Fabricated pipe culvert pipe orifice reinforcing structure
By setting up a support ring composed of reinforcement plates and bent pipes at the corrugated steel pipe opening, and using embedded bolts and rubber pads to improve the fixity, the problem of poor compression and bending ability of corrugated steel structures at the pipe opening is solved, which significantly improves the problem of corrugated steel structures' pressure resistance and bending resistance at the pipe opening. The stability and bearing capacity of the structure are achieved.
Patent Information
- Application Number
- CN202323480675.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-20
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2033-12-20
AI Technical Summary
The existing corrugated steel structure lacks an effective support structure at the pipe opening, resulting in poor compression and bending resistance, and is prone to deformation and cracking.
Design a prefabricated pipe culvert reinforcing structure, connect corrugated plates through bolts, and set up support rings composed of reinforcement plates and bent pipes on the inner wall of corrugated plates, and use embedded bolts and rubber pads to improve fixity and sealing properties and increase resistance. Bending and compressive resistance.
It effectively improves the bending resistance of corrugated plates, reduces the occurrence of cracks and cracks, and enhances the load-bearing capacity and construction safety of the pipe culvert.
Smart Images
Figure CN222294739U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of corrugated steel structures, in particular to an assembled pipe culvert pipe opening reinforcement structure. Background Art
[0002] Corrugated steel structures are widely used in railway, highway, municipal and other road projects, as well as in the reinforcement of old bridges and culverts, and in the construction of tunnels, seepage wells, coal mine tunnels and other projects.
[0003] Corrugated steel structure refers to a structure formed by assembling multiple steel corrugated plates. Steel corrugated plates can effectively solve the common quality problems of concrete structures or masonry structures in high-altitude or frozen areas, such as construction difficulties, low strength, cracks, deformation, fractures, damage, etc. caused by factors such as cold, large temperature differences, and frost heave. It can also effectively solve the settlement and jumping problems of abutments and culverts. Compared with traditional reinforced concrete structures or masonry structures, due to its unique advantages, it has significant benefits in terms of economy, society, and environmental protection.
[0004] Conventional assembled corrugated pipe culverts lack a simple and effective supporting structure at the pipe mouth, resulting in poor compression and bending resistance and easy deformation at the pipe mouth. Utility Model Content
[0005] The utility model aims to provide a fabricated pipe culvert pipe opening reinforcement structure to solve the problem of easy deformation and cracking in the pipe opening section of the existing corrugated pipe culvert proposed in the above background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an assembled culvert pipe mouth reinforcement structure, comprising a plurality of corrugated plates connected in a first position by bolts, and also comprising a support ring composed of a plurality of reinforcing plates and bent pipes, the support ring being abutted against the inner wall of the corrugated plate, and forming an annular clamping cavity for accommodating the bent pipe between the crests of the corrugated plate, the reinforcing plate being provided with embedded bolts at the crests of the corrugated plate, so that the embedded bolts can lock and fix the corrugated plate, the bent pipe and the reinforcing plate through nuts and complete the assembly of the support ring and the corrugated plate.
[0007] Preferably, a trapezoidal section is integrally formed at the position of the reinforcing plate corresponding to the wave crest of the corrugated plate, the bent pipe is fixedly installed on the top of the trapezoidal section, and a concave section that contacts the wave trough of the corrugated plate is formed between the two trapezoidal sections.
[0008] Preferably, the support ring is composed of a plurality of reinforcing sheets connected end to end in a circumferential manner, and the reinforcing sheets are composed of a reinforcing plate and a pair of curved pipes axially arranged in parallel on the outer wall of the reinforcing plate.
[0009] Preferably, both ends of the bent pipe are bent to form mounting ears, and the reinforcing plate forms bent sections at the left and right ends of the main body in a manner that the reinforcing plate can contact the mounting ears.
[0010] Preferably, a rubber pad is sleeved on the embedded bolt, and the top and bottom of the rubber pad are in contact with the corrugated plate and the bent pipe respectively.
[0011] Preferably, a pair of rubber rings are sleeved on the embedded bolts.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] The utility model arranges a reinforcing sheet composed of a reinforcing plate and a bent pipe assembly on the inner side of the corrugated plate of the pipe culvert, and the reinforcing plate with a trapezoidal section contacts the inner wall of the wave crest of the corrugated plate, thereby improving the bending resistance of the corrugated plate and making the force on the corrugated plate more uniform and stable, which can effectively reduce the occurrence of defects such as cracks and fissures, and the trapezoidal section of the reinforcing plate forms two independent arc-shaped cavities on the inner wall of the corrugated plate, and a bent pipe is installed in the cavities, thereby further improving the strength and compressive resistance of the corrugated plate and the embedded bolts, and improving the bearing capacity of the pipe culvert. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;
[0015] Figure 2 It is a partial enlarged structural schematic diagram of the utility model;
[0016] Figure 3 It is a schematic diagram of the three-dimensional structure of the reinforcing sheet and the corrugated plate assembly of the utility model;
[0017] Figure 4 It is a schematic diagram of the plane structure of the reinforcing sheet and the corrugated plate assembly of the utility model;
[0018] Figure 5 This is a schematic diagram of the split three-dimensional structure of the reinforcement sheet of the utility model;
[0019] Figure 6 It is a schematic diagram of an enlarged three-dimensional structure of a bolt of the present utility model.
[0020] In the figure: 1. corrugated plate; 2. reinforcing plate; 3. embedded bolts; 4. bent pipe; 5. rubber pad; 6. rubber ring; 7. mounting ear; 8. bent section. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] See also Figure 1-Figure 6 The utility model provides a technical solution: an assembled pipe culvert pipe mouth reinforcement structure, comprising a plurality of corrugated plates 1 assembled and connected in a circumferential manner. In the prior art, bolts are locked and fixed at the crest and trough positions of the corrugated plates 1. The utility model also comprises a support ring composed of a plurality of reinforcing plates 2 and a bent pipe 4. The support ring is arranged at the pipe mouth position. The support ring is composed of a plurality of reinforcing plates connected end to end in a circumferential manner. The number of reinforcing plates is not less than four. The reinforcing plates are connected to the outer wall of the reinforcing plates 2 through the reinforcing plates 2 and a pair of axially parallel reinforcing plates 2. The curved tube 4 is composed of a curved tube 4 on the main body, the cross section of the curved tube 4 is a square structure, the two ends of the curved tube 4 are bent to form mounting ears 7, the reinforcing plate 2 is formed with bending sections 8 at the left and right ends of the main body in a manner that can contact the mounting ears 7, the bending sections 8 extend to the inner wall of the mounting ears 7, the bending sections 8 are fixedly connected to 7 by bolts with nuts, the support ring is abutted against the inner wall of the corrugated plate 1, and an annular clamping cavity for accommodating the curved tube 4 is formed between the crests of the corrugated plate 1, and the reinforcing plate 2 is integrally formed with the corrugated plate 1 at the corresponding positions of the crests. The trapezoidal section, the hypotenuse of the trapezoidal section contacts the inner wall of the crest of the corrugated plate 1, thereby providing support for the crest, improving the crest strength and bending resistance, the elbow 4 is fixedly installed on the top of the trapezoidal section, and an inner concave section that contacts the trough of the corrugated plate 1 is formed between the two trapezoidal sections, which is convenient for quick alignment of the reinforcing plate 2 during assembly. The reinforcing plate 2 effectively increases the compressive strength of the steel corrugated pipe culvert pipe mouth section, reduces the displacement of the reinforcing sheet, improves the bearing capacity of the overall structure, effectively ensures construction safety, and can be promoted for use. The reinforcing plate 2 is located at the crest of the corrugated plate 1. An embedded bolt 3 is provided at the position, so that the embedded bolt 3 passes from the outside of the pipe to the inside of the pipe, and the corrugated plate 1, the bent pipe 4 and the reinforcing plate 2 are locked and fixed by nuts to complete the assembly of the support ring and the corrugated plate 1. A rubber pad 5 is sleeved on the embedded bolt 3, and the top and bottom of the rubber pad 5 are in contact with the corrugated plate 1 and the bent pipe 4 respectively. A pair of rubber rings 6 are sleeved on the embedded bolt 3. The setting of the rubber pad 5 and the rubber ring 6 ensures the sealing of the connection between the reinforcing plate and the corrugated plate 1, further improving the overall strength of the culvert.
[0023] In the present application, a reinforcing sheet composed of a reinforcing plate 2 and a bent pipe 4 is arranged on the inner side of the corrugated plate 1. The reinforcing plate 2 with a trapezoidal section contacts the inner wall of the wave crest of the corrugated plate 1, thereby improving the bending resistance of the corrugated plate 1 and making the force on the corrugated plate 1 more uniform and stable, which can effectively reduce the occurrence of defects such as cracks and fissures. The trapezoidal section of the reinforcing plate 2 forms two independent arc-shaped cavities on the inner wall of the corrugated plate 1, and a bent pipe 4 is installed in the cavities, thereby further improving the strength and compressive resistance of the corrugated plate 1 and the embedded bolts 3, and improving the bearing capacity of the culvert.
[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An assembled pipe culvert pipe opening reinforcement structure, characterized in that: The invention comprises a plurality of corrugated plates (1) connected in a first position by bolts, and also comprises a support ring composed of a plurality of reinforcing plates (2) and bent pipes (4), wherein the support ring is arranged against the inner wall of the corrugated plate (1) and forms an annular clamping cavity for accommodating the bent pipe (4) between the corrugated plate (1) and the crest of the corrugated plate (1), and the reinforcing plate (2) is provided with embedded bolts (3) at the crest of the corrugated plate (1), so that the embedded bolts (3) can lock and fix the corrugated plate (1), the bent pipe (4) and the reinforcing plate (2) through nuts and complete the assembly of the support ring and the corrugated plate (1).
2. The assembled pipe culvert pipe opening reinforcement structure according to claim 1, characterized in that: The reinforcing plate (2) and the corrugated plate (1) are integrally formed with a trapezoidal section at positions corresponding to the wave crests, the bent pipe (4) is fixedly mounted on the top of the trapezoidal section, and an inner concave section is formed between the two trapezoidal sections to abut against the wave trough of the corrugated plate (1).
3. The assembled pipe culvert pipe opening reinforcement structure according to claim 1, characterized in that: The support ring is composed of a plurality of reinforcing sheets connected end to end in a circumferential manner, and the reinforcing sheets are composed of a reinforcing plate (2) and a pair of curved pipes (4) axially arranged in parallel on the outer wall of the reinforcing plate (2).
4. The assembled culvert pipe opening reinforcement structure according to claim 1, characterized in that: The two ends of the curved pipe (4) are respectively bent to form mounting ears (7), and the reinforcing plate (2) forms bending sections (8) at the left and right ends of the main body in a manner that the reinforcing plate (2) can contact the mounting ears (7).
5. The assembled pipe culvert pipe opening reinforcement structure according to claim 1, characterized in that: The embedded bolts (3) are sleeved with rubber pads (5), and the top and bottom of the rubber pads (5) are in contact with the corrugated plate (1) and the bent pipe (4) respectively.
6. The assembled pipe culvert pipe opening reinforcement structure according to claim 1, characterized in that: A pair of rubber rings (6) are sleeved on the embedded bolts (3).