CN212223590U - Anti-cracking device for highway bridge - Google Patents
Anti-cracking device for highway bridge Download PDFInfo
- Publication number
- CN212223590U CN212223590U CN202020816653.8U CN202020816653U CN212223590U CN 212223590 U CN212223590 U CN 212223590U CN 202020816653 U CN202020816653 U CN 202020816653U CN 212223590 U CN212223590 U CN 212223590U
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- plates
- movable sealing
- movable
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Abstract
The utility model discloses a crack control device for public road bridge roof beam relates to the crack control device field for public road bridge roof beam, including a movable seal plate and No. two movable seal plates, it is articulated each other through the articulated shaft between a movable seal plate and No. two movable seal plates, and the equal fixed welding of one end lower surface that a movable seal plate and No. two movable seal plates kept away from each other has fixed curb plate. In the utility model, the first movable sealing plate and the second movable sealing plate are hinged with each other through the hinge shaft, so that the corresponding deformation supplement can be generated when the highway bridge base layer is subjected to extrusion stress, the cracking phenomenon is avoided, and the movable sealing plates can be restored and have strong anti-cracking capability; in the utility model, the fixed side plates on both sides are waterproof through the rubber waterproof pad, thereby avoiding the reduction of service life caused by water inlet between two groups of fixed side plates; the utility model discloses well spring comprises the nylon cover that spring body and the outside cover of spring body were established, and rust-resistant ability is strong, has increased the life of spring, and the spring plays the effect of certain flexible buffering to two sets of fixed curb plates.
Description
Technical Field
The utility model relates to a crack control device field for public road bridge roof beam, in particular to crack control device for public road bridge roof beam.
Background
The highway bridge generally refers to a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through, the highway bridge generates a large stress effect on the highway bridge due to long-time driving, a base structure on the surface of the highway bridge is easily crushed, broken or protruded to cause damage of the highway bridge, therefore, the highway bridge usually adopts expansion joints to reduce damage caused by stress extrusion, water is easily fed into the expansion joints in the actual use process, and hard plates filled in the expansion joints cannot be well expanded. Therefore, it is necessary to provide an anti-cracking device for highway bridges to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a crack control device for public road bridge roof beam to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an anti-cracking device for a highway bridge comprises a first movable sealing plate and a second movable sealing plate, wherein the first movable sealing plate and the second movable sealing plate are hinged with each other through a hinge shaft, fixed side plates are fixedly welded on the lower surfaces of the ends, away from each other, of the first movable sealing plate and the second movable sealing plate, outer rubber layers are fixedly arranged on the surfaces, away from each other, of two groups of fixed side plates, filling plates are fixedly arranged at the upper ends of the outer rubber layers, fixed plates are fixedly welded at the lower ends of the fixed side plates and are perpendicular to the fixed side plates, the fixed plates are arranged on the surfaces, away from the outer rubber layers, of the fixed side plates, reserved fixed holes are formed in the surfaces of the fixed plates, the two groups of fixed side plates are fixedly connected through springs, the springs are provided with a plurality of groups which are distributed at equal intervals, rubber waterproof pads are arranged above the springs and are, the both ends of rubber waterproof pad are fixed in the one side that two sets of fixed curb plates are close to each other through the glue bonding respectively, a movable seal plate and No. two movable seal plates are installed jointly in the expansion joint on highway bridge roadbed surface.
Preferably, the upper surface of the filling plate is flush with the upper surface of the second movable sealing plate, and the width of the filling plate is equal to that of the outer rubber layer.
Preferably, the side surface of the outer rubber layer is fixed on the side surface of the fixed side plate through glue adhesion, and the upper surface of the outer rubber layer is fixed on the lower surface of the filling plate through glue adhesion.
Preferably, the reserved fixing holes are arranged in a plurality of groups in a circular hole shape, the reserved fixing holes in the groups are distributed equidistantly, and the reserved fixing holes penetrate through the upper surface and the lower surface of the fixing plate simultaneously.
Preferably, the spring comprises a spring body and a nylon sleeve, and the nylon sleeve is movably sleeved on the outer ring of the spring body.
Preferably, when a movable closing plate and No. two movable closing plates are installed in the expansion joint, the fixed plate passes through set screw to be fixed in the bottom surface at the expansion joint, the outer rubber layer of fixed curb plate side is sealed to be laminated in the inner wall at expansion joint, and the upper surface of a movable closing plate and No. two movable closing plates is parallel and level with the upper surface of public road bridge road bed layer.
The utility model discloses a technological effect and advantage:
1. in the utility model, the first movable sealing plate and the second movable sealing plate are hinged with each other through the hinge shaft, so that the corresponding deformation supplement can be generated when the highway bridge base layer is subjected to extrusion stress, the cracking phenomenon is avoided, and the movable sealing plates can be restored and have strong anti-cracking capability;
2. in the utility model, the fixed side plates on both sides are waterproof through the rubber waterproof pad, thereby avoiding the reduction of service life caused by water inlet between two groups of fixed side plates;
3. the utility model discloses well spring comprises the nylon cover that spring body and the outside cover of spring body were established, and rust-resistant ability is strong, has increased the life of spring, and the spring plays the effect of certain flexible buffering to two sets of fixed curb plates.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the utility model discloses the structure sketch when installing in the expansion joint.
Fig. 3 is a sectional view of the spring of the present invention.
In the figure: 1. a first movable sealing plate; 2. a second movable sealing plate; 3. hinging a shaft; 4. a infill panel; 5. a rubber waterproof pad; 6. fixing the side plate; 7. an outer rubber layer; 8. a fixing plate; 9. a spring; 10. reserving a fixing hole; 11. a highway bridge roadbed layer; 12. an expansion joint; 13. a set screw; 91. a spring body; 92. a nylon sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a crack control device for highway bridge as shown in figure 1-3, including a movable closing plate 1 and a movable closing plate 2, the movable closing plate 1 and the movable closing plate 2 are hinged with each other through a hinge shaft 3, a fixed side plate 6 is fixedly welded on the lower surface of the end of the movable closing plate 1 and the movable closing plate 2 which are far away from each other, an outer rubber layer 7 is fixedly arranged on the surface of the two groups of fixed side plates 6 which are far away from each other, the side surface of the outer rubber layer 7 is fixed on the side surface of the fixed side plate 6 through glue bonding, the upper surface of the outer rubber layer 7 is fixed on the lower surface of the filling plate 4 through glue bonding, and the installation is convenient;
the upper end of the outer rubber layer 7 is fixedly provided with a filling plate 4, the upper surface of the filling plate 4 is flush with the upper surface of the second movable sealing plate 2, the width of the filling plate 4 is equal to that of the outer rubber layer 7, and the filling plate 4 plays a certain role in supporting and protecting;
the lower end of the fixed side plate 6 is fixedly welded with a fixed plate 8, the fixed plate 8 is perpendicular to the fixed side plate 6, the fixed plate 8 is arranged on one side of the fixed side plate 6, which is far away from the outer rubber layer 7, the surface of the fixed plate 8 is provided with reserved fixed holes 10, the reserved fixed holes 10 are provided with a plurality of groups in a circular hole shape, the reserved fixed holes 10 of the groups are distributed at equal intervals, the reserved fixed holes 10 simultaneously penetrate through the upper surface and the lower surface of the fixed plate 8, and the two groups of fixed side plates 6 penetrate through the reserved fixed holes 10 on the fixed plate 8 and are fixed between fixed screws 13 and;
the two groups of fixed side plates 6 are fixedly connected through the springs 9, the springs 9 comprise spring bodies 91 and nylon sleeves 92, the nylon sleeves 92 are movably sleeved at the outer rings of the spring bodies 91, the service life of the springs 9 is prolonged, and the springs 9 have good buffering and recovery effects when the two groups of fixed side plates 6 correspondingly stretch;
wherein, spring 9 is equipped with a plurality of groups, and a plurality of groups spring 9 are the equidistance and distribute, and the top of spring 9 is equipped with rubber waterproof pad 5, and rubber waterproof pad 5 sets up in the below of a movable closing plate 1, and the both ends of rubber waterproof pad 5 are fixed in the one side that is close to each other of two sets of fixed curb plates 6 respectively through the glue bonding, and a movable closing plate 1 and No. two movable closing plates 2 are installed jointly in the expansion joint 12 on highway bridge way basic unit 11 surface.
In the device, when a movable seal plate 1 and a movable seal plate 2 are installed in an expansion joint 12, a fixing plate 8 is fixed on the bottom surface of the expansion joint 12 through a fixing screw 13, an outer rubber layer 7 on the side surface of a fixed side plate 6 is tightly attached to the inner wall of the expansion joint 12, the upper surfaces of the movable seal plate 1 and the movable seal plate 2 are flush with the upper surface of a road base layer 11 of a highway bridge, and the movable seal plate 1 and the movable seal plate 2 can be well matched with the highway bridge to form a flat road surface without influencing driving.
The working principle is as follows: when the bridge is installed, the outer rubber layer 7 is sealed between the fixed side plate 6 and the road bridge base layer, the waterproof capability is strong, the phenomenon that the outer rubber layer 7 is seriously damaged under the stress extrusion effect is avoided by the filling plate 4, and the filling plate 4 plays a certain role in protection and support.
In the utility model, the first movable sealing plate 1 and the second movable sealing plate 2 are hinged with each other through the hinge shaft 3, so that the corresponding deformation supplement can be generated when the highway bridge base layer is subjected to extrusion stress, the cracking phenomenon is avoided, and the movable sealing plates can be restored and have strong anti-cracking capability;
in the utility model, the fixed side plates 6 on both sides are waterproof through the rubber waterproof pad 5, thereby avoiding the reduction of service life caused by water inlet between the two groups of fixed side plates 6;
the utility model discloses well spring 9 comprises the nylon cover 92 that spring body 91 and the outside cover of spring body 91 were established, and rust-resistant ability is strong, and nylon cover 92 is stand wear and tear, and the ability of anticorrosion is strong, has increased spring 9's life, and spring 9 plays the effect of certain flexible buffering to two sets of fixed curb plates 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a crack control device for public road bridge roof beam, includes a movable sealing plate (1) and No. two movable sealing plates (2), its characterized in that: the first movable sealing plate (1) and the second movable sealing plate (2) are hinged with each other through a hinge shaft (3), the lower surfaces of the ends, far away from each other, of the first movable sealing plate (1) and the second movable sealing plate (2) are fixedly welded with fixed side plates (6), the surfaces, far away from each other, of the two groups of fixed side plates (6) are fixedly provided with outer rubber layers (7), the upper ends of the outer rubber layers (7) are fixedly provided with filling plates (4), the lower ends of the fixed side plates (6) are fixedly welded with fixed plates (8), the fixed plates (8) are perpendicular to the fixed side plates (6), the fixed plates (8) are arranged on the surfaces, far away from the outer rubber layers (7), of the fixed plates (6), the surfaces of the fixed plates (8) are provided with reserved fixing holes (10), the two groups of fixed side plates (6) are fixedly connected through springs (9), and the, a plurality of group spring (9) are the equidistance and distribute, the top of spring (9) is equipped with rubber waterproof pad (5), rubber waterproof pad (5) set up in the below of a movable closing plate (1), and the both ends of rubber waterproof pad (5) are fixed in the one side that is close to each other in two sets of fixed curb plate (6) through the glue bonding respectively, movable closing plate (1) and No. two movable closing plate (2) are installed jointly in expansion joint (12) on highway bridge road bed layer (11) surface.
2. The anti-cracking device for the road bridge as claimed in claim 1, wherein: the upper surface of the filling plate (4) is flush with the upper surface of the second movable sealing plate (2), and the width of the filling plate (4) is equal to that of the outer rubber layer (7).
3. The anti-cracking device for the road bridge as claimed in claim 1, wherein: the side surface of the outer rubber layer (7) is fixed on the side surface of the fixed side plate (6) through glue adhesion, and the upper surface of the outer rubber layer (7) is fixed on the lower surface of the filling plate (4) through glue adhesion.
4. The anti-cracking device for the road bridge as claimed in claim 1, wherein: the reserved fixing holes (10) are arranged in a plurality of groups in a circular hole shape, the reserved fixing holes (10) in the groups are distributed at equal intervals, and the reserved fixing holes (10) penetrate through the upper surface and the lower surface of the fixing plate (8) simultaneously.
5. The anti-cracking device for the road bridge as claimed in claim 1, wherein: the spring (9) comprises a spring body (91) and a nylon sleeve (92), wherein the nylon sleeve (92) is movably sleeved on the outer ring of the spring body (91).
6. The anti-cracking device for the road bridge as claimed in claim 1, wherein: when installing in expansion joint (12) No. one movable sealing plate (1) and No. two movable sealing plate (2), fixed plate (8) are fixed in the bottom surface of expansion joint (12) through set screw (13), the sealed laminating of outer rubber layer (7) of fixed curb plate (6) side is in the inner wall of expansion joint (12), and the upper surface of a movable sealing plate (1) and No. two movable sealing plate (2) is the upper surface looks parallel and level of highway bridge road bed (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020816653.8U CN212223590U (en) | 2020-05-17 | 2020-05-17 | Anti-cracking device for highway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020816653.8U CN212223590U (en) | 2020-05-17 | 2020-05-17 | Anti-cracking device for highway bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212223590U true CN212223590U (en) | 2020-12-25 |
Family
ID=73926744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020816653.8U Expired - Fee Related CN212223590U (en) | 2020-05-17 | 2020-05-17 | Anti-cracking device for highway bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212223590U (en) |
-
2020
- 2020-05-17 CN CN202020816653.8U patent/CN212223590U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20201225 Termination date: 20210517 |