CN105350446B - Combined highway and railway bridge isolation shed frame and mounting method of wedge-shaped liners - Google Patents
Combined highway and railway bridge isolation shed frame and mounting method of wedge-shaped liners Download PDFInfo
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- CN105350446B CN105350446B CN201510768519.9A CN201510768519A CN105350446B CN 105350446 B CN105350446 B CN 105350446B CN 201510768519 A CN201510768519 A CN 201510768519A CN 105350446 B CN105350446 B CN 105350446B
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- Prior art keywords
- bearing plate
- force bearing
- wedge
- slip
- affixed side
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D6/00—Truss-type bridges
Abstract
The invention discloses a combined highway and railway bridge isolation shed frame and a mounting method of wedge-shaped liners, and relates to maintenance engineering. The combined highway and railway bridge isolation shed frame comprises a main truss vertical rod, an outer bracket, an inner bracket, an opposite-pull device and at least one wedge-shaped liner. The main truss vertical rod comprises at least one groove. The outer bracket is fixed to one side of the main truss vertical rod. The inner bracket is opposite to the outer bracket and is fixed to the other side of the main truss vertical rod. The two ends of the opposite-pull device are connected with the outer bracket and the inner bracket respectively. Each wedge-shaped liner is composed of a fixed side bearing plate and a sliding side bearing plate opposite to the fixed side bearing plate. The two ends of each wedge-shaped liner abut against the two opposite inner side walls of the corresponding groove. Wedge-shaped faces are arranged on the contact end faces of the fixed side bearing plates and the sliding side bearing plates, and the sliding side bearing plates can move in the direction of the wedge-shaped faces. According to the combined highway and railway bridge isolation shed frame, railway line operation safety can be guaranteed, and deformation of the main truss vertical rod can be reduced; and the mounting and fixing process of the wedge-shaped liners in the combined highway and railway bridge isolation shed frame is simple.
Description
Technical field
The present invention relates to maintenance engineering field is and in particular to a kind of combined bridge isolates the installation of frame and wedge shape liner
Method.
Background technology
Busy trunk lines steel truss girder combined bridge can neither interrupt the operation of railway line during HIGHWAY MAINTENANCE, protects again
The safety of card operation, therefore need to set up isolation frame it is ensured that railway line operation security at highway bridge bottom main truss montant position, every
From frame many using inside and outside shelf bracket to drawing anchor ear on montant, but the applied pulling force of inside and outside bracket is larger, and main truss is perpendicular
Bar flange plate can occur a certain degree of deformation, therefore need to arrange liner in montant flange plate.
But presently used inner lining structure, is mostly the regular length according to liner size design；And installing, consolidating
Complex process during fixed, lacks auto-lock function.Using for many years, there is a certain degree of discreteness deformation in main truss montant, interior
Lining size is difficult to control, and shakes larger in addition during train driving, and liner needs certain shockproof properties, therefore traditional liner
The structure suitability becomes relatively low.And Existing Railway Line maintenance engineering working space and activity duration are limited, will to mounting process
Ask higher.
For current main truss montant exist discreteness deformation situation, need one kind not only to can guarantee that railway line operation security but also
The combined bridge isolation frame of main truss montant deformation can be improved.
Content of the invention
For defect present in prior art, it is an object of the invention to provide one kind can guarantee that railway line operation is pacified
The full combined bridge isolation frame that again can improve the deformation of main truss montant.
For reaching object above, the present invention adopts the technical scheme that: a kind of combined bridge isolates frame, including,
One main truss montant, it includes at least one groove；
One outrigger being fixed on described main truss montant side；
One is oppositely arranged and is fixed on the inside bracket of described main truss montant opposite side with described outrigger；
A pair of drawing device, its two ends is connected with described outrigger and inside bracket respectively；And
At least one wedge shape liner, it is made up of the affixed side force bearing plate being oppositely arranged and slip side force bearing plate, described wedge
Shape liner two ends are held in two relative medial walls of described groove, and described affixed side force bearing plate and slip side force bearing plate contact
End face on be equipped with lozenges, and described slip side force bearing plate can move along described lozenges direction.
On the basis of technique scheme, the lozenges of described affixed side force bearing plate and described slip side force bearing plate divides
It is not provided with affixed side wedge panel and slip side wedge panel.
On the basis of technique scheme, described affixed side force bearing plate is additionally provided with least one affixed side stiffener,
Described affixed side stiffener is provided with gap near a medial wall of one end of described groove and described groove, and described affixed side is put more energy into
The other end of plate is located in described affixed side force bearing plate；It is additionally provided with least one slip side on the force bearing plate of described slip side to put more energy into
Plate, described slip side stiffener is provided with gap near another medial wall of one end of described groove and described groove, described slip
The other end of side stiffener is located in the force bearing plate of described slip side.
On the basis of technique scheme, described affixed side force bearing plate is provided with two affixed side stiffeners, described cunning
Dynamic side force bearing plate is provided with two slip side stiffeners, two described affixed side stiffeners respectively with the medial wall of described groove and
Described affixed side force bearing plate is vertical, and two described slip side stiffeners are held with the medial wall of described groove and described slip side respectively
Power plate is vertical.
On the basis of technique scheme, described affixed side wedge panel and described slip side wedge panel are equipped with spiral shell
Keyhole, described affixed side wedge panel and described slip side wedge panel are connected by check bolt.
On the basis of technique scheme, described bolt hole is slotted hole.
On the basis of technique scheme, described affixed side wedge panel is relative with described slip side wedge panel to slide
Side be equipped with aluminium lamination.
On the basis of technique scheme, described main truss montant is H type steel.
On the basis of technique scheme, described it is set to, to loading, the spiral shell running through described outrigger and inside bracket
Bar, the two ends of described screw rod are separately fixed in described outrigger and inside bracket.
For defect present in prior art, it is an object of the invention to also providing a kind of installation and fixation procedure technique
Simple combined bridge isolates the installation method of wedge shape liner in frame.
For reaching object above, the present invention adopts the technical scheme that: the public affairs as described in a kind of any one as claim 1-6
Ferrum combined bridge isolate frame in wedge shape liner installation method it is characterised in that: the method comprises the steps,
A () installs described affixed side force bearing plate in described groove；
B () installs described slip side force bearing plate, described slip side wedge panel and described affixed side wedge in described groove
Shape panel attachment, and described affixed side force bearing plate is held in a medial wall of described groove, described slip side force bearing plate supports simultaneously
It is held in another medial wall of described groove；
C () installs check bolt between described affixed side wedge panel and described slip side wedge panel.
Compared with prior art, it is an advantage of the current invention that:
(1) the combined bridge isolation frame in the present invention, is provided with scalable self-locking wedge shape on its main truss montant
Liner, this wedge shape liner side is fixed, a Slideslip, such that it is able to the size according to main truss montant liner space, to adjust interior
Serve as a contrast the length of itself, expand the scope of application of liner, thus solve well because main truss montant exist discreteness deformation and
Need to design the problem of multiple various sizes of liners.
(2) the combined bridge isolation frame in the present invention, after main truss montant being pressed in maintenance process, in its wedge shape
Affixed side wedge panel and the slip side wedge panel of lining can be by frictional force formation self-locking, and latch-up structure that need not be extra makes
Must install and fixation procedure process is simple.
(3) combined bridge isolation frame, the affixed side wedge panel of its wedge shape liner and the slip side wedge in the present invention
Shape panel is close to combine for steel plate wedge shape, thereon through aluminium-plated process, increases its coefficient of friction, meanwhile, affixed side lozenges
Plate fixes also by check bolt with slip side wedge panel so that this liner getting loose of being prevented from producing because of vibrations.From
And further improve and get loose the deformation effect causing to main truss montant because of liner.
Brief description
Fig. 1 is the front view that in the present invention, combined bridge isolates frame；
Fig. 2 is the top view that in the present invention, combined bridge isolates frame；
Fig. 3 is the structural representation under wedge shape liner standard state in the present invention；
Fig. 4 is the structural representation under wedge shape liner shortening state in the present invention；
Fig. 5 is the structural representation under wedge shape liner elongation state in the present invention.
In figure: 1- main truss montant, 11- groove, 2- outrigger, 3- inside bracket, 4- wedge shape liner, 41- affixed side is held
Power plate, 411- affixed side wedge panel, 412- affixed side stiffener, 42- slip side force bearing plate, 421- slip side wedge panel,
422- slip side stiffener, 5- check bolt, 6- is to drawing device.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Referring to shown in Fig. 1 and Fig. 2, the present invention provides a kind of combined bridge to isolate frame, and it includes main truss montant 1, outer
Lateral bracket 2, inside bracket 3, wedge shape liner 4 and to drawing device 6.
This main truss montant 1, generally can be selected for H type steel, and wedge shape liner 4 is arranged in groove 11, and wedge shape liner 4 is concrete
Quantity rationally can determine according to the length of main truss montant 1 and stressing conditions.
This outrigger 2 is fixed on the side of main truss montant 1, and inside bracket 3 is oppositely arranged with outrigger 2, and fixing
In the opposite side of main truss montant 1, generally can be by outrigger 2 and inside bracket 3 to drawing anchor ear on main truss montant 1.
It is to run through outrigger 2 and the screw rod of inside bracket 3 to drawing device 6, the two ends of screw rod are fixed respectively by nut
On outrigger 2 and inside bracket 3.
Shown in Figure 3, wedge shape liner 4 its by the affixed side force bearing plate 41 being oppositely arranged and 42 groups of slip side force bearing plate
It is equipped with lozenges on the end face that one-tenth, affixed side force bearing plate 41 and slip side force bearing plate 42 contact, and slip side force bearing plate 42
Can move along described lozenges direction.When slip side force bearing plate 42 slides and puts in place, slip side force bearing plate 42 and affixed side are held
Power plate 41 is fitted, and the two ends of wedge shape liner 4 are held in two relative medial walls of groove 11 simultaneously.
In order to improve the coefficient of friction of wedge shape liner 4, increasing friction force, in affixed side force bearing plate 41 and slip side force bearing plate
It is respectively equipped with affixed side wedge panel 411 and slip side wedge panel 421 on 42 sides relatively slided.Wherein affixed side wedge shape
Panel 411 and slip side wedge panel 421 are steel plate, using front first to affixed side wedge panel 411 and slip side lozenges
Plate 421 carries out aluminium-plated process.The contact surface of affixed side force bearing plate 41 and slip side force bearing plate 42 and groove 11 and affixed side wedge
Need polishing to hold out against it is ensured that faying face fits tightly between shape panel 411 and slip side wedge panel 421, so that structure is integrally subject to
Power is uniform.
In order to improve force stability and increase intensity and rigidity, affixed side force bearing plate 41 and the slip side of wedge shape liner 4
Affixed side stiffener 412 and slip side stiffener 422 are further respectively had on force bearing plate 42.Wherein affixed side stiffener 412 is close
One end of groove 11 is provided with gap with a medial wall of groove 11, and the other end of affixed side stiffener 412 is located at affixed side load
In plate 41.Slip side stiffener 422 is provided with gap near another medial wall of one end of groove 11 and groove 11, puts more energy in slip side
The other end of plate 422 is located in slip side force bearing plate 42.In the present invention, affixed side force bearing plate 41 is provided with two affixed sides and puts more energy into
Plate 412, slip side force bearing plate 42 is provided with two slip side stiffeners 422, two of which affixed side stiffener 412 respectively with recessed
The medial wall of groove 11 and affixed side force bearing plate 41 are vertical, slip side stiffener 422 medial wall and the slip side with groove 11 respectively
Force bearing plate 42 is vertical.When main truss montant 1 compressive deformation, due to the gap being previously provided with, main truss montant 1 will not contact affixed side
Stiffener 412 and slip side stiffener 422, thereby may be ensured that wedge shape liner 4 by affixed side force bearing plate 41 and slip side load
Plate 42 stress, can make stress evenly.This is externally provided with gap it is also ensured that will not interfere when installing, more convenient workman's peace
Dress.
In order to prevent wedge shape liner 4 from getting loose because being given a shock, in affixed side wedge panel 411 and slip side wedge panel
It is equipped with check bolt hole on 421.After slip side force bearing plate 42 slides and puts in place, with check bolt 5 by affixed side wedge panel
411 and slip side wedge panel 421 fixing.Wherein check bolt hole is slotted hole it is ensured that in wedge shape liner 4 space length
Change under slip side force bearing plate 42 sliding condition causing, check bolt 5 still is able to smoothly penetrate.Check bolt 5 adopts high-strength
Degree bolt simultaneously joins double nut, packing ring, and bolt is applied to twist and required in strict accordance with related specifications, prevents bolt from should shake generation and gets loose.
The installation of the wedge shape liner 4 in the present invention should be carried out before main truss montant 1 pressure.Affixed side load is installed first
Plate 41, and be temporarily fixed in groove 11.Enter the installation of line slip side force bearing plate 42 again, from solid when slip side force bearing plate 42 is installed
Determine to slide on the upside of side wedge panel 411, touched with hammer it is ensured that wedge shape liner 4 does not slip under deadweight state after putting in place.Now
Slip side wedge panel 421 will be fitted tightly with affixed side wedge panel 411, and affixed side force bearing plate 41 is held in groove 11
Inside one, slip side force bearing plate 42 is held in another inner side of groove 11 simultaneously.Then again main truss montant 1 is pressed, Gu
Determine side wedge panel 411 and slip side wedge panel 421 realize self-locking by frictional force, finally penetrate, fasten check bolt 5,
Complete wedge shape liner 4 to install.Whole installation and fixation procedure technique very simple.
Main truss montant 1 compressive deformation is prevented to be usually present following three kinds of situations using the wedge shape liner 4 in the present invention:
As shown in figure 3, the length of wedge shape liner 4 is the equivalently-sized of groove 11 with main truss montant 1 liner space, in wedge shape
Lining 4 is in standard state, fricton-tight.
As shown in figure 4, the length of wedge shape liner 4 is more than the size of groove 11, now slip side force bearing plate 42 needs upwards
Slide, so that wedge shape liner 4 length is shortened, so that the consistent size of wedge shape liner 4 and groove 11.
As shown in figure 5, the length of wedge shape liner 4 is less than the size of groove 11, now slip side force bearing plate 42 needs downwards
Slide, make wedge shape liner 4 length, so that the consistent size of wedge shape liner 4 and groove 11.
In sum, due to being provided with wedge shape liner 4 in combined bridge isolation frame, can be very good solution main truss and erect
What bar 1 liner space was inconsistent needs to design the problem of multiple various sizes of liners, such that it is able to preferably go to solve main truss
The problem on deformation of montant 1.
Combined bridge isolation frame in the present invention, due to which employs the wedge shape liner 4 of scalable self-locking, thus
The length of wedge shape liner 4 can be adjusted according to the size in main truss montant 1 liner space, expand the applicable model of wedge shape liner 4
Enclose, solving the problems, such as that current main truss montant 1 liner space is inconsistent well needs to design multiple various sizes of liners, from
And can preferably go to solve the problem on deformation of main truss montant 1.After main truss montant 1 being pressed in maintenance process, affixed side wedge shape
Panel 411 can form self-locking by frictional force with slip side wedge panel 421, and latch-up structure that need not be extra was so that fixed
Journey process is simple.Affixed side wedge panel 411 is close to combine for steel plate wedge shape with slip side wedge panel 421, thereon through spray
Aluminum is processed, and increases its coefficient of friction, and meanwhile, affixed side wedge panel 411 and slip side wedge panel 421 are also by locking spiral shell
Bolt 5 fixing so that wedge shape liner 4 getting loose of being prevented from producing because of vibrations, thus further improve because liner get loose to
The deformation effect that main truss montant 1 causes.
The present invention is not limited to above-mentioned embodiment, for those skilled in the art, without departing from
On the premise of the principle of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as the protection of the present invention
Within the scope of.The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (10)
1. a kind of combined bridge isolation frame it is characterised in that: include,
One main truss montant (1), it includes at least one groove (11)；
One outrigger (2) being fixed on described main truss montant (1) side；
One is oppositely arranged and is fixed on the inside bracket (3) of described main truss montant (1) opposite side with described outrigger (2)；
A pair of drawing device (6), its two ends is connected with described outrigger (2) and inside bracket (3) respectively；And
At least one wedge shape liner (4), it is made up of the affixed side force bearing plate (41) being oppositely arranged and slip side force bearing plate (42),
Described wedge shape liner (4) two ends are held in two relative medial walls of described groove (11), and described affixed side force bearing plate (41) and
It is equipped with lozenges on the end face that slip side force bearing plate (42) contacts, and described slip side force bearing plate (42) can be along described wedge
Shape face direction is moved.
2. combined bridge as claimed in claim 1 isolation frame it is characterised in that: described affixed side force bearing plate (41) and institute
Affixed side wedge panel (411) and slip side wedge panel (421) are respectively equipped with the lozenges stating slip side force bearing plate (42).
3. combined bridge as claimed in claim 2 isolation frame it is characterised in that: described affixed side force bearing plate (41) is upper also
It is provided with least one affixed side stiffener (412), described affixed side stiffener (412) is near one end of described groove (11) and institute
The medial wall stating groove (11) is provided with gap, and the other end of described affixed side stiffener (412) is located at described affixed side load
In plate (41)；At least one slip side stiffener (422) is additionally provided with described slip side force bearing plate (42), put more energy in described slip side
Plate (422) is provided with gap near one end of described groove (11) with another medial wall of described groove (11), and described slip side adds
The other end of strength plate (422) is located in described slip side force bearing plate (42).
4. combined bridge as claimed in claim 3 isolation frame it is characterised in that: set on described affixed side force bearing plate (41)
There are two affixed side stiffeners (412), described slip side force bearing plate (42) is provided with two slip sides stiffener (422), two
Described affixed side stiffener (412) is vertical with the medial wall of described groove (11) and described affixed side force bearing plate (41) respectively, and two
Individual described slip side stiffener (422) is vertical with the medial wall of described groove (11) and described slip side force bearing plate (42) respectively.
5. combined bridge as claimed in claim 4 isolation frame it is characterised in that: described affixed side wedge panel (411)
It is equipped with bolt hole with described slip side wedge panel (421), described affixed side wedge panel (411) and described slip side wedge shape
Panel (421) passes through check bolt (5) and connects.
6. combined bridge as claimed in claim 5 isolation frame it is characterised in that: described bolt hole is slotted hole.
7. as described in any one of claim 2-6 combined bridge isolation frame it is characterised in that: described affixed side lozenges
The side of plate (411) slip relative with described slip side wedge panel (421) is equipped with aluminium lamination.
8. as described in any one of claim 2-6 combined bridge isolation frame it is characterised in that: described main truss montant (1)
For H type steel.
9. as described in any one of claim 2-6 combined bridge isolation frame it is characterised in that: described to drawing device (6)
For running through the screw rod of described outrigger (2) and inside bracket (3), the two ends of described screw rod are separately fixed at described outrigger
(2) and in inside bracket (3).
10. the combined bridge as described in a kind of any one as claim 2-6 isolates the installation method of wedge shape liner in frame, its
It is characterised by: the method comprises the steps,
A () installs described affixed side force bearing plate (41) in described groove (11)；
B () installs described slip side force bearing plate (42) in described groove (11), described slip side wedge panel (421) with described
Affixed side wedge panel (411) is fitted, and described affixed side force bearing plate (41) is held in a medial wall of described groove (11), with
Shi Suoshu slip side force bearing plate (42) is held in another medial wall of described groove (11)；
C () installs check bolt (5) between described affixed side wedge panel (411) and described slip side wedge panel (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510768519.9A CN105350446B (en) | 2015-11-11 | 2015-11-11 | Combined highway and railway bridge isolation shed frame and mounting method of wedge-shaped liners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510768519.9A CN105350446B (en) | 2015-11-11 | 2015-11-11 | Combined highway and railway bridge isolation shed frame and mounting method of wedge-shaped liners |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105350446A CN105350446A (en) | 2016-02-24 |
| CN105350446B true CN105350446B (en) | 2017-02-01 |
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| CN201510768519.9A Active CN105350446B (en) | 2015-11-11 | 2015-11-11 | Combined highway and railway bridge isolation shed frame and mounting method of wedge-shaped liners |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101745548B1 (en) | 2016-11-01 | 2017-06-12 | 윤진석 | Movable repair braket for port bearing of bridge |
| CN111910537B (en) * | 2020-08-28 | 2021-11-12 | 河南省正航建设工程有限公司 | Space truss reinforcing system of bridge double-limb pier |
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| CN105350446A (en) | 2016-02-24 |
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Inventor after: Lou Song Inventor after: Peng Siqian Inventor after: Jin Bo Inventor after: Kang Chao Inventor after: Zheng Chao Inventor after: Zhang Wu Inventor after: Liu Qiang Inventor after: Chen Yong Inventor after: Wang Yalong Inventor after: Liu Shuguang Inventor after: Jiang Yong Inventor after: Wang Jiezao Inventor after: Wu Yunhong Inventor before: Lou Song Inventor before: Jin Bo Inventor before: Kang Chao Inventor before: Zheng Chao Inventor before: Zhang Wu Inventor before: Chen Yong Inventor before: Wang Yalong Inventor before: Liu Shuguang Inventor before: Jiang Yong Inventor before: Wang Jiezao Inventor before: Wu Yunhong Inventor before: Peng Siqian |
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Effective date of registration: 20161207 Address after: 430000 Wuhan Province, East Lake New Technology Development Zone, No., No. six high tech Road, No. 97 Applicant after: China Railway Major Bridge Engineering Bureau Wuhan Bridge Special Technology Co., Ltd. Applicant after: Group Co., Ltd., Zhongtie Daqiao Bureau Applicant after: Jiangxi Ganewan Luqiao Investment Limited Address before: 430074 Hubei province Wuhan Dongxin East Lake New Technology Development Zone Road SBI Venture Street No. 6 Building 12 layer Applicant before: China Railway Major Bridge Engineering Bureau Wuhan Bridge Special Technology Co., Ltd. Applicant before: Group Co., Ltd., Zhongtie Daqiao Bureau |
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