CN210012685U - Sewage treatment charge device - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment equipment, and discloses a sewage treatment dosing device, which solves the problems that when the sewage is treated at present, the sewage needs to be precipitated for a longer time, the sewage is discharged after solid-liquid separation, more treatment time is needed, and the sewage treatment efficiency is low, the utility model comprises a box body, a collecting box and a dosing hopper, wherein one side of the box body is provided with a water inlet pipe, the bottom end of the box body is provided with a conical shell, the bottom end of the conical shell is provided with a blow-off pipe, a filter plate is fixed on the inner wall of the upper end of the box body, a top screw of the box body is provided with a top plate, the upper end of the top plate is provided with a motor, an output shaft of the motor penetrates through the top plate, a rotating rod is concentrically fixed on the output shaft of the motor, a stirring rod is fixed on the rotating rod, the dosing hopper is fixed, thereby reducing the settling time and greatly improving the sewage treatment efficiency.

Description

A sewage treatment dosing device

technical field

The utility model relates to the technical field of sewage treatment equipment, in particular to a sewage treatment dosing device.

Background technique

In the production process of SOI wafers, the surface needs to be pickled to remove the stains on the surface of the wafer. The sewage contains acid and fluoride ions. The sewage is strongly acidic, and direct discharge will affect environmental pollution. Therefore, the sewage needs to be treated. The existing method of treating the sewage generally adopts the chemical neutralization method. In order to remove the acid water In addition to the need to add alkali to neutralize the acid and fluoride ions, it is also necessary to add lime milk as a precipitant, which not only plays the role of neutralizing the acid, but also can make the fluoride ions form fluoride precipitation and be removed, but due to the existing In sewage treatment, sewage needs to be precipitated for a long time, so that the sewage is discharged after solid-liquid separation, which requires more treatment time, and the sewage treatment efficiency is low.

Utility model content

The purpose of this utility model is to solve the existing problem in the prior art that when sewage is treated, sewage needs to be precipitated for a long time, so that the sewage is discharged after solid-liquid separation, which requires more treatment time. , the disadvantage of low sewage treatment efficiency, and a sewage treatment dosing device is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A sewage treatment dosing device, comprising a box body, a collection box, and a dosing hopper, one side of the box body is provided with a water inlet pipe, and the bottom end of the box body is provided with a conical shell, and the bottom end of the conical shell is provided with There is a sewage pipe, and a filter plate is fixed on the inner wall of the upper end of the box body, a top plate is installed with screws on the top of the box body, a motor is installed on the upper end of the top plate, the output shaft of the motor runs through the top plate, and the output shaft of the motor A rotating rod is concentrically fixed, the rotating rod extends to the bottom of the filter plate, and a stirring rod is fixed on the rotating rod, a dosing bucket is fixed on one side outer wall of the box body, and the outlet of the dosing bucket is fixed The end is provided with a dosing tube, the other end of the dosing tube extends to the inside of the box body, and a collection box is installed on the outer wall of the other side of the box body, between the collection box and the box body It is connected by a communication pipe, and a drain pipe is arranged on one side of the bottom end of the collection box, and the communication pipe is located above the filter plate.

Preferably, the filter plate is mounted on the inner wall of the box by screws, and a support ring is provided in the middle of the filter plate.

Preferably, the rotating rod is inserted into the support ring, and the rotating rod is supported and rotatably connected to the support ring.

Preferably, a valve is provided on the dosing pipe, and one end of the dosing pipe away from the dosing hopper extends below the filter plate.

Preferably, a valve is provided on the sewage pipe.

Preferably, the stirring rod is located below the filter plate.

The beneficial effects of the present utility model are:

1. Speed up the neutralization efficiency of the liquid medicine and sewage through the stirring rod, and block the fixed pollutants in the sewage by the filter plate, so that the neutralized sewage flows into the collection box through the connecting pipe above the filter plate for centralized discharge, thereby reducing the amount of pollution. Its sedimentation time greatly improves the efficiency of sewage treatment.

2. When the sediment inside the box reaches a certain level, the internal sediment can be discharged through the bottom drain pipe, which improves the cleaning efficiency of the internal sediment.

Description of drawings

Fig. 1 is the structural representation of a kind of sewage treatment dosing device proposed by the utility model;

Figure 2 is a schematic structural diagram of a filter plate in a sewage treatment dosing device proposed by the utility model.

In the picture: 1 box, 2 conical shell, 3 sewage pipe, 4 water inlet pipe, 5 collection box, 6 dosing hopper, 7 dosing pipe, 8 top plate, 9 motor, 10 filter plate, 11 rotating rod, 12 stirring Rod, 13 communication pipe, 14 drain pipe, 15 support ring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise" etc. Or the positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed in a specific orientation and operation, so it cannot be construed as a limitation to the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

1-2, a sewage treatment dosing device, including a box 1, a collection box 5, a dosing hopper 6, a water inlet pipe 4 is provided on one side of the bottom end of the box body 1, and the outer end of the water inlet pipe 4 is welded with a connection The flange is connected with the external sewage pipe through the connecting flange, and the bottom end of the box body 1 is welded with a conical shell 2, and the bottom end of the conical shell 2 is welded with a sewage pipe 3. The sewage pipe 3 is provided with a valve, and the tank A filter plate 10 is fixed on the inner wall of the upper end of the body 1. The filter plate 10 is installed on the inner wall of the box body 1 by screws, and a support ring 15 is arranged in the middle of the filter plate 10. The top of the box body 1 is screwed with a top plate 8. A motor 9 is installed on the upper end bolt, the output shaft of the motor 9 penetrates the top plate 8, and the output shaft of the motor 9 is fixed with a rotating rod 11 concentrically, the rotating rod 11 extends to the bottom of the filter plate 10, and the rotating rod 11 is inserted in the support ring 15. , and the rotating rod 11 is connected with the support ring 15 to support and rotate, and the stirring rod 12 is welded and fixed on the rotating rod 11. The stirring rod 12 is located under the filter plate 10, and the dosing bucket 6 is fixed with screws on the outer wall of one side of the box body 1. , the outlet end of the dosing hopper 6 is provided with a dosing pipe 7, and the other end of the dosing pipe 7 extends to the inside of the box 1. The dosing pipe 7 is provided with a valve and is located below the filter plate 10. The box 1 A collection box 5 is installed on the outer wall of the other side of the box. The collection box 5 and the box body 1 are connected by a communication pipe 13, and a drain pipe 14 is provided on one side of the bottom end of the collection box 5, and a valve is provided on the drain pipe 14. The communication pipe 13 is located above the filter plate 10 .

In this embodiment, the neutralizing agent is added to the dosing hopper 6, the sewage to be treated enters the inside of the box 1 from the water inlet pipe 4, and the valve on the dosing hopper 6 is opened, so that the liquid medicine flows into the sewage, and the The rotating rod 11 is driven by the motor 9 to rotate, and the stirring rod 12 is rotated at the same time. The stirring rod 12 mixes the medicinal liquid with the sewage to improve the efficiency of neutralization, and the filter plate 10 blocks the fixed sediment in the sewage to neutralize the After the sewage flows into the collection box 5 through the communication pipe 13 above the filter plate 10 for centralized discharge, the sedimentation time is reduced, and the sewage treatment efficiency is greatly increased. When the sediment inside the box 1 reaches a certain level, it passes through the bottom. The sewage pipe 3 on the conical shell 2 can discharge the internal sediment, which improves the cleaning efficiency of the internal sediment.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A sewage treatment dosing device, comprising a box body (1), a collection box (5), and a dosing hopper (6), characterized in that a water inlet pipe (4) is provided on one side of the box body (1) ), and the bottom end of the box body (1) is provided with a conical shell (2), the bottom end of the conical shell (2) is provided with a sewage pipe (3), and a filter plate is fixed on the inner wall of the upper end of the box body (1). (10), a top plate (8) is mounted with screws on the top of the box (1), a motor (9) is mounted on the upper end of the top plate (8), and the output shaft of the motor (9) penetrates the top plate (8). ), and the output shaft of the motor (9) is concentrically fixed with a rotating rod (11), the rotating rod (11) extends to the bottom of the filter plate (10), and a stirring rod (11) is fixed on the rotating rod (11). 12), a dosing hopper (6) is fixed on one side outer wall of the box body (1), and a dosing pipe (7) is arranged at the outlet end of the dosing hopper (6). The other end of 7) extends to the inside of the box body (1), a collection box (5) is installed on the other side outer wall of the box body (1), and the collection box (5) is connected to the box body (1) are connected by a communication pipe (13), and a drain pipe (14) is provided on the bottom end side of the collecting box (5), and the communication pipe (13) is located above the filter plate (10). 2. A sewage treatment dosing device according to claim 1, characterized in that the filter plate (10) is mounted on the inner wall of the box (1) by screws, and the filter plate (10) is The middle part is provided with a support ring (15). 3 . The sewage treatment dosing device according to claim 2 , wherein the rotating rod ( 11 ) is inserted into the support ring ( 15 ), and the rotating rod ( 11 ) is connected to the support ring ( 3 . 15) Support the rotating connection. 4. A sewage treatment dosing device according to claim 1, characterized in that, a valve is provided on the dosing pipe (7), and the dosing pipe (7) is far away from the dosing hopper (6) One end of the filter plate (10) extends below the filter plate (10). 5. A sewage treatment dosing device according to claim 1, characterized in that, a valve is provided on the sewage pipe (3). 6 . The chemical dosing device for sewage treatment according to claim 1 , wherein the stirring rod ( 12 ) is located below the filter plate ( 10 ). 7 .

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