CN216586932U - Municipal administration public works sewer prevents stifled device - Google Patents

Abstract

The utility model discloses a municipal public engineering sewer anti-blocking device, which relates to the field of municipal public engineering and comprises a water outlet, wherein the bottom end of the water outlet is fixedly connected with a sewer pipeline, the inner wall of the top of the water outlet is provided with a groove, the top of the water outlet is provided with a water inlet cover plate, and the water inlet cover plate is connected with the groove through threads. According to the utility model, the mounting plate and the fixed column are arranged in the water outlet, the coarse filter plate is arranged on the outer side of the upper end of the fixed column, the coarse filter screen on the coarse filter plate plays a role in primary filtration, large particle foreign matters in sewage can be filtered, meanwhile, the coarse filter plate is arranged to be of a movable structure, when the coarse filter screen is blocked, the coarse filter plate is pressed to move downwards, the ejector pins on the anti-blocking component jack up the coarse filter screen, the blocking limitation of the coarse filter screen is relieved, the sewage flows below the coarse filter plate, the anti-blocking effect is achieved, meanwhile, the fine filter plate at the bottom end of the fixed column plays a role in secondary filtration, and small particle impurities in the sewage can be filtered.

Description

Stifled device is prevented to municipal administration public works sewer

Technical Field

The utility model relates to the field of municipal public works, in particular to a municipal public work sewer anti-blocking device.

Background

The sewer is a public facility in cities, and the equipment has appeared as early as ancient Roman. The rudimentary form of sewer originated in paris, france, which to date has the largest urban sewer system in the world. Generally, a sewage system is used for collecting and discharging domestic wastewater generated in cities and industrial wastewater generated in industrial production.

At present, current municipal administration public works sewer anti-blocking equipment lies in the in-service use, in order to prevent the pipe blockage, generally set up filter mechanism in sewer drain department, avoid sewage to block up sewer pipe, but this kind of filter mechanism is because playing filterable effect, so self is blocked up by the foreign matter after filtering very easily, influence the discharge of sewage, and current filter mechanism can only filter the large granule foreign matter in the sewage, can not filter the small granule impurity in the sewage, these small granule impurity are gathered in sewer pipe, the time one also can lead to sewer pipe to block up. Therefore, there is a need for a municipal utility sewer anti-clogging device that solves the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a municipal public works sewer anti-blocking device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a municipal public engineering sewer anti-blocking device comprises a water outlet, wherein a sewer pipeline is fixedly connected with the bottom end of the water outlet, a groove is formed in the inner wall of the top of the water outlet, a water inlet cover plate is arranged at the top of the water outlet and connected with the groove through threads, a mounting plate is arranged on the inner side of the top of the water outlet, two ends of the mounting plate are connected with the bottom of the groove, a fixing column is fixedly connected with the middle of the lower surface of the mounting plate, a thick filter plate is sleeved on the outer side of the upper end of the fixing column, annular sealing blocks are fixedly connected with the peripheral sides of the thick filter plate, the cross section of each annular sealing block is of a triangular structure, the edge of each annular sealing block is attached to the inner wall of the upper end of the water outlet, an anti-blocking component is arranged on the outer side of the middle of the fixing column, and a thin filter plate is fixedly connected with the bottom end of the fixing column, the edge of the fine filter plate is attached to the inner wall of the lower end of the water outlet through an annular sealing ring.

Preferably, a plurality of water filtering grooves distributed in an annular array are formed in the coarse filtering plate, a coarse filter screen is arranged inside each water filtering groove, and the edge of each coarse filter screen is fixedly connected with the inner wall of each water filtering groove.

Preferably, the anti-blocking assembly comprises an annular plate fixed on the outer side of the middle of the fixing column, the upper surface of the annular plate is connected with the lower surface of the coarse filter plate through a return spring, and the return spring is sleeved on the outer side of the middle of the fixing column.

Preferably, the edge of the upper surface of the annular plate and the outer side of the upper end of the fixing column are connected with the coarse filtering plate through sealing belts.

Preferably, the peripheral side of the annular plate is fixedly connected with a plurality of thimbles distributed in an annular array, and the number of the thimbles is the same as that of the water filtering grooves.

Preferably, the thimble sets up to L shape structure, and the thimble is located the drainage groove under.

The utility model has the technical effects and advantages that:

according to the utility model, the mounting plate and the fixed column are arranged in the water outlet, the coarse filter plate is arranged on the outer side of the upper end of the fixed column, the coarse filter screen on the coarse filter plate plays a role of primary filtration and can filter out large-particle foreign matters in sewage, meanwhile, the coarse filter plate is arranged to be a movable structure, when the coarse filter screen is blocked, the coarse filter plate moves downwards under pressure, the ejector pins on the anti-blocking component jack up the coarse filter screen to remove the limit blockage of the coarse filter screen, so that the sewage flows below the coarse filter plate to play a role of anti-blocking, meanwhile, the fine filter plate at the bottom end of the fixed column plays a role of secondary filtration, small-particle impurities in the sewage can be filtered out, and the sewage is prevented from blocking a sewer pipeline.

Drawings

Fig. 1 is a schematic cross-sectional view of the overall structure of the present invention.

Fig. 2 is a sectional view of a water discharge port structure of the present invention.

FIG. 3 is a top view of the coarse filter plate structure of the present invention.

Fig. 4 is a perspective view of the coarse screen structure of the present invention.

In the figure: 1. a water outlet; 2. a sewer pipeline; 3. a groove; 4. a water inlet cover plate; 5. mounting a plate; 6. fixing a column; 7. coarse filter plate; 8. an annular seal block; 9. an anti-clogging component; 10. fine filter plates; 11. a water filtering tank; 12. coarse filtration; 13. an annular plate; 14. a return spring; 15. sealing tape; 16. and (4) a thimble.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a municipal public works sewer anti-blocking device as shown in figures 1-4, which comprises a water outlet 1, wherein the bottom end of the water outlet 1 is fixedly connected with a sewer pipeline 2, the inner wall of the top of the water outlet 1 is provided with a groove 3, the top of the water outlet 1 is provided with a water inlet cover plate 4, the water inlet cover plate 4 is connected with the groove 3 through threads, the water inlet cover plate 4 plays a role of protection, the inner side of the top of the water outlet 1 is provided with a mounting plate 5, two ends of the mounting plate 5 are both connected with the groove bottom of the groove 3, so that the mounting plate 5 is stably mounted, the middle part of the lower surface of the mounting plate 5 is fixedly connected with a fixed column 6, the outer side of the upper end of the fixed column 6 is sleeved with a coarse filter plate 7, the outer side of the middle part of the fixed column 6 is provided with an anti-blocking component 9, the bottom end of the fixed column 6 is fixedly connected with a fine filter plate 10, the edge of the fine filter plate 10 is attached to the inner wall of the lower end of the water outlet 1 through an annular sealing ring, the fine filter plate 10 plays a role of secondary filtration, and can filter small particle impurities in sewage to prevent the sewage from blocking the sewer pipeline 2.

Specifically, a plurality of water filtering grooves 11 that are the ring array and distribute have been seted up on the coarse filter plate 7, the inside of water filtering groove 11 is provided with coarse strainer 12, coarse strainer 12 has played the prefilter's effect, can filter the large granule foreign matter in the sewage, the edge of coarse strainer 12 and the inner wall fixed connection of water filtering groove 11, week side fixedly connected with annular seal piece 8 of coarse filter plate 7, the cross-section of annular seal piece 8 sets up to the triangle-shaped structure, and the edge of annular seal piece 8 and the upper end inner wall of outlet 1 are laminated mutually, annular seal piece 8 has played sealed effect.

More specifically, the anti-blocking assembly 9 includes an annular plate 13 fixed on the outer side of the middle portion of the fixing column 6, the upper surface of the annular plate 13 is connected to the lower surface of the coarse filtering plate 7 through a return spring 14, the return spring 14 supports the coarse filtering plate 7 so that the coarse filtering plate 7 does not move downward when not under stress, the return spring 14 is sleeved on the outer side of the middle portion of the fixing column 6, the edge of the upper surface of the annular plate 13 and the outer side of the upper end of the fixing column 6 are both connected to the coarse filtering plate 7 through a sealing strip 15, the sealing strip 15 is provided to play a role of sealing so as to prevent impurities from entering the through groove in the middle portion of the coarse filtering plate 7, a plurality of thimbles 16 distributed in an annular array are fixedly connected to the peripheral side of the annular plate 13, the number of the thimbles 16 is the same as that of the water filtering grooves 11, the thimbles 16 are provided in an L-shaped structure, and the thimbles 16 are located right below the water filtering grooves 11, when the thimbles 16 move downward in the coarse filtering plate 7, the coarse filter 12 can be lifted up to remove the clogging of the coarse filter 12.

The working principle of the utility model is as follows:

when the device is installed, the fixing column 6 is inserted into the water outlet 1 until two ends of the installing plate 5 are contacted with the bottom of the groove 3, at the moment, the edge of the fine filter plate 10 is attached to the inner wall of the lower end of the water outlet 1 through the annular sealing ring, the edge of the coarse filter plate 7 is attached to the inner wall of the upper end of the water outlet 1 through the annular sealing block 8, and finally the water inlet cover plate 4 is installed at the opening of the water outlet 1 through threads;

when the device works, sewage flows onto the fine filter plate 10 through the coarse filter screen 12 on the coarse filter plate 7, flows into the sewer pipeline 2 after secondary filtration of the fine filter plate 10, the coarse filter screen 12 plays a role of primary filtration and can filter large-particle foreign matters in the sewage, the fine filter plate 10 plays a role of secondary filtration and can filter small-particle impurities in the sewage to prevent the sewer pipeline 2 from being blocked by the sewage, when the large-particle foreign matters in the sewage are accumulated to block the coarse filter screen 12 too much, the sewage is also accumulated on the coarse filter plate 7, the generated pressure is greater than the elastic force of the return spring 14 to ensure that the coarse filter plate 7 moves downwards, the ejector pins 16 lift the coarse filter screen 12 upwards to lift the foreign matters on the coarse filter screen 12 open, the side surface of the coarse filter screen 12 is exposed at the same time to remove the blockage of the coarse filter screen 12, and the sewage flows downwards from the filter holes on the side surface of the coarse filter screen 12, avoid coarse strainer 12 to receive the jam, after sewage flowed away, reset spring 14's elasticity drove coarse strainer 7 rebound, coarse strainer 12 moved down under pressure this moment, return to in water strainer 11, clear up the foreign matter of coarse strainer 12 side filter orifice department and fall, avoid the foreign matter to block up coarse strainer 12 side filter orifice department, every interval, open into water apron 4 and take out fixed column 6 through mounting panel 5, clear up the foreign matter on coarse strainer 7 and the thin filter plate 10, this device still need separate once every interval, but its clearance interval's time is far longer than current filter equipment clearance interval, make the staff not need so frequent clearance relatively.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a stifled device is prevented to municipal administration public works sewer, includes outlet (1), its characterized in that: the bottom fixedly connected with sewer pipe (2) of outlet (1), set up recess (3) on the top inner wall of outlet (1), the top of outlet (1) is provided with into water apron (4), it is connected with recess (3) through the screw to advance water apron (4), the top inboard of outlet (1) is provided with mounting panel (5), the both ends of mounting panel (5) all are connected with the tank bottom of recess (3), the lower surface middle part fixedly connected with fixed column (6) of mounting panel (5), thick filter plate (7) have been cup jointed to the upper end outside of fixed column (6), week side fixedly connected with annular seal block (8) of thick filter plate (7), the cross-section of annular seal block (8) sets up to the triangle-shaped structure, and the edge of annular seal block (8) is laminated mutually with the upper end inner wall of outlet (1), the middle part outside of fixed column (6) is provided with prevents stifled subassembly (9), the bottom fixedly connected with fine filter plate (10) of fixed column (6), the edge of fine filter plate (10) is laminated with the lower extreme inner wall of outlet (1) through ring type seal.

2. The municipal utility sewer anti-clogging device of claim 1, wherein: a plurality of water filtering grooves (11) distributed in an annular array are formed in the coarse filtering plate (7), a coarse filtering net (12) is arranged inside each water filtering groove (11), and the edge of each coarse filtering net (12) is fixedly connected with the inner wall of each water filtering groove (11).

3. The municipal utility sewer anti-clogging device of claim 2, wherein: the anti-blocking component (9) comprises an annular plate (13) fixed on the outer side of the middle of the fixed column (6), the upper surface of the annular plate (13) is connected with the lower surface of the coarse filter plate (7) through a return spring (14), and the return spring (14) is sleeved on the outer side of the middle of the fixed column (6).

4. The municipal utility sewer anti-clogging device of claim 3, wherein: the edge of the upper surface of the annular plate (13) and the outer side of the upper end of the fixing column (6) are connected with the coarse filtering plate (7) through sealing strips (15).

5. The municipal utility sewer anti-clogging device of claim 4, wherein: the periphery of the annular plate (13) is fixedly connected with a plurality of ejector pins (16) distributed in an annular array, and the number of the ejector pins (16) is the same as that of the water filtering grooves (11).

6. The municipal utility sewer anti-clogging device of claim 5, wherein: the ejector pin (16) is of an L-shaped structure, and the ejector pin (16) is located right below the water filtering groove (11).

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