Large-opening well with water supply device
By installing the water pump motor assembly and a three-stage filter layer on the bottom plate of the large well, the problem of low elevation of the large well is solved, and effective water supply to high-level water users is achieved. The structure is simple and the water supply effect is good.
Patent Information
- Application Number
- CN202422423166.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-09
- Publication Date
- 2025-07-29
- Estimated Expiration
- 2034-10-09
AI Technical Summary
The high well has a low elevation and cannot meet the water supply needs of high-level water users.
The water pump motor assembly is installed on the large well bottom plate, and the water pump motor assembly is connected through steel straight pipes, elbows, waterproof casings and reducer pipes, and combined with the three-stage reverse filter layer to achieve secondary pressurized water supply.
It has achieved effective water supply to high-level water users, with a simple structure and good water supply effect.
Smart Images
Figure CN223163966U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of water supply devices, and more specifically to a large well with a water supply device. Background Art
[0002] A large well, also known as a wide well, refers to a cylindrical hole perpendicular to the ground for collecting groundwater from shallow or shallowly buried aquifers.
[0003] Currently, large wells are generally used as primary water supply equipment for surface water sources for rural drinking water in mountainous areas, flowing by gravity to water users. However, due to the relatively low elevation of large wells, when it is lower than the elevation of the highest water-using household, the needs of these high-water-using households cannot be met.
[0004] Therefore, there is an urgent need for a large well with a water supply device to meet the water supply for villagers in different locations. Summary of the Utility Model
[0005] The technical problem to be solved by the utility model is to provide a large well with a water supply device to solve the problems in the background art.
[0006] To solve the above technical problems, the following technical solutions are adopted in the utility model.
[0007] A large well with a water supply device includes a cylindrical well body; the well body includes a circular bottom plate located at the bottom, the edge of the bottom plate is connected to a vertically arranged well wall, and a cover plate cooperating with the well wall is arranged at the top of the well body; a base is arranged at the edge of the upper end surface of the bottom plate, and a water supply device is arranged on the base; the water supply device includes a water pump motor assembly arranged on the base, the water outlet of the water pump motor assembly is connected to a vertically arranged steel straight pipe through a flange, and the other end of the steel straight pipe is connected to an elbow; the elbow is communicated with a horizontally arranged waterproof sleeve, and the other end of the waterproof sleeve is connected to a reducing pipe through a flange; the reducing pipe is connected with a flange joint, and the flange joint is connected to a water pipe through a flange; the periphery of the part of the well body located underground is wrapped with a three-stage filter layer.
[0008] Further optimizing the technical solution, the bottom plate is a M10 mortar masonry stone bottom plate composed of mortar masonry stones and 0.5 m thick.
[0009] Further optimizing the technical solution, the well wall is alternately built with dry masonry stones and mortar masonry stones.
[0010] Further optimizing the technical solution, the cover plate is a precast C25 concrete cover plate with a thickness of 0.2 m, and main and secondary reinforced concrete beams are arranged under the cover plate; an access hole and a maintenance hole with a size of 0.7 m are reserved on the cover plate, and a manhole cover made of steel fiber concrete and having an anti-theft function is arranged.
[0011] Further optimizing the technical solution, a check valve is arranged on the steel straight pipe.
[0012] Further optimize the technical solution, and a vertical steel ladder is arranged inside the well wall.
[0013] Further optimize the technical solution, and the three - level filter layer includes three concentric filter layers. The outermost layer is a coarse sand layer composed of coarse sand with a particle size of 5 - 10 mm and a thickness of 20 cm; the middle layer is a gravel layer composed of gravel with a particle size of 10 - 20 mm and a thickness of 30 cm; the innermost layer is a pebble layer composed of pebbles with a particle size of 20 - 50 mm and a thickness of 30 cm.
[0014] Due to the adoption of the above - mentioned technical solution, the technical progress achieved by the present utility model is as follows.
[0015] A large - diameter well with a water supply device provided by the present utility model installs a concrete water pump base on the bottom plate of the large - diameter well, and installs a water supply device on the base for secondary pressurization, solving the problem that the water use of some residents is affected because the elevation of the large - diameter well is lower than the elevation of the highest - elevation water - using household. The present utility model has the advantages of simple structure and good water supply effect. Brief Description of the Drawings
[0016] Figure 1 is a schematic structural diagram of the present utility model;
[0017] Among them: 1. Water pump motor assembly, 2. Well body, 3. Elbow, 4. Reducing pipe, 5. Steel ladder, 6. Flange joint, 7. Waterproof sleeve, 8. Steel straight pipe, 9. Check valve, 10. Cover plate, 101. Inspection hole, 102. Manhole, 103. Manhole cover, 12. Base, 13. Three - level filter layer, 131. Coarse sand layer, 132. Gravel layer, 133. Pebble layer, 14. Bottom plate. Detailed Description of the Preferred Embodiment
[0018] The present utility model will be further described in detail below in conjunction with the drawings and specific embodiments.
[0019] A large - diameter well with a water supply device, as shown in combination with Figure 1 includes a water pump motor assembly 1, a well body 2, an elbow 3, a reducing pipe 4, a steel ladder 5, a flange joint 6, a waterproof sleeve 7, a steel straight pipe 8, a check valve 9, a cover plate 10, a base 12, a three - level filter layer 13, and a bottom plate 14. The cover plate 10 is provided with an inspection hole 101, a manhole 102, and a manhole cover 103; the three - level filter layer 13 includes a coarse sand layer 131, a gravel layer 132, and a pebble layer 133.
[0020] The well body 2 is cylindrical, and the well body 2 includes a bottom - located circular bottom plate 14, and the bottom plate 14 is a M10 mortar - laid stone bottom plate 14 composed of mortar - laid dressed stones with a thickness of 0.5 m.
[0021] The edge of the bottom plate 14 is connected to a vertically arranged well wall, which is alternately built with dry-laid stones and mortar-laid stones, and the part of the well wall close to the ground to the well edge is built with mortar-laid stones.
[0022] At the top of the well body 2, a cover plate 10 is provided that mates with the well wall. The cover plate 10 is a precast C25 concrete cover plate 10 with a thickness of 0.2 m, and there are main and secondary reinforced concrete beams under the cover plate 10. An access hole 102 and a maintenance hole 101 with a diameter of 0.7 m are reserved on the cover plate 10, and the maintenance hole is located above the water supply device. In the middle of the cover plate, there is a manhole cover made of steel fiber concrete with anti-theft function, and the maintenance hole and the access hole are located on both sides of the manhole cover respectively.
[0023] At the edge of the upper end surface of the bottom plate 14, a pedestal 12 is provided, and a water supply device is arranged on the pedestal 12. The water supply device includes a water pump motor assembly 1 arranged on the pedestal 12, and the position of the water pump motor assembly 1 is also the lowest operating water level. The water outlet of the water pump motor assembly 1 is connected to a vertically arranged steel straight pipe 8 through a flange, and a check valve is arranged on the steel straight pipe 8. The other end of the steel straight pipe 8 is connected to an elbow 3, and the elbow 3 is a steel 90° elbow. The elbow 3 is connected to a horizontally arranged waterproof sleeve 7, and the other end of the waterproof sleeve 7 is connected to a reducing pipe 4 through a flange. The reducing pipe 4 is connected with a flange joint 6, and the flange joint 6 is connected to a PE water pipe through a flange.
[0024] The periphery of the part of the well body 2 located underground is wrapped with a three-stage filter layer 13; the three-stage filter layer 13 includes three concentric filter layers, namely a coarse sand layer 131, a gravel layer 132, and a pebble layer 133. The outermost layer is a coarse sand layer 131 composed of coarse sand with a particle size of 5 - 10 mm and a thickness of 20 cm. The middle layer is a gravel layer 132 composed of gravel with a particle size of 10 - 20 mm and a thickness of 30 cm. The inner layer is a pebble layer 133 composed of pebbles with a particle size of 20 - 50 mm and a thickness of 30 cm.
[0025] A vertically arranged steel ladder 5 is arranged inside the well wall, and the steel ladder is located below the access hole to facilitate personnel to enter the well body.
[0026] When the utility model is actually used, water flows through the coarse sand layer 131, the gravel layer 132, and the pebble layer 133 in sequence, and then enters the well body through the well wall. The water pump motor assembly pumps the water above the lowest operating water level in the well body into the steel straight pipe, and after passing through the elbow, the waterproof sleeve, and the reducing pipe, it enters the PE water pipe connected to the water user. The water supply device can be regularly maintained through the maintenance hole. When it is necessary to carry out underground maintenance, personnel can enter through the access hole and then climb the steel ladder to enter the well.
Claims
1. A large well with a water supply device, characterized in that: It includes a cylindrical well body (2); the well body (2) includes a circular bottom plate (14) located at the bottom, the edge of the bottom plate (14) is connected to a vertically arranged well wall, and a cover plate (10) matching the well wall is arranged at the top of the well body (2); a base (12) is arranged at the edge of the upper end surface of the bottom plate (14), and a water supply device is arranged on the base (12); the water supply device includes a pump motor assembly (1) arranged on the base (12), the water outlet of the pump motor assembly (1) is connected to a vertically arranged steel straight pipe (8) through a flange, and the other end of the steel straight pipe (8) is connected to an elbow (3); the elbow (3) is communicated with a horizontally arranged waterproof sleeve (7), and the other end of the waterproof sleeve (7) is connected to a reducing pipe (4) through a flange; the reducing pipe (4) is connected with a flange joint (6), and the flange joint (6) is connected to a water pipe through a flange; the periphery of the part of the well body (2) located underground is wrapped with a three - level filter layer (13).
2. The large well with a water supply device according to claim 1, characterized in that: The bottom plate (14) is a M10 mortar - laid stone bottom plate composed of mortar - laid dressed stones with a thickness of 0.5m.
3. A large well with a water supply device according to claim 2, characterized in that: The well wall is alternately built with dry - laid stones and mortar - laid stones.
4. The large-diameter well with a water supply device according to claim 3, characterized in that: The cover plate (10) is a precast C25 concrete cover plate with a thickness of 0.2m, and main and secondary reinforced concrete beams are arranged under the cover plate (10); an access hole (102) with a size of 0.7m and a maintenance hole (101) are reserved on the cover plate (10), and a manhole cover made of steel fiber concrete with anti - theft function is provided.
5. A large well with a water supply device according to claim 1, characterized in that: A check valve (9) is arranged on the steel straight pipe (8).
6. The large well with a water supply device according to claim 1, characterized in that: A vertically arranged steel ladder (5) is arranged inside the well wall.
7. The large well with a water supply device according to claim 1, characterized in that: The three - level filter layer (13) includes three concentric filter layers. The outermost layer is a coarse sand layer (131) composed of coarse sand with a particle size of 5 - 10mm and a thickness of 20cm; the middle layer is a gravel layer (132) composed of gravel with a particle size of 10 - 20mm and a thickness of 30cm; the inner layer is a pebble layer (133) composed of pebbles with a particle size of 20 - 50mm and a thickness of 30cm.