Joint household type rural domestic sewage treatment device

Abstract

The invention discloses a joint household type rural domestic sewage treatment device, and relates to the technical field of sewage treatment. The closed box is fixedly arranged at one end of the main water pipe, a sealing plate is rotationally connected into an opening in the right side wall of the closed box through a sealing bearing, the flushing pipe is fixedly arranged in the closed box in a penetrating mode, one end of the flushing pipe is connected with an external water pump, and the sealing plate rotationally sleeves the flushing pipe through the sealing bearing. The front side of the filter plate is downwards inclined, a through residue storage box is fixedly arranged on the front side wall of the residue filtering box, and a cleaning mechanism matched with the filter plate is arranged in the residue filtering box, so that sludge or impurities and the like adhered to the inner wall of the main water pipe can be scraped and cleaned, and blockage caused by accumulation of the sludge and the impurities in the main water pipe is avoided; the filter plate can be cleaned, the maintenance period of the device is fully prolonged, the service life is prolonged, and the use cost is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of sewage treatment, and in particular to a household-linked rural domestic sewage treatment device. Background Art

[0002] Domestic sewage is generally treated in a centralized manner. The domestic sewage of each household will flow into the main pipe through various tributary pipes, and then the main pipe will discharge the domestic sewage into the sewage treatment device for treatment. However, the residential environment in rural areas is not dense, which is not only inconvenient to arrange full-time personnel for maintenance, but also the overly long main pipe is difficult to be effectively cleaned. This makes it easy for sludge and impurities to accumulate and adhere in the main pipe, thereby causing blockage of the main pipe. In addition, the existing sewage treatment device usually uses a filter plate to filter out impurities contained in the sewage. If the filter plate is not cleaned regularly, it will also affect the filtering efficiency of the filter plate for sewage. Therefore, there is an urgent need for a household-based rural domestic sewage treatment device. Summary of the invention

[0003] The purpose of the present invention is to provide a rural domestic sewage treatment device with reasonable design and convenient use to solve the above problems in view of the defects and shortcomings of the prior art.

[0004] To achieve the above purpose, the technical solution adopted by the present invention is: it comprises a treatment device body, a filter residue box, a main water pipe and a branch pipe, the treatment device body is fixedly provided with a filter residue box, the left wall of the filter residue box is connected with a main water pipe, and the main water pipe is connected with several branch pipes;

[0005] It also contains:

[0006] A closed box, the closed box is fixedly arranged at one end of the main water pipe, a sealing plate is rotatably connected to the opening on the right wall of the closed box through a sealing bearing, and a silt scraping mechanism is arranged on the sealing plate;

[0007] A flushing pipe, wherein the flushing pipe is fixedly installed in the closed box, one end of the flushing pipe is connected to an external water pump, and a sealing plate is rotatably sleeved on the flushing pipe through a sealing bearing;

[0008] A filter plate, wherein the filter plate is fixedly arranged in a filter residue box, and the filter plate is arranged with the front side tilted downward, a slag storage box intersecting the filter residue box is fixedly arranged on the front side wall of the filter residue box, and a cleaning mechanism cooperating with the filter plate is arranged in the filter residue box;

[0009] Through the above technical scheme, the scraping mechanism can scrape out the silt or impurities accumulated on the inner wall of the main water pipe, and use the water sprayed from the flushing pipe to flush out the silt or impurities in the main water pipe, thereby cleaning the inside of the main water pipe, and the cleaning mechanism can clean the filter plate, fully extending the maintenance cycle of the treatment device, increasing its service life, and reducing its use cost.

[0010] Preferably, the sludge scraping mechanism comprises:

[0011] A No. 1 motor, the No. 1 motor is fixedly arranged on the left side wall of the closed box, a driving rod is rotatably connected to the closed box through a bearing, an output shaft of the No. 1 motor is fixedly connected to the driving rod, a No. 1 gear is fixedly sleeved on the driving rod, and a No. 1 gear ring meshing with the No. 1 gear is fixedly arranged on the left side wall of the sealing plate;

[0012] There are two scraping bars, which are movably disposed on the front and rear sides of the inner ring wall of the main water pipe, and one end of the scraping bar is fixedly connected to the sealing plate, and a silt breaking mechanism is provided on the scraping bar;

[0013] Through the above technical scheme, when the No. 1 motor drives the driving rod to rotate, the engagement of the No. 1 gear and the No. 1 gear ring can make the sealing plate drive the scraper to rotate in the main water pipe, so that the scraper can scrape out the silt impurities adhered or accumulated on the inner wall of the main water pipe.

[0014] Preferably, rotating rings are rotatably arranged in the several annular grooves opened on the inner wall of the main water pipe, and the scraper strips are fixedly arranged on the inner ring walls of the several rotating rings. The rotating rings can provide auxiliary support for the scraper strips, thereby improving the stability of the scraper strips.

[0015] Preferably, the silt breaking mechanism comprises:

[0016] A number one rotating shaft, wherein the number one rotating shaft is several and is respectively rotatably inserted on the two scraping strips through bearings, a worm gear is fixedly sleeved on the number one rotating shaft, and the worm gear is located inside the scraping strip, and a silt breaking rod is fixedly arranged on the number one rotating shaft, and the silt breaking rod is located outside the scraping strip;

[0017] There are two worms, which are rotatably arranged in two scraping strips through bearings respectively. The worms are meshed with the worm wheels. Two second rotating shafts are rotatably passed through the sealing plate through bearings, and the second rotating shafts are connected to one end of the worms;

[0018] A second gear ring, the second gear ring is fixedly arranged on the left inner wall of the closed box, a third gear ring is fixedly arranged on the left inner wall of the closed box at the outer position of the second gear ring, and several sections of tooth patterns on the second gear ring and the third gear ring are staggered;

[0019] The second gear includes two gears, which are fixedly sleeved on two second rotating shafts respectively, and the second gear ring and the third gear ring are both meshed with the second gear;

[0020] Through the above technical scheme, when the sealing plate drives the scraper to rotate in the main water pipe, the No. 2 gear will also revolve in the closed box, and by utilizing the staggered setting of several sections of tooth patterns on the No. 2 gear ring and the No. 3 gear ring, the No. 2 gear can synchronously rotate back and forth in both directions, and through the meshing of the worm wheel and the worm, the silt breaking rod can swing back and forth left and right, so that the silt breaking rod can break up large pieces of silt or impurities in the main water pipe, thereby improving the cleaning effect and efficiency in the main water pipe.

[0021] Preferably, the cleaning mechanism comprises:

[0022] A second motor, wherein the second motor is fixedly arranged on the rear side wall of the filter residue box, and a threaded rod is rotatably arranged in the filter residue box through a bearing;

[0023] A movable plate, wherein the movable plate is slidably arranged in the filter residue box through a slide rail pair, the threaded rod is threadedly rotated and penetrated on the movable plate, a cleaning brush is slidably arranged at the bottom of the movable plate through the slide rail pair, and the cleaning brush is movably arranged on the upper part of the filter plate;

[0024] Through the above technical solution, when the No. 2 motor drives the threaded rod to rotate, the movable plate moves in the filter residue box, so that the cleaning brush moves on the filter plate to achieve cleaning of the filter plate.

[0025] Preferably, a water outlet pipe is fixedly arranged at the bottom of the movable plate at the front side of the cleaning brush, a plurality of water outlet holes are arranged at the bottom of the water outlet pipe, a hose is connected to the water outlet pipe, and one end of the hose passes through the filter slag box and is connected to an external water pump;

[0026] Through the above technical solution, the external water pump can supply water to the hose, so that the water can fall onto the filter plate through the water outlet holes on the water outlet pipe, thereby improving the cleaning effect of the cleaning brush on the filter plate.

[0027] Preferably, a No. 3 motor is fixedly arranged on the upper part of the movable plate, and a rotating disk is fixedly arranged after the output shaft of the No. 3 motor passes through the movable plate, and a connecting rod is rotatably connected to the bottom of the rotating disk through a shaft and a bearing, and one end of the connecting rod is rotatably connected to the cleaning brush through a shaft and a bearing;

[0028] Through the above technical solution, when the No. 3 motor drives the rotating disk to rotate, the connecting rod can drive the cleaning brush to move back and forth left and right, thereby further improving the cleaning effect of the cleaning brush on the filter plate.

[0029] Preferably, the movable sleeve at the other end of the flushing pipe is provided with a sealing cover, a vertical plate is fixedly provided on the upper part of the sealing cover, a turning frame is connected between the vertical plate and the flushing pipe, a torsion spring is provided on the movable sleeve of the turning frame, and the two ends of the torsion spring are respectively connected to the vertical plate and the flushing pipe;

[0030] Through the above technical solution, when cleaning the inside of the main water pipe, the high-pressure water sprayed from the flush pipe can flush the sealing cover open and flip it over. During daily use, the rebound thrust provided by the torsion spring on the vertical plate can keep the sealing cover in contact with the end of the flush pipe and provide protection, preventing silt or impurities from entering the flush pipe.

[0031] Preferably, a waterproof cover is fixedly provided at the bottom of the filter plate, and a vibration motor is fixedly provided inside the waterproof cover. The vibration motor can drive the filter plate to vibrate during startup, thereby accelerating the efficiency of moving impurities filtered out from the upper part of the filter plate into the slag storage box, thereby avoiding the accumulation of a large amount of impurities on the filter plate and affecting the filtration efficiency of sewage.

[0032] Compared with the prior art, the present invention has the following beneficial effects:

[0033] 1. Through the cooperation of the closed box, sealing plate, silt scraping mechanism and flushing pipe, the silt and impurities on the inner wall of the main water pipe can be scraped off and flushed out, so as to realize the convenient cleaning of the inside of the main water pipe and avoid the main water pipe being blocked by silt and impurities during long-term use;

[0034] 2. Through the cooperation of the silt-breaking mechanism, the silt-breaking rod can be used to break up the large silt and impurities in the main water pipe, so as to avoid the large silt and impurities that are difficult to be flushed out by the water flow, which will affect the cleaning efficiency and effect inside the main water pipe;

[0035] 3. The sealing cover can provide protection for the end of the flushing pipe to prevent silt or impurities from entering the flushing pipe during daily use of the main water pipe;

[0036] 4. When the cleaning brush moves back and forth, the No. 3 motor can be started to drive the rotating disk to rotate, and the connecting rod can be used to make the cleaning brush move back and forth, thereby improving the cleaning effect of the cleaning brush on the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1 It is a structural schematic diagram of the present invention.

[0038] Figure 2 It is a cross-sectional view of the main water pipe and the closed box in the present invention.

[0039] Figure 3 yes Figure 2 Enlarged view of part A in .

[0040] Figure 4 It is an exploded view of the parts of the scraper bar, the first rotating shaft, the worm gear, the silt-breaking rod and the worm in the present invention.

[0041] Figure 5 It is an exploded view of the parts of the closing box, the sealing plate, the silt scraping mechanism, the flushing pipe, the No. 2 rotating shaft, the No. 2 gear ring, the No. 3 gear ring, the No. 2 gear and the sealing cover in the present invention.

[0042] Figure 6 It is a schematic diagram of the internal structure of the filter residue box in the present invention.

[0043] Figure 7 It is an exploded view of the parts of the moving plate, the cleaning brush, the water outlet pipe, the third motor, the rotating disk and the connecting rod in the present invention.

[0044] Figure 8 It is a connection diagram of the flushing pipe, the sealing cover, the vertical plate, the turning frame and the torsion spring in the present invention.

[0045] Description of reference numerals:

[0046] Processing device body 1, filter residue box 2, main water pipe 3, branch pipe 4, closing box 5, sealing plate 6, silt scraping mechanism 7, No. 1 motor 7-1, driving rod 7-2, No. 1 gear 7-3, No. 1 gear ring 7-4, scraper bar 7-5, flushing pipe 8, filter plate 9, slag storage box 10, cleaning mechanism 11, No. 2 motor 11-1, threaded rod 11-2, moving plate 11-3, cleaning brush 11-4, silt breaking mechanism 12, The first rotating shaft 12-1, the worm gear 12-2, the silt-breaking rod 12-3, the worm 12-4, the second rotating shaft 12-5, the second gear ring 12-6, the third gear ring 12-7, the second gear 12-8, the rotating ring 13, the water outlet pipe 14, the hose 15, the third motor 16, the rotating disk 17, the connecting rod 18, the sealing cover 19, the vertical plate 20, the turning frame 21, the torsion spring 22, the waterproof cover 23, and the vibration motor 24. DETAILED DESCRIPTION

[0047] The present invention will be further described below in conjunction with the accompanying drawings.

[0048] Embodiment 1:

[0049] like Figure 1-Figure 8 As shown, this embodiment comprises a treatment device body 1, a filter residue box 2, a main water pipe 3 and a branch pipe 4. The filter residue box 2 is fixedly provided on the treatment device body 1 by bolts, the main water pipe 3 is connected to the left wall of the filter residue box 2, and the main water pipe 3 is connected to several branch pipes 4;

[0050] It also contains:

[0051] A closed box 5, which is fixedly mounted at one end of the main water pipe 3 by bolts, and a sealing plate 6 is rotatably connected to an opening on the right side wall of the closed box 5 via a sealing bearing, and a silt scraping mechanism 7 is provided on the sealing plate 6;

[0052] A flushing pipe 8, wherein the flushing pipe 8 is fixedly installed in the closed box 5, one end of the flushing pipe 8 is connected to an external water pump, a sealing plate 6 is rotatably sleeved on the flushing pipe 8 through a sealing bearing, and a sealing cover 19 is movably sleeved on the other end of the flushing pipe 8. A vertical plate 20 is fixedly installed on the upper part of the sealing cover 19 by bolts, and a turning frame 21 is connected between the vertical plate 20 and the flushing pipe 8. A torsion spring 22 is movably sleeved on the turning frame 21, and the two ends of the torsion spring 22 are respectively fixedly connected to the vertical plate 20 and the flushing pipe 8. When cleaning the inside of the main water pipe 3, the high-pressure water sprayed from the flushing pipe 8 can flush and flip the sealing cover 19, and in daily use, the rebound thrust provided by the torsion spring 22 to the vertical plate 20 can make the sealing cover 19 always contact with the end of the flushing pipe 8 and provide protection, so as to prevent silt or impurities from entering the flushing pipe 8;

[0053] A filter plate 9, wherein the filter plate 9 is fixedly arranged in the filter residue box 2 by bolts, and the filter plate 9 is arranged with the front side tilted downward, a slag storage box 10 which is interlinked is fixedly arranged on the front side wall of the filter residue box 2 by bolts, a waterproof cover 23 is fixedly arranged at the bottom of the filter plate 9 by bolts, and a vibration motor 24 is fixedly arranged in the waterproof cover 23 by bolts, and the vibration motor 24 can drive the filter plate 9 to vibrate during the startup process, so as to speed up the efficiency of impurities filtered out from the upper part of the filter plate 9 to move into the slag storage box 10, and avoid the impurities from being accumulated in large quantities on the filter plate 9 and affecting the filtration efficiency of the sewage, and a cleaning mechanism 11 which cooperates with the filter plate 9 is provided in the filter residue box 2;

[0054] The sludge scraping mechanism 7 comprises:

[0055] A No. 1 motor 7-1, which is fixedly arranged on the left side wall of the closed box 5 by bolts, and a driving rod 7-2 is rotatably connected to the closed box 5 by a bearing, and an output shaft of the No. 1 motor 7-1 is fixedly connected to the driving rod 7-2, and a No. 1 gear 7-3 is fixedly sleeved on the driving rod 7-2, and a No. 1 gear ring 7-4 meshing with the No. 1 gear 7-3 is fixedly arranged on the left side wall of the sealing plate 6 by bolts;

[0056] Scraper strips 7-5, there are two scraper strips 7-5, which are movably arranged on the front and rear sides of the inner ring wall of the main water pipe 3, and one end of the scraper strip 7-5 is fixedly connected to the sealing plate 6 by bolts. The scraper strip 7-5 is provided with a silt breaking mechanism 12. When the No. 1 motor 7-1 drives the driving rod 7-2 to rotate, the No. 1 gear 7-3 and the No. 1 gear ring 7-4 are engaged, so that the sealing plate 6 can drive the scraper strip 7-5 to rotate in the main water pipe 3, so that the scraper strip 7-5 can scrape out the silt impurities adhered or accumulated on the inner wall of the main water pipe 3, so as to clean the inside of the main water pipe 3. The rotating rings 13 are rotatably arranged in the several annular grooves opened on the inner wall of the main water pipe 3. The scraper strips 7-5 are fixedly arranged on the inner ring walls of the several rotating rings 13. The rotating rings 13 can provide auxiliary support for the scraper strips 7-5, thereby improving the stability of the scraper strips 7-5;

[0057] The cleaning mechanism 11 comprises:

[0058] A second motor 11-1, wherein the second motor 11-1 is fixedly mounted on the rear wall of the filter slag box 2 by means of bolts, and a threaded rod 11-2 is rotatably mounted in the filter slag box 2 by means of a bearing;

[0059] The movable plate 11-3 is slidably arranged in the filter residue box 2 through a slide rail pair, the threaded rod 11-2 is rotated and penetrated on the movable plate 11-3 through a thread, and a cleaning brush 11-4 is slidably arranged at the bottom of the movable plate 11-3 through a slide rail pair, and the cleaning brush 11-4 is movably arranged on the upper part of the filter plate 9. When the No. 2 motor 11-1 drives the threaded rod 11-2 to rotate, the movable plate 11-3 and the filter residue box 2 move, so that the cleaning brush 11-4 moves on the filter plate 9 to achieve cleaning of the filter plate 9, and the bottom of the movable plate 11-3 is located at the front side of the cleaning brush 11-4 and is fixed with a water outlet pipe 14 through a bracket and bolts, and a plurality of water outlet holes are arranged at the bottom of the water outlet pipe 14, and a hose 15 is connected to the water outlet pipe 14. One end passes through the filter slag box 2 and is connected to an external water pump. The external water pump can supply water to the hose 15, so that water can fall onto the filter plate 9 through the water outlet hole on the outlet pipe 14, thereby improving the cleaning effect of the cleaning brush 11-4 on the filter plate 9. A No. 3 motor 16 is fixedly provided on the upper part of the movable plate 11-3 by bolts. The output shaft of the No. 3 motor 16 passes through the movable plate 11-3 and is fixedly provided with a rotating disk 17 by bolts. A connecting rod 18 is rotatably connected to the bottom of the rotating disk 17 through an axis and a bearing. One end of the connecting rod 18 is rotatably connected to the cleaning brush 11-4 through an axis and a bearing. When the No. 3 motor 16 drives the rotating disk 17 to rotate, the connecting rod 18 can drive the cleaning brush 11-4 to reciprocate left and right, thereby further improving the cleaning effect of the cleaning brush 11-4 on the filter plate 9.

[0060] Embodiment 2:

[0061] See also Figure 2-Figure 5 As shown, the silt-breaking mechanism 12 is further limited on the basis of embodiment 1, and the silt-breaking mechanism 12 comprises:

[0062] A number one rotating shaft 12-1, which is a plurality of number one rotating shafts 12-1, each of which is rotatably inserted on two scraping strips 7-5 through bearings. A worm gear 12-2 is fixedly sleeved on the number one rotating shaft 12-1, and the worm gear 12-2 is located inside the scraping strip 7-5. A silt-breaking rod 12-3 is fixedly provided on the number one rotating shaft 12-1 through bolts, and the silt-breaking rod 12-3 is located outside the scraping strip 7-5.

[0063] The worm 12-4 is two in number and is rotatably disposed in the two scraper strips 7-5 through bearings. The worm 12-4 is meshed with the worm wheel 12-2. Two second rotating shafts 12-5 are rotatably penetrated through the sealing plate 6 through bearings. The second rotating shaft 12-5 is connected to one end of the worm 12-4.

[0064] The second gear ring 12-6 is fixedly arranged on the left inner wall of the closed box 5 by bolts, and the third gear ring 12-7 is fixedly arranged on the left inner wall of the closed box 5 at the outer position of the second gear ring 12-6, and the several sections of tooth patterns on the second gear ring 12-6 and the third gear ring 12-7 are staggered;

[0065] The second gear 12-8 is two in number and is fixedly mounted on two second rotating shafts 12-5 respectively. The second gear ring 12-6 and the third gear ring 12-7 are both meshed with the second gear 12-8. When the sealing plate 6 drives the scraper 7-5 to rotate in the main water pipe 3, the second gear 12-8 will also revolve in the closed box 5. By utilizing the staggered arrangement of several sections of tooth patterns on the second gear ring 12-6 and the third gear ring 12-7, the second gear 12-8 can synchronously reciprocate in forward and reverse directions. By meshing the worm wheel 12-2 with the worm 12-4, the silt breaking rod 12-3 can be reciprocated left and right, so that the silt breaking rod 12-3 can break up large pieces of silt or impurities in the main water pipe 3, thereby improving the cleaning effect and efficiency of the inside of the main water pipe 3.

[0066] When the present invention is used, domestic sewage generated by each household in the rural area flows through the branch pipe 4 to the main water pipe 3, and then flows through the main water pipe 3 to the filter residue box 2. The sewage is filtered by the filter plate 9 and falls into the treatment device body 1 for treatment. Impurities filtered out of the sewage will fall from the filter plate 9 into the residue storage box 10.

[0067] When it is necessary to clean the inside of the main water pipe 3, start the No. 1 motor 7-1, the No. 1 motor 7-1 drives the driving rod 7-2 to rotate, the driving rod 7-2 drives the No. 1 gear 7-3 to rotate, the No. 1 gear 7-3 drives the sealing plate 6 to rotate through the No. 1 gear ring 7-4, and the sealing plate 6 drives the scraper 7-5 to rotate in the main water pipe 3, so that the scraper 7-5 can scrape off the silt and impurities adhered to the inner wall of the main water pipe 3, and in this process, the No. 2 gear 12-8 will also rotate synchronously in the sealing box 5, and the No. 2 gear 12-8 is meshed with the No. 2 gear ring 12-6 and the No. 3 gear ring 12-7, so that the No. 2 gear 12-8 can rotate synchronously. 12-8 can realize forward and reverse reciprocating rotation during the revolution, and the second gear 12-8 drives the worm 12-4 to reciprocate forward and reverse through the second rotating shaft 12-5, and the meshing of the worm 12-4 and the worm wheel 12-2 and the cooperation of the first rotating shaft 12-1 can make the silt-breaking rod 12-3 swing back and forth, so that the silt-breaking rod 12-3 can break the block silt and impurities in the main water pipe 3, and then the external water pump can transport water to the flushing pipe 8, and the flushing pipe 8 sprays water into the main water pipe 3, so as to flush out the silt and impurities cleaned out of the main water pipe 3, and realize the cleaning of the inside of the main water pipe 3;

[0068] When the filter plate 9 needs to be cleaned, start the No. 2 motor 11-1 to drive the No. 2 threaded rod 11-2 to rotate, so that the movable plate 11-3 moves forward, and the movable plate 11-3 drives the cleaning brush 11-4 to move forward, so that the cleaning brush 11-4 cleans the filter plate 9. In this process, the No. 3 motor 16 can also be started, and the No. 3 motor 16 drives the rotating disk 17 to rotate, so that the rotating disk 17 can use the connecting rod 18 to drive the cleaning brush 11-4 to move back and forth left and right, thereby improving the cleaning effect of the cleaning brush 11-4 on the filter plate 9.

[0069] Compared with the prior art, the present invention has the following beneficial effects:

[0070] 1. Through the cooperation of the closing box 5, the sealing plate 6, the silt scraping mechanism 7 and the flushing pipe 8, the silt and impurities on the inner wall of the main water pipe 3 can be scraped off and flushed out, so as to realize the convenient cleaning of the inside of the main water pipe 3 and avoid the main water pipe 3 being blocked by the silt and impurities during long-term use;

[0071] 2. Through the cooperation of the silt breaking mechanism 12, the silt breaking rod 12-3 can be used to break up the large silt and impurities in the main water pipe 3, so as to avoid the large silt and impurities that are difficult to be flushed out by the water flow, thereby affecting the cleaning efficiency and effect inside the main water pipe 3;

[0072] 3. The sealing cover 19 can provide protection for the end of the flushing pipe 8 to prevent silt or impurities from entering the flushing pipe 8 during daily use of the main water pipe 3;

[0073] 4. During the process of the cleaning brush 11-4 moving back and forth, the No. 3 motor 16 can be started to drive the rotating disk 17 to rotate, and the cleaning brush 11-4 can be moved back and forth by the cooperation of the connecting rod 18, thereby improving the cleaning effect of the cleaning brush 11-4 on the filter plate 9.

[0074] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A household-type rural domestic sewage treatment device, comprising a treatment device body (1), a filter residue box (2), a main water pipe (3) and a branch pipe (4), wherein the filter residue box (2) is fixedly arranged on the treatment device body (1), the main water pipe (3) is connected to the left side wall of the filter residue box (2), and the main water pipe (3) is connected to a plurality of branch pipes (4); It is characterized in that It also contains: A closed box (5), the closed box (5) is fixedly arranged at one end of the main water pipe (3), a sealing plate (6) is rotatably connected to the opening on the right side wall of the closed box (5) via a sealing bearing, and a silt scraping mechanism (7) is provided on the sealing plate (6); A flushing pipe (8), wherein the flushing pipe (8) is fixedly installed in the closed box (5), one end of the flushing pipe (8) is connected to an external water pump, and the sealing plate (6) is rotatably sleeved on the flushing pipe (8) via a sealing bearing; A filter plate (9) is fixedly arranged in a filter residue box (2), and the filter plate (9) is arranged with its front side tilted downward, a slag storage box (10) is fixedly arranged on the front side wall of the filter residue box (2), and a cleaning mechanism (11) matched with the filter plate (9) is arranged in the filter residue box (2).

2. The inter-household rural domestic sewage treatment device according to claim 1 is characterized by: The sludge scraping mechanism (7) comprises: A No. 1 motor (7-1), the No. 1 motor (7-1) is fixedly arranged on the left side wall of the closed box (5), a driving rod (7-2) is rotatably connected to the closed box (5) via a bearing, an output shaft of the No. 1 motor (7-1) is fixedly connected to the driving rod (7-2), a No. 1 gear (7-3) is fixedly sleeved on the driving rod (7-2), and a No. 1 gear ring (7-4) meshing with the No. 1 gear (7-3) is fixedly arranged on the left side wall of the sealing plate (6); The scraper bars (7-5) are two in number and are movably disposed on the front and rear sides of the inner ring wall of the main water pipe (3), and one end of the scraper bar (7-5) is fixedly connected to the sealing plate (6). The scraper bar (7-5) is provided with a silt breaking mechanism (12).

3. The inter-household rural domestic sewage treatment device according to claim 2 is characterized in that: Rotating rings (13) are rotatably arranged in a plurality of annular grooves formed on the inner wall of the main water pipe (3), and the scraping strips (7-5) are fixedly arranged on the inner ring walls of the plurality of rotating rings (13).

4. The inter-household rural domestic sewage treatment device according to claim 2 is characterized by: The silt-breaking mechanism (12) comprises: A number one rotating shaft (12-1), wherein the number one rotating shaft (12-1) is plural and is respectively rotatably inserted on two scraping strips (7-5) through bearings, a worm gear (12-2) is fixedly sleeved on the number one rotating shaft (12-1), and the worm gear (12-2) is located inside the scraping strip (7-5), and a silt-breaking rod (12-3) is fixedly arranged on the number one rotating shaft (12-1), and the silt-breaking rod (12-3) is located outside the scraping strip (7-5); A worm (12-4), wherein the worm (12-4) is provided in two pieces and is rotatably arranged in two scraper strips (7-5) through bearings respectively, the worm (12-4) is meshed with the worm wheel (12-2), and two second rotating shafts (12-5) are rotatably passed through the sealing plate (6) through bearings, and the second rotating shafts (12-5) are connected to one end of the worm (12-4); A second gear ring (12-6), the second gear ring (12-6) being fixedly arranged on the left inner wall of the closed box (5), a third gear ring (12-7) being fixedly arranged on the left inner wall of the closed box (5) at an outer position of the second gear ring (12-6), and several sections of tooth patterns on the second gear ring (12-6) and the third gear ring (12-7) being staggered; The second gear (12-8) is two in number and is respectively fixedly sleeved on the two second rotating shafts (12-5); the second gear ring (12-6) and the third gear ring (12-7) are both meshed with the second gear (12-8).

5. The inter-household rural domestic sewage treatment device according to claim 1 is characterized by: The cleaning mechanism (11) comprises: A second motor (11-1), the second motor (11-1) being fixedly arranged on the rear side wall of the filter residue box (2), and a threaded rod (11-2) being rotatably arranged in the filter residue box (2) via a bearing; A movable plate (11-3) is slidably arranged in the filter residue box (2) via a slide rail pair, a threaded rod (11-2) is threadedly rotated and penetrated on the movable plate (11-3), a cleaning brush (11-4) is slidably arranged at the bottom of the movable plate (11-3) via a slide rail pair, and the cleaning brush (11-4) is movably arranged to contact the upper part of the filter plate (9).

6. The inter-household rural domestic sewage treatment device according to claim 5 is characterized by: A water outlet pipe (14) is fixedly arranged at the bottom of the movable plate (11-3) at a position in front of the cleaning brush (11-4), a plurality of water outlet holes are arranged at the bottom of the water outlet pipe (14), a hose (15) is connected to the water outlet pipe (14), and one end of the hose (15) passes through the filter slag box (2) and is connected to an external water pump.

7. The inter-household rural domestic sewage treatment device according to claim 5 is characterized by: A third motor (16) is fixedly arranged on the upper part of the movable plate (11-3); a rotating disk (17) is fixedly arranged after the output shaft of the third motor (16) passes through the movable plate (11-3); a connecting rod (18) is rotatably connected to the bottom of the rotating disk (17) via a shaft and a bearing; one end of the connecting rod (18) is rotatably connected to the cleaning brush (11-4) via a shaft and a bearing.

8. The inter-household rural domestic sewage treatment device according to claim 1 is characterized by: The other end of the flushing pipe (8) is movably sleeved with a sealing cover (19), a vertical plate (20) is fixedly arranged on the upper part of the sealing cover (19), a flip frame (21) is connected between the vertical plate (20) and the flushing pipe (8), a torsion spring (22) is movably sleeved on the flip frame (21), and two ends of the torsion spring (22) are respectively connected to the vertical plate (20) and the flushing pipe (8).

9. The inter-household rural domestic sewage treatment device according to claim 1 is characterized by: A waterproof cover (23) is fixedly arranged at the bottom of the filter plate (9), and a vibration motor (24) is fixedly arranged inside the waterproof cover (23).

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