CN221310402U - Multi-shaft bidirectional stirrer for powder - Google Patents

Abstract

The utility model discloses a multi-shaft bidirectional stirrer for powder, which comprises: the agitator, the agitator is the open-top setting, the top of agitator is equipped with the top cap that is used for sealed agitator, a plurality of circulation bucket is installed along circumference to the outer wall of agitator, the outer wall of top cap is equipped with a plurality of shell along circumference equidistance, and a plurality of shell is corresponding with a plurality of circulation bucket. This multiaxis bidirectional mixer for powder can realize multiaxis bidirectional mixing in-service use, can guarantee that the stirring direction of inner circle and outer lane is opposite, not only avoids forming the vortex and can also accelerate mixing, in addition can also the material of agitator inner chamber bottom upwards circulate, and then realize the flow mixing of material upper and lower direction, improve stirring efficiency, can also open the top cap automatically and be convenient for throw the material to the agitator inner chamber to can guarantee that the top cap position is accurate, avoid drive part and puddler to break away from the dislocation.

Description

Multi-shaft bidirectional stirrer for powder

Technical Field

The utility model relates to the technical field of mixers, in particular to a multi-shaft bidirectional mixer for powder.

Background

The stirrer is equipment required by mixing materials, is widely applied to industries such as coating, medicine, building materials, chemical industry, pigment, resin, food, scientific research and the like, can be made of materials such as carbon steel, stainless steel and the like according to the technological requirements of user products, is provided with heating and cooling devices so as to meet different technological and production requirements, and has the advantages of jacket electric heating and coil heating in a heating mode, and has the characteristics of reasonable structural design, advanced technology, durability, simplicity in operation, convenience in use and the like, thus being ideal chemical equipment with less investment, quick production and high benefit; wherein the powder material is a common category in blender applications; however, the stirrer used at present adopts a mode that the horizontal plane of the stirring paddle rotates unidirectionally to stir, and because the acting force among particles of powder materials is large and the material fluidity is poor, the traditional stirring mode is difficult to ensure that the powder materials are fully mixed, in addition, the horizontal stirring mode only enables the horizontal materials to be mixed in a short time, and after the additives are added from the top end of a material pile, the comprehensive mixing of the materials in the upper and lower directions is difficult to be realized quickly.

Disclosure of utility model

The utility model aims to provide a multi-shaft bidirectional stirrer for powder, which solves the problem that the stirring paddle provided in the background art is difficult to ensure the rapid and full mixing of powder materials in the up-down direction by unidirectional rotation of the horizontal plane.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multi-axis bi-directional mixer for powder, comprising: the agitator, the agitator is the open-top setting, the top of agitator is equipped with the top cap that is used for sealed agitator, a plurality of circulation bucket is installed along circumference to the outer wall of agitator, the outer wall of top cap is equipped with a plurality of shell along circumference equidistance, and a plurality of shell is corresponding with a plurality of circulation bucket, the inner chamber bottom and the top of circulation bucket respectively through circulation discharge gate and circulation feed back mouth with the inner chamber intercommunication of agitator, promote circulation portion is installed to the inner chamber of circulation bucket for with the material circulation to the inner chamber top of agitator inner chamber bottom.

The lifting circulation part is a lifting screw rod, the bottom end of the lifting screw rod is rotatably arranged at the bottom end of the inner cavity of the circulation barrel, and the top end of the lifting screw rod extends out of the top end of the circulation barrel.

Preferably, the center and circumference of the bottom end of the inner cavity of the stirring barrel are provided with one ends of a plurality of rotatable stirring rods, and the top ends of the stirring rods are connected with the bottom end of the top cover.

Preferably, the top end of the top cover is provided with a first motor, the output end of the first motor extends into the inner cavity of the top cover, and the inner cavities of the top cover and the shell are provided with a driving mechanism for driving a plurality of lifting screws and a plurality of stirring rods to rotate respectively.

Preferably, the driving mechanism includes:

The top end of the first gear is connected with the output end of the first motor through a coupler, a plurality of second gears are installed in the inner cavity of the top cover in a circumferential equidistant rotation mode, the second gears are meshed with the first gears, a third gear is installed in the inner cavity of the shell in a rotation mode, and the third gear is meshed with the second gears.

Preferably, the bottom of first gear and a plurality of second gear is connected with the top of a plurality of puddler through the keyway subassembly respectively, the bottom of third gear is connected with the top of promotion screw rod through the keyway subassembly.

Preferably, the key groove assembly includes:

The spline comprises a key groove and a spline, wherein the spline is slidably inserted into an inner cavity of the key groove, the cross section shapes of the inner cavity of the key groove and the outer wall of the spline are polygonal, and the inner cavity of the key groove and the cross section shape of the outer wall of the spline are matched.

Preferably, a discharging pipe is arranged at the bottom end of the outer wall of the stirring barrel.

Preferably, the support is installed in the outside of agitator, two rotatable lead screws are installed to the inboard symmetry of support, and extend from the top of lead screw the top of support, two extension boards are installed to the outer wall symmetry of top cap, and extension board spiro union in the outer wall of lead screw, the top of support is provided with the drive portion that drives two lead screws synchronous revolution.

Preferably, the transmission part includes:

The second motor, the bull stick is installed on the top of support, the outer wall interference fit of bull stick has two first conical gear, two the lead screw extends the one end on support top and installs second conical gear respectively, two second conical gear respectively with two first conical gear intermeshing.

Preferably, universal wheels are respectively arranged at four corners of the bottom end of the support.

Compared with the prior art, the utility model has the beneficial effects that: this multiaxis bidirectional mixer for powder orders about first gear through first motor and rotates, and then make each second gear and first gear synchronous and the opposite rotation, puddler that links to each other with first gear and puddler that links to each other with the second gear can begin to rotate the stirring, and guarantee that inner circle stirring direction is opposite with the outer lane, thereby make agitator inner chamber material flash mixing, each second gear drives the rotation of third gear respectively simultaneously, then make each promotion screw rotate respectively, after the material of agitator inner chamber bottom gets into the inner chamber of promotion screw through the circulation discharge gate, can upwards promote and get back to the top of agitator from the circulation feed back mouth, and then realize upper and lower direction material intensive mixing, order about second conical gear and lead screw rotation through the second motor, thereby make the top cap rise, this process can avoid agitator and top cap complete separation through keyway and spline cooperation, thereby guarantee that the top cap resets back position is accurate, can also be realized that the stirring direction is opposite with the outer lane can only to guarantee that the inner circle can also form the automatic vortex to mix, can also realize that the top cap can also be convenient for mix the top cap to mix with the top cap, can also be guaranteed the accurate rotation top cap top rotation speed up, can be guaranteed to mix the top cap rotation down, moreover, can be guaranteed to mix the top cap top-down, and mix material can be convenient to flow.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic structural view of a first gear according to the present utility model.

Fig. 3 is a bottom view of the spline of the present utility model.

Fig. 4 is a top view of a third gear of the present utility model.

Fig. 5 is a schematic structural view of the spline of the present utility model.

Fig. 6 is a front view of the lifting screw of the present utility model.

In the figure: 1. the stirring barrel, 2, the circulating barrel, 3, the top cover, 4, the shell, 5, a first motor, 6, a first gear, 7, a second gear, 8, a third gear, 9, a stirring rod, 10, a lifting screw, 11, a key slot, 12, a spline, 13, a circulating discharge hole, 14, a circulating feed back hole, 15, a discharging pipe, 16, a bracket, 17, a screw rod, 18, an extension plate, 19, a second motor, 20, a rotating rod, 21, a first conical gear, 22, a second conical gear, 23 and a universal wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical scheme of a multi-shaft bidirectional mixer for powder: a multi-axis bi-directional mixer for powder, comprising: the agitator 1, agitator 1 is the open-top setting, agitator 1's top is equipped with the top cap 3 that is used for sealed agitator 1, the blowing pipe 15 is installed to agitator 1's outer wall bottom, can carry out the blowing to agitator 1 inner chamber's material through blowing pipe 15, the outer wall of blowing pipe 15 can set up electric valve simultaneously, thereby whether the passageway of blowing pipe 15 is unblocked according to demand control, agitator 1's inner chamber bottom center and circumference are equipped with the one end of a plurality of rotatable puddler 9, and puddler 9's top links to each other with top cap 3's bottom, when a plurality of puddler 9 rotates, can stir the powder class material that agitator 1 inner chamber was placed and mix, just need before the use all throw into agitator 1's inner chamber with all the material that needs to mix can, agitator 1's outer wall is installed a plurality of circulation bucket 2 along circumference, circulation bucket 2's inner chamber bottom and top are respectively through circulation discharge gate 13 and circulation feed back opening 14 and agitator 1's inner chamber intercommunication, circulation portion is installed to circulation bucket 2's inner chamber for with agitator 1 inner chamber bottom 1 inner chamber circulation bucket 1 to the inner chamber top, the material circulation bucket 1 can be carried out the circulation feed back through circulation opening 13 and the inner chamber that the circulation feed back 1, the circulation portion that the material that the circulation 1 is realized through the circulation opening 1, the inner chamber that the circulation feed back 1 is realized.

In the above scheme, promote circulation portion for promoting screw rod 10, promote screw rod 10's bottom rotatable install in circulation barrel 2's inner chamber bottom, and the top that promotes screw rod 10 extends circulation barrel 2's top, can upwards promote the material of circulation barrel 2 inner chamber when promoting screw rod 10 rotates, finally get back to stirring barrel 1 inner chamber top through circulation feed back mouth 14, and the highest point of the material of stirring barrel 1 inner chamber loading does not surpass the plane at circulation feed back mouth 14 place when using, avoids the material to reversely gush into circulation barrel 2's inner chamber through circulation feed back mouth 14.

As a preferred scheme, still further, the outer wall of top cap 3 is equipped with a plurality of shell 4 along circumference equidistance, and a plurality of shell 4 is corresponding with a plurality of circulation bucket 2, and first motor 5 is installed on the top of top cap 3, and the output of first motor 5 extends into the inner chamber of top cap 3, and the inner chamber of top cap 3 and shell 4 is equipped with the respective pivoted actuating mechanism of drive a plurality of lifting screw 10 and a plurality of puddler 9.

Wherein, actuating mechanism includes: the first gear 6, the top of first gear 6 links to each other with the output of first motor 5 through the shaft coupling, the inner chamber of top cap 3 rotates along circumference equidistance and installs a plurality of second gear 7, and second gear 7 and first gear 6 intermeshing, the inner chamber of shell 4 rotates and installs third gear 8, and third gear 8 and second gear 7 intermeshing, open first motor 5 can drive first gear 6 rotation to make each second gear 7 synchronous and opposite rotation, simultaneously, utilize the rotation of each second gear 7 can drive third gear 8 rotation.

In the above-mentioned scheme, the bottom of first gear 6 and a plurality of second gear 7 is connected with the top of a plurality of puddler 9 respectively, and the bottom of third gear 8 is connected with the top of promotion screw rod 10, can guarantee that a plurality of puddler 9 begins rotatory in step, realizes stirring mixing to guarantee that the rotation direction of puddler 9 that is located the center is opposite with the rotation direction of outer lane puddler 9, avoids the formation of vortex, accelerates the mixing simultaneously, promotes screw rod 10 and puddler 9 synchronous revolution simultaneously, carries out the circulation promotion when guaranteeing to mix, guarantees the mixing of upper and lower direction, improves mixing efficiency.

As a preferred scheme, still further, support 16 is installed in the outside of agitator 1, universal wheel 23 is installed respectively in the bottom four corners of support 16, can be convenient for remove support 16, lock universal wheel 23 simultaneously and enable support 16 static, two rotatable lead screws 17 are installed to the inboard symmetry of support 16, and the top of lead screw 17 extends the top of support 16, two extension boards 18 are installed to the outer wall symmetry of top cap 3, and extension board 18 spiro union is in the outer wall of lead screw 17, when two extension boards 18 begin rotatory simultaneously, can drive extension board 18 and go up and down along the outer wall of lead screw 17, the top of support 16 is provided with the transmission portion of driving two lead screws 17 synchronous revolution.

Wherein, the drive portion includes: the second motor 19, the bull stick 20 is installed on the top of support 16, the outer wall interference fit of bull stick 20 has two first conical gear 21, open the second motor 19 and can drive bull stick 20 rotation to make two first conical gear 21 follow the rotation, the second conical gear 22 is installed respectively to the one end that two lead screws 17 extended the top of support 16, two second conical gear 22 intermesh with two first conical gear 21 respectively, can drive second conical gear 22 rotation when first conical gear 21 rotates, thereby make lead screw 17 synchronous revolution.

In the above scheme, the driving mechanism can be separated from the stirring rod 9 and the lifting screw rod 10 respectively after the top cover 3 is lifted, if external force interference occurs in the process of separating the top cover 3 from the stirring barrel 1, the driving mechanism is difficult to accurately associate with the stirring rod 9 and the lifting screw rod 10 again after the top cover 3 is reset, so that the restarting of the stirring rod 9 and the lifting screw rod 10 is affected, and for this purpose, the following scheme is proposed: the bottom of first gear 6 and a plurality of second gear 7 is connected with the top of a plurality of puddler 9 through the keyway subassembly respectively, and the bottom of third gear 8 is connected with the top of lifting screw 10 through the keyway subassembly, and wherein, the keyway subassembly includes: keyway 11 and spline 12, and spline 12 slip grafting in the inner chamber of keyway 11, the cross-sectional shape of keyway 11 inner chamber and spline 12 outer wall is the polygon setting, and the two looks adaptation, spline 12 can slide from top to bottom at the inner chamber of keyway 11, the polygon setting can avoid the two relative rotation simultaneously, upward removal as top cap 3, utilize the cooperation of keyway 11 and spline 12 can avoid actuating mechanism and puddler 9 and promotion screw rod 10 to break away from completely, the top cap 3 back position that resets still is accurate, can utilize actuating mechanism to drive puddler 9 and promotion screw rod 10 again and rotate, the length of spline 12 satisfies the lift scope of top cap 3 simultaneously, the outer wall bottom of spline 12 still is embedded in the inner chamber of keyway 11 when guaranteeing that top cap 3 removes to the highest department, avoid the mutual separation.

The detailed connection means is known in the art, all the electric components in the case are connected with the power supply matched with the electric components through wires by the person skilled in the art, and a proper controller is selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence of the electric components.

When in use, the materials to be stirred and mixed are put into the inner cavity of the stirring barrel 1, the second motor 19 is started to drive the rotary rod 20 to drive the two first bevel gears 21 to synchronously rotate, so that the two second bevel gears 22 respectively rotate, the screw rod 17 synchronously rotates, the top cover 3 can move downwards by the screw connection of the extension plate 18 and the screw rod 17, the plurality of splines 12 slide towards the bottom end of the inner cavity of the key groove 11 until the top cover 3 is completely attached to the top end of the stirring barrel 1, the first motor 5 is started to drive the first gears 6 to rotate, so that the second gears 7 synchronously and reversely rotate, the stirring rod 9 connected with the first gears 6 starts to rotate, and the stirring rod 9 connected with the second gears 7 synchronously and reversely rotates, so that the materials in the inner cavity of the stirring barrel 1 can be fully mixed, because the inner and outer rings stir opposite in direction, can avoid forming the vortex, and accelerate mixing, simultaneously, each third gear 8 is synchronous rotatory under the drive of each second gear 7, a plurality of lifting screw 10 then can begin rotatory, the material of agitator 1 inner chamber bottom gets into the inner chamber of circulation bucket 2 through circulation discharge gate 13, and upwards move under lifting screw 10, finally get back to the top layer of agitator 1 inner chamber material through circulation feed back mouth 14, realize the mixing of material upper and lower direction then, in actual use, not only can realize the quick homogeneous mixing of material, and avoid the production of vortex, can also realize the circulation mixing of material upper and lower direction, accelerate mixing process, in addition can also make top cap 3 reciprocate automatically, and can guarantee that top cap 3 opens and shuts thickness accurate location.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "center location," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation; meanwhile, unless explicitly specified and limited otherwise, the terms "snap-in," "socket," "weld," "mount," "set," "interference fit," "screw connection," "pin connection," and the like are to be construed broadly, and may be, for example, a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A multi-axis bi-directional mixer for powder, comprising: the stirring barrel (1), stirring barrel (1) is open-ended setting, top end of stirring barrel (1) is equipped with top cap (3) that are used for sealed stirring barrel (1), a plurality of circulation bucket (2) are installed along circumference to the outer wall of stirring barrel (1), a plurality of shell (4) are assembled along circumference equidistance to the outer wall of top cap (3), and a plurality of shell (4) are corresponding with a plurality of circulation bucket (2), inner chamber bottom and top of circulation bucket (2) respectively through circulation discharge gate (13) and circulation feed back mouth (14) with the inner chamber intercommunication of stirring barrel (1), the inner chamber of circulation bucket (2) is installed and is promoted circulation portion for circulate the material of stirring barrel (1) inner chamber bottom to the inner chamber top of stirring barrel (1);

The lifting circulation part is a lifting screw rod (10), the bottom end of the lifting screw rod (10) is rotatably arranged at the bottom end of the inner cavity of the circulation barrel (2), and the top end of the lifting screw rod (10) extends out of the top end of the circulation barrel (2).

2. A multi-shaft bi-directional mixer for powders as set forth in claim 1, wherein: the stirring barrel is characterized in that one end of a plurality of rotatable stirring rods (9) is arranged at the center and the circumference of the bottom end of the inner cavity of the stirring barrel (1), and the top end of each stirring rod (9) is connected with the bottom end of the top cover (3).

3. A multi-shaft bi-directional mixer for powders as set forth in claim 2, wherein: the top of top cap (3) is installed first motor (5), and the output of first motor (5) extends into the inner chamber of top cap (3), the inner chamber of top cap (3) and shell (4) is equipped with the drive mechanism that drives a plurality of lifting screw (10) and a plurality of puddler (9) each pivoted.

4. A multi-shaft bi-directional mixer for powders according to claim 3, wherein: the driving mechanism includes:

The first gear (6), the top of first gear (6) links to each other with the output of first motor (5) through the shaft coupling, the inner chamber of top cap (3) is rotated along circumference equidistance and is installed a plurality of second gear (7), and second gear (7) with first gear (6) intermeshing, third gear (8) are installed in the inner chamber rotation of shell (4), and third gear (8) with second gear (7) intermeshing.

5. A multi-shaft bi-directional mixer for powders as set forth in claim 4, wherein: the bottom of first gear (6) and a plurality of second gear (7) are connected with the top of a plurality of puddler (9) through the keyway subassembly respectively, the bottom of third gear (8) is connected with the top of promotion screw rod (10) through the keyway subassembly.

6. A multi-shaft bi-directional mixer for powders as set forth in claim 5, wherein: the keyway assembly comprises:

keyway (11) and spline (12), and spline (12) slip grafting are in the inner chamber of keyway (11), the cross-sectional shape of keyway (11) inner chamber and spline (12) outer wall is the polygon setting, and both looks adaptations.

7. A multi-shaft bi-directional mixer for powders according to any one of claims 1-6, wherein: a discharge pipe (15) is arranged at the bottom end of the outer wall of the stirring barrel (1).

8. A multi-shaft bi-directional mixer for powders as set forth in claim 1, wherein: the stirring barrel is characterized in that a support (16) is arranged on the outer side of the stirring barrel (1), two rotatable lead screws (17) are symmetrically arranged on the inner side of the support (16), the top ends of the lead screws (17) extend out of the top ends of the support (16), two extension plates (18) are symmetrically arranged on the outer wall of the top cover (3), the extension plates (18) are in threaded connection with the outer wall of the lead screws (17), and transmission parts for driving the two lead screws (17) to rotate synchronously are arranged on the top ends of the support (16).

9. A multi-shaft bi-directional mixer for powders as set forth in claim 8, wherein: the transmission part includes:

The second motor (19), bull stick (20) are installed on the top of support (16), the outer wall interference fit of bull stick (20) has two first conical gear (21), and two the lead screw (17) extend the one end on support (16) top and install second conical gear (22) respectively, two second conical gear (22) respectively with two first conical gear (21) intermeshing.

10. A multi-shaft bi-directional mixer for powders according to claim 8 or 9, characterized in that: universal wheels (23) are respectively arranged at four corners of the bottom end of the bracket (16).