CN216238106U - Expansion joint structure with good bridge waterproof effect - Google Patents
Expansion joint structure with good bridge waterproof effect Download PDFInfo
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- CN216238106U CN216238106U CN202122920172.9U CN202122920172U CN216238106U CN 216238106 U CN216238106 U CN 216238106U CN 202122920172 U CN202122920172 U CN 202122920172U CN 216238106 U CN216238106 U CN 216238106U
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- plate
- expansion joint
- panel
- joint structure
- dust guard
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- 230000000694 effects Effects 0.000 title claims abstract description 28
- 239000000428 dust Substances 0.000 claims abstract description 36
- 238000004873 anchoring Methods 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 230000003014 reinforcing effect Effects 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 238000003466 welding Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses an expansion joint structure with a good bridge waterproof effect, and belongs to the technical field of expansion joints. A telescopic gap is arranged between the narrow panel and the wide panel of the expansion joint structure, and the expansion joint is positioned below the wide panel; a dust guard is arranged below the narrow panel, a first anchoring rib is arranged below the dust guard, and a second anchoring rib is arranged below the wide panel; one end of the dust guard facing the second panel is provided with a first support plate, a second support plate is arranged below the second panel, one side of the second support plate facing the expansion joint is provided with a fixed plate, the fixed plate is provided with an elastic block, and the dust guard is tightly attached to the wide panel by the elastic block; the upper end of one side of the beam slab close to the expansion joint is provided with a mounting plate, the waterproof plate is clamped on the mounting plate, and the first support plate and the second support plate are pressed above the waterproof plate. The expansion joint structure with good waterproof effect can solve the problem of poor waterproof effect of the existing expansion joint structure.
Description
Technical Field
The utility model relates to the technical field of expansion joint structures, in particular to an expansion joint structure with a good bridge waterproof effect.
Background
The expansion joint of the highway bridge is designed to meet the requirement of bridge deck deformation, and the expansion joint is arranged between two beam ends, between the beam ends and the bridge deck or at the hinged position of the bridge, and is required to freely expand and contract in two directions parallel to and perpendicular to the axis of the bridge, so that the expansion joint is firm and reliable. In order to prevent rainwater from infiltrating from the road surface, a waterproof plate is arranged at the expansion joint. The existing expansion joint structure waterproof board is located under the expansion joint, dust and rainwater falling from the gap of the expansion joint all fall into the waterproof board, and the waterproof and drainage effects of the waterproof board are affected. In addition, the waterproof board is generally fixed at the expansion joint in a clamping manner, and the clamping manner is insecure in connection, so that the waterproof board is easy to fall off, and the waterproof effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an expansion joint structure with a good waterproof effect for a bridge, and solves the problem that the existing expansion joint structure is poor in waterproof and drainage effects.
In order to achieve the purpose, the utility model provides an expansion joint structure with good bridge waterproof effect, which comprises a narrow panel and a wide panel, wherein one side of the narrow panel, which is close to the wide panel, is provided with a plurality of tooth buds; a dust guard is arranged below the narrow panel, one end of the dust guard is connected with the narrow panel, a first anchoring rib connected with the embedded steel bar of the beam plate is arranged below the dust guard, and a second anchoring rib connected with the embedded steel bar is arranged below the wide panel; one end of the dust guard facing the second panel is provided with a first support plate, a second support plate is arranged below the second panel, one side of the second support plate facing the expansion joint is provided with a fixed plate, the fixed plate is provided with an elastic block, and the dust guard is tightly attached to the wide panel by the elastic block; the upper end of one side of the beam slab close to the expansion joint is provided with a mounting plate, the waterproof plate is clamped on the mounting plate, and the first support plate and the second support plate are pressed above the waterproof plate.
Preferably, a plurality of first connecting plates are arranged below the dust guard along the length direction of the dust guard, the side faces of the first anchoring ribs are connected with the first connecting plates, the top of the first anchoring ribs are connected with the dust guard, and the ends of the first anchoring ribs are connected with the first supporting plate.
Preferably, a plurality of second connecting plates are arranged below the wide panel along the length direction of the wide panel, the side faces of the second anchoring ribs are connected with the second connecting plates, the tops of the second anchoring ribs are connected with the wide panel, and the ends of the second anchoring ribs are connected with the second supporting plate.
Preferably, the first support plate and the second support plate are both L-shaped structures, and the bottoms of the first support plate and the second support plate are pressed on the waterproof plate.
Preferably, the mounting panel is L type structure, and the both ends of waterproof board all are provided with the crotch of U type, and the both ends hook of waterproof board is hung on the mounting panel.
Preferably, anchor muscle one, anchor muscle two all are connected with the embedded bar through horizontal reinforcing bar, and the embedded bar is U type structure, and the bottom both ends of embedded bar are provided with the crotch of inside buckling, and horizontal reinforcing bar has been tied up to the inside of crotch.
Preferably, the bottom of the elastic block is provided with a first reinforcing plate, and the inside of the elastic block is provided with a plurality of second reinforcing plates.
Preferably, the first reinforcing plate is a steel plate with the thickness of 10mm, and the second reinforcing plate is a steel plate with the thickness of 2 mm.
According to the expansion joint structure with the good waterproof effect for the bridge, the joint between the wide panel and the narrow panel and the expansion joint are distributed in a staggered mode, the expansion joint is located below the wide panel, impurities are reduced from falling into the expansion joint through the joint, and the waterproof and drainage effects are also effectively improved. The dust guard is arranged below the narrow panel, and the elastic block arranged on the second supporting plate tightly adheres the dust guard to the wide panel, so that the dust guard effect is improved. The both ends of waterproof board are established on the mounting panel through the crotch card to extrude respectively between backup pad one and the mounting panel and between backup pad two and the mounting panel, improve the stability of waterproof board installation, improve water-proof effects.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic cross-sectional view of an embodiment of an expansion joint structure with good waterproof effect for a bridge according to the present invention;
FIG. 2 is a schematic top view of an embodiment of an expansion joint structure with good waterproof effect for a bridge according to the present invention;
fig. 3 is a schematic view of an elastic block structure of an embodiment of an expansion joint structure with a good waterproof effect for a bridge according to the present invention.
Reference numerals
1. A beam plate; 2. a narrow panel; 3. a wide panel; 4. a dust-proof plate; 5. a first connecting plate; 6. anchoring a rib I; 7. a first support plate; 8. a second support plate; 9. anchoring ribs II; 10. a waterproof sheet; 11. mounting a plate; 12. embedding reinforcing steel bars in advance; 13. a fixing plate; 14. an elastic block; 15. post-pouring concrete; 16. a first reinforcing plate; 17. and a second reinforcing plate.
Detailed Description
The technical solution of the present invention is further illustrated by the accompanying drawings and examples.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Examples
Fig. 1 is a schematic cross-sectional structure view of an embodiment of an expansion joint structure with a good waterproof effect for a bridge, and fig. 2 is a schematic top view of the embodiment of the expansion joint structure with a good waterproof effect for the bridge. As shown in the figure, an expansion joint structure that bridge water-proof effects is good, including narrow panel 2 and wide panel 3, one side that narrow panel 2 is close to wide panel 3 is provided with a plurality of tooth bud, is provided with the tooth's socket with tooth bud one-to-one on the wide panel 3, and the tooth bud is located the tooth's socket. The end of the tooth bud is round, so that stress concentration can be effectively reduced, and deformation and warping caused by extrusion of a vehicle are reduced. A gap which meets the expansion of the beam plate 1 is arranged between the narrow panel 2 and the wide panel 3. The expansion joint between two beam slabs 1 and the junction dislocation of narrow panel 2 and wide panel 3 distribute for the expansion joint is located the below of wide panel 3, can effectually reduce dust and debris on the road surface and fall into in the expansion joint.
The dust guard 4 is arranged below the narrow panel 2, and one end of the dust guard 4 is connected with the narrow panel 2 in a welding mode. The dust guard 4 covers the joint of the narrow panel 2 and the wide panel 3 completely, so that dust and sundries on the road surface are effectively prevented from falling into the expansion joint. The lower part of the dust guard 4 is provided with a plurality of first connecting plates 5 along the length direction of the dust guard 4, and the first connecting plates 5 are connected with the dust guard 4 in a welding mode. The lower side of the dustproof plate 4 is provided with an anchoring rib 6 connected with the embedded steel bars 12 of the beam plate 1, the side face of the anchoring rib 6 is connected with a connecting plate 5 in a welding mode, and the top of the anchoring rib 6 is connected with the dustproof plate 4 in a welding mode.
The lower part of the wide panel 3 is provided with a plurality of second connecting plates along the length direction of the wide panel 3, and the second connecting plates are connected with the wide panel 3 in a welding mode. And a second anchoring rib 9 connected with the embedded steel bar 12 is arranged below the wide panel 3. The side surface of the second anchoring rib 9 is connected with the second connecting plate, and the top of the second anchoring rib 9 is connected with the wide panel 3. One end, facing the panel II, of the dust guard 4 is provided with a first supporting plate 7, and the first supporting plate 7 is connected with the dust guard 4 in a welding mode. A second supporting plate 8 is arranged below the second panel, and the second supporting plate 8 is connected with the second panel in a welding mode. The end of the first anchoring rib 6 is connected with the first support plate 7 in a welding mode, and the end of the second anchoring rib 9 is connected with the second support plate 8 in a welding mode.
Fig. 3 is a schematic structural view of an elastic block 14 in an embodiment of an expansion joint structure with a good waterproof effect for a bridge according to the present invention. As shown in the figure, a fixing plate 13 is arranged on one side of the second supporting plate 8 facing the expansion joint, an elastic block 14 is arranged on the fixing plate 13, and the dust-proof plate 4 is tightly attached to the wide panel 3 by the elastic block 14. Elastic block 14 adopts elastic rubber to make, and elastic block 14 has elasticity to make the effect to dust guard 4 for dust guard 4 can be inseparable with wide panel 3 contact, improves dirt-proof effect. The bottom of the elastic block 14 is provided with a first reinforcing plate 16, and the first reinforcing plate 16 is a steel plate with the thickness of 10 mm. A plurality of second reinforcing plates 17 are arranged inside the elastic block 14, and the second reinforcing plates 17 are steel plates with the thickness of 2 mm. In this embodiment, three second reinforcing plates 17 are provided. The width and length of the first reinforcing plate 16 and the second reinforcing plate 17 are slightly smaller than those of the elastic block 14, so that the first reinforcing plate 16 and the second reinforcing plate 17 are positioned inside the elastic block 14. The arrangement of the first reinforcing plate 16 and the second reinforcing plate 17 improves the supporting strength of the elastic block 14 and prolongs the service life of the elastic block 14.
The fixed mounting panel 11 that is provided with in one side upper end that is close to the expansion joint of beam slab 1, mounting panel 11 are L type structure, and the both ends of waterproof board 10 all are provided with the crotch of U type, and the both ends hook of waterproof board 10 is hung on mounting panel 11. The first supporting plate 7 and the second supporting plate 8 are both of an L-shaped structure, and the bottoms of the first supporting plate 7 and the second supporting plate 8 are pressed on the waterproof plate 10. The middle part of the waterproof board 10 is a trapezoidal structure which is bent to adapt to the expansion of the beam board 1. The both ends of waterproof board 10 are compressed tightly respectively and are fixed between backup pad 7 and mounting panel 11 and between backup pad two 8 and mounting panel 11, have improved the stability of waterproof board 10 installation, avoid waterproof board 10 slippage, improve water-proof effects. The waterproof sheet 10 is provided along the length direction of the bridge, and discharges water penetrating into the expansion joint from both sides of the bridge.
The first anchoring rib 6 and the second anchoring rib 9 are connected with the embedded steel bars 12 through the transverse steel bars. The embedded steel bars 12 are of a U-shaped structure, hooks bent inwards are arranged at two ends of the bottom of the embedded steel bars 12, and transverse steel bars are tied up inside the hooks. The bottom of the embedded steel bar 12 is embedded in the beam slab 1, so that the connection strength of the beam slab 1 and the expansion joint structure is improved.
Post-cast concrete 15 is arranged above the beam slab 1 and on two sides of the narrow panel 2 and the wide panel 3 for filling.
Therefore, the expansion joint structure with good waterproof effect of the bridge can solve the problem that the existing expansion joint structure is poor in waterproof and drainage effects.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the utility model without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides an expansion joint structure that bridge water-proof effects is good which characterized in that: the tooth-shaped plate comprises a narrow plate and a wide plate, wherein a plurality of tooth buds are arranged on one side of the narrow plate close to the wide plate, tooth grooves corresponding to the tooth buds one by one are arranged on the wide plate, the tooth buds are positioned in the tooth grooves, a telescopic gap is arranged between the narrow plate and the wide plate, and the telescopic gap is positioned below the wide plate; a dust guard is arranged below the narrow panel, one end of the dust guard is connected with the narrow panel, a first anchoring rib connected with the embedded steel bar of the beam plate is arranged below the dust guard, and a second anchoring rib connected with the embedded steel bar is arranged below the wide panel; one end of the dust guard facing the second panel is provided with a first support plate, a second support plate is arranged below the second panel, one side of the second support plate facing the expansion joint is provided with a fixed plate, the fixed plate is provided with an elastic block, and the dust guard is tightly attached to the wide panel by the elastic block; the upper end of one side of the beam slab close to the expansion joint is provided with a mounting plate, the waterproof plate is clamped on the mounting plate, and the first support plate and the second support plate are pressed above the waterproof plate.
2. The expansion joint structure of claim 1, which is characterized in that: a plurality of first connecting plates are arranged below the dust guard along the length direction of the dust guard, the side faces of the first anchoring ribs are connected with the first connecting plates, the top of the first anchoring ribs are connected with the dust guard, and the ends of the first anchoring ribs are connected with the first supporting plate.
3. The expansion joint structure of claim 1, which is characterized in that: a plurality of second connecting plates are arranged below the wide panel along the length direction of the wide panel, the side faces of the second anchoring ribs are connected with the second connecting plates, the tops of the second anchoring ribs are connected with the wide panel, and the ends of the second anchoring ribs are connected with the second supporting plate.
4. The expansion joint structure of claim 1, which is characterized in that: the first supporting plate and the second supporting plate are both of L-shaped structures, and the bottoms of the first supporting plate and the second supporting plate are pressed on the waterproof plate.
5. The expansion joint structure of claim 1, which is characterized in that: the mounting panel is L type structure, and the both ends of waterproof board all are provided with the crotch of U type, and the both ends hook of waterproof board is hung on the mounting panel.
6. The expansion joint structure of claim 1, which is characterized in that: the first anchoring rib and the second anchoring rib are connected with the embedded steel bars through the transverse steel bars, the embedded steel bars are of U-shaped structures, hooks bent inwards are arranged at two ends of the bottoms of the embedded steel bars, and the transverse steel bars are bound inside the hooks.
7. The expansion joint structure of claim 1, which is characterized in that: the bottom of the elastic block is provided with a first reinforcing plate, and the inside of the elastic block is provided with a plurality of second reinforcing plates.
8. The expansion joint structure of claim 7, which is characterized in that: the first reinforcing plate is a steel plate with the thickness of 10mm, and the second reinforcing plate is a steel plate with the thickness of 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122920172.9U CN216238106U (en) | 2021-11-25 | 2021-11-25 | Expansion joint structure with good bridge waterproof effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122920172.9U CN216238106U (en) | 2021-11-25 | 2021-11-25 | Expansion joint structure with good bridge waterproof effect |
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| Publication Number | Publication Date |
|---|---|
| CN216238106U true CN216238106U (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122920172.9U Active CN216238106U (en) | 2021-11-25 | 2021-11-25 | Expansion joint structure with good bridge waterproof effect |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118441559A (en) * | 2024-05-15 | 2024-08-06 | 湖北交投远大交通实业有限公司 | A waterproof bridge expansion joint structure and construction method |
-
2021
- 2021-11-25 CN CN202122920172.9U patent/CN216238106U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118441559A (en) * | 2024-05-15 | 2024-08-06 | 湖北交投远大交通实业有限公司 | A waterproof bridge expansion joint structure and construction method |
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