Water-object separation type hidden drainage structure
By setting up a separating concealed drainage structure of water collection pool, rainwater grate slope and debris storage basket below the sidewalk, the problem of debris hindering drainage when the rainfall in the southern coastal areas is high, and the convenience of road drainage and maintenance costs are achieved. The reduction.
Patent Information
- Application Number
- CN202421021151.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-12
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-12
AI Technical Summary
When the rainfall in the southern coastal areas is heavy, it is easily hindered by debris and other debris, resulting in difficulty in drainage of roads. It also occupies vehicle roads during regular cleaning, affects traffic, and is easily crushed, increasing maintenance. cost.
A separating concealed drainage structure of water and matter is designed, including a water collection pool, rainwater grate slope, leakage switch and debris carry basket under the sidewalk. The separation of rainwater and debris is achieved through the opening and closing doors and water inlet holes. The rainwater grate slope is The slope design and concave grate bar ensure that the water flows into the drainage pipe and debris fall into the basket for easy cleaning.
It has achieved effective separation of rainwater and debris without affecting pedestrian traffic, reduced road water accumulation, reduced municipal maintenance costs, kept the road clean, avoided vehicle crushing and damage, and reduced public expenses.
Smart Images
Figure CN222251590U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of municipal construction, in particular to a water-object separation concealed drainage structure. Background Art
[0002] Existing drainage facilities are inconvenient to use. There is a deep pool under the flat rainwater grate, which is easy to accumulate debris (large leaves, plastic boxes and bags, etc.), hindering the drainage function when the rainwater volume is large; the vertical rainwater grate using the curb (scientific name: shoulder, curbstone) is prone to congestion of the drain outlet, especially in the southern coastal areas where the rainwater volume is large, and debris such as dead branches and leaves rush to the rainwater drainage grate, which can easily hinder drainage and make it difficult to drain water from the road; most of the existing rainwater grates are directly designed and installed on urban roads. When they are cleaned regularly, they need to occupy the vehicle road for a long time, affecting road traffic; rainwater grates are set on urban roads and are often crushed.
[0003] It is necessary to have a drainage structure that can separate rainwater from debris, drain water in a concealed manner, not affect vehicle traffic, and reduce maintenance costs. Utility Model Content
[0004] In order to remedy the above deficiencies, the utility model provides a water-object separation concealed drainage structure, which aims to improve the problem in the prior art that debris such as dead branches and leaves rush towards the rainwater drainage grate, easily obstructing drainage and causing difficulty in draining water from roads.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a water-object separation concealed drainage structure, including a sidewalk, a frame is arranged on one side of the sidewalk, a cover plate is installed on the inner side of the frame, and lifting holes are opened at the four corners of the cover plate; a water collecting pool is arranged below the cover plate and the frame, an opening and closing door is arranged on the upper part of one side of the water collecting pool, and a plurality of water inlet holes are equidistantly arranged at the lower end of the opening and closing door; a rainwater grate is arranged inside the water collecting pool, and the upper surface of the rainwater grate corresponds to the water inlet holes; a hanging plate is arranged below the rainwater grate, and a plurality of slots are equidistantly opened on the hanging plate; a sundries lifting basket is arranged on the other side of the water collecting pool.
[0006] The two side walls of the upper part of the water collecting pool are provided with circular rings, the opening and closing door is fixedly connected to one end of a connecting rope, the connecting rope passes through the circular ring, and the other end of the connecting rope is fixedly connected to a water leakage switch.
[0007] The front section of the rainwater grate slope is designed as a plane, and its upper surface corresponds to the water inlet hole; the rear section of the rainwater grate slope is designed as a slope, and is composed of multiple grate bars with gaps; the rainwater grate slope is inclined toward the debris basket.
[0008] A grille is arranged on the top of the water leakage switch.
[0009] The front and rear sides of the lower part of the water leakage switch are provided with spare strip holes.
[0010] A water outlet hole is provided at the bottom of the water leakage switch.
[0011] A drainage outlet is provided on one side of the inner wall of the water collecting pool.
[0012] A limiting ring is fixedly connected to one side of the inner wall of the water collecting pool, a lifting rope is fixedly connected to the lower part of the opening and closing door, and the end of the lifting rope passes through the limiting ring and is fixedly connected to a weight.
[0013] The inner pool wall of the water collection pool is equidistantly fixedly connected with a plurality of limit hooks, and the limit hooks are respectively engaged with corresponding slots.
[0014] The rear section of the grate bars of the rainwater grate slope are concave grate bars.
[0015] The drain outlet is a semicircular drain hole, which is connected to the main urban drainage pipeline through a drain pipe.
[0016] The utility model has the following beneficial effects:
[0017] 1. In the utility model, the structure is arranged under the sidewalk, which does not affect the passage of pedestrians and is convenient for drainage of urban roads. On sunny days, it prevents debris from entering the drainage structure, making it easy to clean and maintain cleanliness; the road surface and sidewalk are neat and beautiful.
[0018] 2. In the utility model, no drainage outlets or rainwater grates are set on the urban roads, which is conducive to the passage of vehicles and pedestrians and prevents items from accidentally falling under the rainwater grates and causing property losses; and it is not set on urban roads to reduce the damage caused by being run over by vehicles, which is conducive to reducing municipal maintenance costs and public expenditures. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a three-dimensional diagram of a water-object separation concealed drainage structure proposed by the utility model;
[0020] Figure 2 This is a structural cross-sectional view of a water-object separation concealed drainage structure proposed by the utility model;
[0021] Figure 3 This is a partial structural breakdown diagram of a water-object separation concealed drainage structure proposed by the utility model;
[0022] Figure 4 This is a partial structural schematic diagram of a water-object separation concealed drainage structure proposed by the utility model;
[0023] Figure 5This is a partial structural explosion diagram of a water-object separation concealed drainage structure proposed by the utility model;
[0024] Figure 6 This is a partial structural cross-sectional view of a water-object separation concealed drainage structure proposed by the utility model;
[0025] Figure 7 for Figure 2 A partial enlarged schematic diagram of the middle A area;
[0026] Figure 8 This is a schematic diagram of the concave grate bars of the utility model;
[0027] Fig. 9 It is a schematic diagram of the state of the opening and closing door of the utility model after opening.
[0028] Legend:
[0029] 1. Sidewalk; 2. Cover plate; 3. Frame; 4. Lifting hole; 5. Opening and closing door; 6. Water inlet hole; 7. Drainage outlet; 8. Miscellaneous lifting basket; 9. Collection pool; 10. Rainwater grate slope; 11. Leakage switch; 12. Limiting ring; 13. Lifting rope; 14. Heavy object; 15. Water outlet hole; 16. Spare strip hole; 17. Grille; 18. Limiting hook; 19. Slot; 20. Ring; 21. Connecting rope; 22-Hanging plate; 23-Strip. DETAILED DESCRIPTION
[0030] 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.
[0031] Reference Figure 1 , Figure 5 and Figure 6The utility model provides a water-object separation concealed drainage structure, comprising a sidewalk 1, a frame 3 is arranged on one side of the sidewalk 1, a cover plate 2 is installed on the inner side of the frame 3 (a circle of flat baffles is arranged on the inner side of the frame to facilitate the placement of the cover plate; this technology belongs to the prior art), and lifting holes 4 are opened at the four corners of the top of the cover plate 2; a water collecting pool 9 is arranged below the cover plate 2 and the frame 3, an opening and closing door 5 is arranged on the upper part of one side of the water collecting pool 9, and a plurality of water inlet openings are equidistantly arranged at the lower end of the opening and closing door 5. Hole 6; a rainwater grate 10 is arranged inside the water collecting pool 9, and the upper surface of the rainwater grate corresponds to the water inlet hole 6; a hanging plate 22 is arranged below the rainwater grate 10 (the hanging plate has a certain thickness to sufficiently support the rainwater grate), and the hanging plate 22 is equidistantly provided with a plurality of card slots 19 (the card slots are in the shape of "8", with a small top and a large bottom, so as to facilitate the clamping of the limit hook); a debris basket 8 is arranged on the other side of the interior of the water collecting pool 9 (the debris basket is a debris basket with a fine mesh, and the mesh only needs to facilitate the outflow of water).
[0032] Specifically, the water collection tank 9 is arranged as a whole under the sidewalk 1, and a cover plate structure of a frame is arranged on the water collection tank; the cover plate 2 is flush with the sidewalk pavement; an opening and closing door 5 is arranged on one side of the upper part of the water collection tank; the opening and closing door 5 is connected to the frame 3 by a hinge (or other commonly used movable connection methods, as long as the opening and closing door can be opened and closed inward); the cover plate and the frame 3 are connected by a snap-fit structure, and the cover plate can be lifted by hooking the lifting hole 4 with an L-shaped hook, and then the cover plate can be pulled open by pulling; 2cm high water inlet holes 6 are equidistantly arranged at the lower part of the opening and closing door 5, each water inlet hole 6 is 1 to 2cm wide, and the diameter of the column between adjacent water inlet holes 6 is 0.5cm; a water collection tank 9 is arranged under the cover plate and the frame, and the water collection tank 9 The distance between the bottom surface and the urban road surface is ≥50cm (adjusted according to actual usage); heavy objects 14 are arranged on both sides below the opening and closing door 5 to tighten the opening and closing door 5 to prevent it from being opened by certain abnormal external forces; a rainwater grate slope 10, a leakage switch 11, and a debris basket 8 are arranged in sequence in the water collecting pool 9; the water collecting pool 9 is an integrated design, and a suitable pit is excavated under the sidewalk, and the sundries can be directly placed in the pit; a limit hook 18 is arranged on the side wall of the water collecting pool 9 (the limit hook 18 is located on the side wall of the water collecting pool below the opening and closing door), and the limit hook is clamped with a hanging plate 22 below the front end of the rainwater grate slope 10 (the limit hook cooperates with the hanging plate to fix the rainwater grate slope so that its upper surface corresponds to the water inlet hole 6); the number of limit hooks is greater than 3.
[0033] Reference Figure 1 , Figure 4 and Figure 5A ring 20 is provided on the upper side wall of the water collecting tank 9, a connecting rope 21 passes through the ring 20, one end of the connecting rope 21 is fixedly connected to the opening and closing door 5, and the other end of the connecting rope 21 is fixedly connected to the water leakage switch 11 (after the connecting rope goes down a certain length, it is divided into two strands, which are respectively fixedly connected to the two ends of the water leakage switch); a grille 17 is provided on the top of the water leakage switch 11; spare strip holes 16 are provided on the front and rear sides of the water leakage switch 11; a water outlet hole 15 is provided at the bottom of the water leakage switch 11;
[0034] Specifically, the rainwater grate slope 10 is an integrated design, and the rainwater grate slope 10 is divided into a front section and a rear section; the front section of the rainwater grate slope 10 is a flat design, which is convenient for water flow and debris to enter from the opening and closing door 5; a hanging plate 22 is arranged below the front section of the rainwater grate slope 10; the hanging plate has a plurality of hanging holes 18; the grate bars of the rear section of the rainwater grate slope 10 are arranged in a strip shape and arranged in a row, the grate bar diameter is 0.5cm to 0.7cm, the grate bar spacing is 1 to 3cm, and the grate bars of the rear section of the rainwater grate slope 10 face the debris basket 8; The grate bars at the rear section of the grate slope 10 are set to be concave grate bars (to facilitate the flow of water along the grate bars from the rear and bottom when debris sticks to the grate bars, pushing the debris to slide down and fall into the debris basket 8); the distance between the lower end of the rear section of the rainwater grate slope 10 and the debris basket 8 is 5cm to 7cm (the rear section of the rainwater grate slope is suspended above the debris basket; when the debris basket is overloaded, the debris falls into the water collection pool through a few centimeters of space, avoiding excessive accumulation of debris, crushing the rainwater grate slope, and affecting the service life of the limit hook and the hanging plate).
[0035] Reference Figure 1 , Figure 2 and Figure 3 A limit ring 12 is fixedly connected to one side of the water collection tank 9, and a lifting rope 13 is connected to the lower end of the opening and closing door 5. The lifting rope 13 passes through the limit ring 12 and is fixedly connected to a weight 14; a sundries basket 8 is installed on the right side of the inner side of the water collection tank 9;
[0036] Specifically, the leakage switch 11 is in the shape of a long funnel as a whole, with one side high and the other side low, the upper opening is an inclined rectangle, and the bottom converges to the middle to the water outlet (circular hole), the diameter of the water outlet is 1.5 cm, and the drainage volume of the water outlet 15 is less than the water inflow; it is convenient to store water for a certain period of time; two spare drainage strip holes opposite to each other are arranged at a distance above the water outlet pipe, and the strip hole size is 2 cm long × 0.2 cm wide (used for emergency drainage when the water outlet pipe is blocked, and it is convenient to close the opening and closing door); a rainwater grate slope 10 is arranged above the leakage switch 11 and the debris basket 8, and the rainwater grate slope 10 transitions from the plane of the front section to a slope of 20 to 30°, and the slope increases to 80° to 90° at the end of the slope; a grille (grate bar) is also arranged on the leakage switch 11, and the grate bar The spacing is 0.3-0.5 cm, which is used to block debris; the debris basket 8 is directly placed at the bottom of the water collection pool 9 (to prevent the debris basket from sliding, two strips 23 are set at the bottom of the water collection pool on the front and rear sides of the debris basket to confine the debris basket to a fixed area; the strip length is less than the width of the water collection pool, so that the water in the debris basket can also flow out to the drain outlet 7), and it is a certain distance away from the rear wall of the water collection pool (for later maintenance); the lower side wall of the water collection pool 9 is provided with a drain outlet 7 connected to the urban road drainage pipe (the drain outlet is a semicircular or circular drain outlet, which is connected to the main urban drainage pipe through the drain pipe); the bottom of the water collection pool 9 is set as a sloped bottom surface with a slope of 5°, facing the direction of the urban road drainage pipe; the drain outlet 7 is greater than or equal to the diameter of the urban road drainage pipe.
[0037] Working principle: This drainage structure is set on the pedestrian walkway with curbs (kerbs) as a concealed drainage structure; when there is no water on the urban road surface, the opening and closing door 5 is closed; when there is a small flow of water on the road surface, it converges from the urban road to this drainage mechanism; it flows into the leakage switch 11 from the water inlet hole 6 at the bottom of the opening and closing door 5; after the leakage switch is filled with water, the excess water will overflow into the water collection tank 9 and then enter the urban drainage pipe; when the water flow on the urban road surface becomes larger and larger, the leakage switch 11 is gradually filled with water, and the pulling force brought by the leakage switch 11 as the weight increases exceeds the weight of the weight 14 under the opening and closing door 5 and the weight of the opening and closing door 5, so that the opening and closing door 5 slowly opens to the maximum, It can make more water and objects on the road surface enter the rainwater grate slope 10, and a large amount of water on the road surface will bring the debris on the road surface into the water collection pool; at this time, the rainwater grate slope 10 separates water and debris, most of the water falls directly under the rainwater grate slope, and the debris falls into the debris basket 8 along the rainwater grate slope with a small amount of water; the debris is filtered and the road surface water is discharged in time; during regular maintenance, lift and pull the cover plate to expose the water collection pool below, lift the debris basket 8 to a certain height, cross the strip, and then drag it to the rear side close to the pool wall, avoid the grate bars of the rainwater grate slope above, and then lift the debris basket 8 upward (lift it out of the water collection pool) and then clean it; use tools to clean the debris in the water collection pool 9.
[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A water-object separation concealed drainage structure, comprising a sidewalk (1), characterized in that: A frame (3) is provided on one side of the sidewalk (1), a cover plate (2) is installed on the inner side of the frame plate (3), and lifting holes (4) are provided at four corners of the cover plate (2); a water collecting pool (9) is provided below the cover plate (2) and the frame plate (3), an opening and closing door (5) is provided on the upper part of one side of the water collecting pool (9), and a plurality of water inlet holes (6) are provided at equal intervals at the lower end of the opening and closing door (5); a rainwater grate slope (10) is provided inside the water collecting pool (9), and the upper surface of the rainwater grate slope corresponds to the water inlet holes (6); a hanging plate (22) is provided below the rainwater grate slope (10), and a plurality of slots (19) are provided on the hanging plate (22) at equal intervals; and a sundries lifting basket (8) is provided at the bottom of the water collecting pool (9).
2. The water-object separation concealed drainage structure according to claim 1, characterized in that: Rings (20) are provided on both side walls of the upper part of the water collecting pool (9); the opening and closing door (5) is fixedly connected to one end of a connecting rope (21); the connecting rope (21) passes through the rings (20); and the other end of the connecting rope (21) is fixedly connected to a water leakage switch (11).
3. The water-object separation concealed drainage structure according to claim 1, characterized in that: The front section of the rainwater grate slope is designed to be flat, and its upper surface corresponds to the water inlet hole (6); the rear section of the rainwater grate slope is designed to be sloped, and is composed of a plurality of grate bars with gaps; the rainwater grate slope (10) is inclined toward the debris basket (8).
4. The water-object separation concealed drainage structure according to claim 2, characterized in that: A grille (17) is provided on the top of the water leakage switch (11).
5. The water-object separation concealed drainage structure according to claim 2 is characterized by: Spare strip holes (16) are provided on the front and rear sides of the lower part of the water leakage switch (11).
6. The water-object separation concealed drainage structure according to claim 2, characterized in that: A water outlet hole (15) is provided at the bottom of the water leakage switch (11).
7. The water-object separation concealed drainage structure according to claim 1, characterized in that: A drainage outlet (7) is provided on one side of the inner wall of the water collecting pool (9).
8. The water-object separation concealed drainage structure according to claim 1, characterized in that: A limiting ring (12) is fixedly connected to one side of the inner wall of the water collecting pool (9), a suspension rope (13) is fixedly connected to the lower part of the opening and closing door (5), and the end of the suspension rope (13) passes through the limiting ring (12) and is fixedly connected to a weight (14).
9. The water-object separation concealed drainage structure according to claim 1, characterized in that: A plurality of limit hooks (18) are fixedly connected to the inner wall of the water collecting pool (9) at equal intervals, and the limit hooks (18) are respectively engaged with corresponding slots (19).
10. The water-object separation concealed drainage structure according to claim 1, characterized in that: The rear section of the grate bars of the rainwater grate slope are concave grate bars.