Sedimentation tank for water treatment

Abstract

The utility model discloses a sedimentation tank for water treatment. Comprising a sedimentation tank body, a water inlet pipe, a mixing tank, a mixing mechanism, a sewage pipe, a fixing frame, a feeding pipe, a stirring mechanism, a motor I, a stirring shaft, a spiral stirring blade, a blow-off pipe, a sludge scraping structure, a rotating frame, a scraping plate, a connecting shaft, a transmission mechanism, a supporting frame, a motor II, a water outlet groove, a filter plate, a sliding mechanism, a connecting seat, a sliding groove, a fixing mechanism, a fixing plate, a fixing bolt, a hanging ring and a water outlet pipe, the sludge scraping structure is arranged at the lower end in the sedimentation tank body and comprises a rotating frame arranged in the middle of the lower end of the sedimentation tank body, and scraping plates are fixedly connected to the front and the rear of the two sides of the lower end of the rotating frame. Compared with the prior art, the sedimentation tank has the advantages that sludge settled at the lower end in the sedimentation tank body is more convenient and thorough to clean, and the filter plate of the water outlet tank is convenient to clean and replace.

Description

Technical Field

[0001] The utility model relates to the technical field of water treatment, in particular to a sedimentation tank for water treatment. Background Art

[0002] A sedimentation tank is a structure that uses sedimentation to remove suspended matter from water. It is a water purifier that uses the natural sedimentation of water or the coagulation and sedimentation effect to remove suspended matter from water. Sedimentation tanks are divided into horizontal sedimentation tanks and vertical sedimentation tanks according to the direction of water flow. The sedimentation effect is determined by the flow rate of water in the sedimentation tank and the residence time of water in the tank. In order to improve the sedimentation effect and reduce the land area, honeycomb inclined tube counter-flow sedimentation tanks, accelerated clarification tanks, pulse clarification tanks, etc. are often used. Sedimentation tanks are widely used in wastewater treatment.

[0003] The water treatment sedimentation tank described in publication number CN220317507U relates to the field of water treatment technology. Specifically, the water treatment sedimentation tank includes a base, a through opening is opened in the middle of the base, and a sedimentation tube wall is fixed in the middle of the base, two limiting plates are fixed on the top of the base, and a sliding opening is opened on the outer side of the limiting plate, and a support frame is movably connected inside the two limiting plates, and the two ends of the support frame are movably connected to the two limiting plates respectively. The water treatment sedimentation tank, by driving the motor output shaft to rotate the rotating rod, and then the stirring plate can rotate to stir the sewage in the sedimentation tube wall, and driven by the hydraulic telescopic rod, the stirring plate can be raised and lowered while rotating, so that the coagulant can be fully mixed with the sewage, so that the sedimentation effect of the sedimentation tank is better, but the existing technology still has defects:

[0004] 1. In the prior art, a filter frame is arranged at the lower end of the inner wall of the sedimentation barrel, and a first filter matrix and a second filter matrix are arranged inside the filter frame to filter the sediment. However, after the sediment is filtered and deposited, it is not convenient to clean it out.

[0005] 2. In the prior art, the water outlet pipe is arranged at the lower end of the sedimentation barrel wall. When too much dirt is precipitated and intercepted inside the filter frame, it is easy to get clogged, and it is inconvenient to clean the first filter matrix and the second filter matrix when clogged. Utility Model Content

[0006] The technical problem to be solved by the utility model is to overcome the above-mentioned defects and provide a sedimentation tank for water treatment.

[0007] In order to solve the above technical problems, the technical solution provided by the utility model is: a sedimentation tank for water treatment, comprising:

[0008] A sedimentation tank body, wherein a water inlet pipe is inserted in the middle of one side of the sedimentation tank body;

[0009] A mixing tank, wherein the mixing tank is arranged at the upper end of one side of the sedimentation tank body, and the water inlet pipe is plugged into the lower end of one side of the mixing tank;

[0010] A mixing mechanism, the mixing mechanism is arranged on the mixing tank, the mixing mechanism comprises a sewage pipe plugged into the upper end of one side of the mixing tank, the upper end of the mixing tank is fixedly connected to a fixing frame, and one side of the upper end of the fixing frame is plugged into a feeding pipe;

[0011] A stirring mechanism, wherein the stirring mechanism is arranged inside the mixing tank;

[0012] A sewage pipe, which is plugged into the lower end of the sedimentation tank body, and the lower end of the sedimentation tank body is a conical structure;

[0013] A scraping structure, the scraping structure is arranged at the lower end of the sedimentation tank body, the scraping structure comprises a rotating frame arranged in the middle of the lower end of the sedimentation tank body, the front and rear sides of the lower end of the rotating frame are fixedly connected with scrapers, and the middle of the rotating frame is fixedly plugged with a connecting shaft;

[0014] A transmission mechanism, wherein the transmission mechanism is arranged on the connecting shaft;

[0015] A water outlet trough, the water outlet trough is fixedly connected to the middle of the upper end of one side of the sedimentation tank body, and the upper end of the water outlet trough is higher than the upper end of the sedimentation tank body;

[0016] A filter plate, the filter plate being arranged in the middle of the upper end of one side of the water outlet trough;

[0017] A sliding mechanism, the sliding mechanism is arranged between the filter plate and the water outlet trough, the sliding mechanism comprises a connecting seat fixedly connected to the middle of the upper end of one side of the water outlet trough, the filter plate is inserted in the middle of the connecting seat, and a sliding groove used in conjunction with the filter plate is provided in the middle of the connecting seat;

[0018] A fixing mechanism, wherein the fixing mechanism is arranged on the filter plate;

[0019] A water outlet pipe is plugged into a lower end of one side of the water outlet trough.

[0020] As an improvement, the stirring mechanism comprises:

[0021] Motor 1, wherein the motor 1 is fixedly connected to the middle of the upper end of the fixing frame;

[0022] A stirring shaft, the stirring shaft is inserted in the middle of the lower end of the fixing frame, and the upper end of the stirring shaft is fixedly connected to the lower end of the motor;

[0023] The spiral stirring blade is fixedly connected to the lower end of the stirring shaft.

[0024] As an improvement, the transmission mechanism comprises:

[0025] A support frame, wherein the support frame is fixedly connected to the upper end of the sedimentation tank body, and the connecting shaft is plugged into the lower end of the support frame;

[0026] Motor 2, wherein the motor 2 is fixedly connected to the upper end of the support frame, and the lower end of the motor 2 is fixedly connected to the upper end of the connecting shaft.

[0027] As an improvement, the fixing mechanism comprises:

[0028] Fixed plates, two fixed plates are fixedly connected to the upper ends of the front and rear sides of the filter plate;

[0029] A fixing bolt, wherein the fixing bolt is threadedly connected to the middle of the fixing plate, and the lower end of the fixing bolt is threadedly connected to the upper end of the water outlet trough;

[0030] The two lifting rings are fixedly connected to the front and rear of the upper end of the filter plate.

[0031] As an improvement, the upper end of the support frame is higher than the upper end of the sedimentation tank body.

[0032] The advantages of the utility model compared with the prior art are: 1. In the utility model, when too much dirt and sludge accumulate at the lower end of the sedimentation tank body, it is necessary to clean it. The sewage pipe is connected to the external sewage pump to extract and discharge the precipitated dirt. At the same time, the second motor can be started to drive the connecting shaft to rotate, and the rotation of the connecting shaft drives the rotating frame to rotate. The rotation of the rotating frame drives the scraper to scrape the precipitated sludge at the lower end of the sedimentation tank body, so that the sludge slides down and is discharged through the sewage pipe. The treatment of the sludge precipitated at the lower end of the sedimentation tank body is more convenient and thorough.

[0033] 2. In the utility model, a water outlet trough is provided on one side of the upper end of the sedimentation tank body. The water in the upper layer after sedimentation is discharged through the water outlet trough. The filter plate filters the residual dirt in the water. When the filter plate needs to intercept too much dirt and needs to be cleaned, the fixing bolts are unscrewed and the filter plate can be lifted upward and separated from the connecting seat by using external tools through the lifting ring, so as to facilitate the cleaning and replacement of the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 The utility model is a structural schematic diagram of a sedimentation tank for water treatment.

[0035] Figure 2 The utility model is a cross-sectional view of a sedimentation tank for water treatment.

[0036] Figure 3 yes Figure 2 Enlarged view of area A in the middle.

[0037] Figure 4 The utility model is a schematic diagram of the internal structure of a sedimentation tank body of a sedimentation tank for water treatment.

[0038] Figure 5The utility model is a schematic diagram of the internal structure of a mixing tank of a sedimentation tank for water treatment.

[0039] Figure 6 The utility model is a structural schematic diagram of a water outlet trough of a sedimentation tank for water treatment.

[0040] Figure 7 It is a cross-sectional schematic diagram of a water outlet trough of a sedimentation tank for water treatment according to the utility model.

[0041] As shown in the figure: 1. Sedimentation tank body; 2. Water inlet pipe; 3. Mixing tank; 4. Mixing mechanism; 41. Sewage pipe; 42. Fixed frame; 43. Feeding pipe; 5. Stirring mechanism; 51. Motor 1; 52. Stirring shaft; 53. Spiral stirring blade; 6. Sewage pipe; 7. Scraping structure; 71. Rotating frame; 72. Scraper; 73. Connecting shaft; 8. Transmission mechanism; 81. Support frame; 82. Motor 2; 9. Water outlet trough; 10. Filter plate; 11. Sliding mechanism; 111. Connecting seat; 112. Slide; 12. Fixing mechanism; 121. Fixing plate; 122. Fixing bolt; 123. Lifting ring; 13. Water outlet pipe. DETAILED DESCRIPTION

[0042] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0043] A sedimentation tank for water treatment, comprising a sedimentation tank body 1, such as Figure 1 As shown, the lower end of the sedimentation tank body 1 is a conical structure, a water inlet pipe 2 is inserted in the middle of one side of the sedimentation tank body 1, a mixing tank 3 is provided at the upper end of one side of the sedimentation tank body 1, the water inlet pipe 2 is inserted at the lower end of one side of the mixing tank 3, and the sedimentation tank body 1 is connected to the sedimentation tank body 1 through the water inlet pipe 2.

[0044] The mixing tank 3 is provided with a mixing mechanism 4, which includes a sewage pipe 41 plugged into the upper end of one side of the mixing tank 3, a fixing frame 42 is fixedly connected to the upper end of the mixing tank 3, and a feeding pipe 43 is plugged into one side of the upper end of the fixing frame 42. The feeding pipe 43 is used to add flocculants and other water purification agents. The mixing tank 3 is provided with a stirring mechanism 5 inside, which includes a motor 51, a stirring shaft 52, and a spiral stirring blade 53. The motor 51 is fixedly connected to the middle of the upper end of the fixing frame 42, and the stirring shaft 52 is plugged into the fixed frame 42. In the middle of the lower end of the fixed frame 42, the upper end of the stirring shaft 52 is fixedly connected to the lower end of the motor 51, and the spiral stirring blade 53 is fixedly connected to the lower end of the stirring shaft 52. The sewage enters the mixing tank 3 from the sewage pipe 41, and the agent is also added into the mixing tank 3 from the feeding pipe 43. The motor 51 drives the stirring shaft 52 and the spiral stirring blade 53 to rotate, and mixes the sewage and the water treatment agent, so that the agent and sewage are mixed more fully, and then flow into the sedimentation tank body 1 through the water inlet pipe 2 for continued reaction and precipitation.

[0045] A sewage pipe 6 is provided at the lower end of the sedimentation tank body 1 for connecting to an external sewage pump to extract and discharge the precipitated dirt.

[0046] A scraper structure 7 is provided at the lower end of the sedimentation tank body 1. The scraper structure 7 includes a rotating frame 71 arranged in the middle of the lower end of the sedimentation tank body 1. Scrapers 72 are fixedly connected to the front and rear sides of the lower end of the rotating frame 71. A connecting shaft 73 is fixedly inserted in the middle of the rotating frame 71. A transmission mechanism 8 is provided on the connecting shaft 73. The transmission mechanism 8 includes a support frame 81 and a motor 82. The support frame 81 is fixedly connected to the upper end of the sedimentation tank body 1. The upper end of the support frame 81 is higher than the upper end of the sedimentation tank body 1. The connecting shaft 73 is inserted into the lower end of the support frame 81. Motor 2 82 is fixedly connected to the upper end of the support frame 81, and the lower end of motor 2 82 is fixedly connected to the upper end of the connecting shaft 73. A protective cover used in conjunction with motor 2 82 is fixedly connected to the middle of the upper end of the support frame 81. Motor 2 82 drives the connecting shaft 73 to rotate, and the rotation of the connecting shaft 73 drives the rotating frame 71 to rotate. The rotation of the rotating frame 71 drives the scraper 72 to scrape the precipitated sludge at the lower end of the sedimentation tank body 1, allowing the sludge to slide down and be discharged through the sewage pipe 6, making the treatment of the sludge precipitated at the lower end of the sedimentation tank body 1 more convenient and thorough.

[0047] A water outlet trough 9 is fixedly connected to the middle of the upper end of one side of the sedimentation tank body 1, and a water outlet pipe 13 is inserted at the lower end of one side of the water outlet trough 9. The upper layer of water after treatment and sedimentation flows through the water outlet trough 9 and is discharged from the water outlet pipe 13.

[0048] The upper end of the water outlet trough 9 is higher than the upper end of the sedimentation tank body 1. A filter plate 10 is arranged in the middle of the upper end of one side of the water outlet trough 9. A sliding mechanism 11 is arranged between the filter plate 10 and the water outlet trough 9. The sliding mechanism 11 includes a connecting seat 111 fixedly connected to the middle of the upper end of one side of the water outlet trough 9. The filter plate 10 is inserted in the middle of the connecting seat 111. A sliding groove 112 used to cooperate with the filter plate 10 is opened in the middle of the connecting seat 111. The filter plate 10 can slide up and down in the middle of the connecting seat 111. The filter plate 10 is provided with a fixing mechanism 12. The fixing mechanism 11 2 comprises a fixing plate 121, a fixing bolt 122, and a lifting ring 123. The two fixing plates 121 are fixedly connected to the upper ends of the front and rear sides of the filter plate 10. The fixing bolt 122 is threadedly connected to the middle of the fixing plate 121. The lower end of the fixing bolt 122 is threadedly connected to the upper end of the water outlet trough 9. The two lifting rings 123 are fixedly connected to the front and rear ends of the upper ends of the filter plate 10. The fixing bolts 122 are unscrewed, and the filter plate 10 can be lifted upwards and separated from the connecting seat 111 by using an external tool through the lifting ring 123, so as to facilitate the cleaning and replacement of the filter plate 10.

[0049] When the utility model is implemented, Figure 1-7As shown, when in use, the external sewage pipe is connected to the sewage pipe 41 to discharge the sewage into the mixing tank 3, and the reagent is also added into the mixing tank 3 from the feeding pipe 43. The motor 51 drives the stirring shaft 52 and the spiral stirring blade 53 to rotate, and the sewage and the water treatment reagent are mixed so that the reagent and the sewage are mixed more fully, and then flow into the sedimentation tank body 1 through the water inlet pipe 2 for further reaction and precipitation.

[0050] After the sewage and the reagent react, large pieces of dirt are precipitated inside the sedimentation tank body 1. The upper layer of water after treatment and precipitation flows out through the outlet trough 9, and is filtered again when passing through the filter plate 10, filtering and intercepting a small amount of unprecipitated dirt, and then discharged to the next treatment link through the outlet pipe 13 for subsequent treatment.

[0051] When too much dirt and sludge accumulate at the lower end of the sedimentation tank body 1, it needs to be cleaned. The sewage pipe 6 is connected to an external sewage pump to extract and discharge the settled dirt. At the same time, the motor 2 82 can be started to drive the connecting shaft 73 to rotate. The rotation of the connecting shaft 73 drives the rotating frame 71 to rotate. The rotation of the rotating frame 71 drives the scraper 72 to scrape the settled sludge at the lower end of the sedimentation tank body 1, allowing the sludge to slide down and be discharged through the sewage pipe 6, making the treatment of the sludge settled at the lower end of the sedimentation tank body 1 more convenient and thorough.

[0052] When the filter plate 10 intercepts too much dirt and needs to be cleaned, unscrew the fixing bolts 122 and use external tools through the lifting ring 123 to lift the filter plate 10 upward and separate it from the connecting seat 111, so as to facilitate cleaning and replacement of the filter plate 10.

[0053] The electrical components appearing in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that controls a computer, etc. The specific implementation method of the present disclosure omits the detailed description of known functions and known components. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment.

[0054] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A sedimentation tank for water treatment, characterized in that: include: A sedimentation tank body (1), wherein a water inlet pipe (2) is inserted in the middle of one side of the sedimentation tank body (1); A mixing tank (3), wherein the mixing tank (3) is arranged at an upper end of one side of the sedimentation tank body (1), and the water inlet pipe (2) is plugged into a lower end of one side of the mixing tank (3); A mixing mechanism (4), the mixing mechanism (4) being arranged on the mixing tank (3), the mixing mechanism (4) comprising a sewage pipe (41) plugged into an upper end of one side of the mixing tank (3), a fixing frame (42) being fixedly connected to the upper end of the mixing tank (3), and a feeding pipe (43) being plugged into one side of an upper end of the fixing frame (42); A stirring mechanism (5), wherein the stirring mechanism (5) is arranged inside the mixing tank (3); A sewage discharge pipe (6), wherein the sewage discharge pipe (6) is plugged into the lower end of the sedimentation tank body (1), and the lower end of the sedimentation tank body (1) is a conical structure; A mud scraping structure (7), the mud scraping structure (7) being arranged at the lower end of the sedimentation tank body (1), the mud scraping structure (7) comprising a rotating frame (71) arranged in the middle of the lower end of the sedimentation tank body (1), scraping plates (72) being fixedly connected at the front and rear sides of the lower end of the rotating frame (71), and a connecting shaft (73) being fixedly inserted in the middle of the rotating frame (71); A transmission mechanism (8), wherein the transmission mechanism (8) is arranged on the connecting shaft (73); A water outlet trough (9), the water outlet trough (9) is fixedly connected to the middle of the upper end of one side of the sedimentation tank body (1), and the upper end of the water outlet trough (9) is higher than the upper end of the sedimentation tank body (1); A filter plate (10), the filter plate (10) being arranged in the middle of an upper end of one side of the water outlet trough (9); A sliding mechanism (11), the sliding mechanism (11) being arranged between the filter plate (10) and the water outlet trough (9), the sliding mechanism (11) comprising a connecting seat (111) fixedly connected to the middle of the upper end of one side of the water outlet trough (9), the filter plate (10) being inserted in the middle of the connecting seat (111), and a sliding groove (112) for matching with the filter plate (10) being provided in the middle of the connecting seat (111); A fixing mechanism (12), wherein the fixing mechanism (12) is arranged on the filter plate (10); A water outlet pipe (13) is inserted into a lower end of one side of the water outlet trough (9).

2. A sedimentation tank for water treatment according to claim 1, characterized in that: The stirring mechanism (5) comprises: Motor 1 (51), wherein the motor 1 (51) is fixedly connected to the middle of the upper end of the fixing frame (42); A stirring shaft (52), the stirring shaft (52) is inserted into the middle of the lower end of the fixing frame (42), and the upper end of the stirring shaft (52) is fixedly connected to the lower end of the motor 1 (51); A spiral stirring blade (53), wherein the spiral stirring blade (53) is fixedly connected to the lower end of the stirring shaft (52).

3. A sedimentation tank for water treatment according to claim 1, characterized in that: The transmission mechanism (8) comprises: A support frame (81), wherein the support frame (81) is fixedly connected to the upper end of the sedimentation tank body (1), and the connecting shaft (73) is plugged into the lower end of the support frame (81); Motor 2 (82), wherein the motor 2 (82) is fixedly connected to the upper end of the support frame (81), and the lower end of the motor 2 (82) is fixedly connected to the upper end of the connecting shaft (73).

4. A sedimentation tank for water treatment according to claim 1, characterized in that: The fixing mechanism (12) comprises: Fixed plates (121), two fixed plates (121) are fixedly connected to the upper ends of the front and rear sides of the filter plate (10); A fixing bolt (122), wherein the fixing bolt (122) is threadedly connected to the middle of the fixing plate (121), and the lower end of the fixing bolt (122) is threadedly connected to the upper end of the water outlet trough (9); A lifting ring (123), wherein the two lifting rings (123) are fixedly connected to the front and rear ends of the upper end of the filter plate (10).

5. A sedimentation tank for water treatment according to claim 3, characterized in that: The upper end of the support frame (81) is higher than the upper end of the sedimentation tank body (1).

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