CN112958287A

CN112958287A - Flotation device

Info

Publication number: CN112958287A
Application number: CN202110153703.8A
Authority: CN
Inventors: 杨华
Original assignee: Shaoxing Man Ao Chuangteng Intelligent Machinery Co ltd
Current assignee: Shaoxing Man Ao Chuangteng Intelligent Machinery Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-06-15

Abstract

The invention provides a flotation device, and relates to the field of ore flotation. This flotation device, including mechanism, aeration board, U-shaped board, sweep board mechanism, collection chamber and flotation mechanism admits air, the aeration board sets up the bottom inner wall at the U-shaped board, the mechanism that admits air sets up the top at the aeration board, be provided with the inlet port on the aeration board, the mechanism that admits air is linked together with the U-shaped board, collect the inner wall department that the chamber set up at the U-shaped board, flotation mechanism sets up on the aeration board, sweep the top that board mechanism set up at flotation mechanism, the output shaft fixed connection of shaft coupling and rotation motor is passed through to the one end of sweeping board mechanism. This flotation device can make the deposit in the powdered ore of bottom is blown the flotation mechanism again, prevents that the powdered ore from separating out the deposit and influencing the flotation effect in the bottom, has strengthened the contact of bubble with the powdered ore, has improved the adsorption effect of bubble to the powdered ore, and the vibrations that produce simultaneously also can accelerate the separation of solid impurity.

Description

Flotation device

Technical Field

The invention relates to the technical field of ore flotation, in particular to a flotation device.

Background

A method for separating pyroxene from magnetite ore by flotation belongs to the technical field of mineral engineering and material separation, and can solve the problem of difficult separation of pyroxene iron-containing silicate minerals in the magnetite ore, the ore is firstly crushed to the granularity of 0.074mm to be more than 50%, then ground ore samples are added with water in a flotation tank to be stirred and mixed to form ore pulp with certain concentration, the pH value of the ore pulp is adjusted, then anion collecting agents and cation collecting agents are sequentially added according to the dosage ratio of the reagents, the ore pulp is stirred for certain time respectively, and finally flotation and foam scraping are carried out. And filtering and drying the product in the flotation tank to obtain the enriched magnetite.

When carrying out the flotation to magnetite ore appearance, because powdered ore can separate out partly and impurity deposit in the bottom, need multichannel process to carry out the flotation repeatedly, influence work efficiency, the impurity in the solution also is difficult once only to separate simultaneously, and some impurity often can be along with the ore deposit powder on adhering to the bubble together, influence the precision of magnetite flotation, consequently, need a neotype flotation device to solve this problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a flotation device, which solves the problems that when a magnetite ore sample is subjected to flotation, part of ore powder and impurities are separated out and deposited at the bottom, repeated flotation is required in multiple processes, the working efficiency is influenced, meanwhile, the impurities in a solution are difficult to separate at one time, and the impurities are often attached to bubbles along with ore powder, so that the magnetite flotation precision is influenced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a flotation device, includes mechanism, aeration board, U-shaped plate, sweeps a board mechanism, collects chamber and flotation mechanism of admitting air, the aeration board sets up the bottom inner wall at the U-shaped plate, the mechanism that admits air sets up the top at the aeration board, be provided with the inlet port on the aeration board, the mechanism that admits air is linked together with the U-shaped plate, collect the inner wall department that the chamber set up at the U-shaped plate, flotation mechanism sets up on the aeration board, sweep the top that board mechanism set up at flotation mechanism, sweep the output shaft fixed connection of the one end of board mechanism through shaft coupling and rotation motor.

Preferably, the air inlet mechanism comprises a fixing frame, an air inlet cavity, an air pressure motor and fan blades, the air pressure motor is installed on the fixing frame, an output shaft of the air pressure motor is fixedly connected with the fan blades through a coupler, an air inlet cylinder is arranged at the bottom end of the fixing frame, and the air inlet cavity is arranged in the air inlet cylinder.

Preferably, evenly distributed's jet head is seted up to the bottom of air vent plate, the jet head includes shower nozzle, elastic layer, clearance mechanism, expanding spring and elastic ball, the circular slot has been seted up on the air vent plate, the elastic ball sets up in the circular slot, expanding spring's one end and elastic ball fixed connection, expanding spring's the other end and circular slot inner wall fixed connection, clearance mechanism sets up in the circular slot top, the shower nozzle is linked together with clearance mechanism, the elastic layer sets up in the shower nozzle.

Preferably, the cleaning mechanism comprises a movable plate, an air bag layer, an air plate and a cleaning brush, the air plate is annularly distributed on the inner wall of the movable plate, the air bag layer is movably connected with a vent plate, and the cleaning brush is arranged in the air bag layer.

Preferably, the flotation mechanism includes rabbling mechanism, baffle and spiral plate, the rabbling mechanism includes pivot, connecting rod and stirring board, the pivot is linked together with the aeration board, the chamber of ventilating all leaves in pivot and the connecting rod, the stirring board passes through connecting rod and pivot fixed connection, the spiral plate sets up the top at rabbling mechanism, the baffle sets up the export top at the spiral plate.

Preferably, the rabbling mechanism includes axis of rotation, gas nozzle cylinder and solid fixed ring, gas nozzle cylinder and axis of rotation swing joint, gu fixed ring sets up around the gas nozzle cylinder, be provided with the recess on one side outer wall of spiral plate, the small opening has been seted up on the spiral plate, the opposite side outer wall of spiral plate is provided with the striking plate.

Preferably, sweep the trigger structure and include bull stick, striking ball, flexure strip, gas pocket, piston and commentaries on classics board, leave the cavity in the commentaries on classics board, the piston sets up in changeing the board, the flexure strip sets up the inner wall at changeing the board cavity, the striking ball sets up in the cavity, striking ball and piston pass through the patchcord and connect, the one end outer wall at changeing the board is seted up to the gas pocket. When the pneumatic cleaning brush works, the pneumatic motor is started, the pneumatic motor drives the fan blades to rotate, air is blown into the air inlet cavity, bubbles are sprayed out from the air nozzle arranged on the vent plate, the air nozzle is arranged at the bottom, so that the bubbles can fully drive a solution to continuously move in the floating process, the reagent can be fully mixed and contacted with mineral powder under the action of the flotation mechanism, the elastic ball is blown to the upper part under the action of wind during re-ventilation, meanwhile, the elastic layer can also deform, so that the space below the nozzle is reduced, the wind power around the nozzle is increased, when wind passes through, strong air flow can be sprayed out around, the blowing effect is realized on the mineral powder deposited at the bottom, meanwhile, the wind pushes the air plate, the movable plate can be driven to rotate, the movable plate rotates, the air bag layer can be compressed and rotated, the cleaning brush stretches out, and further stirring is performed on the mineral powder deposited at the bottom, the mineral powder deposited at the bottom can be blown to the flotation mechanism again, and the mineral powder is prevented from being separated out and deposited at the bottom to influence the flotation effect. When the air entered into rabbling mechanism, the air blowout time can lead to the fact a thrust reversal to the spiral plate, thereby drive the spiral plate and rotate, when the spiral plate rotates, can produce the stirring to solution, because air jet cylinder swing joint is in the axis of rotation, gu fixed ring also can change the wind direction, therefore air jet cylinder can take place anomalous rotation, thereby the stirring effect of rabbling mechanism has been strengthened, the contact of bubble and powdered ore has been strengthened, the adsorption effect of bubble to powdered ore has been improved, the separation of solid impurity also can be accelerated in the vibrations that produce simultaneously. When the bubble passes through the spiral plate, can produce an ascending vortex, simultaneously the last striking plate of spiral also can constantly take place the rotation about, cut apart into the small bubble with big bubble, the area of contact of bubble totality and solution has further been improved, thereby adsorption efficiency is improved, impurity also can be shaken and drops, fall in the recess on the spiral plate, the vortex also can impurity rush into the small chamber from the recess and fall down, prevent to be adsorbed by the bubble again, adsorption efficiency has been strengthened, the precision of purification has also been improved, the vortex is when the process baffle, the rivers of production also can blow the foam to sweeping plate mechanism department, be convenient for collect. Sweep the board mechanism at the during operation, thereby the striking ball can pass through the gas pocket blowout with gas with the piston compression, can blow away the froth of floating that is close to commentaries on classics board department, prevents that a large amount of froth from attaching to changeing on the board, and the influence is to the collection of froth, and the striking ball also can shake when the flexure strip, will be attached to and change the board amount froth vibrations and drop simultaneously to the collection effect has been strengthened.

(III) advantageous effects

(1) The invention relates to a flotation device, which can fully drive a solution to continuously move in the floating process of bubbles, fully mix and contact a reagent and mineral powder under the action of a flotation mechanism, blow an elastic ball to the upper part under the action of wind force during ventilation, meanwhile, the elastic layer can also deform to reduce the space below the spray head, thereby increasing the wind power around the spray head and spraying stronger airflow to the periphery when the wind passes through, the mineral powder deposited at the bottom is blown, simultaneously, the wind generates thrust to the wind plate, the movable plate can be driven to rotate, the movable plate rotates to compress and rotate the air bag layer, so that the cleaning brush extends out, and the mineral powder deposited at the bottom is further stirred, so that the mineral powder deposited at the bottom can be blown into the flotation mechanism again, and the mineral powder is prevented from being separated out and deposited at the bottom to influence the flotation effect.

(2) According to the flotation device, when air enters the stirring mechanism, reverse thrust can be caused to the spiral plate when the air is sprayed out, so that the spiral plate is driven to rotate, a solution can be stirred when the spiral plate rotates, the air injection cylinder is movably connected to the rotating shaft, the fixed ring can also change the wind direction, and therefore the air injection cylinder can irregularly rotate, the stirring effect of the stirring mechanism is enhanced, the contact between bubbles and mineral powder is enhanced, the adsorption effect of the bubbles on the mineral powder is improved, and the separation of solid impurities can be accelerated due to the generated vibration.

(3) According to the flotation device, when bubbles pass through the spiral plate, an upward vortex can be generated, meanwhile, the impact plate on the spiral plate can continuously rotate left and right, large bubbles are divided into small bubbles, the contact area of the bubble body and a solution is further increased, the adsorption effect is improved, impurities can be shaken off and fall into the groove on the spiral plate, the impurities can be flushed into the leakage cavity from the groove through the vortex and fall down, the impurities are prevented from being adsorbed again by the bubbles, the adsorption effect is enhanced, the purification precision is also improved, and when the vortex passes through the baffle, the generated water flow can blow the bubbles to the plate sweeping mechanism, so that the bubbles can be conveniently collected.

(4) According to the flotation device, when the sweeping plate mechanism works, the impact ball can compress the piston to eject gas through the air hole, froth near the rotating plate can be blown away, a large amount of froth is prevented from being attached to the rotating plate, froth collection is prevented from being influenced, meanwhile, when the impact ball passes through the elastic sheet, vibration can be generated, the froth attached to the rotating plate is vibrated to fall off, and the froth collection effect is enhanced, so that the problems that when a magnetite ore sample is subjected to flotation, part of the mineral powder is separated out and impurities are deposited at the bottom, multiple processes are needed for repeated flotation, the working efficiency is influenced, impurities in the solution are difficult to separate at one time, some impurities are often attached to the air bubble along with the mineral powder, and the magnetite flotation precision is influenced are solved.

Drawings

FIG. 1 is a cross-sectional view of an overall structure of a flotation device according to the present invention;

FIG. 2 is a cross-sectional view of a showerhead according to the present invention;

FIG. 3 is a structural cross-sectional view of a cleaning mechanism of the present invention;

FIG. 4 is an enlarged view of the structure of the present invention at A;

FIG. 5 is an enlarged view of the structure of the present invention at B;

FIG. 6 is a sectional view of the sweeping board mechanism of the present invention.

Wherein, 1-air inlet mechanism, 2-aeration plate, 3-U-shaped plate, 4-sweeping plate mechanism, 5-collecting cavity, 6-flotation mechanism, 7-fixing frame, 8-air inlet cavity, 9-pneumatic motor, 10-fan blade, 11-air nozzle, 12-spray head, 13-elastic layer, 14-cleaning mechanism, 15-expansion spring, 16-elastic ball, 17-movable plate, 18-air bag layer, 19-air plate, 20-cleaning brush, 21-baffle, 22-spiral plate, 23-rotating shaft, 24-connecting rod, 25-stirring plate, 26-rotating shaft, 27-air nozzle cylinder, 28-fixing ring, 29-rotating rod, 30-impact ball, 31-elastic sheet, 32-air hole, 33-piston, 34-rotating plate, 35-groove, 36-leakage cavity and 37-impact plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings 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.

Examples

As shown in fig. 1 to 6, an embodiment of the present invention provides a flotation device, including an air intake mechanism 1, an air vent plate 2, a U-shaped plate 3, a sweeping plate mechanism 4, a collecting chamber 5, and a flotation mechanism 6, where the air vent plate 2 is disposed on an inner wall of a bottom end of the U-shaped plate 3, the air intake mechanism 1 is disposed above the air vent plate 2, the air vent plate 2 is provided with an air intake hole 32, the air intake mechanism 1 is communicated with the U-shaped plate 3, the collecting chamber 5 is disposed on an inner wall of the U-shaped plate 3, the flotation mechanism 6 is disposed on the air vent plate 2, the sweeping plate mechanism 4 is disposed above the flotation mechanism 6, and one end of the sweeping plate mechanism 4 is fixedly connected to an output shaft of.

According to the invention, the air inlet mechanism 1 comprises a fixing frame 7, an air inlet cavity 8, an air pressure motor 9 and fan blades 10, wherein the air pressure motor 9 is installed on the fixing frame 7, an output shaft of the air pressure motor 9 is fixedly connected with the fan blades 10 through a coupler, an air inlet cylinder is arranged at the bottom end of the fixing frame 7, and the air inlet cavity 8 is arranged in the air inlet cylinder.

According to the invention, the bottom end of the air vent plate 2 is provided with uniformly distributed air nozzles 11, each air nozzle 11 comprises a spray head 12, an elastic layer 13, a cleaning mechanism 14, an expansion spring 15 and an elastic ball 16, a circular groove is formed in the air vent plate 2, the elastic ball 16 is arranged in the circular groove, one end of the expansion spring 15 is fixedly connected with the elastic ball 16, the other end of the expansion spring 15 is fixedly connected with the inner wall of the circular groove, the cleaning mechanism 14 is arranged above the circular groove, the spray head 12 is communicated with the cleaning mechanism 14, and the elastic layer 13 is arranged in the spray head 12.

In the invention, the cleaning mechanism 14 comprises a movable plate 17, an air bag layer 18, an air plate 19 and a cleaning brush 20, wherein the air plate 19 is annularly distributed on the inner wall of the movable plate 17, the air bag layer 18 is movably connected with the vent plate 2, and the cleaning brush 20 is arranged in the air bag layer 18.

In the invention, the flotation mechanism 6 comprises a stirring mechanism, a baffle plate 21 and a spiral plate 22, the stirring mechanism comprises a rotating shaft 23, a connecting rod 24 and a stirring plate 25, the rotating shaft 23 is communicated with the aeration plate 2, aeration cavities are reserved in the rotating shaft 23 and the connecting rod 24, the stirring plate 25 is fixedly connected with the rotating shaft 23 through the connecting rod 24, the spiral plate 22 is arranged above the stirring mechanism, and the baffle plate 21 is arranged above an outlet of the spiral plate 22.

In the invention, the stirring mechanism comprises a rotating shaft 26, an air injection cylinder 27 and a fixing ring 28, wherein the air injection cylinder 27 is movably connected with the rotating shaft 26, the fixing ring 28 is arranged around the air injection cylinder 27, a groove 35 is arranged on the outer wall of one side of the spiral plate 22, a leakage cavity 36 is arranged on the spiral plate 22, and an impact plate 37 is arranged on the outer wall of the other side of the spiral plate 22.

In the invention, the sweeping board mechanism 4 comprises a rotating rod 29, a striking ball 30, an elastic sheet 31, an air hole 32, a piston 33 and a rotating board 34, wherein a cavity is reserved in the rotating board 34, the piston 33 is arranged in the rotating board 34, the elastic sheet 31 is arranged on the inner wall of the cavity of the rotating board 34, the striking ball 30 is arranged in the cavity, the striking ball 30 is connected with the piston 33 through a flexible wire, and the air hole 32 is arranged on the outer wall of one end of the rotating board 34.

The working principle is as follows: when the pneumatic type reagent box is used, the pneumatic motor 9 is started, the pneumatic motor 9 drives the fan blades 10 to rotate, air is blown into the air inlet cavity 8, bubbles are sprayed out of the air nozzle 11 arranged on the ventilating plate 2, the air nozzle 11 is arranged at the bottom, so that the bubbles can fully drive a solution to continuously move in the floating process, the reagent can be fully mixed and contacted with mineral powder under the action of the flotation mechanism 6, the elastic balls 16 can be blown to the upper part under the action of wind during the ventilating, meanwhile, the elastic layer 13 can also deform, the space close to the lower part of the nozzle 12 is reduced, the wind force around the nozzle 12 is increased, when wind passes through, strong airflow can be sprayed around, the mineral powder deposited at the bottom can be blown, meanwhile, the wind can generate thrust on the wind plate 19 and can drive the movable plate 17 to rotate, the movable plate 17 rotates to compress and rotate the air bag layer 18, the cleaning brush 20 is extended out, and the mineral powder deposited at the bottom is further stirred, so that the mineral powder deposited at the bottom can be blown into the flotation mechanism 6 again, and the mineral powder is prevented from being separated and deposited at the bottom to influence the flotation effect. When the air enters the stirring mechanism, the air can cause a reverse thrust to the spiral plate 22 during the air ejection, thereby driving the spiral plate 22 to rotate, when the spiral plate 22 rotates, the solution can be stirred, because the air injection cylinder 27 is movably connected to the rotating shaft 26, the fixed ring 28 can change the wind direction, therefore, the air injection cylinder 27 can rotate irregularly, thereby enhancing the stirring effect of the stirring mechanism, strengthening the contact between the bubbles and the mineral powder, improving the adsorption effect of the bubbles to the mineral powder, and accelerating the separation of solid impurities by the generated vibration. When the bubble passes through spiral plate 22, can produce an ascending vortex, simultaneously striking plate 37 on the spiral also can constantly take place the rotation about, divide into the small bubble with big bubble, the area of contact of bubble totality and solution has further been improved, thereby adsorption efficiency is improved, impurity also can be shaken and drops, fall in recess 35 on spiral plate 22, the vortex also can impurity wash into leaking chamber 36 from recess 35 and fall down, prevent to be adsorbed by the bubble again, adsorption efficiency has been strengthened, the precision of purification has also been improved, the vortex is when baffle 21, the rivers of production also can blow the foam to sweeping plate mechanism 4 departments, be convenient for collect. Sweep board mechanism 4 at the during operation, thereby striking ball 30 can pass through gas hole 32 blowout with piston 33 compression, can blow away the froth that is close to commentaries on classics board 34 department, prevents that a large amount of froth from attaching to changeing on board 34, and the influence is to the collection of froth, and striking ball 30 also can produce vibrations when passing through flexure strip 31 simultaneously, will attach to and shake and drop at changeing 34 amount froth of board to the collection effect has been strengthened.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a flotation device, includes mechanism (1) of admitting air, breather plate (2), U-shaped board (3), sweep board mechanism (4), collection chamber (5) and flotation mechanism (6), its characterized in that: the utility model discloses a solar energy collector, including aeration board (2), air admission mechanism (1), collection chamber (5), flotation mechanism (6), air admission plate (2), air admission mechanism (1) and U-shaped plate (3), air admission mechanism (2) set up the top at aeration board (2), be provided with inlet port (32) on aeration board (2), air admission mechanism (1) is linked together with U-shaped plate (3), collect the inner wall department that the chamber (5) set up at U-shaped plate (3), flotation mechanism (6) set up on aeration board (2), sweep the top that board mechanism (4) set up at flotation mechanism (6), sweep the output shaft fixed connection of the one end of board mechanism (4) through shaft coupling and rotation motor.

2. A flotation device according to claim 1, wherein: air inlet mechanism (1) is including mount (7), air inlet chamber (8), air pressure motor (9) and flabellum (10), install on mount (7) air pressure motor (9), the output shaft of air pressure motor (9) passes through shaft coupling and flabellum (10) fixed connection, the bottom of mount (7) is provided with the section of thick bamboo that admits air, set up in the section of thick bamboo that admits air chamber (8).

3. A flotation device according to claim 1, wherein: evenly distributed's jet-propelled head (11) is seted up to the bottom of aeration board (2), jet-propelled head (11) are including shower nozzle (12), elastic layer (13), clearance mechanism (14), expanding spring (15) and elastic ball (16), the circular slot has been seted up on aeration board (2), elastic ball (16) set up in the circular slot, the one end and elastic ball (16) fixed connection of expanding spring (15), the other end and the circular slot inner wall fixed connection of expanding spring (15), clearance mechanism (14) set up in the circular slot top, shower nozzle (12) are linked together with clearance mechanism (14), elastic layer (13) set up in shower nozzle (12).

4. A flotation device according to claim 3, wherein: the cleaning mechanism (14) comprises a movable plate (17), an air bag layer (18), an air plate (19) and a cleaning brush (20), wherein the air plate (19) is annularly distributed on the inner wall of the movable plate (17), the air bag layer (18) is movably connected with the vent plate (2), and the cleaning brush (20) is arranged in the air bag layer (18).

5. A flotation device according to claim 1, wherein: flotation mechanism (6) are including rabbling mechanism, baffle (21) and spiral plate (22), the rabbling mechanism includes pivot (23), connecting rod (24) and stirring board (25), pivot (23) are linked together with aeration plate (2), the chamber of ventilating all leaves in pivot (23) and connecting rod (24), stirring board (25) are through connecting rod (24) and pivot (23) fixed connection, spiral plate (22) set up the top at the rabbling mechanism, baffle (21) set up the export top at spiral plate (22).

6. A flotation device according to claim 5, wherein: the stirring mechanism comprises a rotating shaft (26), an air injection cylinder (27) and a fixing ring (28), the air injection cylinder (27) is movably connected with the rotating shaft (26), the fixing ring (28) is arranged around the air injection cylinder (27), a groove (35) is formed in the outer wall of one side of the spiral plate (22), a leakage cavity (36) is formed in the spiral plate (22), and an impact plate (37) is arranged on the outer wall of the other side of the spiral plate (22).

7. A flotation device according to claim 1, wherein: sweep trigger structure (4) including bull stick (29), striking ball (30), flexure strip (31), gas pocket (32), piston (33) and commentaries on classics board (34), leave the cavity in commentaries on classics board (34), piston (33) set up in commentaries on classics board (34), flexure strip (31) set up the inner wall at commentaries on classics board (34) cavity, striking ball (30) set up in the cavity, striking ball (30) and piston (33) are connected through the patchcord, the one end outer wall at commentaries on classics board (34) is seted up in gas pocket (32).