CN212317114U

CN212317114U - Catch dirty rainwater well with electricity generation function

Info

Publication number: CN212317114U
Application number: CN202020625095.7U
Authority: CN
Inventors: 杨靖; 王论伟
Original assignee: Xian Polytechnic University
Current assignee: Xian Polytechnic University
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-01-08
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a sewage intercepting catch basin with power generation function, which comprises a catch basin body and a rainwater grate covered on the mouth of the catch basin, wherein a sewage intercepting device is arranged between the rainwater grate and the catch basin body; a partition plate is fixed on the well wall below the sewage interception device through an upper convex block, and the catch basin is divided into an upper well body and a lower well body; the middle of the clapboard is provided with a through hole, and an accumulation pipeline is connected below the through hole; the drainage end of the accumulation pipeline corresponds to an impeller of the hydroelectric generator; the hydroelectric generator is connected with the storage battery pack through a lead; the bottom of the catch basin is also provided with a drain pipe. The rainwater flowing into the rainwater well is used for generating electricity, the generated electricity is stored and utilized, a small part of the electricity is used for a power supply of the control device, and most of the rest electricity can be used for street lamps, lawn lamps, mains supply and the like, so that the rainwater well can fully utilize the rainwater, resources are saved, and environmental protection and sustainable development are realized.

Description

Catch dirty rainwater well with electricity generation function

Technical Field

The utility model belongs to the technical field of the catch basin utilizes, a catch basin with electricity generation function is related to.

Background

Along with the continuous propulsion of urbanization process, the pollutant on the road surface is piled up, and when raining, a large amount of pollutant on the road surface flows into the rainwater well along with the rainwater runoff and enters the drainage pipeline, so that the problems of rainwater well garbage accumulation, drainage pipeline blockage and the like are caused, the load is increased for subsequent sewage treatment, and a large amount of water resources are wasted. Rainwater is a main source of urban water resources, and meanwhile, the rainwater contains abundant potential energy, so that how to effectively utilize the water resources to the maximum extent and reduce the waste of the water resources becomes a primary task. The existing catch basin mainly collects rainwater on a single road surface, and does not combine the rainwater with power generation, so that the comprehensive benefit maximization of the rainwater is realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sewage intercepting catch basin with the power generation function, which solves the problems that the catch basin in the prior art is easy to be accumulated by garbage and blocked by a drainage pipeline; the potential energy of the rainwater is not utilized.

The utility model adopts the technical proposal that the sewage intercepting catch basin with the power generation function comprises a catch basin body and a rainwater grate covered on the mouth of the catch basin, wherein a sewage intercepting device is arranged between the rainwater grate and the catch basin body; a partition plate is fixed on the well wall below the sewage interception device through an upper convex block, and the catch basin is divided into an upper well body and a lower well body; the middle of the clapboard is provided with a through hole, and an accumulation pipeline is connected below the through hole; the drainage end of the accumulation pipeline corresponds to an impeller of the hydroelectric generator; the hydroelectric generator is connected with the storage battery pack through a lead; the bottom of the catch basin is also provided with a drain pipe.

The sewage interception device is a box body with an opening at the top, the tops of two sides are provided with outward-turned edges, and the edges are larger than the inner diameter of the catch basin; two side walls of the sewage interception device are provided with grooves for accommodating the filter bodies; the filtering body is a mixture of pebbles, gravels and active carbon; the bottom of the sewage interception device is provided with filter holes which are arranged at intervals in an array manner; a sharp nail is arranged between the adjacent filtering holes; handle holes are also arranged on two side walls of the sewage interception device adjacent to the edge.

An overflow pipe is arranged on the side wall of the catch basin between the bottom of the sewage interception device and the partition plate; the valve is installed at the water discharge end of the overflow pipe and is composed of two opposite-nature permanent magnetic sheets.

A water level sensor is also arranged on the side wall of the catch basin between the bottom of the sewage interception device and the partition plate; the height of the water level sensor is less than that of the overflow pipe.

The accumulation pipeline comprises a water conduit and a siphon pipe, and the diameter of the siphon pipe is smaller than that of the water conduit; one end of the water conduit is communicated with the upper well body through a partition plate, and the other end of the water conduit is funnel-shaped and is connected with one end of the siphon pipe; the other end of the siphon is a water outlet end which is funnel-shaped and corresponds to the impeller.

The water outlet end of the siphon is also provided with an electromagnetic valve; the siphon is fixed through the fixed plate, and the fixed plate passes through protruding piece down and installs on the well body lateral wall.

The thickness of the contact part of the partition board and the well wall is larger than that of the central through hole.

The hydroelectric generator is an oblique impact type hydroelectric generator, and the hydroelectric generator and the drain pipe have a certain vertical height.

The storage battery pack is also connected with a control device; the control device comprises a PLC controller, a water level sensing module connected with the PLC controller and a valve switch module; the water level sensing module is connected with the water level sensor; the valve switch module is connected with the electromagnetic valve; the power switch is connected with the PLC, and the power switch supplies power to the outside through the power generation power line after being connected with the power generation voltmeter and the power generation ammeter.

The lead is installed by slotting the side wall of the catch basin and laying the lead in the well wall through a hidden pipe.

The utility model has the advantages that:

1. the utility model discloses on traditional catch basin's basis, add and cut dirty device, can filter initial rainwater, get rid of impurity such as the suspended solid in the initial rainwater, play effectual purification effect to the initial rainwater to reduced the pollution of initial rainwater, cut simultaneously and be equipped with a plurality of sharp nails between the filtration pore in the dirty device, can prevent that massive impurity from directly plugging up the filtration pore, influence the filter effect.

2. The siphon can indirectly utilize the pressure of air to further increase the flow velocity of rainwater, and the water outlet of the water conduit is in a funnel shape with a large upper part and a small lower part, so that the flow velocity of water can be increased, the impact force is further increased, and the rotating speed of an impeller of the hydroelectric generator is favorably improved.

3. The utility model discloses can utilize the rainwater that flows in the rainwater well to generate electricity under PLC system control to can store the electricity generation and utilize, wherein the small part electric energy is used for controlling means's power, remaining most electric energy can be used for street lamp, lawn lamp and insert commercial power etc. makes rainwater well make full use of, thereby has saved the resource, has realized environmental protection and sustainable development.

Drawings

FIG. 1 is a schematic view of the whole structure of a catch sewage catch basin with power generation function of the present invention;

FIG. 2 is a schematic structural view of a sewage intercepting device in a sewage intercepting catch basin with a power generation function of the present invention;

fig. 3 is a schematic structural view of a control device in a sewage intercepting catch well with a power generation function of the present invention.

In the figure, 1, a rainwater grate, 2, a rainwater well, 3, a sewage interception device, 4, a filter body, 5, an upper well body, 6, an overflow pipe, 7, a valve, 8, a water level sensor, 9, a partition plate, 10, an upper lug, 11, a lower well body, 12, a water guide pipe, 13, a siphon pipe, 14, a fixing plate, 15, a lower lug, 16, an electromagnetic valve, 17, a water outlet, 18, an impeller, 19, a hydroelectric generator, 20, a support frame, 21, a lead, 22, a storage battery pack, 23, a drain pipe, 24, a filter hole, 25, a tip nail, 26, a handle hole, 27, a control device, 28, a power generation power line, 29, a power generation voltmeter, 30, a power generation ammeter, 31, a PLC (programmable logic controller), 32, a power switch, 33, a water level sensing module, 34 and a valve switch module are arranged.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in figure 1, the sewage intercepting catch basin with the power generation function comprises a catch basin 2 body and a rainwater grate 1 covering the wellhead of the catch basin 2, wherein a sewage intercepting device 3 is arranged between the rainwater grate 1 and the catch basin 2 body; a partition plate 9 is fixed on the well wall below the sewage interception device 3 through an upper convex block 10, and the catch basin 2 is divided into an upper well body 5 and a lower well body 11; a through hole is arranged in the middle of the partition plate 9, and an accumulation pipeline is connected below the through hole; the discharge end of the accumulation pipeline corresponds to the impeller 18 of the hydroelectric generator 19; the hydroelectric generator 19 is connected with a storage battery pack 22 through a lead 21; the catch basin 2 is also provided with a drain 23 at the bottom.

As shown in fig. 2, the sewage interception device 3 is a box body with an opening at the top, the tops of two sides are provided with outward-turned edges, the edges are larger than the inner diameter of the catch basin 2, and the sewage interception device 3 is fixed after the rainwater grate 1 is covered; two side walls of the sewage interception device 3 are provided with grooves for accommodating the filter bodies 4; the filter body 4 is a mixture of pebbles, gravels and active carbon; the bottom of the sewage interception device 3 is provided with filter holes 24 which are arranged at intervals in an array manner; a sharp nail 25 is arranged between the adjacent filtering holes 24, and the sharp nail 25 can prevent large impurities from directly blocking the filtering holes 24 to influence the filtering effect; handle holes 26 are further formed in the two side walls, adjacent to the edges, of the sewage interception device 3, and the sewage interception device 3 can be taken out periodically through the handle holes 26 so as to clean garbage in the sewage interception device 3 and replace the filter body 4.

An overflow pipe 6 is arranged on the side wall of the catch basin 2 between the bottom of the sewage interception device 3 and the partition plate 9; and a valve 7 is arranged at the drainage end of the overflow pipe 6, and the valve 7 is two opposite-nature permanent magnetic sheets.

A water level sensor 8 is also arranged on the side wall of the catch basin 2 between the bottom of the sewage interception device 3 and the partition plate 9; the height of the water level sensor 8 is smaller than that of the overflow pipe 6, the water level sensor 8 is used for sensing the height of the water level, and after the preset water level is reached, the electromagnetic valve 16 is opened to generate electricity.

The accumulation pipeline comprises a water conduit 12 and a siphon pipe 13, and the diameter of the siphon pipe 13 is smaller than that of the water conduit 12; one end of the water conduit 12 is communicated with the upper well body 5 through a clapboard 9, and the other end is funnel-shaped and is connected with one end of a siphon 13; the other end of the siphon 13 is a water outlet end, and is funnel-shaped and corresponds to the impeller 18.

The water outlet end of the siphon 13 is also provided with an electromagnetic valve 16; siphon 13 is fixed through fixed plate 14, and fixed plate 14 passes through lug 15 and installs on well body 11 lateral wall down, and fixed plate 14 is the PP plastic slab, has mechanical strength height, and is corrosion-resistant, long service life's advantage.

The solenoid valve 16 and the hydro-generator 19 are provided with protective jackets on the outside to prevent water ingress.

The thickness of the contact part of the partition plate 9 and the well wall is larger than that of the central through hole, so that the falling speed of the stored rainwater is increased.

The hydroelectric generator 19 is an oblique impact type hydroelectric generator, and the hydroelectric generator 19 and the drain pipe 23 have a certain vertical height.

As shown in fig. 3, the battery pack 22 is further connected to a control device 27; the control device 27 comprises a PLC 31, a water level sensing module 33 connected with the PLC, and a valve switch module 34; the water level sensing module 33 is connected with the water level sensor 8; the valve switch module 34 is connected with the electromagnetic valve 16; the power switch 32 is connected to the PLC controller 31, and supplies power to the outside through the power generation power line 28 after the power generation voltmeter 29 and the power generation ammeter 30 are connected.

The principle of the utility model is that: the bottom wall of the sewage interception device 3 is provided with a plurality of filtering holes 24, a plurality of sharp nails 25 are arranged among the filtering holes 24, the sharp nails 25 can prevent massive impurities from directly blocking the filtering holes 24 to influence the filtering effect, and the filtering body 4 in the sewage interception device 3 is a mixture of pebbles, gravels and activated carbon, can filter initial rainwater, remove impurities such as suspended matters in the initial rainwater, effectively purify the initial rainwater, can perform long-term uninterrupted stable treatment, and has low cost and low energy consumption; when the water amount in the catch basin 2 is excessive, the valve 7 is opened under enough pressure, at the moment, the water in the catch basin 2 is discharged from the overflow pipe 6, and when the water in the catch basin 2 is less, the two opposite pole pieces of the valve 7 are closed under the action of magnetic force; rainwater flows out of the water outlet 17 through the water conduit 12 and the siphon pipe 13, the rainwater impacts the impeller 18 at high speed to drive the impeller 18 to rotate, kinetic energy is converted into electric energy through the hydroelectric generator 19, and the electric energy is stored in the storage battery pack 22.

The siphon 13 can indirectly use the pressure of the air to further increase the flow rate of the rainwater, and the working principle of the siphon 13 is as follows: once full pipe flow is formed, the middle water pipe is higher than the water inlet and the water outlet, so that water can be pressed to the water outlet under the pressure of air because the middle water pipe is higher than the water inlet, and the pressure of the air is far higher than the potential energy of rainwater, so that the flow rate of the rainwater can be further increased. Since the diameter of the water conduit 12 above the siphon tube 13 is greater than the diameters of the water conduit 12 below the siphon tube 13 and the siphon tube 13, the water supply flow rate at the inlet of the siphon tube 13 and the water flow rate and flow velocity at the outlet 17 of the water conduit 12 can be ensured. The water outlet 17 of the water conduit 12 is funnel-shaped with a large upper part and a small lower part, which can also increase the flow velocity of water, further increase the impact force and is beneficial to improving the rotating speed of the impeller 18 of the hydroelectric generator 19.

Under the control of the PLC 31, the rainwater flowing into the rainwater well 2 is utilized to generate electricity, and the generated electricity is stored and used for street lamps, lawn lamps, mains supply and the like, so that the rainwater can be fully utilized by the rainwater well 2, resources are saved, and environmental protection and sustainable development are realized.

The PLC 31 also senses the water level of the upper well body 5 through the water level sensor 8, stops water discharging and power generation when the water level is too low, closes the water outlet of the water conduit 12 through the electromagnetic valve 16, and opens the water outlet of the water conduit 12 through the electromagnetic valve 16 to start water discharging and power generation when the water level reaches the power generation water level.

Claims

1. A sewage intercepting catch basin with a power generation function comprises a catch basin (2) body and a rainwater grate (1) covered on a well mouth of the catch basin (2), and is characterized in that a sewage intercepting device (3) is arranged between the rainwater grate (1) and the catch basin (2) body; a partition plate (9) is fixed on the well wall below the sewage interception device (3) through an upper bump (10), and the catch basin (2) is divided into an upper well body (5) and a lower well body (11); a through hole is arranged in the middle of the partition plate (9), and an accumulation pipeline is connected below the through hole; the drainage end of the accumulation pipeline corresponds to an impeller (18) of a hydroelectric generator (19); the hydroelectric generator (19) is connected with a storage battery pack (22) through a lead (21); the bottom of the catch basin (2) is also provided with a drain pipe (23).

2. The catch sewage trap with power generation function according to claim 1, wherein the catch sewage device (3) is a box body with an open top, the top of both sides is provided with an outward turned edge, and the edge is larger than the inner diameter of the catch sewage trap (2); two side walls of the sewage interception device (3) are provided with grooves for accommodating the filter body (4); the filter body (4) is a mixture of pebbles, sand stones and active carbon; the bottom of the sewage interception device (3) is provided with filter holes (24) which are arranged at intervals in an array manner; a sharp nail (25) is arranged between the adjacent filtering holes (24); handle holes (26) are also arranged on the two side walls adjacent to the edge.

3. A catch gully having power generation function according to claim 1, wherein an overflow pipe (6) is installed on the sidewall of the catch gully (2) between the bottom of the catch basin (3) and the partition (9); and a valve (7) is installed at the water discharge end of the overflow pipe (6), and the valve (7) is two opposite-nature permanent magnetic sheets.

4. A catch gully with power generation function according to claim 3, wherein a water level sensor (8) is further installed on the sidewall of the catch gully (2) between the bottom of the catch basin (3) and the partition (9); the height of the water level sensor (8) is less than that of the overflow pipe (6).

5. A catch gully having power generation function according to claim 1, wherein the accumulation pipe comprises a water conduit (12) and a siphon (13), the diameter of the siphon (13) is smaller than the diameter of the water conduit (12); one end of the water conduit (12) is communicated with the upper well body (5) through a partition plate (9), and the other end is funnel-shaped and is connected with one end of a siphon pipe (13); the other end of the siphon (13) is a water outlet end which is funnel-shaped and corresponds to the impeller (18).

6. The catch gully with power generation function as claimed in claim 5, wherein the water outlet end of said siphon (13) is further installed with an electromagnetic valve (16); the siphon (13) is fixed by a fixing plate (14), and the fixing plate (14) is arranged on the side wall of the lower well body (11) through a lower convex block (15).

7. The catch gully with electricity generating function as claimed in claim 1, wherein the thickness of the partition (9) contacting the gully wall is larger than that of the central through hole.

8. A catch basin with electricity generation according to claim 1, characterized in that the hydroelectric generator (19) is a slant blast hydroelectric generator and the hydroelectric generator (19) is at a vertical height with respect to the drain pipe (23).

9. A catch basin with electricity generation according to claim 1, characterized in that the battery pack (22) is further connected with a control device (27); the control device (27) comprises a PLC (programmable logic controller) (31), a water level sensing module (33) connected with the PLC, and a valve switch module (34); the water level sensing module (33) is connected with the water level sensor (8); the valve switch module (34) is connected with the electromagnetic valve (16); the power switch (32) is connected with the PLC (31), and supplies power to the outside through a power generation power line (28) after the power generation voltmeter (29) and the power generation ammeter (30) are switched on.

10. The catch basin with power generation function according to claim 1, characterized in that the wires (21) are installed by slotting the side wall of the catch basin (2) and laying in the well wall through hidden pipes.