CN209412694U - A kind of bridge expansion joint installation - Google Patents
A kind of bridge expansion joint installation Download PDFInfo
- Publication number
- CN209412694U CN209412694U CN201822176343.XU CN201822176343U CN209412694U CN 209412694 U CN209412694 U CN 209412694U CN 201822176343 U CN201822176343 U CN 201822176343U CN 209412694 U CN209412694 U CN 209412694U
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- Prior art keywords
- clinch
- cover board
- flexible
- flexible cover
- gap
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Abstract
The utility model discloses a kind of bridge expansion joint installations, including two section steel beams, more anchor bars, upper supporting piece, lower support element, elastic sealing element and sealing cover.Sealing cover, upper supporting piece, elastic sealed body and lower support element form multiple-sealed.Elastic sealed body can absorb the vibration that surrounding transmits, and reduce the influence vibrated to the present apparatus.Sealing cover includes the first flexible cover board and the second flexible cover board, and the second clinch of first flexible the first clinch of cover board and the second flexible cover board overlaps and can prevent from external particulate material from entering in telescopic device carrying out wear-out failure to internal structure.Since the width of the first clinch and the width of the second clinch are respectively less than the width in flexible gap, so the first clinch and the second clinch will not influence the flexible of flexible gap.
Description
Technical field
The utility model relates to bridge field more particularly to a kind of bridge expansion joint installations.
Background technique
With the fast development of Chinese national economy, the construction of highway bridge achieves the achievement to attract people's attention.Bridge is stretched
Contracting seam device is one of important component of bridge structure, to ensuring that bridge structure is firm, guarantee driving safety all has important meaning
Justice.But due to being continuously increased for vehicle flowrate, bridge expansion joint installation is more and more prominent there is a situation where destroying.Cause bridge flexible
Seam device the main reason for destroying be rubber fastening band be destroyed and vehicle travel process in vibration.Rubber fastening band
The main reason for being destroyed be due in construction or be used for a long time after, have on rubber fastening band a large amount of concrete or
Sandstone accumulation, causes rubber fastening band to be worn destruction, so as to cause a series of problems.
Utility model content
The technical problem to be solved by the utility model is to provide one kind, and internal structure to be prevented to be destroyed, it is multi-sealed and
The bridge expansion joint installation of energy vibration damping.
In order to solve the above technical problems, technical solution adopted in the utility model is:
A kind of bridge expansion joint installation, including symmetrically arranged two section steel beams with groove stay between two section steel beams
There is flexible gap, the opposite exterior lateral sides of two section steel beams are respectively and fixedly provided with more anchor bars, feature along the length direction of section steel beam
It is: is equipped with the upper supporting piece isometric with it, lower support element, elastic sealing element and sealing cover in the flexible gap；Sealing cover,
Positioned at the top in flexible gap, the bottom surface of the sealing cover has upward cavity volume, length of the cavity volume along gap of stretching
Direction perforation is spent, the sealing cover includes that the first flexible cover board of the width direction left and right settings along flexible gap and second stretch
The top of cover board, the first flexible cover board and the second flexible cover board is respectively the first clinch and the second clinch, and described
The width direction of one clinch and the second clinch along gap of stretching overlaps up and down, the width of first clinch and
The width of second clinch is respectively less than the width in flexible gap, the outside of the first flexible cover board and the second flexible cover board lower part
Face is connected with adjacent section steel beam respectively；Upper supporting piece, in cavity volume and its upper surface and the second adjacent clinch
Lower surface fit, the two sides of the upper supporting piece width direction are flexible with corresponding first flexible cover board or second respectively
The inner surface of cover board is tightly connected；Lower support element, set on upper supporting piece lower section and its width direction two sides respectively with phase
The inner surface of the side of adjacent section steel beam and the first flexible cover board or the second flexible cover board is tightly connected, the upper supporting piece with
There are filling gaps between lower support element；Elastic sealed body in filling gap and is filled up.
Further be technically characterized in that the lateral surface of the described first flexible cover board and the second flexible cover board lower part respectively with
The groove of adjacent section steel beam is fitted and connected.
Further it is technically characterized in that the both ends of the width direction in the filling gap are respectively provided with corresponding adjacent the
The protrusion of the groove of one flexible cover board or the second flexible cover board.
Further be technically characterized in that the two sides of the lower support element width direction respectively with corresponding section steel beam
Side is tightly connected by male-female engagement.
Further be technically characterized in that the free end of first clinch and the second clinch be respectively provided with downwards and
Upward bending part, the bending part is for the support between the first clinch and the second clinch.
The beneficial effects of adopting the technical scheme are that
The first clinch and the second clinch to overlap can prevent external particulate material from entering flexible dress
It sets interior to internal structure progress wear-out failure.
Sealing cover, upper supporting piece, elastic sealed body and lower support element form multiple-sealed.
The upper surface of upper supporting piece and the lower surface of the second adjacent clinch fit, and elastic sealed body is set to lower branch
It in filling gap between support member and upper supporting piece and is filled up, such elastic sealed body can absorb the vibration that surrounding transmits
It is dynamic, reduce the influence vibrated to the present apparatus.
Since the width of the first clinch and the width of the second clinch are respectively less than the width in flexible gap, so first takes
Socket part and the second clinch will not influence the flexible of flexible gap.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the cross-sectional view of the utility model；
Fig. 2 is the cross-sectional view in the utility model use；
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that and described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those skilled in the art are obtained without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
Many details are explained in the following description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case where novel intension, therefore the utility model is not limited by the specific embodiments disclosed below.
As shown in Figure 1, a kind of bridge expansion joint installation, including symmetrically arranged two section steel beams 1 with groove, two types
There are flexible gap between girder steel 1, the opposite exterior lateral sides of two section steel beams 1 are respectively and fixedly provided with more anchors along the length direction of section steel beam 1
Gu reinforcing bar 6 is equipped with the upper supporting piece 4 isometric with it, lower support element 5, elastic sealing element and sealing cover in the flexible gap.It is close
Capping, positioned at the top in flexible gap, the bottom surface of the sealing cover has upward cavity volume, and the cavity volume is along gap of stretching
Length direction perforation, the sealing cover includes the first flexible cover board 21 and the of the width direction left and right settings along flexible gap
The top of two flexible cover boards 22, the first flexible cover board 21 and the second flexible cover board 22 is respectively the first clinch 211 and
The width direction of two clinch 221, first clinch 211 and the second clinch 221 along flexible gap is overlapped on one up and down
It rises, the width of the width of first clinch 211 and the second clinch 221 is respectively less than the width in flexible gap, so first
Clinch 211 and the second clinch 221 will not influence the flexible of flexible gap, the first flexible cover board 21 and the second telescoping cover
The lateral surface of 22 lower part of plate is connected with adjacent section steel beam 1 respectively.Upper supporting piece 4, be set to cavity volume in and its upper surface with
The lower surface of the second adjacent clinch 221 fits, and the two sides of 4 width direction of upper supporting piece are respectively with corresponding
The inner surface of the one flexible cover board 22 of flexible cover board 21 or the second is tightly connected.Lower support element 5, set on upper supporting piece 4 lower section and
The two sides of its width direction respectively with the side of adjacent section steel beam 1 and the first flexible cover board 22 of flexible cover board 21 or the second
Inner surface be tightly connected, between the upper supporting piece 4 and lower support element 5 there are filling gap.Elastic sealed body 3, set on filling out
It fills in gap and is filled up.
In the present apparatus, the first clinch 211 and the second clinch 221 to overlap can prevent external particle
Shape substance, which enters in telescopic device, carries out wear-out failure to internal structure, and below the first clinch 211 and the second clinch 221
Upper supporting piece 4, elastic sealed body 3 and lower support element 5 can prevent from moisture from entering inside device being corroded.And elastic packing
Body 3 can absorbing it is dynamic, reduce the influence vibrated to the present apparatus.
Elastic sealed body 3 in the present apparatus can inject liquid rubber to filling gap at the scene, then after curing molding
It obtains, and injects before liquid rubber and first stick thin film in the inner surface of sealing cover in order to later cleaning.
In order to realize the lateral surface of the first flexible cover board 21 and the second flexible cover board 22 respectively with the company of corresponding section steel beam 1
It connects, the lateral surface of the first flexible cover board 21 and the second flexible 22 lower part of cover board is bonded company with the groove of adjacent section steel beam 1 respectively
It connects, this structure can be effectively prevented to be loosened between two connectors.Further, the both ends point of the width direction in gap are filled
The protrusion with the groove of the flexible cover board 22 of the flexible cover board 21 or the second of adjacent first, since elastic sealed body 3 is filled out
Gap is completely filled, so that the both ends of 3 width direction of elastic sealed body have the protrusion of same shape, and protrusion can be stretched first
It is deformed accordingly under the drive of the groove of the flexible cover board 22 of contracting cover board 21 or the second with the variation of flexible gap width, in this way
It would not influence the sealing of elastic sealed body 3.
The two sides of 5 width direction of lower support element are sealed with the side of corresponding section steel beam 1 by male-female engagement respectively to be connected
It connects, this cooperation is not only firm, but also sealing performance is preferable.
The free end of first clinch 211 and the second clinch 221 is respectively provided with bending part downwardly and upwardly
202, the bending part 202 can reduce for the support between the first clinch 211 and the second clinch 221, this structure
Resistance in flexible gap telescopic process.
As shown in Fig. 2, the present apparatus is connected by horizontal reinforcement 8 with the reserved steel bar 7 in bridge expanssion joint preformed groove.
The above is only the preferred embodiments of the utility model, anyone content according to the present utility model is to the utility model
A little simple modification, deformation and the equivalent replacement made each falls within the protection scope of the utility model.
Claims (5)
1. a kind of bridge expansion joint installation, including symmetrically arranged two section steel beams (1) with groove, two section steel beams (1) it
Between there are flexible gap, the opposite exterior lateral sides of two section steel beams (1) are respectively and fixedly provided with more anchoring steel along the length direction of section steel beam (1)
Muscle (6), it is characterised in that: the upper supporting piece (4) isometric with it, lower support element (5), elastic packing are equipped in the flexible gap
Part and sealing cover；
Sealing cover, positioned at the top in flexible gap, the bottom surface of the sealing cover has upward cavity volume, and the cavity volume edge is stretched
The length direction in contracting gap penetrates through, and the sealing cover includes the first flexible cover board of the width direction left and right settings along flexible gap
(21) and the second flexible cover board (22), the top of the first flexible cover board (21) and the second flexible cover board (22) is respectively first
Clinch (211) and the second clinch (221), first clinch (211) and the second clinch (221) are along flexible gap
Width direction overlaps up and down, and the width of first clinch (211) and the width of the second clinch (221) are respectively less than
The lateral surface of the width in flexible gap, the first flexible cover board (21) and the second flexible cover board (22) lower part respectively with it is adjacent
Section steel beam (1) is connected；
Upper supporting piece (4), in cavity volume and its upper surface and the lower surface of adjacent the second clinch (221) fit,
The two sides of upper supporting piece (4) width direction respectively with corresponding first flexible cover board (21) or the second flexible cover board (22)
Inner surface be tightly connected；
Lower support element (5), be set to upper supporting piece (4) lower section and its width direction two sides respectively with adjacent section steel beam
(1) inner surface of the flexible cover board (22) of the flexible cover board in side and first (21) or second is tightly connected, the upper supporting piece
(4) there are filling gaps between lower support element (5)；
Elastic sealed body (3) in filling gap and is filled up.
2. a kind of bridge expansion joint installation according to claim 1, it is characterised in that: the first flexible cover board (21) and
Groove of the lateral surface of second flexible cover board (22) lower part respectively with adjacent section steel beam (1) is fitted and connected.
3. a kind of bridge expansion joint installation according to claim 2, it is characterised in that: the width direction in the filling gap
Both ends be respectively provided with corresponding adjacent the first flexible cover board (21) or the second flexible cover board (22) groove protrusion.
4. a kind of bridge expansion joint installation according to claim 1, it is characterised in that: lower support element (5) the width side
To two sides respectively with the side of corresponding section steel beam (1) pass through male-female engagement be tightly connected.
5. a kind of bridge expansion joint installation according to claim 1, it is characterised in that: first clinch (211) and
The free end of second clinch (221) is respectively provided with bending part (202) downwardly and upwardly, and the bending part (202) is for the
Support between one clinch (211) and the second clinch (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822176343.XU CN209412694U (en) | 2018-12-24 | 2018-12-24 | A kind of bridge expansion joint installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822176343.XU CN209412694U (en) | 2018-12-24 | 2018-12-24 | A kind of bridge expansion joint installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209412694U true CN209412694U (en) | 2019-09-20 |
Family
ID=67939074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822176343.XU Expired - Fee Related CN209412694U (en) | 2018-12-24 | 2018-12-24 | A kind of bridge expansion joint installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209412694U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431214A (en) * | 2021-07-06 | 2021-09-24 | 昌达建筑科技有限公司 | Expansion joint structure of building |
| WO2023246518A1 (en) * | 2022-06-23 | 2023-12-28 | 宁波路宝科技实业集团有限公司 | Bridge expansion and retraction apparatus, and installation method thereof |
-
2018
- 2018-12-24 CN CN201822176343.XU patent/CN209412694U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431214A (en) * | 2021-07-06 | 2021-09-24 | 昌达建筑科技有限公司 | Expansion joint structure of building |
| CN113431214B (en) * | 2021-07-06 | 2023-01-17 | 昌达建筑科技有限公司 | Expansion joint structure of building |
| WO2023246518A1 (en) * | 2022-06-23 | 2023-12-28 | 宁波路宝科技实业集团有限公司 | Bridge expansion and retraction apparatus, and installation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210730 Address after: 053000 North Industrial Park, Hengshui Development Zone, Hebei Province Patentee after: Hengshui Hengbao Rubber Co.,Ltd. Address before: 053000 No. 18 Rubber Road, North Industrial Park, Taocheng District, Hengshui City, Hebei Province Patentee before: HENGSHUI QIJIA ENGINEERING MATERIALS Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 Termination date: 20211224 |