CN111206512B - Rotary hydraulic bridge pushing construction device - Google Patents
Rotary hydraulic bridge pushing construction device Download PDFInfo
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- CN111206512B CN111206512B CN201811388098.7A CN201811388098A CN111206512B CN 111206512 B CN111206512 B CN 111206512B CN 201811388098 A CN201811388098 A CN 201811388098A CN 111206512 B CN111206512 B CN 111206512B
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- hydraulic rod
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- bearing
- rod
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000002411 adverse Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of bridge construction, in particular to a rotary hydraulic bridge pushing construction device which comprises a base, a support and a pushing hydraulic component, wherein the pushing hydraulic component comprises a main bearing hydraulic rod, a transverse supporting hydraulic rod and a vertical supporting hydraulic rod, one end of the main bearing hydraulic rod is hinged to the central line of the base, the other end of the main bearing hydraulic rod is connected with a bearing plate component, the transverse supporting hydraulic rod is provided with a pair of bearing plates, the two sides of the main bearing hydraulic rod are symmetrically hinged, one end of the transverse supporting hydraulic rod far away from the main bearing hydraulic rod is in sliding connection with a sliding groove in the support, the pair of vertical supporting hydraulic rods are symmetrically distributed on the two sides of the main bearing hydraulic rod, one end of the vertical supporting hydraulic rod is hinged to the base, and the other end of the vertical supporting hydraulic rod is hinged to the transverse supporting hydraulic rod.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a rotary hydraulic bridge pushing construction device.
Background
Along with the continuous development of national economy and the continuous improvement of the living standard of people, the development of information technology opens a green channel for information transmission, and how to realize the rapid circulation of materials and the rapid transportation of people becomes a difficult problem to be solved. As a control engineering project for a section of road or even an economic circle, how to ensure the construction safety and the construction quality of the bridge becomes a key.
The pushing method is a method that when a structure is to pass under an existing embankment of a line, the structure can be built in sections on one side of the embankment and then pushed by a jack so as to pass through the embankment in order not to disturb the existing line. The key point of the bridge pushing construction is pushing operation, in the existing pushing operation process, large horizontal reaction force can be generated due to the fact that the friction coefficient is large, the horizontal reaction force can adversely affect the bridge body on one hand, meanwhile, the horizontal force acts on the bridge pier, the bridge pier can horizontally displace, safety in bridge construction and bridge construction quality guaranteeing are not good, and due to the fact that field operation conditions are severe, the fact that the friction coefficient of a sliding surface is small is a key point.
In order to solve the problem of reducing the friction coefficient, a common practice is to use a combined sliding block composed of a smooth stainless steel plate and polytetrafluoroethylene to form a temporary support between friction surfaces, and Chinese patent application CN-206655138-U proposes to move horizontally in a sliding groove mode, so that the pushing construction device has higher requirements on the flatness and the friction coefficient of the sliding groove, and whether on-site construction conditions can meet the requirements of the sliding groove on the smoothness degree and maintenance of the sliding groove become a difficult problem.
Disclosure of Invention
The invention aims to provide a rotary hydraulic bridge pushing construction device which can convert horizontal movement in a chute into back and forth rotation of a supporting hydraulic rod, and the conversion of the movement mode can reduce the friction area, so that the adverse effect of horizontal force generated by friction force is reduced.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a rotary hydraulic bridge pushes away construction equipment, includes base, support and pushing away hydraulic assembly, support fixed connection is in the both sides of base, pushing away hydraulic assembly includes main pressure-bearing hydraulic stem, horizontal top and prop hydraulic stem and vertical top and propping the hydraulic stem, the one end of main pressure-bearing hydraulic stem articulates in the central line department of base, the other end of main pressure-bearing hydraulic stem is connected with bearing plate subassembly, horizontal top props the hydraulic stem and has a pair of, the symmetry articulates in the both sides of main pressure-bearing hydraulic stem, the one end that main pressure-bearing hydraulic stem was kept away from to horizontal top prop the hydraulic stem is with the spout sliding connection in the support, vertical top props the hydraulic stem and has a pair of, and the symmetric distribution is in the both sides of main pressure-bearing hydraulic stem, the one end of vertical top props the hydraulic stem and articulates with the base, the other end of vertical top and horizontal top prop the hydraulic stem and articulate.
Preferably, the pushing hydraulic assemblies are provided with two groups, and main pressure-bearing hydraulic rods in the two groups of pushing hydraulic assemblies are connected through rigid connecting rods.
Preferably, the bearing plate assembly comprises an upper bearing plate and a lower bearing plate, wherein the upper bearing plate and the lower bearing plate are matched through an arc surface, the upper bearing plate protrudes outwards, the lower bearing plate is recessed inwards, and the upper bearing plate is larger than the lower bearing plate.
Preferably, the sliding groove in the bracket is a T-shaped groove, and one end of the transverse jacking hydraulic rod far away from the main bearing hydraulic rod is in sliding fit with the T-shaped groove through a T-shaped end head.
Preferably, the base and the bracket are of an integrated structure.
Preferably, a bearing plate component is arranged at the top of the bracket.
Compared with the prior art, the invention has the beneficial effects that: this application will be original the sliding surface mutual displacement drive roof beam body remove turn into main pressure-bearing hydraulic stem swing drive roof beam body remove, sliding travel has shortened, the sliding surface also is changed into the curved surface by the plane, the conversion of this kind of motion mode can reduce friction area, reduced because of the adverse effect that frictional force produced horizontal force, this application simple structure, from jack-up roof beam body to put down the roof beam body and take place in a top pushing period, main pressure-bearing hydraulic stem still can adjust its length after initial position and roof beam body contact, reach good top pushing effect.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a top view of the present invention.
In the figure: 1. the hydraulic support comprises a base, a support, a main bearing hydraulic rod, a transverse supporting hydraulic rod, a vertical supporting hydraulic rod, a sliding groove, a ring buckle, a 8.T type end, an upper bearing plate, a lower bearing plate and a rigid connecting rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the present invention provides a technical solution: the rotary hydraulic bridge pushing construction device comprises a base 1, a bracket 2 and pushing hydraulic components, wherein the bracket 2 is fixedly connected to two sides of the base 1, the pushing hydraulic components comprise a main bearing hydraulic rod 3, a transverse bearing hydraulic rod 4 and a vertical bearing hydraulic rod 5, one end of the main bearing hydraulic rod 3 is hinged to the central line of the base 1 through a pin shaft, the other end of the main bearing hydraulic rod 3 is connected with a bearing plate component, the transverse bearing hydraulic rod 4 is provided with a pair, the two sides of the main bearing hydraulic rod 3 are symmetrically hinged through a pin shaft and a buckle 7, one end of the transverse bearing hydraulic rod 4 far away from the main bearing hydraulic rod 3 is in sliding connection with a sliding groove 6 in the bracket 2, the vertical bearing hydraulic rod 5 is provided with a pair, the two sides of the main bearing hydraulic rod 3 are symmetrically distributed, one end of the vertical jacking hydraulic rod 5 is hinged with the base 1 through a pin shaft, the other end of the vertical jacking hydraulic rod 5 is hinged with the transverse jacking hydraulic rod 4 through a pin shaft, the original sliding surface is mutually displaced to drive the beam body to move, the main bearing hydraulic rod 3 is driven to swing, the beam body is driven to move, the sliding stroke is shortened, the sliding surface is also changed into a curved surface from a plane, the friction area can be reduced through the conversion of the movement mode, the adverse effect of horizontal force generated by friction force is reduced, the structure is simple, the beam body is jacked up to put down from the jacking, the length of the main bearing hydraulic rod 3 can still be adjusted after the initial position contacts with the beam body in a pushing period, and a good pushing effect is achieved.
Further, the pushing hydraulic assemblies are provided with two groups, and the main pressure-bearing hydraulic rods 3 in the two groups of pushing hydraulic assemblies are connected through the rigid connecting rod 11.
Preferably, the carrier plate subassembly includes carrier plate 9 and lower carrier plate 10, and lower carrier plate 10 and main pressure-bearing hydraulic stem 3 fixed connection adopt the cambered surface cooperation between carrier plate 9 and the lower carrier plate 10, go up carrier plate 9 outwards protrusion, and lower carrier plate 10 inwards concave recess, go up carrier plate 9 and be greater than lower carrier plate 10, make things convenient for carrier plate 9 to change the angle all the time and keep the biggest contact surface with the roof beam body, increased carrier plate subassembly's bearing capacity, and it is effectual to accomplish the reset of last carrier plate 9 after bearing.
Specifically, the chute 6 in the bracket 2 is a T-shaped slot, and one end of the transverse jacking hydraulic rod 4 far away from the main bearing hydraulic rod 3 is in sliding fit with the T-shaped slot through the T-shaped end 8.
Further, in the present embodiment, the base 1 and the bracket 2 are of a unitary structure.
Further, the top of the bracket 2 is provided with a bearing plate component used for overhauling the girder falling and pushing hydraulic components.
Working principle: firstly, a crane is used for stably falling a beam body on the supports 2, the supports 2 on two sides prop the beam body, the main bearing hydraulic rod 3 is retracted, then the left lateral bearing hydraulic rod 4 is retracted, the right lateral bearing hydraulic rod 4 is extended to drive the main bearing hydraulic rod 3 to move leftwards, after reaching a preset initial position angle, the main bearing hydraulic rod 3 is extended and is contacted with the beam body, then the left lateral bearing hydraulic rod 4 is extended, the right lateral bearing hydraulic rod 4 is retracted to drive the main bearing hydraulic rod 3 to move rightwards, meanwhile, the length of the vertical bearing hydraulic rod 5 is adaptively changed to ensure the supporting height of the main bearing hydraulic rod 3, when the main bearing hydraulic rod 3 moves to the other side, the main bearing hydraulic rod 3 is retracted under Liang Tila, and the operation is repeated until the beam body is pushed to a designated position.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a rotary hydraulic pressure bridge pushes away construction equipment, includes base (1), support (2) and pushes away hydraulic pressure subassembly, support (2) fixed connection is in the both sides of base (1), its characterized in that: the pushing hydraulic assembly comprises a main bearing hydraulic rod (3), a transverse propping hydraulic rod (4) and a vertical propping hydraulic rod (5), one end of the main bearing hydraulic rod (3) is hinged to the central line of the base (1), the other end of the main bearing hydraulic rod (3) is connected with a bearing plate assembly, a pair of transverse propping hydraulic rods (4) are symmetrically hinged to two sides of the main bearing hydraulic rod (3) through a pin shaft and a ring buckle (7), and one end of the transverse propping hydraulic rod (4) far away from the main bearing hydraulic rod (3) is in sliding connection with a sliding groove (6) in the support (2);
the sliding groove (6) in the bracket (2) is a T-shaped groove, and one end of the transverse jacking hydraulic rod (4) far away from the main bearing hydraulic rod (3) is in sliding fit with the T-shaped groove through a T-shaped end head (8);
the vertical jacking hydraulic rods (5) are symmetrically distributed on two sides of the main pressure-bearing hydraulic rod (3), one end of each vertical jacking hydraulic rod (5) is hinged with the base (1), and the other end of each vertical jacking hydraulic rod (5) is hinged with the transverse jacking hydraulic rod (4);
the bearing plate assembly comprises an upper bearing plate (9) and a lower bearing plate (10), wherein cambered surface matching is adopted between the upper bearing plate (9) and the lower bearing plate (10), the upper bearing plate (9) protrudes outwards, the lower bearing plate (10) is recessed inwards, and the upper bearing plate (9) is larger than the lower bearing plate (10);
the pushing hydraulic assemblies are provided with two groups, and main pressure-bearing hydraulic rods (3) in the two groups of pushing hydraulic assemblies are connected through a rigid connecting rod (11);
the base (1) and the bracket (2) are of an integrated structure;
the top of the bracket (2) is provided with a bearing plate component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388098.7A CN111206512B (en) | 2018-11-21 | 2018-11-21 | Rotary hydraulic bridge pushing construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388098.7A CN111206512B (en) | 2018-11-21 | 2018-11-21 | Rotary hydraulic bridge pushing construction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111206512A CN111206512A (en) | 2020-05-29 |
| CN111206512B true CN111206512B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811388098.7A Active CN111206512B (en) | 2018-11-21 | 2018-11-21 | Rotary hydraulic bridge pushing construction device |
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| Country | Link |
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| CN (1) | CN111206512B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910532A (en) * | 2020-08-19 | 2020-11-10 | 山东鼎鲁建筑有限公司 | Pushing equipment and method for bridge erection pushing construction |
| CN113774812A (en) * | 2021-08-21 | 2021-12-10 | 华东交通大学 | Graded pushing trolley system for bridge continuous pushing operation and construction method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103205934A (en) * | 2013-04-03 | 2013-07-17 | 同济大学 | Active supporting walking type pushing construction deivce |
| CN104929055A (en) * | 2015-06-17 | 2015-09-23 | 中建钢构有限公司 | Auxiliary moving device and method for pushing construction of bridge |
| CN105507161A (en) * | 2016-01-18 | 2016-04-20 | 柳州泰姆预应力机械有限公司 | Walking pushing equipment with deviation rectifying function |
| CN207419280U (en) * | 2017-11-17 | 2018-05-29 | 中铁六局集团有限公司 | Walking pushing tow system with flexural pivot device |
| CN108330838A (en) * | 2018-02-09 | 2018-07-27 | 重庆三峡学院 | A kind of adaptive thrustor of the multiple spot of steel box-girder |
| CN208088136U (en) * | 2018-03-08 | 2018-11-13 | 中交武汉港湾工程设计研究院有限公司 | A kind of girder pushing tow structure based on permanent bridge pier fulcrum |
-
2018
- 2018-11-21 CN CN201811388098.7A patent/CN111206512B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103205934A (en) * | 2013-04-03 | 2013-07-17 | 同济大学 | Active supporting walking type pushing construction deivce |
| CN104929055A (en) * | 2015-06-17 | 2015-09-23 | 中建钢构有限公司 | Auxiliary moving device and method for pushing construction of bridge |
| CN105507161A (en) * | 2016-01-18 | 2016-04-20 | 柳州泰姆预应力机械有限公司 | Walking pushing equipment with deviation rectifying function |
| CN207419280U (en) * | 2017-11-17 | 2018-05-29 | 中铁六局集团有限公司 | Walking pushing tow system with flexural pivot device |
| CN108330838A (en) * | 2018-02-09 | 2018-07-27 | 重庆三峡学院 | A kind of adaptive thrustor of the multiple spot of steel box-girder |
| CN208088136U (en) * | 2018-03-08 | 2018-11-13 | 中交武汉港湾工程设计研究院有限公司 | A kind of girder pushing tow structure based on permanent bridge pier fulcrum |
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| CN111206512A (en) | 2020-05-29 |
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