Battery cell dust removal device

Abstract

The utility model discloses a battery cell dust removal device which comprises a fan cover used for containing a thermal shaping tool to be subjected to dust removal, an airflow end is arranged at the top of the fan cover and used for generating a plurality of cyclone flows in a process area, and dust falling in the battery cell thermal shaping process is removed through centrifugal force of the cyclone flows. According to the utility model, by introducing the airflow end, a plurality of cyclone flows are generated in the process area to enter the fan cover, a plurality of thermal shaping tools are tidily stacked on the placement station in the fan cover and are uniformly distributed in two rows, and a gap is reserved between every two adjacent thermal shaping tools, so that the contact area between dust removal wind and a battery cell is obviously increased, and the dust removal efficiency is improved. Dust falling in the battery cell thermal shaping process is removed by means of centrifugal force of cyclone flow, the dust is blown to the dust collecting box to be collected and intercepted by the filter screen to fall, dust separated from the cyclone flow is conveniently cleaned, the dust removal efficiency in the battery cell thermal shaping process is improved, the dust removal device can be suitable for dust generated in a density production environment, and the dust removal effect is remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery core manufacturing, in particular to a battery core dust removal device. Background Art

[0002] In the thermal shaping process of battery cell manufacturing, dust removal has a key impact on battery cell performance and battery cycle rate. The thermal shaping process broadly integrates hot pressing and baking processes, aiming to remove moisture from the battery cell and improve its flatness by precisely controlling the heating process. However, this process often produces a large amount of dust and particles. If these impurities are not effectively removed, they will pose a serious threat to the performance and safety of the battery cell.

[0003] Traditional dust removal methods often rely on simple vacuuming or filtering technologies, which are often inefficient and difficult to adapt to when dealing with dust generated in high-efficiency, high-density production environments.

[0004] A battery cell dust removal device is invented to meet the needs of new product development and production. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a battery cell dust removal device in view of the deficiencies of the above-mentioned prior art, so as to solve the problem that the dust removal method in the existing battery cell manufacturing thermal shaping process is inefficient and difficult to adapt to when dealing with dust generated in a high-efficiency and high-density production environment.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A battery core dust removal device comprises a wind cover, wherein the top of the wind cover is provided with an air flow end;

[0008] The air hood is provided with an air outlet and an air return outlet;

[0009] A fan is provided in the return air vent;

[0010] The heat shaping tooling is stacked inside the wind hood, with gaps reserved between adjacent heat shaping tooling. A multi-radial cyclone flow generator and an airflow end are introduced to generate multiple cyclone flows in the process area. These cyclone flows enter the wind hood, thereby significantly increasing the contact area between the dust removal wind and the battery cells. The dust that falls during the heat shaping process of the battery cells is removed by the centrifugal force of the cyclone flow, thereby improving the dust removal efficiency during the heat shaping process of the battery cells.

[0011] Preferably, a heat shaping tool to be dusted is placed inside the hood, and a fan creates a negative pressure inside the hood;

[0012] The airflow end inputs the cyclone flow through the multi-radial cyclone flow generator and enters the wind cover through the air outlet, generating multiple cyclone flows in the process area, and the dust dropped during the battery core thermal shaping process is removed by the centrifugal force of the cyclone flow;

[0013] The return air outlet is connected to a dust collection box outside to recover the dust separated by the dust removal device;

[0014] The bottom side of the air hood is provided with positive and negative poles, which can be connected to direct current.

[0015] Preferably, each of the wind hoods is loaded with two devices to be dusted, and the two devices to be dusted are symmetrically distributed inside the wind hood. Each device to be dusted has multiple placement stations, and the heat shaping tooling is placed on the placement stations one by one.

[0016] Preferably, the number of the air outlets is set to be multiple, and the multiple air outlets correspond one by one to directly above the placement station, so that the cyclone flow blows above the heat shaping tooling.

[0017] Preferably, the wind shield is integrally provided with outer convex shells on both sides, and the outer convex shells on both sides are staggered in the height direction;

[0018] The return air outlet is connected to the outer convex shell, and the number of the return air outlet is set to be multiple, and the multiple air outlets correspond to the two sides of the installation station one by one.

[0019] Preferably, each of the heat shaping tools corresponds to one or more airflow ends.

[0020] Preferably, a pad is provided at the bottom of the wind hood, and the number of wind hoods on the pad is set to be multiple, and two adjacent wind hoods are fixed together by a support plate assembly.

[0021] Preferably, a filter is provided inside the dust collection box, and the filter is detachably mounted to the inner wall of the dust collection box, and the mesh diameter of the filter is set to 20-50 μm.

[0022] Preferably, it also includes an intelligent control unit, and the connection end of the multi-radial cyclone flow generator is provided with a cyclone temperature control system, a cyclone radial control system and a cyclone air volume control system;

[0023] The cyclone temperature control system is used to control the temperature of the cyclone flow;

[0024] The cyclone radial control system is used to adjust the radial direction of the cyclone flow;

[0025] The cyclone air volume control system is used to adjust the air volume of the cyclone flow.

[0026] Preferably, a dust concentration detector is provided at the connection end of the intelligent control unit. The detection end of the dust concentration detector is located inside the wind hood, which can monitor the dust concentration data during the battery cell dust removal process online and provide real-time feedback to the intelligent control unit. The cyclone temperature control system, cyclone radial control system and cyclone air volume control system are adjusted according to the feedback information.

[0027] The utility model has the following beneficial effects:

[0028] By introducing a multi-radial cyclone flow generator and an air flow end, multiple cyclone flows are generated in the process area and enter the wind hood. Multiple heat shaping tools are neatly stacked on the placement station inside the wind hood and evenly arranged in two rows. A gap is reserved between adjacent heat shaping tools, thereby significantly increasing the contact area between the dust removal wind and the battery cell. The dust dropped during the heat shaping process of the battery cell is removed by the centrifugal force of the cyclone flow. The dust is blown to the dust collection box for collection and intercepted by the filter screen, which makes it easy to clean the dust separated in the cyclone flow, thereby improving the dust removal efficiency in the heat shaping process of the battery cell. It can be applied to the dust generated in a dense production environment, and the dust removal effect is significantly improved.

[0029] By introducing an intelligent monitoring system, the intelligent control unit automatically adjusts the cyclone temperature control system and the cyclone radial control system based on the dust concentration data monitored online during the battery cell dust removal process to achieve efficient and accurate dust removal and improve the production efficiency and quality of the battery cells. The utility model provides an efficient and reliable dust removal device for the battery cell thermal shaping process. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a stereoscopic diagram of the overall structure of a preferred embodiment of the utility model;

[0031] Figure 2 For this utility model Figure 1 A front view of the structure shown in FIG.

[0032] Figure 3 For this utility model Figure 1 A side view of the structure shown in FIG.

[0033] Figure 4 For this utility model Figure 1 A cross-sectional view of the structure shown in FIG.

[0034] Figure 5 This is a control block diagram of the intelligent control system of the utility model.

[0035] Among them are:

[0036] Wind shield-01; convex shell-02;

[0037] Airflow end-1; air outlet-2; return air outlet-3; dust collection box-4; thermal shaping tooling-5; cyclone temperature control system-6; cyclone radial control system-7; cyclone air volume control system-8; intelligent control unit-9; positive and negative poles-10;

[0038] Pad-11; support plate-12; filter-13; dust concentration detector-14. DETAILED DESCRIPTION

[0039] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific preferred embodiments.

[0040] In the description of the present invention, it should be understood that the terms "left side", "right side", "upper part", "lower part", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. "First", "second", etc. do not indicate the importance of the components, and therefore cannot be understood as a limitation on the present invention. The specific dimensions used in this embodiment are only for illustrating the technical solution, and do not limit the scope of protection of the present invention.

[0041] like Figure 1-5 As shown, a battery core dust removal device includes a hood 01 for placing a hot shaping tool 5 to be dusted. The top of the hood 01 is provided with an airflow end 1, and a cyclone flow is input through a multi-radial cyclone flow generator to generate multiple cyclone flows in a process area, and the dust dropped during the battery core hot shaping process is removed by the centrifugal force of the cyclone flow;

[0042] The wind shield 01 is provided with an air outlet 2, and the air flow end 1 outputs the cyclone flow through the air outlet 2 and enters the wind shield 01;

[0043] Air return ports 3 are provided on both sides of the air hood 01. A fan is provided inside the air return ports 3. The exhaust speed of the fan is controlled to be 15-55 m / s. The fan is used to exhaust air to the outside, so that negative pressure is formed inside the air hood 01.

[0044] The return air port 3 is externally connected to a dust collection box 4 for collecting dust separated by the dust removal device;

[0045] Positive and negative poles 10 are provided on the bottom side of the wind hood 01. The positive and negative poles 10 can be connected to direct current outside the dust removal device to release static electricity generated during the dust removal process of the device and prevent dust from being adsorbed in the wind hood 01 due to static electricity.

[0046] Specifically, each wind hood 01 is loaded with two devices to be dusted, and the two devices to be dusted are symmetrically distributed inside the wind hood 01. Each device to be dusted has multiple placement stations, and the heat shaping tooling 5 is placed on the placement stations one by one.

[0047] Specifically, the number of the air outlets 2 is set to be multiple, and the multiple air outlets 2 correspond one by one to the top of the installation station, so that the cyclone flow blows above the heat shaping tooling 5.

[0048] Specifically, the two sides of the wind shield 01 are integrally provided with convex shells 02, and the convex shells 02 on both sides are staggered in the height direction;

[0049] The return air port 3 is connected to the outer convex shell 02, and the number of the return air port 3 is set to be multiple, and the multiple air outlets 2 correspond to the two side surfaces of the installation station one by one.

[0050] Specifically, each heat shaping tool 5 corresponds to one or more airflow ends 1 .

[0051] Specifically, a backing plate 11 is provided at the bottom of the wind shield 01 , and the number of wind shields 01 on the backing plate 11 is set to be multiple, and two adjacent wind shields 01 are combined and fixed by a support plate 12 .

[0052] Specifically, a filter screen 13 is disposed inside the dust collecting box 4, and the filter screen 13 and the inner wall of the dust collecting box 4 are detachably mounted to facilitate cleaning.

[0053] Specifically, the preferred mesh diameter of the filter screen 13 provided in this embodiment is set to 20-50 μm.

[0054] like Figure 5 As shown, the dust removal device also includes an intelligent control unit 9, and the connection end of the multi-radial cyclone flow generator is provided with a cyclone temperature control system 6, a cyclone radial control system 7 and a cyclone air volume control system 8;

[0055] The cyclone temperature control system 6 is used to control the temperature of the cyclone flow to prevent dust from adhering to the surface due to high temperature during the thermal shaping process, and to ensure that the dust is effectively removed under working conditions at different temperatures;

[0056] The cyclone radial control system 7 is used to adjust the radial direction of the cyclone flow to optimize the dust removal efficiency;

[0057] The cyclone air volume control system 8 is used to adjust the air volume of the cyclone flow to optimize the dust removal efficiency.

[0058] A dust concentration detector 14 is provided at the connection end of the intelligent control unit 9. The detection end of the dust concentration detector 14 is located inside the wind hood 01. It can monitor the dust concentration data during the battery cell dust removal process online and provide real-time feedback to the intelligent control unit 9. The cyclone temperature control system 6, the cyclone radial control system 7 and the cyclone air volume control system 8 are adjusted according to the feedback information.

[0059] When the device is in use, multiple heat shaping tools 5 are neatly stacked on the placement station inside the wind hood 01. By introducing the air flow end 1, multiple cyclone flows are generated in the process area. The cyclone flows enter the wind hood 01 from the air outlet 2, which significantly increases the contact area between the dust removal wind and the battery cell. The dust dropped during the heat shaping process of the battery cell is removed by the centrifugal force of the cyclone flow; the equipped dust collection box 4 collects and cleans the dust separated from the cyclone flow.

[0060] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A battery cell dust removal device, comprising a wind hood (01), characterized in that: The top of the wind shield (01) is provided with an air flow end (1); The air hood (01) is provided with an air outlet (2) and an air return outlet (3); A fan is provided in the return air port (3); The heat shaping tooling (5) to be dusted is placed inside the wind hood (01), and the fan creates a negative pressure inside the wind hood (01); The air flow end (1) inputs a cyclone flow through a multi-radial cyclone flow generator and enters the wind cover (01) through the air outlet (2), thereby generating multiple cyclone flows in the process area, and removing dust dropped during the thermal shaping process of the battery cell through the centrifugal force of the cyclone flow; The return air port (3) is externally connected to a dust collection box (4) for collecting dust separated by the dust removal device; Positive and negative poles (10) are provided on the sides of the bottom surface of the wind cover (01) and can be connected to direct current.

2. The battery cell dust removal device according to claim 1, characterized in that: Each of the wind hoods (01) contains two devices to be dusted, and the two devices to be dusted are symmetrically distributed inside the wind hood (01). Each device to be dusted has a plurality of placement stations, and the heat shaping tooling (5) is placed one by one on the placement stations.

3. A battery core dust removal device according to claim 2, characterized in that: The number of the air outlets (2) is set to be multiple, and the multiple air outlets (2) correspond one by one to the top of the installation station, so that the cyclone flow blows towards the top of the thermal shaping tooling (5).

4. The battery core dust removal device according to claim 2, characterized in that: The wind shield (01) is integrally provided with outer convex shells (02) on both sides, and the outer convex shells (02) on both sides are staggered in the height direction; The return air port (3) is connected to the outer convex shell (02), and the number of the return air port (3) is set to be multiple, and the multiple air outlets (2) correspond to the two side surfaces of the installation station one by one.

5. The battery core dust removal device according to claim 1, characterized in that: Each of the thermal shaping tools (5) corresponds to one or more airflow ends (1).

6. The battery core dust removal device according to claim 1, characterized in that: A pad (11) is provided at the bottom of the wind shield (01), and the number of wind shields (01) on the pad (11) is set to be multiple, and two adjacent wind shields (01) are combined and fixed by a support plate (12).

7. The battery cell dust removal device according to claim 1, characterized in that: A filter screen (13) is arranged inside the dust collection box (4), and the filter screen (13) and the inner wall of the dust collection box (4) are detachably mounted, and the mesh diameter of the filter screen (13) is set to 20-50 μm.

8. The battery core dust removal device according to claim 1, characterized in that: It also includes an intelligent control unit (9), and the connection end of the multi-radial cyclone flow generator is provided with a cyclone temperature control system (6), a cyclone radial control system (7) and a cyclone air volume control system (8); The cyclone temperature control system (6) is used to control the temperature of the cyclone flow; The cyclone radial control system (7) is used to adjust the radial direction of the cyclone flow; The cyclone air volume control system (8) is used to adjust the air volume of the cyclone flow.

9. The battery core dust removal device according to claim 8, characterized in that: A dust concentration detector (14) is provided at the connection end of the intelligent control unit (9). The detection end of the dust concentration detector (14) is located inside the wind hood (01) and is capable of online monitoring of dust concentration data during the dust removal process of the battery cells, and providing real-time feedback to the intelligent control unit (9). The cyclone temperature control system (6), the cyclone radial control system (7) and the cyclone air volume control system (8) are adjusted according to the feedback information.

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