CN223345796U - Manufacturing and drying mechanism for silicon-carbon negative electrode plate - Google Patents

Abstract

The utility model relates to a manufacturing and drying mechanism for silicon-carbon negative electrode sheets, belonging to the field of silicon-carbon negative electrode sheet drying, comprising a drying box, a hot air assembly being provided on the top of the drying box, and a diversion blowing mechanism being provided inside the drying box; the diversion blowing mechanism comprising a diversion cover, the diversion cover being fixed on the side wall of the drying box, and a plurality of air outlet pipes being fixed through one side of the diversion cover. The manufacturing and drying mechanism for silicon-carbon negative electrode sheets can make the plurality of mesh sheets distributed up and down in the drying box by sliding the clamping plates on both sides of the mesh sheet on which the silicon-carbon negative electrode sheets are placed into the interior of the slide groove, and the air in the environment is drawn by a fan, heated by an electric heating wire to form hot air, and then transported to the interior of the diversion cover, so that the hot air can be diverted into each air hood, so that the hot air is blown out and evenly dries each layer of the negative electrode sheets, which not only improves the drying efficiency but also dries the negative electrode sheets more evenly.

Description

Manufacturing and drying mechanism for silicon-carbon negative electrode plate

Technical Field

The utility model relates to the technical field of silicon-carbon negative electrode plate drying, in particular to a manufacturing and drying mechanism of a silicon-carbon negative electrode plate.

Background

The negative electrode sheet generally refers to an electrode sheet with high potential containing a reduction reaction active substance generated during discharging, research of power lithium ion batteries in China is in a high-speed development stage, the lithium ion batteries are changed from the application field of small electronic products to the field of high-power lithium batteries, meanwhile, new requirements are put forward on negative electrode materials of the lithium ion batteries, the negative electrode materials are taken as important component parts of the lithium ion batteries, the overall performance of the lithium ion batteries is greatly influenced, and the silicon-carbon negative electrode materials are considered to be powerful competitors for the negative electrode materials of the future lithium ion batteries due to the advantages of higher energy density, quick charging capability, longer cycle life compared with the traditional graphite materials and the like.

According to chinese patent publication No. CN221208816U, a lithium battery negative plate drying box comprises a box body, set up in the positive chamber door of box, set up in the controller on the chamber door, set up in the stoving net in the box, set up in left side wind seat and right side wind seat above the stoving net, be used for the drive left side wind seat and right side wind seat are close to each other or keep away from the displacement mechanism that adopts, the bottom of left side wind seat and right side wind seat all is provided with the wind net, left side wind seat and right side wind seat and the equal electric connection of displacement mechanism the controller.

The drying device in this bulletin number is in the use, through mobilizable wind seat to placing the negative pole piece stoving on the stoving net, and the stoving net passes through the recess card in the box in, consequently the stoving net can set up a plurality ofly from top to bottom, but because the wind seat is located the top, consequently the hot-blast needs flow to the below in proper order from the top, just leads to the negative pole piece drying efficiency who is located the box inside downside to be less than the negative pole piece that is close to the wind seat, so proposes a preparation stoving mechanism of silicon carbon negative pole piece.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a manufacturing and drying mechanism for a silicon-carbon negative electrode plate, which has the advantages of high drying efficiency, more uniform drying and the like.

In order to achieve the purpose, the utility model provides the technical scheme that the manufacturing and drying mechanism for the silicon-carbon negative electrode plate comprises a drying box, wherein a hot air component is arranged at the top of the drying box, and a split-flow blowing mechanism is arranged in the drying box.

The air distribution blowing mechanism comprises a distribution cover shell, the distribution cover shell is fixed on the side wall of the drying box, one side of the distribution cover shell is fixedly penetrated with a plurality of air outlet pipes, one end of the air outlet pipe, which is far away from the distribution cover shell, penetrates through the drying box to extend to the inside and is rotationally connected with a fan housing, one side, which is far away from the air outlet pipe, of the fan housing is fixedly provided with a rotating rod, one end, which is far away from the air outlet pipe, of the rotating rod penetrates through the drying box to extend to the outside, a plurality of driving pieces capable of driving the fan housing to rotate back and forth to adjust the blowing angle are arranged on the side wall of the drying box.

Further, hot-blast subassembly includes the heating cabinet, the top at the stoving case is fixed to the heating cabinet, the internally mounted of heating cabinet has the fan, demountable installation has the dust screen on the right side of heating cabinet, the inside left side of heating cabinet is provided with electric heating wire, the inside of heating cabinet is fixed with the isolation otter board that is located between electric heating wire and the fan.

Further, one side of the heating cabinet far away from the dust screen is embedded and fixed with an air outlet cover, one side of the air outlet cover far away from the heating cabinet is fixed with an air pipe, and one end of the air pipe far away from the air outlet cover is fixed on the shunt housing in a penetrating manner.

Further, the driving piece includes servo motor, the backup pad is installed to servo motor's bottom, the backup pad is fixed on the lateral wall of stoving case, servo motor's output shaft with in the middle bull stick fixed connection, in the middle the outside of bull stick is fixed with the action wheel, the outside left and right sides of action wheel is all transmitted and is connected with the drive belt.

Further, the driven wheels are fixed on the outer parts of the rotating rods on the upper side and the lower side, and one side, far away from the driving wheel, of the driving belt is in transmission connection with the outer parts of the driven wheels.

Further, the bottom embedding of stoving case is fixed with the air-out net, the front of stoving case articulates there is the chamber door, a plurality of spouts have all been seted up on the left and right sides inside wall of stoving case, the inside sliding connection of spout has the cardboard, every two all be fixed with the otter board between the cardboard.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

This preparation stoving mechanism of silicon carbon negative pole piece, the cardboard to put the otter board both sides of silicon carbon negative pole piece slides into the inside of spout, just can make a plurality of otter boards distribute from top to bottom in the stoving incasement, through the fan take out the inside of hot-blast back transport to the reposition of redundant personnel housing of formation of air in the environment through electric heating wire heating, just can make the hot air reposition of redundant personnel advance in every fan housing, make hot-blast from blowing out the even stoving of negative pole piece of each layer simultaneously, not only improved drying efficiency and the more even of negative pole piece stoving.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic view of a hot air module according to the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 1A in accordance with the present utility model;

FIG. 4 is a front view of the structure of the present utility model, FIG. 1;

fig. 5 is a three-dimensional view of a structural hood according to the present utility model.

In the figure, 1, a drying box; 2, a hot air component, 21, a heating box, 22, a dustproof net, 23, a fan, 24, an isolation screen plate, 25, an electric heating wire, 26, an air outlet cover, 27, an air pipe, 3, a screen plate, 4, a clamping plate, 5, a sliding chute, 6, a split-flow cover, 7, an air outlet pipe, 8, an air cover, 9, a rotating rod, 10, a driven wheel, 11, a driving belt, 12, a servo motor, 13, a driving wheel, 14, a rotating ring block, 15 and a box door.

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 to 5, a manufacturing and drying mechanism for a silicon-carbon negative electrode sheet in the present embodiment includes a drying box 1, a hot air component 2 is disposed at the top of the drying box 1, and a split-flow blowing mechanism is disposed inside the drying box 1.

The shunting blowing mechanism comprises a shunting housing 6, the shunting housing 6 is fixed on the side wall of the drying box 1, one side of the shunting housing 6 is fixedly penetrated by a plurality of air outlet pipes 7, one end of the air outlet pipe 7, far away from the shunting housing 6, penetrates through the drying box 1 to extend into the interior and is rotationally connected with a fan housing 8, one side, far away from the air outlet pipe 7, of the fan housing 8 is fixedly provided with a rotating rod 9, one end, far away from the air outlet pipe 7, of the rotating rod 9 penetrates through the drying box 1 to extend out, a plurality of air outlet pipes 81 are arranged at the bottom of the fan housing 8, and a driving piece capable of driving the fan housing 8 to rotate back and forth to adjust the blowing angle is arranged on the side wall of the drying box 1.

The outer part of the air outlet pipe 7 is fixedly provided with a rotary ring block 14, the rotary ring block 14 is rotationally connected inside an annular groove formed in the fan housing 8, and a sealing rotary ring is arranged on the inner wall of the annular groove.

In this embodiment, the hot air component 2 includes the heating cabinet 21, the top at stoving case 1 is fixed to the heating cabinet 21, the internally mounted of heating cabinet 21 has fan 23, right side demountable installation of heating cabinet 21 has dust screen 22, the inside left side of heating cabinet 21 is provided with electric heating wire 25, the inside of heating cabinet 21 is fixed with the isolation otter board 24 that is located between electric heating wire 25 and fan 23, one side embedding that the dust screen 22 was kept away from to the heating cabinet 21 is fixed with the gas outlet cover 26, one side that the gas outlet cover 26 kept away from the heating cabinet 21 is fixed with the gas-supply pipe 27, one end that the gas-supply pipe 27 kept away from the gas outlet cover 26 runs through and fixes on the reposition of redundant personnel housing 6.

It should be noted that the dust screen 22 has an effect of filtering dust in the sucked air, so that the air in the environment is sucked into the heating box 21 and heated by the electric heating wires 25 to form hot air, and then the hot air is conveyed into each fan housing 8.

Referring to fig. 1, in this example, the driving member includes a servo motor 12, a support plate is mounted at the bottom of the servo motor 12, the support plate is fixed on a side wall of the drying oven 1, an output shaft of the servo motor 12 is fixedly connected with a middle rotating rod 9, a driving wheel 13 is fixed on the outer portion of the middle rotating rod 9, driving belts 11 are connected to the left and right sides of the outer portion of the driving wheel 13 in a driving manner, driven wheels 10 are fixed on the outer portions of the rotating rods 9 on the upper and lower sides, and one side, far from the driving wheel 13, of the driving belts 11 is connected to the outer portion of the driven wheels 10 in a driving manner.

Wherein, install control panel on the stoving case 1, servo motor 12, fan 23 and electric heater strip 25 all are connected with control panel electricity, drive action wheel 13 clockwise or anticlockwise rotation through control servo motor 12 corotation and reversal, just can make drive belt 11 drive from driving wheel 10 rotation to make bull stick 9 drive fan housing 8 back-and-forth rotation change the angle of blowing, make the negative pole piece on the otter board 3 even be heated.

In this example, the bottom embedding of stoving case 1 is fixed with the air-out net, and the front of stoving case 1 articulates there is chamber door 15, has all offered a plurality of spouts 5 on the left and right sides inside wall of stoving case 1, and the inside sliding connection of spout 5 has cardboard 4, all is fixed with otter board 3 between every two cardboard 4.

When the dried negative plate needs to be taken out, the screen plate 3 is pulled to translate so that the clamping plate 4 slides out of the sliding groove 5, and the screen plate 3 can be taken out of the drying box 1.

The working principle of the embodiment is that when the drying box is used, the clamping plates 4 on two sides of the screen plate 3 provided with the silicon-carbon negative plates are slid into the sliding grooves 5, so that a plurality of screen plates 3 are distributed in the drying box 1 up and down, then the box door 15 is closed, air in the environment is pumped by the fan 23 to form hot air through the electric heating wire 25 and then is conveyed into the shunting housing 6, hot air can be shunted into each fan housing 8, the hot air is blown out of 81 and simultaneously the negative plates on each layer are uniformly dried, the servo motor 12 can be started to rotate forward and reversely to drive the driving wheel 13 to rotate clockwise or anticlockwise during drying, the driving belt 11 can drive the driven wheel 10 to rotate, so that the rotating rod 9 drives the fan housing 8 to rotate forwards and backwards to change the blowing angle, the negative plates on the screen plate 3 are uniformly heated, the drying efficiency is improved, and the negative plates are dried more uniformly.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

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 (6)

1. A drying mechanism for manufacturing silicon-carbon negative electrode sheets, comprising a drying box (1), characterized in that a hot air assembly (2) is provided on the top of the drying box (1), and a split-flow blowing mechanism is provided inside the drying box (1); The diversion blowing mechanism comprises a diversion cover (6), the diversion cover (6) is fixed on the side wall of the drying box (1), a plurality of air outlet pipes (7) are fixed through one side of the diversion cover (6), one end of the air outlet pipe (7) away from the diversion cover (6) passes through the drying box (1) and extends to the inside and is rotatably connected to a wind cover (8), a rotating rod (9) is fixed on one side of the wind cover (8) away from the air outlet pipe (7), one end of the rotating rod (9) away from the air outlet pipe (7) passes through the drying box (1) and extends to the outside, a plurality of (81) are provided on the bottom of the wind cover (8), and a driving member that can drive the wind cover (8) to rotate back and forth to adjust the blowing angle is provided on the side wall of the drying box (1). 2. A drying mechanism for manufacturing a silicon-carbon negative electrode sheet according to claim 1, characterized in that: the hot air component (2) includes a heating box (21), the heating box (21) is fixed on the top of the drying box (1), a fan (23) is installed inside the heating box (21), a dustproof net (22) is detachably installed on the right side of the heating box (21), an electric heating wire (25) is provided on the left side of the interior of the heating box (21), and an isolation mesh plate (24) is fixed inside the heating box (21) and is located between the electric heating wire (25) and the fan (23). 3. A manufacturing and drying mechanism for silicon-carbon negative electrode sheets according to claim 2, characterized in that: an air outlet hood (26) is embedded and fixed on the side of the heating box (21) away from the dustproof net (22), an air supply pipe (27) is fixed on the side of the air outlet hood (26) away from the heating box (21), and one end of the air supply pipe (27) away from the air outlet hood (26) is passed through and fixed on the diversion cover (6). 4. A manufacturing and drying mechanism for silicon-carbon negative electrode sheets according to claim 1, characterized in that: the driving component includes a servo motor (12), a support plate is installed at the bottom of the servo motor (12), and the support plate is fixed on the side wall of the drying box (1), the output shaft of the servo motor (12) is fixedly connected to the middle rotating rod (9), a driving wheel (13) is fixed to the outside of the middle rotating rod (9), and a transmission belt (11) is connected to the left and right sides of the outside of the driving wheel (13). 5. A manufacturing and drying mechanism for silicon-carbon negative electrode sheets according to claim 4, characterized in that: driven wheels (10) are fixed to the outside of the rotating rods (9) on the upper and lower sides, and the transmission belt (11) is connected to the outside of the driven wheel (10) on the side away from the driving wheel (13). 6. A drying mechanism for manufacturing silicon-carbon negative electrode sheets according to claim 1, characterized in that: an air outlet net is embedded and fixed at the bottom of the drying box (1), a door (15) is hinged on the front of the drying box (1), and a plurality of slide grooves (5) are provided on the left and right inner walls of the drying box (1), and a card plate (4) is slidably connected inside the slide groove (5), and a mesh plate (3) is fixed between every two of the card plates (4).