CN219469869U - A sedimentation tank for rural sewage treatment - Google Patents

Abstract

The utility model discloses a settling tank for rural sewage treatment, which comprises a filter frame, a settling tank, a preliminary treatment box and an auger bar. The bottom of one side of the settling tank is provided with a drainage port, and the top of the settling tank is equipped with a preliminary treatment tank. One end of the preliminary treatment box is provided with a control panel, and one side of the top of the preliminary treatment box is provided with a water inlet, and the other side of the bottom of the preliminary treatment box is provided with a sewage outlet, and the side of the preliminary treatment box near the water inlet is installed with a motor. The sedimentation tank for rural sewage treatment is provided with a filter frame, and there are two filter frames. The upper filter frame is filled with a stone layer, and the lower filter frame is filled with a fine sand layer. The preliminarily treated water passes through the stone layer. The water is further filtered. After filtration, the water is further filtered through the fine sand layer, and most of the impurities in the water are removed, and then the bacteria in the water are filtered through the filter membrane, so that the water can be used for livestock drinking or field irrigation, which is beneficial to the protection of water resources. Reuse.

Description

A sedimentation tank for rural sewage treatment

technical field

The utility model relates to the technical field of sedimentation tanks, in particular to a sedimentation tank for rural sewage treatment.

Background technique

Rural domestic sewage treatment is to remove and degrade harmful substances and environmental pollution components in domestic sewage for harmless treatment. The types of sewage in rural areas are relatively single, mainly including general domestic sewage such as vegetable washing water, dishwashing water, and clothes washing Sewage, bath water, and toilet water, etc. These domestic sewage contain high concentrations of COD (hundreds to several thousand mg/l), and if they are discharged before being treated with appropriate treatment methods, it is easy to affect the local surface and groundwater. And the soil is polluted, which seriously endangers the natural environment and threatens the drinking water in rural areas.

The existing rural sewage treatment method is to use sedimentation tanks to settle sewage. Commonly used sedimentation tanks are simple tanks with mud buckets at the bottom. However, this method does not carry out preliminary purification of sewage before sedimentation, and the sedimentation speed is relatively slow. The sedimentation effect of sewage is not good, and there are still many suspended solids in the water body after sedimentation. The direct discharge of the sedimentation water will also pollute the environment. To solve the above problems, an innovation is made on the basis of the original sedimentation tank for rural sewage treatment. design.

Utility model content

The purpose of the utility model is to provide a sedimentation tank for rural sewage treatment, which has the advantages of higher sewage treatment efficiency and better sewage treatment effect.

The utility model is achieved through the following technical solutions:

A settling tank for rural sewage treatment, comprising a filter frame, a settling tank, a preliminary treatment box and an auger rod, the bottom of one side of the settling tank is provided with a drain, and the top of the settling tank is equipped with a preliminary treatment box, the One end of the preliminary treatment box is provided with a control panel, and one side of the top of the preliminary treatment box is provided with a water inlet, and the other side of the bottom of the preliminary treatment box is provided with a sewage outlet, and the side of the preliminary treatment box near the water inlet is installed There is a driving motor, and a conveying bin is provided inside the preliminary treatment box, and an auger rod is arranged inside the conveying bin, the output end of the driving motor is connected with the auger rod through a rotating shaft, and a filter frame is installed inside the sedimentation tank , and two sets of filter frames are provided, the upper filter frame is provided with a stone layer, and the lower filter frame is provided with a fine sand layer.

It is further set as follows: the filter frames are all plugged into the sedimentation tank, and the bottom of the filter frame below is provided with a filter membrane.

It is further set as follows: the shape of the top of the sedimentation tank fits the shape of the bottom of the primary treatment box, and a screen is arranged at the central position near the top of the sedimentation tank at the bottom of the delivery bin.

It is further set as follows: a storage battery is installed in the middle of the top of the preliminary treatment box, and a solar cell panel is arranged outside the storage battery, and the output end of the solar cell panel is electrically connected to the input end of the storage battery through a photovoltaic controller.

It is further set as: both ends of the auger rod are equipped with mounting hoops through bolts, and the top ends of the mounting hoops are fixed with sleeves, and the bottom ends inside the sleeves are all provided with compression springs, and the top ends of the compression springs Both are connected with guide posts matching the inner diameter of the sleeve, and the top ends of the guide posts pass through the top of the sleeve, and a scraper frame is installed on the top between the guide posts, and a rubber scraper is installed on the scraper frame .

It is further configured that: the rubber scraper and the scraper frame are plugged first and then fixed by bolts, and the rubber scraper is attached to the inner wall of the delivery bin.

In summary, the beneficial technical effects of the utility model are:

(1) The device is provided with a sleeve guide column and a scraper frame on the auger rod, a rubber scraper is installed on the scraper frame, and a rubber scraper is installed on the installation frame. After the rural sewage enters the preliminary treatment box, the sewage The solid impurities with large internal particles will be blocked by the screen and cannot enter the sedimentation tank, and the rotation of the auger rod can transport the solid impurities, so that they can be transported to the sewage outlet for discharge. When the auger rod rotates, it can drive the rubber scraper The bar rotates to clean the inner wall of the delivery bin and the screen to prevent impurities from clogging the screen or adhering to the inner wall of the delivery bin. The impurities in the sewage are effectively filtered and the sewage treatment efficiency is higher.

(2) The device is equipped with a filter frame, and there are two filter frames. The upper filter frame is filled with a stone layer, and the lower filter frame is filled with a fine sand layer. The water after preliminary treatment is further filtered through the stone layer. After filtering, the water is further filtered through the fine sand layer to remove most of the impurities in the water, and then filter out the bacteria in the water through the filter membrane, so that the water can be used for livestock drinking or field irrigation, which is conducive to the reuse of water resources.

Description of drawings

Fig. 1 is a schematic diagram of the front view structure of the utility model.

Fig. 2 is a front view sectional structure schematic diagram of the utility model.

Fig. 3 is a side view sectional structure schematic diagram of the utility model.

Fig. 4 is a side view sectional structure schematic diagram of the mounting hoop of the present invention.

Reference signs: 1. Drain outlet; 2. Filter frame; 3. Sedimentation tank; 4. Sewage outlet; 5. Preliminary treatment box; 501. Delivery bin; 6. Solar panel; 7. Control panel; 8. Water inlet ; 9, drive motor; 10, battery; 11, mounting hoop; 12, screen; 13, stone layer; 14, fine sand layer; 15, filter membrane; 16, sleeve; 1601, compression spring; 17, twist Dragon bar; 18, rubber scraper strip; 19, guide post; 20, scraper frame.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

Referring to Figures 1-4, it is a settling tank for rural sewage treatment disclosed by the utility model, including a filter frame 2, a settling tank 3, a preliminary treatment box 5 and an auger rod 17, and the bottom end of the settling tank 3 side is provided with Outlet 1, and the top of sedimentation tank 3 is provided with preliminary treatment box 5, and one end of preliminary treatment box 5 is provided with control panel 7, and one side of preliminary treatment box 5 tops is provided with water inlet 8, and preliminary treatment box 5 bottoms The other side is provided with a sewage outlet 4, and the side of the preliminary treatment box 5 near the water inlet 8 is equipped with a drive motor 9, and the interior of the preliminary treatment box 5 is provided with a conveying bin 501, and the interior of the conveying bin 501 is provided with an auger rod 17. The output end of the driving motor 9 is connected to the auger rod 17 through the rotating shaft. The filter frame 2 is installed inside the sedimentation tank 3, and the filter frame 2 is provided with two groups. The upper filter frame 2 is provided with a stone layer 13, and A fine sand layer 14 is arranged in the filter frame 2 below.

The filter frames 2 are all plugged into the sedimentation tank 3, and the bottom of the filter frame 2 below is provided with a filter screen membrane 15. The plug-in design makes the filter frame 2 detachable, which facilitates the replacement of the stone layer 13 and the fine sand layer 14, and It is convenient to clean the filter membrane 15, and the filter membrane 15 can filter out bacteria in the water, so that the water can be used for livestock drinking or field irrigation, which is beneficial to the reuse of water resources.

The shape of the top of the sedimentation tank 3 fits with the shape of the bottom of the preliminary treatment tank 5, and the bottom of the delivery bin 501 is provided with a screen 12 near the central position of the top of the sedimentation tank 3. The fit design makes the sedimentation tank 3 and the preliminary treatment tank 5 The connection is more stable, and the screen 12 can initially filter the sewage, improving the cleanliness of the water source.

A storage battery 10 is installed at the middle position of the top of the preliminary treatment box 5, and a solar cell panel 6 is arranged on the outside of the storage battery 10, and the output end of the solar cell panel 6 is electrically connected with the input end of the storage battery 10 through a photovoltaic controller. The panel 6 converts solar energy into light energy and stores it in the storage battery 10 to provide power for the device without additional power supply, which is convenient for outdoor use.

The two ends of the auger rod 17 are all equipped with mounting hoops 11 by bolts, and the tops of the mounting hoops 11 are fixed with sleeves 16, and the bottom ends of the sleeves 16 are provided with compression springs 1601, and the tops of the compression springs 1601 are all fixed to each other. A guide post 19 matching the inner diameter of the sleeve 16 is connected, the top of the guide post 19 runs through the top of the sleeve 16, and a scraper frame 20 is installed on the top between the guide posts 19, and rubber is installed on the scraper frame 20. When the scraper 18 and the auger rod 17 rotate, the sleeve 16 can be driven to rotate, that is, the guide column 19 can be rotated, so that the rubber scraper 18 can be rotated, and the inner wall of the delivery bin 501 and the screen 12 can be cleaned to prevent impurities from clogging through the screen 12 or adhere to the inner wall of the delivery bin 501, the impurities in the sewage can be effectively filtered, and the sewage treatment efficiency is higher.

The rubber scraper 18 and the scraper frame 20 are first plugged together and then fixed by bolts, and the rubber scraper 18 fits closely with the inner wall of the delivery bin 501. The matching design makes the rubber scraper 18 close to the inner wall of the delivery bin 501. The cleaning effect of the delivery bin 501 is better.

The working principle and beneficial effects of the utility model are: when in use, the solar panel 6 converts solar energy into light energy and stores it in the storage battery 10 to provide power for the device; when in use, rural sewage enters the preliminary treatment box 5 through the water inlet 8 Finally, the solid impurities with larger particles in the sewage will be blocked by the screen 12 and cannot enter the sedimentation tank 3. The drive motor 9 works to drive the auger rod 17 to rotate to transport the solid impurities, and the impurities with larger particles in the water are transported When the auger rod 17 rotates, it can drive the sleeve 16 to rotate, that is, the guide column 19 rotates, so that the rubber scraper 18 rotates, and the inner wall of the delivery bin 501 and the screen 12 are cleaned to avoid clogging of impurities After passing through the screen 12 or adhering to the inner wall of the delivery bin 501, the pre-filtered water enters the sedimentation tank 3, and the water is further filtered through the stone layer 13, and the filtered water is further filtered through the fine sand layer 14, leaving most of the water Impurities are filtered out by the filter membrane 15 to remove bacteria in the water, and the treated water is discharged from the outlet 1, which can be used for livestock drinking or field irrigation.

The above are only preferred specific implementations of the present utility model, and are not intended to limit the scope of protection of the present utility model. Therefore: all equivalent changes made according to the structure, shape, and principle of the present utility model should be covered by this utility model. within the scope of protection of utility models.

Claims (6)

1. a settling tank for rural sewage treatment is characterized in that: comprise filter frame (2), settling tank (3), preliminary treatment box (5) and auger bar (17), described settling tank (3)- The bottom end of the side is provided with a drain (1), and the top of the sedimentation tank (3) is equipped with a preliminary treatment box (5), and one end of the preliminary treatment box (5) is provided with a control panel (7), and the preliminary treatment One side of the top of the box (5) is provided with a water inlet (8), and the other side of the bottom of the preliminary treatment box (5) is provided with a sewage outlet (4), and the preliminary treatment box (5) is close to the water inlet (8) One side of the drive motor (9) is installed, the inside of the described preliminary treatment box (5) is provided with a delivery bin (501), and the inside of the delivery bin (501) is provided with an auger rod (17), and the drive motor (9 ) output end is connected with the auger rod (17) through the rotating shaft, the inside of the sedimentation tank (3) is equipped with a filter frame (2), and the filter frame (2) is provided with two groups, the above filter frame ( 2) A stone layer (13) is arranged inside, and a fine sand layer (14) is arranged inside the filter frame (2) below. 2. A settling tank for rural sewage treatment according to claim 1, characterized in that: the filter frame (2) is plugged into the settling tank (3), and the bottom of the filter frame (2) below is provided with Filter membrane (15). 3. A settling tank for rural sewage treatment according to claim 1, characterized in that: the shape of the top of the settling tank (3) fits the shape of the bottom of the preliminary treatment tank (5), and the delivery bin (501 ) is provided with a screen (12) at the central position near the top of the sedimentation tank (3) at the bottom. 4. A settling tank for rural sewage treatment according to claim 1, characterized in that: an accumulator (10) is installed at the middle position of the top of the preliminary treatment box (5), and the outer side of the accumulator (10) is arranged There is a solar battery panel (6), and the output terminal of the solar battery panel (6) is electrically connected to the input terminal of the storage battery (10) through a photovoltaic controller. 5. A settling tank for rural sewage treatment according to claim 1, characterized in that: both ends of the auger rod (17) are equipped with mounting hoops (11) via bolts, and the mounting hoops (11) Sleeves (16) are fixed at the top ends of the sleeves (16), and compression springs (1601) are provided at the bottom ends of the sleeves (16), and the top ends of the compression springs (1601) are connected with Matching guide posts (19), the tops of the guide posts (19) all pass through the top of the sleeve (16), and the top between the guide posts (19) is equipped with a scraper frame (20), the scraper frame (20) are equipped with rubber scraper (18). 6. A kind of settling tank for rural sewage treatment according to claim 5, characterized in that: the rubber scraper (18) and the scraper frame (20) are plugged first and then fixed by bolts, and the rubber scraper ( 18) fit the inner wall of the delivery bin (501).