CN211140947U - Powder production system - Google Patents

Abstract

The utility model discloses a powder production system, which has the technical scheme that the system comprises a lifting machine, a blanking hopper, a pulverizer, a discharging device and a dust removal device which are sequentially arranged in sequence, wherein the discharging device comprises a feeding pipe and a first exhaust fan, one end of the feeding pipe is connected with a discharge port of the pulverizer, and the other end of the feeding pipe is connected with an air inlet of the first exhaust fan; the dust removal device comprises a communicating pipe, a second exhaust fan and a dust removal bin, the communicating pipe is communicated with the feeding pipe, the other end of the communicating pipe is communicated with an air inlet of the second exhaust fan, and an air outlet of the second exhaust fan is communicated with the dust removal bin; an opening and closing assembly is arranged in the communicating pipe. Carry out convulsions to the conveying pipe through dust collector to play the effect to the powder storehouse of flour mill induced draft, the dust is pumped to the dust removal storehouse through dust collector, and then need not wait dust automatic deposition, has shortened latency, has improved work efficiency.

Description

Powder production system

Technical Field

The utility model relates to a powder production facility field, more specifically say, it relates to a powder production system.

Background

With the increase of labor cost and the development of science and technology, the existing production line for quantitatively producing powder has been advanced to automation.

The existing production line for producing powder comprises a feeding device, a pulverizer and a discharging device, wherein the feeding device comprises a lifting machine and a feeding hopper arranged at the discharging end of the lifting machine, a discharging port of the feeding hopper is communicated with a feeding port of the pulverizer, and after the material enters the pulverizer and is processed into powder, the powder is conveyed to a preset place through the discharging device to be packaged.

The existing production line for producing powder materials is characterized in that the powder materials are easy to accumulate in a powder material bin of a pulverizer, so that the pulverizer breaks down, the pulverizer is required to be cleaned and overhauled regularly, but the pulverizer is large, the powder material bin of the pulverizer is required to be cleaned by workers during cleaning, and therefore dust deposition and dissipation rear can be cleaned before cleaning, the required waiting time is long, and the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a powder production system for when clearance flour mill, the time of required waiting for the dust dissipation reduces, has improved work efficiency.

The utility model discloses a technical scheme realize like this: a powder production system comprises a lifter, a blanking hopper, a pulverizer, a discharging device and a dust removal device which are sequentially arranged, wherein the discharging device comprises a feeding pipe and a first exhaust fan, one end of the feeding pipe is connected to a discharge hole of the pulverizer, and the other end of the feeding pipe is connected to an air inlet of the first exhaust fan;

the dust removal device comprises a communicating pipe, a second exhaust fan and a dust removal bin, the communicating pipe is communicated with the feeding pipe, the other end of the communicating pipe is communicated with an air inlet of the second exhaust fan, and an air outlet of the second exhaust fan is communicated with the dust removal bin;

an opening and closing assembly for opening and closing the communicating pipe is arranged in the communicating pipe.

By adopting the technical scheme, in the process of producing the powder, the raw material is lifted to the blanking hopper through the lifting machine, flows to the pulverizer through the blanking hopper, the pulverizer performs pulverizing processing on the raw material, the processed powder is deposited in a powder bin of the pulverizer, and is pumped through the first exhaust fan, so that the powder is output from an air outlet of the first exhaust fan, and at the moment, the second exhaust fan is in a closed state; and when needs clearance flour mill, can stop to carry the raw materials to close flour mill and first air exhauster, then open and close the subassembly, so that communicating pipe is in the open mode, and start the second air exhauster, the second air exhauster is to the conveying pipe convulsions, so that the dust in the flour mill is pumped to the storehouse that removes dust, and then need not to wait dust automatic deposition, has shortened latency, has improved work efficiency.

As a further improvement, be provided with the water conservancy diversion fill of loudspeaker form between communicating pipe and the conveying pipe, the macrostoma end of water conservancy diversion fill communicate in the conveying pipe, the osculum end of water conservancy diversion fill can dismantle connect in communicating pipe, the water conservancy diversion fill with be provided with between communicating pipe and be used for making both fixed connection's coupling assembling.

By adopting the technical scheme, the large opening end of the flow guide hopper is communicated with the feeding pipe, so that the adsorbable range is larger when the second exhaust fan works; the small-mouth end of the flow guide hopper is detachably connected with the communicating pipe, so that the communicating pipe is conveniently detached to be cleaned.

As a further improvement of the utility model, coupling assembling including set up in the first flange ring of water conservancy diversion fill and set up in the second flange ring of communicating pipe, the inner circle of first flange ring extends to in the communicating pipe, through the bolt fastening between first flange ring and the second flange ring.

Through adopting foretell technical scheme to dismantle communicating pipe and wash.

As a further improvement, the open/close assembly including set up in open/close the board in the intercommunication pipe, open/close one side of board articulate in the inner circle of first flange ring, open/close and be provided with between the free end of board and the first flange ring and be used for the restriction to open/close the spacing subassembly of board upset downwards.

Through adopting foretell technical scheme, add spacing subassembly and overturn downwards with the restriction board of opening and close for the second air exhauster during operation can open communicating pipe automatically, and first air exhauster during operation, communicating pipe is in the closed condition.

As a further improvement of the present invention, the limiting component includes a projection provided on the opening/closing plate and a groove provided on the inner ring of the first flange ring, and the projection is inserted and fitted in the groove.

Through adopting foretell technical scheme, the cooperation of lug and recess and then the restriction is opened and close the board and is overturn downwards for the second air exhauster during operation can open communicating pipe automatically, and first air exhauster during operation, communicating pipe is in closed state.

As a further improvement of the utility model, the lateral wall of first flange ring and second flange ring all is provided with elastic rubber pad.

Through adopting foretell technical scheme, add the leakproofness between elasticity rubber pad in order to increase first ring flange and the second ring flange, reduce the dust and escape outward.

As a further improvement, the side wall of the feeding pipe is provided with a first convection opening, and the side wall of the feeding pipe is hinged with an apron used for covering the first convection opening.

Through adopting foretell technical scheme, set up the convection current mouth so that the air circulation in the air exhauster drawed feeding pipe to make the dust flow to the dust removal storehouse, and then reach the effect of the dust in the quick detach rubbing crusher.

As a further improvement of the utility model, the free end of the cover plate is fixedly connected with the side wall of the feeding pipe through a hasp.

Through adopting foretell technical scheme, fix the apron through the hasp so that reduce the powder and escape between apron and the conveying pipe.

To sum up, the utility model discloses following beneficial effect has:

1. before the flour mill is cleaned, the feeding pipe is subjected to air draft through the dust removal device, so that the effect of air draft of a flour bin of the flour mill is achieved, dust is pumped to the dust removal bin through the dust removal device, automatic dust deposition is not needed, the waiting time is shortened, and the working efficiency is improved;

2. the in-process of addding the subassembly of opening and close making the production powder, communicating pipe is in closed state, and then makes the dust in the dust removal storehouse can not pumped to the conveying pipe, prevents the dust backward flow.

Drawings

FIG. 1 is a schematic view of the overall structure of the powder production system in this embodiment;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural view of the dust removing device in this embodiment;

FIG. 4 is an enlarged view of portion B of FIG. 3;

FIG. 5 is a schematic view showing the assembly relationship between the mounting frame and the dust collecting bin after the dust collecting bin is cut open in this embodiment

Fig. 6 is a schematic structural view of the buffer hopper in the present embodiment.

In the figure: 1. a hoist; 2. feeding a hopper; 3. a pulverizer; 4. a first exhaust fan; 5. a feed pipe; 6. a discharge pipe; 7. a buffer hopper; 71. a through hole; 8. a second sealing cover; 9. a second hinge mount; 10. a second abutment block; 11. a second inclined surface; 12. a first cloth bag; 13. a flow guide pipe; 14. a second cloth bag; 15. a communicating pipe; 16. a dust removal bin; 17. a second exhaust fan; 18. a flow guide hopper; 19. a first flange ring; 20. a second flange ring; 21. a bolt; 22. a shutter plate; 23. a bump; 24. a groove; 25. a first convection port; 26. a cover plate; 27. a second convection port; 28. an exhaust pipe; 29. a first sealing cover; 30. a first hinge mount; 31. a first abutment block; 32. a first inclined surface; 33. filtering the mesh bag; 34. filtering the screen cloth; 35. a fixing ring; 36. a screw; 37. a nut; 38. a mounting frame; 381. a support ring; 382. a support bar; 383. clamping the column; 3811. a guide hole; 39. a load ring; 391. a card slot; 392. a guide bar; 40. a hasp is provided.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A powder production system comprises a lifter 1, a blanking hopper 2, a pulverizer 3 and a discharging device which are sequentially arranged, wherein the blanking hopper 2 is arranged along the vertical direction, and the lifter 1 is communicated with the feeding end of the blanking hopper 2; the discharge end of the discharge hopper 2 is communicated with the feed inlet of the pulverizer 3, and one end of the discharge device is communicated with the discharge outlet of the pulverizer 3. In the process of producing the powder, the raw material is lifted to the lower hopper 2 through the lifting machine 1, the raw material flows to the pulverizer 3 through the lower hopper 2, the pulverizer 3 performs grinding processing on the raw material, the processed powder is deposited in the powder bin of the pulverizer 3, and the powder in the powder bin of the pulverizer 3 is conveyed out through the discharging device for packaging.

Specifically, as shown in fig. 1 and 6, the discharging device includes a feeding pipe 5 and a first exhaust fan 4, one end of the feeding pipe 5 is connected to the discharging port of the pulverizer 3, and the other end is connected to the air inlet of the first exhaust fan 4. In addition, the air outlet of first air exhauster 4 is connected with discharging pipe 6, and the other end of discharging pipe 6 is connected with buffering hopper 7, and buffering hopper 7 is vertical setting. In this embodiment, the sidewall of the buffer hopper 7 is provided with a through hole 71 for the outlet pipe 6 to penetrate, and the through hole 71 is located at the top of the buffer hopper 7. A second sealing cover 8 is hinged to a feeding hole of the buffer hopper 7, and the second sealing cover 8 is used for closing the feeding hole of the buffer hopper 7, so that the flying of dust is reduced. In practical application, an elastic rubber pad may be wrapped on the side wall of the second sealing cover 8 to improve the sealing performance between the second sealing cover 8 and the buffer hopper 7, so as to further reduce the escape of dust.

Specifically, as shown in fig. 1 and 6, a second hinge seat 9 is welded to the side wall of the buffer hopper 7, the second hinge seat 9 is located at the feed inlet of the buffer hopper 7, and the second sealing cover 8 is hinged to the second hinge seat 9. A second abutting block 10 is welded on the side wall of the buffer hopper 7 close to the hinge point, and the second sealing cover 8 can be turned to abut against the second abutting block 10. When the buffer hopper 7 needs to be cleaned, the second sealing cover 8 can be turned over, so that the second sealing cover 8 is turned over to the abutting second abutting block 10, and the second sealing cover 8 is further limited to be turned over excessively.

As shown in fig. 1 and 6, a buffering member for buffering powder is disposed inside the buffering hopper 7, in this embodiment, the buffering member is a first cloth bag 12, two ends of the first cloth bag 12 are both open, and one end of the first cloth bag 12 and one end of the discharge pipe 6 penetrate into the buffering hopper 7 and are fixedly connected. The first exhaust fan 4 pumps the powder to the buffer hopper 7, and the first cloth bag 12 has a soft cloth bag structure, so that the powder pumped to the buffer hopper 7 is buffered by the first cloth bag 12, and flying of dust is reduced. In this embodiment, the first cloth bag 12 may be fixedly connected to the discharge pipe 6 through a binding band, a steel wire or a rubber band.

Meanwhile, as shown in fig. 6, a flow guide pipe 13 is connected to the discharge port of the buffer hopper 7, and the flow guide pipe 13 is a rubber hose, so that the trend of the flow guide pipe 13 can be changed, and the change of the charging position by the worker is facilitated. Meanwhile, one end of the rubber hose, which is far away from the buffer hopper 7, is further connected with a second cloth bag 14, and two ends of the second cloth bag 14 are both provided with openings, in this embodiment, the second cloth bag 14 can be fixedly connected with the flow guide pipe 13 through a binding belt, a steel wire or a rubber band. By adding the second cloth bag 14 at the discharge end of the draft tube 13, the falling speed of the powder can be reduced, and the flying of dust is reduced.

In addition, as shown in fig. 1 and 3, the powder production system further includes a dust removing device. Specifically, dust collector includes communicating pipe 15 that is linked together with conveying pipe 5, with the dust removal storehouse 16 and the second air exhauster 17 of fixed mounting in the lateral wall of dust removal storehouse 16 of communicating pipe 15 intercommunication, in this embodiment, dust removal storehouse 16 sets up along vertical direction, and dust removal storehouse 16 is hollow structure.

Specifically, as shown in fig. 1 and 3, an air outlet of the second exhaust fan 17 is communicated with the dust removing bin 16, and an air inlet of the second exhaust fan 17 is communicated with one end of the communicating pipe 15. The other end of the communicating pipe 15 is connected with a diversion bucket 18, and the diversion bucket 18 is arranged in a trumpet shape. The big mouth end of the diversion hopper 18 is fixedly connected with the feeding pipe 5, the small mouth end is detachably connected with the communicating pipe 15, and a connecting assembly is arranged between the diversion hopper 18 and the communicating pipe 15 so as to fixedly connect the diversion hopper 18 with the communicating pipe 15.

Specifically, as shown in fig. 3 and 4, the connection assembly includes a first flange ring 19 fixed at an end of the diversion funnel 18 and a second flange ring 20 engaged with the first flange ring 19, the second flange ring 20 is fixed at an end of the communication pipe 15, and the first flange ring 19 and the second flange ring 20 are fixed by four bolts 21. In this embodiment, the inner ring of the first flange ring 19 extends into the communication pipe 15, and the opposite side walls of the first flange ring 19 and the second flange ring 20 are covered with elastic rubber pads, so as to increase the air tightness between the first flange ring 19 and the second flange ring 20 and reduce the flying of dust.

In addition, as shown in fig. 3 and 4, an opening and closing assembly for opening and closing the communication pipe 15 is further disposed in the communication pipe 15, and the opening and closing assembly is located at a connection position of the communication pipe 15 and the diversion bucket 18. Specifically, the opening and closing assembly comprises an opening and closing plate 22 movably installed in the communicating pipe 15, one side of the opening and closing plate 22 is hinged to the inner ring of the first flange ring 19, and a limiting assembly used for limiting the downward turning of the opening and closing plate 22 is further arranged between one side of the opening and closing plate 22, which is far away from the hinged point, and the first flange ring 19. The limiting component comprises a projection 23 fixed on one side of the opening and closing plate 22 and a groove 24 opened on the inner ring of the first flange ring 19, and the projection 23 can be inserted into the groove 24. Referring to fig. 1, when the second exhaust fan 17 works, the second exhaust fan 17 draws the airflow in the communicating pipe 15 to make the opening and closing plate 22 turn upwards, so that the communicating pipe 15 is communicated with the feeding pipe 5, and at this time, the dust can be drawn into the dust removing bin 16. And when the second exhaust fan 17 does not work, the opening and closing plate 22 closes the communicating pipe 15, so that when the first exhaust fan 4 works, dust in the dust removing bin 16 cannot be pumped to the feeding pipe 5, and the dust is prevented from flowing back.

Meanwhile, as shown in fig. 1 and 2, the side wall of the feeding pipe 5 is provided with a first convection port 25, so that the air flow in the feeding pipe 5 is increased, and the second exhaust fan 17 can conveniently suck the dust in the feeding pipe 5. The side wall of the feeding pipe 5 is hinged with a cover plate 26 for covering the first convection opening 25, and the free end of the cover plate 26 is fixedly connected with the side wall of the feeding pipe 5 through a hasp 40, so that a worker can conveniently open and close the first convection opening 25.

As shown in fig. 1 and 4, when producing powder, the powder processed by the pulverizer 3 is pumped to the buffer hopper 7 by the first exhaust fan 4, and is buffered by the buffer hopper 7, so that the flying of dust is reduced, and the powder is packed; and when needs clearance flour mill 3, can close first air exhauster 4, open second air exhauster 17, can make opening and close board 22 upwards upset during the convulsions of second air exhauster 17 to make communicating pipe 15 and conveying pipe 5 intercommunication, carry out convulsions to conveying pipe 5 through second air exhauster 17, and then play the effect of carrying out the air extraction to the powder storehouse of flour mill 3, so that the dust is pumped to dust removal storehouse 16 and carries out dust removal work.

In addition, as shown in fig. 3, a second convection port 27 is further opened on the sidewall of the dust removing bin 16, the second convection port 27 is located at the top position of the dust removing bin 16, and the second convection port 27 is communicated with an exhaust pipe 28. After the second exhaust fan 17 pumps the dust to the dust removing bin 16 for dust removal, the airflow after dust removal can be discharged through the exhaust pipe 28.

Specifically, as shown in fig. 1 and 3, the dust removing bin 16 is a cylindrical structure, the top of the dust removing bin 16 is provided with an opening, a first sealing cover 29 for closing the opening of the dust removing bin 16 is movably mounted on the dust removing bin 16, and the side wall of the first sealing cover 29 is coated with an elastic rubber pad, so as to improve the air tightness between the first sealing cover 29 and the dust removing bin 16 and reduce the escape of dust. In this embodiment, the sidewall of the dust removing bin 16 is welded with a first hinge seat 30, the first hinge seat 30 is located at the opening of the dust removing bin 16, and one side of the first sealing cover 29 is hinged on the first hinge seat 30. A first abutting block 31 is welded on one side of the dust removing bin 16 close to the first hinge seat 30, and the first sealing cover 29 can be turned to abut against the first abutting block 31. When the first sealing cover 29 abuts against the first abutting block 31, the opening of the dust removing bin 16 is in an open state, so that the cleaning and maintenance of the dust removing bin 16 can be conveniently carried out by workers. In this embodiment, the sidewall of the first abutting block 31 is provided with a first inclined surface 32, and the first sealing cover 29 can be turned over to abut against the second inclined surface 11. By additionally providing the first abutting piece 31 abutting the first seal cover 29, the first seal cover 29 can be restrained from being turned over excessively.

As shown in fig. 5, a filter mesh bag 33 is installed in the dust removing bin 16, and a bag opening of the filter mesh bag 33 is connected with an air outlet of the second exhaust fan 17. Three layers of filter screen cloth 34 are sequentially arranged in the dust removing bin 16 from bottom to top, the three layers of filter screen cloth 34 are positioned above the filter screen bags 33, and three groups of fixing components for fixing the three layers of filter screen cloth 34 are arranged in the dust removing bin 16.

Specifically, as shown in fig. 3 and 5, the fixing assembly includes a fixing ring 35, four screws 36 are circumferentially fixed on an upper surface of the fixing ring 35, nuts 37 are screwed on the screws 36, and a through hole for the screws 36 to pass through is formed in the filter screen cloth 34. For fixing the filter mesh cloth 34, the screw 36 is simply passed through the through-hole of the filter mesh cloth 34 and the nut 37 is then tightened. The dust removing bin 16 is detachably connected with a mounting frame 38, and the three fixing rings 35 are sequentially fixed on the mounting frame 38 from bottom to top. In this embodiment, the mounting frame 38 includes a support ring 381 and four support rods 382 vertically mounted on the support ring 381, the four support rods 382 are equally spaced along the circumference of the support ring 381, and the three fixing rings 35 are equally spaced along the vertical direction on the support rods 382. A bearing ring 39 for bearing the mounting frame 38 is fixedly welded in the dust removing bin 16, four clamping grooves 391 penetrating through the upper surface and the lower surface of the bearing ring 39 are formed in the bearing ring 39, and clamping columns 383 in clamping fit with the clamping grooves 391 are fixed on the mounting frame 38.

When cleaning the filter screen cloth 34, the mounting frame 38 can be removed by opening the first sealing cover and then pulling up the mounting frame 38, otherwise, when fixing the mounting frame 38, the clamping posts 383 on the mounting frame 38 are only required to be inserted into the clamping grooves 391 on the bearing ring 39. In order to facilitate the installation of the fixed mounting frame 38 by workers, two vertical guide rods 392 are fixed on the bearing ring 39, the two guide rods 392 extend upwards to the top of the dust removing bin 16, and the two guide rods 392 are symmetrically installed on two sides of the bearing ring 39 along the central line of the dust removing bin 16. The support ring 381 of the mounting bracket 38 is provided with guide holes 3811 for the two guide rods 392 to pass through, when the mounting bracket 38 is mounted and fixed, only the two guide holes 3811 and the two guide rods 392 need to be aligned, and then the mounting bracket 38 is pressed down, so that the support ring 381 is supported on the bearing ring 39.

The overall working process is as follows: in the process of producing powder, raw materials are lifted to a lower hopper 2 through a lifting machine 1, the raw materials flow to a pulverizer 3 through the lower hopper 2, the pulverizer 3 performs pulverizing processing on the raw materials, the processed powder is deposited in a powder bin of the pulverizer 3 and is drawn through a first exhaust fan 4, so that the powder is output from an air outlet of the first exhaust fan 4, and at the moment, a second exhaust fan 17 is in a closed state; and when needs clearance flour mill 3, can stop to carry the raw materials to close flour mill 3 and first air exhauster 4, then start second air exhauster 17, second air exhauster 17 is to the convulsions of conveying pipe 5, so that the dust in the flour mill 3 is pumped to the dust removal storehouse 16 and is removed dust and handle, and then need not wait dust automatic deposition, has shortened latency, has improved work efficiency.

The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims (8)

1. The utility model provides a powder production system, includes lifting machine (1), lower hopper (2), pulverizer (3), discharging device and the dust collector that sets gradually in proper order, its characterized in that: the discharging device comprises a feeding pipe (5) and a first exhaust fan (4), one end of the feeding pipe (5) is connected to a discharging hole of the pulverizer (3), and the other end of the feeding pipe is connected to an air inlet of the first exhaust fan (4);

the dust removal device comprises a communicating pipe (15), a second exhaust fan (17) and a dust removal bin (16), the communicating pipe (15) is communicated with the feeding pipe (5), the other end of the communicating pipe is communicated with an air inlet of the second exhaust fan (17), and an air outlet of the second exhaust fan (17) is communicated with the dust removal bin (16);

an opening and closing assembly for opening and closing the communication pipe (15) is arranged in the communication pipe (15).

2. The powder production system of claim 1, wherein: the horn-shaped flow guide hopper (18) is arranged between the communicating pipe (15) and the feeding pipe (5), the large opening end of the flow guide hopper (18) is communicated with the feeding pipe (5), the small opening end of the flow guide hopper (18) is detachably connected to the communicating pipe (15), and a connecting assembly for fixedly connecting the flow guide hopper (18) and the communicating pipe (15) is arranged between the flow guide hopper (18) and the communicating pipe (15).

3. The powder production system of claim 2, wherein: coupling assembling including set up in lead first flange ring (19) of stream hopper (18) and set up in second flange ring (20) of communicating pipe (15), the inner circle of first flange ring (19) extends to in communicating pipe (15), it is fixed through bolt (21) between first flange ring (19) and the second flange ring (20).

4. A powder production system according to claim 3, wherein: the opening and closing assembly comprises an opening and closing plate (22) arranged in the communicating pipe (15), one side of the opening and closing plate (22) is hinged to the inner ring of the first flange ring (19), and a limiting assembly used for limiting the opening and closing plate (22) to turn downwards is arranged between the free end of the opening and closing plate (22) and the first flange ring (19).

5. The powder production system of claim 4, wherein: the limiting assembly comprises a projection (23) arranged on the opening and closing plate (22) and a groove (24) arranged on the inner ring of the first flange ring (19), and the projection (23) is in plug-in fit with the groove (24).

6. A powder production system according to claim 3, wherein: the side walls of the first flange ring (19) and the second flange ring (20) are provided with elastic rubber pads.

7. The powder production system of claim 1, wherein: the side wall of the feeding pipe (5) is provided with a first convection opening (25), and the side wall of the feeding pipe (5) is hinged with a cover plate (26) used for covering the first convection opening (25).

8. The powder production system of claim 7, wherein: the free end of the cover plate (26) is fixedly connected with the side wall of the feeding pipe (5) through a hasp (40).

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