阅读说明：本技术 真空烘烤设备 (Vacuum baking equipment ) 是由 袁锡豪 姜成武 温正方 于 2021-08-30 设计创作，主要内容包括：本申请公开了一种真空烘烤设备,涉及于电池加工技术领域,真空烘烤设备包括有壳体、真空组件、套筒、活动件和驱动组件；活动件内部中空,活动件内壁上设置有分隔板,分隔板用于将活动件内部分隔出第一空间和第二空间,第一空间能够与容纳腔相连通,第二空间与外界相连通；分隔板上设置有探针,探针的两个端部分别位于第一空间和第二空间内；驱动组件用于驱动活动件与固定件抵接或分离,当活动件的端部与固定件相抵接时,固定件封闭第一空间,且探针与电连接件相连接。因为第一空间还存有空气,第二空间与外界相连通,使得探针能够在常态环境下工作,避免探针在工作过程中出现真空放电现象,保证真空烘烤设备能够正常工作。(The application discloses vacuum baking equipment, which relates to the technical field of battery processing, and comprises a shell, a vacuum assembly, a sleeve, a movable part and a driving assembly; the movable piece is hollow, a partition plate is arranged on the inner wall of the movable piece and is used for partitioning the interior of the movable piece into a first space and a second space, the first space can be communicated with the accommodating cavity, and the second space is communicated with the outside; probes are arranged on the partition plate, and two end parts of the probes are respectively positioned in the first space and the second space; the driving assembly is used for driving the movable piece to abut against or separate from the fixed piece, when the end part of the movable piece abuts against the fixed piece, the fixed piece seals the first space, and the probe is connected with the electric connecting piece. Because the first space still has the air, the second space is linked together with the external world for the probe can work under normal state environment, avoids the probe vacuum discharge phenomenon to appear in the course of the work, guarantees that vacuum baking equipment can normally work.)

1. Vacuum baking apparatus, characterized by comprising:

the shell is provided with an accommodating cavity, an opening and a fixing piece, and the fixing piece is arranged in the accommodating cavity; one side of the fixing piece facing the opening is provided with an electric connecting piece opposite to the opening;

the vacuum assembly is used for vacuumizing the accommodating cavity;

the sleeve is arranged at the opening;

the movable piece is slidably arranged in the sleeve; the movable piece is hollow, a partition plate is arranged on the inner wall of the movable piece and is used for partitioning the inside of the movable piece into a first space and a second space, the first space can be communicated with the accommodating cavity, and the second space is communicated with the outside; probes are arranged on the partition plate, and two end parts of the probes are respectively positioned in the first space and the second space;

and the driving assembly is used for driving the movable piece to abut against or separate from the fixed piece, when the end part of the movable piece abuts against the fixed piece, the fixed piece seals the first space, and the probe is connected with the electric connecting piece.

2. The vacuum baking apparatus of claim 1, wherein the driving assembly includes a driving cylinder disposed in the second space and connected to the movable member and the sleeve.

3. The vacuum baking apparatus as claimed in claim 1, wherein the electrical connector comprises a fixing base, a copper pillar and an aviation plug, the fixing base is disposed on one side of the fixing member close to the opening, the copper pillar is disposed on the fixing base, and the aviation plug is disposed on one side of the fixing member far away from the opening and electrically connected to the copper pillar.

4. The vacuum baking apparatus of claim 1, wherein a sealing ring is disposed on an inner wall of the sleeve and/or a side wall of the movable member.

5. The vacuum baking apparatus according to claim 1, wherein the portion of the movable member abutting against the fixed member is provided with a sealing ring.

6. The vacuum baking apparatus of claim 1, wherein a backing plate is disposed on the housing proximate the opening; one side of the sleeve, which is close to the containing cavity, is provided with a flange structure, and the flange structure is positioned in the containing cavity and is abutted to the backing plate.

7. The vacuum baking apparatus of claim 6, wherein a side of the flange structure remote from the backing plate is provided with a pull-up.

8. The vacuum baking apparatus of claim 1, wherein the divider plate is integrally formed with the movable member.

Technical Field

The application relates to the technical field of battery processing, in particular to vacuum baking equipment.

Background

Moisture has a very important influence on the performance of lithium batteries, and the humidity of the environment and the water content of the batteries must be strictly controlled in the manufacturing process of the lithium batteries.

Under the existing process conditions, a vacuum baking machine is generally adopted to control the water content of the battery before battery liquid injection, and the battery is dried by the vacuum baking machine; the vacuum baking machine usually needs to realize that the heating plate is electrically connected with an external circuit through the probe, but because the vacuum baking machine needs to be vacuumized firstly, the battery is baked under the vacuum environment, the probe is also under the vacuum environment, and the probe is likely to have a vacuum discharge phenomenon in the working process, so that the normal work of the vacuum baking machine is influenced.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. Therefore, the application provides a vacuum baking device, which can avoid the vacuum discharge phenomenon of the probe in the working process and ensure that the vacuum baking device can normally work.

A vacuum baking apparatus according to the application, comprising: the shell is provided with an accommodating cavity, an opening and a fixing piece, and the fixing piece is arranged in the accommodating cavity; one side of the fixing piece facing the opening is provided with an electric connecting piece opposite to the opening; the vacuum assembly is used for vacuumizing the accommodating cavity; the sleeve is arranged at the opening; the movable piece is slidably arranged in the sleeve; the movable piece is hollow, a partition plate is arranged on the inner wall of the movable piece and is used for partitioning the inside of the movable piece into a first space and a second space, the first space can be communicated with the accommodating cavity, and the second space is communicated with the outside; probes are arranged on the partition plate, and two end parts of the probes are respectively positioned in the first space and the second space; and the driving assembly is used for driving the movable piece to abut against or separate from the fixed piece, when the end part of the movable piece abuts against the fixed piece, the fixed piece seals the first space, and the probe is connected with the electric connecting piece.

According to the vacuum baking equipment of the embodiment of the application, at least the following beneficial effects are achieved: the partition plate on the inner wall of the moving part divides the inside of the moving part into a first space and a second space, the partition plate can prevent gas exchange between the first space and the second space, the first space can be communicated with the accommodating cavity, and the second space is communicated with the outside; the sleeve is arranged at the opening, the movable part is slidably arranged in the sleeve, the sleeve is used for limiting the moving direction of the movable part, the opening can be closed through the sleeve and the movable part, and the accommodating cavity is prevented from being communicated with the outside through the opening; when air is still arranged in the accommodating cavity, the movable part is positioned on one side far away from the fixed part, the first space is communicated with the accommodating cavity, the driving component drives the movable part to be close to the fixed part until the end part of the movable part is abutted against the fixed part, the first space is sealed by the fixed part, so that the air is stored in the first space, the electric connecting piece is coated in the first space, and the probe is electrically connected with the electric connecting piece; the vacuum component is used for vacuumizing the accommodating cavity, so that the battery accommodating the cavity is in a vacuum environment, the fixing part separates the first space from the accommodating cavity, gas exchange between the first space and the accommodating cavity is avoided, air is stored in the first space, the second space is communicated with the outside, the probe can work in a normal environment, the vacuum discharge phenomenon of the probe in the working process is avoided, and the vacuum baking equipment can work normally.

According to some embodiments of the application, the driving assembly includes a driving cylinder disposed in the second space and connected to the movable member and the sleeve.

According to some embodiments of the application, the electric connector includes a fixing base, a steel column and an aviation plug, the fixing base is disposed on one side of the fixing member close to the opening, the steel column is disposed on the fixing base, and the aviation plug is disposed on one side of the fixing member far away from the opening and electrically connected with the steel column.

According to some embodiments of the application, a sealing ring is arranged on the inner wall of the sleeve and/or the side wall of the movable part.

According to some embodiments of the application, a sealing ring is arranged at a part where the movable member abuts against the fixed member.

According to some embodiments of the present application, a backing plate is disposed on the housing proximate the opening; one side of the sleeve, which is close to the containing cavity, is provided with a flange structure, and the flange structure is positioned in the containing cavity and is abutted to the backing plate.

According to some embodiments of the application, a side of the flange structure remote from the backing plate is provided with a pull-up.

According to some embodiments of the application, the divider plate is integrally formed with the movable member.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a cross-sectional view of a vacuum baking apparatus according to an embodiment of the present application;

FIG. 2 is an enlarged view of a portion of the vacuum baking apparatus in the area A of FIG. 1;

FIG. 3 is a schematic view of a connection structure between the movable member and the sleeve of the vacuum baking apparatus of FIG. 1.

Reference numerals:

a housing 100; a housing chamber 110; a fixing member 120; an electrical connection 130; a fixed seat 131; copper pillars 132; an aviation plug 133; a backing plate 140; a movable member 200; a probe 210; a partition plate 220; a first space 221; a second space 222; a drive assembly 300; a driving cylinder 310; a first connection block 410; a second connection block 420; a seal ring 500; a sleeve 600; a flange structure 610; a pull 620.

Detailed Description

Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, left, right, front, rear, and the like, referred to as positional or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

A vacuum baking apparatus according to an embodiment of the present application is described below with reference to fig. 1 to 3.

As shown in fig. 1 to 3, the vacuum baking apparatus according to the embodiment of the present application includes a housing 100, a vacuum assembly, a sleeve 600, a movable member 200, and a driving assembly 300; the housing 100 is provided with a receiving cavity 110, an opening, and a fixing member 120, the fixing member 120 being disposed in the receiving cavity 110; the side of the fixing member 120 facing the opening is provided with an electrical connector 130 opposite to the opening; the vacuum assembly is used for vacuumizing the accommodating cavity 110; the sleeve 600 is arranged at the opening; the movable piece 200 is slidably disposed in the sleeve 600; the interior of the movable member 200 is hollow, a partition plate 220 is arranged on the inner wall of the movable member 200, the partition plate 220 is used for partitioning the interior of the movable member 200 into a first space 221 and a second space 222, the first space 221 can be communicated with the accommodating cavity 110, and the second space 222 is communicated with the outside; the partition plate 220 is provided with a probe 210, and both ends of the probe 210 are respectively positioned in the first space 221 and the second space 222; the driving element 300 is used for driving the movable element 200 to abut against or separate from the fixed element 120, when the end of the movable element 200 abuts against the fixed element 120, the fixed element 120 closes the first space 221, and the probe 210 is connected with the electrical connector 130.

The partition plate 220 on the inner wall of the movable member 200 partitions the interior of the movable member 200 into a first space 221 and a second space 222, the partition plate 220 can prevent gas exchange between the first space 221 and the second space 222, the first space 221 can be communicated with the accommodating cavity 110, and the second space 222 is communicated with the outside; the sleeve 600 is arranged at the opening, the movable member 200 is slidably arranged in the sleeve 600, the sleeve 600 is used for limiting the moving direction of the movable member 200, and the opening can be closed through the sleeve 600 and the movable member 200, so that the accommodating cavity 110 is prevented from being communicated with the outside through the opening; when air is still in the accommodating cavity 110, the movable element 200 is located on one side far away from the fixed element 120, the first space 221 is communicated with the accommodating cavity 110, the driving element 300 drives the movable element 200 to be close to the fixed element 120 until the end of the movable element 200 is abutted against the fixed element 120, the first space 221 is closed through the fixed element 120, so that the air is stored in the first space 221, and the electric connecting element 130 is covered in the first space 221, so that the probe 210 is electrically connected with the electric connecting element 130; the accommodating cavity 110 is vacuumized through the vacuum assembly, so that the battery accommodating the cavity 110 is in a vacuum environment, the fixing piece 120 separates the first space 221 from the accommodating cavity 110, gas exchange between the first space 221 and the accommodating cavity 110 is avoided, the first space 221 is communicated with the outside because the first space 221 also contains air, the second space 222 is communicated with the outside, the probe 210 can work in a normal environment, the vacuum discharge phenomenon of the probe 210 in the working process is avoided, and the vacuum baking equipment can work normally.

Referring to fig. 2 and 3, in some embodiments of the present application, the driving assembly 300 includes a driving cylinder 310, and the driving cylinder 310 is disposed in the second space 222 and connected to the movable member 200 and the sleeve 600.

The driving cylinder 310 is used for driving the movable element 200 to approach or depart from the fixed element 120, so that the end surface of the movable element 200 approaching to the fixed element 120 is abutted against the fixed element 120; specifically, the fixed element 120 is a fixed plate, the movable element 200 is a cylinder, and the driving cylinder 310 can drive the top of the cylinder to abut against the bottom of the fixed plate, so that the fixed plate can close the first space 221 at the top of the cylinder.

The driving cylinder 310 is located in the second space 222 of the movable member 200, and the movable member 200 can protect the driving cylinder 310 in the second space 222, so that the driving cylinder 310 can work normally; specifically, two driving cylinders 310 are provided, and the two driving cylinders 310 are arranged oppositely to stably drive the movable member 200 to move; the driving cylinders 310 may be provided in one or more number according to the specific situation.

Specifically, the movable member 200 is provided with a first connection block 410 at a connection port of the first space 221, one side of the sleeve 600 away from the fixed member 120 is provided with a second connection block 420, the driving cylinder 310 includes a cylinder body and a piston rod, the bottom of the cylinder body is connected with the first connection block 410, and the piston rod is connected with the cylinder body and is arranged through the first connection block 410 to be connected with the second connection block 420; the first connecting block 410 and the second connecting block 420 are disposed opposite to each other, and the driving cylinder 310 drives the movable member 200 to move away from the fixed member 120 until the first connecting block 410 abuts against the second connecting block 420, so as to limit the slidable distance of the movable member 200 and prevent the movable member 200 from sliding out of the sleeve 600.

Referring to fig. 1 and 2, in some embodiments of the present application, the electrical connector 130 includes a fixing base 131, a copper pillar 132, and an aviation plug 133, the fixing base 131 is disposed on a side of the fixing member 120 near the opening, the copper pillar 132 is disposed on the fixing base 131, and the aviation plug 133 is disposed on a side far from the fixing base 131 and electrically connected to the copper pillar 132.

The fixing seat 131 is located on one side, close to the opening, of the fixing member 120, a placing space for placing the copper column 132 is arranged in the fixing seat 131, the inserting end of the copper column 132 faces one side of the opening, the inserting end of the copper column 132 is used for being connected with the probe 210, the aviation plug 133 is arranged on one side, far away from the opening, of the fixing member 120, and the aviation plug 133 is electrically connected with the copper column 132 and is electrically connected with other working components in the vacuum baking equipment.

Specifically, the first space 221 is disposed at the top of the movable element 200 and is cylindrical, the fixed seat 131 is also cylindrical, and the height of the fixed seat 131 is smaller than the depth of the first space 221, so that the movable element 200 is abutted to the fixed element 120 to prevent the fixed seat 131 from contacting the inner wall of the first space 221; the diameter of the fixed seat 131 is also smaller than that of the first space 221 so as to prevent the fixed seat 131 from contacting with the side wall of the first space 221, and after the movable element 200 abuts against the fixed element 120, the movable element 200 can cover the fixed seat 131 through the first space 221, so as to ensure that the probe 210 is normally connected with the copper column 132, and a certain space can be reserved in the first space 221 to retain air; wherein the copper pillar 132 and the probe 210 are provided in plurality and are arranged correspondingly.

Referring to fig. 2, in some embodiments of the present application, a sealing ring 500 is disposed on an inner wall of the sleeve 600 and/or a side wall of the movable member 200.

The movable member 200 can slide in the sleeve 600, and because the movable member 200 and the sleeve 600 need to open the housing 100, the movable member 200 and the sleeve 600 are tightly attached to each other, so that the accommodation chamber 110 is prevented from exchanging gas with the outside through a gap between the movable member 200 and the sleeve 600; specifically, a sealing ring 500 is disposed on an inner wall of the sleeve 600 for improving the air tightness of the accommodating chamber 110; it is understood that a plurality of the sealing rings 500 may be provided, and the sealing rings 500 may be provided on the side wall of the movable member 200.

Referring to fig. 2, in some embodiments of the present application, a sealing ring 500 is disposed at a portion of the movable member 200 abutting against the stationary member 120. The seal ring 500 is provided on the end surface of the movable element 200 close to the stationary element 120, and the airtightness of the first space 221 can be improved after the movable element 200 abuts against the stationary element 120.

Referring to fig. 2 and 3, in some embodiments of the present application, the housing 100 is provided with a backing plate 140 adjacent to the opening; a flange structure 610 is disposed on a side of the sleeve 600 close to the receiving cavity 110, and the flange structure 610 is located in the receiving cavity 110 and abuts against the backing plate 140.

Specifically, the sleeve 600 is mounted at the bottom of the casing 100, the flange structure 610 of the sleeve 600 is located in the accommodating cavity 110 and abuts against the backing plate 140 of the accommodating cavity 110, the flange structure 610 is used for limiting the position of the sleeve 600 and preventing the sleeve 600 from sliding off from the opening, and the backing plate 140 is used for preventing the flange structure 610 from directly contacting with the inner wall of the casing 100 so as to reduce the damage of the sleeve 600 to the inner wall of the casing 100; wherein a portion where the sleeve 600 contacts the pad 140 is provided with a sealing ring 500 to improve airtightness between the sleeve 600 and the pad 140.

Referring to fig. 2 and 3, in some embodiments of the present application, the flange structure 610 is provided with a pull 620 on a side away from the backing plate 140. The lifting piece 620 is used for facilitating mounting and dismounting of the base plate 140, the difficulty in mounting and dismounting the sleeve 600 is reduced, specifically, the two lifting pieces 620 are arranged oppositely, and an operator can move the sleeve 600 conveniently.

Referring to fig. 1 and 2, in some embodiments of the present application, the divider plate 220 is integrally formed with the moveable member 200.

For convenience of processing, the partition plate 220 and the movable member 200 are integrally formed; a plurality of through holes are provided on the partition plate 220, and the probes 210 are inserted through the through holes such that both ends of the probes 210 are respectively located in the first space 221 and the second space 222.

In the description herein, references to the description of "one embodiment," "some embodiments," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.