CN214611567U

CN214611567U - Grader mother liquor adds autogenous pressure device

Info

Publication number: CN214611567U
Application number: CN202121022863.0U
Authority: CN
Inventors: 张云峰; 韩海健; 郝红杰; 王治国; 杨成龙; 和仕成; 韦文涛; 向学立; 刘彬; 谢兴; 李红刚; 刘大春
Original assignee: Yunnan Wenshan Aluminum Co ltd
Current assignee: Yunnan Wenshan Aluminum Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-05
Anticipated expiration: 2031-05-13

Abstract

The utility model belongs to the technical field of metallurgy and chemical industry, in particular to a grader mother liquor adding self-pressing device; the device comprises a first decomposer, a second decomposer, a third decomposer, a fourth decomposer, a fifth decomposer, a sixth decomposer, a seventh decomposer, an eighth decomposer, a ninth decomposer and a tenth decomposer which are communicated through pipelines, wherein the mutually communicated decomposers are arranged in a U shape, the first decomposer and the tenth decomposer are arranged in the same direction, a vertical disc filter is arranged at the top of the first decomposer, a liquid seal tank is arranged at the top of the ninth decomposer, the vertical disc filter is connected with the liquid seal tank through a pipeline, and the liquid seal tank is communicated with the inlet of a feed pump of a grader through a discharge pipe; by utilizing the height difference between the filter and the grader, the mother liquor can enter the feeding pipe of the grader under self-pressure, so as to achieve the purpose of diluting the solid content of the fed material.

Description

Grader mother liquor adds autogenous pressure device

Technical Field

The utility model belongs to the technical field of metallurgy and chemical industry, concretely relates to grader mother liquor adds autogenous pressure device.

Background

In the seed crystal decomposition process in the fields of metallurgy and chemical industry, a grader is adopted in the seed crystal grading process. In order to ensure the classification efficiency, the classifier needs to add mother liquor to the feeding material, namely, the filtrate filtered by the vertical disc filter reduces the feeding solid content and improves the classification efficiency. In the prior art, the addition process of the mother liquor of the grader adopts 1 mother liquor tank built at the vertical disc filtering process, and then 1 pump of the mother liquor is installed and a pipeline is laid to form the inlet of a feeding pump of the grader. As in fig. 1. This method is a common method in the alumina industry, but increases process energy consumption. Corresponding grading mother liquor pumps and process pipelines need to be added, the grader mother liquor pump needs to be operated in the operation process of the grader, and the maintenance cost of equipment is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grader mother liquor adds autogenous pressure device utilizes the difference in height of filter and grader, and the mother liquor can the autogenous pressure get into the grader inlet pipe, reaches the purpose that the dilution feeding contains admittedly.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a grader mother liquor adds autogenous pressure device, include the first decomposer through the pipeline intercommunication, the second decomposer, the third decomposer, the fourth decomposer, the fifth decomposer, the sixth decomposer, the seventh decomposer, the eighth decomposer, the ninth decomposer, the tenth decomposer, the decomposer that communicates each other is the U type range, and first decomposer and the tenth decomposer set up in same direction, first decomposer top is provided with the vertical disc filter, ninth decomposer top is provided with the liquid seal groove, the vertical disc filter passes through the pipe connection with the liquid seal groove, the liquid seal groove passes through the discharging pipe intercommunication with the import of grader feed pump.

Furthermore, an overflow port is arranged on the liquid seal tank, an overflow pipe is arranged on the overflow port, and the tail end of the overflow pipe extends into the mother liquid tank from the grading mother liquid port.

Further, the height difference between the overflow port and the classification mother liquor port is 2 m.

Furthermore, a valve is arranged on the overflow pipe.

Furthermore, a flow control valve is arranged on the discharge pipe.

Further, the liquid seal groove is divided into a liquid inlet side and a liquid outlet side by a partition plate, the tail end of a pipeline connected with the liquid seal groove of the vertical disc filter extends into the liquid inlet side, and the overflow pipe is arranged on the liquid outlet side.

Compared with the prior art, the utility model discloses beneficial effect does: the utility model discloses the high efficiency has utilized the difference in height of decomposer, has saved the required equipment of grader interpolation mother liquor pump and electric energy. According to the current design, each series is provided with 2 graders, 2 grading mother liquor pumps are needed, and by adopting the method, spare parts, overhaul fees and running electricity fees of 2 mother liquors can be saved. Because no mother liquor pump is arranged, the stability of adding the mother liquor of the classifier is greatly improved, and the classification efficiency of the classifier is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of a liquid seal tank.

FIG. 3 is a schematic diagram of a prior art classifier mother liquor addition.

In the figure, 1-a first decomposer, 2-a second decomposer, 3-a third decomposer, 4-a fourth decomposer, 5-a fifth decomposer, 6-a sixth decomposer, 7-a seventh decomposer, 8-an eighth decomposer, 9-a ninth decomposer, 10-a tenth decomposer, 11-a vertical disc filter, 12-a liquid seal tank, 13-a discharge pipe, 14-an overflow pipe, 15-a mother liquid tank, 16-a partition board, 17-a liquid inlet side and 18-a liquid outlet side.

Detailed Description

As shown in fig. 1 to 3, in order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

The utility model provides a grader mother liquor adds autogenous pressure device which characterized in that: including the first decomposer 1 through the pipeline intercommunication, the second decomposer 2, the third decomposer 3, the fourth decomposer 4, the fifth decomposer 5, the sixth decomposer 6, the seventh decomposer 7, the eighth decomposer 8, the ninth decomposer 9, the tenth decomposer 10, the decomposer that communicates each other is the U type range, and first decomposer 1 and the tenth decomposer 10 set up in same direction, first decomposer 1 top is provided with vertical disc filter 11, ninth decomposer 9 top is provided with liquid seal tank 12, vertical disc filter 11 passes through the pipe connection with liquid seal tank 12, liquid seal tank 12 and grader feed pump import pass through discharging pipe 13 intercommunication, the utility model discloses the difference in height of decomposer has high-efficiently been utilized, the required equipment of grader interpolation mother liquor pump and electric energy have been saved. According to the current design, each series is provided with 2 graders, 2 grading mother liquor pumps are needed, and by adopting the method, spare parts, overhaul fees and running electricity fees of 2 mother liquors can be saved. Because no mother liquor pump is arranged, the stability of adding the mother liquor of the classifier is greatly improved, and the classification efficiency of the classifier is improved.

Example 2

In addition to the embodiment 1, the overflow port is provided in the liquid seal tank 12, the overflow pipe 14 is provided in the overflow port, and the end of the overflow pipe 14 extends into the mother liquid tank 15 from the classification mother liquid port, so that the excess mother liquid can be sent to the filtration process.

Example 3

On the basis of example 2, the height difference between the overflow port and the grading mother liquor port is 2 meters, so that the phenomenon that air enters the mother liquor pipe to cause cavitation erosion of the feeding pump to influence the flow rate is prevented.

Example 4

In addition to example 2, a valve was provided in the overflow pipe 14 to control the flow rate.

Example 5

On the basis of embodiment 1, the discharge pipe 13 is provided with a flow control valve, so that the flow can be conveniently controlled.

Example 6

On the basis of embodiment 1, the liquid seal tank 12 is separated into a liquid inlet side 17 and a liquid outlet side 18 by a partition plate 16, the end of a pipeline connected with the liquid seal tank 12 of the vertical disc filter 11 extends into the liquid inlet side 17, an overflow pipe 14 is arranged on the liquid outlet side 18, filtrate generated by the vertical disc filter 11 passes through a vacuum liquid receiving tank, enters the liquid seal tank 12 through a bottom mother liquid pipe, then overflows to the liquid outlet side 18, a mother liquid valve of a classifier is opened, the opening of an appropriate adjusting valve is properly adjusted according to the feeding solid content of the classifier, and when the filtrate of the filter is larger, the mother liquid overflows along a discharge side overflow port to a filtering process mother liquid tank 15 so as to enter the next link.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a grader mother liquor adds autogenous pressure device which characterized in that: the device comprises a first decomposer (1), a second decomposer (2), a third decomposer (3), a fourth decomposer (4), a fifth decomposer (5), a sixth decomposer (6), a seventh decomposer (7), an eighth decomposer (8), a ninth decomposer (9) and a tenth decomposer (10) which are communicated through a pipeline, wherein the mutually communicated decomposers are arranged in a U shape, the first decomposer (1) and the tenth decomposer (10) are arranged in the same direction, a vertical disc filter (11) is arranged at the top of the first decomposer (1), a liquid seal groove (12) is arranged at the top of the ninth decomposer (9), the vertical disc filter (11) is connected with the liquid seal groove (12) through a liquid inlet pipe, and the liquid seal groove (12) is communicated with a grader feed pump inlet through a discharge pipe (13).

2. The grader mother liquor adding autogenous pressure device as in claim 1, wherein: an overflow port is arranged on the liquid seal groove (12), an overflow pipe (14) is arranged on the overflow port, and the tail end of the overflow pipe (14) extends into the mother liquid groove (15) from the grading mother liquid port.

3. The grader mother liquor adding autogenous pressure device as in claim 2, wherein: the height difference between the overflow port and the grading mother liquor port is 2 meters.

4. The grader mother liquor adding autogenous pressure device as in claim 2, wherein: a valve is arranged on the overflow pipe (14).

5. The grader mother liquor adding autogenous pressure device as in claim 1, wherein: the discharge pipe (13) is provided with a flow control valve.

6. The grader mother liquor adding autogenous pressure device as in claim 1, wherein: the liquid seal tank (12) is divided into a liquid inlet side (17) and a liquid outlet side (18) by a partition plate (16), the tail end of a pipeline connected with the liquid seal tank (12) of the vertical disc filter (11) extends into the liquid inlet side (17), and the overflow pipe (14) is arranged on the liquid outlet side (18).