CN220459987U

CN220459987U - Underflow discharge system of thickener

Info

Publication number: CN220459987U
Application number: CN202321766932.8U
Authority: CN
Inventors: 钱折龙; 杨城松; 展恩赛; 祁忠瑞; 杨忠伟; 李应文
Original assignee: Yuxi Mining Co ltd
Current assignee: Yuxi Mining Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-02-09
Anticipated expiration: 2033-07-06

Abstract

The utility model discloses a thickener underflow discharge system, which comprises a first concentration tank, a second concentration tank, a first regulating barrel, a second regulating barrel, a slurry pump, a first electric quantity regulating valve and a second electric quantity regulating valve, wherein the first regulating barrel is connected with the first electric quantity regulating valve; the first concentration tank and the second concentration tank are arranged in parallel, the bottoms of the first concentration tank and the second concentration tank are connected to a first adjusting barrel through a pipeline, the bottom of the first adjusting barrel is connected to a second adjusting barrel through a pipeline, the bottom of the second adjusting barrel is connected to a tailing dam through a pipeline, a slurry pump is arranged on the pipeline between the second adjusting barrel and the tailing dam, and the slurry pump is connected to a controller; a first electric quantity regulating valve and a second electric quantity regulating valve are arranged on pipelines below the first concentration tank and the second concentration tank, and the first electric quantity regulating valve and the second electric quantity regulating valve are connected to a controller; the device improves the working efficiency, and further stabilizes the normal operation of the whole system.

Description

Underflow discharge system of thickener

Technical Field

The utility model relates to a thickener underflow discharge system.

Background

The existing underflow sedimentation tank is 15m long, 8m wide and 6m high, the concentration of the bottom flow of the concentration tank is 25% on average, and because of the dead weight of the tailings after the tailings enter the sedimentation tank, the tailings are all sunk into the bottom of the sedimentation tank, and the tailings can be conveyed only after being washed loose by manual water in the conveying process of a slurry pump, so that the water consumption is large, the labor intensity of workers is high and the environment is polluted; the slurry pump can suck air from the sedimentation tank and enter the pump body, so that the slurry pump vibrates greatly, the service life of vulnerable parts is reduced, and the impeller burst accident occurs. In the slag slurry discharge of the thickener, the flow is unstable, the fluctuation is large, and the air exists in the pipeline and the like from the bottom of the thickener to the underflow sedimentation tank and then to the feeding tailings at the inlet of the slag slurry pump. The service cycle of the gate valve is short, and the gate valve is damaged and replaced frequently; secondly, the amount of the underflow sedimentation tank is difficult to regulate and control, two posts are arranged, one regulating and controlling valve and one guarding slurry pump cause the increase of post personnel. And thirdly, the underflow conveying capacity and the key technical indexes of the process are greatly influenced, and the cost control is not facilitated.

Disclosure of Invention

The utility model aims to overcome the defects of unstable flow, large fluctuation and air in a pipeline of the existing thickener in the prior art and provides a thickener underflow discharge system.

The aim of the utility model is achieved by the following technical scheme: the underflow discharge system of the thickener comprises a first concentration tank, a second concentration tank, a first regulating barrel, a second regulating barrel, a slurry pump, a first electric quantity regulating valve and a second electric quantity regulating valve; the first concentration tank and the second concentration tank are arranged in parallel, the bottoms of the first concentration tank and the second concentration tank are connected to a first adjusting barrel through a pipeline, the bottom of the first adjusting barrel is connected to a second adjusting barrel through a pipeline, the bottom of the second adjusting barrel is connected to a tailing dam through a pipeline, a slurry pump is arranged on the pipeline between the second adjusting barrel and the tailing dam, and the slurry pump is connected to a controller; the first electric quantity regulating valve and the second electric quantity regulating valve are arranged on the pipelines below the first concentration tank and the second concentration tank and are connected to the controller.

Preferably, the first adjusting barrel and the second adjusting barrel are containers with cylindrical upper parts and conical lower parts.

Preferably, an exhaust pipe is provided on the first regulating tub.

Preferably, the pipe orifice of the exhaust pipe is arranged above the overflow surfaces of the first concentration tank and the second concentration tank.

Preferably, the first limit switch is arranged at the upper section of the interior of the second regulating barrel, the second limit switch is also arranged at the lower section, and the first limit switch and the second limit switch are connected to the controller.

Preferably, a stirring device is arranged in the first adjusting barrel.

The utility model has one of the following advantages:

1. the hidden trouble that the air in the sedimentation tank enters the slurry pump is eliminated, the service life of the slurry pump is prolonged, and the production and filling cost and the maintenance amount are reduced;

2. the link of loosening the tailing of the sedimentation tank by manual water is canceled, the labor intensity of workers is reduced, and the water consumption for production is reduced;

3. solves the problems of short service life and burst of vulnerable parts of the slurry pump caused by the air entering the slurry pump;

4. 1 post is optimized, the problem of deficiency of post personnel is solved, and the purposes of mechanical person replacement and automatic person reduction are achieved;

5. the working efficiency is improved, and then the normal operation of the whole system is stabilized.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

In the figure, first concentrated pond (1), concentrated pond of second (2), first regulation bucket (3), second regulation bucket (4), sediment stuff pump (5), first electronic volume valve (6), second electronic volume valve (7), blast pipe (8), first limit switch (9), second limit switch (10) are transferred.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The underflow discharge system of the thickener shown in the figure 1 comprises a first concentration tank 1, a second concentration tank 2, a first regulating barrel 3, a second regulating barrel 4, a slurry pump 5, a first electric quantity regulating valve 6 and a second electric quantity regulating valve 7; the first concentration tank 1 and the second concentration tank 2 are arranged in parallel, the bottoms of the first concentration tank 1 and the second concentration tank 2 are connected to the first regulating barrel 3 through a pipeline, the bottom of the first regulating barrel 3 is connected to the second regulating barrel 4 through a pipeline, the bottom of the second regulating barrel 4 is connected to a tailing dam through a pipeline, a slurry pump 5 is arranged on the pipeline between the second regulating barrel 4 and the tailing dam, and the slurry pump 5 is connected to the controller; a first electric quantity regulating valve 6 and a second electric quantity regulating valve 7 are arranged on the pipelines below the first concentration tank 1 and the second concentration tank 2, and the first electric quantity regulating valve 6 and the second electric quantity regulating valve 7 are connected to a controller. In this device, replace original underflow sedimentation tank through first regulation bucket 3, second regulation bucket 4, so, cancel the link that the post personnel washed the sedimentation tank with water and eliminate the hidden danger that the air got into the pump body, simultaneously, can optimize a post to through the first electronic volume valve 6 of controller automatic control, the electronic volume valve 7 of second, thereby improve work efficiency, and then stabilize the normal operating of entire system.

In the device, in order to facilitate the transportation of the mortar inside, the first adjusting barrel 3 and the second adjusting barrel 4 are arranged as containers with cylindrical upper parts and conical lower parts.

In this device, in order to eliminate the air in the pipeline, improve the life of volume regulating valve, control the production and filling cost is provided with blast pipe 8 on first regulation bucket 3, and moreover, the mouth of pipe that needs blast pipe 8 sets up in first concentrated pond 1 and second concentrated pond 2 overflow face top.

In this device, for convenient automatic control, set up first limit switch 9 in the inside upper segment of second regulation bucket 4, the hypomere also sets up second limit switch 10, and first limit switch 9 and second limit switch 10 are connected to the controller.

In the device, in order to avoid delamination of mortar in the first adjustment tank 3, a stirring device is provided in the first adjustment tank 3.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An underflow discharge system of a thickener, characterized in that: the device comprises a first concentration tank (1), a second concentration tank (2), a first regulating barrel (3), a second regulating barrel (4), a slurry pump (5), a first electric quantity regulating valve (6) and a second electric quantity regulating valve (7); the first concentration tank (1) and the second concentration tank (2) are arranged in parallel, the bottoms of the first concentration tank (1) and the second concentration tank (2) are connected to the first regulating barrel (3) through a pipeline, the bottom of the first regulating barrel (3) is connected to the second regulating barrel (4) through a pipeline, the bottom of the second regulating barrel (4) is connected to a tailing dam through a pipeline, a slurry pump (5) is arranged on a pipeline between the second regulating barrel (4) and the tailing dam, and the slurry pump (5) is connected to a controller; the first electric quantity regulating valve (6) and the second electric quantity regulating valve (7) are arranged on the pipeline below the first concentration tank (1) and the second concentration tank (2), and the first electric quantity regulating valve (6) and the second electric quantity regulating valve (7) are connected to the controller.

2. A thickener underflow discharge system according to claim 1, wherein: the first adjusting barrel (3) and the second adjusting barrel (4) are arranged as containers with cylindrical upper parts and conical lower parts.

3. A thickener underflow discharge system according to claim 2, wherein: an exhaust pipe (8) is arranged on the first adjusting barrel (3).

4. A thickener underflow discharge system according to claim 3 wherein: the pipe orifice of the exhaust pipe (8) is arranged above the overflow surfaces of the first concentration tank (1) and the second concentration tank (2).

5. A thickener underflow discharge system according to claim 2, wherein: the first limit switch (9) is arranged at the upper section of the inside of the second regulating barrel (4), the second limit switch (10) is also arranged at the lower section, and the first limit switch (9) and the second limit switch (10) are connected to the controller.

6. A thickener underflow discharge system according to claim 1, wherein: a stirring device is arranged in the first adjusting barrel (3).