Stirring type flotation machine for recycling tailings

Abstract

The utility model relates to the field of tailing recovery, in particular to a stirring type flotation machine for tailing recovery. The technical problems that solid impurities and ore grains on the inner bottom face of an existing flotation machine are inconvenient to stir, and solid impurities and ore grains in ore pulp are inconvenient to disperse, so that the flotation efficiency of the ore grains in tailings is low are solved. A stirring type flotation machine for recycling tailings comprises a rectangular frame, a drainage groove frame, a bottom plate, a drainage pipe and the like. A drainage groove frame is fixedly connected to one side of the upper portion of the rectangular frame, a bottom plate is fixedly connected to the bottom in the rectangular frame, two grooves are formed in the bottom plate, two drainage pipes are fixedly connected to the rectangular frame, and the two drainage pipes are both communicated with the interior of the rectangular frame. Ore grains in tailing pulp can be gathered in the two grooves in the bottom plate under the action of gravity, and solid impurities and the ore grains in the two grooves in the bottom plate can be pushed to the middle of the bottom plate when the two stirring frames rotate, so that the ore grains in the tailing pulp can be in better contact with bubbles discharged by the aeration disc.

Description

TECHNICAL FIELD

[0001] The utility model relates to tailing recovery field especially, relates to a stirring type flotation machine for tailing recovery. BACKGROUND

[0002] Tailing recovery is one of important means of improving the utilization rate of mineral resources, when the existing flotation machine is in tailing recovery, the inner bottom surface of the flotation machine can remain more solid impurities and ore grains, the existing flotation machine is inconvenient for agitating the solid impurities and ore grains of the inner bottom surface of the flotation machine, leading to part of the ore grains cannot contact with the bubbles fully, thereby leading to the flotation efficiency of the ore grains in the tailing is low, and these solid impurities can hinder the ore grains in the tailing slurry from contacting with the bubbles, and the existing flotation machine is inconvenient for dispersing the solid impurities and ore grains, also leading to part of the ore grains cannot contact with the bubbles fully, further reducing the flotation efficiency of the ore grains in the tailing. SUMMARY

[0003] In order to overcome the above-mentioned shortcomings, the utility model provides a stirring type flotation machine for tailing recovery which is convenient for agitating the solid impurities and ore grains of the inner bottom surface of the flotation machine, and is convenient for dispersing the solid impurities and ore grains in the slurry, thereby improving the flotation efficiency of the ore grains in the tailing.

[0004] The technical implementation scheme of the utility model is: a stirring type flotation machine for tailing recovery, including rectangular frame, drainage groove frame, bottom plate, discharge pipe, control valve, overturning stirring aeration assembly and scum scraping assembly, one side of the upper portion of the rectangular frame is fixedly connected with the drainage groove frame, the inner bottom of the rectangular frame is fixedly connected with the bottom plate, two recesses are opened on the bottom plate, two discharge pipes are fixedly connected on the rectangular frame, the two discharge pipes are all communicated with the inside of the rectangular frame, the control valve is fixedly connected on the discharge pipe, the overturning stirring aeration assembly is arranged on the rectangular frame, the scum scraping assembly is arranged on the rectangular frame, and the overturning stirring aeration assembly is connected with the scum scraping assembly.

[0005] Further, the overturning stirring aeration assembly includes drive motor, drive rod, stirring frame, aeration disc and air inlet pipe, two drive motors are fixedly connected on one side of the rectangular frame, two drive rods are rotatably connected on the lower portion of the rectangular frame, the drive rod is fixedly connected with the output shaft of the drive motor, the stirring frame is slidably connected on the two drive rods, the two stirring frames are respectively located in the two recesses on the bottom plate, three aeration discs are fixedly connected on the bottom plate, and the air inlet pipe is fixedly connected on the three aeration discs.

[0006] Further, the scum scraping assembly includes round rod, scraper and belt pulley set, the round rod is rotatably connected on the upper portion of the rectangular frame, the two scrapers are fixedly connected on the round rod, the belt pulley set is connected between one end of the round rod and the drive rod close to one side of the drainage groove frame, the belt pulley set includes large belt pulley, small belt pulley and transmission belt, the large belt pulley is fixedly connected on one end of the round rod, the small belt pulley is fixedly connected on one end of the drive rod close to one side of the drainage groove frame, and the transmission belt is wound between the large belt pulley and the small belt pulley.

[0007] Further, the utility model still includes extrusion disc and fixed rod, both stirring frame one end are fixed with extrusion disc, open extrusion groove on extrusion disc, rectangular frame middle part is fixed with two fixed rods, and the fixed rod is located in the extrusion groove on the extrusion disc.

[0008] The utility model discloses the beneficial effect: the solid impurity and ore particle in tailing pulp can gather in the two recesses on the bottom plate under the action of gravity, when stirring frame rotates, can agitate the tailing pulp in the two recesses on the bottom plate, and the solid impurity and ore particle in the two recesses on the bottom plate are pushed to the middle of bottom plate when two stirring frames rotate, so that the ore particle in tailing pulp can better contact with the bubble that aeration disc discharges, thereby prompting the ore particle in tailing pulp to better adhere to the bubble, and further improve the flotation efficiency of tailing pulp.

[0009] Stirring frame drives extrusion disc to rotate, and fixed rod extrusion extrusion disc moves along the drive rod horizontally reciprocating, so that stirring frame can move horizontally reciprocating when rotating, and the ore particle in tailing pulp can be shaken when stirring frame moves horizontally reciprocating, so as to make the ore particle in tailing pulp more dispersed, further promote the ore particle in tailing pulp to contact with the bubble that aeration disc discharges, thereby further prompting the ore particle in tailing pulp to better adhere to the bubble, and further improve the flotation efficiency of tailing pulp. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is the first kind of three-dimensional structure schematic diagram of the utility model.

[0011] Figure 2 It is the second kind of three-dimensional structure schematic diagram of the utility model.

[0012] Figure 3 It is the part sectional view three-dimensional structure schematic diagram of the utility model.

[0013] Figure 4 It is the three-dimensional structure schematic diagram of the utility model stirring aeration subassembly, extrusion disc and fixed rod.

[0014] Figure 5 It is the part separate three-dimensional structure schematic diagram of the utility model.

[0015] Fig. 1 rectangular frame, 101 drainage groove frame, 2 bottom plate, 3 discharge pipe, 4 control valve, 5 drive motor, 51 drive rod, 52 stirring frame, 6 aeration disc, 7 air inlet pipe, 8 round rod, 9 scraper, 10 belt pulley set, 11 extrusion disc, 12 fixed rod. DETAILED DESCRIPTION

[0016] The utility model is further explained below in connection with the drawings and specific embodiment.

[0017] Example 1: A stirred flotation machine for tailings recovery, such as Figures 1-5 As shown, it includes a rectangular frame 1, a drainage trough frame 101, a base plate 2, a discharge pipe 3, a control valve 4, a stirring and aeration assembly, and a skimmer assembly. The drainage trough frame 101 is connected to the upper side of the rectangular frame 1 by rivets. The base plate 2 is welded to the bottom of the rectangular frame 1. Two grooves are opened on the base plate 2. Two discharge pipes 3 are welded to the rectangular frame 1. Both discharge pipes 3 are connected to the inside of the rectangular frame 1. The control valve 4 is fixed to the discharge pipe 3. The rectangular frame 1 is equipped with a stirring and aeration assembly and a skimmer assembly. The stirring and aeration assembly and the skimmer assembly are connected.

[0018] The agitation and stirring assembly includes a drive motor 5, a drive rod 51, a stirring frame 52, an aeration disc 6, and an air inlet pipe 7. Two drive motors 5 are bolted to one side of the rectangular frame 1. Two drive rods 51 are rotatably connected to the lower part of the rectangular frame 1. The drive rods 51 are fixedly connected to the output shaft of the drive motors 5. A stirring frame 52 is slidably connected to each of the two drive rods 51. The two stirring frames 52 are located in two grooves on the bottom plate 2, respectively. The stirring frames 52 are used to stir the tailings slurry. Three aeration discs 6 are fixedly connected to the bottom plate 2. An air inlet pipe 7 is fixedly connected to each of the three aeration discs 6.

[0019] The foam scraping assembly includes a round rod 8, scrapers 9, and a pulley assembly 10. The round rod 8 is rotatably connected to the upper part of the rectangular frame 1. Two scrapers 9 are welded to the round rod 8. The scrapers 9 are used to scrape off the foam on the surface of the slurry. The pulley assembly 10 is connected between one end of the round rod 8 and the drive rod 51 near the side of the drainage trough frame 101. The pulley assembly 10 includes a large pulley, a small pulley, and a transmission belt. The large pulley is fixed to one end of the round rod 8, and the small pulley is fixed to one end of the drive rod 51 near the side of the drainage trough frame 101. A transmission belt is wound between the large pulley and the small pulley.

[0020] At the beginning, the worker closes the control valve 4, the worker pours the tailings slurry into the rectangular frame 1, so that the tailings slurry is above the bottom plate 2, and the tailings slurry liquid surface is just flush with the upper side of the drainage groove frame 101, then air is poured into the air inlet pipe 7, the air is discharged to the tailings slurry in the form of small bubbles through the aeration disc 6, the ore particles adhere to the bubbles, and then float on the tailings slurry liquid surface, then the worker starts the driving motor 5, the output shaft of the driving motor 5 drives the driving rod 51 and the stirring frame 52 to rotate, so that the driving rod 51 connected with the belt pulley set 10 is reversed, so that the other driving rod 51 is rotated in the same direction, the driving rod 51 connected with the belt pulley set 10 is reversed through the belt pulley set 10 to drive the scraper 9 and the round rod 8 to reverse, the scraper 9 reverses to scrape the bubbles with ore particles into the drainage groove frame 101, the worker collects the foam and ore particles in the drainage groove frame 101, the solid impurities and ore particles in the tailings slurry will gather in the two grooves on the bottom plate 2 under the action of gravity, the stirring frame 52 can stir the tailings slurry in the two grooves on the bottom plate 2 when rotating, the two stirring frames 52 will push the solid impurities and ore particles in the two grooves on the bottom plate 2 to the middle of the bottom plate 2 when rotating, so that the ore particles in the tailings slurry can better contact with the bubbles discharged by the aeration disc 6, thereby promoting the ore particles in the tailings slurry to better adhere to the bubbles, thereby improving the flotation efficiency of the tailings slurry, when it is necessary to replace the tailings slurry, the worker opens the control valve 4 to discharge the tailings slurry in the rectangular frame 1 through the discharge pipe 3, then closes the control valve 4 again, and then pours new tailings slurry into the rectangular frame 1.

[0021] Example 2: Based on example 1, as shown in Figures 3-5 It also includes extrusion disc 11 and fixed rod 12, both ends of the stirring frame 52 are welded with extrusion disc 11, the extrusion disc 11 is provided with extrusion groove, and the middle of the rectangular frame 1 is welded with two fixed rods 12, which are located in the extrusion groove of the extrusion disc 11.

[0022] When the output shaft of the motor drives the driving rod 51 and the stirring frame 52 to rotate, the stirring frame 52 drives the extrusion disc 11 to rotate, and the fixed rod 12 extrudes the extrusion disc 11 to move horizontally and reciprocally along the driving rod 51, so that the stirring frame 52 can move horizontally and reciprocally when rotating, and the ore particles in the tailings slurry can be shaken when the stirring frame 52 moves horizontally and reciprocally, so as to promote the ore particles in the tailings slurry to be more dispersed, further promote the ore particles in the tailings slurry to contact with the bubbles discharged by the aeration disc 6, thereby further promoting the ore particles in the tailings slurry to better adhere to the bubbles, and further improving the flotation efficiency of the tailings slurry.

[0023] Finally, it should be explained that the above examples are only used to illustrate the technical solutions of the present application, but not to limit the scope of protection of the present application. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the essence and scope of the technical solutions of the present application.

Claims

1. A stirred flotation cell for tailings recovery characterised by: The utility model relates to a rectangular frame (1), drainage groove frame (101), bottom plate (2), discharge pipe (3), control valve (4), overturning and stirring aeration assembly and skimming component, one side of rectangular frame (1) upper portion is fixedly connected with drainage groove frame (101), the bottom of rectangular frame (1) is fixedly connected with bottom plate (2), two recesses are opened on bottom plate (2), two discharge pipes (3) are fixedly connected on rectangular frame (1), two discharge pipes (3) all are communicated with rectangular frame (1) inside, control valve (4) is fixedly connected on discharge pipe (3), overturning and stirring aeration assembly is equipped on rectangular frame (1), skimming component is equipped on rectangular frame (1), overturning and stirring aeration assembly is connected with skimming component.

2. A stirred flotation cell for the recovery of tailings according to claim 1 characterised in that: The overturning and stirring aeration assembly includes drive motor (5), drive rod (51), stirring frame (52), aeration disc (6) and air inlet pipe (7), one side of rectangular frame (1) is fixedly connected with two drive motors (5), two drive rods (51) are rotatably connected to the lower part of rectangular frame (1), drive rod (51) is fixedly connected with the output shaft of drive motor (5), two drive rods (51) are slidably connected with stirring frame (52), two stirring frames (52) are located in the two recesses on bottom plate (2) respectively, three aeration discs (6) are fixedly connected on bottom plate (2), and air inlet pipe (7) is fixedly connected on three aeration discs (6).

3. A flotation machine according to claim 2, c h a r a c t e r i s e d in that: The skimming component includes round rod (8), scraper (9) and pulley set (10), the upper part of rectangular frame (1) is rotatably connected with round rod (8), two scrapers (9) are fixedly connected on round rod (8), pulley set (10) is connected between one end of round rod (8) and drive rod (51) near one side of drainage groove frame (101), pulley set (10) includes large pulley, small pulley and transmission belt, one end of round rod (8) is fixedly connected with large pulley, one end of drive rod (51) near one side of drainage groove frame (101) is fixedly connected with small pulley, and transmission belt is wound between large pulley and small pulley.

4. A flotation machine according to claim 3, c h a r a c t e r i s e d in that: Further include Two stirring frames (52) are fixedly connected with extrusion disc (11) at one end, extrusion groove is opened on extrusion disc (11), two fixed rods (12) are fixedly connected in the middle of rectangular frame (1), and fixed rod (12) is located in the extrusion groove on extrusion disc (11).

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