CN107513944A - Servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support and operating method - Google Patents
Servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support and operating method Download PDFInfo
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- CN107513944A CN107513944A CN201710856505.1A CN201710856505A CN107513944A CN 107513944 A CN107513944 A CN 107513944A CN 201710856505 A CN201710856505 A CN 201710856505A CN 107513944 A CN107513944 A CN 107513944A
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- workbench
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- 238000011017 operating method Methods 0.000 title claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 44
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- 238000010276 construction Methods 0.000 claims abstract description 9
- 230000011218 segmentation Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000003466 welding Methods 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 230000001112 coagulating effect Effects 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
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- 229920003023 plastic Polymers 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 238000003892 spreading Methods 0.000 claims description 3
- 239000011796 hollow space material Substances 0.000 claims description 2
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- 230000001360 synchronised effect Effects 0.000 claims description 2
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- 238000011105 stabilization Methods 0.000 description 1
Classifications
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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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support and operating method, it is related to field of bridge construction, its structure includes driving, crossbeam, perpendicular truss, workbench, hoist engine and balancing weight etc., the duct length both ends that mobile support is installed as needed for segmentation are respectively mainly set one, the track that two mobile supports are laid on bridge floor edge of a wing top surface along longitudinal direction is moved or fixed, pipeline is lifted by crane and is fixedly mounted on bridge floor edge of a wing bottom surface paragraph by paragraph, and pipe laying section length needed for the spacing-visible between two drivings carries out flexible arrangement；Simultaneously, the driving of every mobile support is bundled in railing bottom by steel wire rope, it conveniently the interim of driving can fix and effectively prevent transverse shifting of the driving along the bridge floor edge of a wing, servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support and operating method after improvement have the advantages that simple structure, work efficiency are notable, low-cost, safe and reliable and applied widely, therefore can wider popularization and application.
Description
Technical field
The present invention relates to a kind of field of bridge construction, in particular to servicing bridges bridge floor edge of a wing bottom surface Pipe installing to move
Support and operating method.
Background technology
After being built up across straits or across the large bridge of great rivers, demand or former design defect due to economic development
Etc. reason, need to set up the line style facility such as pipeline on in-service operation bridge.These pipelines are generally located on bridge floor edge of a wing bottom surface, point
Into certain length Piecemeal erection, more difficult installation of driving a vehicle such as is checked across structural base is existing using former bridge, because checking
Driving is single, and longitudinal length is limited, it is impossible to a smoothly segment pipe of the fixed certain length of installation；Such as use bridge inspection vehicle
Installation is, it is necessary to the operations simultaneously of two detection cars, somewhat expensive, and the bearing capacity for detecting car is limited, it is impossible to undertakes larger weight
Pipe installing operation.
Disclosed China Patent No. is CN201710038004.2 " Pipe installing job platform and construction method ", the pipeline
Speciality platform is a kind of large-scale special equipment, although the larger pipeline of single weight can be installed, due to being made by Pipe installing
The limitation of industry platform longitudinal length, it is impossible to install the longer pipeline of section length, and the equipment manufacturing cost is higher, such as uses two phases
Then expense is higher for same equipment installation slender pipeline.The substantially similar Application No. with above-mentioned Chinese patent
CN201320089694.1 " laid with bridge under the movable type of gas pipeline engineering and hang operating platform ", Application No.
CN201310061682.2 " laying gas pipeline engineering engineering method with bridge ", a kind of Application No. CN201621437469.2 " bridges
The unsuitable Piecemeal erection of single device be present and exceed each of equipment longitudinal length in side duct installation removable job platform "
Segmented conduit.
The content of the invention
The defects of technical problems to be solved by the invention are to overcome prior art and a kind of simple structure, work efficiency are provided
Significantly, servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support low-cost, safe and reliable, applied widely and operation
Method.
The technical problem of the present invention is achieved through the following technical solutions：
A kind of servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support, including the row vertically moved along bridge floor edge of a wing top surface
Car, the crossbeam for being arranged on driving top, it is arranged on the perpendicular truss of crossbeam outer end and is arranged on perpendicular truss lower end and is located at the bridge floor wing
Workbench below edge；Described crossbeam is provided with pulley；Hoist engine and balancing weight, the hoist engine are provided with described driving
Pull rope bypass pulley connecting shackle, and pipeline lifting is fixed on bridge floor edge of a wing bottom surface through suspension hook；Described
Mobile support respectively sets one by the duct length both ends of installation needed for segmentation, is provided with mobile support lateral outer side and is fixed on bridge
Face edge of a wing top surfaceRailing, the driving of every mobile support is bundled on railing by steel wire rope.
Described bridge floor edge of a wing top surface is provided with along the track longitudinally laid, and the driving bottom described in every is along each before and after longitudinal direction
If a wheel shaft, the both ends of every wheel shaft are all provided with movable pulley, and movable pulley makees longitudinal direction unblock along track and moves or pin fixation.
Described track is spaced centre distances and the movable pulley horizontal spacing center identical concave surface driven a vehicle upward for a pair
Channel-section steel, the movable pulley at every wheel shaft both ends are separately positioned in a pair of tracks, and every segment length of every track is equal to 2 times of drivings and indulged
To length+every section of duct segments length+rich length 1m~2m that need to be installed, number of tracks is at least two sections, every section of track it
Between bolt connection, and make alternately spreading.
Described mobile support is provided with the water horse for being placed on bridge floor edge of a wing top surface along bridge floor edge of a wing top surface laterally inboard.
Described hoist engine is placed on the upper hoist engine synchronous working on railing side, two drivings of every driving,
And installation fixed -piping is lifted by crane through suspension hook and hand fit；It is upper close to water horse one that described balancing weight is deposited in every driving
Side, the balancing weight are coagulating cement soil block or bloom；Driving described in every is bundled in railing bottom by two steel wire ropes.
Described balancing weight configuration weight is calculated by equation below to be determined：
Formula one,
Formula two,
During mobile support lifting installation fixed -piping, a pair of movable pulleys of the close water horse side of every driving can not depart from rail
Road, that is, it must is fulfilled for：
Formula three,
Formula four,
In formula one, formula two, formula three, formula four, movable pulley of the every driving close to railing side is set to movable pulley A,
Movable pulley close to water horse side is set to movable pulley B；Every driving is close to the lower end of railing side is set to A ends, upper end is set to E
End；Every driving is set to B ends close to the lower end of water horse side, and upper end is set to D ends；On the crossbeam outer end and perpendicular truss of every driving
End joint is set to F ends, and perpendicular truss lower end is set to G ends with workbench outer end joint, and workbench the inner is set to H ends, OK
Balancing weight center of gravity application point is C on car, and each symbol implication is as follows：
--- driving need to stack the weight of balancing weight,；
--- the track counter-force suffered by the close railing side movable pulley A of driving,；
--- the track counter-force suffered by the close water horse side movable pulley B of driving,；
--- weight of a pair of tracks per segment length,；
--- the ultimate tension of steel wire rope,；
--- the frictional resistance suffered by track,；
--- the weight of perpendicular truss,；
--- the gross weight of traveling load on workbench,；
--- the gross weight carried in driving is by driving widthThe uniform weight shared out equally,；
--- the gross weight of crossbeam presses crossbeam lengthThe uniform weight shared out equally,；
--- the wind-force suffered by perpendicular truss cross-bridges face direction presses perpendicular truss depthThe uniform weight shared out equally,；
--- the gross weight of workbench presses workbench widthThe uniform weight shared out equally,；
--- operating personnel in auxiliary lifting on workbench or when pipeline is fixedly mounted, workbench G ends and H ends it
Between move, the gross weight of traveling load on workbenchPosition be,；
--- in driving balancing weight center of gravity application point C to A ends distance,；
--- the width at driving A ends to B ends,；
--- the height at driving D ends to B ends,；
--- the length at crossbeam D ends to F ends,；
--- the height at perpendicular truss F ends to G ends,；
--- the length at workbench G ends to H ends,；
--- wind load combination coefficient, chosen by relevant specification,；
--- the global factor of safety of balancing weight, chosen by relevant specification,；
--- the frictional resistance force coefficient of track bottom surface and bridge floor edge of a wing top surface, obtained by experiment or by relevant specification value,；
--- the tensile-strength safety factor of steel wire rope,。
Described driving is the hollow square frame of shaped steel welding, and described crossbeam is the quadra of shaped steel welding, should
Crossbeam one end and the driving frame roof of driving are welded, and the top of the other end and perpendicular truss is welded；Described perpendicular truss is shaped steel
The quadra of welding, the perpendicular truss lower end are welded with workbench outer end.
Described workbench is the hollow square framework of shaped steel welding, and bottom sets bottom plate, and hollow space is pacified for lifting
The working space of fixed -piping is filled, brace is provided between workbench and perpendicular truss and is connected.
Described pipeline is plastic conduit or steel pipe, is divided into certain length Piecemeal erection, is used per segment pipe
Anchor ear, setscrew are fixed on bridge floor edge of a wing bottom surface, and the lineament thing of insertion full-bridge is interconnected to form per segment pipe.
A kind of operating method of servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support, is operated in accordance with the following steps：
Step 1: traffic envelope road and delimitation boundary of works area
(1) according to the size of the grading scale of bridge and the volume of traffic, a car close to railing side is closed according to pertinent regulations
Road, warning mark is set, boundary of works area delimited, is isolated with water horse or other safety devices, special messenger is implemented and induces commander to hand over
It is logical, it is ensured that traffic and construction safety；
(2) construction machinery and material are stacked in order；
Step 2: mobile support is installed in place
(1) laying-down position attachment rail is pressed, track laying is needed to the position of pipe laying in first paragraph and second segment first
Put, it is desirable to track and bridge floor edge of a wing top surface flat contact, there is gap to be leveled up with sheet rubber；
(2) a pair of movement mounts tie every mobile support in the both ends of first paragraph duct segments length, two steel wire ropes
Tie up in railing bottom, movable pulley pins fixed driving, and hoist engine and balancing weight are in place；
Step 3: the first segment pipe of installation
(1) Pipe installing position laying-down, anchor ear and setscrew position are positioned；
(2) hoist engine, suspension hook and hand fit lift by crane first pipeline；
(3) operating personnel assist pipeline handling in place on workbench, and fix first pipeline with anchor ear, setscrew；
Step 4: second pipeline of mobile stent migration and installation
(1) two steel wire ropes for being bundled in railing bottom, movable pulley unblock driving are removed；
(2) a pair of movement supports are moved into second Pipe installing position in orbit, movable pulley pins fixed driving；
Every mobile support is bundled in railing bottom by (3) two steel wire ropes again；
(4) track of first paragraph Pipe installing position is dismantled, moves to the 3rd segment pipe installation site；
(5) second segment Pipe installing is completed by (1)~(3) of step 3；
Next segment pipe installation is completed paragraph by paragraph by step 4 until all Pipe installings of full-bridge are completed.
Compared with prior art, the present invention is mainly the track of servicing bridges bridge floor edge of a wing top surface laying longitudinal direction, and utilizes
A pair of longitudinal arrangement length being made up of driving, crossbeam, perpendicular truss and workbench etc. are to be segmented the movement of pipe laying length
Support, pipeline is lifted by crane and is fixedly mounted on bridge floor edge of a wing bottom surface paragraph by paragraph, and installed needed for the spacing-visible between two drivings
Duct segments length carries out flexible arrangement, therefore can be suitably used for pipeline of the installation length more than separate unit movement stent length；Meanwhile often
By steel wire rope binding in place in the railing bottom of mobile support lateral outer side, it can conveniently drive a vehicle for the driving of platform movement support
It is interim fixed and effectively prevent transverse shifting of the driving along the bridge floor edge of a wing, the servicing bridges bridge floor edge of a wing bottom surface pipeline after improvement
The mobile support of installation and operating method have simple structure, work efficiency notable, low-cost, safe and reliable and applied widely etc. excellent
Point, therefore wider popularization and application can be obtained.
Brief description of the drawings
Fig. 1 is the facade structures schematic diagram of the present invention.
Fig. 2 is Fig. 1 left-hand view.
Fig. 3 is Fig. 1 A-A profiles.
Fig. 4 is the Force Calculation schema of mobile support.
Embodiment
The embodiment of the present invention will be elaborated again by above-mentioned accompanying drawing below.
As shown in Fig. 1 ~ Fig. 4, the 1. bridge floor edges of a wing, 2. railings, 3. pipelines, 4. water horses, 5. drivings, 51. tracks, 52. wheel shafts,
53. movable pulley, 54. hoist engines, 55. suspension hooks, 56. steel wire ropes, 6. balancing weights, 7. crossbeams, 8. perpendicular truss, 9. workbenches, 91.
Bottom plate, 92. braces.
Servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support and operating method, as shown in Fig. 1 ~ Fig. 3, are mainly used in
By pipeline 3 paragraph by paragraph quickly, conveniently, flexibly, be fixedly mounted in the bottom surface of the servicing bridges bridge floor edge of a wing 1.
Wherein, mobile support is to move installation along the longitudinal direction of the top surface of the bridge floor edge of a wing 1, and the structure of every mobile support is equal
Identical, according to Fig. 1, the present embodiment is using the outer end on the left of view as mobile support, view right side as mobile branch
The inner of frame, the fore-and-aft direction of view is as longitudinal direction, and the left and right directions of view is as laterally.
Described mobile contoured cradle is similar to the type of falling G, and its structure is by driving 5, crossbeam 7, perpendicular truss 8 and workbench
9 grades are formed, and are being moved support lateral outer side provided with the railing 2 for being fixed on the top surface of the bridge floor edge of a wing 1, are being moved support along the bridge floor edge of a wing 1
Top surface laterally inboard is provided with the water horse 4 for being placed on the top surface of the bridge floor edge of a wing 1；In actual use, mobile support is installed as needed for segmentation
The length both ends of pipeline 3 respectively set one, when any segment pipe 3 is installed a pair of drivings 5 be fixed on track 51, install next section
When driving 5 be moved to next section after fix again.
Described driving 5 is the hollow square frame that shaped steel is welded, and 5 bottoms of driving respectively set a wheel along before and after longitudinal direction
Axle 52, the both ends of every wheel shaft set a movable pulley 53, and the movable pulley can make longitudinal direction unblock on track 51 along bridge floor and move
Or pin and fix.
Described track 51 is a pair of interval centre distances and the horizontal spacing center identical concave surface of movable pulley 53 of driving 5
Channel-section steel upward, uses shaped steel firm welding between two channel-section steels, and the movable pulley 53 at the every both ends of wheel shaft 52 is separately positioned on a pair of rails
In road 51, i.e., each movable pulley 53 can move in the concave surface of channel-section steel；It is vertical that every segment length of every track 51 is equal to 2 times of drivings
To length+every section of duct segments length+rich length 1m~2m that need to be installed, the quantity of track 51 is at least two sections, every section of track
It is connected between 51, can splices or dismantle, Pipe installing is carried out to carry out alternately spreading mobile for mobile support.
A hoist engine 54 is placed close to the side of railing 2 in described driving 5, the bottom of crossbeam 7 of every mobile support exists
Fixed pulley is provided between driving 5 and perpendicular truss 8, the pull rope of hoist engine 54 bypasses pulley connecting shackle 55, two drivings 5
On hoist engine 54 work asynchronously, and pipeline 3 is lifted by crane through suspension hook and is manually fixedly mounted on the bottom surface of the bridge floor edge of a wing 1；Driving 5 is leaned on
Balancing weight 6 is stacked in the nearly side of water horse 4, plays balanced sequence support transverse stabilization function, is toppled with preventing from moving support；The counterweight
Block 6 is coagulating cement soil block or bloom；Every driving 5 is bundled in the bottom of railing 2 by two steel wire ropes 56, prevents driving 5
Along the transverse shifting of the bridge floor edge of a wing 1.
Described crossbeam 7 is the quadra that shaped steel is welded, one end and the driving frame roof welding jail of driving 5
Gu the upper end of the other end and perpendicular truss 8 is welded；Described perpendicular truss 8 is the quadra that shaped steel is welded, upper end and crossbeam
7 welding, lower end and the outer end firm welding of workbench 9；Perpendicular truss 8 is acted on by horizontal wind-force, and the intensity of wind-force is by having
Specification is closed to choose；Described workbench 9 is the hollow square framework that shaped steel is welded, and bottom sets bottom plate 91, hollow bulb
Divide and form working space, be available for operating personnel's auxiliary lifting pipeline 3, and Pipe installing is fixed on the bottom surface of the bridge floor edge of a wing 1；It is described
Workbench 9 and perpendicular truss 8 between connected provided with brace 92, the brace is Steel section member, play strengthen workbench 9 with it is perpendicular
The effect of truss 8.
Described pipeline 3 is that plastics or steel make, and is arranged on the bottom surface of the bridge floor edge of a wing 1 and is used to convey the things such as liquid or gas
Matter, it is divided into certain length Piecemeal erection, bridge is fixed on using anchor ear, the setscrew of a determining deviation sum amount per segment pipe 3
The bottom surface of the face edge of a wing 1, the lineament thing of insertion full-bridge is interconnected to form per segment pipe 3.
In addition, the configuration weight of balancing weight 6 determines as shown in figure 4, can be calculated by equation below：
Formula one,
Formula two,
During mobile support lifting installation fixed -piping 3, a pair of movable pulleys 53 of the close side of water horse 4 of every driving 5 can not
De-orbit 51, that is, must be fulfilled for：
Formula three,
Formula four,
In formula one, formula two, formula three, formula four, every 5 movable pulley 53 close to the side of railing 2 of driving is set to mobile
A is taken turns, the movable pulley 53 close to the side of water horse 4 is set to movable pulley B；Every driving 5 close to the lower end of the side of railing 2 be set to A ends, on
End is set to E ends；Every driving 5 is set to B ends close to the lower end of the side of water horse 4, and upper end is set to D ends；Outside the crossbeam 7 of every driving 5
End is set to F ends with the perpendicular upper end joint of truss 8, and the perpendicular lower end of truss 8 is set to G ends, workbench with the outer end joint of workbench 9
9 the inners are set to H ends, and balancing weight center of gravity application point is C in driving, and each symbol implication is as follows：
--- driving 5 need to stack the weight of balancing weight 6,；
--- driving 5 close to the track counter-force suffered by the side movable pulley A of railing 2,；
--- driving 5 close to the track counter-force suffered by the side movable pulley B of water horse 4,；
--- weight of a pair of tracks per segment length,；
--- the ultimate tension of steel wire rope 56,；
--- the frictional resistance suffered by track 51,；
--- the weight of perpendicular truss 8,；
--- the gross weight of the traveling load such as personnel on workbench 9, small-sized machine, equipment and the pipeline 3 that need to install,；
--- 5 structures of driving include wheel shaft 52, movable pulley 53 and hoist engine 54, the gross weight of operating personnel's equivalent-load is pressed
Driving widthThe uniform weight shared out equally,；
--- the gross weight of crossbeam 7 presses crossbeam lengthThe uniform weight shared out equally,；
--- the wind-force suffered by the perpendicular cross-bridges face direction of truss 8 presses perpendicular truss depthThe uniform weight shared out equally,；
--- the gross weight of workbench 9 presses workbench widthThe uniform weight shared out equally,；
--- operating personnel are in auxiliary lifting on workbench 9 or fixed installation pipeline 3, at workbench G ends and H ends
Between move, the gross weight of the traveling load such as personnel on workbench 9, small-sized machine, equipment and the pipeline 3 that need to install's
Position is,；
--- driving 5 on the center of gravity application point C of balancing weight 6 to A ends distance,；
--- the width at driving A ends to B ends,；
--- the height at driving D ends to B ends,；
--- the length at crossbeam D ends to F ends,；
--- the height at perpendicular truss F ends to G ends,；
--- the length at workbench G ends to H ends,；
--- wind load combination coefficient, chosen by relevant specification,；
--- the global factor of safety of balancing weight 6, chosen by relevant specification,；
--- the bottom surface of track 51 and the frictional resistance force coefficient of the top surface of the bridge floor edge of a wing 1, obtained by experiment or taken by relevant specification
Value,；
--- the tensile-strength safety factor of steel wire rope 56,。
The operating method of the present invention operates in accordance with the following steps：
Step 1: traffic envelope road and delimitation boundary of works area
(1) according to the size of the grading scale of bridge and the volume of traffic, a car close to the side of railing 2 is closed according to pertinent regulations
Road, the marks such as warning, instruction are set, boundary of works area delimited, is isolated with water horse 4 or other safety devices, implement special messenger and lure
Lead and direct traffic, it is ensured that traffic and construction safety；
(2) construction machinery and material are stacked in order, convenient operation；
Step 2: mobile support is installed in place
(1) laying-down position attachment rail 51 is pressed, track laying is needed into pipe laying in first paragraph and second segment first
Position, it is desirable to track and the top surface flat contact of the bridge floor edge of a wing 1, there is gap to be leveled up with sheet rubber；
(2) a pair of movement mounts are at the both ends of the section length of the first segment pipe 3, and two steel wire ropes 56 are by every mobile support
The bottom of railing 2 is bundled in, movable pulley 53 pins fixed driving 5, and hoist engine 54 and balancing weight 6 are in place；
Step 3: the first segment pipe of installation
(1) the installation site laying-down of pipeline 3, anchor ear and setscrew position are positioned；
(2) hoist engine 54, suspension hook 55 and hand fit lift by crane first pipeline 3；
(3) operating personnel assist pipeline handling in place on workbench 9, and fix first pipeline with anchor ear, setscrew；
Step 4: second pipeline of mobile stent migration and installation
(1) two steel wire ropes 56 for being bundled in the bottom of railing 2, the unblock of movable pulley 53 driving 5 are removed；
(2) a pair of movement supports are moved into second installation site of pipeline 3 on track 51, movable pulley 53 pins fixed driving 5；
Every mobile support is bundled in the bottom of railing 2 by (3) two steel wire ropes 56 again；
(4) track 51 of the installation site of the first segment pipe 3 is dismantled, moves to the installation site of the 3rd segment pipe 3；
(5) second segment Pipe installing is completed by (1)~(3) of step 3；
Next segment pipe installation is completed paragraph by paragraph by step 4 until all Pipe installings of full-bridge are completed.
The present invention is that the length both ends of pipeline 3 installed as needed for segmentation respectively set a mobile support, therefore even if installation is grown
The pipeline spent well beyond separate unit movement stent length can also be applicable installation, and this mobile support used in pairs is applicable not only to
Servicing bridges, new bridging beam is also applied for, in addition to pipe laying, can be used for detection, malfunction elimination of bridge etc..
Embodiment of the present invention is only illustrative of the invention and is not intended to limit the scope of the invention.It should additionally manage
Solution, after the content of the invention lectured has been read, those skilled in the art can make various changes or modifications to the present invention, this
A little equivalent form of values are equally fallen within the application appended claims limited range.
Claims (10)
1. a kind of servicing bridges bridge floor edge of a wing bottom surface Pipe installing moves support, including along the bridge floor edge of a wing（1）Top surface vertically moves
Driving（5）, be arranged on driving top crossbeam（7）, be arranged on the perpendicular truss of crossbeam outer end（8）Be arranged on perpendicular truss lower end
And it is located at the bridge floor edge of a wing（1）The workbench of lower section（9）；Described crossbeam（7）It is provided with pulley；Described driving（5）Inside set
There is hoist engine（54）And balancing weight（6）, the hoist engine（54）Pull rope bypass pulley connecting shackle（55）, and through suspension hook by institute
State pipeline（3）Lifting is fixed on the bridge floor edge of a wing（1）Bottom surface, it is characterised in that described mobile support is installed as needed for segmentation
Pipeline（3）Length both ends respectively set one, are provided with mobile support lateral outer side and are fixed on the bridge floor edge of a wing（1）The railing of top surface
（2）, the driving of every mobile support（5）Pass through steel wire rope（56）It is bundled in railing（2）On.
2. servicing bridges bridge floor edge of a wing bottom surface according to claim 1 Pipe installing moves support, it is characterised in that described
The bridge floor edge of a wing（1）Top surface is provided with along the track longitudinally laid（51）, the driving described in every（5）Bottom is respectively set along before and after longitudinal direction
A piece wheel shaft（52）, the both ends of every wheel shaft are all provided with movable pulley（53）, and movable pulley is along track（51）Make longitudinal direction unblock it is mobile or
Pin and fix.
3. servicing bridges bridge floor edge of a wing bottom surface according to claim 1 Pipe installing moves support, it is characterised in that described
Track（51）For a pair of interval centre distances and driving（5）Movable pulley horizontal spacing center identical concave surface channel-section steel upward,
Every wheel shaft（52）The movable pulley at both ends（53）It is separately positioned on a pair of tracks（51）Interior, every segment length of every track is equal to 2
Times vehicular longitudinal direction length+every section of duct segments length+rich length 1m~2m that need to be installed, track（51）Quantity is at least two
Section, every section of track（51）Between bolt connection, and make alternately spreading.
4. servicing bridges bridge floor edge of a wing bottom surface according to claim 2 Pipe installing moves support, it is characterised in that described
Mobile support along the bridge floor edge of a wing（1）Top surface laterally inboard is provided with and is placed on the bridge floor edge of a wing（1）The water horse of top surface（4）.
5. servicing bridges bridge floor edge of a wing bottom surface according to claim 4 Pipe installing moves support, it is characterised in that described
Hoist engine（54）It is placed on every driving（5）Upper close railing（2）Side, two drivings（5）On hoist engine（54）It is synchronous
Work, and through suspension hook（55）Installation fixed -piping is lifted by crane with hand fit（3）；Described balancing weight（6）It is deposited in every row
Car（5）Upper close water horse（4）Side, the balancing weight（6）For coagulating cement soil block or bloom.
6. servicing bridges bridge floor edge of a wing bottom surface according to claim 5 Pipe installing moves support, it is characterised in that described
Balancing weight（6）Configure weight and determination is calculated by equation below：
Formula one,
Formula two,
Mobile support lifting installation fixed -piping（3）When, every driving（5）Close water horse（4）A pair of movable pulleys of side
（53）It can not de-orbit（51）, that is, it must is fulfilled for：
Formula three,
Formula four,
In formula one, formula two, formula three, formula four, every driving（5）Close to railing（2）The movable pulley of side（53）If
For movable pulley A, close water horse（4）The movable pulley of side（53）It is set to movable pulley B；Every driving（5）Close to railing（2）Side
Lower end is set to A ends, upper end is set to E ends；Every driving（5）Close to water horse（4）The lower end of side is set to B ends, and upper end is set to D ends；
Every driving（5）Crossbeam（7）Outer end and perpendicular truss（8）Upper end joint is set to F ends, erects truss（8）Lower end and workbench
（9）Outer end joint is set to G ends, workbench（9）The inner is set to H ends, and balancing weight center of gravity application point is C in driving, each symbol
Implication is as follows：
--- driving（5）Balancing weight need to be stacked（6）Weight,；
--- driving（5）Close to railing（2）Track counter-force suffered by the movable pulley A of side,；
--- driving（5）Close to water horse（4）Track counter-force suffered by the movable pulley B of side,；
--- weight of a pair of tracks per segment length,；
--- steel wire rope（56）Ultimate tension,；
--- track（51）Suffered frictional resistance,；
--- perpendicular truss（8）Weight,；
--- workbench（9）The gross weight of upper traveling load,；
--- driving（5）The gross weight of upper carrying is by driving widthThe uniform weight shared out equally,；
--- crossbeam（7）Gross weight press crossbeam lengthThe uniform weight shared out equally,；
--- perpendicular truss（8）Wind-force suffered by the direction of cross-bridges face presses perpendicular truss depthThe uniform weight shared out equally,；
--- workbench（9）Gross weight press workbench widthThe uniform weight shared out equally,；
--- operating personnel are in workbench（9）Pipeline is fixedly mounted in upper auxiliary lifting（3）When, in workbench G ends and H
Moved between end, workbench（9）The gross weight of upper traveling loadPosition be,；
--- driving（5）Upper balancing weight（6）Center of gravity application point C to A ends distance,；
--- the width at driving A ends to B ends,；
--- the height at driving D ends to B ends,；
--- the length at crossbeam D ends to F ends,；
--- the height at perpendicular truss F ends to G ends,；
--- the length at workbench G ends to H ends,；
--- wind load combination coefficient, chosen by relevant specification,；
--- balancing weight（6）Global factor of safety, by relevant specification choose,；
--- track（51）Bottom surface and the bridge floor edge of a wing（1）The frictional resistance force coefficient of top surface, obtained or by relevant specification by experiment
Value,；
--- steel wire rope（56）Tensile-strength safety factor,。
7. servicing bridges bridge floor edge of a wing bottom surface according to claim 1 Pipe installing moves support, it is characterised in that described
Driving（5）For the hollow square frame of shaped steel welding, described crossbeam（7）For the quadra of shaped steel welding, the crossbeam（7）
One end and driving（5）The welding of driving frame roof, the other end and perpendicular truss（8）Top welding；Described perpendicular truss（8）For
The quadra of shaped steel welding, the perpendicular truss（8）Lower end and workbench（9）Weld outer end.
8. servicing bridges bridge floor edge of a wing bottom surface according to claim 1 Pipe installing moves support, it is characterised in that described
Workbench（9）For the hollow square framework of shaped steel welding, bottom sets bottom plate（91）, hollow space is lifting installation fixation
Pipeline（3）Working space, in workbench（9）With perpendicular truss（8）Between be provided with brace（92）Connection.
9. servicing bridges bridge floor edge of a wing bottom surface according to claim 1 Pipe installing moves support, it is characterised in that described
Pipeline（3）For plastic conduit or steel pipe, it is divided into certain length Piecemeal erection, per segment pipe（3）Using anchor ear, swollen
Swollen screw is fixed on the bridge floor edge of a wing（1）Bottom surface, per segment pipe（3）It is interconnected to form the lineament thing of insertion full-bridge.
10. a kind of servicing bridges bridge floor edge of a wing bottom surface Pipe installing moves the operating method of support, it is characterised in that this method is pressed
Operated according to following steps：
Step 1: traffic envelope road and delimitation boundary of works area
(1) according to the size of the grading scale of bridge and the volume of traffic, closed according to pertinent regulations close to railing（2）One of side
Track, warning mark is set, boundary of works area delimited, with water horse（4）Or other safety devices are isolated, implement special messenger's induction and refer to
Wave traffic, it is ensured that traffic and construction safety；
(2) construction machinery and material are stacked in order；
Step 2: mobile support is installed in place
(1) laying-down position attachment rail is pressed（51）, track laying is needed into pipe laying in first paragraph and second segment first
（3）Position, it is desirable to track and the bridge floor edge of a wing（1）Top surface flat contact, has gap to be leveled up with sheet rubber；
(2) a pair of movement mounts are in the first segment pipe（3）The both ends of section length, two steel wire ropes（56）By every movement
Support is bundled in railing（2）Bottom, movable pulley（53）Pin fixed driving（5）, hoist engine（54）And balancing weight（6）In place；
Step 3: the first segment pipe of installation
(1) pipeline（3）Installation site laying-down, position anchor ear and setscrew position；
(2) hoist engine（54）, suspension hook（55）First pipeline is lifted by crane with hand fit（3）；
(3) operating personnel are in workbench（9）Upper assistance pipeline（3）Handling is in place, and fixes first with anchor ear, setscrew
Pipeline；
Step 4: second pipeline of mobile stent migration and installation
(1) two are removed and is bundled in railing（2）The steel wire rope of bottom（56）, movable pulley（53）Unblock driving；
(2) by a pair of movement supports in track（51）On move to second pipeline（3）Installation site, movable pulley（53）Pin and fix
Driving（5）；
(3) two steel wire ropes（56）Every mobile support is bundled in railing again（2）Bottom；
(4) the first segment pipe is dismantled（3）The track of installation site（51）, move to the 3rd segment pipe（3）Installation site；
(5) second segment Pipe installing is completed by (1)~(3) of step 3；
Next segment pipe installation is completed paragraph by paragraph by step 4 until all Pipe installings of full-bridge are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710856505.1A CN107513944A (en) | 2017-09-21 | 2017-09-21 | Servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support and operating method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710856505.1A CN107513944A (en) | 2017-09-21 | 2017-09-21 | Servicing bridges bridge floor edge of a wing bottom surface Pipe installing movement support and operating method |
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| CN107513944A true CN107513944A (en) | 2017-12-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110886225A (en) * | 2019-11-29 | 2020-03-17 | 湖北省路桥集团有限公司 | Construction method of cable tower stay cable installation system |
| CN113215978A (en) * | 2021-05-13 | 2021-08-06 | 中国化学工程第四建设有限公司 | Construction method for laying pipeline along with bridge |
| CN114632698A (en) * | 2022-03-17 | 2022-06-17 | 宁波交通工程建设集团有限公司 | Filter screen for treating large-block muck impurities under trestle |
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| CN110886225A (en) * | 2019-11-29 | 2020-03-17 | 湖北省路桥集团有限公司 | Construction method of cable tower stay cable installation system |
| CN113215978A (en) * | 2021-05-13 | 2021-08-06 | 中国化学工程第四建设有限公司 | Construction method for laying pipeline along with bridge |
| CN113215978B (en) * | 2021-05-13 | 2022-05-17 | 中国化学工程第四建设有限公司 | Construction method for laying pipeline along with bridge |
| CN114632698A (en) * | 2022-03-17 | 2022-06-17 | 宁波交通工程建设集团有限公司 | Filter screen for treating large-block muck impurities under trestle |
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Application publication date: 20171226 |