CN106012866B - A kind of steel truss girder walking type pushing device - Google Patents
A kind of steel truss girder walking type pushing device Download PDFInfo
- Publication number
- CN106012866B CN106012866B CN201610603750.7A CN201610603750A CN106012866B CN 106012866 B CN106012866 B CN 106012866B CN 201610603750 A CN201610603750 A CN 201610603750A CN 106012866 B CN106012866 B CN 106012866B
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- cylinder
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- sliding
- jacking
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 30
- 239000010959 steel Substances 0.000 title claims abstract description 30
- 210000003739 neck Anatomy 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims description 16
- 239000013307 optical fiber Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of steel truss girder walking type pushing device, including multigroup thrustor on slide rail and slide rail, hydraulic power unit, PLC main control computers, the slide rail includes bottom plate and slide plate, the both sides of the bottom plate are provided with multiple equally distributed rectangle necks, the thrustor includes sliding casing, jacking cylinder, horizontal sliding oil cylinder and correction oil cylinder, the sliding casing can be slided on slide rail, the piston of the horizontal sliding oil cylinder is connected with sliding one end of casing by horizontal sliding bearing pin, the cylinder base of the horizontal sliding oil cylinder is connected with by connecting bearing pin and is distributed in the ratchets of cylinder body both sides, the tooth coordinated with rectangle neck is provided with close to the ratchet front end, one face side plate of the sliding casing and the cylinder body of correction oil cylinder are connected, casing is interior and piston crown is provided with correction otic placode towards sliding for the piston of the correction oil cylinder.The apparatus structure is simple, saves man power and material；Constructed by hydraulic pushing, no impulse inertia.
Description
Technical field
The present invention is located at equipment for bridge construction field, more particularly to a kind of steel truss girder walking type pushing device.
Background technology
All it is with traditional support all the time due to the limitation of spar chord joints in steel truss girder installation
Daraf(reciprocal of farad) is constructed, slideway, sliding block, level jack by setting dilatory steel truss girder on bridge pier and Temporary Piers etc., will spelled
After dress differentiation section assembling is good, is exerted a force, push ahead steel truss girder with level jack by slideway, sliding block, shifted onto predetermined
Carry out beam behind position, complete the installment work of steel truss girder.But, this method needs to arrange substantial amounts of slideway on bridge pier to expire
The stress problem of sufficient steel truss girder, cause needs to do substantial amounts of preparation in construction, and efficiency is low, can waste substantial amounts of material
Material.
The content of the invention
Part, a kind of steel truss girder walking type pushing device of present invention offer, are somebody's turn to do in order to overcome the above-mentioned deficiencies of the prior art
Apparatus structure is simple, it is not necessary to lay substantial amounts of slideway, saves man power and material；Constructed by hydraulic pushing, no impulse inertia；
Synchronism is high.
To achieve the above object, the present invention is adopted the following technical scheme that：A kind of steel truss girder walking type pushing device, including cunning
Multigroup thrustor, hydraulic power unit, PLC main control computers on rail and slide rail, the slide rail include bottom plate and slide plate, the bottom plate
Both sides are provided with multiple equally distributed rectangle necks, and the thrustor includes sliding casing, jacking cylinder, horizontal sliding oil cylinder and entangled
Inclined oil cylinder, the sliding casing can be slided on slide rail, and one end of the piston and sliding casing of the horizontal sliding oil cylinder passes through horizontal sliding
Bearing pin is connected, and the cylinder base of the horizontal sliding oil cylinder is connected with by connecting bearing pin and is distributed in the ratchets of cylinder body both sides, close to described
Ratchet front end is provided with the tooth coordinated with rectangle neck, and a face side plate of the sliding casing and the cylinder body of correction oil cylinder are connected, institute
The piston of correction oil cylinder is stated towards in sliding casing and piston crown is provided with correction otic placode, provided with can be along water in the sliding casing
On the jacking cylinder of planar slide, the cylinder body of the jacking cylinder jacking ear plate, the jacking are provided with close to the side of correction oil cylinder
Otic placode is connected with correction otic placode, and displacement transducer is respectively equipped with the jacking cylinder, horizontal sliding oil cylinder and correction oil cylinder, each described
Displacement transducer is wired to PLC main control computers, and the PLC main control computers are wired to hydraulic power unit, the liquid
Press pump station is connected by jacking cylinder, horizontal sliding oil cylinder and the correction oil cylinder of oil pipe respectively with every group of thrustor, on the oil pipe
It is designed with the magnetic valve being connected with PLC main control computers.
In the above-mentioned technical solutions, the sliding bottom half is provided with the inverted U postive stop baffle coordinated with bottom plate, and this is spacing
Guide plate is provided with the inside of baffle bottom.
In the above-mentioned technical solutions, the coefficient of kinetic friction between slide plate and sliding casing is less than or equal to 0.10.
In the above-mentioned technical solutions, the coefficient of friction between the sliding casing and jacking cylinder is less than or equal to 0.10.
In the above-mentioned technical solutions, the deviation of each displacement transducer is ± 1mm.
In the above-mentioned technical solutions, pressure sensor is respectively equipped with the jacking cylinder and correction oil cylinder, each pressure is passed
Sensor is connected to PLC main control computers by wire or optical fiber.
In the above-mentioned technical solutions, the hydraulic power unit includes low pressure oil way and high-pressure oil passage, the low pressure oil way connection
To horizontal sliding oil cylinder, the high-pressure oil passage point two-way is connected to correction oil cylinder and jacking cylinder, and the low pressure oil way is provided with low pressure
It is respectively equipped with control valve group, the high-pressure oil passage and is connected to the correction high voltage control valve group of correction oil cylinder and is connected to jacking oil
The jacking high voltage control valve group of cylinder, low voltage control valve group, correction high voltage control valve group and jacking high voltage control valve group pass through wire
Or optical fiber is connected to PLC main control computers.
In the above-mentioned technical solutions, the cylinder body of the correction oil cylinder is connected through a screw thread with sliding the side plate of casing.
In the above-mentioned technical solutions, the jacking ear plate is connected with correction otic placode by otic placode bearing pin.
In the above-mentioned technical solutions, two ratchets are connected by U-shaped plate.
The beneficial effects of the invention are as follows：The apparatus structure is simple, it is not necessary to lay substantial amounts of slideway, saves manpower and thing
Power；Each PLC main control computers are interconnected, and any one PLC main control computer can be as main frame, and other PLC main control computers are subsidiary engine, main frame
Other subsidiary engines can be controlled, remote control is realized；Horizontal sliding oil cylinder, jacking cylinder and correction oil cylinder install displacement transducer and pressure
Force snesor, the pressure for receiving each group thrustor by PLC main control computers, by closed loop systems, makes each with displacement data
The level of group thrustor is pushed, vertical jacking and guarantee of laterally rectifying a deviation are synchronous, and synchronous error is adjustable, easy to adjust, and precision is high；
Correction is typically rarely employed or without using correction in the equipment pushing tow process, greatly reduces the pushing tow time, cost-effective.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of single group thrustor.
Fig. 3 is Fig. 2 top view
Fig. 4 is the hydraulic principle schematic diagram of single group thrustor..
Fig. 5 is the structural representation of the sliding U-shaped baffle plate of bottom half and limiting plate in Fig. 1.
Fig. 6 is the structural representation of horizontal sliding oil cylinder and ratchet in Fig. 1.
Wherein：1. hydraulic power unit, 2.PLC main control computers, 3. bottom plates, 4. slide plates, 5. rectangle necks, 6. sliding casings, 7. tops
Oil-lifting jar, 8. horizontal sliding oil cylinders, 9. correction oil cylinders, 10. connection bearing pins, 11. jacking displacement transducers, 12. horizontal sliding displacement transducers,
13. displacement transducer of rectifying a deviation, 14. jacking ear plates, 15. correction otic placodes, 16. ratchets, 17. postive stop baffles, 18. guide plates, 19.U
Template.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described.
As shown in Figure 1, Figure 2, a kind of steel truss girder walking type pushing device shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, including slide rail and cunning
Multigroup thrustor, hydraulic power unit 1, PLC main control computers 2 on rail, the slide rail include bottom plate 3 and slide plate 4, the bottom plate 3
Both sides are provided with multiple equally distributed rectangle necks 5, and the thrustor includes sliding casing 6, jacking cylinder 7, horizontal sliding oil cylinder 8
With correction oil cylinder 9, the sliding casing 6 can be slided on slide rail, one end of the piston and sliding casing 6 of the horizontal sliding oil cylinder 8
Connected by horizontal sliding bearing pin, the cylinder base of the horizontal sliding oil cylinder 8 is connected with by connecting bearing pin 10 and is distributed in the spine of cylinder body both sides
Pawl 11, the tooth coordinated with rectangle neck 5, a face side plate and the correction of the sliding casing 6 are provided with close to the front end of ratchet 16
The cylinder body connection of oil cylinder 9, casing 6 is interior and piston crown is provided with correction otic placode 15, institute towards sliding for the piston of the correction oil cylinder 9
State and be provided with sliding casing 6 on the jacking cylinder 7 that can be slided along the horizontal plane, the cylinder body of the jacking cylinder 7 close to correction oil cylinder 9
Side is provided with jacking ear plate 14, and the jacking ear plate 14 is connected with otic placode 15 of rectifying a deviation, the jacking cylinder 7, horizontal sliding oil cylinder 8 and entangled
Jacking displacement transducer 11, horizontal sliding displacement transducer 12, correction displacement transducer 13, each institute's rheme are respectively equipped with inclined oil cylinder 9
Displacement sensor is wired to PLC main control computers 2, and the PLC main control computers 2 are wired to hydraulic power unit 1, the liquid
Press pump station 1 is connected with the jacking cylinder 7, horizontal sliding oil cylinder 8 and correction oil cylinder 9 of every group of thrustor respectively by oil pipe, the oil
The magnetic valve being connected with PLC main control computers 2 is designed with pipe.
In the above-mentioned technical solutions, sliding casing 6 bottom is provided with the inverted U postive stop baffle 17 coordinated with bottom plate 3, should
The bottom inside of postive stop baffle 17 is provided with guide plate 18.
In the above-mentioned technical solutions, the coefficient of kinetic friction between slide plate 4 and sliding casing 6 is less than or equal to 0.10.This implementation
Example middle slide plate 4 is copper coin, and the limiting plate 17 for sliding the bottom of casing 6 is stainless steel plate.
In the above-mentioned technical solutions, the coefficient of friction between the sliding casing 6 and jacking cylinder 7 is less than or equal to 0.10.
It is oil-free lubrication plate to slide the bottom of casing 6, and the bottom of jacking cylinder 7 is provided with stainless steel plate, and guide plate 18 is also stainless steel plate.
In the above-mentioned technical solutions, the deviation of each displacement transducer is ± 1mm.
In the above-mentioned technical solutions, it is respectively equipped with pressure sensor on the jacking cylinder 7 and the oil inlet pipe of correction oil cylinder 9
(not shown), each pressure sensor is wired to PLC main control computers 2.Pressure sensor is set, by PLC main control computers 2
Pressure data be known that the input pressure size of each jacking cylinder 7 and correction oil cylinder 9, so as to whether judge jacking cylinder 7
Have hanging, and then be adjusted.When pressure sensor measures result more than 5MPa, it can be determined that go out jacking cylinder 7 and entangle
Inclined oil cylinder 9 is without hanging, conversely, then illustrating that jacking cylinder 7 and correction oil cylinder 9 are hanging.
In the above-mentioned technical solutions, the hydraulic power unit 2 includes low pressure oil way and high-pressure oil passage, the low pressure oil way connection
To horizontal sliding oil cylinder 8, the high-pressure oil passage point two-way is connected to correction oil cylinder 9 and jacking cylinder 7, and the low pressure oil way is provided with low
It is respectively equipped with pressure control valve group, the high-pressure oil passage and is connected to the correction high voltage control valve group of correction oil cylinder and is connected to jacking
The jacking high voltage control valve group of oil cylinder, low voltage control valve group, correction high voltage control valve group and jacking high voltage control valve group are by leading
Line or optical fiber are connected to PLC main control computers 2.
In the above-mentioned technical solutions, the cylinder body of the correction oil cylinder 9 is connected through a screw thread with sliding the side plate of casing 6.
In the above-mentioned technical solutions, the jacking ear plate 14 is connected with correction otic placode 15 by otic placode bearing pin.
In the above-mentioned technical solutions, two ratchets are connected by U-shaped plate 19.
During using device of the invention, slide rail is arranged on pier collateral branch frame, closed according to the joints situation of steel truss girder
The group number of removing the work top set pushing device, and set in pushing tow stroke, the present embodiment, spacing is 1m between adjacent rectangle neck 5,
Arrange after the device, steel truss girder load-bearing is transferred on the device, ratchet 16 is snapped onto into neck 5 by the synchronization top lifting of jacking top
In, drive horizontal sliding oil cylinder 8 to be pushed steel truss by hydraulic power unit 1, it is 1m that distance is pushed every time, and horizontal sliding oil cylinder 8 is completed
After push, now PLC main control computers 2 control horizontal sliding oil cylinder to bounce back by hydraulic power unit 1, and piston rod band pawl 16 is sliding from neck
Go out, until piston rod returns to initial position, now ratchet 16 reaches exactly to the position of next neck 5 and buckles into neck, then
It is again turned on horizontal sliding oil cylinder 8 to travel forward, after the distance of one slide rail length of push, PLC main control computers 2 pass through hydraulic power unit 1
Jacking cylinder retraction is controlled, steel truss girder load-bearing is transferred on temporary support, the device is entrained back into by initial bit by U-shaped plate 19
Put, so repeatedly, you can steel truss girder is pushed to design attitude, if there is deviation steel truss girder position, can be entered by correction oil cylinder 9
Row correction is acted, and finally steel truss girder load-bearing is transferred on permanent bearing, completes the installation of steel truss girder.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
It should all be included within the scope of the present invention.
Claims (10)
1. a kind of steel truss girder walking type pushing device, it is characterized in that：Including multigroup thrustor, the hydraulic pump on slide rail and slide rail
Stand, PLC main control computers, the slide rail includes bottom plate and slide plate, and the both sides of the bottom plate are provided with multiple equally distributed rectangle necks,
The thrustor includes sliding casing, jacking cylinder, horizontal sliding oil cylinder and correction oil cylinder, and the sliding casing can be slided on slide rail
Dynamic, the piston of the horizontal sliding oil cylinder is connected with sliding one end of casing by horizontal sliding bearing pin, and the cylinder base of the horizontal sliding oil cylinder is led to
Cross connection bearing pin and be connected with the ratchet for being distributed in cylinder body both sides, the tooth coordinated with rectangle neck is provided with close to the ratchet front end,
One face side plate of the sliding casing and the cylinder body of correction oil cylinder are connected, the piston of the correction oil cylinder towards in sliding casing and
Piston crown is provided with correction otic placode, and the sliding casing is interior provided with the jacking cylinder that can be slided along the horizontal plane, the jacking cylinder
Jacking ear plate is provided with close to the side of correction oil cylinder on cylinder body, the jacking ear plate is connected with correction otic placode, the jacking cylinder,
Displacement transducer is respectively equipped with horizontal sliding oil cylinder and correction oil cylinder, each institute's displacement sensors are wired to PLC master controls
Machine, the PLC main control computers are wired to hydraulic power unit, the hydraulic power unit by oil pipe respectively with every group of thrustor
Jacking cylinder, horizontal sliding oil cylinder and correction oil cylinder connection, the magnetic valve being connected with PLC main control computers is designed with the oil pipe.
2. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：The sliding bottom half is provided with
The inverted U postive stop baffle coordinated with bottom plate, the postive stop baffle bottom inside is provided with guide plate.
3. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：Between slide plate and sliding casing
The coefficient of kinetic friction is less than or equal to 0.10.
4. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：The sliding casing and jacking oil
Coefficient of friction between cylinder is less than or equal to 0.10.
5. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：Each displacement transducer it is inclined
Difference is ± 1mm.
6. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：The jacking cylinder and correction oil
Pressure sensor is respectively equipped with cylinder, each pressure sensor is connected to PLC main control computers by wire or optical fiber.
7. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：The hydraulic power unit includes low pressure
Oil circuit and high-pressure oil passage, the low pressure oil way are connected to horizontal sliding oil cylinder, the high-pressure oil passage point two-way be connected to correction oil cylinder and
Jacking cylinder, the low pressure oil way, which is provided with to be respectively equipped with low voltage control valve group, the high-pressure oil passage, is connected to correction oil cylinder
Correction high voltage control valve group and be connected to the jacking high voltage control valve group of jacking cylinder, low voltage control valve group, correction are high voltage-controlled
Valve group processed and jacking high voltage control valve group are connected to PLC main control computers by wire or optical fiber.
8. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：The cylinder body of the correction oil cylinder with
The side plate of sliding casing is connected through a screw thread.
9. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：The jacking ear plate and correction ear
Plate is connected by otic placode bearing pin.
10. a kind of steel truss girder walking type pushing device according to right wants 1, it is characterized in that：Two ratchets are connected by U-shaped plate
Connect.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610603750.7A CN106012866B (en) | 2016-07-28 | 2016-07-28 | A kind of steel truss girder walking type pushing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610603750.7A CN106012866B (en) | 2016-07-28 | 2016-07-28 | A kind of steel truss girder walking type pushing device |
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| CN106012866A CN106012866A (en) | 2016-10-12 |
| CN106012866B true CN106012866B (en) | 2017-09-05 |
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| CN201610603750.7A Active CN106012866B (en) | 2016-07-28 | 2016-07-28 | A kind of steel truss girder walking type pushing device |
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| CN108330843A (en) * | 2018-01-24 | 2018-07-27 | 吴远 | A kind of novel walking pushing tow system |
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| CN109594482B (en) * | 2018-11-19 | 2020-06-05 | 上海同新机电控制技术有限公司 | Rubber-coated wheel type continuous pushing equipment |
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| CN113005912A (en) * | 2021-03-11 | 2021-06-22 | 中交二公局第五工程有限公司 | Reciprocating dragging type super-tonnage steel box girder continuous traction device and use method thereof |
| CN113981795A (en) * | 2021-09-27 | 2022-01-28 | 中交一公局第七工程有限公司 | Steel-concrete composite beam and sliding walking type integral pushing installation process thereof |
| CN114183420B (en) * | 2021-11-11 | 2023-06-27 | 太原重工股份有限公司 | Synchronous jacking system for overhaul of excavator and synchronous jacking method for upper mechanism of excavator |
| CN114319146B (en) * | 2021-12-29 | 2024-07-26 | 中交武汉港湾工程设计研究院有限公司 | Walking type pushing device for steel truss girder and construction method |
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| CN106012866A (en) | 2016-10-12 |
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Denomination of invention: Walking type pushing device for steel truss beam Effective date of registration: 20220402 Granted publication date: 20170905 Pledgee: Bank of China Limited Wuhan Qingshan sub branch Pledgor: HEJIAN KATTOR INDUSTRIAL Co.,Ltd. Registration number: Y2022420000095 |
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Granted publication date: 20170905 Pledgee: Bank of China Limited Wuhan Qingshan sub branch Pledgor: HEJIAN KATTOR INDUSTRIAL Co.,Ltd. Registration number: Y2022420000095 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A walking type pushing device for steel truss beams Granted publication date: 20170905 Pledgee: Bank of China Limited Wuhan Qingshan sub branch Pledgor: HEJIAN KATTOR INDUSTRIAL Co.,Ltd. Registration number: Y2024980013532 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |