Flotation machine for mineral separation

Abstract

The utility model belongs to the technical field of flotation machines, and discloses a flotation machine for mineral separation, which comprises a flotation machine body, the top end of the flotation machine body is fixedly connected with a support baffle, and a stirring flotation component is arranged at the center of the top end of the support baffle; the stirring flotation assembly comprises a motor, the output end of the motor is fixedly connected with a first rotating shaft, the outer side of the first rotating shaft is sleeved with a belt, the other end of the belt is internally and rotatably connected with a second rotating shaft, and the center position of the bottom end of the second rotating shaft is fixedly connected with a rotating shaft. The problems that a large amount of air is sucked to be mixed with ore pulp, and the device is only communicated with external air through an air pipe, so that the air inflow is small, the air cannot form bubbles in the liquid level and is smashed, the air and coal slag cannot be fully combined, mineralized bubbles are formed, the number of formed foam layers is small, and the flotation efficiency is low are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of flotation machine, concretely is a kind of flotation machine for ore dressing. BACKGROUND

[0002] In the flotation machine, the ore pulp treated by adding reagent is mixed with air by stirring, so that some ore particles are selectively fixed on the gas bubble, float to the surface of the ore pulp and be scraped out to form a foam product, and the remaining part is retained in the ore pulp to achieve the purpose of separating minerals.

[0003] Meanwhile, the patent with application number 202322542919.0 discloses a flotation machine for ore dressing, which comprises a driving device, a flotation cavity, and a stirring device. The driving device is fixedly connected to the flotation cavity through a support frame. The stirring device is installed inside the flotation cavity. A feed inlet is formed on the left side of the flotation cavity. An air inlet pipe is installed above the feed inlet. A discharge outlet is formed on the right side of the flotation cavity. A tailings outlet is formed at the bottom end of the flotation cavity. The driving device and the stirring device are fixedly connected through a shaft coupling. The driving device and the stirring device are combined into an integrated unit and installed on the vertical center line of the equipment. A support is installed at the bottom end of the equipment.

[0004] However, in the implementation of the related technology, it is found that the above-mentioned flotation machine for ore dressing has the problem of low flotation efficiency. The ore pulp treated by adding reagent is mixed with a large amount of air in the flotation process. However, this device only communicates with the external air through the air pipe, resulting in small air intake. The air cannot form bubbles in the liquid surface and be crushed. The coal residue cannot be fully based, and the mineralization bubbles cannot be formed. The foam layer is less, resulting in low flotation efficiency. INVENTION CONTENTS

[0005] To solve the problems raised in the background art, the utility model provides a flotation machine for ore dressing. The cyclone rod inside the air guide sleeve is driven to rotate by the motor. In the process of rotation, centrifugal force is generated. Under the action of atmospheric pressure, air flows into the inside of the air guide sleeve. The internal air increases, mixes with air medicine and ore pulp, enters the mineralization area, forms mineralization bubbles, and forms a foam layer. The foam is discharged by the bubble scraping mechanism, forming clean coal foam. The material is saved, and the ore dressing efficiency is improved.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a flotation machine for ore dressing, comprising a flotation machine body, a support baffle is fixedly connected to the top end of the flotation machine body, a stirring and flotation assembly is arranged at the top center position of the support baffle;

[0007] The stirring flotation assembly includes a motor, the output end of which is fixedly connected to a first rotating shaft. A belt is fitted around the outer side of the first rotating shaft, and a second rotating shaft is rotatably connected to the other end of the belt. A rotating shaft is fixedly connected to the center of the bottom end of the second rotating shaft. A cyclone rod is fitted around the outer side of the rotating shaft, and an air guide sleeve is fitted around the outer side of the cyclone rod. An air inlet pipe is fixedly connected to the left side of the air guide sleeve, and an air inlet groove is opened on the left side of the air inlet pipe. A rotating fan is rotatably connected inside the air inlet groove of the air inlet pipe.

[0008] Preferably, the top of the support baffle is provided with a square groove, and a retaining plate is fitted inside the square groove at the top of the support baffle. The bottom end of the retaining plate covers the inside of the square groove at the top of the support baffle. The bottom end of the second rotating shaft is at the top of the retaining plate, and the bottom end of the first rotating shaft is rotatably connected to a circular support seat. The top end of the circular support seat is fitted to the top of the support baffle.

[0009] Preferably, the flotation machine body has an upward-opening processing groove, a collection box is fixedly connected to the top of the chamber of the flotation machine body, and a suction pump is fixedly connected to the bottom of the cyclone rod. The bottom of the suction pump is located at the top of the collection box and rotates.

[0010] Preferably, the suction pump has a downward-facing circular slot, and an impeller is rotatably connected inside the circular slot of the suction pump. Several sets of impellers rotate inside the suction pump. An outlet is provided on the outside of the suction pump. The bottom end of the rotating shaft passes through the top end of the suction pump and is fixedly connected to the top end of the outlet. The suction pump is rotatably arranged inside the processing tank of the flotation machine body.

[0011] Preferably, a mixing tank is fixedly connected to the left side of the flotation machine body, the mixing tank has an upward-opening material trough, and a first connecting pipe is fixedly connected to the bottom end of the mixing tank at the position where it fits against the flotation machine body.

[0012] Preferably, a collection box is fixedly connected to the front end of the flotation machine body. The collection box is configured as a filter tank with an upward opening. The interior of the collection box is configured as a shape that is wider at the top and narrower at the bottom. A second connecting pipe is fixedly connected to the bottom end of the contact position between the flotation machine body and the collection box.

[0013] Preferably, a support plate is fixedly connected to the top of the flotation machine body, a drive power supply is fixedly connected to the top of the support plate, a scraper is rotatably connected to the output end of the drive power supply, the other end of the scraper is rotatably connected to the top of another set of support plates, and the bottom end of the other set of support plates is fixedly connected to the top right side of the flotation machine body.

[0014] Preferably, the front end of the flotation machine body is arranged in an inclined manner, the rear side of the flotation machine body is arranged in an inclined manner, and the inclination of the front end of the flotation machine body is smaller than that of the rear side.

[0015] Compared with the prior art, the flotation machine has the following beneficial effects:

[0016] 1、The single motor is used for controlling the rotation of the suction pump in the flotation machine body, and the rotation of the cyclone rod in the air guide sleeve is driven, the internal and external pressure difference is used for sucking the external air into the air guide sleeve, and the air volume is increased.

[0017] 2、The scraper is arranged on the outside of the flotation machine body, the scraper is used for scraping the mineralized foam at the top end of the flotation machine body, the clean coal foam is scraped into the inside of the collecting box in the scraping process, the slag particles containing a large amount of impurities flow into the bottom end of the collecting box and continue to flow to the inside of the flotation machine body through the second connecting pipe, and the secondary flotation process is performed until the clean coal foam meeting the composite standard is floated out. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the utility model;

[0019] Figure 2 It is a cyclone rod structure schematic view of the utility model;

[0020] Figure 3 It is a impeller structure schematic view of the utility model;

[0021] Figure 4 It is a scraper structure schematic view of the utility model;

[0022] Figure 5 It is a first connecting pipe structure schematic view of the utility model;

[0023] Figure 6 It is a collecting box structure schematic view of the utility model.

[0024] In the drawing: 1, flotation machine body; 2, support baffle; 3, motor; 4, first rotating shaft; 5, belt; 6, circular support seat; 7, second rotating shaft; 8, rotating shaft; 9, cyclone rod; 10, air inlet pipe; 11, rotating fan; 12, air guide sleeve; 13, suction pump; 14, impeller; 15, liquid outlet; 16, support plate; 17, driving power supply; 18, scraper; 19, first connecting pipe; 20, second connecting pipe; 21, mixing box; 22, collecting box; 23, blocking block; 24, abutting plate. DETAILED DESCRIPTION

[0025] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] As shown in Figures 1 to 6 The utility model provides a kind of flotation machine for ore dressing, including flotation machine body 1, the top of flotation machine body 1 is fixedly connected with support baffle 2, the top center position of support baffle 2 is provided with stirring flotation subassembly;Stirring flotation subassembly includes motor 3, the output of motor 3 is fixedly connected with first shaft 4, the outside of first shaft 4 is equipped with belt 5, belt 5 is used for power transmission, the other end inside of belt 5 is rotatably connected with second shaft 7, the bottom center position of second shaft 7 is fixedly connected with rotating shaft 8, the outside of rotating shaft 8 is equipped with cyclone rod 9, in the process of rotation, air in the inside of air guide sleeve 12 is discharged from high pressure to low pressure place under the action of centrifugal force, and under the action of atmospheric pressure, air enters from the inside rotating fan 11 of air inlet pipe 10.

[0027] Specifically, the top of support baffle 2 is provided with square groove, the inside of the top square groove of support baffle 2 is attached with, abutting plate 24 is used for supporting second shaft 7, the bottom of abutting plate 24 covers in the inside of the top square groove of support baffle 2, the bottom of second shaft 7 is in the top of abutting plate 24, the bottom of first shaft 4 is rotatably connected with circular support seat 6, the top of circular support seat 6 is attached to the top of support baffle 2.

[0028] Further, the flotation machine body 1 is provided with a processing groove with an upward opening, the chamber top of the flotation machine body 1 is fixedly connected with a blocking block 23, the bottom of the cyclone rod 9 is fixedly connected with a suction pump 13, and the bottom of the suction pump 13 is arranged to rotate at the top of the flotation machine body 1.

[0029] Still further, the suction pump 13 is provided with a circular hole groove with a downward opening, the inside of the circular hole groove of the suction pump 13 is rotatably connected with an impeller 14, a plurality of groups of impellers 14 rotate inside the suction pump 13, the impeller 14 forms negative pressure inside the suction pump 13 when rotating, the outside of the suction pump 13 is provided with a liquid outlet 15 for discharging the generated bubbles, the bottom of the rotating shaft 8 penetrates the top of the suction pump 13 and is fixedly connected with the top of the liquid outlet 15, and the suction pump 13 is rotatably arranged inside the processing groove of the flotation machine body 1.

[0030] It is worth mentioning that the left side of the flotation machine body 1 is fixedly connected with a mixing box 21, the mixing box 21 is provided with a material groove opening upward, and the bottom end of the mixing box 21 abutting with the flotation machine body 1 is fixedly connected with a first connecting pipe 19 for connecting the mixing box 21.

[0031] It is worth noting that the front end of the flotation machine body 1 is fixedly connected with a collecting box 22 for preliminary screening, and the collecting box 22 is provided with a filter groove opening upward, and the inside of the collecting box 22 is provided in a shape of wide at the top and narrow at the bottom, and the screening is performed by gravity, and the bottom end of the collecting box 22 abutting with the flotation machine body 1 is fixedly connected with a second connecting pipe 20 for sliding into the inside of the flotation machine body 1.

[0032] It is worth mentioning that the top end of the flotation machine body 1 is fixedly connected with a supporting plate 16, the top end of the supporting plate 16 is fixedly connected with a driving power supply 17, the output end of the driving power supply 17 is rotatably connected with a scraper 18, the other end of the scraper 18 is rotatably connected to the top end of another set of supporting plates 16, and the bottom end of the other set of supporting plates 16 is fixedly connected to the right top end of the flotation machine body 1, and the scraper 18 is used for scraping the foam clean.

[0033] It is worth emphasizing that the front end of the flotation machine body 1 is provided in an inclined shape, so that the foam is scraped out from the front end of the flotation machine body 1, the rear side of the flotation machine body 1 is provided in an inclined shape, which is used for increasing the opening area, and the inclination of the front end of the flotation machine body 1 is smaller than that of the rear side, so that more ore pulp can be accommodated.

[0034] Wherein, the motor 3 and the driving power supply 17, the utility model still includes power, controller and switch etc., it is not the main technical point of this patent, no longer tedious; The "front, rear, left, right" view angle of the device is taken as the reference direction. Figure 1 The drawing direction.

[0035] Working principle:

[0036] First, the staff pours the ore pulp into the inside of the mixing box 21, the ore pulp flows from the first connecting pipe 19 to the inside of the processing groove of the flotation machine body 1, the motor 3 at the top end of the abutting plate 24 is started, the motor 3 drives the first rotating shaft 4 to rotate, the first rotating shaft 4 drives the second rotating shaft 7 to rotate through the outer belt 5, in the process of rotating, the second rotating shaft 7 drives the cyclone rod 9 outside the rotating shaft 8 at the bottom to rotate in the inside of the air guide sleeve 12, in the process of rotating, the cyclone rod 9 drives the air in the inside of the air guide sleeve 12 to be discharged from high pressure to low pressure under the action of centrifugal force, and under the action of atmospheric pressure, the air enters the rotating fan 11 in the inside of the air inlet pipe 10 and quickly flows to the inside of the air guide sleeve 12.

[0037] After the medicament is introduced into the slime and mixed thoroughly, when the rotating shaft 8 rotates clockwise, the suction pump 13 is driven to rotate, a negative pressure is formed in the suction pump 13, the slurry under the groove bottom and in the groove enters the mixing area through the lower suction port and the upper suction port of the impeller 14 respectively, and the air enters the mixing area along the air guide sleeve 12, the slurry, the air and the medicament are mixed here, the mixed slurry enters the mineralization area, the air forms bubbles and is crushed, and fully contacts with the coal particles to form mineralized bubbles, then the driving power 17 at the top end of the support plate 16 drives the scraper 18 to rotate, in the process of rotation, the bubbles are scraped from the inside of the flotation machine body 1 into the inside of the collection box 22, and the slag particles containing a large amount of impurities flow into the collection box 22 under the action of gravity and flow to the inside of the flotation machine body 1 through the second connecting pipe 20 to carry out a secondary flotation process until the clean coal bubbles meeting the composite standard are floated out.

[0038] It is to be understood that the terminology used herein such as first and second, and the like, is merely for distinguishing one entity or action from another entity or action that is discussed, and does not necessarily require or imply any such actual relationship or order between such entities or actions. Moreover, the terms "comprising", "including", 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A flotation machine for beneficiation, comprising a flotation machine body (1), characterized in that: The top of the flotation machine body (1) is fixedly connected to a support baffle (2), and a stirring flotation component is provided at the center of the top of the support baffle (2). The stirring flotation component includes a motor (3), and the output end of the motor (3) is fixedly connected to a first rotating shaft (4). A belt (5) is sleeved on the outside of the first rotating shaft (4), and a second rotating shaft (7) is rotatably connected to the other end of the belt (5). A rotating shaft (8) is fixedly connected to the center of the bottom end of the second rotating shaft (7). A cyclone rod (9) is sleeved on the outside of the rotating shaft (8), and a gas guide sleeve (12) is sleeved on the outside of the cyclone rod (9). An air inlet pipe (10) is fixedly connected to the left side of the air guide sleeve (12), and an air inlet groove is opened on the left side of the air inlet pipe (10). A rotating fan (11) is rotatably connected inside the air inlet groove of the air inlet pipe (10).

2. A flotation machine for beneficiation according to claim 1, characterized in that: The top of the support baffle (2) is provided with a square groove, and a clamping plate (24) is attached to the inside of the square groove at the top of the support baffle (2). The bottom end of the clamping plate (24) covers the inside of the square groove at the top of the support baffle (2). The bottom end of the second rotating shaft (7) is at the top of the clamping plate (24). The bottom end of the first rotating shaft (4) is rotatably connected to a circular support seat (6), and the top end of the circular support seat (6) is attached to the top end of the support baffle (2).

3. A flotation machine for beneficiation according to claim 1, characterized in that: The flotation machine body (1) has an upward-opening processing groove. A blocking block (23) is fixedly connected to the top of the chamber of the flotation machine body (1). A suction pump (13) is fixedly connected to the bottom of the cyclone rod (9). The bottom of the suction pump (13) is set at the top of the collection box (22) and rotates.

4. A flotation machine for beneficiation according to claim 3, characterised in that: The suction pump (13) has a downward-facing circular slot. An impeller (14) is rotatably connected inside the circular slot of the suction pump (13). Several sets of impellers (14) rotate inside the suction pump (13). An outlet (15) is provided on the outside of the suction pump (13). The bottom end of the rotating shaft (8) passes through the top end of the suction pump (13) and is fixedly connected to the top end of the outlet (15). The suction pump (13) is rotatably set inside the processing tank of the flotation machine body (1).

5. A flotation machine for beneficiation according to claim 4, characterised in that: A mixing tank (21) is fixedly connected to the left side of the flotation machine body (1). The mixing tank (21) has an upward-opening material trough. A first connecting pipe (19) is fixedly connected to the bottom of the mixing tank (21) at the position where it fits against the flotation machine body (1).

6. A flotation machine for beneficiation according to claim 5, characterised in that: A collection box (22) is fixedly connected to the front end of the flotation machine body (1). The collection box (22) is configured as a filter tank with an upward opening. The inside of the collection box (22) is configured as a shape that is wider at the top and narrower at the bottom. A second connecting pipe (20) is fixedly connected to the bottom of the contact position between the flotation machine body (1) and the collection box (22).

7. A flotation machine for beneficiation according to claim 6, characterised in that: The top end of the flotation machine body (1) is fixedly connected with a support plate (16), the top end of the support plate (16) is fixedly connected with a driving power supply (17), the output end of the driving power supply (17) is rotatably connected with a scraper (18), the other end of the scraper (18) is rotatably connected to the top end of another set of the support plate (16), and the bottom end of the other set of the support plate (16) is fixedly connected to the right top end of the flotation machine body (1).

8. A flotation machine for beneficiation according to claim 7, characterised in that: The front end of the flotation machine body (1) is provided in an inclined manner, the rear side of the flotation machine body (1) is provided in an inclined manner, and the inclination of the front end of the flotation machine body (1) is smaller than that of the rear side.

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