CN208792139U - A kind of closure stiff skeleton fast lockign apparatus - Google Patents
A kind of closure stiff skeleton fast lockign apparatus Download PDFInfo
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- CN208792139U CN208792139U CN201821319496.9U CN201821319496U CN208792139U CN 208792139 U CN208792139 U CN 208792139U CN 201821319496 U CN201821319496 U CN 201821319496U CN 208792139 U CN208792139 U CN 208792139U
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- bearing plate
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Abstract
The utility model relates to equipment for bridge construction, specifically a kind of closure stiff skeleton fast lockign apparatus.The utility model efficiently solve when execution conditions cannot simultaneously welded steel beam both ends when, successively weld the problem that the stiff skeleton of formation is easy to cause later period beam body stress inconsistent.A kind of closure stiff skeleton fast lockign apparatus, including connecting plate, end force bearing plate, girder steel, compression bar and pull rod；Two connecting plates are fixed on the left and right both ends of closure section；End force bearing plate is fixed on the connecting plate of closure section left end, and end force bearing plate is equipped with strut kong and tie rod hole, and the left end of girder steel is equipped with end buttcover plate；Compression bar is screwed in strut kong；Pull rod sequentially passes through end buttcover plate, end force bearing plate.The utility model is suitable for the construction operation of closure section.
Description
Technical field
The utility model relates to closure construction equipment, specifically a kind of closure stiff skeleton quick lock in dress
It sets.
Background technique
At present when closure to guarantee the common stress in closure section both ends and keep that absolute altitude is consistent, prevents closure section temperature from splitting
The generation of seam generally carries out temporary locking using girder steel to both ends beam body all before closure.The main member of girder steel generally uses work
Word steel or Two bors d's oeuveres steel I-beam, girder steel are welded with the steel plate being embedded in the beam body of closure section both ends, form stiff skeleton.Girder steel with
The welding of steel plate usually requires that when temperature is more stable in one day while welding locking.
But it is had the following problems in actual job, construction site welding machine is equipped with often deficiency, generally can not meet all
The requirement that girder steel welds simultaneously is substantially welding locking one by one, and which results in the locking temperature of each girder steel is different
It causes, when the welding locking construction time is longer, temperature change is larger, this stiffness bone successively formed under condition of different temperatures
Frame force difference is larger, and then it is certain inconsistent to cause beam body after closure to exist in the axial force in same section, to beam body by
There are certain adverse effects for power.At the same time, if after a certain girder steel is first locked, and other girder steels have not enough time to lock,
Once temperature change is larger, locked girder steel is easy to cause weld seam disengagement occur under temperature load effect.
Therefore, in order to solve when execution conditions cannot simultaneously welded steel beam both ends when, successively weld the stiff skeleton of formation
The problem for being easy to cause later period beam body stress inconsistent, it is very necessary for designing a kind of closure girder steel fast lockign apparatus
's.
Summary of the invention
The utility model in order to solve when execution conditions cannot simultaneously welded steel beam both ends when, successively weld the stiffness of formation
The problem that skeleton is easy to cause later period beam body stress inconsistent provides a kind of closure stiff skeleton fast lockign apparatus.
The utility model adopts the following technical scheme that realization:
A kind of closure stiff skeleton fast lockign apparatus, including connecting plate, end force bearing plate, girder steel, have outer spiral shell
The compression bar of line and have externally threaded pull rod；
Two connecting plates horizontal left and right both ends for being fixed on closure section respectively；End force bearing plate is perpendicularly fixed at bridge
The connection plate surface of beam closure section left end offers several strut kongs and several force bearing plate pull rods in the plate face of end force bearing plate
Hole, the strut kong are screw hole, and the strut kong, force bearing plate tie rod hole are symmetrically distributed in the two sides of plate face center line；It is described
Girder steel is connected across on the connecting plate at the left and right both ends of closure section, and its bottom is fixed with connecting plate；The left end of girder steel is equipped with end
Portion's buttcover plate, the end buttcover plate and end force bearing plate are facing each other, and its plate face is equipped with the load with end force bearing plate
The one-to-one buttcover plate tie rod hole of plate tie rod hole；Several compression bars are screwed correspondingly in strut kong, and head is located at end
The left of portion's force bearing plate, tail portion are close to the left plate face of end buttcover plate；Several pull rods sequentially pass through on the buttcover plate of end
The force bearing plate tie rod hole of buttcover plate tie rod hole, end force bearing plate, head are located at the right of end buttcover plate, and tail portion is located at end
The left of portion's force bearing plate and it is equipped with pull-rod nut.
The end force bearing plate is to be formed by connecting by two pieces of vertical rectangular slabs facing each other by top.
The end buttcover plate is two pieces of vertical rectangular slabs facing each other, and one of left end positioned at girder steel is another
Block passes perpendicularly through the web of girder steel, is equipped with several floors between the plate face of two pieces of vertical rectangular slabs.
The bottom surface of the connecting plate is equipped with the peg being arranged in array；The connecting plate passes through peg and is fixed on bridge
The left and right both ends of closure section.
It further include two big small three stiffeners；The stiffener bottom is both secured to the connecting plate of closure section left end
On, vertical edge is vertical with the left plate face of end force bearing plate to be fixed；Two big stiffener is facing each other, and small stiffener is located at two
Between big stiffener.
Strut kong, force bearing plate tie rod hole on the end force bearing plate respectively surround rectangle, and force bearing plate tie rod hole is surround
In strut kong periphery.
Force bearing plate tie rod hole on the end force bearing plate is respectively positioned between two big stiffener.
The application method of closure stiff skeleton fast lockign apparatus, includes the following steps；
A. in the pre-buried connecting plate in left and right both ends of closure section, and end is welded on the connecting plate of closure section left end
Force bearing plate；
B. girder steel is connected across the left and right both ends of closure section, and the right end bottom of girder steel is welded in closure section right end
On connecting plate, the end buttcover plate and end force bearing plate face of left end, and make its tail portion be close to end pair by screwing compression bar
The pull-rod nut tensile ties of pull rod tail portion are tightened in the left plate face of fishplate bar；The left end of girder steel and end force bearing plate are carried out interim
It is fixed；
C. the left end bottom of girder steel is welded on the connecting plate of closure section left end；
D. compression bar, pull rod, end force bearing plate and end buttcover plate are removed.
The utility model cooperates by first welding the right end of girder steel and connecting plate, then by compression bar, pull rod by steel
Beam left end and end force bearing plate quick lock in again weld the left end of girder steel and connecting plate after forming this temporary connecting structure
It connects, ensure that girder steel both ends are to connect at the same temperature while with connecting plate, avoiding leads to stiffness bone because of temperature difference
Frame stress is different, reduces and generates the risk that weld seam disengages under extreme temperature.
The utility model efficiently solve when execution conditions cannot simultaneously welded steel beam both ends when, successively weld the strength of formation
The problem that property skeleton is easy to cause later period beam body stress inconsistent.The utility model is suitable for the construction operation of closure section.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the connecting plate of the utility model and the structural schematic diagram of end force bearing plate.
Fig. 3 is the structural schematic diagram of the girder steel of the utility model.
Fig. 4 is the structural schematic diagram of the compression bar of the utility model.
Fig. 5 is the pull rod of the utility model and the structural schematic diagram of pull-rod nut.
In figure: 1- connecting plate, the end 2- force bearing plate, 3- girder steel, the end 4- buttcover plate, 5- strut kong, 6a- force bearing plate pull rod
Hole, 6b- buttcover plate tie rod hole, 7- compression bar, 8- pull rod, 9- pull-rod nut, 10- peg, the big stiffener of 11a-, 11b- is small to put more energy into
Plate.
Specific embodiment
It is described with reference to the accompanying drawings:
A kind of closure stiff skeleton fast lockign apparatus, including connecting plate 1, end force bearing plate 2, girder steel 3, with outer
The compression bar 7 of screw thread and have externally threaded pull rod 8；
Two connecting plates 1 horizontal left and right both ends for being fixed on closure section respectively；End force bearing plate 2 is perpendicularly fixed at
1 surface of connecting plate of closure section left end offers several strut kongs 5 and several loads in the plate face of end force bearing plate 2
Plate tie rod hole 6a, the strut kong 5 are screw hole, and the strut kong 5, force bearing plate tie rod hole 6a are symmetrically distributed in plate face center line
Two sides；The girder steel 3 is connected across on the connecting plate 1 at the left and right both ends of closure section, and its bottom and connecting plate 1 are fixed；Steel
The left end of beam 3 is equipped with end buttcover plate 4, and the end buttcover plate 4 and end force bearing plate 2 are facing each other, and its plate face is equipped with
With the one-to-one buttcover plate tie rod hole 6b of force bearing plate tie rod hole 6a of end force bearing plate 2；Several compression bars 7 screw correspondingly
In in strut kong 5, head is located at the left of end force bearing plate 2, and tail portion is close to the left plate face of end buttcover plate 4；It is several
Pull rod 8 sequentially passes through the force bearing plate tie rod hole 6a of buttcover plate tie rod hole 6b on end buttcover plate 4, end force bearing plate 2, head
Positioned at the right of end buttcover plate 4, tail portion is located at the left of end force bearing plate 2 and is equipped with pull-rod nut 9.
Further, the end force bearing plate 2 is to be formed by connecting by two pieces of vertical rectangular slabs facing each other by top.
Further, the end buttcover plate 4 is two pieces of vertical rectangular slabs facing each other, one of to be located at girder steel 3
Left end, another block of web for passing perpendicularly through girder steel 3 be equipped with several floors between the plate face of two pieces of vertical rectangular slabs.
Further, the bottom surface of the connecting plate 1 is equipped with the peg 10 being arranged in array；The connecting plate 1 passes through
Peg 10 is fixed on the left and right both ends of closure section.
It further, further include two big small three stiffeners；The stiffener bottom is both secured to closure Duan Zuo
On the connecting plate 1 at end, vertical edge is vertical with the left plate face of end force bearing plate 2 to be fixed；Stiffener 11a two big is facing each other,
Small stiffener 11b is between stiffener 11a two big.
Further, the strut kong 5 on the end force bearing plate 2, force bearing plate tie rod hole 6a respectively surround rectangle, and load
Plate tie rod hole 6a is surrounded on 5 periphery of strut kong.
Further, the force bearing plate tie rod hole 6a on the end force bearing plate 2 is respectively positioned between stiffener 11a two big.
A kind of application method of closure stiff skeleton fast lockign apparatus, includes the following steps:
A. in the pre-buried connecting plate 1 in the left and right both ends of closure section, and the welding ends on the connecting plate of closure section left end 1
Portion's force bearing plate 2；
B. girder steel 3 is connected across the left and right both ends of closure section, and the right end bottom of girder steel 3 is welded in closure section right end
Connecting plate 1 on, the end buttcover plate 4 of left end and 2 face of end force bearing plate, and by screwing compression bar 7 its tail portion is close to
9 tensile ties 8 of pull-rod nut of 8 tail portion of pull rod are tightened in the left plate face of end buttcover plate 4；By the left end of girder steel 3 and end load
Plate 2 is fixed temporarily；
C. the left end bottom of girder steel 3 is welded on the connecting plate 1 of closure section left end；
D. compression bar 7, pull rod 8, end force bearing plate 2 and end buttcover plate 4 are removed.
Claims (7)
1. a kind of closure stiff skeleton fast lockign apparatus, it is characterised in that: including connecting plate (1), end force bearing plate
(2), girder steel (3), with externally threaded compression bar (7) and have externally threaded pull rod (8)；
Two connecting plates (1) horizontal left and right both ends for being fixed on closure section respectively；End force bearing plate (2) is perpendicularly fixed at
Connecting plate (1) surface of closure section left end, offer several strut kongs (5) in the plate face of end force bearing plate (2) and if
Dry force bearing plate tie rod hole (6a), the strut kong (5) are screw hole, and the strut kong (5), force bearing plate tie rod hole (6a) are symmetrical to be divided
It is distributed in the two sides of plate face center line；The girder steel (3) is connected across on the connecting plate (1) at the left and right both ends of closure section, and its bottom
Portion and connecting plate (1) are fixed；The left end of girder steel (3) is equipped with end buttcover plate (4), the end buttcover plate (4) and end load
Plate (2) is facing each other, and its plate face is equipped with force bearing plate tie rod hole (6a) one-to-one buttcover plate with end force bearing plate (2)
Tie rod hole (6b)；Several compression bars (7) are screwed correspondingly in strut kong (5), and head is located at a left side for end force bearing plate (2)
Side, tail portion is close to the left plate face of end buttcover plate (4)；Several pull rods (8) sequentially pass through the docking on end buttcover plate (4)
The force bearing plate tie rod hole (6a) of plate tie rod hole (6b), end force bearing plate (2), head are located at the right of end buttcover plate (4),
Tail portion is located at the left of end force bearing plate (2) and is equipped with pull-rod nut (9).
2. a kind of closure stiff skeleton fast lockign apparatus according to claim 1, it is characterised in that: the end
Force bearing plate (2) is to be formed by connecting by two pieces of vertical rectangular slabs facing each other by top.
3. a kind of closure stiff skeleton fast lockign apparatus according to claim 2, it is characterised in that: the end
Buttcover plate (4) is two pieces of vertical rectangular slabs facing each other, and one of left end positioned at girder steel (3), another piece passes perpendicularly through
The web of girder steel (3) is equipped with several floors between the plate face of two pieces of vertical rectangular slabs.
4. a kind of closure stiff skeleton fast lockign apparatus according to claim 3, it is characterised in that: the connection
The bottom surface of plate (1) is equipped with the peg (10) being arranged in array；The connecting plate (1) is fixed on bridge conjunction by peg (10)
The left and right both ends of imperial section.
5. a kind of closure stiff skeleton fast lockign apparatus according to claim 4, it is characterised in that: further include two
Big small three stiffeners；The stiffener bottom is both secured on the connecting plate (1) of closure section left end, vertical edge with
The left plate face of end force bearing plate (2) is vertically fixed；Two big stiffener (11a) is facing each other, and small stiffener (11b) is located at two
Between big stiffener (11a).
6. a kind of closure stiff skeleton fast lockign apparatus according to claim 5, it is characterised in that: the end
Strut kong (5), force bearing plate tie rod hole (6a) on force bearing plate (2) respectively surround rectangle, and force bearing plate tie rod hole (6a) is surrounded on
Strut kong (5) periphery.
7. a kind of closure stiff skeleton fast lockign apparatus according to claim 6, it is characterised in that: the end
Force bearing plate tie rod hole (6a) on force bearing plate (2) is respectively positioned between two big stiffener (11a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319496.9U CN208792139U (en) | 2018-08-16 | 2018-08-16 | A kind of closure stiff skeleton fast lockign apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319496.9U CN208792139U (en) | 2018-08-16 | 2018-08-16 | A kind of closure stiff skeleton fast lockign apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208792139U true CN208792139U (en) | 2019-04-26 |
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ID=66205709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821319496.9U Active CN208792139U (en) | 2018-08-16 | 2018-08-16 | A kind of closure stiff skeleton fast lockign apparatus |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108914763A (en) * | 2018-08-16 | 2018-11-30 | 中铁十七局集团第五工程有限公司 | A kind of closure stiff skeleton fast lockign apparatus and its application method |
-
2018
- 2018-08-16 CN CN201821319496.9U patent/CN208792139U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108914763A (en) * | 2018-08-16 | 2018-11-30 | 中铁十七局集团第五工程有限公司 | A kind of closure stiff skeleton fast lockign apparatus and its application method |
| CN108914763B (en) * | 2018-08-16 | 2024-02-20 | 中铁十七局集团第五工程有限公司 | Application method of bridge closure stiffness framework quick locking device |
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