CN106087727A - A kind of prepressing type Multidirectional displacement bridge expansion device - Google Patents
A kind of prepressing type Multidirectional displacement bridge expansion device Download PDFInfo
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- CN106087727A CN106087727A CN201610642873.1A CN201610642873A CN106087727A CN 106087727 A CN106087727 A CN 106087727A CN 201610642873 A CN201610642873 A CN 201610642873A CN 106087727 A CN106087727 A CN 106087727A
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- Prior art keywords
- dust
- flexible
- water flat
- prepressing type
- plate
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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
- E01D19/06—Arrangement, construction or bridging of expansion joints
- E01D19/065—Joints having sliding plates
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The open a kind of prepressing type Multidirectional displacement bridge expansion device of the present invention, it is welded with the perpendicular gripper shoe identical with material and anchoring piece gusset including two pieces of flexible panels, each flexible lower panels, prepressing type elastic parts is also had to be positioned at, for resilient support, the dust-proof water flat runner that flexible panel lower surface mutually overlaps, be conducive to remaining and be in close contact between two pieces of dust-proof water flat runners, between dust-proof water flat runner and flexible panel, add dust-proof effect；Described perpendicular gripper shoe is unequal angle, and described angle steel, as vertical supporting assembly, enhances the pulling test strength of retractor device；The anchoring assembly using anchor plate to be connected with abutment embedded ribs as flexible panel, enhances the shearing strength of retractor device, efficiently consolidates, and service life is long.
Description
Technical field
The present invention relates to a kind of prepressing type Multidirectional displacement bridge expansion device, be specially one and use prepressing type elastic parts
Multi-directional deflection corrugated sheet bridge extension joint, belong to science of bridge building technical field of buildings.
Background technology
Bridge extension joint is the important connection member between highway, railroad bridge end, the quality of this device and performance
The durability of bed rearrangement bridge will be directly affected.Owing to bridge extension joint is arranged on beam-ends bridge floor vulnerable area, another directly bear
Various natural environment etch impact, because occurring that cold and hot flexible, oscillation in the pitch mode tilting, lateral oscillation twist relatively during use
Deng problems such as multi-directional deflections (that is three direction displacement, flexible and rotation).Therefore, the general requirement to this retractor device includes: anti-
Aqueous can the overall structure of each component good endurance in good, capable of expansion and contraction and device, particularly retractor device and installation accuracy
Need to reach to design requirement, when sailing in order to vehicle, noise is low, it is little to shake, thus it is good to realize retractor device overall operation, uses the longevity
Life is long and easy to maintenance.Utility model patent " a kind of bridge extension joint " (2015202145397) including: water-proof sealing strip,
Beam body, dust-proof steel deck-plate and shaped steel, be relatively set with shaped steel inside the identical symmetrically arranged beam body of said two shape, two types
Offer promising up big and down small arc embedding groove in steel, be connected with water-proof sealing strip in embedding groove, the waterproof sealing in embedding groove
Being arranged with the shackle member bending to arc on bar medial surface, described water-proof sealing strip end is fixed on correspondence by anchoring screw
On shaped steel, shaped steel top edge is symmetrically arranged with protection body, and described protection body top is provided with chute, is provided with dust-proof steel in chute
Cover plate, described a kind of bridge extension joint, effectively realize water-proof sealing strip is clamped by shackle member and anchoring screw, it is ensured that knot
The water resistance of structure, dust-proof steel deck-plate can prevent rainwater and rubbish earth from oozing obstruction, and maintenance is more convenient, and protection body can be to anti-
Water retaining and sealing strip plays the effect of protection, it is to avoid aging, increases the service life.The protection body top used due to this structure is arranged
Having chute, be provided with dust-proof steel deck-plate in chute, this dust-proof steel deck-plate does not stretch surplus, easily sinks when bridge stretches
Or go for a stroll downwards, dust reduction capability easily lost efficacy, therefore, it is necessary to actively improve for this aspect problem, thus realized bridge
Long-acting, firm, the safe handling effect of beam retractor device.
Summary of the invention
It is an object of the invention to for problem described in background technology, the flexible dress of a kind of prepressing type multi-directional deflection bridge of design
Put, be welded with the perpendicular gripper shoe identical with material and anchoring piece gusset including two pieces of flexible panels, each flexible lower panels, also have
Prepressing type elastic parts is positioned at, for resilient support, the dust-proof water flat runner that flexible panel lower surface mutually overlaps, and is conducive to all the time
Keep being in close contact between two pieces of dust-proof water flat runners, between dust-proof water flat runner and flexible panel, add dust-proof effect；Institute
Stating perpendicular gripper shoe is unequal angle, and described angle steel, as vertical supporting assembly, enhances the pulling test strength of retractor device；Use
The anchoring assembly that anchor plate is connected with abutment embedded ribs as flexible panel, enhances the shearing strength of retractor device, efficiently
Firm, service life is long.
The technical scheme is that a kind of prepressing type Multidirectional displacement bridge expansion device；Including: two pieces of flexible panels,
Anchoring gusset, two perpendicular gripper shoes, hydrophobic component, two pieces of dust-proof water flat runners；Described flexible panel is corrugated sheet or comb teeth-shaped
Plate or triangular plate, arrange according to shape between two pieces of flexible panels, each flexible lower panels is welded with perpendicular gripper shoe and anchor in opposite directions
Gu gusset；Described dust-proof water flat runner divides and is listed in flexible panel lower surface, mutually overlaps between two pieces of dust-proof water flat runners；Described
Hydrophobic component is docked at the lower section of perpendicular gripper shoe；It is characterized in that:
Also include prepressing type elastic parts；
Described perpendicular gripper shoe is L-type unequal angle or equal leg angle, and described anchoring gusset is fishtail steel plate, anchors gusset
On have hole；The forward position of anchoring gusset is welded, is anchored the upper edge of gusset and is welded on flexible face with described unequal angle facade
The lower surface of plate；
The upper edge of described unequal angle uniformly has notch, described horizontal slide plate fasten and be welded on institute in comb teeth-shaped
Stating the both sides of unequal angle notch, the upper edge of unequal angle is welded with panel lower surface again；
Described prepressing type elastic parts includes: push rod, compression spring, housing, pole bracket, bearing, nut；Described bearing is connected
On unequal angle, described pole bracket is connected on bearing, and cylindrically, lower housing portion is connected in cantilever and props up described housing
On frame, the bottom of housing has circular hole, and described push rod upper support is below horizontal slide plate, and push rod bottom is inserted into through spring
In housing bottom circular hole, and locked by nut.
A kind of prepressing type Multidirectional displacement bridge expansion device, it is characterised in that: under described support level slide plate
The spring assembly on surface, or tabular shell fragment, or the piston type assembly of built-in spring, or elastic rubbery body group
Part.
The medicine have the advantages that
(1) using pre-compressed spring modular support dust-proof water flat runner, compression spring remains pressured state, is conducive to protecting all the time
Hold and be in close contact between two pieces of horizontal slide plates, between horizontal slide plate and panel.When speeding away after wheel rolls panel, spring
When upspringing rapidly horizontal slide plate, the graininess rubbish fallen in expansion joint can be ejected outside expansion joint；
(2) gripper shoe uses unequal angle, is conducive to improving between bridge extension joint and the steel wire concrete matrix of cast in situs and ties
Make a concerted effort, add adhesion between gripper shoe and anchoring gusset, therefore enhance the breakout capacity of bridge extension joint；
(3) anchor rib uses the steel plate workpiece of material identical with panel and gripper shoe, and is welded between panel and gripper shoe,
Add weld strength, substantially increase the anti-shear ability of anchoring gusset.
Accompanying drawing explanation
Fig. 1 is one prepressing type Multidirectional displacement bridge expansion device embodiment one axle side of the present invention schematic diagram；
Fig. 2 is Fig. 1 side view；
Fig. 3 is dust-proof water flat runner shaft side figure；
Fig. 4 is perpendicular gripper shoe shaft side figure；
Fig. 5 is prepressing type elastic parts shaft side figure；
Fig. 6 is one prepressing type Multidirectional displacement bridge expansion device embodiment two axle side of the present invention schematic diagram；
Fig. 7 is that one prepressing type Multidirectional displacement bridge expansion device of the present invention is arranged on schematic diagram in bridge expanssion joint.
Description of symbols in figure:
In Fig. 1～5: 1 stretches panel, 2 anchoring gussets, 3 erect gripper shoe, 4 hydrophobic component, 5 prepressing type elasticity groups
Part, 5.1 push rods, 5.2 compression springs, 5.3 housings, 5.4 pole brackets, 5.5 nuts, 5.6 bearings, 6 prevent
Dirt horizontal slide plate, 6.1 outer comb, comb in 6.2,7 tabular shell fragments.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated, and the example of described embodiment is shown in the drawings,
The most same or similar label represents same or similar element or has the element of same or like function.Under
Face is exemplary by the embodiment that is described with reference to the drawings, it is intended to be used for explaining the present invention, and it is not intended that to the present invention
Restriction, all any amendment, equivalent or improvement etc. made within the spirit and principles in the present invention, should be included in this
Within the right of invention, the technical program is addressed the most in detail, is known technology.
As shown in Fig. 1～5, it is one of one prepressing type Multidirectional displacement bridge expansion device embodiment of the present invention, is wave mode
The Application Example of plate bridge expanssion joint.As shown in Figure 1, described device includes: two pieces, left and right waveform expansion and contraction panel 1, each piece
Waveform expansion and contraction panel connects a Horizontal vertical gripper shoe 31 time, and such as Fig. 4, described perpendicular gripper shoe 3 is unequal angle, inequilateral angle
The upper edge of steel uniformly has notch, described notch and band comb teeth-shaped bending (including interior comb 6.2 and outer comb 6.1) shown in Fig. 3
Dust-proof water flat runner 6 match so that this bending embeds the notch both sides of unequal angle, and welds along adding at built-in edges
Gu.The upper edge unslotted oral area of unequal angle divides and welds with waveform expansion and contraction panel 1 lower surface.Due to dust-proof water flat runner
6 points are listed in two pieces of panel 1 lower surfaces, and in two dust-proof water flat runners 6, the side of non-bending mutually overlaps, and such as Fig. 2, the present invention implements
In example, it is positioned at right side dust-proof water flat runner 6 and is overlapped on the lower section of left side dust-proof water flat runner.
As seen from Figure 1, Figure 2, hydrophobic component 4 is docked at the lower section of perpendicular gripper shoe 3, flows down from panel 1 for undertaking
Sewage or silt are also discharged to two ends.
As seen from Figure 1, Figure 2, described anchoring gusset 2 is fishtail steel plate, and anchoring gusset 2 has three holes, described
Hole is connected each horizontal stiffener when in-site installation；The forward position of anchoring gusset 2 is welded with unequal angle facade, is anchored
The upper edge of gusset 2 is welded on the lower surface of waveform expansion and contraction panel 1.
With reference to Fig. 1, Fig. 5, prepressing type elastic parts 5 includes: push rod 5.1, compression spring 5.2, housing 5.3, pole bracket
5.4, bearing 5.6, nut 5.5；Described bearing 5.6 is connected on the alien invasion of right side unequal angle, described pole bracket 5.4
Being connected on bearing 5.6, cylindrically, housing 5.3 bottom is connected on pole bracket 5.4 described housing 5.3, housing 5.3
Bottom has circular hole, described push rod 5.1 upper support horizontal slide plate 6 lower surface, and push rod 5.1 bottom is inserted into through spring 5.2
In housing 5.3 bottom circular aperture, and positioned by nut 5.5.
In Fig. 1, described prepressing type elastic parts 5 has multiple, and each prepressing type elastic parts 5 is distributed in dust-proof water in yi word pattern
On the downside of flat runner 6, in the embodiment of the present invention, set and one group of prepressing type elastic parts 5 is set at interval of 200mm.Each prepressing type bullet
Push rod 5.1 in property assembly 5, under compression spring 5.2 resilient force, slides up and down in housing 5.3.Be conducive to protecting all the time
Hold between two pieces of dust-proof water flat runners and be in close contact between dust-proof water flat runner and flexible panel.
See Fig. 5, be another embodiment of the present invention, described in figure, be supported on the prepressing type below dust-proof water flat runner 6
Elastic parts, is analogous to the tabular shell fragment 7 of automobile spring plate, one end of described tabular shell fragment withstand dust-proof water flat runner 6,
The other end is connected on gripper shoe 3 facade.In like manner, multiple tabular shell fragment 7 can be set with, between adjacent two boards shape shell fragment 7 between
Every less than or equal to 200mm, specifically set flexibly with the elastic force of bridge expanssion joint maximum and tabular shell fragment 7.
Preferably, prepressing type elastic parts or the piston type assembly of the known built-in spring of employing, or elastic
Rubber bodies assembly.
Preferably, described perpendicular gripper shoe 3 or two equal leg angles, along uniformly having notch on described equal leg angle,
Be connected dust-proof water flat runner in notch both sides again.
Preferably, notch is not offered on the upper edge of two unequal angles or equal leg angle that constitute perpendicular gripper shoe 3, thus,
The upper edge of each unequal angle or equal leg angle is connected with the lower surface full weld of flexible panel 1, and described dust-proof water flat runner is only rolled over
Together 90 degree curved after, by upper and lower overlapping mode, misplace and be connected on the facade of described unequal angle or equal leg angle.
One prepressing type Multidirectional displacement bridge expansion device of the present invention, uses prepressing type elastic parts to support dust-proof water and smooths
Plate, is conducive to remaining close contact between two pieces of dust-proof water flat runners, between dust-proof water flat runner and flexible panel.Work as car
When speeding away after rolling pressure surface plate, spring when upspringing rapidly horizontal slide plate, the graininess rubbish that can will fall in expansion joint
Outside ejection expansion joint；Perpendicular gripper shoe uses unequal angle, is conducive to the steel wire concrete improving bridge extension joint with cast in situs
Adhesion between matrix, adds adhesion between gripper shoe and anchoring gusset, therefore enhances the resistance to plucking of bridge extension joint
Ability；Anchoring gusset uses the steel plate workpiece of material identical with panel and gripper shoe, and is welded between panel and gripper shoe,
Add weld strength, substantially increase the anti-shear ability of anchor rib.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward ", " up time
Pin ", " counterclockwise ", " axially ", " radially ", the orientation of the instruction such as " circumferential " or position relationship be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must
Must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing ",
The term such as " be connected " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Permissible
It is to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal or the interaction relationship of two elements, unless otherwise clear and definite restriction.Common for this area
For technical staff, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
Claims (2)
1. a prepressing type Multidirectional displacement bridge expansion device；Including: two pieces of flexible panels, anchoring gusset, two perpendicular gripper shoes,
Hydrophobic component, two pieces of dust-proof water flat runners；Described flexible panel is corrugated sheet or comb teeth-shaped plate or triangular plate, two pieces of flexible faces
Arranging in opposite directions according to shape between plate, each flexible lower panels is welded with perpendicular gripper shoe and anchoring gusset；Described dust-proof water flat runner
Divide and be listed in flexible panel lower surface, mutually overlap between two pieces of dust-proof water flat runners；Described hydrophobic component is docked at perpendicular gripper shoe
Lower section；It is characterized in that:
Also include prepressing type elastic parts；
Described perpendicular gripper shoe is L-type unequal angle or equal leg angle, and described anchoring gusset is fishtail steel plate, anchors gusset
On have hole；The forward position of anchoring gusset is welded, is anchored the upper edge of gusset and is welded on flexible face with described unequal angle facade
The lower surface of plate；
The upper edge of described unequal angle uniformly has notch, described horizontal slide plate fasten and be welded on institute in comb teeth-shaped
Stating the both sides of unequal angle notch, the upper edge of unequal angle is welded with panel lower surface again；
Described prepressing type elastic parts includes: push rod, compression spring, housing, pole bracket, bearing, nut；Described bearing is connected
On unequal angle, described pole bracket is connected on bearing, and cylindrically, lower housing portion is connected in cantilever and props up described housing
On frame, the bottom of housing has circular hole, and described push rod upper support is below horizontal slide plate, and push rod bottom is inserted into through spring
In housing bottom circular hole, and locked by nut.
2. a kind of prepressing type Multidirectional displacement bridge expansion device, it is characterised in that: described support level is sliding
The spring assembly of plate lower surface, or tabular shell fragment, or the piston type assembly of built-in spring, or elastic rubbery body
Assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610642873.1A CN106087727B (en) | 2016-08-08 | 2016-08-08 | A kind of prepressing type Multidirectional displacement bridge expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610642873.1A CN106087727B (en) | 2016-08-08 | 2016-08-08 | A kind of prepressing type Multidirectional displacement bridge expansion device |
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| CN106087727A true CN106087727A (en) | 2016-11-09 |
| CN106087727B CN106087727B (en) | 2017-10-13 |
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| CN201610642873.1A Active CN106087727B (en) | 2016-08-08 | 2016-08-08 | A kind of prepressing type Multidirectional displacement bridge expansion device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100071A (en) * | 2017-05-16 | 2017-08-29 | 南昌大学 | It is a kind of to reduce the expansion gap device and its construction method of impact failure and waterproof sound insulation |
| CN107178031A (en) * | 2017-04-07 | 2017-09-19 | 刘祖江 | A kind of unit assembled prestressing force Multidirectional displacement bridge expansion device and installation method |
| CN108035245A (en) * | 2017-12-26 | 2018-05-15 | 福州大学 | Novel fabricated seamless expansion-contraction devices and its construction method |
| CN108547221A (en) * | 2018-04-20 | 2018-09-18 | 青海民族大学 | A kind of Highway-bridge Expansion Joints structure |
| CN109267477A (en) * | 2018-11-09 | 2019-01-25 | 重庆单轨交通工程有限责任公司 | A kind of track girder joint plate and its pedestal module and track girder jointing apparatus |
| CN111287077A (en) * | 2020-03-05 | 2020-06-16 | 顾轩波 | Height-adjustable bridge expansion joint component capable of realizing transverse connection |
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| CN205990583U (en) * | 2016-08-08 | 2017-03-01 | 武汉耐久伸缩工程有限公司 | A kind of prepressing type Multidirectional displacement bridge expansion device |
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| WO2002022977A1 (en) * | 2000-09-15 | 2002-03-21 | Construction Specialties, Inc. | Expansion joint cover |
| KR100812102B1 (en) * | 2007-04-13 | 2008-03-12 | 이강일 | Finger type bridge expansion joint |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178031A (en) * | 2017-04-07 | 2017-09-19 | 刘祖江 | A kind of unit assembled prestressing force Multidirectional displacement bridge expansion device and installation method |
| CN107100071A (en) * | 2017-05-16 | 2017-08-29 | 南昌大学 | It is a kind of to reduce the expansion gap device and its construction method of impact failure and waterproof sound insulation |
| CN108035245A (en) * | 2017-12-26 | 2018-05-15 | 福州大学 | Novel fabricated seamless expansion-contraction devices and its construction method |
| CN108547221A (en) * | 2018-04-20 | 2018-09-18 | 青海民族大学 | A kind of Highway-bridge Expansion Joints structure |
| CN109267477A (en) * | 2018-11-09 | 2019-01-25 | 重庆单轨交通工程有限责任公司 | A kind of track girder joint plate and its pedestal module and track girder jointing apparatus |
| CN109267477B (en) * | 2018-11-09 | 2023-03-10 | 重庆单轨交通工程有限责任公司 | Base module of rail beam joint plate and rail beam joint device |
| CN111287077A (en) * | 2020-03-05 | 2020-06-16 | 顾轩波 | Height-adjustable bridge expansion joint component capable of realizing transverse connection |
| CN111287077B (en) * | 2020-03-05 | 2021-08-24 | 顾轩波 | Height-adjustable bridge expansion joint component capable of realizing transverse connection |
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|---|---|
| CN106087727B (en) | 2017-10-13 |
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