CN212962746U

CN212962746U - Rotary drum and rotary heating reaction device

Info

Publication number: CN212962746U
Application number: CN202021467878.3U
Authority: CN
Inventors: 温正坤; 谭爱平
Original assignee: Dongguan Zhongda Machinery Industrial Co ltd
Current assignee: Guangdong Zhongda Intelligent Technology Co Ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-04-13
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a rotary drum, including the barrel and set up in the blade of barrel inner wall, the blade centers on the center pin of barrel is circumference and distributes and form blading evenly, and is a plurality of the blading is followed the center pin extending direction of barrel is and sets up continuously. The utility model discloses rotary drum has both can evenly stir the material and make the material carry slowly in succession, can clear up the advantage of incomplete material again fast. In addition, the utility model discloses still disclose a rotation heating reaction unit.

Description

Rotary drum and rotary heating reaction device

Technical Field

The utility model relates to a rotation heating reaction device especially relates to a can evenly stir the material and make the slow rotary drum who carries of material.

Background

A lithium battery is a battery using a nonaqueous electrolytic solution with lithium metal and a lithium alloy as a negative electrode material. Because the chemical properties of lithium metal are very unstable, the lithium battery is very easy to burn or burst in a high-temperature environment during production and processing, and therefore, a rotary furnace for processing the lithium battery needs to meet very high requirements and can be uniformly stirred and slowly moved. The existing rotary furnace generally comprises a rotary drum, a heater, a driving motor and a heating furnace body, wherein the heating furnace body consists of an upper part and a lower part, and the rotary drum and the heater are arranged in the heating furnace body. However, because the inside of the existing rotary drum adopts the form of the helical blade, the helical blade cannot meet the requirements of uniform stirring and slow movement, and therefore, the production cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a not only can evenly stir the material and make the material carry slowly in succession, but also can clear up the rotary drum of incomplete material fast.

Another object of the utility model is to provide a can evenly stir the material and make the slow continuous transport of material, guarantee the material fully react, improve the rotation heating reaction unit of production quality.

In order to achieve the above object, the utility model provides a rotary drum include the barrel and set up in the blade of barrel inner wall, the blade centers on the center pin of barrel is circumference evenly distributed and forms the blading, and is a plurality of the blading is followed the center pin extending direction of barrel is and sets up continuously.

Compared with the prior art, the blades are arranged along the circumferential direction of the cylinder body, so that the rotary drum is provided with a plurality of blade groups in the circumferential direction, and the blade groups are continuously arranged along the central shaft direction of the cylinder body, so that the blades form fan blades for driving materials to advance in the circumferential direction of the cylinder body, and the materials are moved forwards. Meanwhile, the blades of each blade group form a continuous structure along the central shaft direction of the cylinder body, so that the material can be continuously pushed, and the purpose of continuous feeding is realized. In addition, through setting up like this the blade both can be in can evenly stir the material and make the material slowly carry when rotary drum forward rotation, satisfy the requirement of technology production, can make again in specific time rotary drum counter-rotation to clear up out remaining material fast, improve the convenience of overhauing.

Preferably, the blades of the latter blade group are arranged in a staggered manner relative to the blades of the former blade group, and the staggered directions are both clockwise or counterclockwise. Therefore, the blades can be slowly sent forwards, the materials are stirred more uniformly, and the quality of material production is improved.

Preferably, the blade is in a flat square structure, and an included angle formed by a plane where the side surface of the blade is located and a plane where the radial section of the cylinder is located is an acute angle.

Specifically, the central axis of the blade in the width extending direction intersects the central axis of the cylinder perpendicularly.

A rotary heating reaction device comprises a heating furnace body, heating devices, a driving mechanism and rotary rollers, wherein the rotary rollers are rotatably arranged in the heating furnace body around self central axes, the driving mechanism drives the rotary rollers to rotate, and the heating devices are respectively arranged in the heating furnace body to heat the rotary rollers.

Preferably, the outer wall surface of the rotary drum is spaced from the inner wall surface of the heating furnace body by a certain gap.

Preferably, the heat generating device is disposed on a lower half side of an inner wall surface of the heating furnace body.

Drawings

Fig. 1 is a perspective view of a rotary heating reaction device of a high-temperature reaction continuous production device for lithium battery materials of the present invention.

FIG. 2 is a sectional view of the rotary heating reactor of the lithium battery material high-temperature reaction continuous production equipment of the present invention.

Fig. 3 is a perspective view of the heating furnace body of the rotary heating reactor of the present invention.

FIG. 4 is an axial sectional view of a heating furnace body of the rotary heating reactor of the present invention.

FIG. 5 is a radial sectional view of the heating furnace body of the rotary heating reactor of the present invention.

FIG. 6 is a perspective view of a second furnace body of the heating furnace body of the rotary heating reactor of the present invention.

Fig. 7 is a perspective view of a rotary drum of the rotary heating reactor of the present invention.

Fig. 8 is an axial sectional view of a rotary drum of the rotary type heating reactor of the present invention.

Fig. 9 is a radial cross-sectional view of a rotary drum of the rotary type heating reactor of the present invention.

Detailed Description

In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

Referring to fig. 1, fig. 2 and fig. 4, the rotary heating reactor 2 of the present invention includes a heating furnace body 21, a rotary drum 22, a heat generating device 23 and a driving mechanism 24, the heating furnace body 21 is divided into at least two heating zones 21a that are mutually heat-insulated, and the rotary drum 22 is rotatably disposed in the heating furnace body 21 around its central axis and passes through each of the heating zones 21 a. The rotating drum 22 has an inlet at one end for introducing the material and an outlet at the other end for discharging the material. The driving mechanism 24 drives the rotary drum 22 to rotate, and the driving mechanism 24 is in the form of a motor driving a gear so that the gear drives the rotary drum 22 to rotate. The heat generating devices 23 are respectively disposed in the heating zones 21a to heat the rotary drum 22 in stages.

Referring to fig. 3 to 6, the heating furnace body 21 includes a first furnace body 211 and a second furnace body 212 combined with the first furnace body 211, and a combined surface between the first furnace body 211 and the second furnace body 212 passes through a central axis of the heating furnace body 21 and extends in a vertical direction. Therefore, the first furnace body 211 and the second furnace body 212 can be close to each other in the horizontal direction and combined or detached from each other, so that the rotary drum 22 can be directly hung away from the heating furnace body 21, the installation and the detachment are very convenient, and the overhaul convenience is improved. A connecting device 214 for combining and fixing the first furnace body 211 and the second furnace body 212 is arranged between the first furnace body 211 and the second furnace body 212, and the connecting device 214 is arranged above, below and at two ends of the first furnace body 211 and the second furnace body 212. The connecting device 214 can prevent the first furnace body 211 and the second furnace body 212 from being accidentally separated, thereby effectively improving the use stability and safety. The bottom surfaces of the first furnace body 211 and the second furnace body 212 are both provided with a moving mechanism 215. By using the moving mechanism 215, the first furnace body 211 and the second furnace body 212 can be easily and quickly separated and moved away, or the first furnace body 211 and the second furnace body 212 can be quickly assembled after being combined, thereby improving the convenience of assembly. The moving mechanism 215 is a roller in the present application.

Referring to fig. 4 to 6, a separating ring 213 is disposed in the heating furnace body 21, the separating ring 213 is sleeved outside the rotary drum 22 and supports the rotary drum 22, the separating ring 213 is welded and fixed to the inner wall of the heating furnace body 21, and the separating ring 213 separates the inside of the heating furnace body 21 to form the heating area 21 a. Four partition rings 213 are provided to divide the interior of the heating furnace body 21 into five heating zones 21a on average. By using the separating ring 213, the heating furnace body 21 can be separated into a plurality of temperature zones, thereby preventing temperature cross-over between the heating zones 21a, improving the control precision of the temperature of each heating zone 21a, and further ensuring the quality of material heating reaction. The side wall of the separating ring 213 is provided with a heat insulating layer. The heat insulation layer can further prevent the temperature of each heating area 21a from being leaked, and the accuracy of temperature control is improved.

Referring to fig. 6 and 8, the outer wall surface of the rotary drum 22 is spaced from the inner wall surface of the heating furnace body 21 by a certain gap. This allows a space to accommodate the heat generating device 23, which makes the structure of the heating furnace body 21 more compact. The heat generating device 23 is provided on the lower half side of the inner wall surface of the heating furnace body 21. That is, the heat generating devices 23 are provided on both the lower half of the first furnace body 211 and the lower half of the second furnace body 212. By heating the rotary drum 22 from the lower side to the upper side, heat is radiated upwards, and gas with higher temperature rises from the lower side to the upper side, so that the heating furnace body 21 can be heated more uniformly, the heat utilization rate is high, and the energy consumption is effectively reduced.

This application is through setting up first furnace body 211 and second furnace body 212, merge the face process between first furnace body 211 and the second furnace body 212 the center pin of heating furnace body 21 just sets up along vertical direction, makes first furnace body 211 can be close to each other with second furnace body 212 at the horizontal direction and merge or dismantle the separation each other to can be directly with revolving drum 22 isolate heating furnace body 21 avoids using the loop wheel machine hoist and mount, and the installation and dismantlement are very convenient, improve the convenience of overhauing. In addition, the heating furnace body 21 is divided into at least two heating zones 21a, and the adjacent heating zones 21a are insulated from each other, so that the heating devices 23 in the heating zones 21a can heat the heating zones at different heating temperatures. Therefore, the purpose of continuous heating production can be realized, and the production efficiency is effectively improved.

As shown in fig. 7 to 9, the rotary drum 22 includes a cylindrical body 221 and blades 222 provided on an inner wall of the cylindrical body 221, the blades 222 are uniformly distributed in a circumferential direction around a central axis of the cylindrical body 221 to form blade groups 223, and the blade groups 223 are continuously provided in a direction in which the central axis of the cylindrical body 221 extends. This allows the rotating drum 22 to be fed continuously and without interruption, avoiding that part of the material remains inside the rotating drum 22. The blades 222 are arranged along the circumferential direction of the cylinder 221, so that the rotary drum 22 has a plurality of blade groups 223 in the circumferential direction, and the blade groups 223 are continuously arranged along the central axis direction of the cylinder 221, so that the blades 222 form fan blades for driving the material to advance in the circumferential direction of the cylinder 221, and the material is moved forward. Of course, the blade sets 223 may be arranged in an overlapping manner. Meanwhile, the blades 222 of each blade group 223 form a spiral structure along the central axis direction of the cylinder 221, so that the material can be continuously pushed, and the purpose of continuous feeding is achieved. In addition, through setting up like this the blade 222, both can be when rotary drum 22 forward rotation can evenly stir the material and make the material slowly carry, satisfy the requirement of technology production, can make in specific time rotary drum 22 reverse rotation again to clear up remaining material fast and come, improve the convenience of overhauing.

As shown in fig. 7 and 8, the blades 222 of the blade set 223 later are disposed in a staggered manner relative to the blades 222 of the blade set 223 earlier, and the staggered direction is clockwise or counterclockwise. This allows the blade 222 to be slowly advanced and the material to be more uniformly mixed, thereby improving the quality of the material production.

The blades 222 are in a flat square structure, and an included angle formed by a plane where the side surfaces of the blades 222 are located and a plane where the radial cross section of the cylinder 221 is located is an acute angle; the acute angle ranges from 55 degrees to 80 degrees; the central axis of the blade 222 in the width extending direction intersects the central axis of the cylinder 221 perpendicularly.

In view of the above, the production process of the rotary heating reactor 2 of the present invention is described in detail as follows:

first, the material enters the rotary drum 22 of the rotary heating reaction device 2, and at this time, the driving mechanism 24 drives the rotary drum 22 to rotate, and the heat generating devices 23 in the heating zones 21a generate heat to heat the heating zones 21 a. The temperatures to be maintained in the heating zones 21a are different, but the temperatures of the heating zones 21a are sequentially increased along the conveying direction, so that the temperature of the materials can be increased to more than 500-100 ℃ after passing through the rotary heating reaction device 2. While heating, the blades 222 in the rotary drum 22 stir the material as the drum 221 rotates and push the material slowly forward. In the process, the materials are fully reacted at high temperature.

Compared with the prior art, the present application realizes the forward movement of the material by arranging the blades 222 along the circumferential direction of the cylinder 221, so that the rotating drum 22 has a plurality of blade sets 223 in the circumferential direction, and continuously arranging the blade sets 223 along the central axis direction of the cylinder 221, so that the blades 222 form a fan driving the material to advance in the circumferential direction of the cylinder 221. Of course, the blade sets 223 may be arranged in an overlapping manner. Meanwhile, the blades 222 of each blade group 223 form a continuous structure along the central axis direction of the cylinder 221, so that the material can be continuously pushed, and the purpose of continuous feeding is achieved. In addition, through setting up like this the blade 222, both can be when rotary drum 22 forward rotation can evenly stir the material and make the material slowly carry, satisfy the requirement of technology production, can make in specific time rotary drum 22 reverse rotation again to clear up remaining material fast and come, improve the convenience of overhauing.

The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the scope of the present invention is not limited to the above embodiments.

Claims

1. A rotating drum characterized by: including the barrel and set up in the blade of barrel inner wall, the blade centers on the center pin of barrel is circumference evenly distributed and forms the blading, and is a plurality of the blading is followed the center pin extending direction of barrel is setting up continuously.

2. The rotating drum of claim 1, wherein: the blades of the latter blade group are arranged in a staggered mode relative to the blades of the former blade group, and the staggered directions are all along the clockwise direction or the anticlockwise direction.

3. The rotating drum of claim 1, wherein: the blades are of flat square structures, and an included angle formed by a plane where the side faces of the blades are located and a plane where the radial cross section of the cylinder body is located is an acute angle.

4. The rotatable drum of claim 3, wherein: the central axis of the blade along the width extending direction is vertically intersected with the central axis of the cylinder body.

5. A rotary heating reaction device is characterized in that: the heating device comprises a heating furnace body, a heating device, a driving mechanism and the rotary drum of any one of claims 1 to 4, wherein the rotary drum is rotationally arranged in the heating furnace body around a self central shaft, the driving mechanism drives the rotary drum to rotate, and the heating device is respectively arranged in each heating furnace body to heat the rotary drum.

6. The rotary heating reactor apparatus of claim 5, further comprising: the outer wall surface of the rotary drum is spaced from the inner wall surface of the heating furnace body by a certain gap.

7. The rotary heating reactor apparatus of claim 5, further comprising: the heating device is arranged on the lower half side of the inner wall surface of the heating furnace body.