CN111389299A - Distributed pulping machine for filter-pressing coal slime - Google Patents
Distributed pulping machine for filter-pressing coal slime Download PDFInfo
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- CN111389299A CN111389299A CN202010326867.1A CN202010326867A CN111389299A CN 111389299 A CN111389299 A CN 111389299A CN 202010326867 A CN202010326867 A CN 202010326867A CN 111389299 A CN111389299 A CN 111389299A
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- barrel body
- barrel
- coal slime
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
- B01F33/811—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles in two or more consecutive, i.e. successive, mixing receptacles or being consecutively arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/93—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary discs
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Abstract
The invention discloses a filter-pressing coal slime distributed pulping machine which comprises two barrel bodies, a motor, a coupler, a main shaft, a dispersion disc, a support, a distributing valve and a control terminal, wherein the two barrel bodies are respectively a first barrel body and a second barrel body; the two main shafts, the two couplers and the two motors are arranged, the main shafts are suspended into the barrel from the barrel opening of the barrel body, the top ends of the main shafts are connected with the couplers, and the top ends of the couplers are connected with the motors; the plurality of dispersion discs are detachably connected with the main shaft, the horizontal direction of the dispersion discs is in a tooth shape, and vertical teeth are arranged on the upper surfaces of the dispersion discs; the control terminal is used for controlling the water flow of the motor and the water filling port. The invention has the advantages of small water consumption, high pulping efficiency and large-scale and industrial application.
Description
Technical Field
The invention relates to the field of coal mine pulping equipment, in particular to a filter-pressing coal slime distributed pulping machine.
Background
Production practice and application show that the separation precision of coal slime with the particle diameter smaller than 3mm is poor no matter jigging separation coal or dense medium separation coal in coal separation technical equipment in China, so that about 20-40% of coal in the coal separation technology is mixed with waste coal slime to be lost, and the coal slime re-separation is an important means for high-efficiency utilization in order to fully utilize coal slime resources.
At present, the preparation method of feed pulp for coal slime separation in the market is as follows: adopting a fire-fighting high-pressure water gun to impact and prepare pulp, and taking undersize as ore pulp through dewatering screen classification. Due to the fact that the coal slime is high in viscosity and large in cohesion, a high-pressure water gun impacts the coal slime for a short time and is difficult to completely dissolve the coal slime, and long-time impact enables the concentration of a flotation feed to be too low to control and is difficult to guarantee the subsequent flotation effect. The preparation method has the advantages of huge water consumption, high energy consumption of downstream ore pulp grading equipment, low production efficiency and incapability of realizing large-scale and industrial application of the downstream ore pulp grading equipment.
Disclosure of Invention
Aiming at the problems of high water consumption, low production efficiency and incapability of large-scale and industrial application in the coal slime pulping process, the invention aims to provide a filter-pressing coal slime distributed pulping machine.
In order to achieve the technical purpose, the technical scheme provided by the invention is as follows:
a filter-pressing coal slime distributed pulping machine comprises two barrel bodies, a motor, a coupler, a main shaft, a dispersion disc, a support, a distributing valve and a control terminal, wherein the two barrel bodies are respectively a first barrel body and a second barrel body, the first barrel body is communicated with the second barrel body through the distributing valve, a water filling port is formed in the side wall of the first barrel body, a discharge port is formed in the side wall of the second barrel body, the first barrel body and the second barrel body are both connected with the support, a feed port is formed in the position of the barrel port of the first barrel body, and discharge ports are formed in the bottoms of the first barrel body and the second barrel body; the two main shafts, the two couplers and the two motors are arranged, the main shafts extend into the barrel from the barrel openings of the first barrel body and the second barrel body in a hanging mode, the top ends of the main shafts are connected with the couplers, the top ends of the couplers are connected with the motors, and the motors are fixedly connected with the support; the dispersion discs are arranged in a plurality and are detachably connected with the main shaft, the horizontal extending direction of the dispersion discs is in a tooth shape, and vertical teeth are fixedly arranged on the upper surfaces of the dispersion discs; the control terminal is in signal connection with the motor and is used for controlling the rotating speed of the motor and the flow speed and the flow of water at the water injection port.
The invention has the beneficial effects that: the coal slime in the barrel body is intensively crushed for a plurality of times for pulping, so that the water consumption is low, the pulping efficiency is high, and the large-scale and industrial application can be realized.
Further optimization is that the main shaft is detachably connected with a plurality of dispersion discs, and the distance between the dispersion discs is adjustable.
Adopt above-mentioned technical scheme, a plurality of dispersion impeller guarantee that the coal slime is fully dispersed, and concrete maximum dimension through need handling the coal slime between two adjacent dispersion impellers is adjusted, and the size of coal slime is big more, and distance between the dispersion impeller is also big more.
Further preferably, the cross section of the horizontal teeth and the vertical teeth of the dispersion board is any one of a triangle and a trapezoid.
By adopting the technical scheme, the triangular and trapezoidal teeth have superior crushing effect.
Further optimization is that the water pipe end at the water filling opening is provided with an electronic water valve, and the electronic valve is in signal connection with the control terminal.
By adopting the technical scheme, the opening degree of the point water outlet valve at the water injection port is controlled by the terminal controller, the corresponding flow and flow rate are different under different opening degrees, and the injected water quantity and flow rate are adjusted according to the content of the coal slime to be treated and the water content of the coal slime to achieve the purpose of controlling the concentration of the finally obtained pulping.
Further optimization is that the discharge hole and the discharge hole are both provided with valves.
By adopting the technical scheme, the discharge hole is used for releasing the slag from the barrel body, the final pulping flows out from the discharge hole, and the valve is arranged, so that the manual control of the states of discharging and discharging is facilitated.
Further optimized, the rotation speed of the motor is 1800 rad/min.
By adopting the technical scheme, the coal slime is more easily fully dispersed by high-speed rotation, and the final pulping quality is ensured.
Further optimization is that a containing groove is arranged under the discharging port
By adopting the technical scheme, the containing groove is used for containing the slag released by the discharge hole.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
fig. 2 is a schematic view of the direction of the teeth on the dispersion impeller in the embodiment.
Reference numerals:
1-a first barrel body; 2-a second barrel body; 3, coupling; 4-a motor; 5-a bracket; 6-a dispersion tray; 61-vertical teeth; 7-water injection port; 8-a distributing valve; 9-a discharge hole; 10-a main shaft; 11-a discharge port; 12-containing groove.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the terms "upper", "lower", "left" and "right" in the present application are consistent with the terms "upper", "lower", "left" and "right" in the drawings, but are not limited to specific structural orientations.
A filter-pressing coal slime distributed pulping machine is shown in figure 1 and comprises two barrel bodies, a motor 4, a coupler 3, a main shaft 10, a dispersion disc 6, a support 5, two distributing valves 8 and a control terminal, wherein the two barrel bodies are respectively a first barrel body 1 and a second barrel body 2, the first barrel body 1 is communicated with the second barrel body 2 through the distributing valves 8, a water filling port 7 is formed in the side wall of the first barrel body 1, a discharge port 9 is formed in the side wall of the second barrel body 2, the first barrel body 1 and the second barrel body 2 are both connected with the support 5, a feed port is formed in the barrel port of the first barrel body 1, and discharge ports 11 are formed in the bottoms of the first barrel body 1 and the second barrel body 2; the two spindles 10, the two couplers 3 and the two motors 4 are arranged, the spindles 10 extend into the barrel from the openings of the first barrel body 1 and the second barrel body 2 in a hanging manner, the top ends of the spindles 10 are connected with the couplers 3, the top ends of the couplers 3 are connected with the motors 4, and the motors 4 are fixedly connected with the support 5; a plurality of dispersion discs 6 are arranged, the dispersion discs 6 are detachably connected with the main shaft 10, the horizontal extending direction of the dispersion discs 6 is in a tooth shape, and vertical teeth 61 are fixedly arranged on the upper surface of each dispersion disc 6; the control terminal is in signal connection with the motor 4 and is used for controlling the rotating speed of the motor 4 and the flow speed and the flow of water at the water filling port 7.
The main shaft 10 is detachably connected with the dispersion discs 6, the distance between the dispersion discs 6 is adjustable, the dispersion discs 6 ensure that the coal slime is fully dispersed, the distance between two adjacent dispersion discs 6 is adjusted according to the maximum size of the coal slime to be treated, and the larger the size of the coal slime is, the larger the distance between the dispersion discs 6 is; the rotating speed of the motor 4 for controlling the rotation of the main shaft 10 is 1800rad/min, the coal slime is more easily dispersed by high-speed rotation, and the final pulping quality is ensured.
The section of the horizontal direction teeth and the vertical teeth 61 of the dispersion disc 6 is any one of a triangle and a trapezoid, and the crushing effect of the triangle and the trapezoid teeth is superior; the water pipe end of the water injection port 7 is provided with an electronic water valve, the electronic valve is in signal connection with a control terminal, a terminal controller is used for controlling the opening degree of a point self-water valve at the water injection port 7, the flow rate and the flow velocity of the point self-water valve under different opening degrees are different, and the injected water amount and the flow velocity are adjusted according to the content of the coal slime to be processed and the water content of the coal slime, so that the manufactured mud meets the requirement of downstream ore pulp grading equipment on the concentration of the mud.
The discharge port 11 and the discharge port 9 are also provided with valves, the discharge port 11 is used for releasing slag from the barrel body, the final slurry flows out of the discharge port 9, and workers manually control the states of discharging and discharging by using the valves; a containing groove 12 is arranged under the discharge port 11 and is used for containing slag released by the discharge port.
As shown in fig. 2, the arrow point direction in the drawing is the direction of the last tooth of dispersion impeller 6, one is along the direction that the dispersion impeller 6 level extends, it is the upper surface of perpendicular to dispersion impeller 6, the coal slime of bucket mouth department is by the direction that is on a parallel with 6 horizontal planes of dispersion impeller and the sawtooth of the direction on perpendicular to dispersion impeller 6 surface by high-speed rotatory crushing back, make remaining coal cinder in the coal slime decomposed, set up the sawtooth of horizontal and vertical direction simultaneously, not only be suitable for to smash and polish, and convenient stirring, make the mud intensive mixing in the staving, form even mud.
The process from coal slime to completion of pulping according to the present invention is described as follows:
a motor 4 for controlling a main shaft 10 in the first barrel body 1 to rotate is started, the main shaft 10 drives a dispersion disc 6 on the main shaft 10 to rotate at a high speed, coal slime is put into the first barrel body 1 from a barrel opening, an electronic water valve at a water injection opening 7 is controlled through a control terminal, the opening degree of a bottom water valve is adjusted according to the size, the content and the water content of the coal slime, and the electronic water valve is closed until the specified solubility is reached; then, the distributing valve 8 is opened, so that the slurry in the first barrel body 1 enters the second barrel body 2 through the distributing valve 8, the motor 4 for controlling the main shaft 10 in the second barrel body 2 is opened while the distributing valve 8 is opened, after the slurry is fully crushed and stirred in the second barrel body 2 and reaches the required concentration, the discharge port 9 is opened, and the slurry flows out of the discharge port 9 to downstream pulp classification equipment, so far, the slurry preparation process is completed. When the slag in the barrel body reaches a certain volume, the discharge port 11 needs to be opened, so that the slag in the barrel body is discharged into the containing groove 12.
The invention discloses a filter-pressing coal slime distributed pulping machine, which comprises two barrel bodies, a motor 4, a coupler 3, a main shaft 10, a dispersion disc 6, a support 5, a distributing valve 8 and a control terminal, wherein the two barrel bodies are respectively a first barrel body 1 and a second barrel body 2, the first barrel body 1 is communicated with the second barrel body 2 through the distributing valve 8, the side wall of the first barrel body 1 is provided with a water filling port 7, the side wall of the second barrel body 2 is provided with a discharge port 9, the first barrel body 1 and the second barrel body 2 are both connected with the support 5, the barrel port of the first barrel body 1 is a feed port, and the bottoms of the first barrel body 1 and the second barrel body 2 are both provided with discharge ports 11; the two spindles 10, the two couplers 3 and the two motors 4 are arranged, the spindles 10 extend into the barrel from the openings of the first barrel body 1 and the second barrel body 2 in a hanging manner, the top ends of the spindles 10 are connected with the couplers 3, the top ends of the couplers 3 are connected with the motors 4, and the motors 4 are fixedly connected with the support 5; a plurality of dispersion discs 6 are arranged, the dispersion discs 6 are detachably connected with the main shaft 10, the horizontal extending direction of the dispersion discs 6 is in a tooth shape, and vertical teeth 61 are fixedly arranged on the upper surface of each dispersion disc 6; the control terminal is in signal connection with the motor 4 and is used for controlling the rotating speed of the motor 4 and the flow speed and the flow of water at the water filling port 7. The invention has the advantages of small water consumption, high pulping efficiency and large-scale and industrial application.
The present embodiment is only for explaining the invention, and it is not limited to the invention, and those skilled in the art can make modifications of the embodiment as necessary and inventive contribution to the present embodiment after reading the present specification, but all within the protection scope of the invention are protected by patent laws.
Claims (7)
1. The utility model provides a distributed pulping machine of filter-pressing coal slime which characterized in that: the automatic feeding device comprises two barrel bodies, a motor, a coupler, a main shaft, a dispersion disc, a support, a distributing valve and a control terminal, wherein the two barrel bodies are respectively a first barrel body and a second barrel body, the first barrel body is communicated with the second barrel body through the distributing valve, a water filling port is formed in the side wall of the first barrel body, a discharge port is formed in the side wall of the second barrel body, the first barrel body and the second barrel body are both connected with the support, a feed port is formed in the position of the barrel port of the first barrel body, and discharge ports are formed in the bottoms of the first barrel body and the second barrel body;
the two main shafts, the two couplers and the two motors are arranged, the main shafts are suspended into the barrel from the barrel openings of the first barrel body and the second barrel body, the top ends of the main shafts are connected with the couplers, the top ends of the couplers are connected with the motors, and the motors are fixedly connected with the support;
the dispersing plates are detachably connected with the main shaft, the horizontal extending direction of the dispersing plates is in a tooth shape, and vertical teeth are fixedly arranged on the upper surfaces of the dispersing plates;
the control terminal is in signal connection with the motor and is used for controlling the rotating speed of the motor and the flow speed and the flow of water at the water filling port.
2. The filter-pressed coal slime distributed pulping machine according to claim 1, characterized in that: the drain hole with the discharge gate all still is equipped with the valve.
3. The filter-pressed coal slime distributed pulping machine according to claim 1, characterized in that: the main shaft is detachably connected with the dispersion discs, and the distance between the dispersion discs is adjustable.
4. The filter-pressed coal slime distributed pulping machine according to claim 1, characterized in that: the cross section of the teeth in the horizontal direction of the dispersion impeller and the cross section of the vertical teeth are any one of triangular or trapezoidal.
5. The filter-pressed coal slime distributed pulping machine according to claim 1, characterized in that: and an electronic water valve is arranged at the water pipe end at the water injection port and is in signal connection with the control terminal.
6. The filter-pressed coal slime distributed pulping machine according to claim 1, characterized in that: the rotating speed of the motor is 1800 rad/min.
7. The filter-pressed coal slime distributed pulping machine according to claim 1, characterized in that: and a containing groove is arranged under the discharging port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326867.1A CN111389299A (en) | 2020-04-23 | 2020-04-23 | Distributed pulping machine for filter-pressing coal slime |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326867.1A CN111389299A (en) | 2020-04-23 | 2020-04-23 | Distributed pulping machine for filter-pressing coal slime |
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| Publication Number | Publication Date |
|---|---|
| CN111389299A true CN111389299A (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010326867.1A Pending CN111389299A (en) | 2020-04-23 | 2020-04-23 | Distributed pulping machine for filter-pressing coal slime |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113522492B (en) * | 2021-07-09 | 2023-11-28 | 西安一泥科技有限公司 | Hydraulic coal slime crushing pulping machine |
-
2020
- 2020-04-23 CN CN202010326867.1A patent/CN111389299A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113522492B (en) * | 2021-07-09 | 2023-11-28 | 西安一泥科技有限公司 | Hydraulic coal slime crushing pulping machine |
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