CN220678814U

CN220678814U - Dust removing device

Info

Publication number: CN220678814U
Application number: CN202321885593.5U
Authority: CN
Inventors: 陈伟; 陈利权; 苏斌; 李维波
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-03-29
Anticipated expiration: 2033-07-17

Abstract

The utility model relates to the technical field of batteries, and particularly discloses a dust removing device which comprises a dust removing cover and an air knife, wherein the dust removing cover is provided with an assembling port matched with an opening of a battery shell and is used for communicating negative pressure air flow so as to dust the battery shell; the air knife is arranged in the dust hood and is used for communicating positive pressure air flow so as to remove dust in the battery shell. Through foretell setting, can utilize the positive pressure air current to blow the dirt in to the battery case, the dust that drops is inhaled away to the rethread negative pressure air current to because battery case opening cooperatees with the dress interface and the lock in the dust excluding hood, make form relative confined space between battery case inner wall and the dust excluding hood inner wall, both avoided the dust diffusion in the dust removal process, in order to prevent secondary pollution workshop environment, avoid the battery case inner wall to be stained with the dust again, reach the effect of thoroughly removing dust.

Description

Dust removing device

Technical Field

The utility model relates to the technical field of batteries, and particularly discloses a dust removing device.

Background

In the manufacturing process of the lithium battery, the shell and the cover plate of the lithium battery are welded through laser, when the laser welding is performed, if dust or other foreign matters exist at the welding part of the shell, poor welding is easily caused, and conditions such as welding pores, welding explosion welding, welding bumps, welding pits and the like are generated, so that the requirement on the cleanliness of the welding part of the shell is high.

However, in the process of packaging and transporting, the shell is inevitably stained with particulate matters such as dust, in order to remove dust from the shell, the negative pressure dust collection is generally adopted, and although the mode has a certain effect, the shell is still possibly stained with the dust again in the dust removal process, and the dust removal on the welding part of the shell is not thorough.

Disclosure of Invention

In order to solve at least one problem in the prior art, the utility model provides a dust removing device which has better dust removing effect and can prevent secondary dust contamination in the battery shell in the dust blowing process, thereby thoroughly removing dust in the battery shell.

The utility model adopts the technical proposal for solving the problems that:

a dust removal device, comprising:

the dust hood is provided with an assembling port matched with the opening of the battery shell and is used for communicating negative pressure air flow so as to suck dust in the battery shell;

the air knife is connected in the dust hood and is used for communicating positive pressure air flow so as to remove dust in the battery shell.

In some embodiments of the utility model, the inner wall of the dust hood is provided with a support for supporting the battery housing.

Further, the support member is provided with a groove which is matched with the edge of the opening of the battery case.

In some embodiments of the present utility model, the air knife is connected to a vent pipe, through which the air knife communicates with a source of positive pressure air flow, thereby communicating the positive pressure air flow.

Further, one end of the vent pipe is connected with one side of the air knife, which faces the dust hood, so as to be communicated with the inside of the air knife, and the other end of the vent pipe is communicated with a positive pressure air flow source.

Further, the dust hood is provided with a perforation, and the vent pipe is connected in the perforation in a penetrating way, so that the air knife is connected in the dust hood.

More specifically, the breather pipe is provided with two at least, and the opposite both sides of dust excluding hood are provided with the perforation respectively.

In some embodiments of the utility model, the air knives are arranged in a triangular prism shape, and an air outlet gap is formed at the edge of the air knives.

In some embodiments of the utility model, a hood is connected to the hood, through which the hood communicates with a source of negative pressure airflow, thereby communicating the negative pressure airflow.

Further, the whole prismatic table-shaped setting that is of fan housing, the fan housing is kept away from the one end of dust excluding hood and is provided with the vent that is used for with negative pressure air current source intercommunication.

In summary, the dust removing device provided by the utility model has the following technical effects:

in the embodiment of the utility model, the dust hood communicated with the negative pressure air flow is arranged, and the air knife communicated with the positive pressure air flow is arranged in the dust hood, so that the positive pressure air flow is utilized to blow dust in the battery shell, and the negative pressure air flow is utilized to suck the dropped dust, and the opening of the battery shell is matched with the mounting port to be buckled on the dust hood, so that a relatively closed space is formed between the inner wall of the battery shell and the inner wall of the dust hood, thereby avoiding the dust diffusion in the dust removal process, preventing the secondary pollution to the workshop environment, and avoiding the secondary contamination of the inner wall of the battery shell to the dust, and achieving the effect of thoroughly removing the dust.

Drawings

FIG. 1 is a state diagram of a dust collector according to an embodiment of the present utility model;

FIG. 2 is a disassembled view of an embodiment of a dust removing device of the present utility model;

FIG. 3 is a perspective view of a dust hood in an embodiment of a dust collector of the utility model;

fig. 4 is a cross-sectional view of a knife in an embodiment of a dust extraction device of the present utility model.

Wherein the reference numerals have the following meanings:

dust hood 1, mounting port 10, support 11, recess 111, perforation 12, hood 13, vent 131, air knife 2, vent pipe 21, battery case 3.

Detailed Description

For a better understanding and implementation, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are 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.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present utility model. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

According to fig. 1 to 2, the utility model provides an embodiment of a dust removing device, which comprises a dust removing cover 1 and an air knife 2, wherein the dust removing cover 1 is provided with an assembling port matched with an opening of a battery shell 3, and the dust removing cover 1 is used for communicating negative pressure air flow so as to dust the battery shell 3; the air knife 2 is arranged in the dust hood 1, and the air knife 2 is used for communicating positive pressure air flow so as to remove dust in the battery shell 3.

Through setting up dust excluding hood 1 that communicates negative pressure air current to be equipped with air knife 2 that communicates positive pressure air current in dust excluding hood 1, thereby when utilizing the positive pressure air current to blow the dirt in to battery case 3, the dust that falls is inhaled away to the rethread negative pressure air current, and because battery case 3 opening cooperatees with dress interface 10 and the lock is in dust excluding hood 1, make form relative confined space between battery case 3 inner wall and the dust excluding hood 1 inner wall, both avoided the dust diffusion in the dust removal process, in order to prevent secondary pollution workshop environment, avoid the battery case 3 inner wall to be stained with the dust again, reach the effect of thoroughly removing dust.

As shown in fig. 3, in some embodiments of the present utility model, the inner wall of the dust hood 1 is provided with a support 11, and the support 11 is used to support the battery case 3; further, the supporting member 11 is provided with a groove 111 matched with the edge of the opening of the battery housing 3, so that when the battery housing 3 is buckled with the dust hood 1, the battery housing 3 is matched with the groove 111, and the battery housing 3 can be stably placed on the dust hood 1 to finish dust removal; in particular, the support 11 may be provided in plurality, thereby providing a plurality of support points for the respective edges of the battery case 3.

As shown in fig. 4, in some embodiments of the present utility model, the air knife 2 is connected to a ventilation pipe 21, and the air knife 2 is communicated with a positive pressure air flow source through the ventilation pipe 21, so as to communicate with the positive pressure air flow; further, one end of the ventilation pipe 21 is connected with one side of the air knife 2 facing the dust hood 1 so as to be communicated with the inside of the air knife 2, and the other end of the ventilation pipe 21 is communicated with a positive pressure air flow source; correspondingly, the dust hood 1 is provided with a perforation 12, and the ventilation pipe 21 is connected in the perforation 12 in a penetrating way, so that the air knife 2 is connected in the dust hood 1; more specifically, at least two ventilation pipes 21 are provided, and two opposite sides of the dust hood 1 are respectively provided with perforations 12.

In some embodiments of the utility model, the air knife 2 is arranged in a triangular prism shape, and an air outlet gap is formed at the edge of the air knife 2, so that positive pressure air flow forms a specific flow direction, the flow speed of the positive pressure air flow is improved, and a better dust blowing effect is realized; specifically, the inside of the air knife 2 is hollow, so that positive pressure air flow can be blown out from each air outlet gap after passing through the inside of the air knife 2, high-speed positive pressure air flow is formed, and the loss of the kinetic energy of the positive pressure air flow is reduced as much as possible; when the positive pressure air flow enters the air knife 2 through the air pipe 21, the positive pressure air flow is blown out to the inner wall of the battery shell 3 through the air outlet gap so as to blow dust to the battery shell 3, and the positive pressure air flow and the negative pressure air flow provided by the dust hood 1 form air flow circulation, and the blown dust is taken away by the negative pressure air flow.

In some embodiments of the present utility model, the dust hood 1 is connected to a fan housing 13, and the dust hood 1 is communicated with a negative pressure airflow source through the fan housing 13, so as to communicate with the negative pressure airflow to carry away dust in the battery housing 3; further, the fan housing 13 is integrally arranged in a prismatic table shape, and one end of the fan housing 13, which is far away from the dust hood, is provided with a vent 131 for communicating with a negative pressure air flow source, so that dust at the edge can fall into the vent 131 along the trend of the inner wall of the fan housing 13 and be sucked away by the negative pressure air flow, and the effect of thoroughly removing dust is achieved.

In the preferred embodiment of the present utility model, the dust hood 1 is rectangular, and two opposite ends of the dust hood 1 are disposed through, so that one end is used for attaching the battery case 3 to be dedusted and the other end is used for attaching the fan housing 13.

In order to fully disclose the technical scheme of the utility model, the working process of the dust removing device is described as follows:

the opening end of the battery shell 3 is matched with the mounting port 10, so that the opening edge of the battery shell 3 is matched with the groove 111, the battery shell 3 and the dust cover 1 are stably placed in the dust cover 1 under the supporting action of the supporting piece 11, a relatively airtight space is formed between the battery shell 3 and the dust cover 1, the air knife 2 is communicated with a positive pressure air flow source and the dust cover is communicated with a negative pressure air flow source, the battery shell 3 and the dust cover 1 form air flow circulation, the positive pressure air flow is utilized to blow dust in the battery shell 3, and meanwhile, the negative pressure air flow is utilized to absorb the dropped dust, so that the dust diffusion in the dust removing process is avoided, the secondary pollution to the workshop environment is avoided, the inner wall of the battery shell 3 is also prevented from being stained with dust again, and the effect of thoroughly removing dust is achieved.

It should be noted that, in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described as different from other embodiments, and identical and similar parts between the embodiments are all enough to be referred to each other.

While alternative embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following appended claims be interpreted as including alternative embodiments and all such alterations and modifications as fall within the scope of the embodiments of the utility model.

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

While the foregoing has been described in some detail by way of illustration of the principles and embodiments of the utility model, and while in accordance with the principles and implementations of the utility model, those skilled in the art will readily recognize that the utility model is not limited thereto.

Claims

1. Dust collector, its characterized in that includes:

the dust hood (1) is provided with an assembling port (10) matched with the opening of the battery shell, and the dust hood (1) is used for communicating negative pressure air flow so as to suck dust in the battery shell;

an air knife (2), wherein the air knife (2) is arranged in the dust hood (1); the air knife (2) is used for communicating positive pressure air flow so as to blow dust in the battery shell;

the battery shell opening is matched with the mounting port (10) and buckled with the dust hood (1), so that a relatively closed space is formed between the inner wall of the battery shell and the inner wall of the dust hood (1).

2. The dust removal device according to claim 1, characterized in that the inner wall of the dust hood (1) is provided with a support (11), which support (11) is used for supporting the battery housing.

3. A dust extraction device according to claim 2, characterized in that the support (11) is provided with a recess (111) cooperating with the open rim of the battery housing.

4. The dust removal device according to claim 1, wherein the air knife (2) is connected with a vent pipe (21), and the air knife (2) is communicated with a positive pressure air flow source through the vent pipe (21) so as to be communicated with the positive pressure air flow.

5. The dust removal device according to claim 4, wherein one end of the vent pipe (21) is connected to a side of the air knife (2) facing the dust hood (1) so as to communicate with the inside of the air knife (2), and the other end of the vent pipe (21) is communicated with a positive pressure air flow source.

6. A dust collector according to claim 4, characterized in that the dust hood (1) is provided with perforations (12), the ventilation pipe (21) being threaded into the perforations (12) so that the air knife (2) is attached inside the dust hood (1).

7. The dust removal device according to claim 6, characterized in that the ventilation pipe (21) is provided with at least two, and the opposite sides of the dust hood (1) are respectively provided with the perforations (12).

8. The dust collector of any one of claims 1 to 7, wherein the air knife (2) is arranged in a triangular prism shape, and an air outlet gap is formed at an edge of the air knife (2).

9. The dust removal device according to any one of claims 1 to 7, wherein the dust removal hood (1) is connected to a fan housing (13), and the dust removal hood (1) is communicated with a negative pressure air flow source through the fan housing (13) so as to be communicated with a negative pressure air flow.

10. The dust removal device according to claim 9, wherein the fan housing (13) is integrally arranged in a prismatic table shape, and a vent (131) for communicating with a negative pressure air flow source is arranged at one end of the fan housing (13) away from the dust removal housing (1).