CN213760626U

CN213760626U - Automatic adjust underflow concentration's high-efficient thickener

Info

Publication number: CN213760626U
Application number: CN202022751238.1U
Authority: CN
Inventors: 李斌; 孙海波; 姜毅婕; 冯玉文
Original assignee: Yantai Hexin Environmental Protection Equipment Co ltd
Current assignee: Yantai Hexin Environmental Protection Equipment Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-23
Anticipated expiration: 2030-11-24

Abstract

The utility model relates to the technical field of thickener equipment, and discloses a high-efficiency thickener capable of automatically adjusting underflow concentration, which comprises a bridge frame, a concentration detector and a pool body, wherein the bridge frame is arranged on the upper surface of the pool body, the high-efficiency thickener drives a driving rod to rotate by a driving device, drives a scraping rake to rotate by the rotation of the driving rod, drives a connecting plate to lift by an L-shaped rod, drives a valve to lift by the lifting of the connecting plate, because the valve is wedge-shaped, the ascending of the valve can increase the underflow discharge capacity of a discharge port, reduce the material concentration, and prevent the scraping rake from being pressed due to overhigh material concentration at the bottom, when the concentration detector detects that the material concentration is lower than a set lower limit parameter, otherwise, the equipment adopts PLC control, can realize full-automatic operation, has high working efficiency, can detect the material concentration in real time, and realizes the adjustment of the material concentration by controlling the valve and the scraping rake, not only saves labor cost, but also ensures the concentration of the underflow material.

Description

Automatic adjust underflow concentration's high-efficient thickener

Technical Field

The utility model relates to a thickener equipment technical field specifically is a high-efficient thickener of automatically regulated underflow concentration.

Background

The thickener is suitable for the dehydration treatment of concentrate and tailings of a concentrating mill, is widely applied to industries such as metallurgy, chemical industry, coal, nonmetal ore dressing, environmental protection and the like, is not a simple sedimentation device in practice, but a novel dehydration device combined with the filtering characteristic of a slurry layer, is a series product introduced abroad, adopts a brand-new mechanical structure, strengthens the coagulation effect of a flocculating agent on solid particles, and mainly comprises a plurality of matching systems: a flocculating agent adding system, a degassing tank and an automatic control system. Meanwhile, the central discharging pipe is lengthened to reduce the dispersion distance of solid particles and enhance the thickening effect, the thickener is a solid-liquid separation device based on the gravity settling effect, the ore pulp with the solid content of 10-20% can be concentrated into underflow ore pulp with the solid content of 45-55% through gravity settling, and the thickened underflow ore pulp is discharged from a underflow opening at the bottom of the thickener under the action of a rake which is installed in the thickener and runs at a slow speed.

Most of traditional thickeners control the concentration of underflow through manually adjusting a bottom valve, so that the accuracy of controlling the concentration of underflow is low, and in order to control the concentration of underflow more quickly and efficiently, the concentration of underflow can be automatically adjusted, so that a high-efficiency thickener for automatically adjusting the concentration of underflow is urgently needed.

Disclosure of Invention

Technical problem to be solved

The utility model provides a to prior art's not enough, the utility model provides an automatic adjust underflow concentration's high-efficient thickener possesses advantages such as automatically regulated underflow concentration.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a high-efficiency thickener capable of automatically adjusting underflow concentration comprises a bridge frame, a concentration detector and a pool body, wherein the bridge frame is arranged on the upper surface of the pool body, the upper surface of the bridge frame is fixedly connected with a driving device, a driving rod is arranged below the driving device, a scraping rake is fixedly connected to the side surface of the driving rod, the concentration detector penetrates through and is fixedly connected inside the bridge frame, the lower part of the concentration detector is in contact with a material, and two discharge ports are formed in the bottom surface of the inner wall of the pool body;

and the bottom surface of the inner wall of the tank body is provided with an adjusting device.

The scraping rakes are four in number and are distributed on the surface of the driving rod at ninety-degree included angles.

Two the bin outlet is circular form, two a spacing groove has all been seted up to the inner wall side surface of bin outlet.

Preferably, adjusting device includes valve, connecting plate and round bar, the quantity of valve is two, two the valve is the wedge form, two equal sliding connection of valve is in the discharge opening, two gag lever post, every of the equal fixed connection in both sides surface about the valve gag lever post, every equal sliding connection of gag lever post is in the inside of spacing groove, two the connecting rod of the equal fixed connection in upper surface of valve.

The left side and the right side of the connecting plate are respectively and fixedly connected to the surface of the connecting rod.

Preferably, pole fixed connection is in the middle part of connecting plate upper surface, the last fixed surface of pole is connected with a plectane, the surperficial activity of pole cup joints and is connected with a circle cover, the equal fixedly connected with L shape pole in two surfaces about the circle cover, two the upper surface of L shape pole all with the bottom surface fixed connection of actuating lever.

(III) advantageous effects

Compared with the prior art, the invention provides the high-efficiency thickener capable of automatically adjusting the concentration of the underflow, which has the following beneficial effects:

1. the high-efficiency thickener automatically adjusting the underflow concentration drives the driving rod to rotate by the driving device, drives the scraper to rotate by the rotation of the driving rod, realizes the adjustment of the material concentration by controlling the valve and the scraper, collects the materials in the tank body to the center of the bottom of the tank body, and discharges the materials from the discharge port, when the concentration detector detects that the material concentration is higher than the set upper limit parameter, the driving device drives the scraper and the L-shaped rod to lift, drives the connecting plate to lift by lifting the L-shaped rod, drives the valve to lift by lifting the connecting plate, because the valve is wedge-shaped, the valve lift can increase the underflow discharge capacity of the discharge port, reduce the material concentration, and prevent the pressure harrow caused by the overhigh material concentration at the bottom, when the concentration detector detects that the material concentration is lower than the set lower limit parameter, otherwise, the equipment adopts PLC control, and can realize full-automatic operation, the working efficiency is high, the equipment can detect the material concentration in real time, the adjustment of the material concentration is realized by controlling the valve and the scraper, the labor cost is saved, and the concentration of the underflow material is ensured.

2. This automatic adjust underflow concentration's high-efficient thickener because the gag lever post sets up in the inside of spacing groove, when the valve rises or descends, the valve only can be in the activity of bin outlet, prevents that the valve from breaking away from the inside of bin outlet, has guaranteed the normal operating of this equipment, and the man-machine interface real-time display equipment each parts behaviour when this equipment automatic operation, conveniently observes thickener behaviour to the practicality of this equipment has been improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a high-efficiency thickener of the present invention for automatically adjusting the concentration of underflow;

FIG. 2 is a schematic structural view of the tank body of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

fig. 4 is a schematic structural diagram of the valve of the present invention;

fig. 5 is a schematic structural view of the round bar explosion space of the present invention.

In the figure: 1 bridge frame, 11 driving devices, 12 driving rods, 2 concentration detectors, 3 scraping rakes, 4 tank bodies, 41 discharge ports, 42 limiting grooves, 5 valves, 51 limiting rods, 52 connecting rods, 6 connecting plates, 7 round rods, 71 round plates, 72 round sleeves and 73L-shaped rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, a high-efficiency thickener for automatically adjusting underflow concentration comprises a bridge frame 1, a concentration detector 2 and a tank 4, wherein the bridge frame 1 is arranged on the upper surface of the tank 4, the upper surface of the bridge frame 1 is fixedly connected with a driving device 11, a driving rod 12 is arranged below the driving device 11, a scraper 3 is fixedly connected to the side surface of the driving rod 12, the driving rod 12 is driven by the driving device 11 to rotate, the scraper 3 is driven to rotate by the rotation of the driving rod 12, the material concentration is adjusted by controlling a valve 5 and the scraper 3, the material in the tank 4 is collected to the center of the bottom of the tank and is discharged from a discharge port 41, when the concentration detector detects that the material concentration is higher than a set upper limit parameter, the scraper 3 and an L-shaped rod 73 are driven to lift, the connecting plate 6 is driven to lift by the lifting of the connecting plate 6, because the valve 5 is wedge-shaped, the rising of the valve 5 can increase the underflow discharge capacity of the discharge port 41, reduce the material concentration, and prevent the pressure harrow 3 caused by the overhigh material concentration at the bottom, when the concentration detector detects that the material concentration is lower than the set lower limit parameter, otherwise, the equipment adopts PLC control, can realize full-automatic operation, has high working efficiency, can detect the material concentration in real time, realizes the adjustment of the material concentration by controlling the valve 5 and the scraping harrow 3, not only saves the labor cost, but also ensures the concentration of the underflow material, the concentration detector 2 is fixedly connected in the bridge frame 1 in a penetrating way, the lower part of the concentration detector 2 is contacted with the material, the bottom surface of the inner wall of the pool body 4 is provided with two discharge ports 41, the bottom surface of the inner wall of the pool body 4 is provided with an adjusting device, the number of the scraping harrows 3 is four, and the four scraping harrows 3 are distributed on the surface of the driving rod 12 at ninety-degree included angles, the two material discharging openings 41 are circular, the side surfaces of the inner walls of the two material discharging openings 41 are respectively provided with a limiting groove 42, the adjusting device comprises two valves 5, a connecting plate 6 and a round rod 7, the number of the valves 5 is two, the two valves 5 are wedge-shaped, the two valves 5 are respectively connected in the material discharging openings 41 in a sliding manner, the surfaces of the left side and the right side of the two valves 5 are respectively fixedly connected with a limiting rod 51, each limiting rod 51 is respectively connected in the limiting groove 42 in a sliding manner, because the limiting rods 51 are arranged in the limiting grooves 42, when the valves 5 ascend or descend, the valves 5 can only move in the material discharging openings 41, the valves 5 are prevented from being separated from the inner parts of the material discharging openings 41, the normal operation of the equipment is ensured, the human-computer interface displays the operation conditions of all the parts of the equipment in real time during the automatic operation of the equipment, the operation condition of the thickener is convenient to observe, the operation condition, the practicability of the equipment is improved, the upper surfaces of the two valves 5 are respectively and fixedly connected with a connecting rod 52, the left side and the right side of the connecting plate 6 are fixedly connected to the surface of the connecting rod 52 respectively, the round rod 7 is fixedly connected to the middle of the upper surface of the connecting plate 6, a round plate 71 is fixedly connected to the upper surface of the round rod 7, a round sleeve 72 is movably connected to the surface of the round rod 7 in a sleeved mode, an L-shaped rod 73 is fixedly connected to the left surface and the right surface of the round sleeve 72, and the upper surfaces of the two L-shaped rods 73 are fixedly connected with the bottom surface of the driving rod 12.

When in use:

the first step is as follows: the high-efficiency thickener is characterized in that a driving device 11 drives a driving rod 12 to rotate, the driving rod 12 drives a scraper 3 to rotate, a control valve 5 and the scraper 3 are used for adjusting the concentration of materials, the materials in a tank body 4 are collected to the center of the bottom of the tank body and are discharged from a discharge port 41, when a concentration detector detects that the concentration of the materials is higher than a set upper limit parameter, the driving device 11 drives the scraper 3 and an L-shaped rod 73 to lift, the L-shaped rod 73 lifts to drive a connecting plate 6 to lift, the connecting plate 6 lifts to drive the valve 5 to lift, because the valve 5 is wedge-shaped, the lifting of the valve 5 can increase the underflow discharge capacity of the discharge port 41, so that the concentration of the materials is reduced, and the phenomenon that the concentration of the materials at the bottom is too high to cause the pressure of the scraper 3 is prevented, when the concentration detector detects that the concentration of the materials is lower than the set lower limit parameter, otherwise, the equipment adopts PLC control, the full-automatic operation can be realized, the working efficiency is high, the equipment can detect the material concentration in real time, the adjustment of the material concentration is realized by controlling the valve 5 and the scraper 3, the labor cost is saved, and the concentration of the underflow material is ensured.

The second step is that: because the gag lever post 51 sets up in the inside of spacing groove 42, when valve 5 rose or descended, valve 5 only can be in bin outlet 41 internalization, prevented that valve 5 from breaking away from the inside of bin outlet 41, had guaranteed the normal operating of this equipment, and man-machine interface real-time display equipment each part operation situation when this equipment automatic operation, conveniently observed the thickener operation situation to the practicality of this equipment has been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic adjust underflow concentration's high-efficient thickener, includes crane span structure (1), concentration detection appearance (2) and cell body (4), crane span structure (1) sets up the upper surface at cell body (4), the last fixed surface of crane span structure (1) is connected with drive arrangement (11), the below of drive arrangement (11) is provided with actuating lever (12), the side surface fixedly connected with of actuating lever (12) scrapes harrow (3), its characterized in that: the concentration detector (2) is fixedly connected inside the bridge frame (1) in a penetrating manner, the lower part of the concentration detector (2) is contacted with materials, and two discharge ports (41) are formed in the bottom surface of the inner wall of the tank body (4);

and the bottom surface of the inner wall of the tank body (4) is provided with an adjusting device.

2. The high-efficiency thickener for automatically adjusting the concentration of the underflow according to claim 1, wherein: the number of the scraping rakes (3) is four, and the scraping rakes (3) are distributed on the surface of the driving rod (12) at ninety-degree included angles.

3. The high-efficiency thickener for automatically adjusting the concentration of the underflow according to claim 1, wherein: two bin outlet (41) are circular form, two a spacing groove (42) has all been seted up to the inner wall side surface of bin outlet (41).

4. The high-efficiency thickener for automatically adjusting the concentration of the underflow according to claim 1, wherein: adjusting device includes valve (5), connecting plate (6) and round bar (7), the quantity of valve (5) is two, two valve (5) are the wedge form, two equal sliding connection of valve (5) is in bin outlet (41), two gag lever post (51) of the equal fixed connection in both sides surface about valve (5), every gag lever post (51) equal sliding connection is in the inside of spacing groove (42), two the equal fixedly connected with of upper surface connecting rod (52) of valve (5).

5. The high-efficiency thickener for automatically adjusting the concentration of the underflow according to claim 4, wherein: the left side and the right side of the connecting plate (6) are respectively and fixedly connected to the surface of the connecting rod (52).

6. The high-efficiency thickener for automatically adjusting the concentration of the underflow according to claim 4, wherein: round bar (7) fixed connection is in the middle part of connecting plate (6) upper surface, the last fixed surface of round bar (7) is connected with a plectane (71), the surperficial activity of round bar (7) is cup jointed and is connected with a circle cover (72), the equal fixedly connected with L shape pole (73) in two surfaces about circle cover (72), two the upper surface of L shape pole (73) all with the bottom surface fixed connection of actuating lever (12).