CN108453908A - Cantilever box beam temporary consolidation cuts off system and cuts off method - Google Patents
Cantilever box beam temporary consolidation cuts off system and cuts off method Download PDFInfo
- Publication number
- CN108453908A CN108453908A CN201810406195.8A CN201810406195A CN108453908A CN 108453908 A CN108453908 A CN 108453908A CN 201810406195 A CN201810406195 A CN 201810406195A CN 108453908 A CN108453908 A CN 108453908A
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- Prior art keywords
- guide plate
- steel pipe
- cutting
- concrete foundation
- temporary consolidation
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
-
- 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
- E01D21/10—Cantilevered erection
Abstract
System is cut off the invention discloses cantilever box beam temporary consolidation and cuts off method, which includes temporary consolidation structure system, operating platform and cutting machine arrangement system.Temporary consolidation structure system includes separation layer, sulphur-bonded mortar layer strength core, screw-thread steel etc.；Operating platform includes steel pipe support and hoistable platform, and wherein hoistable platform is to achieve the effect that lifting operation platform by the first steel cable of folding and unfolding；Cutting machine arranges that system includes universal wheel, fast pulley, diamond wire, tenon, guide plate, motor, big driving wheel, small driving wheel etc..The present invention is in concrete cutting process, cutting part is calibrated without construction personnel's moment, conventional air pumps pneumatic pick equipment etc. is avoided in cutting process, construction personnel needs the problems such as moment control device, and predetermined cuts position is not deviated by, safety is guaranteed by construction personnel, and if avoid conventional ultra high pressure water knife misoperation in the construction process, cause construction personnel to hurt oneself.
Description
Technical field
The present invention relates to wire cutting technology field, more particularly to the system of a kind of diamond wire saw concrete and the side of cutting off
Method.
Background technology
Cantilever construction can be applied in Large Span Bridges, can be small by the influence of topography with crossing river channel, cheuch, and can subtract
The programs such as few lifting, one-pass molding simplifies bridge construction program, while being suitable for a variety of bridge types, such as beam bridge, rigid frame
The advantages that bridge, arch bridge, cable-stayed bridge, in recent years, the construction of Cast-in-Situ Continuous Beam technology of bridge, are more and more ripe, more and more widely
It is used in bridge construction.To prevent T structures during Hanging Basket cantilever pouring from toppling, before construction should by T structures and pier shaft into
Row temporary consolidation by associated construction specification and is typically designed requirement, and does not make the too early stress of permanent bearing, during cantilever,
It does not stress depending on permanent bearing, cantilever load and uneven overturning moment is undertaken by temporary consolidation structure.Currently, traditional is interim solid
Knot concrete is cut using air pump pneumatic pick equipment, high-pressure water knife even explosive, is cut using air pump pneumatic pick equipment
Efficiency is low, generally requires to put into a large amount of manpower, but it is but very long to cut the duration.This method consumes a large amount of manpower, object
Power, financial resources, but can not shorten the construction period.And high-pressure water knife is used, higher operating costs needs a large amount of water sand, to production
Environmental pollution is larger, and maintenance cost is high.It is cut as using explosive, is unable to control the power of explosive, is easily destroyed building knot
Structure and be easy construction personnel is damaged.
Therefore, there is an urgent need for seeking one kind, to cut off method simple at present, and construction efficiency is high, construction environment is safe and cost-effective
The concrete foundation system of cutting off seems particularly significant.
Invention content
The purpose of the present invention is exactly to overcome drawbacks described above, provides a kind of cantilever box beam temporary consolidation and cuts off system and its cut off
Method.What the purpose of the present invention was achieved through the following technical solutions：
The cantilever box beam temporary consolidation cuts off system, including temporary consolidation structure system, operating platform and cutting machine arrangement
System, it is characterised in that：
The temporary consolidation structure system includes concrete foundation and two layers of the separation layer, the screw thread that are arranged in concrete foundation
Steel, sulphur-bonded mortar layer strength core and static breaking agent, sulphur-bonded mortar layer strength core are arranged between two layers of separation layer, sulphur-bonded mortar layer strength
In-core is equipped with screw-thread steel, screw-thread steel embedded Static cracking agent；
The operating platform includes steel pipe support and hoistable platform；The steel pipe support is arranged for placing steel tubes holder cutting machine
System, hoistable platform are used to place the carrying of cutting concrete foundation, and steel pipe support is arranged with hoistable platform in concrete foundation
Opposite both sides；
The cutting machine arrangement system includes two universal wheels, two fast pulleys, two big driving wheel and a small driving wheel, Gu
Fixed wheel is fixed on by the vertical connected nail of wheel group in wheel group placement plate, and big driving wheel, small driving wheel are arranged on circuit element, electricity
Circuit component is connect with control motor, and circuit element and wheel group placement plate bottom are equipped with guide plate respective slot, pass through guide plate pair
Groove is answered to be mounted on guide plate, guide plate is connect with concrete foundation, after diamond wire winds with one circuit along concrete foundation
It is wrapped in wheel group, guide plate respective slot both sides are arranged with the second steel cable mounting hole, and guide plate left part is connected with
After second rope closing motor, the second steel cable and the second rope closing motor, the second steel cable both ends are connected on the second steel cable mounting hole.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that steel pipe support setting is in concrete foundation week
It enclosing, includes the pedestal of several settings on the ground, chassis interior places fixing groove, and vertical steel pipe is put into inside fixing groove vertically,
And vertical steel pipe aperture identical with several spacing are respectively set in fixing groove, vertical steel pipe are fixed on by screw across aperture
Determine on slot；Lateral steel pipe is set up using bowl buckle holder in the middle part of vertical steel pipe, is equipped with elevating lever at the top of vertical steel pipe, on elevating lever
End connection guide plate.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that guide plate upper edge both sides are equipped with tenon, whole
The T-shaped structure of the bodily form, with guide plate respective slot structure matching, guide plate and tenon are slidably connected with guide plate respective slot；
The identical connecting hole of spacing is respectively equipped with elevating lever bottom at the top of the vertical steel pipe, bolt will be erected across corresponding connecting hole
It is connect to steel pipe with elevating lever.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that hoistable platform includes chassis, and tray bottom is set
There are tire, chassis upper to be equipped with shipping platform, spring is equipped between chassis and shipping platform, chassis both sides are respectively equipped with the first receipts
Rope motor, first steel cable one end are fixed on the first rope closing motor, and the other end is fixed on shipping platform side.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that slides plate end face and is equipped with guide plate and concrete
Connector, guide plate are bolted to connection with concrete connector with concrete foundation.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that wheel group vertical connected nail is set on fast pulley,
And be connected in wheel group placement plate by the vertical connected nail of wheel group, universal wheel is connected by screw in wheel group placement plate.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that circuit element side is equipped with connection jaws, control
Motor by transmission line connect circuit element on connection jaws, control motor on circuit element big driving wheel and small driving wheel
Power is provided.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that circuit element, wheel group placement plate and guide plate
Cushion block is equipped between respective slot；Guide plate bottom is equipped with groove positioning plate, and guide plate respective slot connects with guide plate and tenon
Guide plate respective slot and guide plate are fixed by the vertical connected nail of groove and groove positioning plate after connecing.
The cantilever box beam temporary consolidation cuts off system, it is characterised in that universal wheel, fast pulley, big driving wheel, small drive
Driving wheel is equipped with the diamond wire installation groove for winding diamond wire.
Method is cut off based on the temporary consolidation structure system for cutting off system, it is characterised in that including following method：
1）It includes steel pipe support and hoistable platform that operating platform, which sets up the operating platform,：
It is as follows that the steel pipe support sets up process：Steel pipe support is arranged around concrete foundation, it includes several is arranged on ground
Pedestal on face, chassis interior place fixing groove, vertical steel pipe be inserted into fixing groove inside, vertical steel pipe with set respectively in fixing groove
The identical aperture of several spacing is set, is inserted into respective apertures by screw and vertical steel pipe is fixed in fixing groove；In vertical steel
Lateral steel pipe is set up using bowl buckle holder in the middle part of pipe, required height is cut according to reality, selects at the top of vertical steel pipe and lifts
The corresponding connecting hole in bar bottom, is bolted, and elevating lever upper end connects guide plate, and guide plate upper surface edge is equipped with convex
Tenon, generally T-shaped structure；
The hoistable platform rides upon the concrete foundation other side opposite with cutting machine arrangement system, using tire that lifting is flat
Platform is moved to the concrete foundation other side, and closes the first rope closing motor, and the first steel cable is made to unclamp, and spring is acted in own resilient
Lower rising, until hoistable platform reaches the height to be cut；
2）Cutting machine arranges that cutting machine is fixed in the concrete foundation side installation that is mounted on of system, and assembled cutting machine is arranged
System moves on steel pipe support, and the concrete connector of guide plate end set is squeezed by pushing up quick-fried screw in concrete foundation,
So that guide plate is linked together with concrete foundation, then by cutting machine arrangement system circuit element and wheel group placement plate pass through
Guide plate respective slot is connect with the tenon on guide plate, after location determination, passes through groove fixed plate and the vertical connected nail of groove
It is fixed, checks whether cutting machine fixation is secured after installation is complete, motor 1 is accessed into power supply and is debugged；All prepare
After ready, be wrapped in successively through universal wheel after diamond wire is wound with one circuit along concrete foundation cutting machine big driving wheel,
On fast pulley, small driving wheel, fast pulley, big driving wheel and universal wheel；
3）A water purifying tank is placed in preparation before cutting off on the bridge floor of cantilever box beam, and will be in water purifying tank using PVC hose
Flow leads to fast pulley, universal wheel and concrete foundation location of cut；It is attached that PVC hose is fixed on cutting knife before cutting
Closely, excision operation is carried out after opening water source, catchment tray is set around concrete foundation, and water introduces wastewater disposal basin and is collected；
4）It cuts off temporary consolidation concrete and opens control motor, device is cut off in startup, and circuit element drives big driving wheel and small drive
Wheel rotation, diamond wire carry out the first knife excision under the action of universal wheel, big driving wheel, fast pulley to concrete foundation,
Position is cut off as the sulphur-bonded mortar layer strength core in temporary consolidation structure system, in cutting process, the second steel cable is in the second rope closing electricity
It is moved to the left under the pulling force effect of machine, drives guide plate respective slot and circuit element connected to it and wheel group placement plate to the left
Mobile, diamond wire is moved to the left under the drive of wheel group, completes cutting process；After completing the excision of the first knife, first is obtained
Knife cutting seam；It adjusts cutting machine height and carries out the second knife excision, obtain the second knife cutting seam, construction is recycled with this, will be consolidated temporarily
Excision is to achieve the purpose that release temporary consolidation at the top of junction structure system；
5）The concrete foundation block cut is moved to the shipping platform of hoistable platform by the removal of the concrete foundation block cut off
On, then start the first rope closing motor and pull the first steel cable, the first steel cable being connected with shipping platform is made to be recycled to the first rope closing
In motor, to make shipping platform drop to minimum point, concrete foundation block is moved away from into construction site.
By using above-mentioned technology, compared with prior art, beneficial effects of the present invention are as follows：
1）The present invention calibrates cutting part during cutting the first knife and the second knife to concrete without construction personnel's moment,
Directly according to required height, the connecting hole between elevating lever and vertical steel pipe is selected, is bolted, avoids tradition
In air pump pneumatic pick equipment, high-pressure water knife cutting process, construction personnel needs the moment to control the equipment, so as not to deviateing pre-
Determine cutting part；
2）Speed of application of the present invention is very fast, and during cutting off, the second rope closing motor pulls the second steel cable to drive integral cutting body
System moves to left, and realizes that diamond line cuts off temporary consolidation structure system；As long as having set up operating platform at the construction field (site), then
After diamond wire is wound with one circuit along concrete foundation on the fast pulley and driving wheel of cutting machine, it is then turned on motor
Waiting for 5 ~ 10 minutes can be by one knife of concrete well cutting；
3）The present invention in the construction process, will not damage construction personnel, and construction personnel need to only ensure that equipment can be transported normally
Row causes construction personnel to hurt oneself if avoiding conventional ultra high pressure water knife misoperation in the construction process.
Description of the drawings
Fig. 1 is that cantilever box beam temporary consolidation cuts off system elevation；
Fig. 2 is that cantilever box beam temporary consolidation cuts off system plan view；
Fig. 3 is that the guide plate in Fig. 1 arranges system skeleton connection procedure schematic diagram with cutting machine；
Fig. 4 is cantilever box beam and temporary consolidation concrete schematic diagram；
Fig. 5 is that elevational schematic view is completed in the cutting of temporary consolidation concrete；
Fig. 6 is temporary consolidation structure system schematic diagram；
Fig. 7 is hoistable platform schematic diagram；
In figure：1-control motor；2-big driving wheels；3-fast pulleys；4-concrete foundations；5-connection jaws；6-circuit elements
Part；7-guide plates；8-tenons；9-diamond wires；10-screws；11-transmission lines；12-wheel group placement plates；13-wheel groups
Vertical connected nail；14-cushion blocks；15-guide plate respective slots；16-groove fixed plates；The vertical connected nail of 17-grooves；18—
Guide plate and concrete connector；19-bolts；20-bowl buckle connectors；21-lateral steel pipes；22-vertical steel pipes；23-is outstanding
Pour box beam；24-diamond wire installation grooves；25-the first knife cutting seam；26-the second knife cutting seam；27-universal wheels；28—
Small driving wheel；29-PVC hoses；30-water purifying tanks；31-bridge floors；32-fixing grooves；33-pedestals；34-wastewater disposal basins；35—
Shipping platform；36-springs；37-the first steel cable；38-the first rope closing motor；39-tires；40-screw-thread steels；41-sulphur
Screed strength core；42-separation layers；43-static breaking agents；44-elevating levers；45-connecting holes, 46- the second steel cable mounting holes,
The second steel cables of 47-, 48- the second rope closing motors.
Specific implementation mode
Below in conjunction with Figure of description, the invention will be further described, but protection scope of the present invention is not limited in
This：
As shown in figs. 1-7, cantilever box beam temporary consolidation of the invention cuts off system, including temporary consolidation structure system, operation are put down
Platform and cutting machine arrange system：
The temporary consolidation structure system includes concrete foundation 4 and two layers of the separation layer 42, the spiral shell that are arranged in concrete foundation 4
Line steel 40, sulphur-bonded mortar layer strength core 41 and static breaking agent 43, sulphur-bonded mortar layer strength core 41 are arranged between two layers of separation layer 42,
Screw-thread steel 40,40 embedded Static cracking agent 43 of screw-thread steel are equipped in sulphur-bonded mortar layer strength core 41；
As shown, the operating platform includes steel pipe support and hoistable platform；The steel pipe support is used for placing steel tubes holder
Cutting machine arranges that system, hoistable platform can be also placed on steel pipe support, and hoistable platform is used to place cutting concrete foundation
It carries, cutting machine arranges that system and hoistable platform are arranged in the opposite both sides of concrete foundation 4；
As depicted in figs. 1 and 2, the cutting machine arrangement system includes that two fast pulleys 3, two of universal wheel 27, two drive greatly
2 and a small driving wheel 28 are taken turns, the vertical connected nail 13 of wheel group is set on universal wheel 27 and fast pulley 3, and vertically connect by wheel group
It connects nail 13 to be connected in wheel group placement plate 12, while universal wheel 27 is equipped with the screw 10 for fixing itself component；Big driving wheel 2,
Small driving wheel 28 is arranged on circuit element 6, and 6 side of circuit element is equipped with connection jaws 5, and control motor 1 is connected by transmission line 11
The connection jaws 5 on circuit element 6 are connect, control motor 1 is to the big driving wheel 2 and the offer power of small driving wheel 28 on circuit element 6；
Circuit element 6 and 12 bottom of wheel group placement plate are equipped with guide plate respective slot 15, are mounted on and are slided by guide plate respective slot 15
On andante 7,7 end face of guide plate is equipped with guide plate and concrete connector 18, guide plate and concrete connector 18 and concrete
Basis 4 is fixedly connected by bolt 19, and diamond wire 9 is wrapped in after winding with one circuit along concrete foundation 4 in wheel group, such as Fig. 1
Shown in Fig. 3, for the continuity for the process of cutting off, the present invention is arranged with the second steel in 15 both sides of guide plate respective slot
It restricts mounting hole 46,7 left part of guide plate is connected with the second rope closing motor 48, after the second steel cable 47 and the second rope closing motor 48, the
Two steel cables, 47 both ends are connected on the second steel cable mounting hole 46, when normal condition, since the second rope closing motor 48 is to the second steel cable
47 have always pulling force, and after the second steel cable 47 is by 48 rope closing of the second rope closing motor, distance between the two is most short, in cutting for the present invention
Before construction, diamond wire 9 is wrapped in concrete foundation 4, and cutting machine arrangement system is pulled to the right right end, guide plate pair
Groove 15 is answered to be moved to right end on guide plate 7, distance is maximum between the second steel cable 47 and the second rope closing motor 48, starts control
Motor 1 processed cuts off work progress, and diamond wire 9 cuts concrete foundation 4, and diamond wire 9 cuts concrete foundation 4
When, due to the pulling force of the second rope closing motor 48, the second steel cable 47 is driven to pull to the left, the second steel cable 47 drives cutting machine to arrange body
System is continuously moved to the left, and realizes the cutting off completely to concrete foundation 4 of diamond wire 9.
In order to connect more securely, the present invention is set between circuit element 6, wheel group placement plate 12 and guide plate respective slot 15
There is cushion block 14；7 bottom of guide plate be equipped with groove positioning plate 16, guide plate respective slot 15 connect with guide plate 7 and tenon 8 after by
The vertical connected nail 17 of groove and groove positioning plate 16 fix guide plate respective slot 15 and guide plate 7.
As shown in figure 3,7 upper edge both sides of guide plate are equipped with tenon 8, T-shaped structure is integrally formed, with guide plate respective slot
15 structure matchings, guide plate 7 and tenon 8 are slidably connected with guide plate respective slot 15；22 top of the vertical steel pipe and lifting
44 bottom of bar is respectively equipped with the identical connecting hole 45 of spacing, and bolt passes through corresponding connecting hole 45 by vertical steel pipe 22 and elevating lever
44 connections.
As shown in fig. 7, the hoistable platform includes chassis 44,44 bottom of chassis is equipped with tire 39, and 44 top of chassis is equipped with
Shipping platform 35 is equipped with spring 36 between chassis 44 and shipping platform 35,44 both sides of chassis are respectively equipped with the first rope closing motor 38,
First steel cable, 37 one end is fixed on the first rope closing motor 38, and the other end is fixed on 35 side of shipping platform.
For the ease of installing diamond wire 9, the present invention is on universal wheel 27, fast pulley 3, big driving wheel 2, small driving wheel 28
Equipped with the diamond wire installation groove 24 for winding diamond wire 9.
As shown, the present invention is based on cantilever box beam temporary consolidations to cut off system, to the temporary consolidation of cantilever box beam bottom surface
Structural system cuts off method, includes the following steps：
1）It includes steel pipe support and hoistable platform that operating platform, which sets up the operating platform,：
It is as follows that the steel pipe support sets up process：Steel pipe support is arranged around concrete foundation 4, it includes several is arranged on ground
Pedestal 33 on face, the distance between adjacent pans 33 are 0.5m in the embodiment of the present invention, and fixing groove is placed inside pedestal 33
32, vertical steel pipe 22 is put into inside fixing groove 32, vertical steel pipe 22 is identical with several spacing are respectively set in fixing groove 32
Aperture is inserted into screw in the respective apertures on vertical steel pipe 22 and fixing groove 32, makes vertical steel pipe according to actual height needs
22 are fixed in fixing groove 32；Lateral steel pipe 21 is set up using bowl buckle holder 20 at 22 middle part of vertical steel pipe, according to practical cutting
Required height selects 22 top connecting hole 45 corresponding with 44 bottom of elevating lever of vertical steel pipe, is bolted, elevating lever
44 upper ends connect guide plate 7, and 7 upper surface edge of guide plate is equipped with tenon 8, generally T-shaped structure；
The hoistable platform rides upon concrete foundation 4 other side opposite with steel pipe support, using tire 39 by hoistable platform
It is moved to 4 other side of concrete foundation, and closes the first rope closing motor 38, so that the first steel cable 37 is unclamped, spring 36 is in itself bullet
Rise under force effect, until hoistable platform reaches the height to be cut, for the ease of cutting off, and dust pollution lifting when avoiding cutting off
Platform, the present invention can wait and hoistable platform moved to the corresponding position on steel pipe support again after cutting off construction in construction,
Further according to actual needs, it is adjusted to respective heights；
2）Cutting machine arranges that cutting machine is fixed in 4 side of the concrete foundation installation that is mounted on of system, and assembled cutting machine is arranged
System moves on steel pipe support, and the concrete connector 18 of 7 end set of guide plate squeezes into coagulation soil matrix by pushing up quick-fried screw 19
On plinth 4, guide plate 7 is made to link together with concrete foundation 4, then by the circuit element 6 and wheel group in cutting machine arrangement system
Placement plate 12 is connect by guide plate respective slot 15 with the tenon 8 on guide plate 7, after location determination, passes through groove fixed plate
16 and the vertical connected nail of groove 17 be fixed, check that whether secured cutting machine is fixed, and power supply is accessed by motor 1 after installation is complete
And it is debugged；After everything in readiness, after diamond wire 9 is wound with one circuit along concrete foundation 4 successively through universal wheel 27
It is wrapped on big driving wheel 2, fast pulley 3, small driving wheel 28, fast pulley 3, big driving wheel 2 and the universal wheel 27 of cutting machine, such as schemes
Shown in 2；
3）A water purifying tank 30 is placed in preparation before cutting off on the bridge floor 31 of cantilever box beam 23, and will be net using PVC hose 29
Flow in pond 30 leads to 4 location of cut of fast pulley 3, universal wheel 27 and concrete foundation, to store cutting process
Middle recirculated cooling water；PVC hose 29 is fixed near cutting knife before cutting, excision operation, operation are carried out after opening water source
When caused by diamond wire 9 rotates water mist, operating personnel pay attention to carrying out waterproof work, while remittance is set around concrete foundation 4
Sink, and water introduces wastewater disposal basin 34 and is collected；
4）It cuts off temporary consolidation concrete and opens control motor 1, startup is cut off in device cutting process, and circuit element 6 drives greatly
Driving wheel 2 and small driving wheel 28 rotate, and diamond wire 9 is under the action of universal wheel 27, big driving wheel 2, fast pulley 3 to concrete
Basis 4 carries out the first knife excision, and excision position is sulphur-bonded mortar layer strength core 41, when normal condition, due to the second rope closing motor 48
There is pulling force always to the second steel cable 47, after the second steel cable 47 is by 48 rope closing of the second rope closing motor, distance between the two is most short,
The present invention cut off construction before, diamond wire 9 is wrapped in concrete foundation 4, by cutting machine arrangement system be pulled to the right it is most right
End, guide plate respective slot 15 are moved to right end, distance between the second steel cable 47 and the second rope closing motor 48 on guide plate 7
Maximum starts control motor 1, cuts off work progress, and diamond wire 9 cuts concrete foundation 4, and diamond wire 9 is cut
When concrete foundation 4, due to the pulling force of the second rope closing motor 48, the second steel cable 47 is driven to pull to the left, the second steel cable 47 drives
Cutting machine arrangement system is continuously moved to the left, and is realized the cutting off completely to concrete foundation 4 of diamond wire 9, is passed through vertical steel pipe
22 top connecting holes 45 corresponding with 44 bottom of elevating lever, adjustment cutting machine height carry out the second knife excision, obtain the second knife and cut
Slot 26 recycles construction with this as shown in Figure 5, and when cutting is symmetrically cut off, will at the top of temporary consolidation structure system excision from
And achieve the purpose that release temporary consolidation；
5）The concrete foundation block cut is moved to the shipping platform of hoistable platform by the removal of the concrete foundation block cut off
On 35, then starts the first rope closing motor 38 and pull the first steel cable 37, the first steel cable 37 being connected with shipping platform 35 is made to recycle
Into the first rope closing motor 38, to make shipping platform 35 drop to minimum point, concrete foundation block is moved away from into construction site, such as
Shown in Fig. 7.
The above-mentioned specific implementation mode technical solution that the invention is not limited in any way, it is every to use equivalent replacement or wait
The technical solution that the mode of effect transformation is obtained all falls within protection scope of the present invention.
Claims (10)
1. cantilever box beam temporary consolidation cuts off system, including temporary consolidation structure system, operating platform and cutting machine arrange system,
It is characterized in that：
The temporary consolidation structure system includes concrete foundation（4）And it is arranged in concrete foundation（4）Two layers interior of separation layer
（42）, screw-thread steel（40）, sulphur-bonded mortar layer strength core（41）And static breaking agent（43）, sulphur-bonded mortar layer strength core（41）It is arranged two
Layer separation layer（42）Between, sulphur-bonded mortar layer strength core（41）It is interior to be equipped with screw-thread steel（40）, screw-thread steel（40）Embedded Static cracking agent
（43）；
The operating platform includes steel pipe support and hoistable platform；The steel pipe support is arranged for placing steel tubes holder cutting machine
System, hoistable platform are used to place the carrying of cutting concrete foundation, and cutting machine arranges that system is arranged with hoistable platform in coagulation
Earth foundation（4）Opposite both sides；
The cutting machine arrangement system includes two universal wheels（27）, two fast pulleys（3）, two big driving wheels（2）And one
Small driving wheel（28）, fast pulley（3）Pass through the vertical connected nail of wheel group（13）It is fixed on wheel group placement plate（12）On, big driving wheel
（2）, small driving wheel（28）It is arranged in circuit element（6）On, circuit element（6）With control motor（1）Connection, circuit element（6）
With wheel group placement plate（12）Bottom is equipped with guide plate respective slot（15）, pass through guide plate respective slot（15）Mounted on guide plate
（7）On, guide plate（7）With concrete foundation（4）Connection, diamond wire（9）Along concrete foundation（4）It is wound after winding with one circuit
In wheel group；The guide plate respective slot（15）Both sides are arranged with the second steel cable mounting hole（46）, guide plate（7）Left part
It is connected with the second rope closing motor（48）, the second steel cable（47）With the second rope closing motor（48）Afterwards, the second steel cable（47）Both ends connect
In the second steel cable mounting hole（46）On.
2. cantilever box beam temporary consolidation according to claim 1 cuts off system, it is characterised in that steel pipe support setting is mixed
Solidifying earth foundation（4）Around, include the pedestal of several settings on the ground（33）, pedestal（33）Place fixing groove in inside（32）, erect
To steel pipe（22）Put fixing groove into vertically（32）Inside, and vertical steel pipe（22）With fixing groove（32）On several spacing are respectively set
Identical aperture, vertical steel pipe（22）By screw fixing groove is fixed on across aperture（32）On；In vertical steel pipe（22）It adopts at middle part
With bowl buckle holder（20）Set up lateral steel pipe（21）, vertical steel pipe（22）Top is equipped with elevating lever（44）, elevating lever（44）Upper end
Connect guide plate（7）.
3. cantilever box beam temporary consolidation according to claim 2 cuts off system, it is characterised in that guide plate（7）Upper edge two
Side is equipped with tenon（8）, T-shaped structure is integrally formed, with guide plate respective slot（15）Structure matching, guide plate（7）And tenon（8）
With guide plate respective slot（15）It is slidably connected；The vertical steel pipe（22）Top and elevating lever（44）Bottom is respectively equipped with spacing
Identical connecting hole（45）, bolt is across corresponding connecting hole（45）By vertical steel pipe（22）With elevating lever（44）Connection.
4. cantilever box beam temporary consolidation according to claim 1 cuts off system, it is characterised in that hoistable platform includes chassis
（44）, chassis（44）Bottom is equipped with tire（39）, chassis（44）Top is equipped with shipping platform（35）, chassis（44）With shipping platform
（35）Between be equipped with spring（36）, chassis（44）Both sides are respectively equipped with the first rope closing motor（38）, the first steel cable（37）One end is solid
It is scheduled on the first rope closing motor（38）On, the other end is fixed on shipping platform（35）Side.
5. cantilever box beam temporary consolidation according to claim 1 cuts off system, it is characterised in that guide plate（7）End face is equipped with
Guide plate and concrete connector（18）, guide plate and concrete connector（18）With concrete foundation（4）Pass through bolt（19）
It is fixedly connected.
6. cantilever box beam temporary consolidation according to claim 1 cuts off system, it is characterised in that fast pulley（3）Upper setting wheel
The vertical connected nail of group（13）, and pass through the vertical connected nail of wheel group（13）It is connected to wheel group placement plate（12）On, universal wheel（27）It is logical
Cross screw（10）It is connected to wheel group placement plate（12）On.
7. cantilever box beam temporary consolidation according to claim 1 cuts off system, it is characterised in that circuit element（6）Side is set
There are connection jaws（5）, control motor（1）Pass through transmission line（11）Connect circuit element（6）On connection jaws（5）, control motor（1）
To circuit element（6）On big driving wheel（2）With small driving wheel（28）Power is provided.
8. cantilever box beam temporary consolidation according to claim 3 cuts off system, it is characterised in that circuit element（6）, wheel group
Placement plate（12）With guide plate respective slot（15）Between be equipped with cushion block（14）；Guide plate（7）Bottom is equipped with groove positioning plate
（16）, guide plate respective slot（15）With guide plate（7）And tenon（8）By the vertical connected nail of groove after connection（17）It is fixed with groove
Position plate（16）By guide plate respective slot（15）And guide plate（7）It is fixed.
9. cutting off system according to any cantilever box beam temporary consolidations of claim 1-8, it is characterised in that universal wheel（27）、
Fast pulley（3）, big driving wheel（2）, small driving wheel（28）It is equipped with for winding diamond wire（9）Diamond wire installation groove
（24）.
10. cutting off method based on the temporary consolidation structure system for cutting off system according to claim 1, it is characterised in that packet
Include following method：
1）It includes steel pipe support and hoistable platform that operating platform, which sets up the operating platform,：
It is as follows that the steel pipe support sets up process：Steel pipe support is arranged in concrete foundation（4）Around, it includes that several settings exist
Pedestal on ground（33）, pedestal（33）Place fixing groove in inside（32）, vertical steel pipe（22）It is inserted into fixing groove（32）Inside is erected
To steel pipe（22）With fixing groove（32）On the identical aperture of several spacing is respectively set, by screw be inserted into respective apertures in will erect
To steel pipe（22）It is fixed on fixing groove（32）On；In vertical steel pipe（22）Middle part uses bowl buckle holder（20）Set up lateral steel pipe
（21）, according to the height needed for practical cutting, select vertical steel pipe（22）Top and elevating lever（44）The corresponding connecting hole in bottom
（45）, it is bolted, elevating lever（44）Upper end connects guide plate（7）, guide plate（7）Upper surface edge is equipped with tenon（8）,
Generally T-shaped structure；
The hoistable platform rides upon the concrete foundation opposite with cutting machine arrangement system（4）The other side utilizes tire（39）
Hoistable platform is moved to concrete foundation（4）The other side, and close the first rope closing motor（38）, make the first steel cable（37）Pine
It opens, spring（36）Rise under own resilient effect, until hoistable platform reaches the height to be cut；
2）Cutting machine arrangement system is mounted on concrete foundation（4）The fixed cutting machine of side installation, by assembled cutting machine cloth
The system of setting moves on steel pipe support, guide plate（7）The concrete connector of end set（18）By pushing up quick-fried screw（19）It squeezes into
Concrete foundation（4）On, make guide plate（7）With concrete foundation（4）It links together, then by the electricity in cutting machine arrangement system
Circuit component（6）And wheel group placement plate（12）Pass through guide plate respective slot（15）With guide plate（7）On tenon（8）Connection, position
It sets after determining, passes through groove fixed plate（16）And the vertical connected nail of groove（17）It is fixed, cutting machine is checked after installation is complete
Whether fixation is secured, and motor 1 is accessed power supply and is debugged；After everything in readiness, by diamond wire（9）Along concrete
Basis（4）Through universal wheel after winding with one circuit（27）It is wrapped in the big driving wheel of cutting machine successively（2）, fast pulley（3）, small driving wheel
（28）, fast pulley（3）, big driving wheel（2）And universal wheel（27）On；
3）Preparation before cutting off is in cantilever box beam（23）Bridge floor（31）One water purifying tank of upper placement（30）, and utilize PVC hose
（29）By water purifying tank（30）In flow lead to fast pulley（3）, universal wheel（27）And concrete foundation（4）Location of cut；
By PVC hose before cutting（29）It is fixed near cutting knife, excision operation is carried out after opening water source, in concrete foundation（4）
Surrounding sets catchment tray, and water introduces wastewater disposal basin（34）It is collected；
4）It cuts off temporary consolidation concrete and opens control motor（1）, start and cut off device, circuit element（6）Drive big driving wheel
（2）With small driving wheel（28）Rotation, diamond wire（9）In universal wheel（27）, big driving wheel（2）, fast pulley（3）Under the action of it is right
Concrete foundation（4）The first knife excision is carried out, it is the sulphur-bonded mortar layer strength core in temporary consolidation structure system to cut off position（41）,
In cutting process, the second steel cable（47）In the second rope closing motor（48）Pulling force effect under be moved to the left, drive guide plate correspond to
Groove（15）And circuit element connected to it（6）With wheel group placement plate（12）It is moved to the left, diamond wire（9）In the band of wheel group
It is moved to the left under dynamic, completes cutting process；After completing the excision of the first knife, the first knife cutting seam is obtained（25）；Adjust cutting machine
Height carries out the second knife excision, obtains the second knife cutting seam（26）, construction is recycled with this, will be cut at the top of temporary consolidation structure system
Except to achieve the purpose that release temporary consolidation；
5）The concrete foundation block cut is moved to the shipping platform of hoistable platform by the removal of the concrete foundation block cut off
（35）On, then start the first rope closing motor（38）Pull the first steel cable（37）, make and shipping platform（35）The first connected steel
Rope（37）It is recycled to the first rope closing motor（38）In, to make shipping platform（35）Minimum point is dropped to, by concrete foundation block
Move away from construction site.
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| CN201810406195.8A CN108453908B (en) | 2018-04-30 | 2018-04-30 | Temporary consolidation cutting system and method for cantilever casting box girder |
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| CN201810406195.8A CN108453908B (en) | 2018-04-30 | 2018-04-30 | Temporary consolidation cutting system and method for cantilever casting box girder |
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Cited By (1)
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| CN108453908B (en) * | 2018-04-30 | 2023-09-26 | 安徽省公路桥梁工程有限公司 | Temporary consolidation cutting system and method for cantilever casting box girder |
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| CN108453908B (en) | 2023-09-26 |
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