CN217757134U - Nitrogen and phosphorus removal treatment device for wastewater treatment - Google Patents

Abstract

The utility model discloses a denitrification and dephosphorization treatment device for wastewater treatment, which comprises a reaction tank, a first servo motor is installed at the top of the inside of the reaction tank, and a rotating shaft is installed at the bottom end of the first servo motor. A stirring blade is evenly installed on the outside of the reaction tank, and a scraper is installed on one side of the stirring blade, a sedimentation plate is installed inside the reaction tank, and a sloping plate is evenly installed inside the sedimentation plate, and the bottom end of one side of the reaction tank is installed A mud outlet is installed. The utility model is provided with a first servo motor. When the waste water is being treated, the first servo motor is activated to drive the stirring blade to rotate along with the rotating shaft. Improve the reaction speed of waste water and chemical reagents, and when the scraper rotates, it will clean the top of the inner wall of the rotating shaft to improve the completeness of the reaction. speed of precipitation.

Description

A nitrogen and phosphorus removal treatment device for wastewater treatment

technical field

The utility model relates to the technical field of wastewater treatment, in particular to a nitrogen and phosphorus removal treatment device for wastewater treatment.

Background technique

We will produce more domestic wastewater in our daily life. The wastewater contains nitrogen and phosphorus. The discharge of nitrogen and phosphorus will lead to eutrophication of the water body, and nitrogen-containing compounds will be toxic to the human body and other organisms. Therefore, in In the process of wastewater treatment, it is necessary to use a denitrification and dephosphorization treatment device to treat the wastewater to reduce the nitrogen and phosphorus contained in the wastewater;

However, in the existing waste water treatment devices for denitrification and phosphorus removal, when the waste water is in a static state, the reaction speed with chemical reagents is relatively slow, and the time for producing sediment will be longer, which reduces the efficiency of waste water treatment and has room for improvement.

Utility model content

(1) Technical problems to be solved

The purpose of the utility model is to provide a denitrification and dephosphorization treatment device for waste water treatment, which is used to solve the defect that the existing waste water is in a static state and has a relatively slow reaction speed with chemical reagents.

(2) Contents of utility model

In order to solve the above technical problems, the utility model provides the following technical solutions: a nitrogen and phosphorus removal treatment device for wastewater treatment, including a reaction tank, a first servo motor is installed on the top of the reaction tank, and the first servo motor The bottom end is equipped with a rotating shaft, the outside of the rotating shaft is evenly equipped with stirring blades, and a scraper is installed on one side of the stirring blades, the inside of the reaction tank is equipped with a precipitation plate, and the inside of the precipitation plate is evenly equipped with a sloping plate, The bottom of one side of the reaction tank is equipped with a mud outlet, the bottom of the inside of the reaction tank is provided with a discharge structure, the top of the other side of the reaction tank is equipped with a connecting pipe, and one side of the connecting pipe is installed There is a filter tank, and a filtering structure is arranged inside the filter tank.

Preferably, there are several stirring blades, and the several stirring blades are distributed at equal intervals outside the rotating shaft.

Preferably, the discharge structure includes a second servo motor, the second servo motor is installed at the bottom end of one side of the reaction tank, a first threaded rod is installed on one side of the second servo motor, and the first threaded rod A movable block is installed on the outside of the rod, a hinged rod is installed on the top of the movable block, and a movable plate is hinged on the top of the hinged rod, and one side of the movable plate and the inside of the mud outlet are hinged to each other.

Preferably, the inside of the movable block is provided with internal threads, and the internal threads inside the movable block and the first threaded rod are adapted to each other, and the internal threads inside the movable block and the first threaded rod form a threaded connection.

Preferably, the filter structure includes a third servo motor, the third servo motor is installed at the bottom end inside the filter tank, the outside of the output shaft of the third servo motor is fixedly installed with a first gear, and the inside of the filter tank Both sides of the bottom end are movably installed with a movable rod, and the outside of the movable rod is fixed with a second gear, and the top of the movable rod is fixed with a second threaded rod, and a filter plate is installed outside the second threaded rod .

Preferably, the first gear and the second gear mesh with each other, and the first gear and the second gear constitute a transmission structure.

Preferably, both sides inside the filter plate are provided with threaded holes, and the insides of the threaded holes on both sides of the filter plate are provided with internal threads, and the internal threads inside the threaded holes and the second threaded rod are compatible with each other. Matching, the internal thread inside the threaded hole forms a threaded connection with the second threaded rod.

(3) Beneficial effects

The utility model provides a nitrogen and phosphorus removal treatment device for wastewater treatment, which has the advantages of:

By installing the first servo motor, when the wastewater is being treated, start the first servo motor, which will drive the stirring blade to rotate along with the rotating shaft, and the stirring blade will stir the wastewater during the rotation process, thereby increasing the waste water and The speed of chemical reagent reaction, and when the scraper is rotating, it will clean the top of the inner wall of the rotating shaft to improve the completeness of the reaction. After the reaction is over, it will be precipitated through the precipitation plate. The inclined plate is installed at an angle, which will speed up the precipitation , realizing that the device improves the reaction speed and precipitation efficiency of waste water and chemical reagents;

By providing a discharge structure, starting the second servo motor will drive the first threaded rod to rotate, and when it rotates, it will drive the movable block to move left and right outside the first threaded rod, and the hinged rod can drive the movable plate to surround the mud outlet. The hinge is rotated, and the angle of the movable plate can be adjusted accordingly, so that the sediment at the inner bottom of the rotating shaft can be discharged more completely, and the device can facilitate a more complete discharge of the sediment;

With the filter structure, the filter plate will filter the waste water inside the filter tank. After the filter is completed, the third servo motor will be started, and the third servo motor will drive the first gear to rotate, and then drive the second gear to the same direction at the same time. The second gear will drive the movable rod and the second threaded rod to rotate, and then it will drive the filter plate to move downward or upward outside the second threaded rod, and adjust the filter plate to the outside of the second threaded rod. At the topmost position, the filter plate can be disassembled to clean up the impurities remaining in the top filter, which realizes that the device is convenient for automatically taking out the filter plate for cleaning.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

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

Fig. 2 is the schematic diagram of the top view section structure of the filter tank of the present invention;

Fig. 3 is a schematic diagram of a partial three-dimensional structure of the filtering structure of the present invention;

Fig. 4 is a partial front view sectional structure schematic diagram of the discharging structure of the present invention.

Explanation of the reference signs in the figure:

1. The first servo motor; 2. Rotating shaft; 3. Scraper; 4. Stirring blade; 5. Reaction tank; 6. Precipitation plate; 7. Inclined plate; 8. Mud outlet; 902, movable block; 903, hinged rod; 904, movable plate; 905, second servo motor; 10, filter structure; 1001, first gear; 1002, the third servo motor; 1003, movable rod; 1004, the second gear; 1005, the filter plate; 1006, the second threaded rod; 11, the filter tank; 12, the connecting pipe.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative work belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Please refer to Figures 1-4, an embodiment provided by the utility model: a nitrogen and phosphorus removal treatment device for wastewater treatment, including a reaction tank 5, a first servo motor 1 is installed on the top of the reaction tank 5, and the second The bottom end of a servo motor 1 is equipped with a rotating shaft 2, and the outside of the rotating shaft 2 is evenly equipped with a stirring blade 4, and a scraper 3 is installed on one side of the stirring blade 4, and several stirring blades 4 are provided. The outside of the rotating shaft 2 is distributed at equal intervals to increase the reaction speed. The inside of the reaction tank 5 is equipped with a sedimentation plate 6, and the inside of the precipitation plate 6 is evenly equipped with a sloping plate 7, and the bottom end of the reaction tank 5 is equipped with a mud outlet. 8. The bottom end of the reaction tank 5 is provided with a discharge structure 9, the top of the other side of the reaction tank 5 is equipped with a connecting pipe 12, and one side of the connecting pipe 12 is equipped with a filter tank 11, and the inside of the filter tank 11 is provided with filter structure 10;

Specifically, as shown in Figure 1, when using this structure, the chemical reagent is passed into the inside of the rotating shaft 2 from the feeding port at the top of the rotating shaft 2, the waste water is passed into the feeding port at the top of one side of the rotating shaft 2, and the first A servo motor 1 will drive the rotating shaft 2 to rotate, and then it will drive the stirring blade 4 to rotate. The stirring blade 4 will stir the waste water during the rotation process, thereby increasing the reaction speed of the waste water and chemical reagents, and scraping When the plate 3 is rotating, it will clean the top of the inner wall of the rotating shaft 2 to improve the completeness of the reaction. After the nitrogen and phosphorus in the waste water react with the chemical reagents, they will become insoluble phosphate, and the phosphate and the remaining waste water will pass through precipitation. Plate 6 carries out sedimentation, and slant plate 7 is installed in an inclined manner, which will speed up the speed of sedimentation;

The discharge structure 9 includes a second servomotor 905, the second servomotor 905 is installed at the bottom end of the reaction tank 5 one side, the first threaded rod 901 is installed on one side of the second servomotor 905, and the first threaded rod 901 Movable block 902 is installed outside, and the top of movable block 902 is equipped with articulated bar 903, and the top of articulated bar 903 is hinged with movable plate 904, and one side of movable plate 904 and the inside of mud outlet 8 are hinged mutually, and the inside of movable block 902 The interior is provided with internal threads, and the internal threads inside the movable block 902 and the first threaded rod 901 are adapted to each other, and the internal threads inside the movable block 902 and the first threaded rod 901 form a threaded connection, so that the sediment can be completely discharged;

Specifically, as shown in Fig. 1 and Fig. 4, when using this structure, the sediment flows out and falls on the top of the movable plate 904, and the waste water after the sedimentation enters the inside of the filter tank 11 from the inside of the connecting pipe 12, and the sedimentation When the sediment on the top of the movable plate 904 is difficult to pass out from the inside of the mud outlet 8, start the second servo motor 905, which will drive the first threaded rod 901 to rotate, because the first threaded rod 901 and the inside of the movable block 902 The internal threads of the articulated rods 903 are adapted to each other, and then the movable block 902 can be driven to move left and right outside the first threaded rod 901, and the movable block 902 can drive the bottom end of the hinged rod 903 to move left and right, and the top of the articulated rod 903 can support the movable plate 904 rotates around the hinge with the mud outlet 8, and thereupon the inclination angle of the movable plate 904 can be adjusted. When the inclination angle of the movable plate 904 was large, the sediment at the top of the movable plate 904 was more easily passed out, so that the rotating shaft 2 The sediment at the bottom of the interior is more completely vented;

The filter structure 10 includes a third servo motor 1002, the third servo motor 1002 is installed at the bottom end inside the filter tank 11, the outside of the output shaft of the third servo motor 1002 is fixedly installed with a first gear 1001, and the two sides of the bottom end inside the filter tank 11 A movable rod 1003 is installed movably, and a second gear 1004 is fixedly installed on the outside of the movable rod 1003, and a second threaded rod 1006 is fixedly installed on the top of the movable rod 1003, and a filter plate is installed on the outside of the second threaded rod 1006 1005, the first gear 1001 and the second gear 1004 mesh with each other, the first gear 1001 and the second gear 1004 form a transmission structure, both sides of the filter plate 1005 are provided with threaded holes, the threaded holes on both sides of the filter plate 1005 Internal threads are provided inside, and the internal threads inside the threaded holes and the second threaded rod 1006 are compatible with each other, and the internal threads inside the threaded holes and the second threaded rod 1006 form a threaded connection, which is convenient for taking out the filter plate 1005 for cleaning;

Specifically, as shown in Fig. 1, Fig. 2 and Fig. 3, when using this structure, after the water body after sedimentation and reflection enters the inside of the filter tank 11, it will be filtered through the filter plate 1005, and then the filter plate 1005 The wastewater inside the filter tank 11 will be filtered, and the filtered water will flow out through the discharge port at the bottom of one side of the filter tank 11. After the filtration is completed, the third servo motor 1002 will be started, and the third servo motor 1002 will drive the first gear 1001 Rotate, because the first gear 1001 and the second gear 1004 are meshed with each other, then the second gear 1004 can be driven to rotate in the same direction at the same time, and the second gear 1004 will drive the movable rod 1003 and the second threaded rod 1006 to rotate, because The internal threads inside the threaded holes on both sides of the filter plate 1005 and the second threaded rod 1006 are compatible with each other, and then the filter plate 1005 can be driven to move downward or upward outside the second threaded rod 1006, and the filter plate 1005 is adjusted to When the second threaded rod 1006 is at the topmost position, the filter plate 1005 can be disassembled from the inside of the filter tank 11 , and the remaining impurities filtered by the top of the filter plate 1005 can be cleaned.

Working principle: When in use, this kind of denitrification and phosphorus removal treatment device for wastewater treatment is connected to an external power supply. First, the chemical reagent is passed into the interior of the rotating shaft 2 from the feed port at the top of the rotating shaft 2, and the wastewater is discharged from the top of the rotating shaft 2 side. The feed port of the feeder is connected, and the first servo motor 1 is started, which will drive the rotating shaft 2 to rotate, and then it can drive the stirring blade 4 to rotate, and the stirring blade 4 will stir the waste water during the rotation process, and the waste water will be raised accordingly. The speed of reaction with chemical reagents, and when the scraper 3 rotates, it will clean the top of the inner wall of the rotating shaft 2 to improve the completeness of the reaction. After the nitrogen and phosphorus in the wastewater react with the chemical reagents, they will become insoluble. Phosphate, Phosphate and the rest of the waste water are settled through the settling plate 6, and the sloping plate 7 is installed at a slant, which will speed up the settling speed; secondly, the sediment flows down and falls on the top of the movable plate 904, and the settling waste water flows from the connecting pipe 12 enters the inside of the filter tank 11, and the sediment passes out from the inside of the mud outlet 8. When the sediment at the top of the movable plate 904 is difficult to pass out, start the second servo motor 905, which will drive the first threaded rod 901 Rotate, because the inner threads of the first threaded rod 901 and the movable block 902 are compatible with each other, then the movable block 902 can be driven to move left and right outside the first threaded rod 901, and the movable block 902 will drive the bottom end of the hinged rod 903 Moving left and right, the top of the hinged rod 903 can support the movable plate 904 to rotate around the hinge with the mud outlet 8, and then the angle of inclination of the movable plate 904 can be adjusted. When the angle of inclination of the movable plate 904 is large, the movable plate The sediment at the top of 904 is easier to pass through, so that the sediment at the bottom of the rotating shaft 2 can pass through more completely; finally, after the water body after precipitation and reflection enters the inside of the filter tank 11, it will be filtered through the filter plate 1005, and then Therefore, the filter plate 1005 will filter the waste water inside the filter tank 11, and the filtered water will pass through the discharge port at the bottom of one side of the filter tank 11. After the filtration is completed, the third servo motor 1002 will be started, and the third servo motor 1002 will Drive the first gear 1001 to rotate, because the first gear 1001 and the second gear 1004 mesh with each other, then the second gear 1004 can be driven to rotate in the same direction at the same time, and the second gear 1004 will drive the movable rod 1003 and the second threaded rod 1006 is rotated, because the internal threads inside the threaded holes on both sides of the filter plate 1005 and the second threaded rod 1006 are compatible with each other, then the filter plate 1005 can be driven to move downwards or upwards outside the second threaded rod 1006, and the When the filter plate 1005 is adjusted to the topmost position on the outside of the second threaded rod 1006, the filter plate 1005 can be disassembled from the inside of the filter tank 11, and the remaining impurities filtered on the top of the filter plate 1005 can be cleaned.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

The device embodiments described above are only illustrative, and the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in One place, or it can be distributed to multiple network elements. Part or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment. It can be understood and implemented by those skilled in the art without any creative effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present invention. and range.

Claims (7)

1. A nitrogen and phosphorus removal treatment device for wastewater treatment, comprising a reaction tank (5), characterized in that: the top of the reaction tank (5) inside is equipped with a first servo motor (1), and the first servo motor The bottom end of (1) is equipped with a rotating shaft (2), and the outside of the rotating shaft (2) is evenly equipped with a stirring blade (4), and a scraper (3) is installed on one side of the stirring blade (4), and the reaction The inside of the tank (5) is equipped with a settling plate (6), and the inside of the settling plate (6) is evenly equipped with a sloping plate (7), and the bottom end of one side of the reaction tank (5) is equipped with a mud outlet (8 ), the inner bottom of the reaction tank (5) is provided with a discharge structure (9), and the top of the other side of the reaction tank (5) is equipped with a connecting pipe (12), and one of the connecting pipes (12) A filter tank (11) is installed on the side, and a filter structure (10) is arranged inside the filter tank (11). 2. A kind of denitrification and dephosphorization treatment device for wastewater treatment according to claim 1, characterized in that: said stirring blades (4) are provided with several, and several said stirring blades (4) are arranged on the rotating shaft (2 ) are equally spaced outside. 3. A nitrogen and phosphorus removal treatment device for wastewater treatment according to claim 1, characterized in that: the discharge structure (9) includes a second servo motor (905), and the second servo motor (905 ) is installed at the bottom of one side of the reaction tank (5), a first threaded rod (901) is installed on one side of the second servo motor (905), and a movable block is installed on the outside of the first threaded rod (901) (902), the top of the movable block (902) is equipped with a hinged rod (903), and the top of the hinged rod (903) is hinged with a movable plate (904), one side of the movable plate (904) and the mud outlet The mouths (8) are hinged internally to each other. 4. A nitrogen and phosphorus removal treatment device for wastewater treatment according to claim 3, characterized in that: the inside of the movable block (902) is provided with internal threads, and the internal threads of the movable block (902) It is compatible with the first threaded rod (901), and the internal thread inside the movable block (902) forms a threaded connection with the first threaded rod (901). 5. A nitrogen and phosphorus removal treatment device for wastewater treatment according to claim 1, characterized in that: the filtering structure (10) includes a third servo motor (1002), and the third servo motor (1002) Installed at the bottom end inside the filter tank (11), the outside of the output shaft of the third servo motor (1002) is fixedly equipped with a first gear (1001), and both sides of the inside bottom end of the filter tank (11) are installed movably There is a movable rod (1003), and the outside of the movable rod (1003) is fixedly equipped with a second gear (1004), and the top of the movable rod (1003) is fixedly equipped with a second threaded rod (1006), and the second A filter plate (1005) is installed on the outside of the threaded rod (1006). 6. A denitrification and dephosphorization treatment device for wastewater treatment according to claim 5, characterized in that: the first gear (1001) and the second gear (1004) mesh with each other, and the first gear (1001 ) and the second gear (1004) constitute a transmission structure. 7. A kind of denitrification and dephosphorization treatment device for wastewater treatment according to claim 5, characterized in that: both sides of the inside of the filter plate (1005) are provided with threaded holes, and the inside of the filter plate (1005) The insides of the threaded holes on both sides are provided with internal threads, and the internal threads inside the threaded holes and the second threaded rod (1006) are adapted to each other, and the internal threads inside the threaded holes and the second threaded rod (1006) form a threaded connection.

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