CN211725584U

CN211725584U - Solid-liquid phase homogenizing device for coal slime barrel

Info

Publication number: CN211725584U
Application number: CN201922448060.0U
Authority: CN
Inventors: 成浩; 袁君萍; 冯亮; 邬锦辉
Original assignee: Chinacoal Tianjin Clean Technology Co ltd
Current assignee: Chinacoal Tianjin Clean Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-23
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a coal slime barrel solid-liquid phase homogenizing device, which comprises a bottom plate and a tank body arranged on the upper surface of the bottom plate, wherein the tank body comprises a straight cylinder section at the upper part and a conical section at the lower part, and the conical section is provided with a discharge opening; the upper end part of the inner side surface of the straight cylinder section is provided with an overflow groove, and an overflow pipe is arranged on the straight cylinder section corresponding to the overflow groove; the method is characterized in that: an annular explosion gas homogenizing mechanism is arranged on the conical section of the tank body; the annular explosion gas homogenizing mechanism comprises an air inlet main pipe arranged on the outer circumference of the conical section of the tank body; the air inlet main pipe is connected with a high-pressure air source; a plurality of air inlet branch pipes are uniformly distributed on the air inlet main pipe, the air inlet branch pipes extend downwards in an inclined mode and are communicated with the conical section of the tank body, and a gate valve and a check valve are sequentially mounted on each air inlet branch pipe. The utility model has the advantages of simple structure and reasonable design, improve the homogenization effect, avoided causing because of the medium siltation and shut down the event etc.

Description

Solid-liquid phase homogenizing device for coal slime barrel

Technical Field

The utility model belongs to the technical field of the coal slime is washed and is selected, especially, relate to a coal slime bucket solid-liquid phase homogenizing device.

Background

In the coal washing industry, because of the process requirements, a large coal slime water storage tank body is generally arranged, and the tank body has a round shape, a square shape, an oval shape, an even irregular shape and the like according to the requirements of a factory building structure, and the coal slime water is difficult to homogenize due to deposition in the storage process; the existing slime water storage tank body has larger volume which is generally 100m³In the above, the method for improving the homogeneity of the tank body by installing the stirring device on the tank body itself is a method for improving the homogeneity, but a stirring device with higher power is required to be matched, and the method has higher energy consumption and is not generally adopted in actual operation; at present, a stirring cylinder is independently configured; the material stored in the slime water storage tank body flows into the stirring tank barrel in a self-flowing mode, and is stirred by the stirring barrel and then is subjected to later process treatment, for example, the stored clean coal slime water passes through the stirring tank and is directly pumped to a filter press.

The operation has no homogenization treatment, so that the concentration difference of the slime water in the slime water storage tank is large, the bottom of the tank body is thick, the concentration of the upper part of the tank body is low, and further, the working procedures such as pressure filtration, flotation and the like are unstable in the later period; simultaneously often clear up jar body bottom, lead to production efficiency low.

Therefore, the solid-liquid phase homogenizing device of the coal slime barrel is simple in structure and reasonable in design, improves the homogenizing effect, and avoids machine halt caused by medium siltation.

SUMMERY OF THE UTILITY MODEL

Problem to prior art exists, the utility model provides a simple structure, reasonable in design, improve the homogenization effect, avoided causing the coal slime bucket solid-liquid phase homogenizing device of shut down the event because of the medium siltation.

The utility model is realized in such a way, a coal slime barrel solid-liquid phase homogenizing device comprises a bottom plate and a tank body arranged on the upper surface of the bottom plate, wherein the tank body comprises a straight cylinder section at the upper part and a conical section at the lower part, and the conical section is provided with a discharge opening; the upper end part of the inner side surface of the straight cylinder section is provided with an overflow groove, and an overflow pipe is arranged on the straight cylinder section corresponding to the overflow groove; the method is characterized in that: an annular explosion gas homogenizing mechanism is arranged on the conical section of the tank body; the annular explosion gas homogenizing mechanism comprises an air inlet main pipe arranged on the outer circumference of the conical section of the tank body; the air inlet main pipe is connected with a high-pressure air source; the equipartition is equipped with the several air inlet branch on air intake manifold, air inlet branch slope downwardly extending and with jar body conic section intercommunication, all install gate valve and check valve on every air inlet branch in proper order.

In the above technical solution, preferably, the inclination angle of the intake branch pipe is 60 ° to 75 °.

Preferably, in the technical scheme, the entry point of the air inlet branch pipe is 600-1100 mm away from the upper surface of the bottom plate.

Preferably, in the above technical scheme, the air inlet branch pipe is welded on the conical section of the tank body.

Preferably, a reinforcing rib is welded between the air inlet branch pipe and the bottom plate.

The utility model has the advantages and technological effect: when the slime water in the tank body is precipitated and deposited, the gate valve can be opened, so that compressed air in the pipeline can spray and flush the deposited slime water in the tank body, a deposited medium is sprayed through a high-pressure air source, the deposited medium obtains a moving power under the action of high-pressure airflow, and the moving power moves irregularly under the action of the moving power to generate mutual collision, so that the slime water is not bonded and is distributed in water in a dispersed fine particle state; further fully homogenizing the medium and water, and making a process bedding for a later washing process of the coal slime; when the device is actually used, the intermittent starting mode is adopted for blowing, so that the energy consumption is greatly reduced, and the frequency of manual on-site dredging and overhauling is reduced; the phenomenon of machine halt caused by medium siltation is avoided.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a schematic perspective view;

fig. 5 is a usage state diagram of the present invention.

Figure 1, bottom plate; 2. a tank body; 2-1, straight cylinder section; 2-2, a conical section; 2-3, a discharge opening; 2-4, an overflow groove; 2-5, an overflow pipe; 3. an annular explosion gas homogenizing mechanism; 3-1, an air inlet main pipe; 3-2, an air inlet branch pipe; 3-3, a gate valve; 3-4, a check valve; 4. and (5) reinforcing ribs.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The method aims to solve the problems that the concentration difference of the coal slime in a coal slime water storage tank is large, the bottom of the tank body is thick, the concentration of the upper part is low, and further, the working procedures such as pressure filtration, flotation and the like are unstable in the later period due to the fact that the existing coal slime is not homogenized or not well homogenized; often clear up jar body bottom simultaneously, lead to the problem that production efficiency is low, the utility model provides a coal slime bucket solid-liquid phase homogenizing device combines relevant attached drawing to carry out the detailed description below.

Please refer to fig. 1 to 5; a coal slime bucket solid-liquid phase homogenizing device comprises a bottom plate 1 and a tank body 2 arranged on the upper surface of the bottom plate, wherein the tank body comprises an upper straight cylinder section 2-1 and a lower conical section 2-2, the conical section is provided with a discharge opening 2-3, and the discharge opening can also be used as a manhole for maintenance; the upper end part of the inner side surface of the straight cylinder section is provided with an overflow groove 2-4, and the straight cylinder section is provided with an overflow pipe 2-5 corresponding to the overflow groove; the cone section of the tank body is provided with an annular explosion gas homogenizing mechanism 3; the annular explosion gas homogenizing mechanism comprises an air inlet main pipe 3-1 arranged on the outer circumference of the conical section of the tank body; the air inlet main pipe is connected with a high-pressure air source; a plurality of air inlet branch pipes 3-2 are uniformly distributed on the air inlet main pipe, the air inlet branch pipes extend downwards in an inclined mode and are communicated with the conical section of the tank body, the inclination angle of the air inlet branch pipes is 60-75 degrees, so that a medium can rotate under the driving of air flow, deposited coal slime in the tank body can be sprayed and flushed, the deposited medium is sprayed through a high-pressure air source, the deposited medium obtains a moving power under the action of high-pressure air flow, the deposited medium moves irregularly under the action of the power to generate mutual collision, and the coal slime in the coal slime water is not bonded and is distributed in the water in a dispersed fine particle state; thereby fully homogenizing the medium and water. Each air inlet branch pipe is sequentially provided with a gate valve 3-3 and a check valve 3-4; the gate valve is used for controlling the supply of a high-pressure air source; the check valve is used for preventing the coal slime water from flowing back, and safe operation is improved. The gate valve adopts a manual control valve and also can adopt an automatic control valve, and the automatic control is easy to realize.

Preferably, in the technical scheme, the entry point of the air inlet branch pipe is 600-1100 mm away from the upper surface of the bottom plate. The inlet branch pipe is not easy to be too high or too low, and the homogenization effect is influenced by too high or too low.

Preferably, a reinforcing rib 4 is welded between the air inlet branch pipe and the bottom plate and used for reinforcing the strength of the tank body.

The utility model discloses the theory of operation: when the slime water in the tank body is precipitated and deposited, the gate valve can be opened, so that compressed air in the pipeline can spray and flush the deposited slime water in the tank body, a deposited medium is sprayed through a high-pressure air source, the deposited medium obtains a moving power under the action of high-pressure airflow, and the moving power moves irregularly under the action of the moving power to generate mutual collision, so that the slime water is not bonded and is distributed in water in a dispersed fine particle state; further fully homogenizing the medium and water, and making a process bedding for a later washing process of the coal slime; when the device is actually used, the intermittent starting mode is adopted for blowing, so that the energy consumption is greatly reduced, and the frequency of manual on-site dredging and overhauling is reduced; the phenomenon of machine halt caused by medium siltation is avoided.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A coal slime barrel solid-liquid phase homogenizing device comprises a bottom plate and a tank body arranged on the upper surface of the bottom plate, wherein the tank body comprises an upper straight cylinder section and a lower conical section, and a discharge opening is formed in the conical section; the upper end part of the inner side surface of the straight cylinder section is provided with an overflow groove, and an overflow pipe is arranged on the straight cylinder section corresponding to the overflow groove; the method is characterized in that: an annular explosion gas homogenizing mechanism is arranged on the conical section of the tank body; the annular explosion gas homogenizing mechanism comprises an air inlet main pipe arranged on the outer circumference of the conical section of the tank body; the air inlet main pipe is connected with a high-pressure air source; the equipartition is equipped with the several air inlet branch on air intake manifold, air inlet branch slope downwardly extending and with jar body conic section intercommunication, all install gate valve and check valve on every air inlet branch in proper order.

2. The coal slime barrel solid-liquid phase homogenizing device of claim 1, wherein: the inclination angle of the air inlet branch pipe is 60-75 degrees.

3. The coal slime barrel solid-liquid phase homogenizing device of claim 1, wherein: the entry point of the air inlet branch pipe is 600-1100 mm away from the upper surface of the bottom plate.

4. The coal slime barrel solid-liquid phase homogenizing device of claim 1, wherein: and the air inlet branch pipe is welded on the conical section of the tank body.

5. The coal slime barrel solid-liquid phase homogenizing device of claim 1, wherein: and reinforcing ribs are welded between the air inlet branch pipes and the bottom plate.