CN106698552B - A kind of first processing unit of sewage - Google Patents

Abstract

The invention relates to the technical field of sewage treatment. The invention discloses a sewage primary treatment device. The sewage primary treatment device comprises a sewer pipe, a filter box body, a partition, a filter element, a solenoid valve, a driving mechanism and a control module; the sewer pipe is used to receive domestic sewage; the filter box body is set There is a first cavity and a falling channel for the filter element to rotate. The first cavity is a fan-shaped cavity. The downpipe communicates with the first cavity, and the falling channel communicates with the first cavity. The falling water channel and the material falling channel, the partition plate includes a vertical part and an inclined part arranged on the vertical part, and the inclined part is inclined toward one side of the falling water channel. The sewage primary treatment device in the embodiment of the present invention is provided with a filter element and a driving mechanism, and the drive mechanism drives the filter element to rotate, and dumps the filter residue in the space to be filtered into the blanking channel, thereby avoiding the filter residue in the domestic sewage from clogging the sewage primary treatment Drain channels in the unit.

Description

A sewage primary treatment device

【Technical field】

The invention relates to the technical field of sewage treatment, in particular to a sewage primary treatment device for domestic sewage treatment.

【Background technique】

Sewage treatment refers to the process of purifying sewage to meet the water quality requirements for drainage or reuse. According to the classification of sewage sources, sewage treatment is generally divided into production sewage treatment and domestic sewage treatment. Domestic sewage treatment generally includes steps such as filtration, aeration, and sedimentation. Aeration refers to the process of forcibly transferring the oxygen in the air to the liquid. The purpose is to obtain dissolved oxygen in the sewage, so as to ensure that the microorganisms in the sewage have sufficient dissolved oxygen when decomposing organic matter.

The patent application No. 201310635587.9 discloses a domestic sewage treatment system (Figure 1). The filter in this system is directly installed in the pipeline. Long-term use will lead to blockage of the drainage pipeline, which is very inconvenient to use.

【Content of invention】

The present invention aims to overcome the above defects of the prior art, and provides a sewage primary treatment device.

In order to solve the above technical problems, an embodiment of the present invention is a sewage primary treatment device, which includes a downpipe, a filter box, a partition, a filter, a solenoid valve, a driving mechanism, and a control module;

The downpipe is used to receive domestic sewage;

The filter box is provided with a first cavity for the rotation of the filter element and a falling channel, the first cavity is a fan-shaped cavity, the downpipe communicates with the first cavity, and the falling channel is connected to the first cavity. a cavity connected;

The partition is arranged on the falling channel, and the partition divides the falling channel into a water channel and a falling channel, and the partition includes a vertical part and an inclined part arranged on the vertical part, so The inclined portion is inclined toward one side of the falling water channel;

The filter element includes a rotating part, a filtering bottom plate, a filtering side plate, a first side plate, a second side plate and a third side plate. The fan-shaped cavity is coaxial, the filter bottom plate is a flat plate structure integrally connected with the rotating part, the filter side plate is a flat plate structure integrally connected with the rotating part, and the first side plate is a flat plate structure integrally connected with the rotating part. An arc-shaped plate-shaped structure with concentric rotating parts, the first side plate is connected with the filter bottom plate, the filter side plate, the second side plate, the first side plate and the third side plate are sequentially connected, the second side plate, the first side plate and the third side plate are all connected to the filter bottom plate, the rotating part, the filter bottom plate, the filter side plate, the The space to be filtered is surrounded by the first side plate, the second side plate and the third side plate. Initially, the filter bottom plate is horizontal, the filter side plate is inclined, and the space to be filtered has an opening edge in the shape of A horizontal opening to be filtered, the domestic sewage in the downpipe falls into the space to be filtered;

The filter element also includes a standing water shell, a guide pipe and a deflector, the standing water shell surrounds the back of the filter side plate to form a standing water space, the guide plate is connected to the rotating part, The deflector extends to the falling water channel, one end of the guide tube communicates with the standing water space, and the other end communicates with the deflector, and initially the deflector leans against the partition;

The solenoid valve is arranged on the downpipe, and the solenoid valve is electrically connected to the control module;

The driving mechanism is used to drive the rotating part to rotate, and the driving mechanism is electrically connected to the control module;

The control module is used to control the closure of the solenoid valve and control the driving mechanism to drive the rotating part to rotate a preset angle, after the rotating part rotates a preset angle, the projection of the opening to be filtered along the vertical direction falls into the The blanking channel, the filter side plate is rotated to a vertical state, and the standing water shell is adjacent to the inclined part of the partition; the control module is also used to control the driving mechanism to drive the rotating part Return to the initial position, and control the solenoid valve to reset.

Preferably, the sewage primary treatment device further includes a flow detection sensor and a first photoelectric sensor, the flow detection sensor is arranged on the downpipe, the flow detection sensor is electrically connected to the control module, and the flow detection The sensor is used to detect whether there is water flowing in the downpipe, the first photoelectric sensor is arranged on the second side plate and/or the third side plate, and the optical path of the first photoelectric sensor is parallel to the filter bottom plate, the first photoelectric sensor is electrically connected to the control module, and when there is no water flowing in the downpipe and the light path of the first photoelectric sensor is blocked, the control module is used to control the The solenoid valve closes and controls the driving mechanism to drive the rotating part to rotate at a preset angle.

Preferably, the primary treatment device also includes a floating block, an elastic film and a second photoelectric sensor, the second side plate is provided with a sliding cavity, a bottom water hole and a number of side water inlet holes, and the elastic film is arranged on the A sliding chamber, the elastic membrane separates the sliding chamber into a water inlet chamber and a water isolation chamber, the floating block is slidably installed in the water inlet chamber, and one end of the bottom water hole is connected to the bottom of the water inlet chamber , the other end communicates with the space to be filtered, the water inlet end of the bottom gushing hole is lower than the bottom of the water inlet chamber, one end of the side water inlet hole communicates with the side wall of the water inlet chamber, and the other end communicates with the In the space to be filtered, the side water inlet hole is arranged horizontally, the second photoelectric sensor is arranged in the water isolation chamber, the second photoelectric sensor is electrically connected to the control module, and when the water inlet chamber enters The floating block floats up a preset distance, the floating block presses against the elastic membrane to block the light path of the second photoelectric sensor, and the control module controls the solenoid valve to close.

Preferably, the downpipe is provided with a soft pipe portion.

Preferably, the ratio of the outer diameter of the first side plate to the inner diameter of the first cavity is greater than or equal to 98%; the filter box is provided with an installation opening, and one end of the installation opening is connected to the outer wall of the filter box, One end is connected to the first chamber, the water outlet end of the downpipe is installed in the installation opening, the water outlet end of the downpipe and the inner wall of the installation opening have a water-proof gap, and the inner wall of the first chamber is set There are water-proof lines, and the water-proof lines are arranged around the installation opening.

Preferably, the filter box is provided with a first rotation hole and a second rotation hole that are coaxial and oppositely arranged, the rotation part is rotatably mounted on the first rotation hole and the second rotation hole, the The driving mechanism is a first motor, the driving mechanism is installed on the filter box, the first end of the rotating part is axially provided with a sleeve hole, and the output shaft of the first motor is sleeved on the rotating part. In the sleeve hole, the output shaft of the first motor is fixed in the circumferential direction relative to the rotating part and can slide in the axial direction; the sewage preliminary treatment device also includes a second motor, an eccentric ball and an elastic element, and the filter box A polarization cavity is opened, the second rotation hole communicates with the polarization cavity, the second motor is installed in the filter box, the rotation axis of the second motor is perpendicular to the axis of the rotation part, the The eccentric ball is fixedly installed on the output shaft of the second motor, the center of the eccentric ball has an eccentric distance from the output shaft of the second motor, the elastic element is installed in the sleeve hole of the rotating part, One end of the elastic element is in contact with the output shaft of the first motor, the other end is in contact with the inner wall of the sleeve hole, and the second end of the rotating part is pressed against the eccentric ball. After setting the angle, the control module controls the rotation of the second motor.

Preferably, water retaining strips are provided on opposite sides of the deflector.

Preferably, a support step is provided in the first chamber, and initially the filter bottom plate abuts against the support step.

Preferably, the floating block is made of light material with a density lower than that of water, the floating block includes a base and a pressing column mounted on the base, the base is hollow, and the cross section of the base is larger than the pressing column. column.

Preferably, the elastic element is a spring.

Compared with the prior art, the beneficial effect of the present invention is that the sewage primary treatment device in the embodiment of the present invention is provided with a filter element and a drive mechanism, and the drive mechanism drives the filter element to rotate, and dumps the filter residue in the space to be filtered to the discharge channel In this way, the filter residue in the domestic sewage is prevented from clogging the drainage channel in the sewage primary treatment device.

【Description of drawings】

In order to illustrate the technical solution of the present invention more clearly, the accompanying drawings used in the implementation will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. As far as the skilled person is concerned, other drawings can also be obtained based on these drawings on the premise of not paying creative work.

Fig. 1 is the structural representation of the first embodiment of the sewage primary treatment device of the embodiment of the present invention;

Fig. 2 is the control schematic diagram of the sewage primary treatment device shown in Fig. 1;

Fig. 3 is a schematic diagram of the state after the rotating part rotates to a preset angle in the sewage primary treatment device shown in Fig. 1;

Fig. 4 is the schematic diagram of the three-dimensional structure of the filter element in the sewage primary treatment device shown in Fig. 1;

Fig. 5 is the structural representation of the second embodiment of the sewage primary treatment device of the embodiment of the present invention;

The enlarged view of the structure at B in Fig. 5 in room 6 of Fig. 6;

Fig. 7 is the schematic diagram after the sewage primary treatment device in Fig. 5 is cut along A-A line;

Figure 8 is an enlarged view of the structure at C in Figure 7;

Fig. 9 is a schematic structural view of the slider in Fig. 8;

Fig. 10 is a control schematic diagram of the sewage primary treatment device shown in Fig. 5;

Fig. 11 is a schematic diagram of the three-dimensional structure of the filter element in Fig. 5;

Fig. 12 is a schematic perspective view of the three-dimensional structure of the filter shown in Fig. 11 at another angle;

Fig. 13 is a schematic perspective view of the three-dimensional structure of the filter element shown in Fig. 11 from another angle.

【detailed description】

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Refer to Fig. 1 to Fig. 4, the embodiment of the present invention proposes a kind of sewage primary treatment device, and sewage primary treatment device comprises downwater pipe 100, filter box 200, clapboard 210, filter element 300, solenoid valve 400, driving mechanism 500 and Control module 600.

The downpipe 100 is used to receive domestic sewage, which includes water, biomass residues (such as vegetable leaves, kitchen waste, feces) and the like.

The filter box 200 is provided with a first cavity 201 and a drop channel 202 for the filter element 300 to rotate. The first cavity 201 is a fan-shaped cavity (a cavity with a fan-shaped cross section). cavity, the downpipe 100 communicates with the first cavity 201 , the drop channel 202 communicates with the first cavity 201 , and the drop channel 202 is located below the first cavity 201 . Preferably, the drop channel 202 extends in a vertical direction.

The partition 210 is arranged on the drop channel 202, and the partition 210 separates the drop channel 202 into a water channel 202a and a discharge channel 202b. The partition 210 includes a vertical part 211 and an inclined part 212 arranged at the top of the vertical part 211. The inclined part 212 is inclined toward the side of the falling water channel 202a.

The filter element 300 includes a rotating part 310, a filtering bottom plate 320, a filtering side plate 330, a first side plate 340, a second side plate 350 and a third side plate 360, the rotating part 310 is rotatably mounted on the filter box 200, and the rotating part 310 and The fan-shaped cavity 201 is coaxial, the filter bottom plate 320 is a flat plate structure integrally connected with the rotating part 310, the filter bottom plate 320 is provided with a first filter hole 301, and the filter side plate 330 is a flat plate structure integrally connected with the rotating part 310, The filter side plate 330 is provided with a second filter hole 302, the first side plate 340 is an arc-shaped plate structure concentric with the rotating part 310, the first side plate 340 is connected with the filter bottom plate 320, the filter side plate 330, the second side plate 350, the first side plate 340 and the third side plate 360 are sequentially connected (including the third side plate 360 and the filtering side plate 330), and the second side plate 350, the first side plate 340 and the third side plate 360 are all Connected with the filter bottom plate 320, the rotating part 310, the filter bottom plate 320, the filter side plate 330, the first side plate 340, the second side plate 350 and the third side plate 360 surround and form the space to be filtered 303. Initially, the filter bottom plate 320 is horizontal , the filter side plate 330 is inclined, and the space to be filtered 303 has a filter opening 304 whose opening edge is horizontal, and the domestic sewage in the downpipe 100 falls into the space to be filtered 303. Obviously, the opening 304 to be filtered is initially located at the filter element 300 top. Specifically, the included angle between the filter bottom plate 320 and the filter side plate 330 is an obtuse angle.

The filter element 300 also includes a standing water shell 371, a guide tube 372 and a deflector 373, and the standing water shell 371 surrounds the back side of the filter side plate 330 to form a water standing space 309 (the back side of the filter side plate 330 refers to the filter side plate 330 The side away from the space to be filtered 303), the deflector 373 is in contact with the rotating part 310, the deflector 373 extends to the drain channel 202a, one end of the deflector 372 is connected to the standing water space 309, and the other end is connected to the deflector 373, Initially, the deflector 373 abuts against the partition 210 , and initially the deflector 373 acts as a limiter. After being filtered by the filter side plate 330, the sewage enters the standing water space 309, and flows into the falling water channel 202a through the guide tube 372 and the guide plate 373. The sewage filtered by the plate 330 enters into the drain channel 202a. The deflector 373 also guides the sewage filtered by the filter bottom plate 320, preventing the sewage filtered by the filter bottom plate 320 from entering the discharge channel 202b. During the rotation of the rotating part 310, the guide tube 372 does not interfere with the partition plate 210.

The solenoid valve 400 is disposed on the downpipe 100 , and the solenoid valve 400 is electrically connected to the control module 600 . The solenoid valve 400 is used to control the connection or closure of the downpipe 100 .

The driving mechanism 500 is used to drive the rotation part 310 to rotate, and the driving mechanism 500 is electrically connected with the control module 600 . The embodiment of the present invention does not limit the structural form of the driving mechanism 500, and the driving mechanism 500 may be any kind of prime mover that outputs rotational power.

The control module 600 is used to control the closing of the electromagnetic valve 400 and control the driving mechanism 500 to drive the rotating part 310 to rotate a preset angle. After the rotating part 310 rotates a preset angle, the projection of the opening 304 to be filtered along the vertical direction falls into the blanking channel 202b, filtering The side plate 330 is rotated to a vertical state, and the standing water shell 371 is adjacent to the inclined portion 212 of the partition 210 (adjacent means that the standing water shell 371 is against the inclined portion 212 of the dividing plate 210, or the standing water shell 371 is close to the inclined portion 212 of the partition 210 The partition 210 has a gap); the control module 600 is also used to control the driving mechanism 500 to drive the rotating part 310 back to the initial position, and control the solenoid valve 400 to reset.

The embodiment of the present invention does not limit the control mode of the control module 600. For example, in the embodiment of the present invention, the control module 600 can be started at a preset time (such as 0.5h, 1h, 2h, etc.), that is, the control module 600 controls the The solenoid valve 400 closes and drives the rotating part 310 to rotate a preset angle, and drives the rotating part 310 to reset and the solenoid valve 400 to reset. Further, after the control module 600 closes the electromagnetic valve 400, the control module 600 drives the rotating part 310 to rotate after a draining time interval, and the advantage of such setting is that the moisture in the filter residue is fully drained.

The sewage primary treatment device in the embodiment of the present invention controls the rotation of the filter element 300 to dump the biomass residue or other solid waste in the filter element 300 into the discharge channel 202b, thereby avoiding the blockage of the biomass residue in the space to be filtered 303. The filter space 303 affects the filtration of domestic sewage by the filter element 300 . The filter element 300 of the sewage primary treatment device in the embodiment of the present invention is used to filter domestic sewage, and the filtered domestic sewage can be further utilized as reclaimed water, and the biomass residue collected through the blanking channel 202b can be further processed (such as fermentation treatment, etc. ). The sewage primary treatment device of the embodiment of the present invention can be used for the treatment of village and town sewage, and can also be used for the treatment of urban domestic sewage.

In the embodiment of the present invention, the inclined portion 212 is inclined toward the side of the drain channel 202a, so that an accommodation space 202c is formed in the drain channel 202b. When the rotating portion 310 rotates a predetermined angle, the standing water shell 371 is accommodated in the accommodation space 202c.

Further referring to Fig. 5 to Fig. 13, the sewage primary treatment device also includes a flow detection sensor 710 and a first photoelectric sensor 720, the flow detection sensor 710 is arranged on the downpipe 100, the flow detection sensor 710 is electrically connected to the control module 600, and the flow detection sensor 710 is used to detect whether there is water flowing in the downpipe 100. The first photoelectric sensor 720 is arranged on the second side plate 350 and/or the third side plate 360. The optical path of the first photoelectric sensor 720 is parallel to the filter bottom plate 320. The first photoelectric sensor 720 The sensor 720 is electrically connected to the control module 600, and when there is no water flowing in the sewer pipe 100 and the optical path of the first photoelectric sensor 720 is blocked (at this time, the biomass residue in the space to be filtered 303 blocks the optical path of the first photoelectric sensor 720 ), the control module 600 is used to control the closing of the solenoid valve 400 and control the driving mechanism 500 to drive the rotating part 310 to rotate at a preset angle. Preferably, the first photoelectric sensor 720 is a through-beam photoelectric sensor, and the first photoelectric sensor 720 includes a photoelectric transmitter 721 and a photoelectric receiver 722, and the photoelectric transmitter 721 and the photoelectric receiver 722 are respectively installed on the second side plate 350 and the second The three side boards 360 and the photoelectric receiver 722 are electrically connected to the control module 600 .

In the embodiment of the present invention, the water flow detection sensor 710 may be a flow meter or a water flow switch or the like. When the flow detection sensor 710 is a flow meter, when the detection value is 0, there is no water flowing in the sewer pipe 100 , and when the detection value is greater than 0, it can be judged that there is water in the sewer pipe 100 .

Further, the sewage primary treatment device also includes a floating block 810, an elastic membrane 820 and a second photoelectric sensor 830, the second side plate 350 is provided with a sliding chamber 305, bottom water gushing holes 306 and several side water inlet holes 307, the elastic membrane 820 is set in the sliding chamber 305, and the elastic film 820 separates the sliding chamber 305 into a water inlet chamber 305a and a water isolation chamber 305b. The floating block 810 is slidably installed in the water inlet chamber 305a, and one end of the bottom gushing hole 306 is connected to the bottom of the water inlet chamber 305a , the other end communicates with the space to be filtered 303, the water inlet end of the bottom gushing hole 306 is lower than the bottom of the water inlet chamber 305a, one end of the side water inlet hole 307 communicates with the side wall of the water inlet chamber 305a, and the other end communicates with the space to be filtered 303, the side The water inlet hole 307 is arranged horizontally, and the second photoelectric sensor 830 is arranged in the water isolation chamber 305b. The second photoelectric sensor 830 is electrically connected with the control module 600. Pressing against the elastic membrane 820 , the elastic membrane 820 deforms to block the optical path of the second photoelectric sensor 830 , and the control module 600 controls the solenoid valve 400 to close. The embodiment of the present invention does not limit the setting position of the second photoelectric sensor 830. Preferably, the optical path of the second photoelectric sensor 830 is parallel to the elastic mold 820 initially.

In the embodiment of the present invention, the floating block 810 is made of light material with a density lower than that of water, and in order to make the floating block 810 respond in a timely manner, it includes a base 811 and a pressing column 812 installed on the base 811. The base 811 is hollow, and the base The cross section of 811 is larger than that of the pressing column 812 .

The function of setting the elastic membrane 820 is to prevent the sewage from entering the water-isolation cavity 305b and damaging the second photoelectric sensor 830, and the elastic membrane 820 also serves the purpose of triggering the second photoelectric sensor 830 after being deformed by force. Setting the bottom water gushing hole 306 can make the water inlet chamber 305a enter water quickly, so that the floating block 810 can respond in time. The side water inlet hole 307 plays the role of air escape in the early stage, and can form the side wall water inlet in the later stage.

Furthermore, the downpipe 100 is provided with a soft pipe part 110, and the soft pipe part 110 is made of an elastic material. , the soft tube part 110 can expand to form a temporary water storage.

Further, the ratio of the outer diameter of the first side plate 340 to the inner diameter of the first cavity 201 is greater than or equal to 98%. The filter box 200 is provided with an installation opening 203. One end of the installation opening 203 is connected to the outer wall of the filter box 200, and the other end is connected to the first chamber 201. The inner wall of 203 has a water-proof gap 204 , and the inner wall of the first cavity 201 is provided with water-proof lines 205 , and the water-proof lines 205 are arranged around the installation opening 203 . The purpose of providing the water-proof gap 204 and the water-proof lines 205 is to prevent the water flowing out of the downpipe 100 from flowing out along the inner wall of the first cavity 201 . The ratio of the outer diameter of the first side plate 340 to the inner diameter of the first chamber 201 is greater than or equal to 98%, and the water outlet end of the downpipe 100 is installed in the installation opening 203 , so that the utilization rate of the first chamber 201 is improved.

Furthermore, the filter box body 200 is provided with a coaxial and opposite first rotation hole 206a and a second rotation hole 206b, and the two ends of the rotation part 310 are rotatably mounted on the first rotation hole 206a and the second rotation hole 206b respectively. , the driving mechanism 500 is a first motor, the driving mechanism 500 is installed in the filter box 200, the first end of the rotating part 310 is axially provided with a sleeve hole 308, and the output shaft of the first motor 500 is sleeved in the sleeve hole of the rotating part 310 In 308 , the output shaft of the first motor 500 is fixed in the circumferential direction relative to the rotating part 310 and is slidable in the axial direction. Specifically, the casing hole 308 is a hole with a polygonal cross section, and the cross section of the output shaft is adapted to the casing hole 308 , more preferably, the casing hole 308 is a rectangular hole.

The sewage preliminary treatment device also includes a second motor 910, an eccentric ball 920 and an elastic element 930. The filter box 200 is provided with a polarization cavity 207, and the second rotation hole 206b is connected to the polarization cavity 207. The second motor 910 is installed in the filter box 200 , the rotation axis of the second motor 910 is perpendicular to the axis of the rotating part 310, the eccentric ball 920 is fixedly installed on the output shaft of the second motor 910, and the center of the eccentric ball 920 has the same relationship with the rotation axis of the output shaft of the second motor 910. One eccentricity, the elastic element 930 is installed in the casing hole 308 of the rotating part 310, one end of the elastic element 930 is against the output shaft of the first motor 500, the other end is against the inner wall of the casing hole 308, and the second end of the rotating part 310 is against the inner wall of the casing hole 308. Pressed on the eccentric ball 920, when the rotating part 310 rotates a preset angle, the control module 600 controls the second motor 910 to rotate, the rotating part 310 vibrates back and forth along the axial direction, at this time the filter element 300 vibrates along the axial direction of the rotating part 310, The biological residue in the space to be filtered 303 is dumped more thoroughly.

Obviously, when the rotating part 310 vibrates back and forth, both ends of the rotating part 310 are always located at the first rotating hole 206a and the second rotating hole 206b, and the filter element 300 does not interfere with the inner wall of the first cavity 201 .

The advantage of setting the eccentric ball 920 is that the eccentric ball 920 is always in point contact with the rotating part 310 , which reduces the resistance of the rotating part 310 during the rotation process.

The elastic element 930 is arranged in the sleeve hole 308 , since the rotating part 310 and the output shaft of the second motor 910 are circumferentially fixed, the elastic element 930 only bears the axial pressure of the rotating part 310 and the output shaft of the second motor 910 . In the embodiment of the present invention, the structural form of the elastic element 930 is not limited, and the elastic element 930 may be a spring, an air rod, an elastic piece, or the like.

In the embodiment of the present invention, water retaining strips 374 are provided on opposite sides of the deflector 373 . And the first cavity 201 is provided with a support step 220, and the filter bottom plate 320 is initially against the support step 220.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (10)

1. a kind of sewage just processing unit, it is characterised in that the sewage just processing unit include downcomer, filter box, every Plate, filtration members, magnetic valve, drive mechanism, control module；

The downcomer is used to receive sanitary sewage；

The filter box offers the first chamber and dropping channel rotated for the filtration members, and first chamber is fan-shaped chamber, The downcomer is connected with first chamber, and the dropping channel is connected with first chamber；

The dividing plate is arranged at the dropping channel, and the dropping channel is separated into the dividing plate into overboard passage and blanking leads to Road, the dividing plate includes vertical portion and is arranged at the rake of the vertical portion, and the rake is towards the overboard passage one Roll oblique；

The filtration members include rotation section, filtering bottom board, filtering side plate, the first side plate, the second side plate and the 3rd side plate, described turn Dynamic portion is rotatablely installed in the filter box, and the rotation section and the fan-shaped chamber are coaxial, and the filtering bottom board is and described turn The plate-like structure of dynamic integrally connection, the filtering side plate is the plate-like structure being connected with the rotation integrally, First side plate is the arc platy structure concentric with rotation section, and first side plate is connected with the filtering bottom board, described Filtering side plate, second side plate, first side plate and the 3rd side plate connect successively, second side plate, described the Side plate and the 3rd side plate connect with the filtering bottom board, the rotation section, the filtering bottom board, the filtering side Plate, first side plate, second side plate and the 3rd side plate surround to form space to be filtered, filtering bottom board when initial Level, the filtering side plate is tilted, and there is an edge of opening to be in horizontal opening to be filtered, the downcomer in the space to be filtered In sanitary sewage fall into space to be filtered；

The filtration members also include staying water hull, mozzle and deflector, and the back side in water hull and the filtering side plate is surrounded Formed and stay hydrospace, the deflector connects with the rotation section, and the deflector extends to the overboard passage, the water conservancy diversion Connection hydrospace, the other end stayed in pipe one end is communicated to the deflector, and the deflector is resisted against the dividing plate when initial；

The magnetic valve is arranged at the downcomer, and the magnetic valve is electrically connected with the control module；

The drive mechanism is used to drive the rotation section to rotate, and the drive mechanism is electrically connected with the control module；

The control module is used to control the closed electromagnetic valve and controls the drive mechanism to drive the rotation section rotation pre- If angle, the rotation section rotates the projection of the opening to be filtered vertically after predetermined angle and falls into the blanking channel, The filtering side plate turns to vertical state, described adjacent with the rake of the dividing plate in water hull；The control module is also used Drive the rotation section to return back to initial position in controlling the drive mechanism and control the magnetic valve reset.

2. the first processing unit of sewage according to claim 1, it is characterised in that just processing unit also includes stream to the sewage Water-detection sensors and the first photoelectric sensor, the flowing water detection sensor are arranged at the downcomer, the flowing water detection Sensor is electrically connected with the control module, and the flowing water detection sensor is used to detect in the downcomer whether there is current Dynamic, first photoelectric sensor is arranged at second side plate and/or the 3rd side plate, first photoelectric sensor Light path is parallel to the filtering bottom board, and first photoelectric sensor is electrically connected with the control module, when the downcomer In anhydrous flowing and the light path of first photoelectric sensor when being blocked, the control module is used to control the magnetic valve to close Close and control the drive mechanism to drive the rotation section rotation predetermined angle.

3. the first processing unit of sewage according to claim 1, it is characterised in that the just processing unit also includes floating Block, elastic membrane and the second photoelectric sensor, if second side plate offers sliding cavity, ground swell water hole and dry side inlet opening, institute State elastic membrane and be arranged at the sliding cavity, the sliding cavity is separated into intake antrum and water proof chamber, the floating by the elastic membrane Block is slidably mounted on the intake antrum, and ground swell water hole one end is communicated to the bottom of the intake antrum, the other end and connects described Space to be filtered, the water inlet end in the ground swell water hole is less than the bottom of the intake antrum, enters described in the connection of side inlet opening one end Side wall, the other end of water cavity connect the space to be filtered, and the side inlet opening is horizontally disposed with, and second photoelectric sensor is set In the water proof chamber, second photoelectric sensor is electrically connected with the control module, when intake antrum water inlet is described floating Motion block floating pre-determined distance, elastic membrane described in the rocker piece top pressure makes it block the light path of second photoelectric sensor, institute State control module and control the closed electromagnetic valve.

4. the first processing unit of sewage according to claim 3, it is characterised in that the downcomer is provided with soft pipe portion.

5. the first processing unit of sewage according to claim 1, it is characterised in that the external diameter of first side plate and described the The ratio between internal diameter of one chamber is more than or equal to 98%；The filter box offers construction opening, and construction opening one end connection is described Filter box outer wall, one end are communicated to first chamber, and the water side of the downcomer is installed on the construction opening, it is described under The water side of water pipe and the inwall of the construction opening have water proof gap, and the inwall of first chamber is provided with water proof lines, The water proof lines is set around the construction opening.

6. the first processing unit of sewage according to claim 1, it is characterised in that the filter box offers coaxial and phase To the first rotation hole and the second rotation hole of setting, the rotation section is rotatablely installed in first rotation hole and described second Rotation hole, the drive mechanism is the first motor, and the drive mechanism is installed on the filter box, the first of the rotation section End axially offers set hole, and the output sleeve of first motor is connected in the set hole of the rotation section, first motor Output shaft is circumferentially fixed relative to the rotation section, axially slidable；The sewage just processing unit also include the second motor, partially Bulbus cordis and flexible member, the filter box offer polarization chamber, and second rotation hole is communicated to the polarization chamber, described Two motors are installed on the filter box, the pivot center of second motor perpendicular to the rotation section axis, it is described partially Bulbus cordis is fixedly installed in the output shaft of second motor, and the output shaft of the centre of sphere of the eccentric sphere and second motor has One eccentric throw, the flexible member is installed in the set hole of the rotation section, described flexible member one end and first motor Output shaft offset, the other end and the inwall in the set hole offset, the second end of the rotation section presses on the eccentric sphere, when The rotation section is rotated after predetermined angle, and the control module controls second motor to rotate.

7. the first processing unit of sewage according to claim 1, it is characterised in that the opposite sides side of the deflector is set There is water bar.

8. the first processing unit of sewage according to claim 1, it is characterised in that and first intracavitary is provided with a support Step, the filtering bottom board is resisted against the support level when initial.

9. the first processing unit of sewage according to claim 3, it is characterised in that the rocker piece is less than water using density Light material is made, and the rocker piece includes base and is installed on the top pressure post of the base, and the base is in hollow, the bottom The cross section of seat is more than top pressure post.

10. the first processing unit of sewage according to claim 6, it is characterised in that the flexible member is spring.