阅读说明：本技术 一种废水pH调节装置 (Waste water pH adjusting device ) 是由 周学军 李富轩 李春来 尹洪福 于 2019-12-25 设计创作，主要内容包括：本发明提供一种废水pH调节装置,包括外筒体、内筒体、第一筒状滤网、第二筒状滤网、搅拌桨、酸液罐、碱液罐和pH检测探头,在外筒体内,第一筒状滤网、内筒体和第二筒状滤网由外到内依次设置,搅拌桨设于第二筒状滤网内,酸液罐的出液管和碱液罐的出液管均向下穿过盖体伸入到第二筒状滤网内,pH检测探头从盖体外侧伸入到第二筒状滤网内,外筒体的上部连接进料管,第二筒状滤网的下部连接出料管,内筒体的上部开有一圈过液孔。本发明所述的一种废水pH调节装置,具有以下有益效果：可以根据pH检测探头检测到的pH值来调节加酸加碱的量,可以自动将废水进行两次过滤,经过搅拌可使得加酸或加碱后废水的pH值更加均匀,测量更加准确。(The invention provides a wastewater pH adjusting device which comprises an outer cylinder, an inner cylinder, a first cylindrical filter screen, a second cylindrical filter screen, a stirring paddle, an acid liquid tank, an alkali liquid tank and a pH detection probe. The wastewater pH adjusting device has the following beneficial effects: the amount of the acid and the alkali can be adjusted according to the pH value detected by the pH detection probe, the wastewater can be automatically filtered twice, the pH value of the wastewater after the acid or the alkali is added can be more uniform through stirring, and the measurement is more accurate.)

1. The utility model provides a waste water pH adjusting device which characterized in that: comprises an outer cylinder body (13), an inner cylinder body (10), a first cylindrical filter screen (8), a second cylindrical filter screen (11), a stirring paddle (14), an acid liquor tank (1), an alkali liquor tank (3) and a pH detection probe (4), wherein in the outer cylinder body (13), the first cylindrical filter screen (8), the inner cylinder body (10) and the second cylindrical filter screen (11) are sequentially arranged from outside to inside, a cover body (5) is fixed at the upper end of the outer cylinder body (13) in an opening and closing manner, the stirring paddle (14) is arranged in the second cylindrical filter screen (11), the stirring paddle (14) is connected and driven by a motor (2), the motor (2) is arranged at the upper end of the cover body (5), the acid liquor tank (1) and the alkali liquor tank (3) are arranged at the upper end of the cover body (5), a liquid outlet pipe (6) of the acid liquor tank (1) and a liquid outlet pipe (6) of the alkali liquor tank (3) both downwards penetrate through the cover body (5) and extend, in pH test probe (4) stretched into second tube-shape filter screen (11) from lid (5) outside, inlet pipe (7) were connected on the upper portion of outer barrel (13), discharging pipe (15) were connected to (11) lower part of second tube-shape filter screen, and discharging pipe (15) run through interior barrel (10), first tube-shape filter screen (8) from interior to exterior in proper order, finally stretch out outer barrel (13), and the upper portion of interior barrel (10) is opened there is the liquid hole (12) of round cross.

2. The wastewater pH adjusting apparatus according to claim 1, characterized in that: the liquid passing hole (12) is arranged below the feeding pipe (7) and above the uppermost stirring blade of the stirring paddle (14).

3. The wastewater pH adjusting apparatus according to claim 2, characterized in that: a plurality of positioning columns (9) are fixed between the second cylindrical filter screen (11) and the outer cylinder (13), and the positioning columns (9) penetrate through the inner cylinder (10) and the first cylindrical filter screen (8).

4. The wastewater pH adjusting apparatus according to claim 1, characterized in that: the acid liquor tank (1) and the alkali liquor tank (3) are respectively positioned on two sides of the motor (2).

Technical Field

The invention relates to the field of wastewater treatment, in particular to a wastewater pH adjusting device.

Background

At present, the wastewater treatment process is very easily influenced by the pH value of the wastewater, the pH adjustment of water quality is a very important process link in the wastewater treatment process, and the discharged wastewater is ensured to meet the range of the pH index in the wastewater treatment process index. In the prior art, the pH value of the wastewater needs to be manually measured, the amount of acid or alkali is regulated, and the wastewater can be discharged only by secondary filtration.

Disclosure of Invention

In view of the above, the present invention is directed to a wastewater pH adjusting apparatus, which can solve the above problems.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a wastewater pH adjusting device comprises an outer barrel, an inner barrel, a first cylindrical filter screen, a second cylindrical filter screen, a stirring paddle, an acid liquid tank, an alkali liquid tank and a pH detection probe, wherein the first cylindrical filter screen, the inner barrel and the second cylindrical filter screen are sequentially arranged from outside to inside in the outer barrel, a cover body can be fixed at the upper end of the outer barrel in an opening and closing manner, the stirring paddle is arranged in the second cylindrical filter screen and is connected and driven by a motor, the motor is arranged at the upper end of the cover body, the acid liquid tank and the alkali liquid tank are arranged at the upper end of the cover body, a liquid outlet pipe of the acid liquid tank and a liquid outlet pipe of the alkali liquid tank both downwards penetrate through the cover body and extend into the second cylindrical filter screen, the pH detection probe extends into the second cylindrical filter screen from the outer side of the cover body, the upper part of the outer barrel is connected with a material inlet pipe, the lower part of the second cylindrical filter screen is connected with a material, the upper part of the inner cylinder body is provided with a circle of liquid passing holes.

Further, the liquid passing hole is located below the feeding pipe and above the uppermost stirring blade of the stirring paddle.

Furthermore, a plurality of positioning columns are fixed between the second cylindrical filter screen and the outer cylinder body, and penetrate through the inner cylinder body and the first cylindrical filter screen.

Further, the acid liquor tank and the alkali liquor tank are respectively positioned on two sides of the motor.

Compared with the prior art, the wastewater pH adjusting device has the following beneficial effects: the amount of the acid and the alkali can be adjusted according to the pH value detected by the pH detection probe, the wastewater can be automatically filtered twice, the pH value of the wastewater after the acid or the alkali is added can be more uniform through stirring, and the measurement is more accurate.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

description of reference numerals:

1-acid solution tank; 2, a motor; 3-an alkali liquor tank; 4-pH detection probe; 5-cover body; 6-a liquid outlet pipe; 7-a feed pipe; 8-a first cylindrical screen; 9-a positioning column; 10-an inner cylinder body; 11-a second cylindrical screen; 12-a liquid through hole; 13-outer cylinder; 14-stirring paddle; 15-discharge pipe.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in figure 1, a wastewater pH adjusting device comprises an outer cylinder 13, an inner cylinder 10, a first cylindrical filter screen 8, a second cylindrical filter screen 11, a stirring paddle 14, an acid liquid tank 1, an alkali liquid tank 3 and a pH detection probe 4, wherein the first cylindrical filter screen 8, the inner cylinder 10 and the second cylindrical filter screen 11 are sequentially arranged from outside to inside in the outer cylinder 13, a cover body 5 is fixed at the upper end of the outer cylinder 13 in an opening and closing manner, the stirring paddle 14 is arranged in the second cylindrical filter screen 11, the stirring paddle 14 is connected and driven by a motor 2, the motor 2 is arranged at the upper end of the cover body 5, the acid liquid tank 1 and the alkali liquid tank 3 are arranged at the upper end of the cover body 5, a liquid outlet pipe 6 of the acid liquid tank 1 and a liquid outlet pipe 6 of the alkali liquid tank 3 both downwards penetrate through the cover body 5 to extend into the second cylindrical filter screen 11, the pH detection probe 4 extends into the second cylindrical filter screen 11 from the outer side of the cover body 5, the upper part of the outer cylinder 13 is, the discharge pipe 15 sequentially penetrates through the inner cylinder body 10 and the first cylindrical filter screen 8 from inside to outside and finally extends out of the outer cylinder body 13, and the upper part of the inner cylinder body 10 is provided with a circle of liquid passing holes 12.

The liquid passing hole 12 is positioned below the feeding pipe 7 and above the uppermost stirring blade of the stirring paddle 14.

A plurality of positioning columns 9 are fixed between the second cylindrical filter screen 11 and the outer cylinder 13, and the positioning columns 9 penetrate through the inner cylinder 10 and the first cylindrical filter screen 8.

The acid liquor tank 1 and the alkali liquor tank 3 are respectively positioned at two sides of the motor 2.

During the use, waste water enters into the space between outer barrel 13 and first tube-shape filter screen 8 through inlet pipe 7, and the filtration through first tube-shape filter screen 8 enters into the space between first tube-shape filter screen 8 and interior barrel 10, and when the liquid level rose to liquid passing hole 12 department, waste water entered into the space between interior barrel 10 and second tube-shape filter screen 11 from liquid passing hole 12, and the filtration through second tube-shape filter screen 11 entered into in the second tube-shape filter screen 11. The acid solution tank 1, the alkali solution tank 3 and the pH detection probe 4 are connected and controlled by a control system, the measured value is transmitted to the control system by the pH detection probe 4, and the control system controls the liquid outlet amount of the acid solution tank 1 and the alkali solution tank 3. After adding acid or alkali, the motor is started to drive the stirring paddle 14 to stir the wastewater. When the required pH range is reached, a valve of the discharge pipe 15 is opened to discharge the wastewater.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.