CN207878270U - A kind of noise reducing type expansion joint - Google Patents
A kind of noise reducing type expansion joint Download PDFInfo
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- CN207878270U CN207878270U CN201820106416.5U CN201820106416U CN207878270U CN 207878270 U CN207878270 U CN 207878270U CN 201820106416 U CN201820106416 U CN 201820106416U CN 207878270 U CN207878270 U CN 207878270U
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Abstract
The utility model discloses a kind of noise reducing type expansion joint, includes two pieces of corrugated sheets positioned at top layer, and two pieces of corrugated sheets are both provided with corresponding waveform end, and two pieces of corrugated sheets constitute waveform expansion and contraction seam after accordingly installing；And the lower section of two pieces of corrugated sheets is then provided with two corresponding deformed steels, and the inner end of two deformed steels plays structure in wing, and it is also equipped with sealing water proof strip between two deformed steels；A stainless steel slide plate is additionally provided with below the deformed steel；And the lower section of stainless steel slide plate also installs and is equipped with a sliding beam, the lower section both sides of sliding beam are then respectively equipped with a rest pad, and a reducing noise rubber block is then respectively installed in the top both sides of sliding beam.The vertical masonry joint mouth structure at traditional modulus expansion joint is replaced in the present apparatus using corrugated sheet, the sealing at its expansion joint is set to be designed as wavy shaped configuration, wheel tyre is by being in contact with expansion joint in a manner of asymptotic when sealing, there is supporting point always with road surface in tire, transition smoothes out, increase forced area, reduce impact force, reduces noise.
Description
Technical field
The utility model is related to a kind of bridge equipment, specifically a kind of noise reducing type expansion joint.
Background technology
Currently, with the raising of environmental requirement, and municipal overpass is more and more, the requirement to vehicle noise control
It is higher and higher.And it is also a main noise source that vehicle, which passes through the noise generated when bridge expanssion joint, existing modulus type
Bridge expanssion joint and existing flute profile noise reduction expansion joint are primarily present problems with：
1, modulus type expansion joint shaped steel inside edge approximate right angle, wheel by when contact surface it is small, to the impact force of tire
Greatly, the excited vibration of generation is big, and noise is big；
2, modulus type expansion joint, sealing are lateral direction penetrating on road, cause the discontinuous of road surface, wheel by mistake
Cheng Zhongyou is instantaneously hanging, and then whole impact other side shaped steel, causes local pressure to concentrate, big to the impact of tire interface point,
Noise is big；
3, flute profile noise reduction expansion joint largely uses anchor bolt, installation due to being typically that one meter of unit is installed
Precision is difficult to control, and bolt reliability, durability are poor, fragile, not easy care, and practical noise reduction is poor.
Utility model content
The purpose of this utility model is in view of the deficienciess of the prior art, providing a kind of noise reducing type expansion joint, technology
Scheme is as follows：
A kind of noise reducing type expansion joint, includes two pieces of corrugated sheets positioned at top layer, and two pieces of corrugated sheets are both provided with accordingly
Waveform end, two pieces of corrugated sheets constitute waveform expansion and contraction seam after accordingly installing；And the lower section of two pieces of corrugated sheets is then provided with two phases
The inner end of corresponding deformed steel, two deformed steels plays structure in wing, and is also equipped with sealing waterproof between two deformed steels
Item；And the outside of two deformed steels is also respectively separately installed with evenly spaced anchor plate, and the lower section of the deformed steel
It is additionally provided with a stainless steel slide plate；And a sliding beam is additionally provided with below stainless steel slide plate, the lower section both sides of sliding beam are then each
One rest pad is installed；And the top both sides of stainless steel slide plate are also separately filled with reducing noise rubber, and the reducing noise rubber is filled out
It fills between two pieces of adjacent anchor plates；And the lower section of two rest pads and the outboard end lower face of two corrugated sheets also
Be both provided with the lateral boxboard extended outward, and the lateral boxboard be equally arranged accordingly two pieces of anchor plates it
Between, and vertical boxboard is also equipped between the lateral boxboard of upper and lower, the lateral boxboard, vertical boxboard and front and back side are adjacent
Anchor plate constitute whole noise reduction box, the noise reduction box is by stainless steel slide plate, sliding beam, rest pad and the reducing noise rubber of both sides
Overall package is in babinet.
Preferably, the wing of the inner end of the deformed steel, which rises in structure, is additionally provided with card slot；And the sealing is anti-
The both ends of water bar are then installed in card slot.
Preferably, the vertical cross-section of the sealing water proof strip is set as M shape and structures.
Preferably, the wavy curve of the waveform expansion and contraction seam is set as sine curve.
Preferably, the deformed steel is that welding is installed with corrugated sheet, the anchor plate is set as with deformed steel
Welding installation, and the corrugated sheet is welded after integral solder assembly with corrugated sheet in production and is installed again.
Advantageous effect：The utility model has the advantages that：
(1) the vertical masonry joint mouth structure for replacing traditional modulus expansion joint in the present apparatus using corrugated sheet, makes the sealing at its expansion joint
It is designed as wavy shaped configuration, wheel tyre is by being in contact with expansion joint in a manner of asymptotic when sealing, and tire and road surface are always
There are supporting point, transition smooth-going increases forced area, reduces impact force, reduces noise；
(2) integral telescopic seam is supported by stainless steel slide plate, sliding beam and supporting block in the utility model, makes whole knot
Structure has certain buffer capacity when tire passes through, and increases integrally-built stability；
(3) noise reduction box also is set in periphery in the present apparatus, its internal component is encapsulated by noise reduction box, and in babinet
Reducing noise rubber block is filled, is transmitted by shaking, reducing noise rubber item is made effectively to absorb vibrations, reduces noise, is reduced in build joint
Agitate noise；And the present apparatus first passes through the uniform anchor plate of installation interval to be positioned and be increased the strong of single unit system
Degree, and installation noise reduction box and reducing noise rubber block are positioned and coordinated with the position of anchor plate, increased by anchor plate whole
Facilitate the installation of noise reduction box, more convenient encapsulation that reducing noise rubber block is installed while body device intensity again；
(4) corrugated sheet of present apparatus integral solder in production, installation process is not present live welding and adjusts, with existing tooth
Compared to construction and installation difficulty is reduced, installation accuracy is easy to control plate stitch；And corrugated sheet is welded to connect with following shaped steel, is not made
With bolt, cancel bolt anchor structure, improves reliability, durability.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model vertical view；
Fig. 3 is the utility model anchor plate scheme of installation.
Specific implementation mode
In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate, the present embodiment is with the utility model
Implemented under premised on technical solution, it should be understood that these embodiments are merely to illustrate the utility model rather than limit this reality
With novel range.
As shown in Figure 1, Figure 2 and Figure 3, a kind of noise reducing type expansion joint, includes two pieces of corrugated sheets 1 positioned at top layer, two pieces
Corrugated sheet 1 is both provided with corresponding waveform end, and two pieces of corrugated sheets 1 constitute waveform expansion and contraction seam 2 after accordingly installing；And two pieces of waveforms
The lower section of plate 1 is then provided with two corresponding deformed steels 3, and the inner end of two deformed steels 3 plays structure in wing, and two different
Sealing water proof strip 4 is also equipped between shaped steel 3；And the outside of two deformed steels 3 is also respectively separately installed with evenly spaced anchoring
Steel plate 13, and the lower section of the deformed steel 3 is additionally provided with a stainless steel slide plate 5；And the lower section of stainless steel slide plate 5 is also set up
There are a sliding beam 6, the lower section both sides of sliding beam 6 that one rest pad 7 is then respectively installed；And the top both sides of stainless steel slide plate 5 are also divided
Not Tian Chongyou reducing noise rubber 11, and the reducing noise rubber 11 is filled between two pieces of adjacent anchor plates 13；And at two
The lower section of rest pad 7 and the outboard end lower face of two corrugated sheets 1 are also both provided with the lateral boxboard 8 extended outward, and
The same corresponding setting of the lateral boxboard 8 is also pacified between two pieces of anchor plates 13 between the lateral boxboard 8 of upper and lower
Equipped with vertical boxboard 9, the lateral boxboard 8, vertical boxboard 9 anchor plate 13 adjacent with front and back side constitute whole noise reduction box
10, the noise reduction box 10 is by stainless steel slide plate 5, sliding beam 6, rest pad 7 and 11 overall package of the reducing noise rubber of both sides in babinet
It is interior.
The wing of the inner end of the deformed steel 3 rises in structure and is additionally provided with card slot 12；And the sealing water proof strip 4
Both ends are then installed in card slot 12；The vertical cross-section of the sealing water proof strip 4 is set as M shape and structures；The waveform is stretched
The wavy curve of contracting seam 2 is set as sine curve；The deformed steel 3 is that welding is installed with corrugated sheet 1, the anchor plate
13 are set as welding installation with deformed steel 3, and the corrugated sheet 1 is welded with corrugated sheet 1 in production after integral solder assembly again
Connect installation.
The vertical masonry joint mouth structure for replacing traditional modulus expansion joint in the present apparatus using corrugated sheet, makes the sealing at its expansion joint design
For wavy shaped configuration, by being in contact with expansion joint in a manner of asymptotic when sealing, tire exists wheel tyre always with road surface
Supporting point, transition smooth-going, increases forced area, reduces impact force, reduces noise.
Integral telescopic seam is supported by stainless steel slide plate, sliding beam and supporting block in the utility model, makes overall structure
Have certain buffer capacity when tire passes through, increases integrally-built stability.
Noise reduction box also is set in periphery in the present apparatus, its internal component is encapsulated by noise reduction box, and is filled out in babinet
Reducing noise rubber block is filled, is transmitted by shaking, reducing noise rubber item is made effectively to absorb vibrations, reduces noise, reduces in build joint and swashs
Swing noise；And the present apparatus first passes through the uniform anchor plate of installation interval to be positioned and be increased the strong of single unit system
Degree, and installation noise reduction box and reducing noise rubber block are positioned and coordinated with the position of anchor plate, increased by anchor plate whole
Facilitate the installation of noise reduction box, more convenient encapsulation that reducing noise rubber block is installed while body device intensity again.
The corrugated sheet of present apparatus integral solder in production, installation process is not present live welding and adjusts, with existing tooth plate
Compared to construction and installation difficulty is reduced, installation accuracy is easy to control seam；And corrugated sheet is welded to connect with following shaped steel, is not used
Bolt cancels bolt anchor structure, improves reliability, durability.
In addition the installation of the noise reduction box in the utility model is also required to certain locality condition, therefore when required bridge is stretched
Contract seam size it is smaller when, can removal noise reduction box appropriate, it is only necessary to anchor plate and waveform of the installation for anchoring
The waveform expansion and contraction crack structure that plate is formed just is applicable to the bridge expansion joint structure of some reduced sizes, is likewise supplied with reduction noise
And reduce the functional characteristics of impact force.
Above-mentioned specific implementation mode is a preferred embodiment of the utility model, is not new for limiting this practicality
The implementation of type and right, all contents according to described in present utility model application scope of patent protection are made equivalent
Variation and modification, should all be included in the scope of the utility model patent application.
Claims (5)
1. a kind of noise reducing type expansion joint, it is characterised in that：Include two pieces of corrugated sheets (1) positioned at top layer, two pieces of corrugated sheets (1)
It is both provided with corresponding waveform end, two pieces of corrugated sheets (1) constitute waveform expansion and contraction seam (2) after accordingly installing；And two pieces of corrugated sheets
(1) lower section is then provided with two corresponding deformed steels (3), and the inner end of two deformed steels (3) plays structure, and two in wing
It is also equipped with sealing water proof strip (4) between deformed steel (3)；And the outside of two deformed steels (3) is also respectively separately installed with interval
Uniform anchor plate (13), and a stainless steel slide plate (5) is additionally provided with below the deformed steel (3)；And stainless steel
A sliding beam (6) is additionally provided with below slide plate (5), the lower section both sides of sliding beam (6) are then respectively equipped with a rest pad (7)；And
The top both sides of stainless steel slide plate (5) are also separately filled with reducing noise rubber (11), and the reducing noise rubber (11) is filled in phase
Between two pieces of adjacent anchor plates (13)；
And it is also both provided in the outboard end lower face of the lower section of two rest pads (7) and two corrugated sheets (1) and prolongs outward
The lateral boxboard (8) stretched, and the lateral boxboard (8) is equally arranged between two pieces of anchor plates (13) accordingly, and on
It is also equipped with vertical boxboard (9) between the lateral boxboard (8) of lower section, the lateral boxboard (8), vertical boxboard (9) and front and back
The adjacent anchor plate in side (13) constitutes whole noise reduction box (10), the noise reduction box (10) by stainless steel slide plate (5), sliding beam (6),
Reducing noise rubber (11) overall package of rest pad (7) and both sides is in babinet.
2. a kind of noise reducing type expansion joint according to claim 1, it is characterised in that：The inner end of the deformed steel (3)
Wing rise structure in be additionally provided with card slot (12)；And the both ends of the sealing water proof strip (4) are then installed in card slot (12).
3. a kind of noise reducing type expansion joint according to claim 2, it is characterised in that：The sealing water proof strip (4) erects
It is set as M shape and structures to section.
4. a kind of noise reducing type expansion joint according to claim 1, it is characterised in that：The wave of the waveform expansion and contraction seam (2)
Shape curve is set as sine curve.
5. a kind of noise reducing type expansion joint according to claim 1, it is characterised in that：The deformed steel (3) and corrugated sheet
(1) it is welding installation, the anchor plate (13) is set as welding installation with deformed steel (3), and the corrugated sheet (1) exists
It welds and installs with corrugated sheet (1) again after integral solder assembly when production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820106416.5U CN207878270U (en) | 2018-01-23 | 2018-01-23 | A kind of noise reducing type expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820106416.5U CN207878270U (en) | 2018-01-23 | 2018-01-23 | A kind of noise reducing type expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207878270U true CN207878270U (en) | 2018-09-18 |
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ID=63507918
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820106416.5U Active CN207878270U (en) | 2018-01-23 | 2018-01-23 | A kind of noise reducing type expansion joint |
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| CN (1) | CN207878270U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086146A (en) * | 2018-01-23 | 2018-05-29 | 江苏平山交通设施有限公司 | A kind of noise reducing type expansion joint |
| CN110965466A (en) * | 2019-11-27 | 2020-04-07 | 同济大学 | Vibration-damping noise-reducing shockproof expansion device and method |
-
2018
- 2018-01-23 CN CN201820106416.5U patent/CN207878270U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086146A (en) * | 2018-01-23 | 2018-05-29 | 江苏平山交通设施有限公司 | A kind of noise reducing type expansion joint |
| CN110965466A (en) * | 2019-11-27 | 2020-04-07 | 同济大学 | Vibration-damping noise-reducing shockproof expansion device and method |
| CN110965466B (en) * | 2019-11-27 | 2021-03-30 | 同济大学 | Vibration-damping noise-reducing shockproof expansion device and method |
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