Solid-liquid separation device

Abstract

The utility model relates to the technical field of solid-liquid separation equipment, in particular to a solid-liquid separation device, which comprises two liquid inlet pipes and two groups of stirring tanks, each group of stirring tanks is connected with one liquid inlet pipe, the stirring tanks are arranged in a fixed table, each group of stirring tanks is formed by connecting two tank bodies, a communication port is arranged at the joint of the two tank bodies, and the liquid inlet pipes are communicated with the communication port. A stirring paddle is arranged in each tank body, the upper end of each stirring paddle penetrates through an upper cover of the corresponding tank body and is connected with an output shaft of a driving motor, the driving motors are installed on the surfaces of the upper covers of the tank bodies, and a solid-liquid separation groove is formed in one side of the fixing table. By arranging the solid-liquid separation tank and the stirring tank, calcium oxide and water are mixed, stirred by the stirring tank and then conveyed into the solid-liquid separation tank through the liquid distribution pipe, then clear liquid is discharged through the overflow tank, and sediment is deposited at the bottom of the tank body and discharged through the slag discharge pipe, so that preparation of lime water for neutralizing a pickling solution pipe can be efficiently completed; and the defect that the precipitate enters the pickling solution to be subsequently treated again is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to solid -liquid separation equipment technical field, specifically a solid -liquid separation device. BACKGROUND

[0002] The main reason for the acid washing of quartz sand used in glass production is that the quartz sand may contain impurities such as iron oxide, other oxides, yellow skin, water rust and organic dye bodies. These impurities will affect the purity and quality of the quartz sand. Acid washing treatment can remove these impurities, thereby improving the purity of the quartz sand. The acid washing process usually uses hydrochloric acid, oxalic acid, hydrofluoric acid and other acidic solutions. These acidic solutions can chemically react with the impurities in the quartz sand to form soluble salts, thereby removing these impurities from the quartz sand.

[0003] However, the liquid after the acid washing of the quartz sand needs to be discharged to the adjusting sedimentation tank, and then an alkaline substance is added to adjust the pH value. If the alkaline substance such as calcium hydroxide is directly put into the adjusting sedimentation tank, the solid residue particles of the alkaline substance still need to be separated from the neutralizing liquid subsequently, which is complicated to operate. SUMMARY

[0004] In view of the existing problems, the utility model provides a solid -liquid separation device to solve the problem that the alkaline substance such as calcium hydroxide is directly put into the adjusting sedimentation tank, and the solid residue particles of the alkaline substance still need to be separated from the neutralizing liquid subsequently, which is complicated to operate.

[0005] In order to solve the existing problems, the utility model provides a solid -liquid separation device, which comprises two liquid inlet pipes and two groups of stirring tanks, one liquid inlet pipe is connected to each stirring tank, the stirring tanks are arranged in a fixed table, each group of stirring tanks is connected by two tank bodies, a communication port is arranged at the connection of the two tank bodies, a stirring paddle is arranged in each tank body, the upper end of the stirring paddle penetrates the upper cover of the tank body and is connected with the output shaft of a driving motor, the driving motor is installed on the surface of the upper cover of the tank body, a solid -liquid separation tank is arranged on one side of the fixed table; the solid -liquid separation tank comprises a tank body connected with the side of the fixed table, the tank body is divided into separation units by a plurality of partition plates, the partition plates are fixedly connected with the inner wall of the tank body, an overflow tank is arranged in the middle of the tank body, one end of the overflow tank away from the fixed table is communicated with a liquid discharge pipe arranged on the outer wall of the tank body, a slag discharge pipe is connected to the bottom of each separation unit, an electric valve is installed on the slag discharge pipe, a liquid distribution pipe is installed on the two inner walls of the tank body, and the liquid distribution pipe is connected with the stirring tank on the same side.

[0006] Further, the upper edge of the overflow tank is serrated, and one end of the overflow tank close to the fixed table is connected with the inner wall of the tank body.

[0007] Further, the partition plate is provided with a setting groove matched with the overflow groove.

[0008] Further, the liquid distribution pipe is provided with a plurality of liquid discharge holes.

[0009] Further, the partition plate is provided with a through hole for the liquid distribution pipe.

[0010] Further, the liquid distribution pipe is vertically lower than the overflow groove.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. The utility model discloses a solid-liquid separation tank and a stirring tank are arranged, the mixed solution of calcium oxide and water is transported into the solid-liquid separation tank through the liquid distribution pipe after stirring in the stirring tank, then the clarified liquid is discharged through the overflow groove, and the precipitate is deposited at the bottom of the tank body and discharged through the slag discharge pipe, so that the preparation of lime water for neutralizing the pickling liquid can be efficiently completed, the precipitate is removed, and the disadvantage that the precipitate enters the pickling liquid and is treated again is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic diagram of the utility model;

[0014] Figure 2 It is the sectional view schematic diagram of the fixed platform and the tank body of the utility model;

[0015] Figure 3 It is the tank body structure schematic diagram of the utility model;

[0016] Figure 4 It is the sectional view schematic diagram of the stirring tank of the utility model;

[0017] Figure 5 It is the A place enlarged structure schematic diagram of the utility model Figure 1 ;

[0018] In the drawing: 1, liquid inlet pipe;2, stirring tank;3, fixed platform;4, stirring paddle;5, drive motor;6, solid-liquid separation tank;601, tank body;602, partition plate;6021, setting groove;6011, separation unit;603, overflow groove;604, liquid discharge pipe;605, slag discharge pipe;606, electric valve;607, liquid distribution pipe;6071, liquid discharge hole; DETAILED DESCRIPTION

[0019] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0020] Please refer to Figures 1-5 The solid-liquid separation device comprises two liquid inlet pipes 1 and two groups of stirring tanks 2, one liquid inlet pipe 1 is connected to each group of stirring tanks 2, the stirring tanks 2 are arranged in a fixed table 3, each group of stirring tanks 2 is formed by two tank bodies 201, a communication port 202 is arranged at the connection position of the two tank bodies 201, one stirring paddle 4 is arranged in each tank body 201, the upper end of the stirring paddle 4 penetrates through the upper cover of the tank body 201 and is connected with the output shaft of a driving motor 5, the driving motor 5 is installed on the surface of the upper cover of the tank body 201, and one side of the fixed table 3 is provided with a solid-liquid separation tank 6.

[0021] The solid-liquid separation tank 6 comprises a tank body 601 connected with the side of the fixed table 3, the tank body 601 is divided into separation units 6011 by a plurality of partition plates 602, the partition plates 602 are fixedly connected with the inner wall of the tank body 601, a overflow groove 603 is arranged in the middle of the tank body 601, one end of the overflow groove 603 away from the fixed table 3 is communicated with a liquid discharge pipe 604 arranged on the outer wall of the tank body 601, and a slag discharge pipe 605 is connected to the bottom of each separation unit 6011. An electric valve 606 is installed on the slag discharge pipe 605, one liquid distribution pipe 607 is installed on each inner wall of the tank body 601, and the liquid distribution pipe 607 is connected with the stirring tank 2 on the same side.

[0022] The upper edge of the overflow groove 603 is sawtooth-shaped, and the end of the overflow groove 603 close to the fixed table 3 is connected with the inner wall of the tank body 601.

[0023] The partition plate 602 is provided with a mounting groove 6021 matched with the overflow groove 603.

[0024] The liquid distribution pipe 607 is provided with a plurality of liquid discharge holes 6071 on the pipe wall.

[0025] The partition plate 602 is provided with a through hole through which the liquid distribution pipe 607 penetrates.

[0026] The liquid distribution pipe 607 is arranged at a position lower than the overflow groove 603 in the vertical direction.

[0027] Working principle: after mixing 200 mesh calcium oxide and water in proportion, the mixture is delivered into the stirring tank 2 through the liquid inlet pipe 1 by the pressure pump, at the same time, the driving motor 5 drives the stirring paddle 4 to stir in the respective tank body 201, the delivered mixture of calcium oxide and water is stirred to ensure that the mixture is more uniformly mixed, the mixture is delivered from one tank body 201 to another tank body 201 under the action of the delivery pressure, the mixture is delivered into the separation unit 6011 through the liquid distribution pipe 607 under the action of the delivery pressure, the mixture is continuously delivered into the separation unit 6011 of the groove body 601 through the liquid distribution pipe 607, therefore the page of the mixture will gradually rise, in the process of gradually rising of the mixture, the mixture will be clarified (calcium hydroxide aqueous solution), so that the precipitate will be deposited at the bottom of the groove body 601, the clarified liquid will be in the upper layer, when the liquid level of the clarified liquid exceeds the top of the overflow tank 603, the clarified liquid will flow from the top sawtooth groove to the overflow channel in the overflow tank, finally the clarified liquid will flow to the end of the overflow tank 603 through the overflow channel, and then the clarified liquid will be discharged through the liquid discharge pipe, which is convenient for subsequent use, the precipitate will be discharged through the slag discharge pipe.

[0028] The above is only a preferred embodiment of the present application, and does not limit the present application in any form; any ordinary technical personnel in the industry can implement the present application according to the above description and the drawings; however, any equivalent changes, modifications and evolution of the above disclosed technical content within the scope of the technical scheme of the present application are equivalent embodiments of the present application; at the same time, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. A solid-liquid separation device comprising two liquid inlet pipes (1) and two groups of stirring tanks (2), each group of said stirring tanks (2) being connected to one of the liquid inlet pipes (1), characterized in that: The stirring tank (2) is arranged in the fixed table (3), each group of the stirring tank (2) is connected by two tank bodies (201), the connecting part of the two tank bodies (201) is provided with a communication port (202), each tank body (201) is provided with a stirring paddle (4), the upper end of the stirring paddle (4) penetrates the upper cover of the tank body (201) and is connected with the output shaft of the driving motor (5), the driving motor (5) is installed on the surface of the upper cover of the tank body (201), one side of the fixed table (3) is provided with a solid-liquid separation tank (6); The solid-liquid separation tank (6) comprises a tank body (601) connected with the side of the fixed table (3), the tank body (601) is divided into separation units (6011) by a plurality of partition plates (602), the partition plates (602) are fixedly connected with the inner wall of the tank body (601), the middle of the tank body (601) is provided with an overflow tank (603), the end of the overflow tank (603) away from the fixed table (3) is communicated with a liquid discharge pipe (604) arranged on the outer wall of the tank body (601), the bottom of each separation unit (6011) is connected with a slag discharge pipe (605), the slag discharge pipe (605) is provided with an electric valve (606), one liquid distribution pipe (607) is arranged on each inner wall of the tank body (601), and the liquid distribution pipe (607) is connected with the stirring tank (2) on the same side.

2. A solid-liquid separation device according to claim 1, characterized in that: The upper edge of the overflow tank (603) is serrated, and the end of the overflow tank (603) close to the fixed table (3) is connected with the inner wall of the tank body (601).

3. The solid-liquid separation device of claim 1, wherein: The partition plate (602) is provided with a mounting groove (6021) matched with the overflow tank (603).

4. The solid-liquid separation device of claim 1, wherein: A plurality of liquid discharge holes (6071) are uniformly arranged on the wall of the liquid distribution pipe (607).

5. The solid-liquid separation device of claim 1, wherein: The partition plate (602) is provided with a through hole for the liquid distribution pipe (607) to pass through.

6. The solid-liquid separation device of claim 1, wherein: The vertical position of the liquid distribution pipe (607) is lower than that of the overflow tank (603).

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