CN219621628U - Municipal works bridge crack control structure - Google Patents
Municipal works bridge crack control structure Download PDFInfo
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- CN219621628U CN219621628U CN202320772024.3U CN202320772024U CN219621628U CN 219621628 U CN219621628 U CN 219621628U CN 202320772024 U CN202320772024 U CN 202320772024U CN 219621628 U CN219621628 U CN 219621628U
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- connecting plate
- vertical section
- horizontal section
- control structure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model relates to the technical field related to municipal bridges, and particularly discloses a municipal engineering bridge anti-cracking structure which is arranged at the joint of a roadbed and a bridge body and comprises a first connecting plate and a second connecting plate arranged in a mirror image manner with the first connecting plate, wherein the first connecting plate and the second connecting plate both comprise a vertical section and a first horizontal section fixedly connected to the top end of the corresponding vertical section, and a positioning plate for pre-fixing the positions of two adjacent horizontal sections and a fixing assembly for locking the positions of the first connecting plate and the second connecting plate are arranged between the first connecting plate and the second connecting plate; the top wall of the positioning plate is provided with a telescopic piece which can elastically stretch and retract along the horizontal direction. The utility model has the effects of enhancing the bearing capacity of the joint and preventing cracking.
Description
Technical Field
The utility model relates to the technical field related to municipal bridges, in particular to a municipal engineering bridge anti-cracking structure.
Background
When many bridges are built, because newly built bridge edges and roadbeds at two sides are not poured at the same time, the bridges and road surfaces made of two different materials are always worn after being pressed and rubbed, and even the joint of the bridge surface and the roadbed surface is cracked, so that the use strength of the bridge is affected.
In addition, due to the influence of temperature, the bridge joint is also influenced by expansion with heat and contraction with cold, so that the bridge is easy to crack due to extrusion among materials; therefore, it is necessary to provide a structure capable of improving the stability of the bridge connection.
Disclosure of Invention
In order to solve the problem that the joint of the bridge surface and the road surface is easy to crack, the utility model provides a municipal engineering bridge anti-cracking structure.
The utility model provides a municipal engineering bridge anti-cracking structure, which adopts the following technical scheme:
the utility model provides a municipal works bridge crack control structure, sets up in the junction of road bed, bridge body, including connecting plate one, with connecting plate two that connecting plate one mirror image set up, connecting plate one, connecting plate two all include vertical section, rigid coupling in the horizontal section one that corresponds vertical section top, be provided with between connecting plate one with connecting plate two be used for two adjacent the locating plate of position pre-fixing of horizontal section, be used for with connecting plate one with connecting plate two the fixed subassembly of position locking;
the top wall of the positioning plate is provided with a telescopic piece which can elastically stretch and retract along the horizontal direction.
Through adopting above-mentioned technical scheme, when expend with heat and contract with cold and receive the vehicle extrusion, bridge and road bed junction can obtain the buffering under the effect of extensible member, simultaneously, the locating plate is fixed in advance to the position of connecting plate one, connecting plate two, and the follow-up fixed subassembly of being convenient for is to connecting plate one, connecting plate two's installation locking, at the fixed action of locating plate and fixed subassembly, connecting plate one, connecting plate two, is difficult to keep away from each other in the horizontal direction, and vertical also can provide certain bearing capacity for bridge and road bed junction possess the effect of preventing cracking.
Optionally, the first connecting plate further comprises a second horizontal section arranged at the bottom end of the vertical section, the first horizontal section and the second horizontal section are integrally formed and vertically arranged at the end parts of the two vertical sections, which are far away from each other;
the locating plate bottom wall rigid coupling has a plurality of inserted bars, connecting plate one connecting plate two all offer with the jack of inserted bar grafting adaptation on being located the horizontal segment at top.
Through adopting above-mentioned technical scheme, after the inserted bar on the locating plate corresponds the jack on connecting plate one, connecting plate two and inserts, the inserted bar can restrict two horizontal segments one and keep away from each other, reaches the pre-fixed effect
Optionally, the fixing component comprises a fixing rod and screw rods coaxially fixedly connected to two ends of the fixing rod, and the diameter of the fixing rod is larger than that of the screw rods;
the first connecting plate and the second connecting plate are provided with through holes through which screws can pass, and the screws are fixed on the vertical sections of the first connecting plate or the second connecting plate by using nut threads after passing out of the through holes.
Through adopting above-mentioned technical scheme, after the locating plate location is fixed in advance, only need insert the perforation of two corresponding vertical sections with the screw rod at dead lever both ends, use the nut screw fastening again to fix, the dead lever both ends are supported the vertical section of connecting plate one, connecting plate two respectively can accomplish the installation locking.
Optionally, a supporting rod is arranged between the vertical section and the horizontal section at the bottom, and two ends of the supporting rod are fixedly connected with the side wall of the vertical section and the top wall of the horizontal section respectively.
By adopting the technical scheme, the supporting rods, the vertical section and the horizontal section of the first/second connecting plates respectively form a triangular supporting structure, so that the bearing capacity of the first/second connecting plates is improved.
Optionally, a tie bar is disposed between the first connecting plate and the second connecting plate, two ends of the tie bar are bent to form a bending part adapted to the horizontal section in a clamping manner, and the tie bar tightens the first connecting plate and the second connecting plate through the bending part.
By adopting the technical scheme, the tie bars further tighten the first connecting plate and the second connecting plate, and share partial stress on the nuts, so that the first connecting plate and the second connecting plate are more stable.
Optionally, a plurality of barrier strips are uniformly formed on the vertical section and the horizontal section, and the support rods are welded and fixed with the side walls of the barrier strips and the vertical section/the horizontal section.
Through adopting above-mentioned technical scheme, the blend stop has increased bracing piece and vertical section or horizontal segment welded area of contact for can not take off easily after the bracing piece atress.
Optionally, the telescopic piece includes two rubber gaskets, and two rubber gaskets are zigzag snap-in connection and fixedly paste in the locating plate roof.
Through adopting above-mentioned technical scheme, rubber gasket zigzag connection is fixed to be pasted on the locating plate to can provide certain deformation allowance when receiving the pulling force, two rubber gasket interlock sawtooth departments provide the shrink allowance when receiving the extrusion.
Optionally, a polymer anti-cracking mortar layer is fixedly connected to the top wall of the rubber gasket.
By adopting the technical scheme, the polymer anti-cracking mortar is capped, so that the bonding effect of the joint of the bridge and the roadbed is enhanced, and the anti-cracking capability is improved.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. when the expansion and contraction is carried out and the vehicle is extruded, the joint of the bridge and the roadbed can be buffered under the action of the telescopic piece, meanwhile, the positioning plate is pre-fixed on the first connecting plate and the second connecting plate, so that the mounting and locking of the fixing assembly on the first connecting plate and the second connecting plate are convenient to use, the first connecting plate and the second connecting plate are difficult to separate from each other in the horizontal direction under the fixing action of the positioning plate and the fixing assembly, and a certain bearing capacity can be provided vertically, so that the joint of the bridge and the roadbed has an anti-cracking effect;
2. the support rod and the vertical section and the horizontal section of the first connecting plate and the second connecting plate respectively form a triangular support structure, so that the bearing capacity of the first connecting plate and the second connecting plate is improved;
3. the rubber gaskets are connected in a zigzag mode and fixedly adhered to the positioning plate, so that a certain deformation allowance can be provided when the rubber gaskets are subjected to tensile force, and a contraction allowance is provided at the meshing sawteeth of the two rubber gaskets when the rubber gaskets are extruded.
Drawings
FIG. 1 is a schematic view of the installation location of an embodiment of the present utility model for a junction between a subgrade and a bridge.
Fig. 2 is a schematic cross-sectional view of an embodiment of the present utility model.
Fig. 3 is a front view of an embodiment of the present utility model.
Fig. 4 is a top view of an embodiment of the utility model without casting the polymer anti-cracking mortar, mainly for showing the rubber gasket.
Reference numerals: 1. a first connecting plate; 11. a vertical section; 111. perforating; 112. a barrier strip; 12. a horizontal section I; 121. a jack; 13. a horizontal section II; 14. a support rod; 2. a second connecting plate; 3. a positioning plate; 31. a rod; 4. a rubber gasket; 5. a polymer anti-cracking mortar layer; 6. a fixing assembly; 61. a fixed rod; 62. a screw; 63. a nut; 7. lacing wires; 71. a bending part; 9. roadbed; 91. and (3) a bridge.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-4.
The embodiment of the utility model discloses a municipal engineering bridge anti-cracking structure.
Referring to fig. 1, since the bridge 91 constructed by the municipal bridge 91 is usually connected by post-cast concrete when connected to the foundations on both sides thereof, and is easily worn and cracked by rolling friction of long-term vehicles, the anti-cracking structure of the municipal engineering bridge 91 provided at the junction of the roadbed 9 and the bridge is provided in the utility model.
Referring to fig. 2 and 3, the anti-cracking structure of the municipal engineering bridge 91 comprises a first connecting plate 1 and a second connecting plate 2, a locating plate 3 for pre-fixing the first connecting plate 1 and the second connecting plate 2, a telescopic piece arranged on the upper portion of the second locating plate 3, and a polymer anti-cracking mortar layer 5 poured on the upper portion of the telescopic piece, wherein when the anti-cracking structure is connected, concrete is clamped outside the structure to form a coating, and the anti-cracking structure can play a role of bearing and reinforcing the concrete at the connecting position.
The first connecting plate 1 and the second connecting plate 2 are oppositely arranged in a mirror image mode, the vertical sections of the first connecting plate 1 and the second connecting plate 2 are in a z shape, the first connecting plate 1 and the second connecting plate 2 respectively comprise a vertical section 11, a first horizontal section 12 arranged at the top end of the corresponding vertical section 11, and a second horizontal section 13 arranged at the bottom end of the vertical section 11, namely, the first horizontal section 12 and the second horizontal section 13 are respectively integrally formed and are vertically arranged at the end parts of the vertical section 11, which are mutually far away.
The bottom wall of the positioning plate 3 is fixedly connected with a plurality of inserted bars 31, the first horizontal section 12 of the top of the first connecting plate 1 and the second connecting plate 2 is provided with jacks 121 which are in plug-in fit with the inserted bars 31, and when two adjacent horizontal inserted bars 31 on the positioning plate 3 are inserted into the jacks 121 on the first connecting plate 1 and the second connecting plate 2, the first connecting plate 1 and the second connecting plate 2 can be limited to be mutually far away from each other, so that the pre-fixing of the positions of the first connecting plate and the second connecting plate is completed.
Referring to fig. 2 and 3, a fixing component 6 is further arranged between the first connecting plate 1 and the second connecting plate 2 for locking the positions of the first connecting plate 1 and the second connecting plate 2; the fixing assembly 6 comprises a fixing rod 61 and a screw rod 62 coaxially fixedly connected to two ends of the fixing rod 61, and the diameter of the fixing rod 61 is larger than that of the screw rod 62; the first connecting plate 1 and the second connecting plate 2 are provided with through holes 111 through which the screw rods 62 can only pass, after the screw rods 62 pass through the through holes 111, the screw rods 62 are fixed on the vertical section 11 of the first connecting plate 1 or the second connecting plate 2 by using nuts 63 through screw threads, and of course, the fixing assembly 6 can also be provided with the screw rods 62 with unchanged diameters and fixed by screwing the nuts 63 to be matched with the positioning plate 3.
Meanwhile, a lacing wire 7 is arranged between the first connecting plate 1 and the second connecting plate 2, two ends of the lacing wire 7 are bent to form a bending part 71 which is mutually clamped and matched with the horizontal section, and the lacing wire 7 tightens the first connecting plate 1 and the second connecting plate 2 through the bending part 71.
In order to further increase the receiving effect of the first connecting plate 1 and the second connecting plate 2, a plurality of barrier strips 112 are uniformly formed on the vertical section 11 and the horizontal section, the barrier strips 112 can be long-strip-shaped or dot-shaped, a supporting rod 14 is arranged between the vertical section 11 and the horizontal section positioned at the bottom, two ends of the supporting rod 14 are fixedly connected with the side wall of the vertical section 11 and the top wall of the horizontal section respectively, and meanwhile, the two ends of the supporting rod 14 are welded and fixed with the side wall of the barrier strips 112, and the welding area of the end part of the supporting rod 14 is enhanced while the position of the supporting rod 14 is limited by the barrier strips 112.
In this embodiment, the supporting bar 14 is preferably a ribbed bar, and when the supporting bar is installed, the bending part 71 is slid into the horizontal section two 13 from the side end, and then the rear ribbed bar is welded and fixed,
referring to fig. 3 and 4, the telescopic member is disposed on the top wall of the positioning plate 3 and can elastically stretch and retract along the horizontal direction, the telescopic member comprises two rubber gaskets 4, the two rubber gaskets 4 are in zigzag engagement connection and fixedly adhered to the top wall of the positioning plate 3, and a polymer anti-cracking mortar layer 5 is fixedly connected to the top wall of the rubber gasket 4.
The implementation principle of the municipal engineering bridge anti-cracking structure provided by the embodiment of the utility model is as follows: after the first connecting plate 1 and the second connecting plate 2 are pre-fixed through the locating plate 3, the two vertical sections 11 are tied and fixed through the fixing rod 61, the screw rod 62 and the nut 63, and meanwhile the tie bars 7 enhance the locking effect of the first connecting plate and the second connecting plate.
The supporting rod 14 further enhances the bearing capacity of the vertical section 11, is difficult to shift towards two sides when being subjected to longitudinal force, and meanwhile, the rubber gasket 4 can provide a certain deformation allowance when being stressed or expanded with heat and contracted with cold, and the polymer anti-cracking mortar layer 5 is matched to enable the anti-cracking effect of the structure to be improved.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides a municipal works bridge crack control structure, sets up in the junction of road bed (9), the bridge body, its characterized in that: the connecting plate comprises a first connecting plate (1) and a second connecting plate (2) which is arranged in a mirror image mode with the first connecting plate (1), wherein the first connecting plate (1) and the second connecting plate (2) comprise a vertical section (11) and a first horizontal section (12) fixedly connected to the top end of the corresponding vertical section (11), and a positioning plate (3) for pre-fixing the positions of two adjacent horizontal sections and a fixing assembly (6) for locking the positions of the first connecting plate (1) and the second connecting plate (2) are arranged between the first connecting plate (1) and the second connecting plate (2);
the top wall of the positioning plate (3) is provided with a telescopic piece which can elastically stretch and retract along the horizontal direction.
2. The municipal works bridge crack control structure according to claim 1, wherein: the first connecting plate (1) further comprises a second horizontal section (13) arranged at the bottom end of the vertical section (11), the first horizontal section (12) and the second horizontal section (13) are integrally formed and are vertically arranged at the two ends of the vertical section (11) which are far away from each other;
the positioning plate (3) is fixedly connected with a plurality of inserting rods (31) on the bottom wall, and jacks (121) which are in plug-in fit with the inserting rods (31) are formed in the horizontal section of the top of the first connecting plate (1) and the second connecting plate (2).
3. The municipal works bridge crack control structure according to claim 2, wherein: the fixing assembly (6) comprises a fixing rod (61) and screw rods (62) coaxially and fixedly connected to two ends of the fixing rod (61), and the diameter of the fixing rod (61) is larger than that of the screw rods (62);
the connecting plate I (1) and the connecting plate II (2) are provided with through holes (111) through which a screw rod (62) can only pass, and after the screw rod (62) passes through the through holes (111), the screw rod is fixed on the vertical section (11) of the connecting plate I (1) or the connecting plate II (2) by using nuts (63) in a threaded manner.
4. A municipal works bridge crack control structure according to claim 3, wherein: a supporting rod (14) is arranged between the vertical section (11) and the horizontal section positioned at the bottom, and two ends of the supporting rod (14) are fixedly connected with the side wall of the vertical section (11) and the top wall of the horizontal section respectively.
5. The municipal works bridge crack control structure of claim 4, wherein: the connecting plate I (1) and the connecting plate II (2) are provided with lacing wires (7), two ends of the lacing wires (7) are bent to form bending parts (71) which are matched with the horizontal sections in a clamping mode, and the lacing wires (7) tighten the connecting plate I (1) and the connecting plate II (2) through the bending parts (71).
6. The municipal works bridge crack control structure of claim 5, wherein: a plurality of barrier strips (112) are uniformly formed on the vertical section (11) and the horizontal section, and the supporting rods (14) are fixedly welded with the side walls of the barrier strips (112) and the vertical section (11)/the horizontal section.
7. The municipal engineering bridge anti-cracking structure according to any one of claims 1 to 6, wherein: the telescopic piece comprises two rubber gaskets (4), and the two rubber gaskets (4) are connected in a zigzag meshing mode and fixedly adhered to the top wall of the positioning plate (3).
8. The municipal works bridge crack control structure of claim 7, wherein: the top wall of the rubber gasket (4) is fixedly connected with a polymer anti-cracking mortar layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320772024.3U CN219621628U (en) | 2023-04-04 | 2023-04-04 | Municipal works bridge crack control structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320772024.3U CN219621628U (en) | 2023-04-04 | 2023-04-04 | Municipal works bridge crack control structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219621628U true CN219621628U (en) | 2023-09-01 |
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ID=87777297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320772024.3U Active CN219621628U (en) | 2023-04-04 | 2023-04-04 | Municipal works bridge crack control structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219621628U (en) |
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2023
- 2023-04-04 CN CN202320772024.3U patent/CN219621628U/en active Active
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