CN114832492B - Filter equipment is used in sewage treatment of rural environment - Google Patents
Filter equipment is used in sewage treatment of rural environment Download PDFInfo
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- CN114832492B CN114832492B CN202210629930.8A CN202210629930A CN114832492B CN 114832492 B CN114832492 B CN 114832492B CN 202210629930 A CN202210629930 A CN 202210629930A CN 114832492 B CN114832492 B CN 114832492B
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- airflow
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
- B01D33/155—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces the filtering surface being parallel to the rotation axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses a filtering device for sewage treatment in rural environments, which comprises: the mounting frames are symmetrically arranged at the left side and the right side of the sewage flow channel; the fixed shaft seats are arranged corresponding to the mounting frames and are fixed on the upper end surfaces of the mounting frames; the central shaft can transversely penetrate through the fixed shaft seat in a relative rotating manner; the filter screen plates are arranged in a plurality of circumferential arrays, and each filter screen plate is arranged on the central shaft; the flow limiting frame body is embedded and fixed in the sewage flowing channel and can be matched and fit with the filter screen plate in an adaptive manner; the external discharging and conveying frame is arranged on one side of one of the mounting frames and can timely push out, discharge and convey the garbage sundries on the filter screen plate; and the airflow pollution discharge assemblies are arranged in a plurality, and each airflow pollution discharge assembly is vertically embedded and installed on each filter screen plate.
Description
Technical Field
The invention belongs to the technical field of sewage treatment equipment, and particularly relates to a filtering device for sewage treatment in rural environments.
Background
In the rural environment treatment process, rural sewage treatment is one of the main works. Rural domestic sewage comprises kitchen sewage, bath sewage, livestock raising sewage and other types; with the continuous promotion of new rural construction in China, rural domestic sewage is gradually changed from the past condition of random discharge to a modern treatment mode of centralized treatment. The existing rural sewage treatment is carried to a sewage treatment plant through a pipeline buried underground, and after various process treatments, the sewage gradually reaches the discharge standard. At present, in the primary filtration of sewage, floating garbage is doped in the sewage, so that the phenomenon of accumulation and blockage in a filtering device is extremely easy to occur during filtration, and at the moment, the floating garbage is required to be manually fished, so that time and labor are wasted;
accordingly, a person skilled in the art provides a filtering device for sewage treatment in rural environments to solve the problems set forth in the background art.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: a filtration device for sewage treatment in rural environments, comprising:
the mounting frames are symmetrically arranged at the left side and the right side of the sewage flow channel;
the fixed shaft seats are arranged corresponding to the mounting frames and are fixed on the upper end surfaces of the mounting frames;
the central shaft is arranged between the fixed shaft seats in a relatively rotatable and transverse penetrating way, one mounting frame is provided with a driving motor, and the output end of the driving motor is connected with the central shaft;
the filter screen plates are arranged in a plurality of circumferential arrays, and each filter screen plate is arranged on the central shaft; the filter screen plate can circumferentially rotate along with the central shaft and perform primary filtration on sewage in the sewage flow channel;
the flow limiting frame body is embedded and fixed in the sewage flowing channel and can be matched and fit with the filter screen plate in an adaptive manner;
the external discharging and conveying frame is arranged on one side of one of the mounting frames and can timely push out, discharge and convey the garbage sundries on the filter screen plate; and
the air flow blowdown components are arranged in a plurality, each air flow blowdown component is vertically embedded and installed on each filter screen plate, and can assist the filter screen plate to remove the garbage sundries adhered to the surface of the filter screen plate when the filter screen plate filters and salvages the garbage sundries in sewage, so that the surface blowdown of the filter screen plate is matched with an external discharge frame.
Further, preferably, the method further comprises:
the sliding guide frame is transversely fixed on the mounting frame;
the first driving seat is arranged on the sliding guide frame in a relatively transverse sliding manner, and a plurality of supporting rods are transversely and symmetrically fixed on one side of the first driving seat; and
the inner filter screen is connected with each supporting rod, the filter screen plate is of a double-layer plate frame structure, and the inner filter screen is arranged in the filter screen plate in a sliding manner; the inner filter screen is provided with meshes corresponding to the filter screen plate.
Further, preferably, the air flow blowdown assembly includes:
the main airflow discharging piece is arranged on the filter screen plate in a universal rotation mode through a rolling shaft, and a gear plate is vertically fixed on the filter screen plate;
the rear filter plates are arranged corresponding to the filter screen plates, an outer guide sleeve is sleeved on the central shaft, one end of each rear filter plate is fixed on the outer guide sleeve, a plurality of concave positions corresponding to the main airflow discharging pieces are arranged on the rear filter plates, and the lower ends of the main airflow discharging pieces are arranged in the concave positions through the universal rotation of the rolling shafts;
the second driving seat is arranged on the mounting frame in a sliding manner, and one end of the second driving seat is connected with the outer guide sleeve through a plurality of connecting rods; and
and the air flow pipes are arranged corresponding to the main air flow discharging pieces, one ends of the air flow pipes are connected to the main air flow discharging pieces, and the other ends of the air flow pipes are communicated with an external negative pressure pump.
Further, preferably, the main air flow discharging member includes:
an outer shaft tube which is constructed into a double-layer tube body structure, wherein a plurality of air flow holes are formed in the inner cavity of the outer shaft tube;
the fixed cover body is coaxially fixed on the outer shaft tube, and an inner fence net is arranged in the fixed cover body;
the sealing inner tube is coaxially fixed in the outer shaft tube and is communicated with the inner cavity of the outer shaft tube through an airflow hole;
the exhaust pieces are circumferentially arranged and are hinged on the sealed inner pipe in a sealing manner;
the circumference of the guide frame is vertically arranged in the sealed inner tube, and the other end of the exhaust piece is universally hinged on the guide frame; and
and the air supply outer tube is communicated with the outer shaft tube.
Further, preferably, the method further comprises:
the rotating ring seat is arranged in the outer shaft tube and positioned below the guide frame in a relatively rotatable manner, a micro motor is arranged in the outer shaft tube, and the output end of the micro motor is connected with the rotating ring seat through a gear meshing effect for transmission;
the telescopic guide rods are arranged corresponding to the guide frames, one ends of the telescopic guide rods are hinged to the rotating ring seat, and the telescopic ends of the telescopic guide rods are hinged to the guide frames.
Further, preferably, the vertical deflection angle of each of the exhaust pieces is in the range of 0 ° to 70 °.
Further, preferably, the central shaft is configured as a hollow pipe body structure, the vertical limit of each filter screen plate which can slide relatively is arranged on the central shaft, the filter screen plates are symmetrically connected with inner springs, and one ends of the inner springs are connected with the central shaft;
and a top position shaft is coaxially arranged in the central shaft, one end of the filter screen plate is rotatably provided with a wheel shaft, the wheel shaft is abutted against the top position shaft for contact, and a plurality of track notches are formed in the top position shaft.
Further, preferably, the track notches are arranged on the top position shaft in an arc-shaped manner, and a saw tooth slot is arranged between adjacent track notches on the outer surface of the top position shaft.
Further, preferably, the upper end surface of the flow-limiting frame body is of an arc structure, and a plurality of air flow spraying seats are obliquely embedded and fixed on the flow-limiting frame body.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the central shaft is arranged above the sewage flowing channel, and the plurality of filter screen plates on the central shaft can be matched with sewage in the sewage flowing channel to perform primary filtration under the rotation action, so that garbage and sundries floating on the sewage can be removed through primary filtration, and the phenomenon of blocking a sewage treatment device in the later stage is avoided;
the invention is characterized in that the air flow pollution discharge assembly is arranged on each filter screen plate, and can be used for carrying out negative pressure adsorption on garbage and sundries in sewage, and on the other hand, the air flow pollution discharge assembly can be used for providing positive discharge air pressure after the garbage and sundries floating on the sewage are filtered and salvaged by the filter screen plates, so that the garbage and sundries adhered on the filter screen plates can be pushed and discharged completely through the external discharge frame, and the adhesion phenomenon is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the inner screen according to the present invention;
FIG. 3 is a schematic view of an airflow blowdown assembly according to the present invention;
FIG. 4 is a schematic view of the main air flow exhaust member according to the present invention;
FIG. 5 is a schematic view of the structure of the top shaft according to the present invention;
FIG. 6 is a schematic view of a flow-limiting frame according to the present invention;
in the figure: 1 a mounting frame, 11 a fixed shaft seat, 12 a central shaft, 13 a driving motor, 2 a filter screen plate, 21 a first driving seat, 22 a supporting rod, 23 an inner filter screen, 3 an air flow pollution discharge assembly, 31 a rear filter plate, 33 an air flow pipe, 4 a main air flow discharge piece, 41 an outer shaft tube, 42 a sealing inner tube, 43 an air discharge piece, 44 a fixed cover body, 45 an inner fence net, 46 an air supply outer tube, 47 a guide frame, 48 a rotating ring seat, 49 a telescopic guide rod, 5 a top position shaft, 51 a track notch, 6 a flow limiting frame body and 61 an air flow spraying seat.
Description of the embodiments
Referring to fig. 1, in an embodiment of the present invention, a filtering device for sewage treatment in rural environments includes:
the installation frame 1 is arranged at the left and right sides of the sewage flow channel in a bilateral symmetry way;
the fixed shaft seats 11 are arranged corresponding to the mounting frames 1, and the fixed shaft seats 11 are fixed on the upper end surfaces of the mounting frames 1;
the central shaft 12 is arranged between the fixed shaft seats 11 in a relatively rotatable and transverse penetrating manner, one of the mounting frames 1 is provided with a driving motor 13, and the output end of the driving motor 13 is connected with the central shaft 12;
the filter screen plates 2 are arranged in a plurality of circumferential arrays, each filter screen plate 2 is mounted on the central shaft 12, and the filter screen plates 2 can circumferentially rotate along with the central shaft 12 and perform primary filtration on sewage in the sewage flow channel; the sewage flowing direction in the sewage flowing channel is the direction opposite to the filter screen plate, and the filter screen plate can perform primary sewage filtering under corresponding circumferential rotation so as to remove garbage and sundries in the sewage in time;
the flow limiting frame body 6 is embedded and fixed in the sewage flow channel, and the flow limiting frame body 6 can be matched and fit with the filter screen plate 2;
the external discharging frame (not shown in the figure) is arranged on one side of one mounting frame 1, and can timely push out and discharge the garbage sundries on the filter screen plate 2, wherein when the filter screen plate is used specifically, after the garbage sundries in sewage are filtered and salvaged under rotation, the garbage sundries can be carried by the filter screen plate at the moment, and the external discharging frame can transversely push the garbage sundries on the surface of the corresponding filter screen plate after the corresponding filter screen plate rotates to be horizontal or lower than 30 degrees, and particularly, a conveying belt can be arranged on the opposite side of the external discharging frame so as to realize garbage transmission; and
the airflow blowdown subassembly 3, for arranging a plurality of that set up, each airflow blowdown subassembly 3 all perpendicular embedding is installed in each filter screen plate 2, airflow blowdown subassembly 3 can be when the filter screen plate filters the salvage to rubbish debris in the sewage, assist filter screen plate 2 gets rid of the rubbish debris of adhesion on its surface to cooperate the peripheral hardware to send the frame to filter screen plate 2 surface blowdown.
In this embodiment, the method further includes:
the sliding guide frame is transversely fixed on the mounting frame 1;
the first driving seat 21 is arranged on the sliding guide frame in a relatively transverse sliding manner, and a plurality of supporting rods 22 are transversely and symmetrically fixed on one side of the first driving seat 21; and
the inner filter screen 23 is connected with each support rod 22, the filter screen plate 2 is of a double-layer plate frame structure, and the inner filter screen 23 is arranged in the filter screen plate 2 in a sliding manner; the inner filter screen 23 is provided with a plurality of holes corresponding to the filter screen plate 2, that is, the inner filter screen can horizontally move relative to the filter screen plate under the action of the transverse displacement of the first driving seat, and the filter screen plate and the inner filter screen are combined to form filter holes with different hole diameters, so that the use universality is improved, and it is noted that the inner filter screen is correspondingly provided with a plurality of mounting holes corresponding to the air flow pollution discharge assembly, and the inner diameter of each mounting hole is far greater than the outer diameter of the air flow pollution discharge assembly.
As a preferred embodiment, the air flow blowdown assembly 3 comprises:
the main airflow discharging piece 4 is arranged on the filter screen plate 2 in a universal rotation way through a rolling shaft, and a gear plate is vertically fixed on the filter screen plate 2;
the rear filter plates 31 are arranged corresponding to the filter screen plates 2, an outer guide sleeve is sleeved on the central shaft 12, one end of each rear filter plate 31 is fixed on the outer guide sleeve, a plurality of concave positions corresponding to the main air flow discharging pieces 4 are arranged on the rear filter plates 31, and the lower ends of the main air flow discharging pieces 4 are arranged in the concave positions through the universal rotation of rolling shafts;
the second driving seat is arranged on the mounting frame 1 in a sliding manner, and one end of the second driving seat is connected with the outer guide sleeve through a plurality of connecting rods; and
and the airflow pipes 33 are correspondingly arranged with the main airflow discharging pieces 4, one ends of the airflow pipes 33 are connected to the main airflow discharging pieces 4, and the other ends of the airflow pipes are communicated with an external negative pressure pump (not shown in the figure), wherein the external negative pressure pump can provide negative pressure adsorption power for the main airflow discharging pieces through the airflow pipes, so that when the filter screen plate stretches into sewage in use, at the moment, the main airflow discharging pieces can adsorb garbage and sundries in the negative pressure discharging, the accumulation and blockage of the garbage and sundries in the sewage flowing channel are avoided, and the filtering and salvaging effect is improved.
In this embodiment, the main air flow discharging member 4 includes:
an outer shaft tube 41 configured into a double-layer tube structure, wherein a plurality of air flow holes are formed in an inner cavity of the outer shaft tube 41;
a fixed cover 44 coaxially fixed on the outer shaft tube 41, wherein an inner fence 45 is arranged in the fixed cover 44;
a sealed inner tube 42 coaxially fixed in the outer shaft tube 41 and communicated with the inner cavity of the outer shaft tube 41 through an air flow hole;
the exhaust members 43 are arranged in a plurality of circumferentially arranged manner, and each exhaust member 43 is hermetically hinged on the sealed inner tube 42;
a guide frame 47, the circumference of which is vertically arranged in the sealed inner tube 42, and the other end of the exhaust piece 43 is universally hinged on the guide frame 47; and
the air supply outer pipe 46 is communicated with the outer pipe 41, that is, when the filter screen plate finishes filtering and salvaging the garbage sundries, the filter screen plate is in a horizontal state, and each air exhaust piece can exhaust air on the outer pipe, so that the garbage sundries (especially including disposable plastic bags, waste papers, knitted fabrics and the like) adhered on the filter screen plate can be separated from the filter screen plate in time, and the outer discharge frame can perform corresponding pushing work.
In this embodiment, the method further includes:
the rotating ring seat 48 is rotatably arranged in the outer shaft pipe 41 and positioned below the guide frame 47, a micro motor is arranged in the outer shaft pipe 41, and the output end of the micro motor is connected with the rotating ring seat 48 for transmission through a gear meshing effect;
the telescopic guide rods 49 are correspondingly arranged with the guide frames 47, one ends of the telescopic guide rods 49 are hinged to the rotating ring seat 48, and the telescopic ends of the telescopic guide rods are hinged to the guide frames 47, that is, on one hand, the telescopic guide rods can enable the exhaust pieces to be in a completely upward inclined state under telescopic conditions, the outer shaft tube can provide vertical gathering airflow, on the other hand, in the incomplete upward inclination of the exhaust pieces, the rotating ring seat can drive the exhaust pieces to perform angle deflection under rotation, and at the moment, spiral staggered states can be formed between the exhaust pieces, so that the outer shaft tube can provide spiral diffusion airflow, and therefore various working modes are formed.
In this embodiment, the vertical deflection angle of each exhaust piece 43 ranges from 0 ° to 70 °, especially, in use, when the filter screen plate is in a horizontal state, the outer shaft tube can provide a vertical collecting air flow at this time, so that the garbage sundries on the filter screen plate can be pushed out in time during the horizontal pushing of the outer discharge frame; when the filter screen plate deflects and is in an inclined state, the outer shaft pipe can provide diffusion airflow, so that garbage and sundries adhered to the filter screen plate can be separated from the filter screen plate under the influence of the airflow, and the external discharging and conveying frame can perform pushing operation again, so that the garbage and sundries are prevented from flowing into the subsequent treatment device along with sewage.
As a preferred embodiment, the central shaft 12 is configured as a hollow pipe body structure, the vertical limit of each filter screen plate 2 which can slide relatively is arranged on the central shaft 12, the filter screen plates 2 are symmetrically connected with inner springs, and one ends of the inner springs are connected with the central shaft 12;
and a top position shaft 5 is coaxially arranged in the central shaft 12, one end of the filter screen plate 2 is rotatably provided with a wheel shaft, the wheel shaft is abutted against the top position shaft 5, and a plurality of track notches 51 are formed in the top position shaft 5.
In this embodiment, track notch 51 arc arrangement sets up on the roof position axle 5, just the surface of roof position axle 5 is located and is equipped with the serration groove between the adjacent track notch 51, especially after the filter screen board deflects to the horizontality, the one end of filter screen board can be followed a position axle surface through the shaft this moment to form horizontal vibration when passing through each track notch, further prevent to filter rubbish adhesion, especially when passing through the serration groove, can provide high frequency vibration effect, antiseized attaching effect is strong.
In this embodiment, the upper end surface of the flow-limiting frame 6 is configured as an arc structure, and a plurality of air-flow spraying seats 61 are obliquely embedded and fixed on the flow-limiting frame 6. Wherein the flow-limiting frame body can be tightly matched with the filter screen plate, so that filter gaps are avoided;
specifically, in use, the filter screen board can be rotatably set up on the sewage flow path through the center pin, and the filter screen board can filter the salvage to rubbish debris in the sewage under rotatory this moment to realize primary filter effect, especially in filtering, the waste debris in the sewage can be adsorbed to the negative pressure of air current blowdown subassembly on the one hand, on the other hand, it can provide the forward atmospheric pressure of arranging, so that the rubbish debris of adhesion on the filter screen board can be through the complete propelling movement of peripheral hardware frame of arranging and discharge, avoid appearing the adhesion phenomenon, the filter effect is strong.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. A filter equipment for sewage treatment of rural environment, its characterized in that: it comprises the following steps:
the mounting frames (1) are erected on the left side and the right side of the sewage flow channel in a bilateral symmetry manner;
the fixed shaft seats (11) are arranged corresponding to the mounting frames (1), and the fixed shaft seats (11) are fixed on the upper end surfaces of the mounting frames (1);
the central shaft (12) can transversely penetrate through the fixed shaft seats (11) in a relative rotating manner, a driving motor (13) is mounted on one mounting frame (1), and the output end of the driving motor (13) is connected with the central shaft (12);
the filter screen plates (2) are arranged in a plurality of circumferential arrays, each filter screen plate (2) is arranged on the central shaft (12), and the filter screen plates (2) can circumferentially rotate along with the central shaft (12) and perform primary filtration on sewage in the sewage flow channel;
the flow limiting frame body (6) is embedded and fixed in the sewage flow channel, and the flow limiting frame body (6) can be matched and fit with the filter screen plate (2);
the external discharging and conveying frame is arranged on one side of one mounting frame (1) and can timely push out and convey the garbage and sundries on the filter screen plate (2); and
the airflow pollution discharge assemblies (3) are arranged in a plurality, each airflow pollution discharge assembly (3) is vertically embedded and arranged on each filter screen plate (2), and the airflow pollution discharge assemblies (3) can assist the filter screen plates (2) to remove the garbage and sundries adhered to the surfaces of the filter screen plates when the filter screen plates filter and salvage the garbage and sundries in sewage, so that the surface of the filter screen plates (2) is polluted by matching with an external conveying frame;
the air flow pollution discharge assembly (3) comprises:
the main airflow discharging piece (4) is arranged on the filter screen plate (2) in a universal rotation mode through a rolling shaft, and a gear plate is vertically fixed on the filter screen plate (2);
the rear filter plates (31) are arranged corresponding to the filter screen plates (2), an outer guide sleeve is sleeved on the central shaft (12), one end of each rear filter plate (31) is fixed on the outer guide sleeve, a plurality of concave positions corresponding to the main airflow discharging pieces (4) are arranged on the rear filter plates (31), and the lower ends of the main airflow discharging pieces (4) are arranged in the concave positions through universal rotation of rolling shafts;
the second driving seat is arranged on the mounting frame (1) in a sliding manner, and one end of the second driving seat is connected with the outer guide sleeve through a plurality of connecting rods; and
and the airflow pipes (33) are arranged corresponding to the main airflow discharging pieces (4), one ends of the airflow pipes (33) are connected to the main airflow discharging pieces (4), and the other ends of the airflow pipes are communicated with an external negative pressure pump.
2. The filtration device for sewage treatment in rural environments according to claim 1, wherein: the filter device further includes:
the sliding guide frame is transversely fixed on the mounting frame (1);
the first driving seat (21) is arranged on the sliding guide frame in a relatively transverse sliding manner, and a plurality of supporting rods (22) are transversely and symmetrically fixed on one side of the first driving seat (21); and
the inner filter screen (23) is connected with each supporting rod (22), the filter screen plate (2) is of a double-layer plate frame structure, and the inner filter screen (23) is arranged in the filter screen plate (2) in a sliding manner; the inner filter screen (23) is provided with meshes corresponding to the filter screen plate (2).
3. The filtration device for sewage treatment in rural environments according to claim 1, wherein: the main air flow exhaust (4) comprises:
an outer shaft tube (41) which is constructed into a double-layer tube body structure, wherein a plurality of air flow holes are formed in an inner cavity of the outer shaft tube (41);
a fixed cover body (44) coaxially fixed on the outer shaft tube (41), wherein an inner fence (45) is arranged in the fixed cover body (44);
the sealing inner tube (42) is coaxially fixed in the outer shaft tube (41) and is communicated with the inner cavity of the outer shaft tube (41) through an airflow hole;
the exhaust pieces (43) are arranged in a circumferential manner, and each exhaust piece (43) is hermetically hinged on the sealed inner tube (42);
the guide frame (47) is vertically arranged in the sealed inner tube (42) in the circumference, and the other end of the exhaust piece (43) is articulated on the guide frame (47) in a universal way; and
and an air supply outer pipe (46) communicated with the outer shaft pipe (41).
4. A filtration device for sewage treatment in rural environments according to claim 3, wherein: further comprises:
the rotating ring seat (48) is arranged in the outer shaft tube (41) and positioned below the guide frame (47) in a relatively rotatable manner, a micro motor is arranged in the outer shaft tube (41), and the output end of the micro motor is connected with the rotating ring seat (48) for transmission through a gear meshing effect;
the telescopic guide rods (49) are arranged corresponding to the guide frames (47), one ends of the telescopic guide rods (49) are hinged to the rotating ring seat (48), and the telescopic ends of the telescopic guide rods are hinged to the guide frames (47).
5. The filtration device for sewage treatment in rural environments according to claim 4, wherein: the vertical deflection angle of each exhaust piece (43) ranges from 0 DEG to 70 deg.
6. The filtration device for sewage treatment in rural environments according to claim 1, wherein: the central shaft (12) is constructed into a hollow pipe body structure, the vertical limit of each filter screen plate (2) which can slide relatively is arranged on the central shaft (12), the filter screen plates (2) are symmetrically connected with inner springs, and one end of each inner spring is connected with the central shaft (12);
and a top position shaft (5) is coaxially arranged in the central shaft (12), one end of the filter screen plate (2) is rotatably provided with a wheel shaft, the wheel shaft is abutted against and contacted with the top position shaft (5), and a plurality of track notches (51) are formed in the top position shaft (5).
7. The filtration device for sewage treatment in rural environments according to claim 6, wherein: the track notches (51) are arranged on the top position shaft (5) in an arc-shaped manner, and saw tooth grooves are formed in the position, between the adjacent track notches (51), of the outer surface of the top position shaft (5).
8. The filtration device for sewage treatment in rural environments according to claim 1, wherein: the upper end face of the flow-limiting frame body (6) is of an arc-shaped structure, and a plurality of airflow spraying seats (61) are obliquely embedded and fixed on the flow-limiting frame body (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210629930.8A CN114832492B (en) | 2022-06-06 | 2022-06-06 | Filter equipment is used in sewage treatment of rural environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210629930.8A CN114832492B (en) | 2022-06-06 | 2022-06-06 | Filter equipment is used in sewage treatment of rural environment |
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| CN114832492A CN114832492A (en) | 2022-08-02 |
| CN114832492B true CN114832492B (en) | 2023-05-30 |
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| CN202210629930.8A Active CN114832492B (en) | 2022-06-06 | 2022-06-06 | Filter equipment is used in sewage treatment of rural environment |
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| CN114149037B (en) * | 2021-11-12 | 2023-09-01 | 淮南师范学院 | Aquaculture sewage pretreatment device |
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