CN215585542U - Rural domestic sewage deposits device - Google Patents

Abstract

The utility model belongs to the technical field of rural domestic sewage treatment, and particularly relates to a rural domestic sewage sedimentation device which comprises a control module, a sedimentation tank body and a mud scraping device, wherein the sedimentation tank body comprises a primary sedimentation tank, a standing sedimentation tank and a mud discharging bin, a water inlet channel is arranged on the primary sedimentation tank, a primary filter screen is arranged in the primary sedimentation tank, a mud discharging pipe is arranged on the mud discharging bin, a termination block is fixedly arranged on the side wall of the standing sedimentation tank, an induction device is fixedly arranged on the termination block, the control module and the sedimentation tank body are fixedly arranged, and a reset block is fixedly arranged on the side wall of the standing sedimentation tank. The utility model effectively ensures the sedimentation of insoluble solids in sewage through two processes of primary sedimentation and standing sedimentation, can retain insoluble suspended solids and grease substances, and can ensure that sludge at the bottom of the standing sedimentation tank can effectively enter the sludge discharge bin by the sludge scraper for scraping the sludge at the bottom of the standing sedimentation tank.

Description

Rural domestic sewage deposits device

Technical Field

The utility model relates to the technical field of rural domestic sewage treatment, in particular to a rural domestic sewage precipitation device.

Background

Along with the continuous improvement of the living standard of rural residents, the consumption of rural water resources is continuously increased, so that the discharge amount of rural sewage is greatly increased, and the unorganized discharge not only can cause the water quality pollution of the drainage basin water body and the eutrophication of lakes, but also is waste of water resources. Therefore, the treatment of rural sewage is an important method for protecting the water environment in rural areas and relieving the water pressure. Rural domestic sewage is complex in composition and contains insoluble impurities including oil stains besides a large amount of soluble impurities. The rural domestic sewage treatment method is also diversified, the current common treatment methods mainly comprise a chemical precipitation method, a physical precipitation method, a biodegradation method and the like, but no matter which treatment method is adopted, a large amount of sludge can be generated at the bottom of the treatment device in the rural domestic sewage treatment process, and if the treatment cannot be carried out in time, the treatment effect of the device can be reduced. The existing mud scraping device easily brings impurities up in the mud scraping process, reduces the treatment effect, and in addition, domestic sewage contains a large amount of oil stains, and the density of the domestic sewage is generally smaller than that of water, so that the domestic sewage floats on the surface of the sewage and is difficult to remove, and therefore the impurities floating on the surface need to be removed while precipitating.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rural domestic sewage sedimentation device, which solves the problem that oil stains float on the surface of sewage and are difficult to remove, and also solves the problem that impurities are easy to take off and reduce the treatment effect in the mud scraping process of a mud scraping device.

In order to achieve the purpose, the utility model provides the following technical scheme: a rural domestic sewage sedimentation device comprises a control module, a sedimentation tank body and a mud scraping device, wherein the sedimentation tank body comprises a primary sedimentation tank, a standing sedimentation tank and a mud discharging bin, a water inlet channel is arranged on the primary sedimentation tank, a primary filter screen is arranged in the primary sedimentation tank, a mud discharging pipe is arranged on the mud discharging bin, a termination block is fixedly arranged on the side wall of the standing sedimentation tank, an induction device is fixedly arranged on the termination block, the control module and the sedimentation tank body are fixedly arranged, a reset block is fixedly arranged on the side wall of the standing sedimentation tank, a driving device is arranged on the sedimentation tank body, a support shaft is arranged on the driving device, a main connecting rod is rotatably connected onto the support shaft, a fixing frame is fixedly connected onto the main connecting rod, a high-pressure water pump is fixedly arranged on the fixing frame, and a water conveying pipe is arranged on the high-pressure water pump, the terminal of raceway is provided with high pressure nozzle, the mud scraping device includes mud scraper and mud scraper fixed plate, mud scraper fixed plate and mud scraper fixed connection, high pressure nozzle and mud scraper fixed plate fixed connection, the end welding of main connecting rod has the backup pad, be provided with the pivot on the main connecting rod, the outside of pivot is rotated and is connected with the mud scraper fixed plate, be provided with exhalant canal on the sedimentation tank body.

Preferably, the side wall of the primary sedimentation tank is provided with a notch, and the notch is fixedly connected with a primary filter screen.

Preferably, the driving device is hinged with a hydraulic rod, and the output end of the hydraulic rod is hinged with the main connecting rod.

Preferably, the mud scraping plate is in contact with the support plate, and the mud scraping plate is in contact with the sedimentation tank body.

Preferably, the support plate is provided with rollers, and the rollers are in contact with the sedimentation tank body.

Preferably, the main connecting rod is fixedly connected with an auxiliary connecting rod, and the auxiliary connecting rod is fixedly connected with the mud scraper fixing plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model effectively ensures the sedimentation of insoluble solids in sewage through two processes of primary sedimentation and standing sedimentation, can retain insoluble suspended solids and grease substances, and can ensure that sludge at the bottom of the standing sedimentation tank can effectively enter the sludge discharge bin by the sludge scraper for scraping the sludge at the bottom of the standing sedimentation tank.

2. The automatic overturning structure of the mud scraper can effectively ensure that the mud scraper drives the mud to be overturned again in the resetting process, and in addition, the high-pressure spray head arranged on the mud scraper can effectively wash the mud on the mud scraper, so that the mud scraping efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a rural domestic sewage sedimentation device;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the mud scraping apparatus of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 1;

fig. 5 is an enlarged view of a portion C in fig. 1.

In the figure: 1. a water inlet channel; 2. a primary filter screen; 3. a primary sedimentation tank; 4. a sludge discharge bin; 5. a sludge discharge pipe; 6. a termination block; 7. an induction device; 8. standing in a sedimentation tank; 9. a sedimentation tank body; 10. a mud scraping device; 11. a water delivery pipe; 12. a high pressure water pump; 13. a fixed mount; 14. a main connecting rod; 15. a drive device; 16. a water outlet channel; 17. a reset block; 18. a control module; 19. a support plate; 20. a roller; 21. a high pressure spray head; 22. a rotating shaft; 23. a mud scraping plate fixing plate; 24. a secondary connecting rod; 25. a mud scraper; 26. a hydraulic lever; 27. a support shaft; 28. a notch.

Detailed Description

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

Referring to fig. 1-5, a rural domestic sewage sedimentation device comprises a control module 18, a sedimentation tank body 9 and a mud scraping device 10, wherein the sedimentation tank body 9 comprises a primary sedimentation tank 3, a standing sedimentation tank 8 and a mud discharging bin 4, a water inlet channel 1 is arranged on the primary sedimentation tank 3, a primary filter screen 2 is arranged in the primary sedimentation tank 3, a mud discharging pipe 5 is arranged on the mud discharging bin 4, a termination block 6 is fixedly arranged on the side wall of the standing sedimentation tank 8, an induction device 7 is fixedly arranged on the termination block 6, the control module 18 and the sedimentation tank body 9 are fixedly arranged, a reset block 17 is fixedly arranged on the side wall of the standing sedimentation tank 8, a driving device 15 is arranged on the sedimentation tank body 9, a support shaft 27 is arranged on the driving device 15, a main connecting rod 14 is rotatably connected on the support shaft 27, a fixing frame 13 is fixedly connected on the main connecting rod 14, a high pressure water pump 12 is fixedly arranged on the fixing frame 13, be provided with raceway 11 on the high pressure water pump 12, raceway 11's end is provided with high pressure nozzle 21, mud scraper 10 includes mud scraper 25 and mud scraper fixed plate 23, mud scraper fixed plate 23 and mud scraper 25 fixed connection, high pressure nozzle 21 and mud scraper fixed plate 23 fixed connection, the terminal welding of main connecting rod 14 has backup pad 19, be provided with pivot 22 on the main connecting rod 14, the outside of pivot 22 is rotated and is connected with mud scraper fixed plate 23, be provided with out water channel 16 on the sedimentation tank body 9.

Referring to fig. 5, a notch 28 is formed in a side wall of the primary sedimentation tank 3, and the primary filter screen 2 is fixedly connected to the notch 28. By providing the notch 28, the primary filter screen 2 is easy to mount and dismount.

Referring to fig. 4, a hydraulic rod 26 is hinged on the driving device 15, and the output end of the hydraulic rod 26 is hinged with the main connecting rod 14. The main connecting rod 14 is controlled by the provision of a hydraulic lever 26.

Referring to fig. 2, the mud scraper 25 is in contact with the support plate 19, and the mud scraper 25 is in contact with the sedimentation tank 9. The bottom of the sedimentation tank body 9 is cleaned by arranging a mud scraper 25.

Referring to fig. 2, rollers 20 are disposed on the supporting plate 19, and the rollers 20 are in contact with the sedimentation tank 9. The supporting plate 19 is supported by the rollers 20.

Referring to fig. 3, the main connecting rod 14 is fixedly connected with an auxiliary connecting rod 24, and the auxiliary connecting rod 24 is fixedly connected with the mud scraper fixing plate 23. By providing the auxiliary connecting rod 24, the connecting stability of the mud scraping device 10 is higher.

The specific implementation process of the utility model is as follows: rural domestic sewage enters a primary sedimentation tank 3 through a water inlet channel 1, a primary filter screen 2 fixed on the inner wall of the primary sedimentation tank 3 through a notch 28 intercepts insoluble solids with larger volume in the sewage, and meanwhile, the primary filter screen 2 adopts a detachable clamping groove design, so that the primary filter screen 2 is convenient to clean in the later period; rural domestic sewage is primarily precipitated in the primary sedimentation tank 3, suspended matters such as grease and the like with density lower than that of water are gathered at the upper part of the primary sedimentation tank 3 according to the principle of oil-water density, so that centralized collection is convenient for later period, and partial substances such as sludge with density higher than that of water are precipitated and enter the sludge discharge bin 4 and then are discharged through the sludge discharge pipe 5; the other part of the sludge enters the standing sedimentation tank 8 for further sedimentation, the sludge scraping time and the sludge scraping frequency are set in the control module 18, after the set time is reached, the driving device 15 is started to drive the sludge scraping device 10 below the main connecting rod 14 from right to left to scrape the sludge at the bottom of the standing sedimentation tank 8 to the sludge discharge bin 4, in the movement process of the sludge scraping device 10, the supporting plate 19 fixedly connected with the main connecting rod 14 and the auxiliary connecting rod 24 together can effectively prevent the abnormal turnover of the sludge scraping plate 25, the stability is enhanced, and meanwhile, the roller 20 arranged below the supporting plate 19 is beneficial to the reciprocating movement of the sludge scraping plate 25; the hydraulic rod 26 between the main connecting rod 14 and the driving device 15 can lift the whole mud scraping device 10 above the liquid level, so that later maintenance and replacement are convenient; after the mud scraping plate 25 moves to the leftmost side, the mud scraping plate fixing plate 23 touches the termination block 6 to turn over the mud scraping plate 25, meanwhile, the induction device 7 in the termination block 6 transmits a termination signal to the control module 18, the control module 18 feeds back a signal to the driving device 15 and the high-pressure water pump 12, the driving device 15 stops moving temporarily, meanwhile, the high-pressure water pump 12 draws clear sewage in the middle of the standing sedimentation tank 8 and pumps the clear sewage to the high-pressure spray head 21 through the water pipe 11, the high-pressure spray head 21 releases high-pressure water flow to clean residual mud on the mud scraping plate 25, after the cleaning is finished, the driving device 15 is started again to reset to the initial position, the mud scraping plate 25 is turned over to a state without contacting the bottom of the standing sedimentation tank 8 during the resetting period, the sludge at the bottom can be prevented from being driven to be splashed, the sludge scraping effect is effectively improved, after the mud scraping device 10 is reset to the rightmost side, the mud scraping plate fixing plate 23 touches the reset block 17 to restore the mud scraping plate 25 to the initial state again, waiting for the next mud scraping operation; rural domestic sewage is settled again through the standing and settling tank 8, but the supernatant on the upper part still possibly has partial suspended matters, which can affect the treatment effect of the next procedure, so the technical scheme of the utility model adopts a mode that the supernatant in the settling tank is discharged through the middle water outlet channel 16, and the bent water outlet channel 16 can ensure that the supernatant in the standing and settling tank 8 is discharged, and simultaneously can prevent the suspended matters on the upper part from entering the next treatment procedure to affect the treatment effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a rural domestic sewage deposits device, includes control module (18), sedimentation tank body (9) and mud scraping device (10), its characterized in that: the sedimentation tank body (9) comprises a primary sedimentation tank (3), a standing sedimentation tank (8) and a sludge discharge bin (4), a water inlet channel (1) is arranged on the primary sedimentation tank (3), a primary filter screen (2) is arranged in the primary sedimentation tank (3), a sludge discharge pipe (5) is arranged on the sludge discharge bin (4), a termination block (6) is fixedly arranged on the side wall of the standing sedimentation tank (8), an induction device (7) is fixedly arranged on the termination block (6), a control module (18) and the sedimentation tank body (9) are fixedly arranged, a reset block (17) is fixedly arranged on the side wall of the standing sedimentation tank (8), a driving device (15) is arranged on the sedimentation tank body (9), a supporting shaft (27) is arranged on the driving device (15), and a main connecting rod (14) is rotatably connected onto the supporting shaft (27), fixedly connected with mount (13) on main connecting rod (14), fixed mounting has high pressure water pump (12) on mount (13), be provided with raceway (11) on high pressure water pump (12), the end of raceway (11) is provided with high pressure nozzle (21), mud scraper device (10) is including mud scraper (25) and mud scraper fixed plate (23), mud scraper fixed plate (23) and mud scraper (25) fixed connection, high pressure nozzle (21) and mud scraper fixed plate (23) fixed connection, the terminal welding of main connecting rod (14) has backup pad (19), be provided with pivot (22) on main connecting rod (14), the outside of pivot (22) is rotated and is connected with mud scraper fixed plate (23), be provided with out water passageway (16) on sedimentation cell body (9).

2. The rural domestic sewage sedimentation device according to claim 1, characterized in that: the side wall of the primary sedimentation tank (3) is provided with a notch (28), and the notch (28) is fixedly connected with a primary filter screen (2).

3. The rural domestic sewage sedimentation device according to claim 1, characterized in that: the driving device (15) is hinged with a hydraulic rod (26), and the output end of the hydraulic rod (26) is hinged with the main connecting rod (14).

4. The rural domestic sewage sedimentation device according to claim 1, characterized in that: the mud scraping plate (25) is in contact with the supporting plate (19), and the mud scraping plate (25) is in contact with the sedimentation tank body (9).

5. The rural domestic sewage sedimentation device according to claim 1, characterized in that: the support plate (19) is provided with a roller (20), and the roller (20) is in contact with the sedimentation tank body (9).

6. The rural domestic sewage sedimentation device according to claim 1, characterized in that: the main connecting rod (14) is fixedly connected with an auxiliary connecting rod (24), and the auxiliary connecting rod (24) is fixedly connected with the mud scraper fixing plate (23).

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