CN202543799U - Hanging bracket hinging type bridge maintenance vehicle - Google Patents
Hanging bracket hinging type bridge maintenance vehicle Download PDFInfo
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- CN202543799U CN202543799U CN2012201625124U CN201220162512U CN202543799U CN 202543799 U CN202543799 U CN 202543799U CN 2012201625124 U CN2012201625124 U CN 2012201625124U CN 201220162512 U CN201220162512 U CN 201220162512U CN 202543799 U CN202543799 U CN 202543799U
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Abstract
The utility model provides a hanging bracket hinging type bridge maintenance vehicle, which belongs to bridge maintenance and construction equipment. A rack truck comprises a frame chassis (21), and a C-shaped suspension rack (25) serves as a suspension arm. The frame chassis (21) is hinged with the lower end of a supporting column (23) through a vertical shaft hinge (22) and a vertical shaft, and the upper end of the supporting column (23) is hinged with the stretching end of an upper cross beam of the C-shaped suspension rack (25) through a transverse shaft hinge (24) and a transverse shaft; or the frame chassis (21) is hinged with the stretching end of the upper cross beam of the C-shaped suspension rack (25) through the vertical shaft hinge (22) and the vertical shaft. The stretching end of the lower transverse beam of the C-shaped suspension rack (25) is at least provided with a fixing point of a suspension rope (26) or a suspension rope collecting-releasing device. The hanging bracket hinging type bridge maintenance vehicle can directly transmit a pull force of the suspension rope (26) of an maintenance platform (5) to a bridge floor (2), has the advantages of small upsetting moment, light and handy structure and convenience for assembly and use, can be erected on side pavements on the two sides of a bridge, and is particularly suitable for bottom detection and maintenance engineering on the bridge with heavy traffic.
Description
Technical field
The utility model relates to a kind of bridge and detects and maintenance construction equipment, relates in particular to a kind of being erected on the sidewalk, bridge both sides, the suspension bracket radial type bridge inspection car that can suspension centre be provided with working platform for the detection and the maintenance of bridge bottom surface.
Background technology
At present; Large quantities of bridge constructions that China builds have got into the period of care and maintenance in batches, for the use present situation to bridge has comprehensively, objectively understands and estimates, generally carry out structure detection earlier; If find problem, also need construction is maintained at problematic position.Because the bridge bottom surface is a free face; The staff is difficult in place; For making things convenient for the structure detection of bridge bottom surface, domestic existing special bridge inspection vehicle is like the Chinese patent notification number: CN 2839366Y; The day for announcing: on November 22nd, 2006, the technical scheme of utility model title " novel bridge inspection vehicle ".Its inspection vehicle is that a bent extending arm is installed on engineering truck, and vehicle at rest is avoided light pole in bridge floor one side, is that extending arm stretches to the below of bridge bottom surface through the bridge outside with working platform, so that carry out the detection and the maintenance of bridge bottom surface.Bridge inspection vehicle has been arranged, saved trouble or the difficulty of setting up scaffold at the bottom of the bridge, improved operating efficiency.
When bridge inspection vehicle is used for the suspension cable bridge, the mild or closeer position of drag-line of suspension cable angle in the bridge floor both sides, the extending arm of engineering truck receives drag-line to stop the below that can't reach the bridge bottom surface outward.Domestic for this reason had special mobile bridge structure detection again and safeguarded unwheeling, Chinese patent publication number: CN 101215821, open day: on July 9th, 2008, the technical scheme of denomination of invention " mobile bridge structure detects and attending device ".This device is that a side of corresponding bridge floor is hinged with the cantilever shalving that three limbs can be holded up, put down at least with free bearing on weight vehicle, when each cantilever shalving puts down its end points can be solid lifting rope respectively with inspection rack one end on a suspension centre be connected.When wherein some cantilever shalvings run into obstruction because of weight vehicle moves; Unclamping a lifting rope upwards holds up; Still have another cantilever shalving and lifting rope to be connected with this suspension centre; Guarantee that inspection rack one end has two suspension centre work at least, treat behind the avoiding obstacles cantilever shalving of holding up put down again and be connected with suspension centre with lifting rope.Mobile bridge structure detects detection and the maintenance that is suitable for all kinds of bridges with attending device.
Because of the load action of extending arm and cantilever shalving, laterally can produce bigger overturning moment in the above-mentioned engineering truck and the weight vehicle course of work.In order to resist this overturning moment; The car body corresponding requirements has certain counterweight, and certain width is laterally arranged, so use the said apparatus volume and weight all bigger; The operation more complicated; Also need take the kerb lane of bridge, if detection that runs into or reinforcement bridge heavy traffic, road occupying will cause the traffic congestion of bridge floor.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned bridge inspection vehicle and the mobile device volume and weight is big; Complex structure in use needs road occupying to influence the defective and the deficiency of bridge deck traffic, provides a kind of overturning moment little; Structure is light and handy; Assembling and easy to use can be erected on the sidewalk, bridge both sides, does not account for the suspension bracket radial type bridge inspection car in track.The bridge bottom surface that is specially adapted to heavy traffic is detected and maintenance works.
The technical solution of the utility model is: a kind of suspension bracket radial type bridge inspection car; Comprise unwheeling and the arm that can extend the bridge outside; Described unwheeling comprises frame chassis; Described arm is a C type suspension bracket, and described frame chassis is hinged through the lower end of longitudinal axis hinge and the longitudinal axis and a pillar, and the upper end of said pillar is hinged through the external part of transverse axis hinge and transverse axis and C type suspension bracket top rail; Perhaps, frame chassis is connected with the external part of C type suspension bracket top rail through universal joint or ball pivot; Perhaps, described frame chassis is hinged through the external part of longitudinal axis hinge and the longitudinal axis and C type suspension bracket top rail, is provided with the fixed point or the lifting rope draw off gear of a lifting rope on the external part of said C type suspension bracket lower transverse beam at least.
Described longitudinal axis hinge is made up of the free bearing with holes that correspondence is arranged on frame chassis and the pillar; Perhaps; Free bearing with holes by correspondence is arranged on frame chassis and the C type suspension bracket is formed, and described transverse axis hinge is made up of the free bearing with holes that correspondence is arranged on pillar and the C type suspension bracket.
The cross section of said pillar is up big and down small del; The longitudinal section of said pillar is for going up little triangle down greatly; Be provided with free bearing with holes on the longitudinal centre line of said frame chassis and on the angle of pillar cross section below, be provided with free bearing with holes respectively on the angle of top, said pillar longitudinal section and on the external part of C type suspension bracket top rail bottom surface.
The external part of said C type suspension bracket top rail stretches out a short column downwards; The cross section of short column is up big and down small reverse taper, or is sphenoid, or is prismatic cylinder; Described universal joint is vertically laid; On the lower end of universal joint was fixed at the bottom of the vehicle frame, the upper end of universal joint was connected with the short column of C type suspension bracket top rail external part, and said ball pivot is made up of lower seat, orbicule and last bearing; Orbicule is arranged between bearing and the lower seat, and last bearing is connected with the short column of frame chassis with C type suspension bracket top rail external part respectively with lower seat.
The external part of said C type suspension bracket top rail stretches out a short column downwards, and the below with the short column cross section on the longitudinal centre line of said frame chassis is provided with free bearing with holes.
The height of montant is greater than the height of bridge lateral rail top to bridge bottom surface on the said C type suspension bracket; The length of said C type suspension bracket top rail is greater than the width in center, bridge sidewalk to the bridge lateral rail outside, and the length of said C type suspension bracket lower transverse beam is more than or equal to the length of C type suspension bracket top rail.
Described C type suspension bracket is boxboard type member or trussmember.
The external part of said C type suspension bracket lower transverse beam is provided with 2 lifting rope fixed points.
The lifting rope draw off gear that is provided with on the said C type suspension bracket lower transverse beam is an electric block.
The described longitudinal axis is along vertical setting of frame chassis, and the vertical of said frame chassis promptly is the span direction along bridge, and described transverse axis is along the horizontally set of frame chassis, and the horizontal of said frame chassis promptly is the direction along the bridge cross section.
The top rail of said C type suspension bracket is meant C type suspension bracket upper lateral or presents one section member that curved arch is provided with; The lower transverse beam of said C type suspension bracket is meant C type suspension bracket lower, transverse or is one section member of curved arch setting down; The montant of said C type suspension bracket is meant vertically or is the setting of side curved arch, and two ends connect one section member of top rail and lower transverse beam respectively up and down.Top rail, lower transverse beam and montant link into an integrated entity, and constitute C type suspension bracket.
The utlity model has following beneficial effect compared with prior art: 1, pillar and C type suspension bracket planar constitute the type of falling a G rigid frame, can avoid the bridge lateral rail, can the pulling force of inspection platform lifting rope be directly delivered to bridge floor.2; The type of falling G rigid frame and unwheeling chassis adopt the longitudinal axis hinged; When the force action line of inspection platform lifting rope pulling force and the type of falling G rigid frame deadweight formation is not given longitudinal axis and when forming horizontal overturning moment; Because of the hinged effect permission type of falling G rigid frame free deflection in transverse plane of the longitudinal axis, give longitudinal axis to above-mentioned force action line, automatically eliminated the horizontal overturning moment that the type of falling G rigid frame receives.3; Only receive longitudinal axis concentrated force effect placed in the middle in the transverse plane of unwheeling chassis; Through adjustment lifting rope direction of pull; Can make the transverse horizontal component of longitudinal axis concentrated force very little, add the longitudinal axis be located on the unwheeling chassis and the arm of force that forms between the road surface little, thereby the horizontal overturning moment that the transverse horizontal power that receives of unwheeling chassis produces is very little.4, owing to the overturning moment that does not have overturning moment or receive is very little, the unwheeling chassis does not require bigger resistance to capsizing; So the unwheeling chassis width of design is narrower, weight is lighter, and structure is light and handy; Assembling and easy to use can be erected on the sidewalk, and can be carried out by manpower.5; When the lifting rope pulling force had in vertical equity component or the unwheeling downslope, the lifting rope pulling force can make C type suspension bracket turned round, because the employing transverse axis is hinged between pillar and the C type suspension bracket; C type suspension bracket can make it be in the plane stress around the transverse axis free deflection, can improve the stressed of C type suspension bracket.6, two scaffold cars on the bridge floor flexibly connect through lifting rope and inspection rack two ends, and its bearing capacity is bigger, and work plane is spacious, can place more checkout equipment and hold more constructor, and are extremely convenient to the detection and the construction of bridge bottom surface.7, when this unwheeling is used for the bridge of side band drag-line, arrange two groups of unwheelings before and after can considering, promptly arrange two scaffold cars before and after each at each side of bridge, the lifting rope of the C type suspension bracket through two scaffold cars replaces stressed the stopping of bridge side drag-line of avoiding.
Description of drawings
Fig. 1 is the constructing structure sketch map of this utility model.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the structural representation that adopts universal joint 30 or ball pivot 31 in first kind of structure of the utility model.
Fig. 4 is the left view of Fig. 3.
Fig. 5 is second kind of structural representation of the utility model.
Fig. 6 is the left view of Fig. 5.
Among the figure: bridge pier 1, bridge floor 2, light pole 3, bridge bottom surface 4, inspection rack 5, bridge lateral rail 20, unwheeling chassis 21, longitudinal axis hinge 22, pillar 23, transverse axis hinge 24, C type suspension bracket 25, lifting rope 26, wheel 27, universal joint 30, ball pivot 31, short column 32.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the utility model is done further to describe in detail:
Referring to Fig. 1; Fig. 2; First kind of structure of a kind of suspension bracket radial type of the utility model bridge inspection car comprises unwheeling and the arm that can extend the bridge outside, and described unwheeling comprises frame chassis 21 and pillar 23; Described arm is a C type suspension bracket 25; Described frame chassis 21 is hinged through the lower end of longitudinal axis hinge 22 and the longitudinal axis and pillar 23, and the upper end of described pillar 23 is hinged through the external part of transverse axis hinge 24 and transverse axis and C type suspension bracket 25 top rails, is provided with the fixed point or the lifting rope draw off gear of a lifting rope 26 on the external part of said C type suspension bracket 25 lower transverse beams at least.
During the work of the utility model tool car; Described unwheeling should have two, is arranged on the sidewalk, bridge floor both sides, and unwheeling comprises frame chassis 21; Frame chassis 21 upper edges one longitudinal axis is hinged with pillar 23; Pillar 23 tops are hinged with a C type suspension bracket 25 along a transverse axis, and the top rail of C type suspension bracket 25 is outwards chosen behind the bridge floor by montant to extending below, and extend to behind the bridge bottom surface 4 again by choosing in the lower transverse beam to the below on unwheeling chassis 21; The lower transverse beam external part of C type suspension bracket 25 is the suspension centre that inspection platform provides lifting rope 26 under the bridge, is connected with the suspension centre of lifting rope 26 with inspection rack 5 one ends on the suspension centre of said C type suspension bracket.
The said unwheeling of the utility model chassis 21 width are wide less than the sidewalk, and the unwheeling width is narrower, can avoid all obstructions when unwheeling is moved on the sidewalk.The Breadth Maximum of said frame chassis 21 is advisable with all obstructions that can avoid on the sidewalk.The length on unwheeling chassis 21 can be set arbitrarily as required, is advisable with the maximum vertically overturning moment that can satisfy pillar 23 effect generations, and the longitudinal length that preferably makes said frame chassis 21 is 1～6 times of transverse width.
First kind of structure for the utility model; Establish the free bearing with holes of the longitudinal axis on the width of said frame chassis 21 between two parties; The bottom of pillar 23 also correspondence is provided with free bearing with holes, and described longitudinal axis hinge 22 is formed with the free bearing with holes on the pillar 23 by being separately positioned on frame chassis 21, is installed with the longitudinal axis on the described longitudinal axis hinge 22; Be that the described longitudinal axis passes the free bearing with holes on frame chassis 21 and the pillar 23; Form hingedly, frame chassis 21 and pillar 23 are hinged through the longitudinal axis, and pillar 23 can be rotated around the longitudinal axis relative to frame chassis 21.It is more little favourable more to frame chassis 21 horizontal overturning or slip resistance analysiss that the frame chassis 21 and the pillar 23 hinged longitudinal axis leave pavement-height.
The top of said pillar 23 is provided with free bearing with holes between two parties on the length direction on unwheeling chassis 21; On the bottom surface of said C type suspension bracket 25 top rail external parts also correspondence be provided with free bearing with holes; Described transverse axis hinge 24 is made up of the free bearing with holes that is separately positioned on pillar and the C type suspension bracket 25, and described transverse axis cuts with scissors on 24 and is installed with transverse axis, forms hinged; Be that described pillar 23 is hinged through the free bearing with holes of transverse axis and C type suspension bracket 25 top rail external parts, C type suspension bracket 25 can be rotated around transverse axis relative to pillar 23.Pillar 23 and C type suspension bracket 25 hinged transverse axis are located at the top of pillar 23; The assembling of convenient on-the-spot each member, but frame chassis 21 is had certain vertical overturning or slip resistance analysis requirement, the level height that transverse axis is set is low more; Promptly, then favourable more to frame chassis 21 vertical overturning or slip resistance analysiss the closer to frame chassis 21.
Referring to Fig. 1, Fig. 3, Fig. 4 when the longitudinal axis 22 and transverse axis 24 all are arranged on 21 last times of frame chassis, is equivalent to be connected with universal joint 30 between the short column 32 of frame chassis 21 and C type suspension bracket 25, and universal joint 30 also can make ball pivot 31 into.That is, frame chassis 21 is connected with the external part of C type suspension bracket 25 top rails through universal joint 30 or ball pivot 31; The external part of said C type suspension bracket 25 top rails stretches out a short column 32 downwards, and the cross section of short column 32 is up big and down small reverse taper, or is sphenoid; Or be prismatic cylinder, described universal joint 30 is identical with gimbal structure on the truck drive shaft, and described universal joint 30 is vertically laid; Allow the horizontal plane all directions to rotate; Only retrain the rotation of vertical pivot, the lower end of universal joint 30 is fixed on the frame chassis 21, and the upper end of universal joint 30 is connected with the short column 32 of C type suspension bracket 25 top rail external parts.Said ball pivot 31 is made up of lower seat, orbicule and last bearing, and orbicule is arranged between bearing and the lower seat, and last bearing is connected with the short column 32 of frame chassis 21 with C type suspension bracket 25 top rail external parts respectively with lower seat.
Described frame chassis 21 is quadrangle such as rectangle, and the below of frame chassis 21 is provided with four wheels 27, and the power behaviour force urges of frame chassis 21 also can be provided with power set such as motor and reductor on two wheels 27, to form power drive.Pillar 23 is one can bear the member of press-bending.The height at said frame chassis 21 bottoms to pillar 23 tops is generally greater than the outside, sidewalk rail height.
For making the reasonable stress of pillar 23; The cross section of said pillar 23 is up big and down small del; The longitudinal section of said pillar 23 is for going up little triangle down greatly; Be provided with free bearing with holes on the longitudinal centre line of said frame chassis 21 and on the angle of pillar 23 cross sections below, be provided with free bearing with holes respectively on the angle of top, said pillar 23 longitudinal sections and on the external part of C type suspension bracket 25 top rail bottom surfaces, and can adopt the space truss structure weight reduction.Described pillar 23 also can be made rectangular frame.
The described C type of the utility model suspension bracket 25 is a C type member, and the two-end-point up and down of this member opening can bear the effect of a pair of pulling force.The top rail of C type suspension bracket 25 so that on the C type suspension bracket 25 montant can be suspended on bridge floor 2 outsides and be advisable.The montant length of C type suspension bracket 25 is so that lower transverse beam can put in 4 belows, bridge bottom surface is advisable.The lower transverse beam length of C type suspension bracket 25 is more than or equal to the length of top rail.The external part of lower transverse beam is to be that the lifting rope 26 of solid inspection rack 5 provides suspension centre and fixed point.
The height of montant is greater than the height of bridge lateral rail 20 tops to bridge bottom surface 4 on the said C type suspension bracket 25; Stretch to the below of bridge bottom surface 4 with the lower transverse beam that makes things convenient for C type suspension bracket 25; The length of said C type suspension bracket 25 top rails is greater than the width in center, bridge sidewalk to bridge lateral rail 20 outsides; So that stretch out to the bridge outer side edges on the sidewalk of top rail above bridge of C type suspension bracket 25; The length of said C type suspension bracket 25 lower transverse beams is more than or equal to the length of C type suspension bracket 25 top rails, and the lower transverse beam of C type suspension bracket 25 can put in the inboard, lateral from the bridge cross section below the bridge bottom surface like this, and at bridge certain swing and flexible leeway is arranged laterally.Described C type suspension bracket 25 one is drawn, is bent, is cut the member of effect, and described C type suspension bracket 25 is boxboard type member or trussmember.
The external part of said C type suspension bracket 25 lower transverse beams is provided with 2 lifting rope fixed points.Can two lifting ropes 26 be set on the external part of C type suspension bracket 25 lower transverse beams and be connected, to increase safety with inspection rack 5.Can also on said C type suspension bracket 25 lower transverse beams, the lifting rope draw off gear be set; Described lifting rope draw off gear is an electric block, on the external part that electric block is fixed on C type suspension bracket 25 lower transverse beams, the steel cable on the electric block is connected with inspection rack 5; Or with being that solid steel cable is connected on the suspension hook on the electric block and the inspection rack 5; Operating personnel connect the power supply of electric block on bridge floor or inspection rack 5, the operation electric block rotates, and an end that can drive inspection rack 5 goes up and down.
Referring to Fig. 5; Fig. 6, second kind of structure of the utility model is: described frame chassis 21 is hinged through the external part of longitudinal axis hinge 22 and the longitudinal axis and C type suspension bracket 25 top rails, promptly cancels pillar 23; Short column 32 bottoms of C type suspension bracket 25 top rail external parts directly are hinged on the longitudinal axis of frame chassis 21; Also be appreciated that free bearing with holes, and the bottom of pillar 23 with C type suspension bracket 25 top rail external parts fused, promptly for being cancellation pillar 23 upper ends; The external part of said C type suspension bracket 25 top rails stretches out a short column 32 downwards, and the below with short column 32 cross sections on the longitudinal centre line of said frame chassis 21 is provided with free bearing with holes.Described longitudinal axis hinge 22 is formed with the free bearing with holes on the short column 32 by being separately positioned on frame chassis 21, is installed with the longitudinal axis on the described longitudinal axis hinge 22, and the free bearing with holes that the promptly described longitudinal axis passes on frame chassis 21 and the short column 32 forms hinged.At least be provided with the fixed point or the lifting rope draw off gear of a lifting rope 26 on the external part of said C type suspension bracket 25 lower transverse beams.C type suspension bracket 25 in this structure can rotate around the longitudinal axis, makes the lower transverse beam of C type suspension bracket 25 stretch into 4 belows, bridge bottom surface, for lifting rope 26 inspection rack 5 of slinging provides suspension centre; But because transverse axis hinge 24 is not set; When the unwheeling of this structure is positioned at upward slope section and the lower slope section of arch bridge floor, the center of gravity direction of unwheeling and unwheeling cambered surface of living in the perpendicular bisector of corresponding string can form certain included angle, i.e. the center of gravity direction of unwheeling is perpendicular to horizontal plane; The longitudinal axis on the frame chassis 21 is horizontal by certain angle; C type suspension bracket 25 is perpendicular with the longitudinal axis, and then the center of gravity with frame chassis 21 has formed certain angle, at this moment; The lower transverse beam of C type suspension bracket 25 can produce certain moment of torsion with respect to the top rail and the longitudinal axis, makes the stressed deterioration of C type suspension bracket 25 and frame chassis 21.Therefore this structure preferably only is used to not have the maintenance of the horizontal bridge of the gradient.
Second kind of structure for the utility model; Establish the free bearing with holes of the longitudinal axis on the width of said frame chassis 21 between two parties; The bottom of short column 32 also correspondence is provided with free bearing with holes; The free bearing with holes that described longitudinal axis hinge 22 is arranged on by correspondence on the external part short column 32 of frame chassis 21 and C type suspension bracket 25 top rails is formed, and the described longitudinal axis cuts with scissors on 22 and is installed with the longitudinal axis.
The operational method that employing the utility model device carries out the bridge maintenance is following: for first kind of structure; Overlapping vehicle frame chassis 21, pillar 23 and C type suspension bracket 25 with two is transported to respectively on the sidewalk, bridge both sides; Penetrating longitudinal axis hinge 22 with the longitudinal axis stands in pillar 23 on the frame chassis 21; Penetrate transverse axis hinge 24 top rails with C type suspension bracket 25 with transverse axis and be fixed on the pillar 23, and its lower transverse beam is sidelong to 4 belows, bridge bottom surface from the outer of bridge, the scene is combined into the whole unwheeling of two covers.Perhaps; The C type suspension bracket 25 of two cover vehicle frame chassis 21, band short column 32 is transported to respectively on the sidewalk, bridge both sides; Frame chassis 21 is connected with the short column 32 of C type suspension bracket 25 top rail external parts through universal joint 30 or ball pivot 31; And the lower transverse beam of C type suspension bracket 25 is sidelong to 4 belows, bridge bottom surface from the outer of bridge, the scene is combined into the whole unwheeling of two covers.
For second kind of structure; Two cover vehicle frame chassis 21 are transported to respectively on the sidewalk, bridge both sides with C type suspension bracket 25; Penetrating longitudinal axis hinge 22 top rails with C type suspension bracket 25 with the longitudinal axis is fixed on the frame chassis 21; And its lower transverse beam is sidelong to 4 belows, bridge bottom surface from the outer of bridge, the scene is combined into the whole unwheeling of two covers.
In above assembly unit process, need take certain lifting and supporting measure, vertical to guarantee pillar 23 or C type suspension bracket 25; And can be around the longitudinal axis or universal joint 30 or ball pivot 31 rotations; The top rail that guarantees C type suspension bracket 25 is substantially parallel with bridge floor 2, and can be around the longitudinal axis or universal joint 30 or ball pivot 31 to 4 rotations of bridge bottom surface, simultaneously; Each wheel 27 usefulness voussoirs on the frame chassis 21 are clogged; To stop that wheel 27 rotates, prevent to slip car, so just be that the lifting of the inspection rack 5 that assembles under the bridge provides two fixing suspension centres.
The solid steel cable of system at the two ends of inspection rack 5; Utilize hoisting equipment to lift by crane synchronously, inspection rack 5 is promoted to suitable working depth, be respectively fixed on two lifting rope 26 fixed points on C type suspension bracket 25 lower transverse beams with the two ends of lifting rope 26 again inspection rack 5; With lifting rope 26 fastening locks jail; Can add protective rope when needing inspection rack 5 is fixedly prevented to rock swing, remove the lifting steel cable on the hoisting equipment again, the two ends of inspection rack 5 are vertically hung on two C type suspension brackets 25.
When inspection rack 5 is hung after on two C type suspension brackets 25; Because the action of gravity of inspection rack 5; Said pillar 23 is limited to around the rotation of transverse axis around the rotation and the C type suspension bracket 25 of the longitudinal axis on the contrary, and said C type suspension bracket 25 is also limited to around the rotation of universal joint 30 joints or the ball pivot 31 or the longitudinal axis.As the people in having sexual intercourse to be hooked in a hook on the house beam the same, the people can haul upwards climbing of rope, and hook random flip angle or fall down not.At this moment can remove the lifting and the supporting measure that are arranged near pillar 23 and the C type suspension bracket 25, let two tool cars of the utility model come into operation.The utility model tool car provides a safe and reliable job platform for the bridge bottom surface.Put down cat ladder at the bridge side; The maintainer can get into inspection rack 5 from the cat ladder of bridge side; Overhaul or construction operation, after a work section operation is accomplished, unclamping the voussoir of filling in below each wheel 27 on the sidewalk of bridge floor 2; Artificial promotion two scaffold cars move ahead and can drive inspection rack 5 to new work plane, continue the service work of back again.When this unwheeling is used for the bridge of side band drag-line; Can arrange two scaffold cars in each front and back in the both sides of bridge; C type suspension bracket 25 on two scaffold cars of bridge the same side stretches out the bridge outside respectively in the space of different drag-lines; With the lifting rope 26 of C type suspension bracket 25 bottoms on two scaffold cars of bridge the same side is respectively solid on corresponding same end on the inspection rack 5; Alternately move two C type suspension bracket 25 and unwheelings through replacing of lifting rope 26 on the two C type suspension brackets 25 is stressed, thereby avoid stopping of bridge side drag-line.Because this unwheeling does not take runway in the course of the work, so be particularly suitable for the maintenance construction of heavy traffic bridge.
Claims (9)
1. suspension bracket radial type bridge inspection car; Comprise unwheeling and the arm that can extend the bridge outside; It is characterized in that: described unwheeling comprises frame chassis (21); Described arm is a C type suspension bracket (25), and described frame chassis (21) is hinged through the lower end of longitudinal axis hinge (22) and the longitudinal axis and a pillar (23), and the upper end of said pillar (23) is hinged through the external part of transverse axis hinge (24) and transverse axis and C type suspension bracket (25) top rail; Perhaps, frame chassis (21) is connected with the external part of C type suspension bracket (25) top rail through universal joint (30) or ball pivot (31); Perhaps; Described frame chassis (21) is hinged through the external part of longitudinal axis hinge (22) and the longitudinal axis and C type suspension bracket (25) top rail, is provided with the fixed point or the lifting rope draw off gear of a lifting rope (26) on the external part of said C type suspension bracket (25) lower transverse beam at least.
2. a kind of suspension bracket radial type bridge inspection car according to claim 1; It is characterized in that: described longitudinal axis hinge (22) is made up of the free bearing with holes that correspondence is arranged on frame chassis (21) and the pillar (23); Perhaps; Free bearing with holes by correspondence is arranged on frame chassis (21) and the C type suspension bracket (25) is formed, and described transverse axis hinge (24) is made up of the free bearing with holes that correspondence is arranged on pillar and the C type suspension bracket (25).
3. a kind of suspension bracket radial type bridge inspection car according to claim 1 and 2; It is characterized in that: the cross section of said pillar (23) is up big and down small del; The longitudinal section of said pillar (23) is for going up little triangle down greatly; Be provided with free bearing with holes on the longitudinal centre line of said frame chassis (21) and on the angle of pillar (23) cross section below, be provided with free bearing with holes respectively on the angle of top, said pillar (23) longitudinal section and on the external part of C type suspension bracket (25) top rail bottom surface.
4. a kind of suspension bracket radial type bridge inspection car according to claim 1; It is characterized in that: the external part of said C type suspension bracket (25) top rail stretches out a short column (32) downwards; The cross section of short column (32) is up big and down small reverse taper, or is sphenoid, or is prismatic cylinder; Described universal joint (30) is vertically laid; The lower end of universal joint (30) is fixed on the frame chassis (21), and the upper end of universal joint (30) is connected with the short column (32) of C type suspension bracket (25) top rail external part, and said ball pivot (31) is made up of lower seat, orbicule and last bearing; Orbicule is arranged between bearing and the lower seat, and last bearing is connected with the short column (32) of frame chassis (21) with C type suspension bracket (25) top rail external part respectively with lower seat.
5. a kind of suspension bracket radial type bridge inspection car according to claim 1 and 2; It is characterized in that: the external part of said C type suspension bracket (25) top rail stretches out a short column (32) downwards, and on the longitudinal centre line of said frame chassis (21) and the below of short column (32) cross section is provided with free bearing with holes.
6. a kind of suspension bracket radial type bridge inspection car according to claim 1; It is characterized in that: said C type suspension bracket (25) is gone up the height of the height of montant greater than bridge lateral rail (20) top to bridge bottom surface (4); The length of said C type suspension bracket (25) top rail is greater than the width in center, bridge sidewalk to bridge lateral rail (20) outside, and the length of said C type suspension bracket (25) lower transverse beam is more than or equal to the length of C type suspension bracket (25) top rail.
7. a kind of suspension bracket radial type bridge inspection car according to claim 1 is characterized in that: described C type suspension bracket (25) is boxboard type member or trussmember.
8. a kind of suspension bracket radial type bridge inspection car according to claim 1 is characterized in that: the external part of said C type suspension bracket (25) lower transverse beam is provided with 2 lifting rope fixed points.
9. a kind of suspension bracket radial type bridge inspection car according to claim 1 is characterized in that: the lifting rope draw off gear that is provided with on said C type suspension bracket (25) lower transverse beam is an electric block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201625124U CN202543799U (en) | 2012-04-17 | 2012-04-17 | Hanging bracket hinging type bridge maintenance vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201625124U CN202543799U (en) | 2012-04-17 | 2012-04-17 | Hanging bracket hinging type bridge maintenance vehicle |
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| CN202543799U true CN202543799U (en) | 2012-11-21 |
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| CN2012201625124U Expired - Lifetime CN202543799U (en) | 2012-04-17 | 2012-04-17 | Hanging bracket hinging type bridge maintenance vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635066A (en) * | 2012-04-17 | 2012-08-15 | 湖北武大珞珈工程结构检测咨询有限公司 | Hanger articulated bridge inspection vehicle |
| CN103306218A (en) * | 2013-06-21 | 2013-09-18 | 重庆运安机电制造有限责任公司 | Bottom width overhaul hanging basket of bridge |
| CN106638300A (en) * | 2017-01-23 | 2017-05-10 | 重庆恒佳工程技术咨询有限公司 | Spanning type bridge maintenance system |
| CN106638296A (en) * | 2016-10-11 | 2017-05-10 | 株洲国铁实业有限公司 | Suspension method for bridge detection device and suspension arm assemblies |
-
2012
- 2012-04-17 CN CN2012201625124U patent/CN202543799U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635066A (en) * | 2012-04-17 | 2012-08-15 | 湖北武大珞珈工程结构检测咨询有限公司 | Hanger articulated bridge inspection vehicle |
| CN102635066B (en) * | 2012-04-17 | 2015-04-22 | 武汉武大巨成结构股份有限公司 | Hanger articulated bridge inspection vehicle |
| CN103306218A (en) * | 2013-06-21 | 2013-09-18 | 重庆运安机电制造有限责任公司 | Bottom width overhaul hanging basket of bridge |
| CN103306218B (en) * | 2013-06-21 | 2015-07-08 | 重庆运安机电制造有限责任公司 | Bottom width overhaul hanging basket of bridge |
| CN106638296A (en) * | 2016-10-11 | 2017-05-10 | 株洲国铁实业有限公司 | Suspension method for bridge detection device and suspension arm assemblies |
| CN106638296B (en) * | 2016-10-11 | 2018-03-06 | 株洲国铁实业有限公司 | The hanging method and suspension arm component of a kind of bridge detecting device |
| CN106638300A (en) * | 2017-01-23 | 2017-05-10 | 重庆恒佳工程技术咨询有限公司 | Spanning type bridge maintenance system |
| CN106638300B (en) * | 2017-01-23 | 2018-05-15 | 重庆恒佳工程技术咨询有限公司 | Great-leap-forward bridge maintenance system |
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