CN214644986U

CN214644986U - Powder mixer

Info

Publication number: CN214644986U
Application number: CN202120697433.2U
Authority: CN
Inventors: 叶锐; 张路; 王林燊; 简帅
Original assignee: Sichuan Longjintai Technology Co ltd
Current assignee: Sichuan Longjintai Technology Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-11-09
Anticipated expiration: 2031-04-06

Abstract

The utility model belongs to the technical field of mixing equipment, especially, relate to powder mixer, the power distribution box comprises a box body, be equipped with hollow structure's (mixing) shaft and the casing that is the tube-shape in the box, be equipped with helical blade outside the casing, the (mixing) shaft upper end passes the box top and is connected with it rotation, the casing cover is located outside the (mixing) shaft, the casing inner wall with be equipped with the connecting plate between the (mixing) shaft outer wall, be equipped with the through-hole on the connecting plate, the (mixing) shaft outer wall equipartition has arranged the orifice, the orifice is located in the inner chamber of casing, the (mixing) shaft bottom is equipped with the shower nozzle, the (mixing) shaft top communicates the air supply, the box top is equipped with charge door and air outlet valve, the box top is equipped with the drive arrangement that is used for driving the axial rotation of (mixing) shaft, the box bottom is equipped with the discharge gate; the utility model discloses the product makes the powder bump each other and series flow, improves mixing homogeneity and mixing efficiency.

Description

Powder mixer

Technical Field

The utility model belongs to the technical field of mixing apparatus, especially, relate to powder blender.

Background

At present, in the production process of plastic products, the materials are required to be mixed, heated, extruded, granulated and cooled, while in the powder mixing process, the final product quality is greatly influenced by the uniform mixing degree.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem and provide powder blender.

The utility model provides an above-mentioned technical problem's technical scheme as follows: powder blender, the power distribution box comprises a box body, be equipped with hollow structure's (mixing) shaft in the box and be the casing of tube-shape, the casing is equipped with helical blade outward, the (mixing) shaft upper end is passed the box top is just rotated with it and is connected, the casing cover is located outside the (mixing) shaft, shells inner wall with be equipped with the connecting plate between the (mixing) shaft outer wall, be equipped with the through-hole on the connecting plate, the orifice has been arranged to (mixing) shaft outer wall equipartition, the orifice is located in the inner chamber of casing, (mixing) shaft bottom is equipped with the shower nozzle, (mixing) shaft top intercommunication air supply, the box top is equipped with charge door and air outlet valve, the box top is equipped with and is used for the drive (mixing) shaft axial pivoted drive arrangement, the bottom half is equipped with the discharge gate.

The utility model has the advantages that: when the utility model is used, a plurality of powders are added into the box body through the feed inlet, the driving device and the air pump are simultaneously opened, the stirring shaft and the shell body rotate at high speed, when the powders fall into the bottom of the box body, the air flow sprayed out by the spray head causes the powders to be disturbed and the powders to be stirred by the stirring blades, and under the driving condition of the rotation of the helical blades, the powders are lifted to the top of the shell body in the mixing process, because the high-speed air flow is formed in the shell body, the pressure difference is formed between the inside of the shell body and the outside of the shell body, the powders enter the shell body from the top of the shell body and are mixed in the mixing cavity, the powders in the mixing cavity are mutually series-flowed by the through holes on the connecting plate, the mixing efficiency is improved, meanwhile, the powders flow along with the air flow to the lower part of the shell body, part of the powders are sprayed out from the through holes under the effects of centrifugal force and the air flow, the powders fall into the lower part of the shell body and the bottom of the box body, and then the process is repeated, the circulation makes the powder materials mutually collide and flow in series, and improves the mixing uniformity and the mixing efficiency.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the connecting plates are three, extend along the radial direction of the stirring shaft, and a mixing cavity is formed between each connecting plate and the stirring shaft and between each connecting plate and the shell.

Furthermore, a nozzle is arranged at the position of the spray hole and faces the bottom end of the stirring shaft.

Furthermore, the outer wall of the shell is provided with through holes.

Further, the lower end part of the stirring shaft is provided with stirring blades.

Drawings

FIG. 1 is a schematic view of the product structure of the present invention;

FIG. 2 is a schematic view of the relationship between the shell and the stirring shaft;

fig. 3 is a sectional view of the shell and the stirring shaft.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a box body, 2, a stirring shaft, 3, a shell, 4, helical blades, 5, a connecting plate, 6, a through hole, 7, a spray hole, 8, a spray head, 9, a feed inlet, 10, an air outlet valve, 11, a driving device, 12, a discharge hole, 13, a mixing cavity, 14, a nozzle, 15, a perforation, 16 and stirring blades.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Examples

The powder mixer shown in fig. 1 comprises a box body 1, wherein a stirring shaft 2 with a hollow structure and a cylindrical shell 3 are arranged in the box body 1, stirring blades 16 are arranged at the lower end part of the stirring shaft 2, spiral blades 4 are arranged outside the shell 3, the upper end of the stirring shaft 2 penetrates through the top of the box body 1 and is rotatably connected with the stirring shaft through bearings, the shell 3 is sleeved outside the stirring shaft 2, a connecting plate 5 is arranged between the inner wall of the shell 3 and the outer wall of the stirring shaft 2, through holes 6 are formed in the connecting plate 5, the through holes 6 are communicated with a mixing cavity 13, spray holes 7 are uniformly distributed on the outer wall of the stirring shaft 2, the spray holes 7 are communicated with the inside of the stirring shaft 2, the spray holes 7 are positioned in an inner cavity of the shell 3, a spray head 8 is arranged at the bottom end of the stirring shaft 2, the spray head 8 is communicated with the inside of the stirring shaft 2, and the top end of the stirring shaft 2 is communicated with an air source, high-pressure gas pump or fan is connected with the trachea through sealed bearing at the top of (mixing) shaft 2, 1 top of box is equipped with charge door 9 and air outlet valve 10, and charge door 9 is linked together with box 1's inside, and air outlet valve 10 is linked together through the inside of outlet duct and box 1, and the filter material has been filled in the outlet duct, like filter cloth, filter screen etc., 1 top of box is equipped with and is used for the drive 2 axial pivoted drive arrangement 11 of (mixing) shaft, drive arrangement 11 are the motor, and the motor passes through gear fit and is connected with 2 transmissions of (mixing) shaft, 1 bottom of box is equipped with discharge gate 12, and discharge gate 12 is linked together through the inside of discharging pipe and box 1, is equipped with the discharge valve on the discharging pipe.

As shown in fig. 3, the number of the connecting plates 5 is three, the connecting plates 5 extend along the radial direction of the stirring shaft 2, a mixing cavity 13 is formed between the connecting plates 5 and the stirring shaft 2 as well as between the connecting plates 5 and the shell 3, as shown in fig. 2, a nozzle 14 is arranged at the spray hole 7, the nozzle 14 is arranged towards the bottom end of the stirring shaft 2, a through hole 15 is arranged on the outer wall of the shell 3, and the through hole 15 is communicated with the inside of the shell 3.

When the utility model is used, a plurality of powders are added into the box body through the feed inlet, the driving device and the air pump are simultaneously opened, the stirring shaft and the shell body rotate at high speed, when the powders fall into the bottom of the box body, the air flow sprayed out by the spray head causes the powders to be disturbed and the powders to be stirred by the stirring blades, and under the driving condition of the rotation of the helical blades, the powders are lifted to the top of the shell body in the mixing process, because the high-speed air flow is formed in the shell body, the pressure difference is formed between the inside of the shell body and the outside of the shell body, the powders enter the shell body from the top of the shell body and are mixed in the mixing cavity, the powders in the mixing cavity are mutually series-flowed by the through holes on the connecting plate, the mixing efficiency is improved, meanwhile, the powders flow along with the air flow to the lower part of the shell body, part of the powders are sprayed out from the through holes under the effects of centrifugal force and the air flow, the powders fall into the lower part of the shell body and the bottom of the box body, and then the process is repeated, the circulation makes the powder materials mutually collide and flow in series, and improves the mixing uniformity and the mixing efficiency.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, the term "plurality" means at least two, e.g., two, three, etc., unless explicitly limited otherwise.

It should be noted that if the terms "first", "second", etc. are used in the description and claims of this application and in the above-described drawings, they are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, if the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Furthermore, in this application, the terms "mounted," "disposed," "provided," "connected," "sleeved," and the like should be construed broadly if they are referred to. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The powder mixer is characterized by comprising a box body (1), wherein a hollow stirring shaft (2) and a cylindrical shell (3) are arranged in the box body (1), helical blades (4) are arranged outside the shell (3), the upper end of the stirring shaft (2) penetrates through the top of the box body (1) and is rotatably connected with the top of the box body, the shell (3) is sleeved outside the stirring shaft (2), a connecting plate (5) is arranged between the inner wall of the shell (3) and the outer wall of the stirring shaft (2), through holes (6) are formed in the connecting plate (5), spray holes (7) are uniformly distributed in the outer wall of the stirring shaft (2), the spray holes (7) are positioned in an inner cavity of the shell (3), a spray head (8) is arranged at the bottom end of the stirring shaft (2), the top end of the stirring shaft (2) is communicated with an air source, a feed inlet (9) and an air outlet valve (10) are arranged at the top of the box body (1), the top of the box body (1) is provided with a driving device (11) for driving the stirring shaft (2) to axially rotate, and the bottom of the box body (1) is provided with a discharge hole (12).

2. Powder mixer according to claim 1, wherein there are three connection plates (5), wherein the connection plates (5) extend in the radial direction of the stirring shaft (2), and wherein a mixing chamber (13) is formed between the connection plates (5) and the stirring shaft (2) and the housing (3).

3. The powder mixer according to claim 1, wherein a nozzle (14) is arranged at the nozzle hole (7), and the nozzle (14) is arranged towards the bottom end of the stirring shaft (2).

4. Powder mixer according to claim 1, characterized in that the housing (3) is provided with through-going perforations (15) on its outer wall.

5. The powder mixer according to claim 1, wherein the lower end of the stirring shaft (2) is provided with stirring blades (16).