CN213038546U

CN213038546U - Rainwater discarding device

Info

Publication number: CN213038546U
Application number: CN202020965293.8U
Authority: CN
Inventors: 张磊
Original assignee: Nanjing Jiandongyu Water Conservancy Technology Co ltd
Current assignee: Jiangsu Jiandong sponge City Technology Co.,Ltd.
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-04-23
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a class device is abandoned to rainwater relates to rainwater processing apparatus technical field, abandons class device and mix with more impurity in the preceding 2-5 mm's of the than muddy rainwater when using for solving the rainwater on the present market, but the velocity of flow of blow off pipe is slower, leads to the easy adhesion of impurity on shells inner wall to cause the corruption to shells inner wall, form the problem of the sediment of impurity simultaneously. The improved sewage treatment device is characterized in that a sewage discharge pipe is arranged at the middle position of the lower portion inside the shell, a siphon is hermetically connected to the lower portion of the sewage discharge pipe, a hydroelectric generator is arranged on one side of the sewage discharge pipe, an impeller is arranged inside the sewage discharge pipe, a water outlet pipe and a backwashing tank are arranged on one side of the shell, the backwashing tank is hermetically connected with the shell, a backwashing tank water inlet pipe is arranged at the lower end of the water outlet pipe, a submersible pump is arranged inside the backwashing tank, a backwashing pipe is installed at the water outlet end of the submersible pump, and a spray head is installed below one end of the.

Description

Rainwater discarding device

Technical Field

The utility model relates to a rainwater processing apparatus technical field specifically is a class device is abandoned to rainwater.

Background

The complete rainwater discarding is called as initial rainwater discarding and is mainly applied to a rainwater collection and utilization system. During early rainfall, the rainwater of the front 2-5 mm generally pollutes seriously, and the flow rate is smaller. When the rainwater flows through the initial stage flow discarding filter device, the rainwater is discharged through the sewage discharge pipe with the lower opening due to the action of gravity. After the rainfall increases, the pressure on the baffle increases, the floating ball positioned at the upper end of the drain pipe closes the drain pipe under the action of the pressure of the water flow, the liquid level in the barrel rises, and the rainwater flows to the water outlet after being filtered through the horizontal filter screen and is collected. After the rain stops, the floating ball automatically resets under the action of the elastic force of the spring along with the reduction of the rainwater stored in the device, and the garbage generated by filtering in the barrel is taken out, so that the functions of discarding, filtering, automatically discharging and the like of initial rainwater are realized.

At present, the rainwater discarding device on the market is mixed with more impurities in the turbid rainwater of 2-5 mm before the rainwater discarding device is used, but the water flow speed of the sewage discharge pipe is slow, so that the impurities are easily adhered to the inner wall of the shell, the corrosion is caused to the inner wall of the shell, and the precipitation of the impurities is formed at the same time, so that the rainwater discarding device is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a class device is abandoned to rainwater to propose the rainwater on the present market among the solution above-mentioned background art and abandon class device and mix with more impurity in the preceding 2-5 mm's than muddy rainwater when using, but the water velocity of blow off pipe is slower, leads to the easy adhesion of impurity on shells inner wall, thereby causes the corruption to shells inner wall, forms the problem of the sediment of impurity simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a rainwater drainage device comprises a shell, a drainage pipe is arranged in the middle position of the lower part in the shell, a siphon is hermetically connected below the sewage discharge pipe, a hydroelectric generator is arranged on one side of the sewage discharge pipe, an impeller is arranged inside the sewage discharge pipe, and the impeller is connected with the output shaft of the hydroelectric generator through a key, one side of the shell is provided with a water outlet pipe and a back washing tank, the water outlet pipe is positioned above the backwashing tank, the backwashing tank is connected with the shell in a sealing way, the lower end of the water outlet pipe is provided with a water inlet pipe of the backwashing tank, a water inlet pipe of the backwashing tank is hermetically connected with the upper end of the backwashing tank and the lower end of the water outlet pipe, a submersible pump is arranged in the backwashing tank, a backwashing pipe is arranged at the water outlet end of the submersible pump, and one end of the back flushing pipe penetrates through the back flushing tank and the shell and extends to the inside of the shell, and a spray head is installed below one end of the back flushing pipe.

Preferably, one side that the outlet pipe was kept away from to the casing is provided with the outlet pipe, the inside fixed mounting of casing has the filter screen, and the one end of outlet pipe runs through and extends to the below of filter screen, the below of outlet pipe is provided with the floater slurcam, and the lower extreme of the upper end of floater slurcam and outlet pipe passes through spring fixed connection, the below fixed mounting of floater slurcam has the floater, and the diameter of floater is greater than the latus rectum of blow off pipe.

Preferably, a storage battery is arranged on one side of the hydroelectric generator and electrically connected with the hydroelectric generator, and the storage battery is electrically connected with the submersible pump.

Preferably, one side of the upper end of the backwashing tank is provided with a backwashing tank overflow pipe, and the backwashing tank overflow pipe is connected with the water outlet pipe and the backwashing tank in a sealing way.

Preferably, the siphon includes first retaining return bend, first connection return bend, second retaining return bend, second connection return bend and drainage straight tube, first retaining return bend, first connection return bend, second retaining return bend, second connection return bend and drainage straight tube structure as an organic whole, second retaining return bend is located the below of first retaining return bend, and the length of second retaining return bend is greater than the length of first retaining return bend, first connection return bend is located between first retaining return bend and the second retaining return bend, second connection return bend is located between second retaining return bend and the drainage straight tube.

Preferably, first retaining return bend and second retaining return bend are the ascending U type structure of opening, first connection return bend and second connection return bend are the decurrent U type structure of opening, the drainage straight tube is located the below of second connection return bend, and the drainage straight tube runs through and extends to the outside of casing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the siphon, just can form the siphon effect when filling the siphon when the rainwater flows down, make the rainwater flow out fast because of the drive of pressure, solved rainwater on the market and abandoned a class device and mix with more impurity in the than muddy rainwater of preceding 2-5 mm when using, but the velocity of flow of blow off pipe is slower, leads to the easy adhesion of impurity on shells inner wall to cause the problem of corroding, form the sediment of impurity simultaneously.

2. The utility model discloses store the rainwater that the outlet pipe flowed at ordinary times at the flushing tank of the below setting of outlet pipe, when needs wash, the inside water of accessible water pump extraction spouts the inside of casing through the shower nozzle to wash the inner wall of casing, wash the filter screen simultaneously, effectually prevent that impurity from blockking up the filtration pore, thereby improve equipment's life has also avoided piling up of impurity.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the siphon according to the present invention;

fig. 3 is a partial enlarged view of the area a of the present invention.

In the figure: 1. a housing; 2. a water inlet pipe; 3. a water outlet pipe; 4. filtering with a screen; 5. a floating ball pushing plate; 6. a floating ball; 7. a blow-off pipe; 8. a siphon tube; 9. a storage battery; 10. a hydro-generator; 11. a backwash tank; 12. a submersible pump; 13. a backwash pipe; 14. a spray head; 15. a water inlet pipe of the backwashing tank; 16. backwashing the tank overflow pipe; 17. a first water storage elbow; 18. a first connecting elbow; 19. a second water storage elbow; 20. a second connecting elbow; 21. a straight drainage pipe; 22. An impeller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a rainwater discarding device comprises a shell 1, a drain pipe 7 is arranged at the middle position of the lower part in the shell 1, a siphon 8 is hermetically connected below the drain pipe 7, a hydroelectric generator 10 is arranged at one side of the drain pipe 7, an impeller 22 is arranged in the drain pipe 7, the impeller 22 rotates by the push of water flow so as to realize power generation, the impeller 22 is in key connection with an output shaft of the hydroelectric generator 10, a water outlet pipe 3 and a backwashing tank 11 are arranged at one side of the shell 1, the backwashing tank 11 is used for storing flushing water, the water outlet pipe 3 is positioned above the backwashing tank 11, the backwashing tank 11 is hermetically connected with the shell 1, a backwashing tank water inlet pipe 15 is arranged at the lower end of the water outlet pipe 3, the backwashing tank water inlet pipe 15 is hermetically connected with the upper end of the backwashing tank 11 and the lower end of the water outlet pipe 3, a submersible pump 12 is arranged in the backwashing tank 11, one end of the backwash pipe 13 penetrates the backwash tank 11 and the casing 1 and extends into the casing 1, and a nozzle 14 is mounted below the one end of the backwash pipe 13, the nozzle 14 being used to spray wash water.

Further, one side that outlet pipe 3 was kept away from to casing 1 is provided with outlet pipe 3, the inside fixed mounting of casing 1 has filter screen 4, and the one end of outlet pipe 3 runs through and extends to the below of filter screen 4, the below of outlet pipe 3 is provided with floater slurcam 5, and the upper end of floater slurcam 5 passes through spring fixed connection with the lower extreme of outlet pipe 3, the below fixed mounting of floater slurcam 5 has floater 6, and the diameter of floater 6 is greater than the latus rectum of blow off pipe 7, floater 6 can realize opening and closing of blow off pipe 7 according to the rivers size.

Further, a storage battery 9 is arranged on one side of the hydroelectric generator 10, the storage battery 9 is electrically connected with the submersible pump 12, electric energy is generated through the arrangement of the hydroelectric generator 10, and the storage battery 9 realizes the storage of the electric energy.

Further, a backwash tank overflow pipe 16 is arranged on one side of the upper end of the backwash tank 11, the backwash tank overflow pipe 16 is connected with the water outlet pipe 3 and the backwash tank 11 in a sealing mode, and water can be discharged when the water level in the backwash tank 11 is high due to the arrangement of the backwash tank overflow pipe 16, so that the pressure in the backwash tank 11 is reduced.

Further, siphon 8 includes first retaining return bend 17, first connection return bend 18, second retaining return bend 19, second connection return bend 20 and drainage straight tube 21, first retaining return bend 17, first connection return bend 18, second retaining return bend 19, second connection return bend 20 and drainage straight tube 21 structure as an organic whole, second retaining return bend 19 is located the below of first retaining return bend 17, and the length of second retaining return bend 19 is greater than the length of first retaining return bend 17, first connection return bend 18 is located between first retaining return bend 17 and the second retaining return bend 19, second connection return bend 20 is located between second retaining return bend 19 and the drainage straight tube 21, the setting of each structure has realized siphon 8 and has produced siphon efficiency.

Further, the first water storage elbow 17 and the second water storage elbow 19 are of U-shaped structures with upward openings, the first connecting elbow 18 and the second connecting elbow 20 are of U-shaped structures with downward openings, the straight drainage pipe 21 is located below the second connecting elbow 20, and the straight drainage pipe 21 penetrates and extends to the outside of the housing 1. The storage of water is achieved by the arrangement of the U-shaped structure, and the first connecting bend 18 and the second connecting bend 20 are both shorter, making it easier to achieve a siphon effect.

The working principle is as follows: when the rainwater collecting device is used, rainwater flows into the shell through the water inlet pipe 2, when the rainwater flow is small, the impact force of the rainwater is smaller than the spring force of the spring, the floating ball pushing plate 5 cannot generate displacement or small displacement, the floating ball 6 cannot block the drain pipe 7, at the moment, the rainwater enters the drain pipe 7, the impeller 22 is driven by gravity to rotate, so that the power generation of the hydroelectric generator 10 is realized, the hydroelectric generator 10 transmits electric energy to the storage battery 9 for storage, after the siphon 8 is filled with water, a siphonage phenomenon can be formed, the rainwater is pushed into the drain pipe 7 rapidly by air pressure, the impurity discharge rate can be greatly improved by the rapid flow rate, when the rainwater is large, the impact force of the rainwater is larger than the spring force of the spring, the floating ball pushing plate 5 is pushed downwards, so that the drain pipe 7 at the floating ball 6 is driven, the rainwater is collected, water flows into the water outlet pipe 3 through the filtering of the filter screen 4, the backwashing tank 11 realizes the collection of rainwater through the backwashing tank water inlet pipe 15, when the backwashing tank 11 is high in water level, the water flows into the water outlet pipe 3 again through the backwashing tank overflow pipe 16, when the backwashing is needed, the submersible pump 12 is started, the storage battery 9 provides electric energy for the submersible pump 12, the submersible pump 12 pumps water into the backwashing pipe 13, and then the water is sprayed out through the spray head 14, so that the inner wall of the shell 1 and the filter screen 4 are washed, impurities are prevented from being adhered to the water, and the service life of the equipment is prolonged.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A rainwater discarding device comprises a shell (1), and is characterized in that: a sewage discharge pipe (7) is arranged at the middle position of the lower part inside the shell (1), a siphon (8) is hermetically connected below the sewage discharge pipe (7), a hydroelectric generator (10) is arranged on one side of the sewage discharge pipe (7), an impeller (22) is arranged inside the sewage discharge pipe (7), the impeller (22) is in key connection with an output shaft of the hydroelectric generator (10), a water outlet pipe (3) and a backwashing tank (11) are arranged on one side of the shell (1), the water outlet pipe (3) is positioned above the backwashing tank (11), the backwashing tank (11) is hermetically connected with the shell (1), a backwashing tank water inlet pipe (15) is arranged at the lower end of the water outlet pipe (3), the backwashing tank water inlet pipe (15) is hermetically connected with the upper end of the backwashing tank (11) and the lower end of the water outlet pipe (3), a submersible pump (12) is arranged inside the backwashing tank (11), the water outlet end of the submersible pump (12) is provided with a back-flushing pipe (13), one end of the back-flushing pipe (13) penetrates through the back-flushing tank (11) and the shell (1) and extends to the inside of the shell (1), and a spray head (14) is arranged below one end of the back-flushing pipe (13).

2. A rainwater drainage device according to claim 1, wherein: one side that outlet pipe (3) were kept away from in casing (1) is provided with outlet pipe (3), the inside fixed mounting of casing (1) has filter screen (4), and the one end of outlet pipe (3) runs through and extends to the below of filter screen (4), the below of outlet pipe (3) is provided with floater slurcam (5), and the upper end of floater slurcam (5) passes through spring fixed connection with the lower extreme of outlet pipe (3), the below fixed mounting of floater slurcam (5) has floater (6), and the diameter of floater (6) is greater than the latus rectum of blow off pipe (7).

3. A rainwater drainage device according to claim 1, wherein: one side of the hydroelectric generator (10) is provided with a storage battery (9), the storage battery (9) is electrically connected with the hydroelectric generator (10), and the storage battery (9) is electrically connected with the submersible pump (12).

4. A rainwater drainage device according to claim 1, wherein: a back washing tank overflow pipe (16) is arranged on one side of the upper end of the back washing tank (11), and the back washing tank overflow pipe (16) is hermetically connected with the water outlet pipe (3) and the back washing tank (11).

5. A rainwater drainage device according to claim 1, wherein: siphon (8) include first retaining return bend (17), first connection return bend (18), second retaining return bend (19), second connection return bend (20) and drainage straight tube (21), first retaining return bend (17), first connection return bend (18), second retaining return bend (19), second connection return bend (20) and drainage straight tube (21) structure as an organic whole, second retaining return bend (19) are located the below of first retaining return bend (17), and the length of second retaining return bend (19) is greater than the length of first retaining return bend (17), first connection return bend (18) are located between first retaining return bend (17) and second retaining return bend (19), second connection return bend (20) are located between second retaining return bend (19) and drainage straight tube (21).

6. A rainwater flow abandoning device as claimed in claim 5, wherein: first retaining return bend (17) and second retaining return bend (19) are the ascending U type structure of opening, first connection return bend (18) and second connection return bend (20) are the decurrent U type structure of opening, drainage straight tube (21) are located the below of second connection return bend (20), and drainage straight tube (21) run through and extend to the outside of casing (1).