CN218950041U

CN218950041U - Powder-preventing bridge stock bin

Info

Publication number: CN218950041U
Application number: CN202223431034.5U
Authority: CN
Inventors: 余闯; 张防; 钱清华; 罗世博; 奉飞畅; 刘长威; 陈翔宇
Original assignee: Dangsheng Science And Technology Changzhou New Materials Co ltd
Current assignee: Dangsheng Science And Technology Changzhou New Materials Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-02
Anticipated expiration: 2032-12-21

Abstract

The utility model relates to the technical field of bin cleaning, in particular to a powder-preventing bridge bin which comprises a bin body, wherein a rotating motor is arranged at the outer side of the bin body, a transmission rod is arranged on an output shaft of the rotating motor, and a bridge cleaning device is arranged at the inner side of the bin body; the bridge cleaning device comprises an elastic hinge and an elastic scraping blade, wherein the transmission rod is fixedly connected with a mounting chain body, and the elastic hinge is hinged with the mounting chain body; the elastic hinge comprises movable chain bodies, fixed columns and springs, wherein the movable chain bodies are provided with a plurality of groups, the movable chain bodies are hinged through the fixed columns, the springs are sleeved on the fixed columns, and two ends of each spring are respectively connected with the movable chain bodies on two sides of each fixed column. According to the utility model, the rotating motor drives the bridge cleaning device to rotate, so that the elastic scraping blade is driven to clean or mechanically damage the adhered and blocked powder on the inner wall of the bin body, and the bridge blocking in the discharging process of the bin is effectively prevented.

Description

Powder-preventing bridge stock bin

Technical Field

The utility model relates to the technical field of bin cleaning, in particular to a powder-preventing bridge bin.

Background

In the preparation process of the nickel-cobalt-manganese ternary lithium ion battery anode material, a precursor and lithium salt which are mainly utilized are particle powder materials formed by polymerizing nano-scale particles. In the current industry, the demand of general single crystal ternary material products is maximum, but the properties of the single crystal ternary material products are small in particles, poor in fluidity and easy to adhere and agglomerate. Powder material is transported in the preparation process of the anode material, but accumulation bridging is very easy to occur at the positions of a storage bin, a pipeline, a valve and the like, the whole system is difficult to stably run for a long time, the capacity is greatly influenced, and how to enable the material transportation quantity to be large and stable is regarded as an important direction for improving the production efficiency of a factory.

At present, the auxiliary blanking of the bin is mainly carried out by adopting a vibration motor or an industrial pneumatic turbine vibrator, a pneumatic air hammer and other modes, and the basic principle is that the powder is not adhered again due to the severe vibration generated outside the bin, but the blanking in the mode can not sufficiently loosen materials, and the problems of damage to production equipment, high production noise and high cost exist.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a powder-preventing bridge bin.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the powder-preventing bridge storage bin comprises a storage bin body, wherein a rotating motor is arranged on the outer side of the storage bin body, a transmission rod is arranged on an output shaft of the rotating motor, and a bridge cleaning device is arranged on the inner side of the storage bin body; the bridge cleaning device comprises an elastic hinge and an elastic scraping blade, wherein the transmission rod is fixedly connected with a mounting chain body, and the elastic hinge is hinged with the mounting chain body; the elastic hinge comprises movable chain bodies, fixed columns and springs, wherein the movable chain bodies are provided with a plurality of groups, the movable chain bodies are hinged through the fixed columns, the springs are sleeved on the fixed columns, and two ends of each spring are respectively connected with the movable chain bodies on two sides of each fixed column.

Preferably, the bin body comprises an upper straight cylinder and a lower conical cylinder, and the rotating motor shell is fixedly connected with the outer wall of the lower conical cylinder;

the lower cone is provided with a through hole matched with the transmission rod, the through hole is positioned at the middle point of the bus of the lower cone, and the transmission rod is rotationally connected with the through hole.

Preferably, the elastic scraping blades are provided with a plurality of groups, the plurality of groups of elastic scraping blades are correspondingly arranged with the movable chain body, and the outer part of the elastic scraping blades is sleeved with an antistatic material sleeve.

Preferably, one side of the movable chain body is connected with a scraping blade seat through a screw, and the elastic scraping blade is detachably connected with the scraping blade seat.

Preferably, the elastomer scraping blade is propped against the inner wall of the lower conical cylinder.

Preferably, the elastic hinges are provided with a plurality of groups and are uniformly arranged on the installation chain body, and a compression spring is arranged between the elastic hinges and the installation chain body.

The beneficial effects of the utility model are as follows:

compared with the prior art, the utility model drives the bridge cleaning device to rotate through the rotating motor, so as to drive the elastomer scraping blade to clean or mechanically damage the adhesion-blocked powder on the inner wall of the bin body, thereby effectively preventing bridge blocking in the discharging process of the bin, improving the discharging reliability and ensuring the production efficiency.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a powder preventing bridge bin according to the present utility model;

fig. 2 is a schematic three-dimensional cross-sectional structure of a powder-proof bridge bin according to the present utility model;

fig. 3 is a schematic structural diagram of a bridge cleaning device of a powder-preventing bridge storage bin;

fig. 4 is an enlarged partial schematic view at a in fig. 3.

In the figure: 1. a bin body; 2. a rotating motor; 21. a transmission rod; 3. a bridge cleaning device; 30. installing a chain body; 31. an elastic hinge; 311. a movable chain body; 312. fixing the column; 313. a spring; 4. a straight cylinder is arranged on the upper part; 5. a lower conical cylinder; 6. an elastomeric wiper blade; 61. a scraping blade seat.

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.

Referring to fig. 1-4, a powder-proof bridge stock bin comprises a bin body 1, wherein a rotating motor 2 is arranged on the outer side of the bin body 1, a mechanical seal and air seal structure is arranged at the joint of an output shaft of the rotating motor 2 and the bin body 1, so that the tightness is improved, dust is prevented from entering the rotating motor 2, a transmission rod 21 is detachably connected to the output shaft of the rotating motor 2, a bridge cleaning device 3 is arranged on the inner side of the bin body 1, the bin body 1 comprises an upper straight cylinder 4 and a lower conical cylinder 5, a shell of the rotating motor 2 is fixedly connected with the outer wall of the lower conical cylinder 5, a through hole matched with the transmission rod 21 is formed in the lower conical cylinder 5, the through hole is positioned at the middle point of a bus of the lower conical cylinder 5, the transmission rod 21 is rotationally connected with the through hole, when the rotating motor 2 works, the transmission rod 21 drives the bridge cleaning device 3 to rotate, a rotating speed sensor can be arranged on the output shaft of the rotating motor 2 according to requirements, and the state detection is performed on the output shaft of the rotating motor 2, and when the bridge cleaning device 3 is blocked, or the rotating motor 2 is reminded of a maintainer to repair in time when faults occur;

the bridge cleaning device 3 comprises an elastic hinge 31 and an elastic scraping blade 6, wherein an antistatic material sleeve is sleeved outside the elastic scraping blade 6, so that the elastic scraping blade 6 can be prevented from adsorbing materials, the elastic scraping blade 6 is propped against the inner wall of the lower conical barrel 5, a mounting chain body 30 is fixedly connected to the transmission rod 21, the elastic hinge 31 is hinged with the mounting chain body 30, a plurality of groups of elastic hinges 31 are uniformly arranged on the mounting chain body 30, a compression spring is welded between the elastic hinge 31 and the mounting chain body 30, when the bridge cleaning device 3 rotates, the elastic hinge 31 is pressed on the inner wall of the lower conical barrel 5 by the elastic force of the compression spring by the mounting chain body 30, the elastic scraping blade 6 is distributed on the elastic hinge 31, when the mounting chain body 30 rotates, the elastic hinge 31 is driven to move circularly, the elastic scraping blade 6 breaks a powder bridge structure adhered to the inner wall of the bin body 1, and simultaneously breaks up the agglomerated powder materials, so that the materials can slide out of a discharge port at the bottom of the bin body 1 smoothly;

the elastic hinge 31 comprises a movable chain body 311, a fixed column 312 and a spring 313, the spring 313 has the same structure as a compression spring, as shown in fig. 4, a sleeve can be arranged outside the spring 313 and the compression spring according to the need, dust is prevented from accumulating at the spring 313, tungsten carbide spraying is carried out on the surface of the spring 313, and anti-falling measures are taken;

the movable chain bodies 311 are provided with a plurality of groups, the movable chain bodies 311 are hinged through fixed columns 312, the fixed columns 312 are vertical to the space of the transmission rod 21, springs 313 are sleeved on the fixed columns 312, two ends of each spring 313 are respectively welded with the movable chain bodies 311 on two sides of each fixed column 312, the springs 313 provide elastic force for the movable chain bodies 311 in the direction of the inner wall of the bin body 1, and therefore each elastic scraping blade 6 is tightly attached to the inner wall of the cone 5 to clean a powder bridge;

one side of the movable chain body 311 is connected with the scraping blade seat 61 through a screw, the scraping blade seat 61 and the movable chain body 311 can rotate relatively, the angle between the scraping blade seat 61 and the movable chain body 311 is adjusted through screw fastening, the direction of the scraping blade seat 61 is changed, the elastic body scraping blade 6 is detachably connected with the scraping blade seat 61, the elastic body scraping blade 6 is convenient to detach and replace, the elastic body scraping blade 6 is provided with a plurality of groups, the elastic body scraping blades 6 of the plurality of groups are correspondingly arranged with the movable chain body 311, and the scraping efficiency and the scraping reliability of the inner wall of the lower conical cylinder 5 are improved.

Working principle:

the granular powder materials are stored in the bin body 1, when a discharge hole at the bottom of the bin body 1 is opened, the powder materials flow out under the action of gravity, but the powder particles have poor fluidity and are easy to adhere and agglomerate, and a stacking bridging condition occurs at the lower conical barrel 5;

the rotary motor 2 works, the transmission rod 21 drives the installation chain body 30 to rotate, and the elastic hinge 31 on the installation chain body 30 moves circularly along with the rotation of the installation chain body 30 to break up the powder so as to facilitate discharging;

the installation chain body 30 presses the elastic hinge 31 on the inner wall of the lower conical barrel 5 through the compression spring, the elastic hinge 31 is composed of a plurality of groups of movable chain bodies 311, springs 313 among the groups of movable chain bodies 311 sequentially act, the movable chain bodies 311 are pressed on the inner wall of the lower conical barrel 5 through elasticity, an elastic scraping blade 6 on the movable chain bodies 311 is in contact with the inner wall of the lower conical barrel 5, and the elastic scraping blade 6 scrapes powder attached to the inner wall of the lower conical barrel 5, so that a powder bridge is avoided.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The powder bridge prevention bin comprises a bin body (1) and is characterized in that a rotating motor (2) is arranged on the outer side of the bin body (1), a transmission rod (21) is arranged on an output shaft of the rotating motor (2), and a bridge cleaning device (3) is arranged on the inner side of the bin body (1);

the bridge cleaning device (3) comprises an elastic hinge (31) and an elastic wiper blade (6), wherein the transmission rod (21) is fixedly connected with a mounting chain body (30), and the elastic hinge (31) is hinged with the mounting chain body (30);

the elastic hinge (31) comprises movable chain bodies (311), fixed columns (312) and springs (313), wherein a plurality of groups of movable chain bodies (311) are arranged, the movable chain bodies (311) are hinged through the fixed columns (312), the springs (313) are sleeved on the fixed columns (312), and two ends of each spring (313) are respectively connected with the movable chain bodies (311) on two sides of each fixed column (312).

2. The powder bridge prevention bin according to claim 1, wherein the bin body (1) comprises an upper straight cylinder (4) and a lower conical cylinder (5), and the shell of the rotating motor (2) is fixedly connected with the outer wall of the lower conical cylinder (5);

the lower conical cylinder (5) is provided with a through hole matched with the transmission rod (21), the through hole is positioned at the middle point of a bus of the lower conical cylinder (5), and the transmission rod (21) is rotationally connected with the through hole.

3. The powder bridge prevention bin according to claim 2, wherein a plurality of groups of the elastic scraping blades (6) are arranged, the elastic scraping blades (6) are arranged corresponding to the movable chain body (311), and an antistatic material sleeve is sleeved outside the elastic scraping blades (6).

4. A powder bridge prevention bin according to claim 3, characterized in that one side of the movable chain body (311) is connected with a scraping blade seat (61) through a screw, and the elastic body scraping blade (6) is detachably connected with the scraping blade seat (61).

5. The powder bridge prevention bin according to claim 4, wherein the elastomer scraping blade (6) abuts against the inner wall of the lower conical cylinder (5).

6. The powder bridge prevention bin according to claim 1, wherein the elastic hinges (31) are provided with a plurality of groups and are uniformly arranged on the installation chain body (30), and a compression spring is arranged between the elastic hinges (31) and the installation chain body (30).