CN216663785U - Bridge seam protector - Google Patents
Bridge seam protector Download PDFInfo
- Publication number
- CN216663785U CN216663785U CN202220208024.6U CN202220208024U CN216663785U CN 216663785 U CN216663785 U CN 216663785U CN 202220208024 U CN202220208024 U CN 202220208024U CN 216663785 U CN216663785 U CN 216663785U
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- China
- Prior art keywords
- plate
- shear
- deformation
- panel
- pressing plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001012 protector Effects 0.000 title description 2
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 229920001971 elastomer Polymers 0.000 claims abstract description 8
- 238000010008 shearing Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000000806 elastomer Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 201000004384 Alopecia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 231100000360 alopecia Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
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- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The utility model discloses a bridge joint protecting device which comprises a shear resisting structure and two compression resisting structures, wherein the two compression resisting structures are symmetrically arranged on two sides of the shear resisting structure; the shear resistant structure is a vertically arranged shear resistant plate, the pressure resistant structure is pressure plates arranged on two sides of the shear resistant plate, and the pressure plates are rubber plates; the pressing plate is attached to one side of the shear resistant plate, the plane is formed, the deformation piece is evenly arranged on the other side of the shear resistant plate, and the deformation piece protrudes out of the surface of the pressing plate. Has the advantages that: by adopting the pressing plate with the convex strip-shaped deformation pieces arranged on the surface, the deformation pieces can deform when the bridge plate is extruded, and gaps between adjacent deformation pieces can be used as deformation compression spaces, so that larger deformation adjustment amount is provided; adopt prefabricated compressive structures and shear structure concatenation, the installation construction is convenient, can shorten the engineering time that the expansion joint was filled greatly.
Description
Technical Field
The utility model relates to the technical field of highway bridge construction, in particular to a bridge joint protection device.
Background
The bridge joint is an expansion joint arranged between two beam ends and between the beam end and the abutment so as to meet the deformation requirement of the bridge deck. Bridge joint not only will satisfy the deformation after the driving load covers, also need adapt to the expend with heat and contract with cold deformation that the temperature change leads to, in order to reduce the noise that the beam-ends contact deformation formed, adopt the elastomer as the packing at expansion joint more, through rubber material's deformation in the elastomer, provide certain flexible regulating variable, and provide vertical driving load through the rubble in the elastomer and support. After the expansion joint is filled, because a plate type structure is adopted, the deformation provided is limited when the beam ends are contacted, when the bridge plate deforms greatly, the gap filling material is easy to jack up from the expansion joint, the vibration of a travelling crane is caused, the top surface of the gap filling material is damaged in serious conditions, and the service life of the gap filling material is shortened; in the construction process, the cast-in-place is needed, and the construction time is longer. Based on this, the applicant provides a bridge joint protection device which is convenient to construct and good in flexibility.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to provide a bridge joint protection device for solving the above problems, and a preferred embodiment of the present invention includes: provides better contact deformation performance, convenient and quick construction and other technical effects, and is explained in detail below.
In order to realize the purpose, the utility model provides the following technical scheme:
the utility model provides a bridge joint protecting device which comprises a shear resisting structure and two compression resisting structures, wherein the two compression resisting structures are symmetrically arranged on two sides of the shear resisting structure;
the shear resistant structure is a vertically arranged shear resistant plate, the pressure resistant structure is pressure plates arranged on two sides of the shear resistant plate, and the pressure plates are rubber plates;
the pressing plate is attached to one side of the shear resistant plate, the plane is formed, the deformation piece is evenly arranged on the other side of the shear resistant plate, and the deformation piece protrudes out of the surface of the pressing plate.
Preferably, the top of the shear resistant plate is provided with a panel, the panel is perpendicular to the shear resistant plate, the cross sections of the shear resistant plate and the panel are of a T-shaped structure, the panel is clamped into the positioning groove above the bridge plate, and two side edges of the panel are not connected with two side walls of the positioning groove.
Preferably, the top of the pressing plate is provided with an upper positioning plate, and the upper positioning plate is perpendicular to the pressing plate and is arranged above the deformation piece.
Preferably, a top edge is arranged on one side, away from the pressing plate, of the top of the upper positioning plate, the top edge is arranged along the length direction of the upper positioning plate, and after the panel is clamped into the positioning groove, the top edge is located between the panel and the inner wall of the positioning groove.
Preferably, the deformation piece is the sand grip that evenly sets up in the clamp plate surface, the sand grip is followed the length direction setting of clamp plate, and length with the length of clamp plate is unanimous, and the gap width between the adjacent sand grip is not more than the width of sand grip.
Preferably, the surface of one side, back to the pressure plate, of each convex strip is an arc surface, and the cross section of each convex strip is semicircular.
Preferably, the pressing plate and the shearing plate are consistent in size, and the edge of the pressing plate is attached to the edge of the shearing plate.
In conclusion, the beneficial effects of the utility model are as follows: 1. by adopting the pressing plate with the convex strip-shaped deformation pieces arranged on the surface, the deformation pieces can deform when the bridge plate is extruded, and gaps between adjacent deformation pieces can be used as deformation compression spaces, so that larger deformation adjustment amount is provided;
2. adopt prefabricated compressive structures and shear structure concatenation, the installation construction is convenient, can shorten the engineering time that the expansion joint was filled greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the construction state of the present invention;
FIG. 2 is a schematic structural view of the shear structure of the present invention;
FIG. 3 is a schematic view of the compression resistant structure of the present invention;
fig. 4 is a left side view of the structure of fig. 3.
The reference numerals are illustrated below:
1. a bridge plate; 2. positioning a groove; 3. a shear resistant structure; 31. shearing resisting plates; 32. a panel; 4. a compression resistant structure; 41. pressing a plate; 42. a deformation member; 43. an upper positioning plate; 44. and (6) the top edge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1 to 4, the utility model provides a bridge joint protection device, which comprises a shear structure 3 and two compression structures 4, wherein the two compression structures 4 are symmetrically arranged on two sides of the shear structure 3; the shear resistant structure 3 is used for providing intermediate support, preventing the compression resistant structure 4 from being broken due to overlarge internal shear force when the local deformation is overlarge, providing safety protection for the compression resistant structure 4, and the compression resistant structure 4 is used for eliminating a gap in the middle of an expansion joint through self deformation when the bridge plate 1 is in telescopic deformation, so that noise generated by telescopic contact at the joint of the bridge plates 1 is reduced; the shear resisting structure 3 is a vertically arranged shear resisting plate 31, the shear resisting plate 31 is a straight steel plate with the thickness of 10-20mm and is arranged along the length direction of the expansion joint, the pressure resisting structure 4 is a pressure plate 41 arranged on two sides of the shear resisting plate 31, and the pressure plate 41 is a rubber plate; the pressure plate 41 provides deformation of the expansion joint at both sides of the shear plate 31 to eliminate the gap generated when the expansion joint deforms; the clamp plate 41 is attached, shear plate 31 one side is the plane, and the opposite side evenly is provided with the deformation piece 42, the deformation piece 42 protrusion the surface of clamp plate 41 sets up the deformation piece 42 back, and the deformation range that deformation piece 42 receives pressure deformation is greater than clamp plate 41, consequently can provide bigger deformation activity.
A panel 32 is arranged at the top of the shear resistant plate 31, the panel 32 is perpendicular to the shear resistant plate 31, the sections of the shear resistant plate 31 and the panel 32 are in a T-shaped structure, the panel 32 is clamped in the positioning groove 2 above the bridge plate 1, two side edges of the panel 32 are not connected with two side walls of the positioning groove 2, and the top surface of the panel is not higher than the notch of the positioning groove 2; the panel 32 is lapped in the positioning groove 2 and used for bearing the shear resisting plates 31, covering gaps among the bridge plates 1 and providing support at the tops of the shear resisting plates 31 when the bridge plates are subjected to driving load; an upper positioning plate 43 is arranged at the top of the pressing plate 41, and the upper positioning plate 43 is perpendicular to the pressing plate 41 and is arranged above the deformation piece 42; when the installation is carried out, the panel 32 is pressed above the upper positioning plate 43; a top edge 44 is arranged on one side of the top of the upper positioning plate 43, which is far away from the pressing plate 41, the top edge 44 is arranged along the length direction of the upper positioning plate 43, and after the panel 32 is clamped in the positioning slot 2, the top edge 44 is located between the panel 32 and the inner wall of the positioning slot 2; the upper positioning plate 43 is used for positioning the top of the pressing plate 41, the panel 32 is pressed above the upper positioning plate 43 during installation, and the top edge 44 is extruded between the pressing plate 41 and the side wall of the positioning groove 2, so that the vertical displacement of the pressing plate 41 caused by alopecia under the action of self gravity can be prevented; a threaded hole can be formed in the upper positioning plate 43, a positioning hole is formed in the upper positioning plate 43 corresponding to the threaded hole, and a bolt is arranged in the threaded hole to fix the position of the upper positioning plate 43 and prevent the upper positioning plate 43 from transversely displacing;
the deformation pieces 42 are convex strips uniformly arranged on the surface of the pressing plate 41, the convex strips are arranged along the length direction of the pressing plate 41, the length of each convex strip is consistent with that of the pressing plate 41, and the width of a gap between every two adjacent convex strips is not more than that of each convex strip; the surface of one side of the convex strip, which faces away from the pressing plate 41, is an arc surface, and the section of the convex strip is semicircular; after the convex strips are pressed and deformed, the convex strips extend to gaps on two sides of the convex strips, so that a larger deformation amount can be provided; in the actual use process, when sharp hard objects such as broken stones and gravel fall from the middle of the expansion joint, the hard objects can fall into the gap between the deformation pieces 42, so that the pressing plate 41 is prevented from being damaged due to the fact that the pressing plate 41 is punctured by the objects after the pressing plate 41 is pressed, and the service life of the pressing plate 41 is prolonged;
the pressing plate 41 has the same size as the shear plate 31, and the edge of the pressing plate fits the edge of the shear plate 31, so that the maximum flexible supporting force can be provided.
By adopting the structure, the pressing plate 41 with the convex strip-shaped deformation pieces 42 arranged on the surface is adopted, so that the deformation pieces 42 can be deformed when the bridge plate 1 is extruded, and gaps between adjacent deformation pieces 42 can be used as deformation compression spaces, thereby providing larger deformation adjustment amount; adopt prefabricated compressive structures 4 and the concatenation of structure 3 that shears, the installation and construction is convenient, can shorten the engineering time that the expansion joint was filled greatly.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. The bridge joint protection device is characterized by comprising two shear resisting structures (3) and two compression resisting structures (4), wherein the two compression resisting structures (4) are symmetrically arranged on two sides of the shear resisting structures (3);
the shearing resistant structure (3) is a vertically arranged shearing resistant plate (31), the compression resistant structure (4) is pressing plates (41) arranged on two sides of the shearing resistant plate (31), and the pressing plates (41) are rubber plates;
the pressing plate (41) is attached to one side of the shear resistant plate (31) and is a plane, the other side of the shear resistant plate is uniformly provided with a deformation piece (42), and the deformation piece (42) protrudes out of the surface of the pressing plate (41).
2. A bridge joint protection device according to claim 1, wherein: the top of shear plate (31) is provided with panel (32), panel (32) with shear plate (31) mutually perpendicular, and make shear plate (31) with the cross-section of panel (32) is T type structure, panel (32) card is gone into in constant head tank (2) of bridge plate (1) top, and the both sides limit of this panel (32) all not with the both sides wall of constant head tank (2) meets.
3. A bridge joint protection device according to claim 2, wherein: the top of clamp plate (41) is provided with upper locating plate (43), upper locating plate (43) with clamp plate (41) mutually perpendicular, and set up in the top of warping piece (42).
4. A bridge joint protection device according to claim 3, wherein: keep away from at positioning plate (43) top clamp plate (41) one side is provided with topside (44), topside (44) are followed the length direction of positioning plate (43) sets up, and panel (32) card is gone into back in constant head tank (2), topside (44) are located panel (32) with between the inner wall of constant head tank (2).
5. A bridge joint protection device according to claim 1, wherein: the deformation piece (42) is uniformly arranged on the convex strips on the surface of the pressing plate (41), the convex strips are arranged along the length direction of the pressing plate (41), the length of the convex strips is consistent with that of the pressing plate (41), and the width of a gap between every two adjacent convex strips is not larger than that of the convex strips.
6. A bridge joint protection device according to claim 5, characterized in that: the surface of one side, back to the pressing plate (41), of the convex strip is an arc surface, and the cross section of the convex strip is semicircular.
7. The bridge joint protection device of claim 1, wherein: the size of the pressure plate (41) is consistent with that of the shear resistant plate (31), and the edge of the pressure plate is attached to that of the shear resistant plate (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220208024.6U CN216663785U (en) | 2022-01-25 | 2022-01-25 | Bridge seam protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220208024.6U CN216663785U (en) | 2022-01-25 | 2022-01-25 | Bridge seam protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216663785U true CN216663785U (en) | 2022-06-03 |
Family
ID=81764519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220208024.6U Expired - Fee Related CN216663785U (en) | 2022-01-25 | 2022-01-25 | Bridge seam protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216663785U (en) |
-
2022
- 2022-01-25 CN CN202220208024.6U patent/CN216663785U/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 |
Granted publication date: 20220603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |