Drainage glass fiber reinforced plastic tank for extra-large bridge
By using fiberglass drainage channels for the extra-large bridge, combined with the design of top bracing, side arc ribs, and bottom reinforcing ribs, the problems of inconvenient transportation and installation and poor sealing of stainless steel materials have been solved, achieving a lightweight, high-strength, well-insulated, and self-cleaning drainage effect.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-17
- Publication Date
- 2026-03-27
AI Technical Summary
Existing drainage channels for major bridges are often made of stainless steel, which presents challenges in transportation and installation. The conductivity of the metal increases safety hazards, and the snap-fit structure is prone to loosening, resulting in poor sealing, leakage, or poor drainage.
The drainage trough body is made of fiberglass and features a top bracing, side arc ribs, and bottom reinforcing ribs. The flange is connected by bolts and filled with high-strength sealant to form a molded one-piece structure.
It achieves lightweight and high strength, good insulation, easy installation, high durability, self-cleaning, is not easy to clog, has good sealing performance, and prevents water leakage and poor drainage.
Smart Images

Figure CN224047899U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to water conservancy engineering technical field, concretely is a super bridge drainage glass steel tank. BACKGROUND
[0002] The existing super bridge drainage tank often adopts stainless steel material, needs additional foundation support, is inconvenient for transportation and installation, and the electric conduction characteristics of metal material increase the safety hazard of the bridge when it rains.
[0003] To solve the above problems, the utility model provides a super bridge drainage glass steel tank. UTILITY MODEL CONTENTS
[0004] The utility model discloses a super bridge drainage glass steel tank, which aims to solve the problems in the background art.
[0005] To achieve the above object, the utility model provides the following technical scheme: a super bridge drainage glass steel tank, including drainage tank body and flange plate, its characterized in that: the drainage tank body top is equipped with tank top drawbar, and tank top drawbar is connected with drainage tank body with bolt, the both sides of drainage tank body front and back are equipped with side surface circular rib, the drainage tank body bottom is equipped with tank bottom reinforcing rib, the both ends of drainage tank body left and right all are equipped with fixed flange plate, and the flange plate of two drainage tank bodies is fixedly connected through bolt, and the two flange plates are equipped with sealing pad and fill with high-strength sealant between.
[0006] Further, the drainage tank body is an open rectangular structure.
[0007] Further, the drainage tank body is a glass steel material.
[0008] Compared with the prior art, the utility model has the advantages of the following:
[0009] (1) the drainage tank body of the utility model is a glass steel material, has the characteristics of light weight and high strength, the present drainage glass steel tank does not need additional foundation, is fixed in the bridge box girder through the hanger, is applicable to the high speed bridge drainage system, and the installation process is simple and fast.
[0010] (2) The drainage groove body and the flange plate are integrally formed by moulding, the flanges of the two drainage groove bodies are fixedly connected through bolts, and sealing pads are arranged between the two flanges and filled with high-strength sealing glue, the stable structure can withstand rainwater erosion for a long time without being easily deformed or loosened, the structure design has good sealing and waterproof properties, and thus the problems of water leakage and poor drainage can be solved. BRIEF DESCRIPTION OF DRAWINGS
[0011] Figure 1 : The utility model embodiment device three -dimensional structure schematic diagram.
[0012] Figure 2 : The utility model embodiment device main view structure schematic diagram.
[0013] Figure 3 : The utility model embodiment device plan view structure schematic diagram.
[0014] Figure 4 : The utility model embodiment device elevation structure schematic diagram.
[0015] Figure 5 : The utility model embodiment device left view structure schematic diagram.
[0016] In the figure: drainage groove body 1, flange plate 2, groove top reinforcing rib 3, side arc rib 4, groove bottom reinforcing rib 5. DETAILED DESCRIPTION
[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0018] Please refer to Figures 1-5 The utility model provides an embodiment: a super large bridge drainage glass steel groove, including drainage groove body 1 and flange plate 2, it is characterized in that: the drainage groove body 1 top is equipped with groove top reinforcing rib 3, and groove top reinforcing rib 3 is connected with drainage groove body 1 with bolt, the both sides of drainage groove body 1 front and back are equipped with side arc rib 4, the bottom of drainage groove body 1 is equipped with groove bottom reinforcing rib 5, the both ends of drainage groove body 1 left and right are equipped with fixed flange plate 2, and the flange of two drainage groove bodies 1 is fixedly connected through bolt, and sealing pad is arranged between the two flanges and filled with high-strength sealing glue.
[0019] The drain groove body 1 is an open rectangular structure, the flanges 2 of two drain groove bodies 1 are fixedly connected through bolts, sealing pads are arranged between the two flanges, and high-strength sealing glue is filled, the connecting structure design has good sealing and waterproof properties, is not easy to store silt and sundries, can withstand the scouring force brought by strong rainstorm or long-term continuous rainfall, and is strong in durability.
[0020] The drain groove body 1 is made of glass fiber reinforced plastic, has the characteristics of light weight and high strength, the present drain glass fiber reinforced plastic groove does not need an additional foundation, is fixed on a bridge box girder through a lifting frame, is suitable for a high-speed bridge drainage system, and installation is simple and fast. The drain groove made of glass fiber reinforced plastic has good insulation and a smooth inner wall, is not easy to get dirty, has a self-cleaning function, is not easy to block, can effectively reduce the later maintenance cost.
[0021] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A super-large bridge drainage glass steel tank, comprising a drainage tank body (1) and a flange plate (2), characterized in that: The gutter body (1) is provided with a top pull bar (3) at the top, the top pull bar (3) is connected with the gutter body (1) by bolts, the gutter body (1) is provided with a side arc rib (4) on the front and rear sides, the gutter body (1) is provided with a bottom reinforcing rib (5) at the bottom, the gutter body (1) is provided with a fixed flange (2) at the left and right ends, the flanges (2) of two gutter bodies (1) are fixedly connected by bolts, and a sealing gasket is arranged between the two flanges (2) and filled with high-strength sealing glue.
2. The large bridge drainage glass steel tank according to claim 1, characterized in that: The gutter body (1) is of an open rectangular structure.
3. The large bridge drainage glass steel tank according to claim 1, characterized in that: The gutter body (1) is made of glass fiber reinforced plastic.