting module of an automatic walking lifting lane changing type trolley according to the width of a bridge;
s300, installing a sound barrier assembly in a first area, positioning the operation platform 1 in the first area of the operation track through a brake module of the automatic traveling lifting lane-changing type trolley, lifting the sound barrier assembly through a lifting module of the automatic traveling lifting lane-changing type trolley, and completing installation of the sound barrier assembly in the length range of the operation platform by ground operators and operators on the operation platform, namely completing installation of the sound barrier assembly in the first area;
s400, installing sound barrier components of adjacent areas, driving the automatic walking lifting track-changing type trolley to move forward by the length of one working platform 1 along the track direction, adjusting the width of the working platform 1, and repeating S300 to complete installation of the sound barrier components of the adjacent areas;
and S500, integrally installing the sound barrier, and repeating S400 for multiple times to finish the installation of the sound barrier components of adjacent areas one by one until the installation length required by the sound barrier meets the construction requirement.
S600, ending on site, and hoisting the residual articles on site to the operation platform 1 through a hoisting module of the automatic traveling lifting lane-changing type trolley to ensure that the operation track area is smooth.
Wherein, S300 further includes:
s301, adjusting the height of the operation platform through a lifting module of the automatic walking lifting lane changing type trolley, and adjusting the proper operation height.
S302, the whole vehicle is transversely moved to change the track, when the operation track needs to be changed, the transverse moving track changing module of the automatic traveling lifting track changing type trolley integrally moves the automatic traveling lifting track changing type trolley to other tracks, and the condition that the operation track needs to be changed comprises the operation alternation of other working procedures of the operation track before the track running area is opened and the construction of the automatic traveling lifting track changing type trolley, and the avoidance of line vehicles after the track running area is opened.
S303, clearing the obstacles on the operation track, and hoisting the obstacles on the operation track to the operation platform 1 through a hoisting module of the automatic traveling lifting lane-changing type trolley when the operation track needs to pass; the situation that the operation track needs to pass comprises the situation that the automatic walking lifting lane-changing type trolley, other track operation vehicles and track operation vehicles need to occupy the operation track; the obstacles include sound barrier components, temporary articles for installing sound barriers, and other temporary articles created by the process.
Wherein the first area in S400, namely the automatic traveling lifting lane-changing type trolley, is arranged in the length range area of the working platform 1 along the working track after the working track, the adjacent area in S400, namely the first area, is arranged in the area corresponding to the working platform 1 of the automatic traveling lifting lane-changing type trolley after the automatic traveling lifting lane-changing type trolley advances for one length of the working platform 1, in S500, after S400 is repeated once, the adjacent area in the repeated S400 refers to the area corresponding to the operation platform 1 of the automatic traveling lifting lane-changing type trolley after the first area advances for two lengths of the operation platform 1 along the automatic traveling lifting lane-changing type trolley, and the like, after the S400 is repeated for n times, the adjacent area in the repeated S400 refers to an area corresponding to the operation platform 1 of the automatically-traveling up-down lane-changing type trolley after the first area advances n plus 1 length of the operation platform 1 along the automatically-traveling up-down lane-changing type trolley.
Wherein the long side of the work platform 1 is the side of the work platform 1 in the direction of the work track.
The automatic walking lifting lane-changing type trolley comprises a width adjusting module, a braking module, a lifting module, a driving module, a lifting module and a transverse lane-changing module of a working platform 1, wherein the functions and the structures of the modules are explained in the following drawings one by one;
the width adjusting module of the working platform 1 of the automatic traveling lifting lane changing type trolley is adopted in S200, the braking module and the lifting module are adopted in S300, the driving module is adopted in S400, the lifting module is adopted in S301, the transverse moving lane changing module is adopted in S302, and the lifting module is adopted in S303.
As shown in fig. 2, the structure of the automatic traveling elevating lane-changing type trolley comprises a width adjusting module of the working platform 1, a braking module, a hoisting module, a driving module, an elevating module and a transverse lane-changing module.
The width adjusting module of the working platform 1:
1 width adjustment module of operation platform includes operation platform 1, operation platform includes fixed plate 3 and movable plate 2, movable plate 2 sets up on the sound barrier installation operation platform truck advancing direction the left and right sides of fixed plate 3, be connected with the horizontal jacking cylinder of hydraulic pressure between movable plate 2 and the fixed plate 3, through control the horizontal jacking cylinder of hydraulic pressure can be controlled movable plate 2 is relative the amount that stretches out of fixed plate 3 both sides to the realization is adjusted the width to the adaptation bridge with the width of operation platform 1.
In addition, a protective fence 4 is arranged on the working platform.
A driving module:
the automatic traveling lifting track-changing type trolley comprises at least two pairs of longitudinal traveling wheels 5, and all the longitudinal traveling wheels 5 are matched with the steel rails 14 so as to realize that the traveling trolley can travel on the two steel rails 14; one pair of the longitudinal traveling wheels 5 is a driving wheel, the driving wheel is connected with a motor, and all the other longitudinal traveling wheels 5 are driven wheels. The longitudinal traveling wheels 5 are driven by starting the motor to enable the automatic traveling lifting track-changing type trolley to travel on the two steel rails 14;
a brake module:
the brake module on the automatic traveling lifting lane-changing type trolley comprises brake shoe hydraulic brake blocks, each longitudinal traveling wheel 5 is provided with the brake shoe hydraulic brake block, the brake shoe hydraulic brake blocks can be attached to the longitudinal traveling wheels 5, and the brake shoe hydraulic brake blocks are attached to the longitudinal traveling wheels 5 through hydraulic driving, so that the longitudinal traveling wheels 5 stop rotating.
Brake shoe hydraulic brake blocks are arranged on all the longitudinal traveling wheels 5 and connected with first hydraulic oil guide pipes, and all the longitudinal traveling wheels 5 are prevented from rotating through brake shoe braking, so that the automatic traveling lifting lane-changing type trolley stably stays on a track without displacement.
Hoisting a module:
the fixed plate 3 is provided with a hoisting structural member 6, the hoisting structural member 6 is used for arranging a hoisting rope, a winch 7 is arranged on a trolley body of the automatic traveling lifting lane-changing type trolley, and the winch 7 can drive the hoisting rope to hoist the sound barrier assembly when being started.
Through setting up hoisting structure 6 and hoist engine 7 set up on the hoisting structure 6 the lifting rope can be through the drive of hoist engine 7 the noise barrier subassembly is hoisted to the lifting rope, can hoist the noise barrier subassembly on the one hand and carry out the installation operation, can clear away the noise barrier subassembly on the track when the sideslip trades the way on the one hand.
A lifting module:
the lifting module comprises at least 4 second hydraulic lifting support legs 8, one end of each second hydraulic lifting support leg 8 is arranged above the underframe of the automatic walking lifting lane-changing type trolley, and the other end of each second hydraulic lifting support leg is arranged below the working platform; the underframe is a vehicle body structural member for providing a longitudinal walking wheel 5 mounting structure;
the lifting module further comprises a hydraulic oil pump and a generator, the generator is connected with the hydraulic oil pump, a second hydraulic oil guide pipe is connected onto the hydraulic oil pump, the second hydraulic oil guide pipe is connected with the second hydraulic jacking leg 8, and lifting of the working platform 1 is controlled by controlling lifting of the second hydraulic jacking leg 8.
Wherein the first hydraulic oil conduit in the brake module is connected in parallel with the second hydraulic oil conduit in the lifting module.
A transverse moving lane changing module: comprising a first hydraulic jacking leg 9, a mechanical leg 10 and a temporary guide rail 13, the specific principle is explained with reference to fig. 3 and 4.
In addition, an operation table 12 is further arranged between the working platform and the vehicle underframe, the operation table 12 comprises a generator control valve, a walking control valve, a brake control valve and a hoisting control valve, the generator control valve is connected with the generator, the walking control valve is connected with the motor, and the brake control valve is connected with the first hydraulic oil guide pipe; the operating platform 12 further comprises a channel-changing jacking control valve and an operating platform 1 jacking control valve, the channel-changing jacking control valve is connected with a hydraulic oil conduit in the transverse channel-changing module, and the operating platform 1 jacking control valve is connected with a second hydraulic oil conduit; the hoisting control valve is connected with the winch 7, and the hoisting structural member 6 is controlled to hoist by controlling the hoisting control valve; the operating platform 12 further comprises an operating platform 1 regulating valve, and the operating platform 1 regulating valve is connected with a hydraulic oil conduit in the operating platform 1 width adjusting S200 module; the operation table 12 further comprises an operation process display screen, the operation work display screen is used for displaying the current operation process, and the operation process comprises walking control, braking control, lane changing jacking, operation platform 1 jacking and operation platform 1 width adjustment.
The respective processes are controlled by respective control valves on the operation table 12:
1. the generator control valve controls the work of the generator and controls whether the hydraulic pressure is started or not;
2. the running control valve controls the work of the motor and controls whether the driving wheel in the longitudinal running wheel 5 works or not;
3. the brake control valve is controlled to control whether brake shoe hydraulic brake pads on two sides of each longitudinal traveling wheel 5 act or not, and the parking position of the automatic traveling lifting lane changing type trolley is controlled;
4. controlling whether the first hydraulic jacking supporting leg 9 acts or not by controlling the channel-changing jacking control valve;
5. controlling whether the hoisting structural part 6 is hoisted or not by controlling a hoisting control valve;
6. controlling the action of the second hydraulic jacking supporting leg 8 by controlling the jacking control valve of the working platform 1, and controlling the height of the working platform 1;
7. whether the movable plate 2 acts or not is controlled by controlling the adjusting valve of the operation platform 1, and whether the area of the operation platform 1 on two sides in the walking direction is enlarged or not is controlled.
As shown in fig. 3 and 4, the traverse lane changing module comprises a plurality of first hydraulic jacking legs 9 arranged below the underframe, each first hydraulic jacking leg 9 comprises a telescopic hydraulic rod and a mechanical leg 10 connected with the hydraulic rod, the shape of the mechanical leg 10 is matched with that of the steel rail 14, and the mechanical leg 10 is in contact with the rail surface of the steel rail 14 during supporting;
the transverse rail changing module further comprises two temporary guide rails 13 and at least two pairs of transverse traveling wheels 11, all the transverse traveling wheels 11 are arranged below the vehicle underframe, all the transverse traveling wheels 11 are matched with the temporary guide rails 13, so that the traveling trolley can transversely move along the track of the temporary guide rails 13 when being jacked up by the first hydraulic jacking supporting legs 9, the temporary guide rails 13 are arranged on the rail surfaces of the two steel rails 14 and are perpendicular to the central lines of the two steel rails 14 when in use, and the rail distance between the two steel rails 14 is 1435 mm.
Fig. 3 is a front view of an automatic traveling lifting track-changing type trolley without starting a transverse track-changing mechanism, when the sound barrier installation operation trolley travels on a track, a left wheel and a right wheel in each pair of longitudinal traveling wheels 5 are respectively contacted with the rail surfaces of a first steel rail 14 and a second steel rail 14, at the moment, a first hydraulic jacking leg 9 under a trolley chassis is in a non-stretching state, a mechanical leg 10 is not contacted with the steel rail 14, a temporary guide rail 13 is not arranged on the steel rail 14, and all transverse traveling wheels 11 are not in effect.
Fig. 4 is a front view of the automatic traveling elevating track-changing type trolley provided with the temporary guide rails 13, wherein the first hydraulic jacking leg 9 is extended, one temporary guide rail 13 is arranged below the same pair of transverse traveling wheels 11 under the trolley chassis in a direction perpendicular to the center lines of the two steel rails 14 when the height distance between the transverse traveling wheels 11 and the steel rail 14 is greater than the height of the temporary guide rail 13, the two temporary guide rails 13 are arranged in total, after the temporary guide rail 13 is fixed on the steel rail 14, the first hydraulic jacking leg 9 is contracted, the mechanical leg 10 is retracted, at this time, the same pair of transverse traveling wheels 11 is in contact with the corresponding temporary guide rail 13, the longitudinal traveling wheels 5 are not in contact with the steel rail 14, and the first hydraulic jacking leg 9 is not in contact with the steel rail 14; the sound barrier installation operation trolley is pushed along the track direction of the temporary guide rail 13, namely the direction vertical to the central lines of the two steel rails 14, and then the sound barrier installation operation trolley can be pushed to the other line, so that the transverse moving and the track changing are completed.
The working principle of the whole transverse moving lane changing module is as follows: by arranging at least two pairs of transverse traveling wheels 11, when preparing to change the track, extending all the first hydraulic jacking supporting legs 9, enabling the mechanical supporting legs 10 to be in contact with the rail surfaces of the steel rails 14 until all the longitudinal traveling wheels 5 are separated from the rail surfaces of the steel rails 14 and the distance between the transverse traveling wheels 11 and the rail surfaces of the steel rails 14 is larger than the height of the temporary guide rails 13, stopping extending the first hydraulic jacking supporting legs 9, then correspondingly arranging one temporary guide rail 13 below each pair of transverse traveling wheels 11 in the direction perpendicular to the central lines of the two steel rails 14, temporarily and fixedly arranging the temporary guide rails 13 on the steel rails 14, contracting the first hydraulic jacking supporting legs 9 to enable all the transverse traveling wheels 11 to be in contact with the temporary traveling guide rails 13, and pushing the traveling trolley to move to a target line along the arrangement direction of the temporary guide rails 13, and extending all the first hydraulic jacking supporting legs 9 until all the transverse traveling wheels 11 are separated from the temporary guide rail 13, finally removing the temporary guide rail 13, and contracting the first hydraulic jacking supporting legs 9 until all the longitudinal traveling wheels 5 are in contact with the rail surface of the steel rail 14, thereby finishing the transverse moving and the track changing.
Claims (6)
1. A construction method for installing a sound barrier by an automatic walking lifting lane-changing type trolley is characterized by comprising the following steps:
s100, arranging an automatic traveling lifting lane-changing type trolley, and arranging the automatic traveling lifting lane-changing type trolley on an operation track needing to be provided with a sound barrier;
s200, adjusting the width of the operation platform, namely adjusting the width of the operation platform (1) by controlling the extending amount of a movable plate (2) of the operation platform (1) on the automatic walking lifting lane-changing type trolley relative to the two sides of a fixed plate (3) of the operation platform (1) according to the width of a bridge, so as to realize the width adjustment of the operation platform (1);
s300, installing a sound barrier assembly in a first area, positioning the operation platform (1) in the first area of the operation track through a braking module of the automatic traveling lifting lane-changing type trolley, hoisting the sound barrier assembly to an installation position through a hoisting module of the automatic traveling lifting lane-changing type trolley, and then installing the sound barrier assembly in the first area;
s400, installing sound barrier components of adjacent areas, driving the automatic traveling lifting lane-changing type trolley to advance by the length of one operation platform (1) along the track direction, adjusting the width of the operation platform (1), and repeating the step S300 to complete installation of the sound barrier components of the adjacent areas;
s500, integrally installing the sound barrier, and repeating the step S400 for multiple times to finish the installation of the sound barrier components of adjacent areas one by one until the installation length required by the sound barrier meets the construction requirement;
the automatic traveling lifting lane-changing type trolley comprises a working platform width adjusting module, a braking module, a hoisting module, a driving module, a lifting module and a transverse lane-changing module;
the width adjusting module of the operation platform comprises the operation platform (1), the operation platform (1) comprises a fixed plate and a movable plate (2), the movable plate is arranged on the left side and the right side of the fixed plate (3) in the advancing direction of the sound barrier installation operation trolley, a hydraulic transverse jacking oil cylinder is connected between the movable plate (2) and the fixed plate (3), and the extending amount of the movable plate (2) relative to the two sides of the fixed plate (3) can be controlled by controlling the hydraulic transverse jacking oil cylinder, so that the width of the operation platform (1) can be adjusted to be suitable for the width of a bridge;
the driving module comprises at least two pairs of longitudinal traveling wheels (5), and all the longitudinal traveling wheels (5) are matched with the steel rails so as to realize that the traveling trolley can travel on the two steel rails; one pair of the longitudinal traveling wheels (5) is a driving wheel, the driving wheel is connected with a motor, and all other longitudinal traveling wheels (5) are driven wheels; the longitudinal traveling wheels (5) are driven by starting the motor to enable the automatic traveling lifting lane-changing type trolley to travel on the two steel rails;
the brake module comprises brake shoe hydraulic brake blocks, each longitudinal travelling wheel (5) is provided with the brake shoe hydraulic brake block, the brake shoe hydraulic brake blocks can be attached to the longitudinal travelling wheels (5), and the brake shoe hydraulic brake blocks are attached to the longitudinal travelling wheels (5) through hydraulic driving, so that the longitudinal travelling wheels (5) stop rotating;
brake shoe hydraulic brake pads are arranged on all the longitudinal traveling wheels (5), the brake shoe hydraulic brake pads are connected with first hydraulic oil guide pipes, all the longitudinal traveling wheels (5) are prevented from rotating through brake shoe braking, and the automatic traveling lifting lane changing type trolley is stably stopped on a track and is prevented from displacing;
hoisting a module:
a hoisting structural member (6) is arranged on the fixed plate, the hoisting structural member (6) is used for arranging a lifting rope, a winch is arranged on the trolley body of the automatic traveling lifting lane-changing type trolley, and the winch can drive the lifting rope to hoist the sound barrier assembly when being started;
the lifting module comprises at least 4 second hydraulic lifting support legs (8), one end of each second hydraulic lifting support leg (8) is arranged above the underframe of the automatic walking lifting lane-changing type trolley, and the other end of each second hydraulic lifting support leg is arranged below the operation platform; the underframe is a vehicle body structural member providing a longitudinal walking wheel (5) mounting structure;
the lifting module further comprises a hydraulic oil pump and a generator, the generator is connected with the hydraulic oil pump, a second hydraulic oil guide pipe is connected onto the hydraulic oil pump, the second hydraulic oil guide pipe is connected with the second hydraulic lifting support leg, and the lifting of the operation platform is controlled by controlling the lifting of the second hydraulic lifting support leg;
the first hydraulic oil guide pipe in the brake module is connected with the second hydraulic oil guide pipe in the lifting module in parallel;
the transverse moving lane changing module comprises a first hydraulic jacking supporting leg (9), a mechanical supporting leg and a temporary guide rail;
an operation table (12) is further arranged between the operation platform and the vehicle underframe, the operation table (12) comprises a generator control valve, a walking control valve, a brake control valve and a hoisting control valve, the generator control valve is connected with the generator, the walking control valve is connected with the motor, and the brake control valve is connected with the first hydraulic oil guide pipe; the operating platform (12) further comprises a channel-changing jacking control valve and an operating platform jacking control valve, the channel-changing jacking control valve is connected with a hydraulic oil guide pipe in the transverse channel-changing module, and the operating platform jacking control valve is connected with a second hydraulic oil guide pipe; the hoisting control valve is connected with the winch (7), and the hoisting structural part (6) is controlled to hoist by controlling the hoisting control valve; the operating platform (12) further comprises an operating platform regulating valve, and the operating platform regulating valve is connected with a hydraulic oil conduit in the operating platform width adjusting module; the operation table (12) further comprises an operation process display screen, the operation work display screen is used for displaying the current operation process, and the operation process comprises walking control, braking control, lane changing jacking, operation platform (1) jacking and operation platform (1) width adjustment;
the processes are controlled by control valves on the operation table (12):
controlling the work of a generator through a generator control valve, and controlling whether hydraulic pressure is started or not;
secondly, controlling the work of the motor through a traveling control valve, and controlling whether a driving wheel in the longitudinal traveling wheel (5) works or not;
controlling whether brake shoe hydraulic brake pads on two sides of each longitudinal traveling wheel (5) act or not by controlling a brake control valve, and controlling the parking position of the automatic traveling lifting lane-changing type trolley;
controlling whether the first hydraulic jacking supporting leg (9) acts or not by controlling the channel-changing jacking control valve;
controlling whether the hoisting structure (6) is hoisted or not by controlling a hoisting control valve;
controlling whether the second hydraulic jacking supporting leg (8) acts or not by controlling the jacking control valve of the working platform (1), and controlling the height of the working platform (1);
and seventhly, controlling whether the movable plate (2) acts or not by controlling the adjusting valve of the operation platform (1) to control whether the operation platform (1) expands the area of two sides in the walking direction or not.
2. The construction method for installing the sound barrier by using the automatic traveling elevating lane-changing type trolley according to claim 1, wherein the step S300 further comprises:
s301, adjusting the height of the operation platform (1) through a lifting module of the automatic walking lifting lane changing type trolley, and adjusting the proper operation height.
3. The construction method for installing the sound barrier by using the automatic traveling elevating lane-changing type trolley according to claim 1, wherein the step S300 further comprises:
s302, the whole vehicle is transversely moved to change the track, when the operation track needs to be changed, the transverse moving track changing module of the automatic traveling lifting track changing type trolley integrally moves the automatic traveling lifting track changing type trolley to other tracks, and the condition that the operation track needs to be changed comprises the operation alternation of other working procedures of the operation track before the track running area is opened and the operation of the construction of the automatic traveling lifting track changing type trolley, and the avoidance of the line vehicle after the track running area is opened.
4. The construction method for installing the sound barrier by using the automatic traveling elevating lane-changing type trolley according to claim 1, wherein the step S300 further comprises:
s303, clearing the obstacles on the operation track, and hoisting the obstacles on the operation track to the operation platform (1) through a hoisting module of the automatic walking lifting lane-changing type trolley when the operation track needs to pass;
the situation that the operation track needs to pass comprises the situation that the automatic walking lifting lane-changing type trolley, other track operation vehicles and track operation vehicles need to occupy the operation track; the obstacles include sound barrier components, temporary articles for installing sound barriers, and other temporary articles created by the process.
5. The construction method for installing the sound barrier by using the automatic traveling elevating and lowering lane-changing type trolley according to any one of claims 1 to 4, further comprising, before the step S100: s000, construction preparation, and preparation of a sound barrier assembly, an installation tool and an operator protection tool.
6. The construction method for installing the sound barrier by using the automatic traveling elevating lane-changing type trolley according to claim 5, further comprising the following step after the step S500:
s600, ending on site, and hoisting the on-site residual products to the operation platform (1) through a hoisting module of the automatic traveling lifting lane-changing type trolley to ensure that the operation track area is smooth.
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| CN110468726B (en) * | 2019-09-02 | 2024-03-22 | 中建八局第二建设有限公司 | Lifting device for railway bridge construction |
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| CN112207761B (en) * | 2020-09-22 | 2022-03-29 | 深圳市嘉鑫隆钢结构有限公司 | High-speed railway construction is with supplementary erection equipment of sound insulation protective screen |
| CN112726442A (en) * | 2020-12-30 | 2021-04-30 | 中铁六局集团北京铁路建设有限公司 | Construction method of large-span thin-wall concrete sound barrier pouring trolley |
| CN112709162A (en) * | 2020-12-30 | 2021-04-27 | 中铁六局集团北京铁路建设有限公司 | Large-span thin-wall concrete sound barrier pouring trolley |
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