CN115770426A - Sewage filters screening plant - Google Patents

Abstract

The invention discloses a sewage filtering and screening device which comprises a filter box, wherein a connecting hole formed in the top of one side of the filter box is fixedly connected with one side of the outer wall of an air inlet pipe, the other side of the outer wall of the air inlet pipe is in threaded connection with one side of the inner wall of a one-way air inlet valve, and a dust filter screen is fixedly arranged on one side of the inner wall of the air inlet pipe.

Description

A kind of sewage filtration and screening device

technical field

The invention relates to the technical field of sewage filtration, in particular to a sewage filtration and screening device.

Background technique

Sewage treatment and filtration is suitable for the separation of solid suspended particles in liquids. Sewage treatment and filtration is mainly to treat sewage so that it can be recycled.

When filtering sewage, due to the large amount of sewage, it is impossible to separate and filter the sewage. Since the filter uses a scraper to clean the outside of the filter, it is impossible to backwash the dirt inside the filter, resulting in The filter screen is clogged with dirt, which makes it inconvenient to clean the dirt inside the filter screen and reduces the efficiency of the filter screen for filtering and separating sewage.

Contents of the invention

The object of the present invention is to provide a sewage filtering and screening device to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

A sewage filtering and screening device, comprising a filter box, a connection hole provided on the top of one side of the filter box is fixedly connected to one side of the outer wall of the air intake pipe, and the other side of the outer wall of the air intake pipe is connected to the inner wall of the one-way air intake valve One side of the air intake pipe is threadedly connected, one side of the inner wall of the air intake pipe is fixedly provided with a dust filter, one end of the air intake pipe is fixedly communicated with one end of the air bag, the other end of the air bag is fixedly communicated with one end of the air pipe, and the air intake pipe is connected with one end of the air pipe. The other end of the trachea is fixedly communicated with the air injection cavity provided on the inner wall of the air injection arc plate, and the surface of the air injection arc plate is fixedly communicated with at least two uniformly distributed one-way air outlet valves, and the bottom end of the air bag is connected with the top end of the moving plate body. Fixedly connected, the bottom end of the moving board is fixedly connected to the top of the connecting board, the bottom of the connecting board is fixedly connected to the middle part of the top of the square channel plate, the inner wall of the square channel plate is connected to the drive rod The outer wall of the drive rod is inserted and connected, and one end of the drive rod is fixedly connected with the bottom of one end of the circular plate body.

Further, a drive motor is installed on one side of the back of the filter box, and a drive cavity is opened inside the back of the filter box, and the top of the inner wall of the drive cavity is connected with a drive gear through a bearing, and the bottom of the inner wall of the drive cavity is passed through The bearing is rotatably connected with a driven gear, the output end of the driving motor is fixedly connected with one end of the driving gear, the bottom end of the driving gear meshes with the top end of the driven gear, and one end of the driven gear is connected with the circular plate The middle part of the other end is fixedly connected.

Further, the other end of the drive gear is fixedly connected to one end of the rotating rod, and the two sides of the outer wall of the rotating rod are respectively fixedly connected to the inner rings of the sealed bearings embedded in the inner wall of the circular pipe. The surface of the outer wall of the rod is fixed with at least two evenly distributed partition boards, and one end of each partition board is fixed with a cleaning scraper.

Further, both ends of the circular pipe body are fixedly connected to the middle parts on both sides of the inner wall of the filter box, and an arc-shaped filter screen is fixed in the connection port opened on one side of the circular pipe body, and the circular pipe body There is a sewage outlet on the other side.

Further, the bottom end of the inner wall of the filter box is fixed with an inclined plate body, and one side of the top end of the inclined plate body is fixed with a filter screen plate, and the top end of the filter screen plate is connected to one side of the bottom end of the circular pipe body. Fixed connection.

Further, the top of the airbag is fixedly connected to one side of the top of the inner wall of the filter box, the middle part of the top of the inner wall of the filter box is fixedly connected to the top of the ventilation pipe, and one end of the inner wall of the filter box is provided with two stoppers. The inner wall of each limiting chute is slidably connected with a limiting slider, and the two ends of the two limiting sliders are respectively fixedly connected to the two sides of the back of the moving board.

Further, one side of the top of the filter box is fixed with a liquid inlet pipe, and the bottom end of the liquid inlet pipe is fixedly connected with one side of the top of the circular pipe body, and the bottom of one side of the filter box is provided with a sewage discharge screw. A blowdown sealing knob is connected to the inner thread of the hole, and one end of the blowdown sealing knob is fixedly provided with a hexagonal dismounting block.

Further, the drain opening at the bottom of the other side of the filter box is in fixed communication with one end of the drain pipe, and the other end of the drain pipe is in fixed communication with one end of the control valve.

Furthermore, a switch panel is fixed at a corner of the top of the filter box, and a drive motor switch is fixed on the surface of the switch panel, and the drive motor is electrically connected to an external power supply through the drive motor switch.

Technical effect and advantage of the present invention:

(1) When filtering sewage, the driving motor drives the rotating rod to drive the six partition plates to rotate, which facilitates the separation and filtration of sewage. At this time, the partition plate drives the cleaning scraper to rotate for easy cleaning The dirt on the shaped pipe body and the curved filter can be discharged through the sewage outlet.

(2) The output shaft of the driving motor drives the driving gear, the driving gear drives the driven gear, the driven gear drives the driving rod on the circular plate body to rotate in a circle, the driving rod acts on the square channel plate, and the square channel plate drives the connecting plate body Moving up and down, the connecting board drives the moving board to move, and the moving board can squeeze and expand the airbag.

(3) When the moving plate drives the airbag to expand, the air from outside is sucked into the airbag through the air intake pipe. The gas enters the air injection chamber opened by the air injection arc plate through the ventilation pipe, and the gas is sprayed to the arc filter through the one-way outlet valve, which is convenient for washing and cleaning the dirt inside the arc filter and improving the cleanliness of the arc filter. , improve the efficiency of filtration and separation, and can wash and clean the filter screen to ensure the use of the filter screen.

(4) The arc-shaped filter screen connected to the circular pipe body can filter the sewage, and the inclined plate body can guide the filtered liquid to the drain outlet to reduce water accumulation. The pipe body is filtered from the dirt discharged from the sewage outlet, which has a better filtering effect.

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 a schematic diagram of the drive structure of the present invention;

Fig. 4 is a schematic diagram of the enlarged structure of the present invention located at A in Fig. 2;

Fig. 5 is a schematic diagram of the connection between the circular pipe body and the curved filter screen of the present invention.

In the figure: 1. filter box; 2. intake pipe; 3. one-way intake valve; 4. drive motor; 5. liquid intake pipe; 6. drain pipe; 7. control valve; 8. sewage sealing knob; 9. Hexagonal disassembly block; 10, dust filter; 11, rotating rod; 12, partition body; 13, cleaning scraper; 14, circular pipe body; 15, curved filter screen; 16, sewage outlet; 17, inclined Plate body; 18, filter screen plate; 19, air bag; 20, ventilation pipe; 21, jet arc plate; 22, one-way outlet valve; 23, driving cavity; 24, driving gear; 25, driven gear; 26, circle Shaped plate body; 27, driving rod; 28, mobile plate body; 29, limit chute; 30, connecting plate body; 31, square channel plate.

Detailed ways

Embodiment one:

The present invention provides a sewage filtering and screening device as shown in Figures 1 to 5, comprising a filter box 1, characterized in that: the connection hole opened on the top of one side of the filter box 1 is fixed to one side of the outer wall of the air intake pipe 2 Connection, the other side of the outer wall of the intake pipe 2 is threadedly connected with one side of the inner wall of the one-way intake valve 3, one side of the inner wall of the intake pipe 2 is fixedly provided with a dust filter 10, and one end of the intake pipe 2 is fixedly communicated with one end of the air bag 19 , the other end of the airbag 19 is fixedly communicated with one end of the vent pipe 20, and the other end of the vent pipe 20 is fixedly communicated with the air injection cavity provided on the inner wall of the air jet arc plate 21, and the surface of the air jet arc plate 21 is fixedly communicated with at least two evenly distributed The one-way air outlet valve 22, the bottom end of the air bag 19 is fixedly connected with the top of the movable plate body 28, the bottom end of the movable plate body 28 is fixedly connected with the top end of the connecting plate body 30, and the bottom end of the connecting plate body 30 is connected with the square channel plate The middle part of the top of 31 is fixedly connected, the inner wall of the square channel plate 31 is inserted and connected with the outer wall of the drive rod 27, one end of the drive rod 27 is fixedly connected with the bottom of one end of the circular plate body 26, and a drive is installed on one side of the back of the filter box 1. Motor 4, the interior of the filter box 1 back is provided with a driving chamber 23, the top of the inner wall of the driving chamber 23 is rotatably connected with a driving gear 24, and the bottom of the inner wall of the driving chamber 23 is rotatably connected with a driven gear 25 through a bearing, and the driving motor 4 The output end of the output end is fixedly connected with an end of the driving gear 24, and the bottom end of the driving gear 24 meshes with the top of the driven gear 25, and one end of the driven gear 25 is fixedly connected with the middle part of the other end of the circular plate body 26.

Embodiment two:

The other end of the driving gear 24 is fixedly connected with one end of the rotating rod 11, and the two sides of the outer wall of the rotating rod 11 are respectively fixedly connected with the inner rings of the sealed bearings embedded in the both sides of the inner wall of the circular pipe body 14, and the outer wall of the rotating rod 11 is fixedly connected. The surface is fixed with at least two evenly distributed dividing plate bodies 12, and one end of each dividing plate body 12 is fixed with a cleaning scraper 13, and the two ends of the circular pipe body 14 are connected to both sides of the inner wall of the filter box 1 respectively. The middle part of the circular pipe body 14 is fixedly connected, and the connection port opened on one side of the circular pipe body 14 is fixed with an arc-shaped filter screen 15, and the other side of the circular pipe body 14 is provided with a sewage outlet 16, and the bottom end of the inner wall of the filter box 1 is fixed. An inclined plate body 17 is provided, and one side of the top end of the inclined plate body 17 is fixedly provided with a filter screen 18, and the top of the filter screen 18 is fixedly connected with one side of the bottom end of the circular pipe body 14, and the top of the air bag 19 is connected with the filter box 1 One side of the top of the inner wall is fixedly connected, the middle part of the top of the inner wall of the filter box 1 is fixedly connected with the top of the vent pipe 20, and one end of one side of the inner wall of the filter box 1 is provided with two limit chutes 29, each limit chute 29 The inner walls are all slidably connected with limit sliders, and the two ends of the two limit sliders are respectively fixedly connected with the two sides of the back of the movable plate body 28 .

Embodiment three:

One side of the top of the filter box 1 is fixedly provided with a liquid inlet pipe 5, and the bottom end of the liquid inlet pipe 5 is fixedly connected with one side of the top of the circular pipe body 14, and the bottom of one side of the filter box 1 is provided with a sewage screw hole internally threaded. There is a sewage sealing knob 8, one end of the sewage sealing knob 8 is fixedly provided with a hexagonal disassembly block 9, the drain port opened at the bottom of the other side of the filter box 1 is fixedly connected with one end of the drain pipe 6, and the other end of the drain pipe 6 is connected to the control valve. One end of the valve 7 is fixedly connected, and a switch panel is fixed at a corner of the top of the filter box 1. The surface of the switch panel is fixedly provided with a drive motor switch, and the drive motor 4 is electrically connected to an external power supply through the drive motor switch.

Working principle of the present invention: when using the device, sewage enters the circular pipe body 14 from the liquid inlet pipe 5, the drive motor 4 is turned on, the drive motor 4 drives the drive gear 24 in the drive cavity 23 to rotate, and the drive gear 24 drives the driven The gear 25 rotates, the driving gear 24 drives the rotating rod 11 in the circular pipe body 14 to rotate, the rotating rod 11 drives the partition plate body 12 to rotate, and the partition plate body 12 drives the cleaning scraper 13 to rotate, thereby discharging the sewage into the partition At this time, the rotation of the rotating rod 11 and the partition plate body 12 is used to facilitate the transportation of sewage to the arc filter screen 15 for filtering, wherein the partition plate body 12 drives the cleaning scraper 13 between the circular pipe body 14 and the Rotating in the arc-shaped filter screen 15 can not only block the sewage, but also facilitate the cleaning of the dirt on the circular pipe body 14 and the arc-shaped filter screen 15, and the dirt can be discharged through the opening of the circular pipe body 14 The outlet 16 is discharged, and the dirt falls on the inclined plate body 17. The filter screen plate 18 on the inclined plate body 17 can filter the dirt again. And the control valve 7 is discharged, and the driving gear 24 drives the driven gear 25 to rotate at the same time, the driven gear 25 drives the circular plate body 26 to rotate, and the circular plate body 26 drives the driving rod 27 to move in an ellipse. At this time, the driving rod 27 acts on the square In the slot plate 31, the driving rod 27 can drive the square slot plate 31 to move up and down, the square slot plate 31 drives the connecting plate body 30 to move up and down, the connecting plate body 30 drives the moving plate body 28 to move up and down, and the moving plate body The limit slide block connected by 28 is slidably connected with the limit chute 29 provided in the filter box 1 to ensure the limit of the moving plate body 28. When the moving plate body 28 moves downward, the moving plate body 28 drives the air bag 19 to carry out The expansion is convenient for the external air to enter the intake pipe 2 through the one-way intake valve 3, and the gas enters the inside of the air bag 19 after being filtered by the dust filter 10, and then the moving plate 28 moves upward, and the moving plate 28 squeezes the air bag 19, and the air bag The gas inside 19 passes through the air pipe 20 into the air injection cavity provided by the air injection arc plate 21, and the gas is ejected through the one-way air outlet valve 22 on the air injection arc plate 21, and the ejected gas can block the inside of the arc filter screen 15 The dirt is backwashed, and the filter screen plate 18 can also be backwashed to ensure its cleanliness and improve the efficiency of filtration and separation.

Claims (9)

1. The utility model provides a sewage filters screening plant, includes rose box (1), its characterized in that: the air inlet valve is characterized in that a connecting hole formed in the top of one side of the filter box (1) is fixedly connected with one side of the outer wall of the air inlet pipe (2), the other side of the outer wall of the air inlet pipe (2) is in threaded connection with one side of the inner wall of the one-way air inlet valve (3), a dust filtering net (10) is fixedly arranged on one side of the inner wall of the air inlet pipe (2), one end of the air inlet pipe (2) is fixedly communicated with one end of an air bag (19), the other end of the air bag (19) is fixedly communicated with one end of a vent pipe (20), the other end of the vent pipe (20) is fixedly communicated with an air spraying cavity formed in the inner wall of an air spraying arc plate (21), the surface of the air spraying arc plate (21) is fixedly communicated with at least two uniformly distributed one-way air outlet valves (22), the bottom end of the air bag (19) is fixedly connected with the top end of a movable plate body (28), the bottom end of the movable plate body (28) is fixedly connected with the top end of a connecting plate body (30), the bottom of the connecting plate body (30) is fixedly connected with the middle of the square through groove plate body (31), the inner wall of the square through groove plate body (31) is fixedly connected with the outer wall of the drive rod (27), and one end of a drive rod (26) is fixedly connected with the bottom of the round driving rod.

2. The sewage filtering and screening device of claim 1, wherein: driving motor (4) are installed to one side at the rose box (1) back, drive chamber (23) have been seted up to the inside at the rose box (1) back, the top of drive chamber (23) inner wall is rotated through the bearing and is connected with drive gear (24), and the bottom of drive chamber (23) inner wall rotates through the bearing and is connected with driven gear (25), the output of driving motor (4) and the one end fixed connection of drive gear (24), the bottom of drive gear (24) and the top meshing of driven gear (25), the middle part fixed connection of the one end of driven gear (25) and the circular plate body (26) other end.

3. The sewage filtering and screening device of claim 2, wherein: the other end of drive gear (24) and the one end fixed connection of dwang (11), the both sides of dwang (11) outer wall inlay the inner ring fixed connection of the sealed bearing who establishes with the both sides of circular body (14) inner wall respectively, the fixed surface of the outer wall of dwang (11) is equipped with two at least evenly distributed's division baffle body (12), every the one end of division baffle body (12) is all fixed and is equipped with clearance scraper blade (13).

4. A sewage filtering and screening device according to claim 3, wherein: the two ends of the circular pipe body (14) are respectively fixedly connected with the middle parts of the two sides of the inner wall of the filter box (1), an arc-shaped filter screen (15) is fixedly arranged in a connecting port formed in one side of the circular pipe body (14), and a sewage draining outlet (16) is formed in the other side of the circular pipe body (14).

5. The sewage filtering and screening device of claim 4, wherein: the bottom end of the inner wall of the filter box (1) is fixedly provided with an inclined plate body (17), one side of the top end of the inclined plate body (17) is fixedly provided with a filter screen plate (18), and the top end of the filter screen plate (18) is fixedly connected with one side of the bottom end of the circular pipe body (14).

6. The sewage filtering and screening device of claim 1, wherein: the top of gasbag (19) and one side fixed connection on rose box (1) inner wall top, the middle part on rose box (1) inner wall top and the top fixed connection of breather pipe (20), two spacing spout (29), every have been seted up to the one end of rose box (1) inner wall one side the equal sliding connection of inner wall of spacing spout (29) has spacing slider, two spacing slider's both ends respectively with the both sides fixed connection at the removal plate body (28) back.

7. The sewage filtering and screening device of claim 1, wherein: the filter box is characterized in that a liquid inlet pipe (5) is fixedly arranged on one side of the top end of the filter box (1), the bottom end of the liquid inlet pipe (5) is fixedly communicated with one side of the top end of the circular pipe body (14), a pollution discharge screw hole internal thread formed in the bottom of one side of the filter box (1) is connected with a pollution discharge sealing knob (8), and a hexagonal dismounting block (9) is fixedly arranged at one end of the pollution discharge sealing knob (8).

8. The sewage filtering and screening device of claim 1, wherein: the water outlet formed in the bottom of the other side of the filter box (1) is fixedly communicated with one end of a water drain pipe (6), and the other end of the water drain pipe (6) is fixedly communicated with one end of a control valve (7).

9. The sewage filtering and screening device of claim 2, wherein: a switch panel is fixedly arranged at one corner of the top end of the filter box (1), a driving motor switch is fixedly arranged on the surface of the switch panel, and the driving motor (4) is electrically connected with an external power supply through the driving motor switch.

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