CN216458512U - Dry powder stirring device - Google Patents

Abstract

The utility model discloses a dry powder stirring device, which belongs to the technical field of dry powder processing, and comprises a stirring box and an opening and closing cover arranged at a feed inlet at the top end of the stirring box, wherein a stirring shaft is arranged in an inner cavity of the stirring box, the outer wall of the stirring shaft is connected with a plurality of stirring sets distributed in an annular array, each stirring set consists of a plurality of stirring plates arranged in parallel, the stirring plates of the plurality of stirring sets are staggered up and down, the side surface of one stirring set is connected with a vertical plate, and the inner wall of the stirring box is connected with a screening net; the inner top wall of the stirring box is connected with a protective bucket, the inner wall of the protective bucket is connected with a protective net I, the top end of the stirring box is connected with the protective box, a channel communicated with the protective box is formed in the top end of the stirring box, and the bottom end of the stirring box is connected with a movable supporting structure. This dry powder agitating unit, reducible dry powder loss not only, and the convenient whole that removes.

Description

Dry powder stirring device

Technical Field

The utility model belongs to the technical field of the dry powder processing, concretely relates to dry powder agitating unit.

Background

The dry powder coating is prepared by using cement as an inorganic cementing material, redispersible polymer resin powder as a film forming additive, a composite inorganic filler and pigment, and is free of formaldehyde, nontoxic and tasteless. Stirring processing is an important process in dry powder processing, and because of the characteristics of dry powder, the dry powder has the danger of dust explosion in the stirring process in a closed space, so that the dry powder needs to be stirred in an open container, and the dry powder is stirred under the open condition, so that the dust raising condition is easy to occur, and certain dry powder loss is caused.

Therefore, in order to meet the current situation, it is urgently needed to design and produce a dry powder stirring device so as to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dry powder agitating unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dry powder stirring device comprises a stirring box and an opening and closing cover arranged at a feed inlet at the top end of the stirring box, wherein a stirring shaft is arranged in an inner cavity of the stirring box, the outer wall of the stirring shaft is connected with a plurality of groups of stirring groups distributed in an annular array, each stirring group is composed of a plurality of stirring plates arranged in parallel, the stirring plates of the plurality of groups of stirring groups are staggered up and down, the side surface of one group of stirring groups is connected with a vertical plate, and the inner wall of the stirring box is connected with a screening net;

the inner top wall of the stirring box is connected with a protection hopper, the inner wall of the protection hopper is connected with a first protection net, the top end of the stirring box is connected with a protection box, a channel communicated with the protection box is formed in the top end of the stirring box, and the bottom end of the stirring box is connected with a movable supporting structure.

In a further embodiment, the inner wall of the protection box is connected with two symmetrically arranged second protection nets, the bottom ends of the two second protection nets are connected with an arc-shaped plate, baffles are connected between the two second protection nets and the inner wall of the protection box, and collecting cloth bags are detachably connected to the two side faces of the protection box.

In a further embodiment, remove supporting component including connecting at the supporting box of agitator tank bottom, connecting at the supporting legs of supporting box bottom and setting up the removal wheel at the supporting box inner chamber, the inside roof of supporting box is connected with flexible post, the bottom and the connecting seat that removes the wheel of flexible post are connected.

In a further embodiment, the inner bottom wall of the supporting box is connected with a stirring motor, and an output shaft of the stirring motor is in transmission connection with a stirring shaft.

In a further embodiment, the outer wall of the stirring shaft is further connected with an anti-blocking plate, and the bottom end of the anti-blocking plate is connected with an anti-blocking brush.

In a further embodiment, the inner bottom wall of the stirring box is connected with an inclined plate, and the side surface of the stirring box is connected with a blanking pipeline.

In a further embodiment, maintenance doors are installed on the side faces of the stirring box and the supporting box, and a cleaning door is installed on the other side face of the protection box.

The utility model discloses a technological effect and advantage: the dry powder stirring device has the advantages that due to the arrangement of the first protective net, the second protective net, the protective box and the collecting cloth bag, the inside of the stirring box can keep gas circulation with the outside, dust explosion is prevented, the first protective net and the second protective net can block most dry powder particles during dust raising, and a small part of dry powder particles penetrating through the protective box can be collected into the collecting cloth bag, so that dry powder loss can be effectively reduced; the dry powder can be automatically stirred due to the arrangement of the stirring motor, the stirring shaft and the stirring groups, and the stirring plates of different stirring groups are staggered up and down, so that the whole stirring effect is improved; the arrangement of the screening net can screen the stirred dry powder, and the arrangement of the anti-blocking plate and the anti-blocking brush can automatically clean the screening net to prevent the screening net from being blocked; thanks to the arrangement of the vertical plate, dry powder adhered to the inner wall of the stirring box can be automatically cleaned; the supporting legs and the moving wheels can be respectively grounded due to the arrangement of the supporting box, the supporting legs, the moving wheels and the telescopic columns, the stability of the whole body during use can be guaranteed when the supporting legs are grounded, and the whole body is conveniently moved when the moving wheels are grounded; this dry powder agitating unit, not only reducible dry powder loss, and the convenient whole that removes.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a cross-sectional view of the protective box of the present invention.

In the figure: 1. a stirring box; 2. opening and closing the cover; 3. a stirring shaft; 4. a stirring plate; 5. a vertical plate; 6. screening a net; 7. a protective bucket; 8. a first protective net; 9. a protective box; 10. a second protective net; 11. an arc-shaped plate; 12. A baffle plate; 13. collecting the cloth bag; 14. a support box; 15. supporting legs; 16. a moving wheel; 17. a telescopic column; 18. a stirring motor; 19. an anti-blocking plate; 20. a sloping plate; 21. a blanking pipeline; 22. repairing the door; 23. The door is cleaned.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

In order to stir dry powder and improve stirring effect, as shown in fig. 1 and fig. 2, an opening and closing cover 2 is hinged at a feed inlet at the top end of a stirring box 1, a stirring shaft 3 is arranged in an inner cavity of the stirring box 1, a stirring motor 18 is fixedly connected to the inner bottom wall of a support box 14 through a bolt, an output shaft of the stirring motor 18 is in transmission connection with the stirring shaft 3 through a coupler, through holes for the stirring shaft 3 to pass through are formed in the stirring box 1, the support box 14 and an inclined plate 20, a bearing for assisting the rotation of the stirring shaft 3 is embedded in the inner wall of the through hole, the top end of the stirring shaft 3 is in rotation connection with the inner top wall of the stirring box 1 through another bearing, a plurality of stirring groups distributed in an annular array are welded on the outer wall of the stirring shaft 3, each stirring group is composed of a plurality of stirring plates 4 arranged side by side, the stirring plates 4 of the plurality of stirring groups are staggered up and down, a vertical plate 5 is welded on the side surface of one stirring group, the side of the vertical plate 5 is in contact with the inner wall of the stirring box 1 in a fitting manner.

In order to screen the dry powder after the stirring, and supplementary screening qualified dry powder is discharged, as shown in fig. 1 and fig. 2, the inner wall of agitator tank 1 is connected with screening net 6, the outer wall of (mixing) shaft 3 has still been welded and has been prevented stifled board 19, there is the anti-blocking brush bottom through the screw connection of preventing stifled board 19, the bottom of preventing the anti-blocking brush contacts with the top of screening net 6, the inside diapire welding of agitator tank 1 has swash plate 20, the side welding of agitator tank 1 has the unloading pipeline 21 of control valve, and agitator tank 1 sets up the unloading logical groove with unloading pipeline 21 intercommunication.

In order to prevent dust emission during stirring and reduce loss during dry powder stirring, as shown in fig. 1, 2 and 3, a protective hopper 7 is welded on the inner top wall of a stirring box 1, the inner wall of the protective hopper 7 is connected with a first protective net 8 through screws, a protective box 9 is welded on the top end of the stirring box 1, a channel communicated with the protective box 9 is arranged at the top end of the stirring box 1, two symmetrically arranged second protective nets 10 are connected on the inner wall of the protective box 9 through screws, the bottom ends of the two second protective nets 10 are both connected with an arc-shaped plate 11 through screws, baffles 12 are connected between the two second protective nets 10 and the inner wall of the protective box 9 through screws, and collecting cloth bags 13 are detachably connected on both side surfaces of the protective box 9, the preferred buckle of connection mode can dismantle, but is not limited to the buckle, and the gas vent that communicates with collection sack 13 is all seted up to the both sides face of guard box 9.

In order to facilitate moving the whole body and ensure the stability during integral stirring, as shown in fig. 1 and fig. 2, the bottom end of the stirring box 1 is connected with a moving support structure, the moving support assembly comprises a support box 14 welded at the bottom end of the stirring box 1, a support foot 15 welded at the bottom end of the support box 14 and a moving wheel 16 arranged in the inner cavity of the support box 14, the inner top wall of the support box 14 is fixedly connected with a telescopic column 17 through a connecting piece, the bottom end of the telescopic column 17 is welded with a connecting seat of the moving wheel 16, and the bottom end of the support box 14 is provided with a through hole for the telescopic column 17 and the moving wheel 16 to pass through; in order to facilitate subsequent maintenance and cleaning, the side surfaces of the stirring box 1 and the supporting box 14 are hinged with maintenance doors 22, and the other side surface of the protective box 9 is hinged with a cleaning door 23.

The working principle of the dry powder stirring device is that when the dry powder stirring device is used, the telescopic column 17 is adjusted to drive the moving wheel 16 to move downwards until the moving wheel 16 is in contact with the ground and the supporting leg 15 is emptied, the whole body is moved to a corresponding operating point through the moving wheel 16, then the telescopic column 17 is adjusted again to drive the moving wheel 16 to move upwards to restore to the initial position, and at the moment, the supporting leg 15 is in supporting contact with the ground; then opening the opening and closing cover 2 to pour the dry powder to be processed into the stirring box 1, closing the opening and closing cover 2, opening the stirring motor 18, driving the stirring shaft 3 to rotate by the stirring motor 18, further enabling the stirring plate 4 to rotate to stir the dry powder, enabling the dry powder after qualified stirring to fall onto the inclined plate 20 after passing through the screening net 6, and finally discharging the dry powder out of the stirring box 1 through the falling pipeline 21; in the stirring process, the anti-blocking plate 19, the vertical plate 5 and the stirring shaft 3 keep synchronous rotation, the anti-blocking plate 19 rotates to enable the anti-blocking brush to clean the screening net 6, and the vertical plate 5 rotates to clean dry powder adhered to the inner wall of the stirring box 1; the condition that the raise dust appears in some dry powders in the stirring process, and the protection network 8 can intercept most dry powder particles and make it fall back into agitator tank 1, and few dry powder particles pass protection network 8 and get into protection box 9, and then protection network two 10 can intercept some dry powder particles again, and the dry powder particle part that is intercepted can fall into arc 11, and a small amount of dry powder particles that pass protection network two 10 can get into and collect in the sack 13.

Finally, it should be noted that: the foregoing is merely a preferred embodiment of the present invention and is not intended to limit the scope of the invention.

Claims (7)

1. The utility model provides a dry powder agitating unit, includes that the feed inlet department on agitator tank (1) and agitator tank (1) top installs open and shut and cover (2), its characterized in that: a stirring shaft (3) is arranged in an inner cavity of the stirring box (1), the outer wall of the stirring shaft (3) is connected with a plurality of groups of stirring groups distributed in an annular array, each stirring group is composed of a plurality of stirring plates (4) arranged in parallel, the stirring plates (4) of the plurality of groups of stirring groups are arranged in a vertically staggered manner, the side surface of one group of stirring groups is connected with a vertical plate (5), and the inner wall of the stirring box (1) is connected with a screening net (6);

the inside roof of agitator tank (1) is connected with protection fill (7), the inner wall connection that protection was fought (7) has protection network (8), the top of agitator tank (1) is connected with protective housing (9), the passageway with protective housing (9) intercommunication is seted up on the top of agitator tank (1), the bottom of agitator tank (1) is connected with removes bearing structure.

2. A dry powder agitation device according to claim 1 wherein: the inner wall of the protection box (9) is connected with two symmetrically arranged protection nets (10), the bottom ends of the two protection nets (10) are connected with arc-shaped plates (11), baffles (12) are connected between the two protection nets (10) and the inner wall of the protection box (9), and collecting cloth bags (13) are detachably connected to the two side faces of the protection box (9).

3. A dry powder agitation device according to claim 2 wherein: remove supporting component including connecting supporting box (14) in agitator tank (1) bottom, connecting at supporting legs (15) of supporting box (14) bottom and setting up removal wheel (16) at supporting box (14) inner chamber, the inside roof of supporting box (14) is connected with flexible post (17), the bottom of flexible post (17) is connected with the connecting seat that removes wheel (16).

4. A dry powder agitation device according to claim 3 wherein: the inside diapire of supporting box (14) is connected with agitator motor (18), the output shaft and (mixing) shaft (3) transmission of agitator motor (18) are connected.

5. A dry powder agitation apparatus according to claim 4 wherein: the outer wall of (mixing) shaft (3) still is connected with prevents stifled board (19), the bottom of preventing stifled board (19) is connected with prevents stifled brush.

6. A dry powder agitation apparatus according to claim 5 wherein: the inside diapire of agitator tank (1) is connected with swash plate (20), the side of agitator tank (1) is connected with unloading pipeline (21).

7. A dry powder agitation device according to claim 6 wherein: maintenance door (22) are all installed to the side of agitator tank (1) and supporting box (14), clean door (23) are installed to the another side-mounting of guard box (9).

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