CN213315608U

CN213315608U - Chemical adding device for coal mine flotation

Info

Publication number: CN213315608U
Application number: CN202021982315.8U
Authority: CN
Inventors: 曹义强; 任伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-06-01
Anticipated expiration: 2030-09-11

Abstract

The utility model relates to a coalmine is charge device for flotation discloses one kind and floats on the flotation solution, makes the play medicine mouth suspension that adds the medicine be close to the liquid level department of flotation, and can blow off the charge device that the foam of a medicine mouth position gathering is blown away. The production of raise dust phenomenon when avoiding adding the medicine, and can avoid the medicament adhesion, its characterized in that adds the one end of pencil and arranges in one of fixed plate and serve, and fixed pipe is connected with the other end that adds the pencil, fixed pipe is linked together with adding the pencil, and the outlet duct is arranged in on the other end of fixed plate, scribble the water based paint in the outlet duct, the protection casing is arranged in one of outlet duct and is served, the diameter of protection casing is crescent from the top down, and the intake pipe is arranged in the other end of intake pipe through the adapter sleeve on, and the one end of going out the pencil is arranged in one of fixed plate and is served, the one end that goes out the pencil is linked together with adding the pencil, the other end that goes out.

Description

Chemical adding device for coal mine flotation

Technical Field

The utility model relates to a coalmine flotation uses charge device relates to a device that adds flotation reagent when the colliery flotation, belongs to the coal mine equipment field. In particular to a dosing device which floats on flotation solution, enables a dosing outlet to be suspended at a position close to the flotation solution surface and can blow away the foam gathered at the position of the dosing outlet.

Background

The colliery need add appropriate flotation reagent when carrying out the flotation and adjust the surperficial nature of mineral, with this floatability that improves or reduces the mineral, make ore pulp nature and foam stability more be favorable to the sorting of mineral, when carrying out the medicine that adds of solid powder medicament, current medicine tube and flotation liquid level interval are big, lead to the raise dust phenomenon can appear when adding the medicine, influence the environment of flotation operation, the liquid level can produce a large amount of foams when carrying out colliery flotation simultaneously, these foam gathers and causes the hindrance in a medicine outlet department, make the adhesion of flotation reagent on the foam easily, influence the effect of medicament.

The publication number CN205392765U discloses a coal flotation dosing device, which comprises a medicament buffer tank, a plurality of medicament adding pipes, a plurality of medicament supply pipes and a medicament overflow pipe, wherein the bottom end of each medicament adding pipe is communicated with the top of the medicament buffer tank, each medicament supply pipe is uniformly distributed on a preprocessor along the circumferential direction, the top end of each medicament supply pipe is communicated with the bottom of the medicament buffer tank, and the bottom end of each medicament supply pipe is communicated with the upper part of the preprocessor; the medicament overflow pipe communicates in the upper portion of medicament buffer tank, and its play pencil of this charge device is great with flotation liquid level interval, produces the raise dust phenomenon easily when carrying out the interpolation of powder medicament.

Disclosure of Invention

In order to improve the condition, the utility model relates to a coalmine is charge device for flotation provides one kind and floats on the flotation solution, makes the play medicine mouth suspension that adds the medicine be in the liquid level department that is close to the flotation, and can blow off the charge device of the foam of a medicine mouth position gathering. The dust emission phenomenon during dosing is avoided, and the adhesion of the medicament can be avoided.

The utility model relates to a coal mine is charge device for flotation realizes like this: the utility model relates to a coal mine flotation charge device, which comprises a fixed pipe, an air inlet pipe, a connecting sleeve, a connecting frame, a floating plate, an air outlet pipe, a protective cover, a fixed plate, a charge pipe and a charge pipe, wherein one end of the charge pipe is arranged on one end of the fixed plate, the other end of the fixed pipe is connected with the other end of the charge pipe, the fixed pipe is communicated with the charge pipe, the air outlet pipe is arranged on the other end of the fixed plate, the air outlet pipe is coated with water paint, the protective cover is arranged on one end of the air outlet pipe, the diameter of the protective cover is gradually increased from top to bottom, the air inlet pipe is arranged on the other end of the air inlet pipe through the connecting sleeve, one end of the charge pipe is arranged on one end of the fixed plate, one end of the charge pipe is communicated with the charge pipe, the other end of the charge pipe is connected with the air outlet pipe, one ends, the floating plate is arranged at the other end of the connecting frame, the floating plate is an arc-shaped plate, and the circle center of the floating plate is positioned on the central line of the gas outlet pipe and the central line of the dosing pipe.

Has the beneficial effects.

Firstly, the medicine outlet capable of adding medicine is suspended at the position close to the liquid level of flotation, so that the dust flying phenomenon during medicine adding is avoided.

Secondly, can blow off the foam of going out medicine mouth position gathering, avoid medicament adhesion to it.

And thirdly, a negative pressure dosing structure can be formed, and the blocking probability of a dosing pipe is reduced.

Drawings

FIG. 1 is a three-dimensional structure diagram of a chemical adding device for coal mine flotation.

Figure 2 the utility model relates to a coal mine is charge device's for flotation structural schematic.

In the attached drawings

Wherein the method comprises the following steps: fixed pipe 1, intake pipe 2, adapter sleeve 3, link 4, kickboard 5, outlet duct 6, protection casing 7, fixed plate 8, dosing pipe 9, play pencil 10.

The specific implementation mode is as follows:

the utility model relates to a coal mine is charge device for flotation realizes like this: the utility model relates to a coal mine flotation chemical adding device, which comprises a fixed pipe 1, an air inlet pipe 2, a connecting sleeve 3, a connecting frame 4, a floating plate 5, an air outlet pipe 6, a protective cover 7, a fixed plate 8, a chemical adding pipe 9 and a chemical discharging pipe 10, wherein one end of the chemical adding pipe 9 is arranged on one end of the fixed plate 8, the fixed pipe 1 is connected with the other end of the chemical adding pipe 9, the fixed pipe 1 is communicated with the chemical adding pipe 9, the air outlet pipe 6 is arranged on the other end of the fixed plate 8, water paint is coated in the air outlet pipe 6, the protective cover 7 is arranged on one end of the air outlet pipe 6, the diameter of the protective cover 7 is gradually increased from top to bottom, the air inlet pipe 2 is arranged on the other end of the air inlet pipe 2 through the connecting sleeve 3, one end of the chemical discharging pipe 10 is arranged on one end of the fixed plate 8, one end of the chemical discharging pipe, and are communicated with each other, one end of two link frames 4 is fixed on both sides of the fixed plate 8 respectively, another end of the link frame 4 extends obliquely downwards, the floating plate 5 is placed on another end of the link frame 4, the said floating plate 5 is an arc-shaped plate, the centre of circle of the said floating plate 5 is on the central line of the gas outlet pipe 6 and the central line of the chemical feeding pipe 9;

when the device is used, when flotation is needed, the device is placed in flotation liquid, the floating plate 5 floats on the surface of the flotation liquid to support the whole device, so that the device floats on the flotation liquid, the air outlet pipe 6 is positioned above the liquid level of the flotation liquid, the protective cover 7 is positioned above the flotation liquid, the fixed pipe 1 is communicated with external medicinal powder, and the air inlet pipe 2 is connected with an external air pump; when medicine needs to be added, the medicine powder sequentially passes through the fixed pipe 1, the medicine adding pipe 9 and the medicine outlet pipe 10 and falls into the air outlet pipe 6, external air is blown into the air outlet pipe 6 through the air inlet pipe 2 and is flushed out of the protective cover 7 after being mixed with the medicine powder, the protective cover 7 is always spaced from the flotation liquid level by a certain distance, the problems of dust generated during solid medicine adding and splashing generated during liquid medicine adding are reduced, air is conveyed through the air inlet pipe 2, negative pressure is formed at the medicine outlet pipe 10, so that medicine can be conveniently fed, the probability of blocking pipeline blockage and air blocking overflow is reduced, meanwhile, air blown out through the protective cover 7 directly impacts on the flotation liquid level, nearby foam is flushed out, and the medicine is prevented from being attached to the foam and being taken away, and the effective effect of the medicine is influenced;

the design that the water paint is coated in the air outlet pipe 6 prevents the medicinal powder from being adhered to the inner wall of the air outlet pipe 6 to cause blockage; the diameter of the protective cover 7 is gradually increased from top to bottom, so that the spraying range of the medicinal powder can be enlarged, and meanwhile, the overflow range of the medicinal powder can be converged; the floating plate 5 is designed to be an arc-shaped plate, so that the stability of the floating support is good; the center of the circle of the floating plate 5 is arranged on the center line of the gas outlet pipe 6 and the center line of the medicine feeding pipe 9, so that the center of gravity of the device is positioned between the gas outlet pipe 6 and the medicine feeding pipe 9, and the device is prevented from deflecting;

it should also be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted on," "connected to" and "connected to" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a removable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a charge device for coal mine flotation which characterized by: by fixed pipe, intake pipe, adapter sleeve, link, kickboard, outlet duct, protection casing, fixed plate, dosing pipe and play pencil constitution, the one end of dosing pipe is arranged in one of fixed plate and is served, and fixed pipe is connected with the other end of dosing pipe, fixed pipe is linked together with the dosing pipe, and on the other end of fixed plate was arranged in to the outlet duct, the protection casing was arranged in on one end of outlet duct, and on the other end of intake pipe was arranged in through the adapter sleeve to the intake pipe, one of going out the pencil was arranged in one of fixed plate and was served, the one end of going out the pencil is linked together with the dosing pipe, the other end and the outlet duct of going out the pencil are connected, and the one end of two links is fixed respectively on the both sides of arranging the fixed plate in, the other end downwardly extending to one side of link, the kickboard is arranged.

2. The chemical adding device for coal mine flotation according to claim 1, wherein the center of the floating plate is on the centerline of the gas outlet pipe and the centerline of the chemical adding pipe.

3. The coal mine flotation chemical adding device according to claim 2, wherein the floating plate is an arc-shaped plate.

4. The chemical adding device for coal mine flotation according to claim 1, wherein the air outlet pipe is coated with water-based paint.

5. The coal mine flotation chemical adding device according to claim 1, wherein the diameter of the protective cover is gradually increased from top to bottom.