CN106284063A - Curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device and method - Google Patents
Curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device and method Download PDFInfo
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- CN106284063A CN106284063A CN201610904692.1A CN201610904692A CN106284063A CN 106284063 A CN106284063 A CN 106284063A CN 201610904692 A CN201610904692 A CN 201610904692A CN 106284063 A CN106284063 A CN 106284063A
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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
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Abstract
The present invention relates to bridge extension joint technical field, particularly relate to curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device and method.Comprise support displacement case, described support comprises bridge beam gap between displacement case, described bridge beam gap comprises more than one displacement controlling box, described displacement controlling box comprises the centre sill profile that is connected on more than one and its, the edge supporting displacement case comprises edge-beam section steel, waterstop is comprised between edge-beam section steel and centre sill profile and centre sill profile and centre sill profile, edge-beam section steel and centre sill profile are camber line structure, bridge beam gap is divided into the gap of multiple arc by edge-beam section steel and centre sill profile, damping spring is comprised between described displacement controlling box, damping spring connects more than one displacement controlling box and makes multiple displacement controlling box uniform force.Retractor device and beam body tight, firm, be combined reliably.Meanwhile, the gap of arc is not to be perpendicular to the direction that wheel is advanced, and the direction of extrusion and the direction of propagation of sound wave that wheel is advanced are not straight lines, and overall vibration frequency is little, and noise is little.
Description
Technical field
The present invention relates to bridge extension joint technical field, particularly relate to curvilinear mold numerical expression damping vibration attenuation multi-directional deflection and stretch
Apparatus and method.
Background technology
Along with the development of China's communication, traffic flow and vehicle load increase day by day, existing modular expansion device
Cannot meet present stage bridge force-bearing demand:
1, tradition modular expansion device agent structure size is less than normal, and material label is relatively low, it is impossible to meet present stage vehicular load
Effect causes the damage that easily fractures；
2, tradition side bar steel and beam body concrete are unable to reach effectively combination, and anchor system is weak, cause device to depart from beam body
Damage；
3, waterstop anchored end unreasonable structure, easy to fall off, and monolayer waterstop cracky affected by environment, finally because of retractor device
Leak and cause beam body reinforcing bar and bridge pad corrosion；
4, tradition modular expansion device bearing lifting surface area is little, and bearing capacity is low, non-displacement support system, ultimately results in
Support crossbeam comes off；
5, tradition pressure-bearing and sliding support anchor system are weak, easily cause bearing damage and cause device global failure；
6, tradition modular expansion device non-displacement control system, it is impossible to completing uniformly stretches causes retractor device sector deformed；
7, tradition modular expansion device life cycle is short, and maintenance cost is high.
Summary of the invention
The purpose of invention: in order to provide a kind of effect more preferable curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device and
Method, specific purposes are shown in the multiple substantial technological effects being embodied as part.
In order to reach as above purpose, the present invention adopts the following technical scheme that:
Scheme one:
Curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device, it is characterised in that comprising support displacement case, described support becomes
Comprise bridge beam gap between the case of position, described bridge beam gap comprises more than one displacement controlling box, described Bit andits control case and bag
Containing the centre sill profile that is connected in more than one and its, the edge supporting displacement case comprises edge-beam section steel, edge-beam section steel and centre sill profile
And comprise waterstop, edge-beam section steel and centre sill profile between centre sill profile and centre sill profile and be camber line structure, bridge beam gap
It is divided into the gap of multiple arc by edge-beam section steel and centre sill profile, between described displacement controlling box, comprises damping spring, damp bullet
Spring connects more than one displacement controlling box and makes multiple displacement controlling box uniform force.
The further technical scheme of the present invention is, also comprises displacement chain between described displacement controlling box, and displacement chain is even
Connect more than one displacement controlling box.
The further technical scheme of the present invention is, described displacement controlling box comprises two.
The further technical scheme of the present invention is, described edge-beam section steel and centre sill profile and centre sill profile and centre sill profile
Between the waterstop that comprises comprise more than one layer, self distribution of the waterstop of more than a layer, relatively low in the middle part of described waterstop,
Avris is higher.
The further technical scheme of the present invention is, also comprises cushion space, comprises passage, also comprise in the middle part of displacement controlling box
Two ends are overlapped on cushion space and through the spandrel girder of passage, comprise sliding support above described bracing displacement case, described
Lower slider bearing is comprised below support displacement case；Described displacement chain and damping spring lay respectively at the both sides of spandrel girder；Described hold
Comprising positive stop inside the bracing displacement case that Chong Liang both sides are corresponding, positive stop end is cambered surface.
The further technical scheme of the present invention is, described edge-beam section steel avris comprises holding tank, above this holding tank and under
Fang Jun comprises the wall projected in parallel out, and is holding tank between two walls, and the anchor structure in edge-beam section steel and slab bridge concrete is fixed
Connect.
The further technical scheme of the present invention is, all comprises anti-slip tank above described edge-beam section steel and centre sill profile.
The further technical scheme of the present invention is, described edge-beam section steel and centre sill profile are multiple S-shaped docking continuous print
The structure of arc.
Scheme two:
A kind of curvilinear mold numerical expression reinforced multi-directional deflection telescopic method, it is characterised in that use retractor device as above:
Damping spring makes can keep in balance the when that stretching in gap between displacement controlling box deformation and equilibrium resistance；
Displacement chain prevents gap deformation excessive, prevents from continuing deformation when of to the upper limit；
The waterstop of more than one layer is distributed up and down, can realize multilamellar sealing, prevents water from leaking down to steel and causes corrosion；
Pockets and concrete surface are long-pending bigger so that overall structure is more stable；
Positive stop prevents spandrel girder from dislocating.
Curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device.
Scheme three:
A kind of reinforced multi-directional deflection of curvilinear mold numerical expression stretches noise-reduction method, it is characterised in that use flexible dress as above
Put:
The gap of arc is not to be perpendicular to the direction that wheel is advanced, and the direction of extrusion of wheel traveling and the direction of propagation of sound wave are also
Non-is straight line, and overall vibration frequency is little, and noise is little.
Use the present invention of as above technical scheme, have the advantages that relative to prior art: damping spring makes position
Between shifting control chamber, can keep in balance the when of stretching and deform and equilibrium resistance in gap；Change original possible discontinuity
Situation.Increasing each parts connectivity, it is ensured that between each component of retractor device, retractor device is tight, firm, reliable with beam body
Combination.Meanwhile, the gap of arc is not to be perpendicular to the direction that wheel is advanced, the direction of extrusion of wheel traveling and the biography of sound wave
Broadcasting direction is not straight line, and overall vibration frequency is little, and noise is little.
Accompanying drawing explanation
In order to further illustrate the present invention, it is further illustrated below in conjunction with the accompanying drawings:
Fig. 1 is inventive structure schematic diagram；
Fig. 2 is invention edge-beam section steel structural representation；
Fig. 3 is invention centre sill profile structural representation；
Fig. 4 is invention displacement chain structure schematic diagram；
Fig. 5 is invention Water stop structure schematic diagram；
Fig. 6 coordinates section bar structural representation for invention；
Fig. 7 is displacement controlling box side schematic view；
Fig. 8 is displacement controlling box front schematic view；
Fig. 9 is the structural representation of cushion space internal spandrel girder distribution；
Figure 10 is damper spring arrangement schematic diagram；
Figure 11 is plan structure schematic diagram of the present invention；
Wherein: 1. support displacement case；2. edge-beam section steel；3. waterstop；4. centre sill profile；5. damping spring；6. anti-slip tank；7. go up
Layer waterstop；8. lower floor's waterstop；9. holding tank；10. coordinate section bar；11. displacement chains；12. spandrel girders；13. is protruding；14.
Upper sliding support；15. positive stops；16. displacement controlling boxes；17. lower slider bearings；18. cushion spaces.
Detailed description of the invention
Illustrating embodiments of the invention below in conjunction with the accompanying drawings, embodiment is not construed as limiting the invention:
Scheme one:
Curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device, it is characterised in that comprising support displacement case, described support becomes
Comprise bridge beam gap between the case of position, described bridge beam gap comprises more than one displacement controlling box, described Bit andits control case and bag
Containing the centre sill profile that is connected in more than one and its, the edge supporting displacement case comprises edge-beam section steel, edge-beam section steel and centre sill profile
And comprise waterstop, edge-beam section steel and centre sill profile between centre sill profile and centre sill profile and be camber line structure, bridge beam gap
It is divided into the gap of multiple arc by edge-beam section steel and centre sill profile, between described displacement controlling box, comprises damping spring, damp bullet
Spring connects more than one displacement controlling box and makes multiple displacement controlling box uniform force.The technical scheme at this place is played
The technique effect of essence and the process that realizes be as follows: the energy when that damping spring making that between displacement controlling box, stretch in gap
Keep in balance and deform and equilibrium resistance；Change the situation of original possible discontinuity.Increase each parts connectivity, it is ensured that
Between each component of retractor device, retractor device and beam body tight, firm, be combined reliably.Meanwhile, the gap of arc is not
Being perpendicular to the direction that wheel is advanced, the direction of extrusion and the direction of propagation of sound wave that wheel is advanced are not straight lines, overall vibrations
Frequency is little, and noise is little.Curve Design reduces the directly impact in vehicle operation to retractor device, reduces noise, improves row
Car comfortableness, plays the effect of environmental protection noise reduction.
Also comprising displacement chain between described displacement controlling box, displacement chain connects more than one displacement controlling box.This
Technique effect and the process that realizes thereof of the essence that the technical scheme at place is played are as follows: the structure at this place prevents degree of being pulled through from making
Obtain overall structure to overstep the extreme limit and damage.Displacement chain prevents gap deformation excessive, prevents from continuing deformation when of to the upper limit.Knot
Closing accompanying drawing, described displacement controlling box comprises two.Similar realizes structure and number all in the protection domain of this patent.
The waterstop comprised between described edge-beam section steel and centre sill profile and centre sill profile and centre sill profile comprises one layer
Above, self distribution of the waterstop of more than a layer, relatively low in the middle part of described waterstop, avris is higher.The technical scheme at this place
Technique effect and the process that realizes thereof of the essence played are as follows: the waterstop of more than a layer is distributed up and down, can realize multilamellar
Sealing, prevents water from leaking down to steel and causes corrosion；
Also comprise cushion space, in the middle part of displacement controlling box, comprise passage, also comprise two ends and be overlapped on cushion space and through passage
Spandrel girder, comprise sliding support above described bracing displacement case, below described bracing displacement case, comprise lower slider bearing.This
Technique effect and the process that realizes thereof of the essence that the technical scheme at place is played are as follows: the when of flexible, spandrel girder two ends energy
Enough have suitable cushion space at cushion space.
Described displacement chain and damping spring lay respectively at the both sides of spandrel girder.The support level that described spandrel girder both sides are corresponding
Moving and comprise positive stop inside case, positive stop end is cambered surface.The technique effect of the essence that the technical scheme at this place is played
And the process that realizes is as follows: spandrel girder will not fall down, overall structure will not be damaged, it is ensured that it is in certain scope,
Positive stop prevents spandrel girder from dislocating.
Described edge-beam section steel avris comprises holding tank, and this holding tank both above and below comprises the wall projected in parallel out, two
It is that the anchor structure in holding tank, edge-beam section steel and slab bridge concrete is fixing between wall to connect.The technical scheme at this place is played
The technique effect of essence and the process that realizes be as follows: holding tank and concrete surface are long-pending bigger so that overall structure is more
Stable.
Be evenly arranged one and above centre sill profile between described edge-beam section steel and edge-beam section steel, edge-beam section steel end face with in
Beam type material end face flushes with bridge floor respectively.
Anti-slip tank is all comprised above described edge-beam section steel and centre sill profile.The skill of the essence that the technical scheme at this place is played
Art effect and the process that realizes thereof are as follows: anti-slip tank energy increasing friction force, and this patent is more suitable for using.
In conjunction with accompanying drawing, described edge-beam section steel and centre sill profile are the structure of multiple S-shaped docking continuous print arc.This place
Technique effect and the process that realizes thereof of the essence that technical scheme is played are as follows: the when that sound wave being extruded in gap, S-shaped
Shape can play certain iris action.Because it exists multiple curved, conveniently noise is carried out obstruct process.
A kind of curvilinear mold numerical expression reinforced multi-directional deflection telescopic method, it is characterised in that use flexible dress as above
Put:
Damping spring makes can keep in balance the when that stretching in gap between displacement controlling box deformation and equilibrium resistance；
Displacement chain prevents gap deformation excessive, prevents from continuing deformation when of to the upper limit；
The waterstop of more than one layer is distributed up and down, can realize multilamellar sealing, prevents water from leaking down to steel and causes corrosion；
Pockets and concrete surface are long-pending bigger so that overall structure is more stable；
Positive stop prevents spandrel girder from dislocating.
Described waterstop is ethylene propylene terpolymer water stop band.
This place additionally provides the bridge inhomogeneities of a kind of dry maintenance and becomes detection method, it is characterised in that described side bar
And between central sill, or between central sill and central sill, in the interlayer of two waterstops, comprise range sensor, this Distance-sensing
Device can detect the distance between side bar and central sill or central sill and central sill, is arranged between the waterstop being distributed up and down and can protect
Holding it to be positioned in dry working environment, circuit is walked in displacement controlling box and guides avris along waterstop, can be more from avris
Change power supply；Power supply is powered to range sensor, it is possible to the distance between side bar and central sill or central sill and central sill detected
And be monitored, use collection in worksite or use radio communication, it is possible to monitoring sector deformed and inhomogeneous deformation at any time, pass through
Whether data are monitored damaging, to determine maintenance condition and maintenance situation.
Use this kind of method, service work can be allowed more to save manpower, and monitor some daily regions can't see, convenient row
Except hidden danger.
The technical solution used in the present invention be edge-beam section steel dorsal part fall c-opening (holding tank) place with by anchor plate and anchor
Connect Gu the anchor system of reinforcing bar composition is fixing, between described edge-beam section steel, be evenly arranged one and above centre sill profile, side bar
Section bar flushes with bridge floor with the end face of centre sill profile；Between described edge-beam section steel and centre sill profile, centre sill profile and centre sill profile
Between comprise the drainage system being made up of two and above rubber fastening band；Described edge-beam section steel, centre sill profile are curve knot
Structure, bridge expanssion joint gap is divided into multiple curved slits by edge-beam section steel, centre sill profile；Described edge-beam section steel lower, transverse sets
It is equipped with and supports displacing system and fixing with the support displacement case supported in displacing system be connected；Also comprise position control system, position
Move damping spring device and the displacement displacement mutual assosting effect of chain device in control system, make retractor device entirety stress equal
Even, play the effect that multi-directional deflection uniformly stretches；Meanwhile, curve side bar, the design of central sill, reduce vehicular impact noise, change
Sonic propagation direction, and then play noise reduction.
This patent, relative to prior art, has a following outstanding advantage:
1, retractor device main structure body different formed steel construction size increases, and central sill increases, and steel label increases, it is ensured that retractor device is whole
Body service life.
2, retractor device main structure body deformed steel more existing " F type " " c-type " " E type " steel is no matter from load performance, anti-twist
Deformation performance or stability, impact resistance, all have a distinct increment.
3, retractor device main structure body deformed steel end face design anti-slip tank, increases frictional resistance, improves traffic safety performance.
4, using the design of the falling c-type i.e. existence of holding tank on the left of side bar with concrete junction, increase connects with concrete
Contacting surface is amassed, and coordinates anchor plate simultaneously, improves integral fastening performance.
5, retractor device main structure body deformed steel waterstop anchoring notch uses embedded design, coordinates waterstop anchored end
Hollow inflated design, improves waterstop anchoring property, prevents its loose or dislocation.
6, waterstop material uses high-performance ethylene propylene diene rubber, improves component service life.
7, retractor device uses double-deck Water stop structure design, improves water-proof drainage performance, thus reduces damage of leaking and lead
The beam body reinforcing bar caused and the risk of bridge pad corrosion.
8, increase spandrel girder and sliding support size, improve retractor device pressure-bearing and slide laterally ability.
9, increase stopping means, prevent from coming to nothing risk because of the support crossbeam under extreme displacement effect, it is ensured that retractor device is whole
Body uses functional.
10, displacement chain i.e. Bit andits control displacement chain is arranged between side bar steel and middle joist steel, middle joist steel and middle joist steel,
Ensure retractor device uniformly conjugates performance.
11, damping spring i.e. spring-damper is arranged between middle joist steel and middle joist steel, it is ensured that the uniform change of retractor device
Position performance.
12, retractor device uses displacement control system first, solves existing retractor device because of flexible uneven and horizontal position
The sector deformed damage that shifting demand causes.
13, retractor device bulk life time and the displacement more traditional modular expansion device of performance improve a lot, thus reduce
Maintenance cost.
14. Curve Designs reduce the directly impact in vehicle operation to retractor device, reduce noise, improve driving and relax
Adaptive, plays the effect of environmental protection noise reduction.
Using this kind of structure, side bar spoilage to be directly down to 0, the most every 20 variablees just have a meeting at about 1 year
Come off or damage；Lower section is corrosion-free, and originally water inlet corrosion often causes expansion joint to break down, and saves maintenance cost about three points
One of, increase service life；Use this kind of structure, do not have inhomogeneities and become, the most often have sector deformed damage, use
After this structure, uniform force, deformation is unified.
Using this structure and the contrast of common expanded joint structure, the distance using noise monitoring car same is entered at viaduct
Row is measured；
Under same distance, under the gap of the structure of the S-shaped of this patent, noise is 35db, and the noise of prior art is 60db.
In a creative way, each effect above is individually present, moreover it is possible to complete the combination of the above results with a nested structure.
The technique effect that above structure realizes realizes clear, and discounting for additional technical scheme, this patent title is also
It can be a kind of bridge expansion joint structure.Part details not shown in figure.
It should be noted that multiple schemes that this patent provides comprise the basic scheme of itself, separate, the most mutually
Restriction, but it can also be mutually combined in the case of not conflicting, and reaches multiple effect and jointly realizes.
The ultimate principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The technology of this area
Personnel, it should be recognized that the present invention is not restricted to the described embodiments, simply illustrate this described in above-described embodiment and description
Bright principle, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Both fall within claimed scope with improving.
Claims (10)
1. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device, it is characterised in that comprise support displacement case, described support
Comprise bridge beam gap between displacement case, described bridge beam gap comprises more than one displacement controlling box, described displacement controlling box
Comprising the centre sill profile that is connected on more than one and its, the edge supporting displacement case comprises edge-beam section steel, edge-beam section steel and backbone type
Comprising waterstop, edge-beam section steel and centre sill profile between material and centre sill profile and centre sill profile and be camber line structure, bridge stitches
Gap is divided into the gap of multiple arc by edge-beam section steel and centre sill profile, comprises damping spring between described displacement controlling box, damping
Spring connects more than one displacement controlling box and makes multiple displacement controlling box uniform force.
2. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device as claimed in claim 1, it is characterised in that institute's rheme
Moving and also comprise displacement chain between control chamber, displacement chain connects more than one displacement controlling box.
3. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device as claimed in claim 2, it is characterised in that institute's rheme
Move control chamber and comprise two.
4. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device as claimed in claim 1, it is characterised in that described limit
The waterstop comprised between beam type material and centre sill profile and centre sill profile and centre sill profile comprises more than one layer, more than one layer
Self distribution of waterstop, relatively low in the middle part of described waterstop, avris is higher.
5. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device as claimed in claim 2, it is characterised in that also comprise
Cushion space, comprises passage in the middle part of displacement controlling box, also comprise two ends and be overlapped on cushion space the spandrel girder through passage, institute
State and above bracing displacement case, comprise sliding support, below described bracing displacement case, comprise lower slider bearing；Described displacement chain
With the both sides that damping spring lays respectively at spandrel girder；Limiting block is comprised inside the bracing displacement case that described spandrel girder both sides are corresponding
Block, positive stop end is cambered surface.
6. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device as claimed in claim 1, it is characterised in that described limit
Beam type edge side comprises holding tank, and this holding tank both above and below comprises the wall projected in parallel out, and is holding tank between two walls,
Anchor structure in edge-beam section steel and slab bridge concrete is fixing to be connected.
7. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device as claimed in claim 1, it is characterised in that described limit
Anti-slip tank is all comprised above beam type material and centre sill profile.
8. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device as claimed in claim 1, it is characterised in that described limit
Beam type material and centre sill profile are the structure of multiple S-shaped docking continuous print arc.
9. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection telescopic method, it is characterised in that use stretching as described in claim 1-7
Compression apparatus:
Damping spring makes can keep in balance the when that stretching in gap between displacement controlling box deformation and equilibrium resistance；
Displacement chain prevents gap deformation excessive, prevents from continuing deformation when of to the upper limit；
The waterstop of more than one layer is distributed up and down, can realize multilamellar sealing, prevents water from leaking down to steel and causes corrosion；
Pockets and concrete surface are long-pending bigger so that overall structure is more stable；
Positive stop prevents spandrel girder from dislocating.
10. curvilinear mold numerical expression damping vibration attenuation multi-directional deflection stretches noise-reduction method, it is characterised in that use such as claim 1-7 institute
The retractor device stated:
The gap of arc is not to be perpendicular to the direction that wheel is advanced, and the direction of extrusion of wheel traveling and the direction of propagation of sound wave are also
Non-is straight line, and overall vibration frequency is little, and noise is little.
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| CN107217590A (en) * | 2017-06-14 | 2017-09-29 | 武汉海润工程设备有限公司 | A kind of bridge extension joint with volute spring displacement control system |
| CN107419663A (en) * | 2017-05-20 | 2017-12-01 | 董英山 | A kind of bridge construction damping device |
| CN109322244A (en) * | 2018-10-23 | 2019-02-12 | 苏交科集团检测认证有限公司 | Three-dimensional displacement high-damping intelligently subtracts shock insulation telescopic device |
| CN112112070A (en) * | 2020-09-28 | 2020-12-22 | 单国珠 | Enhanced large-displacement bridge expansion device and adjustment method |
| CN112695628A (en) * | 2020-12-18 | 2021-04-23 | 江苏领跑梦毛勒智造科技集团有限公司 | Arc-shaped environment-friendly telescopic device and installation method thereof |
| CN113373802A (en) * | 2021-06-15 | 2021-09-10 | 武汉东九永环工程技术有限公司 | Shock attenuation expansion joint based on wire rope attenuator |
| CN116815616A (en) * | 2023-06-29 | 2023-09-29 | 江苏领跑梦毛勒智造科技集团有限公司 | Novel sliding support displacement system and assembled intelligent shock-absorbing and noise-reducing telescopic device |
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