CN115445313A - A self-cleaning municipal pipeline sewage purification treatment device - Google Patents

Abstract

The invention relates to a self-cleaning municipal pipeline sewage purification treatment device, which includes a treatment chamber, a grid plate, a filter screen, a drainage channel and a water wheel. The treatment chamber is a circular hollow structure, and a water inlet is arranged on its upper part. A filter screen is arranged at the bottom of the processing chamber, and a transfer shaft is arranged in the middle of the processing chamber. The array of grid plates is evenly distributed on the transfer shaft. The part close to the cleaning brush is provided with a temporary water distribution body, the drainage channel is arranged at the bottom of the filter screen, and the filtered clean water enters the drainage channel, and a water wheel chamber is arranged in the drainage channel, and a water wheel is arranged for rotating in the water wheel chamber, and the rotating shaft of the water wheel It is connected with the transmission shaft of the intermediate shaft. The structure of the present invention is novel. It drives the rotation of the intermediate shaft by means of the kinetic energy and potential energy of the water in the process of processing, and can drive the cleaning structure to continuously clean the filter screen without an additional driving structure, avoiding the need for filtration. Net blockage, sustainable sewage treatment.

Description

A self-cleaning municipal pipeline sewage purification treatment device

technical field

The invention relates to the technical field of sewage treatment, in particular to a self-cleaning municipal pipeline sewage purification treatment device.

Background technique

Sewage treatment refers to the process of purifying sewage to meet the water quality requirements of being discharged into a certain water body or reused. Municipal sewage is directly discharged into municipal sewage pipes. Sewage often contains a large amount of solid impurities, which will accumulate in municipal sewage for a long time In the pipeline, the sewage discharge is not smooth.

In the process of sewage treatment by the existing sewage purification treatment device of the municipal sewage pipe network, on the one hand, debris or silt in the sewage is easy to block the filter screen, so it needs to be replaced frequently, thereby affecting the treatment efficiency.

In the existing technology, such as the utility model patent No. 2020225269707, it discloses a sewage purification treatment device for a municipal sewage pipe network, including a sewage treatment tank, and a through hole is opened on the upper surface of the sewage treatment tank. A sewage pipe is fixedly installed on the inner wall of the through hole, an opening is provided on the right side of the sewage treatment tank, a collection frame is fixedly installed on the inner wall of the opening, and a limit net is fixedly installed on the inner wall of the collection frame. The inner wall of the sewage treatment box is respectively fixed with an inclined filter plate and a filter net box, and activated carbon particles are arranged inside the filter net box. The sewage purification treatment device of the municipal sewage pipe network, through the installation of inclined filter plates, collection frames, limit nets, sewage pipes and sewage valves, enables the sewage purification treatment device of the municipal sewage pipe network to process sewage. It can make the silt and other sundries in the sewage enter the collection frame through the inclined filter plate. This structure only adopts the inclined method, and some impurities will still block the mesh and cause congestion. Based on this, a self-cleaning municipal pipeline is studied. Sewage purification treatment device is necessary.

Contents of the invention

In view of this, the object of the present invention is to provide a self-cleaning sewage purification treatment device for municipal pipelines, which effectively solves the problems of the existing sewage purification equipment with complex structure and easy blockage of the filter screen.

In order to achieve the above object, the technical solution adopted in the present invention is: a self-cleaning sewage purification treatment device for municipal pipelines, characterized in that it includes a treatment chamber, a grid plate, a filter screen, a drainage channel and a water wheel, and the treatment chamber It is a circular hollow structure with a water inlet on its upper part, a filter screen on the bottom of the processing chamber, and a transfer shaft in the middle of the processing chamber. The array of grid plates is evenly distributed on the transfer shaft. The front end of the plate is provided with a cleaning brush that can be attached to the wall of the treatment chamber, and a temporary water distribution body is provided on the part of the grid plate close to the cleaning brush. The opening of the temporary water distribution body is opposite to the rotation direction of the rotating shaft. A discharge port is provided, and the drainage channel is arranged at the bottom of the filter screen, and the filtered water enters the drainage channel, and a water wheel chamber is arranged in the drainage channel, and a water wheel is installed in the water wheel chamber, and the rotating shaft of the water wheel is in contact with the middle Shaft drive connection.

Further, the intermediate shaft is rotatably arranged on both side walls of the processing chamber and extends out of the processing chamber, the rotating shaft of the water wheel extends out of the water wheel chamber, and the rotating shaft and intermediate shaft of the water wheel pass through the gear box and the belt Drive connection.

Further, there are three grid plates, the water inlet is arranged in the first quadrant of the treatment chamber, the filter screen is in the bottom of the treatment chamber, and the outlet occupies the second and third quadrants of the treatment chamber.

Further, the grid plate includes an outer frame, a horizontal frame and a net plate, the horizontal frame is fixed inside the outer frame, and the outer frame is divided into an outer counterweight area and an inner net plate area, and the temporary water distribution The body is arranged in the counterweight area, and the net plate is arranged in the net plate area.

Further, the temporary water distribution body is a hollow container structure, and the temporary water distribution body can receive sewage at the water inlet, so that the outer end of the corresponding grid plate is counterweighted.

Further, the lower part of the filter screen is provided with a guide segment, and the guide segment is a structure with a large upper part and a smaller lower part.

Further, the drainage channel is an inclined downward structure.

Further, the lower part of the feed inlet is hinged with a water baffle, and the water baffle can contact the grid plate through the water inlet to reduce the water inlet, and when the grid plate crosses the water baffle, the water inlet can be enlarged Further, a top block is arranged on the grid plate, and when the grid plate passes the water barrier, the top block is in contact with the water barrier.

Further, a limit block is provided at the drain outlet, a support is provided on the grid plate, a pendulum plate is hinged on the support, and a tension spring is provided on the rear side of the pendulum plate. There is a drive block on the top, when the grid plate passes the limit block, the drive block contacts with the limit block, driving the pendulum plate to swing, and after the pendulum plate passes the limit block, the pendulum plate resets under the action of the tension spring.

The beneficial effect of the above-mentioned technical solution is: for the existing sewage cleaning structure is complicated, it generally needs to add extra power to drive when cleaning the filter screen, which is inconvenient to maintain and has limitations in implementation. Based on this, the present invention provides a The device that drives the cleaning structure to rotate by means of the kinetic energy of the water body can drive the cleaning brush to rotate without adding additional power, and clean the arc-shaped filter screen. In terms of the collection of water kinetic energy, the present invention starts from two aspects, One is to collect kinetic energy through the kinetic energy entering the treatment chamber, and the other is to collect kinetic energy through the filtered water flow, and the two parts are collected and connected through the transmission structure to realize unpowered filter cleaning.

Structurally, the present invention arranges the water inlet in the first quadrant of the circular treatment chamber, and its water inlet can directly impact on the grid plate and drive it to rotate clockwise. In order to further improve the collection capacity here, the present invention The invention provides a temporary water distribution body on the grid plate, where the temporary water distribution body can receive water and increase the gravity of the outer end of the grid plate, thereby driving the grid plate to rotate. After the temporary water distribution body rotates to a certain angle, the water in it It will be discharged from both sides or the upper part; in a further structure, the present invention is provided with a water barrier structure at the water inlet, which can make the water inlet accumulate water source, so that the enhanced effect of the water inlet stage is on the grid plate, which improves the The strength of the impact of the water body.

At the same time, the grid plate of the present invention is provided with a wobble plate, and the structure of the wobble plate can cooperate with the limit block with the rotation of the grid plate, so that the wobble plate can swing outwards, and the sundries accumulated in the lower part of the grid plate can be cleaned into the discharge port to avoid its retention. On the grid plate, the continuous cleaning of the filter screen is realized by using the combination of the swing plate and the cleaning brush.

At the same time, the present invention sets the drain channel as an inclined structure, and the filtered water flows down naturally through the drain channel, and drives the water wheel to rotate, and the water wheel transfers the collected kinetic energy to the gear box, and the gear box drives the intermediate shaft at an appropriate speed after being converted. turn.

Therefore, the present invention has a novel structure, by means of the kinetic energy and potential energy of the water in the process of treatment to drive the intermediate shaft to rotate, and the cleaning structure can be driven to continuously clean the filter screen without an additional drive structure, avoiding the clogging of the filter screen , sustainable sewage treatment, high work efficiency, provides people with a self-cleaning sewage treatment device, has greater social and economic benefits, and is a major innovation in municipal sewage treatment.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a schematic diagram of the internal structure of the present invention;

Fig. 3 is the structural representation of grid plate and intermediate shaft;

Fig. 4 is the front view of Fig. 3;

Fig. 5 is a side view of Fig. 3;

Fig. 6 is another kind of structural representation of the present invention;

Fig. 7 is another state diagram of Fig. 6;

Fig. 8 is a schematic diagram of the transmission connection structure of the water wheel shaft and the intermediate shaft;

Figure 9 is a schematic structural view of the pendulum;

FIG. 10 is an enlarged view at A in FIG. 9 .

Reference numerals: 1 is a treatment chamber, 2 is a water inlet, 3 is a transfer shaft, 4 is a grid plate, 41 is an outer frame, 42 is a horizontal frame, 43 is a screen plate, 5 is a temporary water distribution body, 6 is a cleaning brush, 7 is a filter screen, 8 is an outlet, 9 is a collection chamber, 10 is a guide section, 11 is a drainage channel, 12 is a water wheel chamber, 13 is a water wheel, 14 is a water retaining plate, 15 is a top block, and 16 is a water wheel The rotating shaft of wheel, 17 gear boxes, 18 are bearings, and 19 are swing plates, and 20 are extension springs, and 21 are limit blocks, and 22 are drive blocks.

detailed description

Below in conjunction with accompanying drawing and specific embodiment the present invention is described in further detail:

Embodiment 1. This embodiment aims to provide a self-cleaning municipal pipeline sewage purification treatment device, which is mainly used to treat sewage. Municipal sewage treatment is generally divided into three levels: primary treatment, which is to use physical treatment to remove sewage Insoluble pollutants and parasite eggs in sewage; secondary treatment is to apply biological treatment to oxidize and degrade various complex organic matter in sewage into simple substances; tertiary treatment is to apply chemical precipitation method, biochemical method, physical Chemical methods, etc., to remove phosphorus, nitrogen, refractory organic matter, inorganic salts, etc. in sewage; this embodiment is mainly aimed at the physical filtration stage, filtering the remaining insoluble impurities in it, and aiming at the problem that the existing filter screen is easy to block, The invention provides a self-cleaning sewage purification treatment device with the help of sewage pumping kinetic energy and potential energy.

As shown in Fig. 1-5, a kind of self-cleaning municipal pipeline sewage purification treatment device comprises treatment chamber 1, grid plate 4, filter screen 7, drainage channel 11 and water wheel 13, and treatment chamber 1 and other in the present embodiment The structural shells are all arranged on the frame for fixed processing, which will not be shown here. The idea of this embodiment is to set the processing chamber as a circular hollow structure, and a water inlet is arranged on its upper part, and the array distribution on the intermediate shaft 3 is used. The cleaning brush cleans the circular inner wall. As the water inlet, the upper part of the treatment chamber 1 is opened and connected to the water inlet 2. The water inlet 2 is connected to the water inlet pipe. A peristaltic pump can be arranged on the water inlet pipe to increase the kinetic energy of the water body. In the structure In this embodiment, the inlet water is on the upper side, so the inlet water has potential energy and kinetic energy when it enters the processing chamber.

As shown in Figures 2-5, the present embodiment is provided with a filter screen 7 at the bottom of the processing chamber 1, the filter screen 7 is in an arc-shaped structure, and is adapted to the external cleaning range of the cleaning brush 6, in the middle of the processing chamber 1 A transfer shaft 3 is provided, and the array of grid plates 4 is evenly distributed on the transfer shaft 3. The front end of the grid plate 3 is provided with a cleaning brush 6 that can be closely attached to the inner wall of the processing chamber, and a temporary The opening of the temporary water distribution body 5 and the opening of the temporary water distribution body 5 are opposite to the direction of rotation of the intermediate shaft, so that the temporary water distribution body can receive water during rotation, and the weight of the outer end of the grid plate is increased; as a structure for removing impurities, this embodiment handles The side of the chamber is provided with a discharge port 8, as shown in Figure 2 in the specific structure, the discharge port 8 is on the left side, and is lower than the center of the circular treatment chamber 1, so as to prevent sewage from directly entering the discharge port.

During further implementation, there are three grid plates 3, the water inlet 2 is arranged in the first quadrant of the treatment chamber, the filter screen 7 is at the bottom of the treatment chamber 1, and the discharge port 8 occupies the second and third quadrants of the treatment chamber; As shown in Fig. 2, when one of the grid plates 3 just enters the first quadrant, the other two are respectively in the third and fourth quadrants, and as the grid plate in the first quadrant swings, its side faces the water inlet, and It can receive the impact of the water body, force it to turn downwards, and drive it to rotate in the clockwise direction. In order to further improve the collection capacity here, the present invention sets a temporary water distribution body on the grid plate, and the temporary water distribution body can be received here. water, and increase the gravity of the outer end of the grid plate, and then drive the grid plate to rotate. After the temporary water distribution body rotates to a certain angle, the water in it will be discharged from its two sides or the upper part; There is a water retaining plate structure at the water inlet, which can make the water inlet accumulate water source, make the enhanced effect on the grid plate during the water inlet stage, and improve the impact strength of the water body.

In a specific structure, the grid plate 4 includes an outer frame 41, a horizontal frame 42 and a net plate 43. The horizontal frame 42 is fixed inside the outer frame 41, and the outer frame 41 is divided into an outer counterweight area and a net plate area. The water distribution body 5 is arranged in the counterweight area, and the mesh plate 43 is arranged in the mesh plate area. The temporary water distribution body 5 is a hollow container structure, and the temporary water distribution body can receive sewage at the water inlet, so that the outer end of the corresponding grid plate is counterweighted. Structurally, there are installation plates on both sides of the temporary water distribution body 5, which can be fixed on the horizontal frame and the outer frame by bolts, and the two sides of the temporary water distribution body can be open or closed, and its basic function is to receive water , and temporarily increase the self-weight, rotate the intermediate shaft through the grid plate, and the water in the temporary water distribution body will flow out naturally during the rotation.

In the present embodiment, the drainage channel 11 is arranged on the bottom of the filter screen 7, and the filtered clear water enters the drainage channel 11, and a water wheel chamber 12 is arranged in the drainage channel 11, and a water wheel 13 is arranged to rotate in the water wheel chamber 12. The rotating shaft 16 is connected with the intermediate rotating shaft 3; in order to improve the conversion of kinetic energy and adapt the speed of the water wheel and the intermediate rotating shaft, as shown in Figure 8 in structure, the intermediate rotating shaft 3 is arranged on the two side walls of the processing chamber 1 and extends Out of the treatment chamber 1, the rotating shaft of the water wheel 13 extends out of the water wheel chamber 12, and the rotating shaft 16 of the water wheel is connected with the intermediate shaft 3 through a gear box 17 and a belt.

When in use, the water inlet is connected to the external municipal pipe network, and a peristaltic pump can be added as needed to increase the kinetic energy of the water inlet. The water enters the treatment chamber through the water inlet and acts on the grid plate. Part of the inlet water is stored in the temporary water distribution body. Thereby, the kinetic energy of the grid plate is increased, the intermediate shaft is rotated, and the filter screen is cleaned during the rotation. In the kinetic energy stage, three grid plates are set in this embodiment, one of which is in the first quadrant to receive the kinetic energy of the water body, and the other The adjacent grid plate on one side is in the cleaning stage, combined with the impact of the water body to avoid insufficient kinetic energy during the stage of cleaning the filter screen, resulting in jamming. The kinetic energy is transmitted to the intermediate shaft, and the two kinetic energies jointly drive the intermediate shaft, grid plate and cleaning brush to rotate.

Embodiment 2, this embodiment is basically the same as Embodiment 1, the difference is that the structure of the feed port is further described.

In this embodiment, as shown in Fig. 6-7, the lower part of the feed inlet 2 is hinged with a water retaining plate 14, and the water retaining plate 14 can pass through the water inlet of the grid plate 4 and contact the grid plate 4, so that the water inlet is reduced, and the grid plate When the plate 4 crosses the water retaining plate 14, the water inlet is increased. In order to facilitate the driving of the water retaining plate, a top block 15 is arranged on the grid plate 4. When the grid plate 4 passes through the water retaining plate 14, the top block 15 and the The water baffle 14 is in contact.

In this embodiment, a water retaining plate structure is provided at the water inlet, so that the water inlet can accumulate water sources, and the enhanced effect on the grid plate during the water inlet stage increases the impact strength of the water body.

Embodiment 3, this embodiment is basically the same as Embodiment 1, the difference lies in the further description of the structure of the water outlet.

As shown in Figures 9-10, a limit block 21 is provided at the outlet 8, a support 18 is provided on the grid plate 4, a swing plate 19 is hinged on the support 18, and a tension spring is provided on the rear side of the swing plate 19. 20. A drive block 22 is provided on the rotating shaft of the pendulum plate 19. When the grid plate 4 passes the limit block 21, the drive block 22 contacts with the limit block 21, driving the pendulum plate 19 to swing, and the pendulum plate 19 crosses the limit block After 21, pendulum plate 19 resets under the effect of extension spring.

In this embodiment, a pendulum plate 19 is provided on the grid plate 4. The structure of the pendulum plate 19 can cooperate with the limit block 21 with the rotation of the grid plate 4, so that the pendulum plate 19 can swing outwards, and the sundries accumulated in the lower part of the grid plate 4 can be removed. Clean up to the discharge port to prevent it from staying on the grid plate, and use the swing plate and the cleaning brush to cooperate to realize the continuous cleaning of the filter screen.

Embodiment 4, this embodiment is further described on the structure of the drainage channel in the structure of embodiment 1.

The bottom of screen pack is provided with guide section 10 during implementation, and the upper part of guide section 10 is big, and the structure of bottom is small, and drain channel 11 is the structure that inclines downward, can improve the impact strength of water flow in drain channel to water wheel by structure, ensures Kinetic energy conversion of a water wheel.

The above-mentioned embodiments only illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone familiar with this technology can modify or change the above-mentioned embodiments within the protection scope of the present invention without departing from the spirit and scope of the present invention. The basic idea of the present invention is to provide a The device used to drive the rotation of the cleaning structure can drive the cleaning brush to rotate without adding additional power, and clean the arc-shaped filter screen. In terms of water kinetic energy collection, the present invention starts from two aspects. One is through entering The kinetic energy of the treatment chamber is used to collect kinetic energy, and the second is to collect kinetic energy through the filtered water flow, and the two parts are collected and connected through the transmission structure to realize unpowered filter cleaning without manual cleaning or additional drive structure intervention, low cost, and suitable for It has a wide range, avoids the blockage of the filter screen, can carry out sustainable sewage treatment, and has high work efficiency. It provides people with a self-cleaning sewage treatment device, which has great social and economic benefits, and is a major part of municipal sewage treatment. innovation.

Claims (10)

1. The utility model provides a municipal pipeline sewage purification unit of automatically cleaning, its characterized in that, includes treatment chamber, grid tray, filter screen, drain and water wheels, the treatment chamber is circular shape hollow structure, and the portion is provided with the water inlet on its upper portion, is provided with the filter screen in the bottom of treatment chamber, is provided with the pivot in the middle part of treatment chamber, grid tray array equipartition is in the pivot, the front end of grid tray is provided with the cleaning brush that can hug closely at the treatment chamber inner wall, is provided with the interim water of joining in marriage at the part that the grid tray is close to the cleaning brush, the opening orientation of the interim water of joining in marriage is opposite with the direction of rotation of pivot, is provided with the discharge port in the side of treatment chamber, the drain sets up in the lower part of filter screen, and the water after the filtration gets into the drain, is provided with the water wheels room in the drain, and the indoor rotation of water wheels is provided with water wheels, the pivot and the water wheels is connected with the pivot transmission.

2. The self-cleaning municipal pipeline sewage purification treatment device according to claim 1, wherein: the intermediate rotating shaft is rotatably arranged on two side walls of the treatment chamber and extends out of the treatment chamber, the rotating shaft of the water wheel extends out of the water wheel chamber, and the rotating shaft of the water wheel is in transmission connection with the intermediate rotating shaft through a gear box and a belt.

3. The self-cleaning municipal pipeline sewage purification treatment plant according to claim 1 or 2, wherein: the three grid plates are arranged, the water inlets are arranged in the first quadrant of the treatment chamber, the filter screen is arranged at the bottom of the treatment chamber, and the discharge ports occupy the second quadrant and the third quadrant of the treatment chamber.

4. The self-cleaning municipal pipeline sewage purification treatment plant according to claim 1 or 2, wherein: the grid plate comprises an outer frame, a cross frame and a screen plate, the cross frame is fixed in the outer frame and divides the outer frame into a counterweight area close to the outer frame and a screen plate area close to the inner frame, the temporary water distribution body is arranged in the counterweight area, and the screen plate is arranged in the screen plate area.

5. The self-cleaning municipal pipeline sewage purification treatment plant of claim 1, wherein: the temporary water distribution body is of a hollow container structure, and can receive sewage at the water inlet to balance the outer end of the corresponding grid plate.

6. The self-cleaning municipal pipeline sewage purification treatment plant of claim 1, wherein: the lower part of the filter screen is provided with a guide section which is of a structure with a large upper part and a small lower part.

7. The self-cleaning municipal pipeline sewage purification treatment plant of claim 1, wherein: the drainage channel is of an inclined downward structure.

8. The self-cleaning municipal pipeline sewage purification treatment device according to claim 1, wherein: the lower part of the feed inlet is hinged with a water baffle, the water baffle can contact with the grid plate through the water inlet at the grid plate, so that the water inlet is reduced, and when the grid plate crosses the water baffle, the water inlet is enlarged.

9. The self-cleaning municipal pipeline sewage purification treatment plant of claim 8, wherein: the grid plate is provided with a top block, and when the grid plate passes through the water baffle, the top block is in contact with the water baffle.

10. The self-cleaning municipal pipeline sewage purification treatment plant of claim 1, wherein: the utility model discloses a grid tray, including drainage port, swing plate, driving block, stopper, swing plate and pivot, drainage port department is provided with the stopper, be provided with the support on the grid tray, it has the swing board to articulate on the support to be provided with the extension spring in the rear side of swing plate, be provided with the driving block in the pivot of swing plate, when the grid tray passes through the stopper, the driving block contacts with the stopper, orders about the swing plate swing, crosses the stopper at the swing plate after, the swing plate resets under the effect of extension spring.

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