CN214106748U

CN214106748U - Powder stirrer

Info

Publication number: CN214106748U
Application number: CN202022937418.9U
Authority: CN
Inventors: 黄忠军; 李劲文
Original assignee: Foshan Rhino Fine Chemical Co ltd
Current assignee: Foshan Rhino Fine Chemical Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-09-03
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a powder stirrer, which belongs to the technical field of powder stirring and mixing equipment and comprises a premixing device and a stirring box, wherein the premixing device is arranged above the stirring box, the premixing device comprises a premixing box and a plurality of groups of premixing blades, a discharge hole at the bottom of the premixing box is communicated with a feed inlet of the stirring box, the plurality of groups of premixing blades are rotationally arranged in the premixing box through a shaft center shaft, the shaft center shaft is connected with the driving motor in a transmission way, the inner shaft and the outer shaft of the shaft center shaft are both in key connection with the premixing paddle blades, the rotating directions of the inner shaft and the outer shaft of the shaft center shaft are opposite, a plurality of charging buckets are circumferentially arrayed above the premixing box, the top of the premixing box is communicated with a feeding port of the charging bucket through a feeding port, the top of the premixing box is provided with a movable sealing plate for sealing the premixing box, through increasing and premixing, the stirring time required for the powder stirrer to reach the same stirring uniformity is shortened, and the stirring efficiency is improved.

Description

Powder stirrer

Technical Field

The utility model relates to a powder stirring mixing apparatus technical field, in particular to powder mixer.

Background

Among the prior art, when mixing the configuration to chemical powder, all topple over the powder of all components in the agitator tank back mostly, rethread stirring paddle stirs the powder in the agitator tank and mixes, forms the powder, adopts this kind of mixed mode, because when toppling over the powder, the powder of the same component is piled up in same department, needs long-time stirring just can be abundant mix all components, and stirring efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects existing in the prior art, the utility model provides a powder stirrer.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a powder stirrer, includes premixing device and agitator tank, premixing device sets up in the agitator tank top, and premixing device includes premixing tank and multiunit premixing paddle, and the discharge gate of premixing tank bottom communicates with the feed inlet of agitator tank, and multiunit premixing paddle rotates through axle in the premixing tank to the axle is connected with driving motor transmission, and the epaxial interior axle of axle and outer equal key-type connection of axle have premixing paddle, and the rotation direction of the epaxial interior axle of axle and outer axle is opposite, premixing tank top circumference array is equipped with a plurality of buckets, and premixing tank top communicates with the dog-house of bucket through the feed inlet, and premixing tank top is equipped with the movable shrouding that is used for sealing premixing tank.

Preferably, the premixing paddle comprises a plurality of groups of circumferentially arrayed distributing blades, the distributing blades are strip-shaped blades, and a triangular gap exists between projections of two adjacent groups of distributing blades in the vertical direction.

Preferably, the distributing blades of two groups of premixing blades adjacent up and down are mutually staggered in the vertical direction.

Preferably, the length of a side line of the triangular gap far away from the axle center of the premixing paddle is not less than the width of the distributing blade.

Preferably, an annular positioning boss is arranged on the outer side of the feed inlet at the top of the premixing box, a positioning convex ring matched with the annular positioning boss is arranged at the bottom of the charging bucket, a chamfer is arranged on the outer side of the bottom of the positioning convex ring, and the positioning convex ring is movably embedded with the annular positioning boss.

Preferably, the charging barrel is provided with a knife valve gate for movably sealing the feeding port, the side edge of the charging barrel is provided with a slot, the knife valve gate is movably inserted into the slot, the front end of the knife valve gate movably seals the feeding port, and the tail end of the knife valve gate is provided with a push-pull handle.

The utility model has the advantages that:

1. by adding premixing, the stirring time required by the powder stirrer to achieve the same stirring uniformity is shortened, and the stirring efficiency is improved;

2. the feeding mode is changed, the generation of flying dust in the feeding process is reduced, and continuous feeding can be realized.

Drawings

FIG. 1 is a schematic partial cross-sectional view of an embodiment of the present invention;

FIG. 2 is a perspective view of a premix tank in an embodiment of the present invention;

fig. 3 is a perspective view of the assembled state of the premixing blades in the embodiment of the present invention;

fig. 4 is a perspective view of a premixing paddle blade in an embodiment of the present invention;

fig. 5 is a top view of a premixing paddle blade in an embodiment of the present invention;

fig. 6 is a perspective view of the charging basket according to the embodiment of the present invention.

In the figure, 10, a stirring box, 20, a premixing box, 21, an annular positioning boss, 22, a premixing paddle, 23, a distributing blade, 24, a triangular gap, 30, a charging bucket, 31, a feeding port, 32, a movable sealing plate, 33, a positioning convex ring, 34, a chamfer, 35, a knife valve flashboard, 36 and a push-pull handle.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in the accompanying drawings 1-6, the utility model provides a powder stirrer, which comprises a premixing device and a stirring box 10, wherein the premixing device is arranged above the stirring box 10, the premixing device comprises a premixing box 20 and four groups of premixing blades 22, a discharge port at the bottom of the premixing box 20 is communicated with a feed inlet of the stirring box 10, the four groups of premixing blades 22 are rotatably arranged in the premixing box 20 through a shaft center shaft, the shaft center shaft is in transmission connection with a driving motor, two groups of premixing blades 22 are respectively connected with an inner shaft and an outer shaft of the shaft center shaft in a key way, the rotation directions of the inner shaft and the outer shaft of the shaft center shaft are opposite, the two groups of premixing blades 22 on the inner shaft and the outer shaft are respectively driven to rotate in opposite directions through the driving motor, four groups of material barrels 30 used for storing different component powder are circumferentially arranged above the premixing box 20, the material barrels 30 are detachably arranged on the premixing box 20, the top of the premixing box 20 is communicated with a feed inlet 31 of the material barrel 30 through the feed inlet, the top of the premix tank 20 is provided with a movable closure plate 32 for closing the top opening of the premix tank 20.

Specifically, the powder materials with different components are respectively loaded into different charging barrels 30, wherein after the powder materials are loaded into the charging barrels 30, the bucket 30 is then erected on the premix tank 20, or when the bucket 30 is erected on the premix tank 20, the charging barrel 30 is charged, the existing powder stirrer can only perform the next stirring charging after the stirring and mixing of all the powder are completed and the powder is discharged, when the first mode is adopted for charging the powder, a plurality of groups of charging barrels 30 can be configured, continuous charging can be realized without waiting by alternately replacing the charging barrels 30 for charging, and dust is not easy to raise due to small fall when charging the charging barrels 30, when the charging bucket 30 is used for charging, because the movable sealing plate 32 at the top of the charging bucket 30 is in a closed state, dust in the premixing box 20 is not easy to escape, and the generation of dust in the charging process is reduced; after the feeding port 31 of the charging bucket 30 is opened, the powder in different charging buckets 30 falls into the premixing box 20 from the feeding port at the top of the premixing box 20, the powder with the same component is transversely pushed to be mutually dispersed by the premixing paddle 22 and is preliminarily mixed with the powder of other components, the powder of different components continuously collides and is mixed in the falling process, the premixing paddle 22 which rotates reversely is arranged to further improve the premixing uniformity, after the premixing is finished, the powder enters the stirring box 10 to be further stirred and mixed, and after the final stirring and mixing are finished, the discharging and bagging are carried out.

Further, the premixing paddle 22 includes a plurality of sets of circumferentially arrayed distributing blades 23, the distributing blades 23 are strip-shaped blades, a triangular gap 24 exists between the projections of two adjacent sets of distributing blades 23 in the vertical direction, the distributing blades 23 of two adjacent sets of premixing paddles 22 are mutually staggered in the vertical direction, that is, the distributing blades 23 of the premixing paddles 22 located above are respectively opposite to the triangular gap 24 of the premixing paddles 22 located below, the length of the side line of the triangular gap 24 far away from the axle center of the premixing paddle 22 is not less than the width of the distributing blades 23, during the rotation of the premixing paddle 22, the powder is pushed by the distributing blades 23 alternately and transversely dispersed, because the triangular gap 24 is formed by the two adjacent sets of distributing blades 23, the powder can fall from the triangular gap 24, and then the powder is pushed by the distributing blades 23 of the next set of premixing paddle 22 and transversely dispersed, thereby achieving better premixing uniformity.

Further, an annular positioning boss 21 is arranged on the outer side of the feeding hole at the top of the premixing box 20, a positioning convex ring 33 matched with the annular positioning boss 21 is arranged at the bottom of the charging bucket 30, a chamfer 34 is arranged on the outer side of the bottom of the positioning convex ring 33, the positioning convex ring 33 is movably embedded with the annular positioning boss 21, when the charging bucket 30 is replaced, quick positioning can be carried out through the positioning convex ring and the annular positioning boss 21, a knife valve flashboard 35 used for movably sealing the charging port 31 is arranged on the charging bucket 30, a slot knife valve flashboard 35 is movably inserted into the slot on the side edge of the charging bucket 30, the charging port 31 is movably sealed at the front end of the knife valve flashboard 35, a push-pull handle 36 is arranged at the tail end of the knife valve flashboard 35, and the push-pull handle 36 is pushed to drive the knife valve flashboard 35 to open or close the charging port 31 of the charging bucket 30.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. A powder stirrer is characterized in that: the premixing device is arranged above the stirring box (10) and comprises a premixing device and a stirring box (10), wherein the premixing device comprises a premixing box (20) and a plurality of groups of premixing blades (22), a discharge hole in the bottom of the premixing box (20) is communicated with a feed inlet of the stirring box (10), the plurality of groups of premixing blades (22) are rotatably arranged in the premixing box (20) through a shaft middle shaft, the shaft middle shaft is in transmission connection with a driving motor, an inner shaft and an outer shaft of the shaft middle shaft are all in key connection with the premixing blades (22), the rotating directions of the inner shaft and the outer shaft of the shaft middle shaft are opposite, a plurality of material barrels (30) are circumferentially arranged above the premixing box (20) in an array mode, the top of the premixing box (20) is communicated with a feed inlet (31) of the material barrels (30) through the feed inlet, and a movable sealing plate (32) used for sealing the premixing box (20) is arranged at the top of the premixing box (20).

2. The powder blender as recited in claim 1, wherein: the premixing paddle (22) comprises a plurality of groups of circumferentially arrayed distributing blades (23), the distributing blades (23) are strip-shaped blades, and triangular gaps (24) exist between projections of two adjacent groups of distributing blades (23) in the vertical direction.

3. The powder blender as recited in claim 2, wherein: the distributing blades (23) of two groups of premixing blades (22) which are adjacent up and down are staggered with each other in the vertical direction.

4. The powder blender as recited in claim 2, wherein: the length of a side line of the triangular gap (24) far away from the axle center of the premixing paddle (22) is not less than the width of the distributing blade (23).

5. The powder blender as recited in claim 1, wherein: an annular positioning boss (21) is arranged on the outer side of a feed inlet at the top of the premixing box (20), a positioning convex ring (33) matched with the annular positioning boss (21) is arranged at the bottom of the charging bucket (30), a chamfer (34) is arranged on the outer side of the bottom of the positioning convex ring (33), and the positioning convex ring (33) is movably embedded with the annular positioning boss (21).

6. The powder blender as recited in claim 5, wherein: the material barrel (30) is provided with a knife valve gate plate (35) used for movably sealing the feeding port (31), the side edge of the material barrel (30) is provided with a slot, the knife valve gate plate (35) is movably inserted into the slot, the front end of the knife valve gate plate (35) movably seals the feeding port (31), and the tail end of the knife valve gate plate (35) is provided with a push-pull handle (36).