CN207872394U - Graphite magnetic separator de-ironing - Google Patents

Abstract

The utility model discloses a graphite iron remover, the technical scheme of which mainly includes a frame, a feeding device and a first-stage iron removal device; the feeding device includes a feeding pipe and a feeding hopper, and also includes a blowing device; The iron removal device includes a casing, a blowing mechanism, an electromagnetic coil and a discharge hopper; the blowing device includes a fan and a blowing pipe; the blowing mechanism includes an air inlet pipe and an air nozzle. After the graphite of the utility model passes through the first-level iron removal device, the graphite powder falls to the discharge hopper and is discharged, and the iron filings are left on the electromagnetic coil, and the fan is turned on, so that the air nozzle blows air to the inside of the first-level iron removal device, and the residue in the first-level iron removal device is discharged. The graphite on the discharge hopper is blown away to reduce graphite residue on the discharge hopper. After the graphite is cleaned, the electromagnetic coil is powered off, so that the iron filings adsorbed on the electromagnetic coil fall and are discharged from the hopper to complete the cleaning of the iron filings. The air nozzle blows air to the interior of the primary iron removal device to reduce the occurrence of graphite or iron filings remaining on the discharge hopper and improve the separation efficiency of graphite and iron filings.

Description

Graphite iron remover

technical field

The utility model relates to a screening device, in particular to a graphite iron remover.

Background technique

In the purification process of graphite, one of the steps needs to deal with the iron filings in the graphite fraction. In the prior art, the Chinese utility model patent whose authorization notification number is CN 20448273 U discloses a powerful iron removal device comprising a funnel body, the funnel body is provided with a multi-layer screen, and the grid of the screen includes a Grid unit 1 of magnetic material and grid unit 2 without magnetic material, and in the vertical direction, grid unit 1 of screens of adjacent layers are staggered from each other.

However, when this powerful iron removal device is discharged, the material (iron filings or raw materials) may remain on the side wall of the funnel body and the grid unit to cause waste, and it will also cause iron filings to enter the separated raw materials or raw materials Entering the iron filings reduces the separation efficiency of iron filings and raw materials.

Utility model content

Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide a graphite iron remover capable of efficiently separating iron filings and graphite, and reducing iron filings or graphite remaining in the discharge hopper or vibrating screen.

In order to achieve the above object, the utility model provides the following technical solutions: a graphite iron remover, including a frame, a feeding device arranged on the top of the frame, and a first-stage device arranged on the frame and below the feeding device Iron removal device; the feeding device includes a feed pipe and a feed hopper fixed above the primary iron removal device, and also includes a blowing device; the primary iron removal device includes a casing and an air blowing mechanism fixed inside the casing , an electromagnetic coil fixed inside the casing and positioned below the blowing mechanism, and a hopper fixed at the bottom of the casing; the blowing device includes a fan and a blowing pipe; the blowing mechanism includes an air inlet pipe connected to the blowing pipe, and an inlet Gas nozzles connected to air pipes.

By adopting the above technical scheme, after the graphite passes through the first-stage iron removal device, the graphite powder falls to the discharge hopper and is discharged, and the iron filings remain on the electromagnetic coil. Turn on the fan to make the air nozzle blow air to the inside of the first-stage iron removal device to blow away the graphite remaining on the discharge hopper and reduce the graphite residue on the discharge hopper. After the graphite is cleaned, the electromagnetic coil is powered off, so that the iron filings adsorbed on the electromagnetic coil fall and are discharged from the discharge hopper to complete the cleaning of the iron filings. The air nozzle blows air to the inside of the primary iron removal device to reduce the occurrence of graphite or iron filings remaining on the discharge hopper and improve the separation efficiency of graphite and iron filings.

The utility model is further configured as follows: a diversion ring is connected to the air intake pipe, and several air nozzles are connected to the diversion ring.

By adopting the above technical scheme, increasing the number of air nozzles, increasing the air blowing efficiency inside the first-stage iron removal device, further reducing the occurrence of graphite or iron filings remaining on the discharge hopper, and improving the separation efficiency of graphite and iron filings .

The utility model is further configured as follows: the first-stage iron removal device also includes a vibrating mechanism, and the vibrating mechanism includes a vibrating sieve arranged in the casing, a spring connecting the vibrating sieve to the casing, and a vibrating motor fixed on the vibrating sieve; The bottom end of the vibrating screen is provided with a screen.

By adopting the above technical scheme, the vibrating screen and the screen can evenly sprinkle the graphite dust with iron filings on the electromagnetic coil, making it easier for the electromagnetic coil to absorb iron filings and improve the separation efficiency of graphite and iron filings.

The utility model is further configured as: the top of the vibrating screen is fixed with an expansion joint connected with the feeding hopper.

By adopting the above technical scheme, graphite enters the vibrating screen from the expansion joint, and at the same time, the upper end of the expansion joint is connected to the feed hopper. When the vibrating screen vibrates, the expansion joint can provide a buffer margin to prevent the feed hopper from vibrating with the vibrating screen and improve the performance of the vibrating screen. device stability.

The utility model is further configured as follows: a first-level discharge device is arranged below the first-level iron removal device; the first-level discharge device includes a discharge port arranged below the discharge hopper, a A graphite port and an iron chip port; a baffle is rotatably connected to the discharge port.

By adopting the above technical scheme, the rotation of the baffle controls the opening and closing of different outlets of the discharge device, so that graphite and iron filings can be left out from different outlets, and it is convenient to distinguish graphite and iron filings.

The utility model is further configured as follows: a secondary iron removal device is provided below the graphite port of the primary discharge device, and a secondary discharge device is provided below the secondary discharge device, and the primary discharge device is also provided with a secondary discharge device. The mechanism of the iron device is the same as that of the secondary iron removal device, and the mechanism of the primary discharge device and the secondary discharge device is the same.

By adopting the above technical scheme, the second-stage separation can further remove residual iron filings in the graphite, and improve the separation efficiency of iron filings and graphite.

The utility model is further configured as follows: the blowing device further includes a three-way valve, and one end of the three-way valve is connected to the fan, and the other two ends are respectively connected to the first-level iron removal device and the second-level iron removal device.

By adopting the above technical scheme, the three-way valve regulates the ventilation of the fan to the first-level iron removal device or the second-level iron removal device. Internal ventilation improves the working efficiency of the fan.

The utility model is further configured as follows: the discharge hopper is in the shape of an inverted cone, and the apex of the cone is connected with the discharge port.

By adopting the above technical scheme, the graphite or iron filings falling into the discharge hopper will fall into the discharge port along the slope of the cone, which is convenient for discharging.

In summary, the utility model has the following beneficial effects: the utility model can improve the separation efficiency of graphite and iron filings, and facilitate the collection of separated iron filings or graphite.

Description of drawings

Fig. 1 is the overall axonometric view of embodiment;

Fig. 2 is the axonometric view of vibrating screen;

Fig. 3 is the sectional view of vibrating screen;

Figure 4 is an axonometric view of the jet mechanism;

Fig. 5 is a perspective view of the discharging device.

In the figure: 1. rack; 2. feeding device; 21. feeding pipe; 22. feeding hopper; 3. first-level iron removal device; 31. shell; 32. vibration mechanism; Screen mesh; 322, spring; 323, vibrating motor; 324, expansion joint; 33, blowing mechanism; 331, air intake pipe; 332, guide ring; 333, air nozzle; , primary discharge device; 41, discharge port; 411, baffle plate; 42, graphite port; 43, iron chip port; 5, secondary iron removal device; 6, secondary discharge device; 7, blowing device; 71, fan; 72, three-way valve; 73, air blowing pipe.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Embodiment: a kind of graphite deironing machine, referring to Fig. 1, comprises frame 1, the feeding device 2 that is fixed on the top of frame 1, is arranged on the below feeding device 2 and is fixed on the primary deironing of frame 1 Device 3, the first-level discharge device 4 arranged under the first-level iron removal device 3, the second-level iron removal device 5 fixed on the frame 1 and located under the first-level discharge device 4, and the second-level iron removal device The secondary discharge device 6 below the 5 and the blowing device 7 fixed on the frame 1.

The feeding device 2 includes a feeding pipe 21 and a feeding hopper 22 fixed above the primary iron removal device 3 .

The blowing device 7 includes a fan 71 , a three-way valve 72 connected to the fan 71 , and an air blowing pipe 73 connected to both ends of the three-way valve 72 .

The internal structures of the first-stage iron removal device 3 and the second-stage iron removal device 5 are the same, so they will be described one by one. Referring to Fig. 2 and Fig. 3, the primary iron removal device 3 includes a casing 31 (see Fig. 1) arranged on the frame 1, a vibration mechanism 32 arranged inside the casing 31, and a vibration mechanism 32 arranged inside the casing 31 and located at the vibration mechanism 32 The air blowing mechanism 33 below, the electromagnetic coil 34 arranged below the air blowing mechanism 33 , and the discharge hopper 35 fixedly connected with the casing 31 and arranged below the casing 31 . The discharge hopper 35 is in the shape of an inverted cone and the apex of the cone is connected with the primary discharge device 4 .

Vibrating mechanism 32 comprises vibrating screen 321, one end is connected with vibrating screen 321 and the spring 322 that the other end is connected with the inwall of housing 31, the vibrating motor 323 that is fixed on vibrating screen 321 and is fixed on the top of vibrating screen 321 and is used for feeding The telescoping joint 324 that bucket 22 cooperates. The bottom end of the vibrating screen 321 is provided with a screen 3211 .

Referring to FIG. 4 , the air blowing mechanism 33 includes an air intake pipe 331 connected to the air blow pipe 73 , a guide ring 332 connected to the air intake pipe 331 , and several air nozzles 333 arranged on the guide ring 332 .

The primary discharge device 4 and the secondary discharge device 6 have the same structure, so they will be described one by one. Referring to FIG. 5 , the primary discharge device 4 includes a discharge port 41 whose top is connected to the discharge hopper 35 , a graphite port 42 and an iron filings port 43 connected to the bottom of the discharge port 41 . A baffle 411 is rotatably connected to the inside of the discharge port 41 . When the baffle 411 swings toward the graphite port 42 , the discharge port 41 communicates with the iron chip port 43 ;

Working principle: Graphite powder with iron filings enters the vibrating screen 321 of the primary iron removal device 3 from the feed hopper 22 . At this time, the electromagnetic coil 34 is energized and has a magnetic force, and the vibrating motor 323 is turned on to drive the vibrating screen 321 to vibrate. Graphite and iron filings in the vibrating screen 321 are evenly sprinkled on the electromagnetic coil 34. Because the electromagnetic coil 34 has a magnetic force, the iron filings are absorbed by the electromagnetic coil 34, and the graphite falls into the discharge of the primary discharge device 4 along the discharge hopper 35. Inside mouth 41. At this time, the baffle plate 411 swings towards the iron filings port 43 , so that the graphite falls into the secondary iron removal device 5 along the graphite port 42 .

When most of the graphite in the discharge hopper 35 enters the secondary iron removal device 5, the fan 71 is turned on to blow the graphite remaining in the discharge hopper 35 into the secondary iron removal device 5. Afterwards, the baffle plate 411 is swung towards the graphite port 42, and the electromagnetic coil 34 is powered off and loses its magnetic force. The iron filings adsorbed on the electromagnetic coil 34 fall into the discharge hopper 35, the discharge port 41 and the iron filing port 43 successively due to the effect of gravity, and are discharged and collected. Fan 71 is opened all the time in this process, reduces the appearance that iron filings remains on the discharge hopper 35 situation.

After the graphite enters the secondary iron removal device 5, the process carried out in the primary iron removal device 3 is the same. After the graphite comes out from the secondary discharge device 6, the two-stage iron removal process of the graphite is completed.

The above descriptions are only preferred implementations of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model all belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims (8)

1. A graphite iron remover, comprising a frame (1), a feeding device (2) arranged on the top of the frame (1), and a The primary iron removal device (3); the feeding device (2) includes a feed pipe (21) and a feed hopper (22) fixed above the primary iron removal device (3), characterized in that: Including blowing device (7); The primary iron removal device (3) includes a casing (31), an air blowing mechanism (33) fixed inside the casing (31), an electromagnetic Ring (34) and the discharge hopper (35) fixed on the bottom of the shell (31); The blowing device (7) includes a fan (71) and a blowing pipe (73); The air blowing mechanism (33) includes an air intake pipe (331) connected to the air blow pipe (73), and an air nozzle (333) connected to the air intake pipe (331). 2. The graphite iron remover according to claim 1, characterized in that: a guide ring (332) is connected to the intake pipe (331), and several air nozzles (333) are connected to the guide ring (332) . 3. The graphite iron remover according to claim 1, characterized in that: the primary iron removal device (3) also includes a vibration mechanism (32), and the vibration mechanism (32) includes a The vibrating screen (321) inside, the spring (322) connecting the vibrating screen (321) with the shell (31), and the vibrating motor (323) fixed on the vibrating screen (321); the bottom of the vibrating screen (321) The end is provided with a screen (3211). 4. The graphite iron remover according to claim 3, characterized in that: the top of the vibrating screen (321) is fixed with an expansion joint (324) connected to the feed hopper (22). 5. The graphite iron remover according to claim 1, characterized in that: a first-stage discharge device (4) is provided below the first-stage iron removal device (3); the first-stage discharge device (4) It includes a discharge port (41) arranged below the discharge hopper (35), a graphite port (42) and an iron chip port (43) provided below the discharge port (41); the discharge port (41) The internal rotation is connected with a baffle (411). 6. The graphite iron removal machine according to claim 5, characterized in that: a second-level iron removal device (5) is provided below the graphite port (42) of the first-level discharge device (4), and the There is also a secondary discharge device (6) below the secondary iron removal device (5), and the mechanism of the primary iron removal device (3) is the same as that of the secondary iron removal device (5), and the primary discharge device ( 4) The mechanism is the same as that of the secondary discharge device (6). 7. The graphite iron remover according to claim 6, characterized in that: the blowing device (7) also includes a three-way valve (72), and one end of the three-way valve (72) is connected to the fan, and the other two The ends are respectively connected with the primary iron removal device (3) and the secondary iron removal device (5). 8. The graphite iron remover according to claim 5, characterized in that: the discharge hopper (35) is in the shape of an inverted cone, and the apex of the cone is connected to the discharge port (41).