CN221906165U - Sewage treatment continuous flow sand pool - Google Patents

Abstract

The utility model provides a continuous sand pool for sewage treatment, and relates to the technical field of sewage treatment equipment. A continuous sand pool for sewage treatment, comprising a treatment box, a sand pool body and a connecting pipe, wherein the treatment box and the sand pool body are connected through a connecting pipe, and a filter is fixedly connected to the inside of the treatment box. The device filters the sewage poured into the treatment box through the provided filter, filters out the particulate impurities and suspended matter in the sewage, and rotates by driving a rotating rod, and under the action of a movable frame, a connecting rod, an upper tooth, a lower tooth and a half-tooth gear, the movable seat slides back and forth directly above the filter, and scrapes and cleans the impurities and suspended matter on the surface of the filter through a scraper, so as to prevent the filter from being blocked and affecting the filtering effect of the filter, and the filter can be automatically cleaned without stopping the operation of the device, thereby improving the sewage treatment efficiency.

Description

A continuous flow sand pool for sewage treatment

Technical Field

The utility model relates to a continuous sand flow pool, in particular to a sewage treatment continuous sand flow pool, belonging to the technical field of sewage treatment equipment.

Background Art

Wastewater treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, catering, etc., and is increasingly entering the daily lives of ordinary people. The common activated sand filter on the market is usually a continuous flow sand tank, also known as a continuous flow sand filter. Its main function is to remove impurities and suspended matter in the water through the filtering sand layer, thereby improving the water quality.

Chinese patent announcement number CN216320342U discloses a sewage treatment filter device, including a device body and a water outlet pipe fixedly connected and arranged in the middle of the bottom end of the device body, and also includes: a large filter component arranged in the upper part of the device body, a rotating mechanism arranged in the upper part of the device body, the rotating mechanism is in sliding contact with the large filter component, and two groups of small filter components uniformly and parallelly arranged in the middle and lower part of the device body, the size specifications of the two groups of small filter components are inconsistent, and the structure is reasonable.

However, the inventor of the above device believes that there are certain defects. The above device uses a filter plate to filter impurities. When cleaning the filter plate, it is necessary to stop injecting sewage and take out the filter plate for cleaning, which is time-consuming and labor-intensive and affects the sewage treatment efficiency. For this reason, the utility model provides a continuous flow sand pool for sewage treatment.

Utility Model Content

1. Technical issues to be solved

The purpose of the utility model is to provide a continuous flow sand pool for sewage treatment in order to solve the above-mentioned problem, so as to solve the problem in the above-mentioned comparative documents that when cleaning the filter plate, it is necessary to stop injecting sewage and take out the filter plate for cleaning, which is time-consuming and labor-intensive and affects the sewage treatment efficiency.

(II) Technical solution

The utility model is realized through the following technical scheme: a sewage treatment continuous flowing sand pool, comprising a treatment box, a flowing sand pool body and a connecting pipe, the treatment box and the flowing sand pool body are connected through the connecting pipe, the interior of the treatment box is fixedly connected with a filter screen, the interior of the treatment box is provided with a cleaning mechanism for cleaning the surface of the filter screen, the cleaning mechanism comprises a movable seat sliding just above the filter screen, a scraper is installed at the bottom of the movable seat, a reciprocating mechanism for controlling the reciprocating sliding of the movable seat is provided just above the flowing sand pool body, the reciprocating mechanism comprises a connecting rod fixed to one side of the movable seat, the connecting rod is slidably connected to one side of the treatment box, a rotating rod is rotatably connected to the flowing sand pool body, a half-tooth gear is fixedly connected to the rotating rod, the other end of the connecting rod is fixedly connected to a movable frame, the interior of the movable frame is fixedly connected with upper teeth and lower teeth, and the half-tooth gear is meshed with the upper teeth.

Preferably, one end of the rotating rod extends to the interior of the quicksand pool body, and the bottom of the rotating rod is fixedly connected to a connecting seat, and the connecting seat is fixedly connected to a stirring blade. The rotating rod is driven to rotate, and the water flow and active gravel flow state inside the quicksand pool body are controlled under the action of the stirring blade, thereby accelerating the filtration efficiency of sewage.

Preferably, a rotating motor is fixedly connected to the top of the processing box, and sprockets are fixedly connected to the output shaft end of the rotating motor and the rotating rod. The two sprockets are connected by a chain transmission. By starting the rotating motor, the rotating rod is driven to rotate under the action of the two sprockets and the chain.

Preferably, a drain pipe is fixedly connected to the quicksand pool body, and a valve is fixedly connected to the drain pipe, so that the treated sewage can be discharged from the interior of the quicksand pool body by opening the valve on the drain pipe.

Preferably, two U-shaped frames are fixedly connected to the top of the quicksand pool body, and the movable frame is slidably connected between the two U-shaped frames. The U-shaped frames are arranged to enable the movable frame to stably slide directly above the quicksand pool body.

Preferably, a guide plate is fixedly connected to the interior of the treatment box, a guide block is fixedly connected to the inner bottom wall of the treatment box, and a water injection pipe is fixedly connected to the top of the treatment box. Sewage is poured into the interior of the treatment box through the provided water injection pipe, and the sewage is drained and guided through the provided guide plate and guide block.

Preferably, two collecting boxes are inserted into the interior of the processing box, and the two collecting boxes are respectively arranged at both ends of the filter screen, and the impurities cleaned from the filter screen are collected by the arranged collecting boxes.

Preferably, a sliding groove is provided at the bottom of the movable seat, the scraper is slidably connected to the inside of the sliding groove, a spring is fixedly connected to the top of the scraper, and the other end of the spring is fixedly connected to the inner top wall of the sliding groove. Under the action of the spring elastic force, the bottom of the scraper is in a tight state with the surface of the filter screen, thereby improving the cleaning effect of the filter screen.

The utility model provides a continuous flow sand pool for sewage treatment, which has the following beneficial effects:

1. The device filters the sewage poured into the treatment box through the filter screen, filters out the particulate impurities and suspended matter in the sewage, and drives the rotating rod to rotate. Under the action of the movable frame, connecting rod, upper teeth, lower teeth and half-tooth gear, the movable seat slides back and forth just above the filter screen. The scraper is used to scrape and clean the impurities and suspended matter on the surface of the filter screen to prevent the filter screen from being blocked and affecting the filtering effect of the filter screen. The filter screen can be automatically cleaned without stopping the operation of the device, thereby improving the sewage treatment efficiency.

2. The device drives the rotating rod to rotate, and controls the water flow and active gravel flow state inside the quicksand pool body under the action of the stirring blade, thereby accelerating the filtration efficiency of sewage. Through the provided spring, under the action of the spring elastic force, the bottom of the scraper and the surface of the filter are in a tight state, thereby improving the cleaning effect of the filter. The cleaned impurities and suspended matter fall into the collection box for collection, and the collection box is easily cleaned by pulling it out from the inside of the treatment box.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a perspective view of the overall structure of the utility model;

Fig. 2 is a cross-sectional view of a processing box of the present utility model;

FIG3 is a cross-sectional view of the quicksand pool body of the utility model;

FIG4 is a perspective view of the reciprocating mechanism structure of the utility model;

FIG5 is a schematic diagram of the structure of the movable seat of the utility model.

【Main component symbol description】

1. Processing box; 11. Water injection pipe; 12. Guide plate; 13. Guide block; 2. Quicksand pool body; 21. Drain pipe; 3. Connecting pipe; 4. Filter screen; 5. Movable seat; 51. Scraper; 52. Sliding groove; 53. Spring; 6. Collecting box; 7. Rotating rod; 71. Half-tooth gear; 72. Connecting seat; 73. Stirring blade; 8. Movable frame; 81. Connecting rod; 82. Upper teeth; 83. Lower teeth; 84. U-shaped frame; 9. Rotating motor.

DETAILED DESCRIPTION

The embodiment of the utility model provides a continuous flow sand pool for sewage treatment.

Please refer to Figures 1, 2, 3, 4 and 5. A continuous sand pool for sewage treatment includes a treatment box 1, a sand pool body 2 and a connecting pipe 3. The treatment box 1 and the sand pool body 2 are connected through the connecting pipe 3. A filter screen 4 is fixedly connected to the inside of the treatment box 1. A guide plate 12 is fixedly connected to the inside of the treatment box 1. A guide block 13 is fixedly connected to the inner bottom wall of the treatment box 1. A water injection pipe 11 is fixedly connected to the top of the treatment box 1. Sewage is poured into the inside of the treatment box 1 through the water injection pipe 11, and the sewage is filtered through the filter screen 4 inside the treatment box 1 to filter out impurities and suspended matter in the sewage. The sewage is guided by the guide plate 12 and the guide block 13. The filtered sewage in the treatment box 1 flows into the inside of the sand pool body 2 through the connecting pipe 3. A top plate is installed on the top of the sand pool body 2 to support various components on the top of the sand pool body 2.

Please refer to Figures 1, 2 and 5 again. A cleaning mechanism for cleaning the surface of the filter 4 is provided inside the processing box 1. The cleaning mechanism includes a movable seat 5 that slides just above the filter 4. A scraper 51 is installed at the bottom of the movable seat 5. The movable seat 5 is controlled to slide just above the filter 4, and the surface of the filter 4 is scraped and cleaned under the action of the scraper 51. A sliding groove 52 is provided at the bottom of the movable seat 5. The scraper 51 is slidably connected to the inside of the sliding groove 52. A spring 53 is fixedly connected to the top of the scraper 51. The other end of the spring 53 is fixedly connected to the inner top wall of the sliding groove 52. Under the action of the elastic force of the spring 53, the bottom of the scraper 51 is pressed against the surface of the filter 4, thereby improving the cleaning effect of the filter 4.

Please refer to Figures 1, 2, 3 and 4 again. Two collecting boxes 6 are inserted into the interior of the processing box 1. The two collecting boxes 6 are respectively arranged at both ends of the filter screen 4. The impurity suspended matter cleaned from the filter screen 4 is collected by the arranged collecting boxes 6. A drain pipe 21 is fixedly connected to the quicksand pool body 2. A valve is fixedly connected to the drain pipe 21. By opening the valve on the drain pipe 21, the treated sewage can be easily discharged from the interior of the quicksand pool body 2.

Please refer to Figures 1, 2, 3 and 4 again. A reciprocating mechanism for controlling the reciprocating sliding of the movable seat 5 is provided directly above the quicksand pool body 2. The reciprocating mechanism includes a connecting rod 81 fixed to one side of the movable seat 5. The connecting rod 81 is slidably connected to one side of the processing box 1. The quicksand pool body 2 is rotatably connected to a rotating rod 7, and a half-tooth gear 71 is fixedly connected to the rotating rod 7. The other end of the connecting rod 81 is fixedly connected to a movable frame 8. The interior of the movable frame 8 is fixedly connected to an upper tooth 82 and a lower tooth 83. The half-tooth gear 71 is meshed with the upper tooth 82, and the rotation is driven by the rotating rod 7. The rod 7 rotates to rotate the half-tooth gear 71 inside the movable frame 8, so that the teeth of the rotating rod 7 are respectively meshed with the upper teeth 82 and the lower teeth 83 inside the movable frame 8, thereby driving the movable frame 8 to slide back and forth left and right just above the quicksand pool body 2, and under the connecting action of the connecting rod 81, the movable seat 5 inside the processing box 1 is pulled to slide back and forth, and two U-shaped frames 84 are fixedly connected to the top of the quicksand pool body 2, and the movable frame 8 is slidably connected between the two U-shaped frames 84. The U-shaped frame 84 is provided to increase the stability of the movable frame 8 during the sliding process.

Please refer to Figures 1, 3 and 4 again. One end of the rotating rod 7 extends to the interior of the quicksand pool body 2. The bottom of the rotating rod 7 is fixedly connected to a connecting seat 72, and the connecting seat 72 is fixedly connected to a stirring blade 73. The top of the treatment box 1 is fixedly connected to a rotating motor 9. The output shaft end of the rotating motor 9 and the rotating rod 7 are fixedly connected to a sprocket. The two sprockets are connected by a chain transmission. By starting the rotating motor 9, the rotating rod 7 is driven to rotate under the action of the two sprockets and the chain. Under the action of the stirring blade 73, the water flow and the flow state of active gravel inside the quicksand pool body 2 are controlled to accelerate the filtering efficiency of sewage.

Working principle: After installing the device at a suitable location and connecting it to the municipal power supply, the sewage is poured into the treatment box 1 through the water injection pipe 11, and the sewage is filtered through the filter screen 4 inside the treatment box 1 to filter out the impurities and suspended matter in the sewage. The filtered sewage is then made to flow into the quicksand pool body 2 through the connecting pipe 3. The rotating motor 9 is started to drive the rotating rod 7 to rotate under the action of two sprockets and chains. Under the action of the stirring blade 73, the water flow and the flow state of the active gravel inside the quicksand pool body 2 are controlled to accelerate the filtration efficiency of the sewage. When the rotating rod 7 rotates, the active gravel is The half-toothed gear 71 inside the movable frame 8 rotates, so that the teeth of the rotating rod 7 are respectively meshed with the upper teeth 82 and the lower teeth 83 inside the movable frame 8, thereby driving the movable frame 8 to slide back and forth right above the quicksand pool body 2, and under the connecting action of the connecting rod 81, the movable seat 5 inside the processing box 1 is pulled to slide back and forth, and the surface of the filter screen 4 is cleaned by the scraper 51. The cleaned impurities and suspended matter fall into the collection box 6 for collection. Under the action of the elastic force of the spring 53, the scraper 51 and the surface of the filter screen 4 are kept in a state of being tightly pressed against each other, thereby improving the cleaning effect of the filter screen 4.

The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims (8)

1. A sewage treatment continuous sand pool, comprising a treatment box (1), a sand pool body (2) and a connecting pipe (3), characterized in that: the treatment box (1) and the sand pool body (2) are connected via the connecting pipe (3), a filter screen (4) is fixedly connected to the inside of the treatment box (1), a cleaning mechanism for cleaning the surface of the filter screen (4) is provided inside the treatment box (1), the cleaning mechanism comprises a movable seat (5) slidingly disposed above the filter screen (4), a scraper (51) is installed at the bottom of the movable seat (5), A reciprocating mechanism for controlling the reciprocating sliding of the movable seat (5) is provided directly above the quicksand pool body (2), the reciprocating mechanism comprising a connecting rod (81) fixed to one side of the movable seat (5), the connecting rod (81) being slidably connected to one side of the processing box (1), a rotating rod (7) being rotatably connected to the quicksand pool body (2), a half-tooth gear (71) being fixedly connected to the rotating rod (7), a movable frame (8) being fixedly connected to the other end of the connecting rod (81), an upper tooth (82) and a lower tooth (83) being fixedly connected inside the movable frame (8), the half-tooth gear (71) being meshed with the upper tooth (82). 2. A sewage treatment continuous sand pool according to claim 1, characterized in that one end of the rotating rod (7) extends to the interior of the sand pool body (2), a connecting seat (72) is fixedly connected to the bottom of the rotating rod (7), and a stirring blade (73) is fixedly connected to the connecting seat (72). 3. A sewage treatment continuous flow sand pool according to claim 1, characterized in that: a rotating motor (9) is fixedly connected to the top of the treatment box (1), and a sprocket is fixedly connected to the output shaft end of the rotating motor (9) and the rotating rod (7), and the two sprockets are connected by a chain transmission. 4. A sewage treatment continuous quicksand pool according to claim 1, characterized in that a drain pipe (21) is fixedly connected to the quicksand pool body (2), and a valve is fixedly connected to the drain pipe (21). 5. A sewage treatment continuous sand pool according to claim 1, characterized in that: two U-shaped frames (84) are fixedly connected to the top of the sand pool body (2), and the movable frame (8) is slidably connected between the two U-shaped frames (84). 6. A sewage treatment continuous flow sand pool according to claim 1, characterized in that: a guide plate (12) is fixedly connected to the inside of the treatment box (1), a guide block (13) is fixedly connected to the inner bottom wall of the treatment box (1), and a water injection pipe (11) is fixedly connected to the top of the treatment box (1). 7. A sewage treatment continuous flow sand pool according to claim 1, characterized in that: two collecting boxes (6) are inserted into the interior of the treatment box (1), and the two collecting boxes (6) are respectively arranged at both ends of the filter screen (4). 8. A continuous flow sand pool for sewage treatment according to claim 1, characterized in that: a sliding groove (52) is provided at the bottom of the movable seat (5), the scraper (51) is slidably connected inside the sliding groove (52), a spring (53) is fixedly connected to the top of the scraper (51), and the other end of the spring (53) is fixedly connected to the inner top wall of the sliding groove (52).