CN212607590U

CN212607590U - Screw feeder

Info

Publication number: CN212607590U
Application number: CN202021177449.2U
Authority: CN
Inventors: 杨能; 郝俊; 郝涛
Original assignee: Zigong Tongfarong New Materials Co ltd
Current assignee: Zigong Tongfarong New Materials Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-26
Anticipated expiration: 2030-06-23

Abstract

The utility model relates to a spiral feeder, which comprises a feeder shell and a shaftless spiral sheet, wherein the shaftless spiral sheet is arranged inside the feeder shell to convey materials; the upper part of the feeder shell is provided with a hopper, and a material distribution mechanism is arranged in the hopper; the material distributing mechanism comprises a material distributing shaft, and a material distributing sheet is arranged on the material distributing shaft to disperse materials; still install the fan on the feeder shell, be connected with the tuber pipe on the fan, the tuber pipe stretches into in the hopper. The utility model breaks up the materials condensed together due to moisture, and the materials are distributed more evenly in the feeder without material accumulation; the shaftless screw transmission ensures stable and uniform conveying and improves the production efficiency, and materials are not easy to block and stick.

Description

Screw feeder

Technical Field

The utility model relates to a technical field of battery production material, especially screw feeder's technical field.

Background

During the production process of the battery, a large amount of lithium iron phosphate is needed as an electrode raw material of the battery. The equipment used in the industrial preparation process of the lithium iron phosphate material is independent and relates to the transfer of some materials. When the conveying device is used for conveying, the spiral conveying device is used mostly, the spiral conveying device is good in sealing performance, middle charging and discharging are facilitated, the conveying direction can be reversed, the conveying device can convey materials in the opposite direction, and the application range is wide. And lithium iron phosphate is wet material, and wet material is the caking of agglomerating easily, bonds on the pipe wall, and difficult natural blanking can appear stopping up the accumulational condition in the material pipe using ordinary conveying equipment, and ordinary rapping device is also very little to the anti-clogging effect of wet material, often needs artifical supplementary mediation, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a spiral feeder which breaks up the materials condensed together due to moisture, and the materials are distributed more uniformly in the feeder without material accumulation; the shaftless screw transmission ensures stable and uniform conveying and improves the production efficiency, and materials are not easy to block and stick.

The utility model discloses an overcome the problem that prior art exists, provide following technical scheme:

the spiral feeder comprises a feeder shell and a shaftless spiral sheet, wherein the shaftless spiral sheet is arranged in the feeder shell to convey materials;

the upper part of the feeder shell is provided with a hopper, and a material distribution mechanism is arranged in the hopper;

the material distributing mechanism comprises a material distributing shaft, and a material distributing sheet is arranged on the material distributing shaft to disperse materials; still install the fan on the feeder shell, be connected with the tuber pipe on the fan, the tuber pipe stretches into in the hopper.

In the screw feeder disclosed in the present application, optionally, a connecting rod is installed on the feeder housing, and the connecting rod extends into the inside of the feeder housing to be fixedly connected with the shaftless screw.

In the screw feeder disclosed in the application, optionally, one end is opened there is the feed inlet on the feeder shell, and the feed inlet is connected to the hopper bottom, and the feeder shell other end is opened there is the discharge gate, and motor, reducing gear box are installed to the discharge gate end of feeder shell, and the motor is connected with the connecting rod through the reducing gear box.

In the screw feeder disclosed in the present application, optionally, an air outlet is further provided on the feeder housing, and the air outlet is disposed above the discharge port.

In the screw feeder disclosed in the present application, optionally, a filter screen is fixed in the feeder housing, the filter screen being disposed at the air outlet and blocking the air outlet.

In the screw feeder disclosed in the present application, optionally, the material distribution mechanism further includes a material distribution motor, the material distribution motor is disposed outside the hopper, the material distribution motor is connected with the material distribution shaft, and a plurality of material distribution pieces are mounted on the material distribution shaft at intervals.

In the screw feeder disclosed in the present application, optionally, the distribution sheet is disk-shaped, and a plurality of cutting teeth are distributed on the periphery of the distribution sheet.

In the screw feeder disclosed in the present application, optionally, the air duct has a plurality of, and the air duct end is the air intake, the air intake sets up in the hopper and towards the hopper bottom.

The utility model has the advantages that:

the material distributing mechanism can scatter materials condensed together due to humidity, so that lithium iron phosphate is distributed more uniformly in the feeder, and the phenomenon of material accumulation cannot occur; compared with the traditional conveying mode of axial helical blades, the whole steel helical blade with certain flexibility is utilized to push materials, no axial helical transmission is adopted, the materials are not easy to block, the ventilation auxiliary conveying is adopted, the stable continuity of the conveying can be ensured, and the production efficiency is also improved for the subsequent production process.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the external overall structure of a screw feeder;

FIG. 2 is a schematic view of the internal overall structure of a screw feeder;

FIG. 3 is a schematic view of a feed mechanism of the screw feeder;

fig. 4 is a schematic view of a feed tab of a screw feeder.

In the drawings

1-a motor; 2-a reduction gearbox; 21-a connecting rod; 3-feeder housing; 31-a discharge hole; 32-air outlet; 33-a filter screen; 34-a feed inlet; 4-a hopper; 5-a material distributing mechanism; 51-a material separating motor; 52-a distributing shaft; 53-a dispensing sheet; 531-cutting teeth; 6, a fan; 61-air pipe; 62-air inlet; 7-shaftless flight.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience of description and simplification of description, but 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 considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Moreover, the embodiments of the present application may repeat reference numerals or letters in the various examples, which are repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the screw feeder of the present invention includes a feeder housing 3 and a shaftless screw 7, wherein the shaftless screw 7 is installed inside the feeder housing 3 to convey the material; the shaftless spiral piece 7 has strong anti-adhesion and anti-winding performance, has special superiority for conveying wet materials and is not easy to block.

The upper part of the feeder shell 3 is provided with a hopper 4, and a material distribution mechanism 5 is arranged in the hopper 4;

wherein the feeder shell 3 is also provided with a fan 6, the fan 6 is connected with an air pipe 61, and the air pipe 61 extends into the hopper 4.

The feeder shell 3 is provided with a connecting rod 21, and the connecting rod 21 extends into the feeder shell 3 and is fixedly connected with the shaftless spiral sheet 7.

One end of the feeder shell 3 is provided with a feeding hole 34, the bottom of the hopper 4 is connected with the feeding hole 34, the other end of the feeder shell 3 is provided with a discharging hole 31, the end of the discharging hole 31 of the feeder shell 3 is provided with a motor 1 and a reduction gearbox 2, and the motor 1 is connected with the connecting rod 21 through the reduction gearbox 2.

An air outlet 32 is further formed in the feeder housing 3, and the air outlet 32 is arranged above the discharge port 31.

The filter screen 33 is fixed in the feeder housing 3, and the filter screen 33 is arranged at the air outlet 32 and blocks the air outlet 32.

Referring to fig. 3 and 4, in the structure of the material distribution mechanism 5, the material distribution mechanism 5 includes a material distribution shaft 52, and a material distribution sheet 53 is mounted on the material distribution shaft 52 to disperse the material;

the material distributing mechanism 5 further comprises a material distributing motor 51, the material distributing motor 51 is arranged outside the hopper 4, the material distributing motor 51 is connected with a material distributing shaft 52, and a plurality of material distributing sheets 53 are mounted on the material distributing shaft 52 at intervals.

The material distributing sheet 53 is in a disc shape, and a plurality of cutting teeth 531 are distributed on the edge circumference of the material distributing sheet 53. Under the drive of the material distributing motor 51, the plurality of material distributing sheets 53 with the cutting teeth 531 rotate to break up and crush the wet materials at the bottom of the hopper 4, and then the wet materials enter the feeder for conveying.

The structure of tuber pipe blast unit, tuber pipe 61 has a plurality of, and tuber pipe 61 end is air intake 62, air intake 62 sets up in hopper 4 and towards hopper 4 bottom. The air inlets 62 are distributed along the hopper 4 and all blow air towards the inlet opening 34. The direction of the wind is from the fan 6 to the wind inlet 62, the wind is blown from the wind inlet 62 to the feed port 34 in the hopper 4, and the material in the hopper 4 is pushed to enter the feed port 34, so that the material is prevented from being blocked at the feed port 34. Then the air enters the feeder shell 3, the auxiliary shaftless spiral sheet 7 pushes the materials to move forwards, finally the air is discharged from the air outlet 32, the air pressure in the feeder shell 3 is kept uniform, and the filter screen 33 at the air outlet 32 blocks the materials.

The use process comprises the following steps:

shaftless screw conveyance is suitable for conveying viscous, wet, easily-entangled materials, which are fed from the feed inlet 34 and conveyed to be discharged from the discharge outlet. The shaftless spiral sheet 7 forms a forward propelling force, and high-quality conveying of the wet lithium iron phosphate material is completed in a spiral propelling mode. The material distributing mechanism 5 breaks up and breaks caked materials in the hopper 4, the air pipe blows air to prevent the materials from being blocked at the feed inlet 34, the shaftless spiral piece 7 is assisted to push the materials forwards, and wet materials are effectively prevented from being bonded on the spiral blades. Ensure stable and uniform conveying, and is not easy to block and stick materials.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.

Claims

1. Screw feeder, its characterized in that: the screw plate conveyor comprises a feeder shell (3) and a shaftless screw plate (7), wherein the shaftless screw plate (7) is arranged in the feeder shell (3) to convey materials;

the upper part of the feeder shell (3) is provided with a hopper (4), and a material distribution mechanism (5) is arranged in the hopper (4);

the material distributing mechanism (5) comprises a material distributing shaft (52), and a material distributing sheet (53) is arranged on the material distributing shaft (52) to disperse materials; still install fan (6) on feeder shell (3), be connected with tuber pipe (61) on fan (6), tuber pipe (61) stretch into in hopper (4).

2. A screw feeder as in claim 1, wherein: the feeder is characterized in that a connecting rod (21) is installed on the feeder shell (3), and the connecting rod (21) extends into the feeder shell (3) and is fixedly connected with the shaftless spiral sheet (7).

3. A screw feeder as in claim 1, wherein: one end is opened on feeder shell (3) has feed inlet (34), and feed inlet (34) are connected to hopper (4) bottom, and feeder shell (3) other end is opened has discharge gate (31), and motor (1), reducing gear box (2) are installed to discharge gate (31) end of feeder shell (3), and motor (1) is connected with connecting rod (21) through reducing gear box (2).

4. A screw feeder as set forth in claim 3, wherein: an air outlet (32) is further formed in the feeder shell (3), and the air outlet (32) is arranged above the discharge hole (31).

5. The screw feeder of claim 4, wherein: feeder shell (3) internal fixation filter screen (33), filter screen (33) set up in air outlet (32) department, and block air outlet (32).

6. A screw feeder as in claim 1, wherein: the material distribution mechanism (5) further comprises a material distribution motor (51), the material distribution motor (51) is arranged outside the hopper (4), the material distribution motor (51) is connected with a material distribution shaft (52), and a plurality of material distribution sheets (53) are arranged on the material distribution shaft (52) at intervals.

7. The screw feeder of claim 1 or 6, wherein: the material distributing sheet (53) is disc-shaped, and a plurality of cutting teeth (531) are distributed on the periphery of the edge of the material distributing sheet (53).

8. A screw feeder as in claim 1, wherein: the air pipe (61) is provided with a plurality of air inlets (62), the tail end of the air pipe (61) is provided with the air inlet (62), and the air inlet (62) is arranged in the hopper (4) and faces the bottom of the hopper (4).