High-strength arched water tank

By designing an arched mud collection hopper structure, the problems of easy deformation of the mud collection hopper and large amount of welding work in water tanks were solved, realizing the manufacturing of high-strength and low-cost water tanks and ensuring the safety and reliability of water tanks.

CN223878704UActive Publication Date: 2026-02-06SHANGHAI PANDA MACHINEGRP CO LTD
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Patent Information

Application Number
CN202423218363.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-26
Publication Date
2026-02-06
Estimated Expiration
2034-12-26

AI Technical Summary

Technical Problem

The existing sludge collection hopper structure design of water purification tanks results in a large amount of welding work and high costs. Furthermore, it is prone to deformation and leakage under hydrostatic pressure, and may even tear.

Method used

The structure adopts an arched mud collection hopper, which is welded together from a flat plate, a bottom plate, T-shaped ribs, and an arc plate. Combined with the box frame and lifting lug design, the number of reinforcing ribs is reduced, thereby improving the strength and rigidity of the mud collection hopper.

Benefits of technology

It improves the deformation resistance of the mud collection hopper, reduces the processing cost and welding workload of the water tank, and ensures the safety and reliability of the water tank.

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Abstract

The utility model relates to a high-strength arched water tank which is formed by welding spliced water tank plates, and the spliced water tank comprises a tank body frame, a side plate I, a side plate II and a lifting lug. The first side plate and the second side plate are connected to the box frame in a welded mode, and the lifting lug is welded to the top of the box frame. The assembled water tank further comprises an arch-shaped mud collecting hopper arranged at the bottom of the water tank, and the arch-shaped mud collecting hopper is formed by combining and welding a flat plate, a bottom plate, a mud discharging pipe, a T-shaped rib, a 180-degree arc-shaped plate and a 90-degree arc-shaped plate. The flat plate is designed to be of a structure matched with the arc size corresponding to the arc plate, the upper edge and the lower edge of the flat plate are each provided with a 90-degree folded edge, the upper edge of the flat plate is welded to the box frame, and the lower edge of the flat plate is welded to the bottom plate. The sludge discharge pipe is provided with two rows of circular small holes which are uniformly distributed in a certain number, and the two ends of the sludge discharge pipe are welded with the front and rear flat plates; the T-shaped ribs are uniformly arranged in the length directions of the 180-degree arc-shaped plate and the 90-degree arc-shaped plate; the 180-degree arc-shaped plate and the 90-degree arc-shaped plate are connected with the bottom plate and the flat plate in a welded mode, and the section of the arc-shaped plate can be designed to be round or oval. According to the utility model, the bottom sludge collecting hopper is designed into the arch structure, so that on one hand, the non-deformability of a sludge collecting hopper plate under the working condition of bearing hydrostatic pressure is improved, and on the other hand, the rigidity of the sludge collecting hopper plate is increased, the arrangement of reinforcing ribs is reduced, and the manufacturing cost and the welding workload of the water tank are reduced.
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Description

TECHNICAL FIELD

[0001] The utility model relates to water purification treatment technical field, especially a kind of high-strength arched water tank. BACKGROUND

[0002] With the development of human and the progress of society, the development of water purification treatment technology is also very rapid;At the same time, water tank is also an important part of secondary water supply field, and is widely used in residential, commercial building and large shopping malls. The existing water purification treatment water tank bottom mud collecting hopper is designed as V-shaped structure, in order to ensure the strength and rigidity of mud collecting hopper plate, a large number of reinforcing bars must be set outside the mud collecting hopper, thereby increasing the welding workload and manufacturing cost of water tank. Due to the large number of welds of mud collecting hopper, with the increase of hydrostatic pressure, the deformation and leakage of water tank also increase, and the serious case will lead to tearing and damage of the whole water tank. SUMMARY

[0003] The technical problem this utility model aims to solve is to provide a high-strength arched water tank that not only improves the strength and rigidity of the sludge collection hopper but also reduces the amount of welding work and lowers the processing cost of the water tank. The technical solution adopted by this utility model to solve its technical problem is as follows: a high-strength arched water tank is provided, which is assembled from tank panels welded together. The assembled water tank includes a tank frame, a first side plate, a second side plate, and lifting lugs. The first and second side plates are welded to the tank frame, and the lifting lugs are welded to the upper part of the tank frame. The assembled water tank also includes an arched sludge collection hopper at the bottom of the tank. This hopper is constructed by welding together a flat plate, a bottom plate, a sludge discharge pipe, T-shaped ribs, a 180-degree curved plate, and a 90-degree curved plate. The flat plate is designed to match the arc dimensions of the curved plate, with 90-degree folds along both its upper and lower edges. The upper edge of the flat plate is welded to the tank frame, and the lower edge is welded to the bottom plate. The sludge discharge pipe has two rows of evenly distributed circular holes, and both ends are welded to the front and rear flat plates. The T-shaped ribs are evenly distributed along the length of the 180-degree and 90-degree curved plates. Both the 180-degree and 90-degree curved plates are connected to the bottom plate and flat plate by welding. The assembled water tank is supported by a tank frame composed of longitudinal and transverse ribs, diagonal ribs, and columns. The flat plate should be designed with arc dimensions matching those of the 180-degree and 90-degree curved plates. Both the upper and lower edges of the plate should be folded at 90 degrees with a width of 30mm–40mm. The upper edge of the plate is welded to the box frame, and the lower edge is welded to the base plate. The sludge discharge pipe has two rows of evenly distributed circular holes with a diameter of 15mm–20mm. Both ends of the sludge discharge pipe are welded to the front and rear plates. T-shaped ribs are evenly distributed along the length of the 180-degree and 90-degree curved plates and welded to them. The bending angles of the T-shaped ribs should be set to the corresponding 180° and 90°. Both the 180-degree and 90-degree curved plates are connected to the base plate and flat plate by welding. The thickness of both the 180-degree and 90-degree curved plates is 3mm. The cross-sectional shape of the curved plates can be designed as circular or elliptical. Side plates one and two are stamped using a specially designed mold, with side plate one having a thickness of 3mm and side plate two having a thickness of 2.5mm. The lifting lugs are welded integrally with the tank frame, ensuring safe and reliable hoisting of the entire water tank. The lifting lugs are designed as triangular blocks with a thickness of 20mm. Beneficial effects: Due to the adoption of the above technical solution, this utility model has the following advantages and positive effects compared with the prior art: By designing the bottom mud collection hopper of the water tank into an arched structure, this utility model achieves higher rigidity and strength under hydrostatic pressure, improving the mud collection hopper's resistance to deformation. Furthermore, the improved structure of the mud collection hopper significantly reduces the need for reinforcing ribs, lowering the overall manufacturing cost and welding workload of the water tank. BRIEF DESCRIPTION OF DRAWINGS

[0004] Figure 1 is a schematic view of a high-strength arched water tank structure; Figure 2 is Figure 1 is a schematic view of an arched silt collecting hopper structure at the bottom of the water tank. The figure shows: 1, arched silt collecting hopper; 2, side plate 1; 3, side plate 2; 4, tank frame; 5, lifting lug; 1-1, flat plate; 1-2, silt discharge pipe; 1-3, bottom plate; 1-4, T-shaped rib; 1-5, 180-degree arc plate; 1-6, 90-degree arc plate. DETAILED DESCRIPTION

[0005] The present application will be further described below in connection with specific embodiments. It should be understood that these embodiments are only used to illustrate the present application and not used to limit the scope of the present application. Furthermore, it should be understood that after reading the content taught by the present application, those skilled in the art can make various modifications or changes to the present application, and these equivalent forms also fall within the scope defined by the appended claims of the present application.

[0006] The utility model discloses an implementation mode relates to a kind of high-strength arched water tank, which is welded by assembling water tank plate, and the assembling water tank includes tank frame (4), side plate one (2), side plate two (3), lifting lug (5).Side plate one (2) and side plate two (3) are welded on tank frame (4) by welding mode, and the lifting lug (5) is welded on the upper portion of tank frame (4).The assembling water tank further includes arched mud collecting hopper (1) arranged at the bottom of the water tank, which is composed of a flat plate (1-1), a mud discharge pipe (1-2), a bottom plate (1-3), a T-shaped rib (1-4), a 180-degree arc plate (1-5), and a 90-degree arc plate (1-6).Further, the assembled water tank is supported by the tank frame (4) composed of longitudinal and transverse intersecting reinforcement bars, diagonal reinforcement bars, and vertical columns.Further, the flat plate (1-1) should be designed to have an arc-shaped size corresponding to the 180-degree arc plate (1-5) and the 90-degree arc plate (1-6) that matches each other, the upper edge and the lower edge of the flat plate (1-1) are both set to have a 90-degree folded edge with a width of 30mm to 40mm, the upper edge of the flat plate (1-1) is welded to the tank frame (4), and the lower edge of the flat plate (1-1) is welded to the bottom plate (1-3).Further, the mud discharge pipe (1-2) is designed to have two rows of uniformly distributed circular holes with a diameter of 15mm to 20mm, the position of the holes is on the two planes passing through the center line of the mud discharge pipe (1-2), and the angle between the two planes is 90 degrees, and the two ends of the mud discharge pipe (1-2) are welded to the front and rear flat plates (1-1).Further, the T-shaped rib (1-4) is uniformly arranged and welded to the 180-degree arc plate (1-5) and the 90-degree arc plate (1-6) in the length direction, and the bending angle of the T-shaped rib (1-4) should be set to correspond to 180 degrees and 90 degrees.Further, the 180-degree arc plate (1-5) and the 90-degree arc plate (1-6) are connected to the bottom plate (1-3) and the flat plate (1-4) by welding, and the thickness of the 180-degree arc plate (1-5) and the 90-degree arc plate (1-6) is 3mm, wherein the cross-sectional shape of the arc plate can be designed to be circular or elliptical according to actual needs.Further, side plate one (2) and side plate two (3) are stamped from a special structure mold, and the thickness of side plate one (2) is 3mm, the thickness of side plate two (3) is 2.5mm, the width of the side plate is 1000mm, and the height is 1500mm.Further, the lifting lug (5) is welded to the tank frame (4) as a whole to realize safe and reliable hoisting of the overall water tank, and the lifting lug (5) is set to a triangular block with a thickness of 20mm, and a through hole with a diameter of 50mm is provided at the center of the triangular block.Further, the specific thickness of the 180-degree arc plate (1-5), the 90-degree arc plate (1-6), side plate one (2), side plate two (3), the flat plate (1-1), and the bottom plate (1-3) can be adjusted and optimized according to the height change of the overall water tank.Further, the structural size of the arch-shaped silt collecting hopper (1) is 6000mmx4000mmx580mm, and the structural size of the assembled box body is 6000mmx4000mmx3700mm. The foregoing description of the specific exemplary embodiments of the present application is for the purpose of illustrating and explaining the present application. The description is not intended to limit the present application to the precise forms disclosed, and it will be readily apparent to those of ordinary skill in the art that many changes and modifications can be made thereto without departing from the intended spirit and scope of the present application. The exemplary embodiments are chosen and described in order to explain the principles of the present application and its practical application to thereby enable others skilled in the art to best utilize the present application and various embodiments with various modifications as are suited to the particular use contemplated. The scope of the present application is to be defined by the claims and their equivalents.

Claims

1. A high strength arched water tank characterized in that, The assembled water tank is welded by assembling tank plates, and comprises a tank frame (4), a side plate one (2), a side plate two (3), and a lifting lug (5). The side plate one (2) and the side plate two (3) are welded on the tank frame (4) by welding, and the lifting lug (5) is welded on the top of the tank frame (4). The assembled water tank further comprises an arched mud collecting hopper (1) arranged at the bottom of the water tank, which is composed of a flat plate (1-1), a mud discharging pipe (1-2), a bottom plate (1-3), a T-shaped rib (1-4), a 180-degree arc-shaped plate (1-5), and a 90-degree arc-shaped plate (1-6).

2. A high strength arched water tank as claimed in claim 1 wherein, The assembled water tank is mainly composed of the tank frame (4) composed of longitudinal and transverse cross-pulling ribs and inclined-pulling ribs.

3. A high strength arched water tank as claimed in claim 1 wherein, The flat plate (1-1) is designed to have an arc-shaped size corresponding to the arc-shaped plates (1-5) and (1-6) and matched with each other. The upper and lower edges of the flat plate (1-1) are provided with 90-degree folded edges with a width of 30-40 mm. The upper edge of the flat plate (1-1) is welded to the tank frame (4), and the lower edge of the flat plate (1-1) is welded to the bottom plate (1-3).

4. The high strength arched water tank of claim 1, wherein, The mud discharging pipe (1-2) is provided with two rows of uniformly distributed circular holes with a diameter of 15-20 mm. The two ends of the mud discharging pipe (1-2) are welded to the front and rear flat plates (1-1).

5. The high strength arched water tank of claim 1, wherein, The T-shaped ribs (1-4) are uniformly arranged and welded to the 180-degree arc-shaped plate (1-5) and the 90-degree arc-shaped plate (1-6) in the length direction, and the bending angles of the T-shaped ribs (1-4) are set to be corresponding to 180 degrees and 90 degrees.

6. A high strength arched water tank as claimed in claim 1, wherein, The 180-degree arc-shaped plate (1-5) and the 90-degree arc-shaped plate (1-6) are connected to the bottom plate (1-3) and the flat plate (1-1) by welding. The thicknesses of the 180-degree arc-shaped plate (1-5) and the 90-degree arc-shaped plate (1-6) are both 3 mm. The cross-sectional shape of the arc-shaped plates can be designed to be circular or elliptical.

7. A high strength arched water tank as claimed in claim 1, wherein, The side plate one (2) and the side plate two (3) are stamped by a special structure mold, and the thickness of the side plate one (2) is 3 mm, and the thickness of the side plate two (3) is 2.5 mm.

8. A high strength arched water tank as claimed in claim 1, wherein, The lifting lug (5) is welded to the tank frame (4) as a whole to realize safe and reliable hoisting of the whole water tank. The lifting lug (5) is provided as a triangular block with a thickness of 20 mm.