CN220004753U

CN220004753U - Liquid heating and drying device after battery coating

Info

Publication number: CN220004753U
Application number: CN202321399302.1U
Authority: CN
Inventors: 郭作龙
Original assignee: Guoxing Dongguan New Energy Technology Co ltd
Current assignee: Guoxing Dongguan New Energy Technology Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-11-14
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a liquid heating drying device after battery coating, which comprises a shell, a material guide component and a liquid heating plate group, wherein the material guide component is positioned in the shell and used for conducting and supporting a pole piece in the shell, the liquid heating plate group is positioned in the shell, is opposite to the bottom surface of the pole piece and is used for heating the pole piece, the pole piece enters the shell from a feed inlet of the shell and is sent out from a discharge outlet of the shell, the liquid heating plate group consists of a plurality of liquid heating plates which are arranged along the running direction of the pole piece, a flow channel for a heat medium to flow through is arranged in the liquid heating plate, and the bottom surface of the pole piece is heated in a short distance in a non-contact way through the heat medium, so that the temperature of the pole piece is quickly and uniformly increased, and the drying speed is accelerated. The pole piece is heated by the heating channel, so that the pole piece can be heated to the required temperature quickly, the drying efficiency is improved, the drying time is shortened, the heating is uniform, the problem of non-uniform heating of the infrared heating plate can be avoided, and the drying effect is improved.

Description

Liquid heating and drying device after battery coating

Technical Field

The utility model relates to the field of battery pole piece coating, in particular to a liquid heating and drying device after battery coating.

Background

In modern society, batteries have become an indispensable energy supply source, and coating technology has been widely used in battery manufacturing processes. However, the battery coating and drying apparatuses currently existing on the market have some problems: firstly, the traditional battery coating and drying equipment uses a conduction heating mode, such as hot air or infrared heating, which can cause thermal shock to the battery pole piece,

more specifically, the heating efficiency of the infrared rays is affected by reflection and absorption of the plate surface, resulting in uneven heating, affecting the drying efficiency. The heating speed of the infrared heating plate is low, and a long time is required to heat the plate to a required temperature, so that the production efficiency is affected.

In addition, the existing drying equipment also has the possibility that the combustible volatile matters separated out by drying cannot be treated in time sometimes, so that the internal gas is mixed with the volatile matters, and then the combustion explosion is possibly generated.

Therefore, there is room for improvement and a need for the current post-coating drying apparatus.

Disclosure of Invention

The utility model aims to at least overcome the technical defects in the prior art and provide a liquid heating and drying device after battery coating.

In order to achieve the purpose, the liquid heating drying device after battery coating comprises a shell, a material guide component which is positioned in the shell and used for conducting and supporting a pole piece in the shell, and a liquid heating plate group which is positioned in the shell, opposite to the bottom surface of the pole piece and used for heating the pole piece, wherein the pole piece enters the shell from a feed inlet of the shell and is sent out from a discharge outlet of the shell, the liquid heating plate group consists of a plurality of liquid heating plates which are arranged along the walking direction of the pole piece, a flow channel through which a heat medium flows is arranged in the liquid heating plate, and the bottom surface of the pole piece is heated in a close range in a non-contact way through the heat medium, so that the temperature of the pole piece is quickly and uniformly increased, and the drying speed is accelerated.

Further, the liquid heating plate is heated in a non-contact mode, the distance between the liquid heating plate and the bottom surface of the pole piece is 1-150mm, and heat is transferred to the pole piece in a heat conduction and convection mode.

In some embodiments, the flow channels in each liquid heating plate in the liquid heating plate group are connected in series through the pipelines and then connected with an external heat source, and the heat medium is conveyed to the flow channels through the external heat source to heat the liquid heating plate.

In some embodiments, the flow channels of each liquid heating plate in the liquid heating plate group are connected in parallel through pipelines and then connected with an external heat source, and heat media is conveyed to the flow channels through the external heat source, so that the heating of the liquid heating plate is realized.

In some embodiments, the thermal medium is one of water or oil.

In some embodiments, the heat source is a mold temperature machine, and the heat medium generated by the mold temperature machine is circulated into the flow channel to heat the liquid heating plate.

In some embodiments, a heat insulating layer is arranged on the wall surface of the shell, so that heat loss in the shell is reduced.

Furthermore, the heat insulation layer is a hollow heat insulation layer, and an air layer is formed between the inner structural plate and the outer structural plate of the shell so as to reduce the transmission of heat outside the shell.

In some embodiments, a battery coating post-treatment device further comprises a hot air circulation treatment assembly, wherein the hot air circulation treatment assembly comprises an air supply component communicated with the shell, a heating device for heating air flow in the air supply component, a return air pipe used for connecting the interior of the shell and communicated with an air inlet of the air supply component, and a condenser positioned in the return air pipe; the return air pipe is provided with a liquid outlet which is matched with the condenser relatively, and volatile matters of the pole piece coating in the gas flowing back from the shell are condensed and separated out, so that the volatile matters are discharged from the liquid outlet, and the safety of the device is ensured.

Further, the air supply component comprises a fan positioned outside the shell, an air supply pipe with one end connected with an air outlet of the fan, and an air supply part positioned in the shell and connected with the other end of the air supply pipe, and the air supply part is provided with a plurality of exhaust holes which can uniformly send out hot air.

In some embodiments, an air outlet is provided on the housing.

In some embodiments, the material guiding assembly comprises a plurality of material guiding rollers arranged from the feeding hole to the discharging hole of the shell, and each material guiding roller is used for guiding and supporting the pole piece.

The pole piece is heated by the heating channel, so that the pole piece can be heated to the required temperature quickly, the drying efficiency is improved, the drying time is shortened, the heating is uniform, the problem of non-uniform heating of the infrared heating plate can be avoided, and the drying effect is improved.

Additional aspects and other advantages of the disclosure 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 embodiments of the utility model.

Drawings

Various aspects of the present disclosure will be better understood upon reading the following detailed description in conjunction with the drawings, the location, dimensions, and ranges of individual structures shown in the drawings, etc., are sometimes not indicative of actual locations, dimensions, ranges, etc. In the drawings:

FIG. 1 is a schematic diagram of the structure of one embodiment of the present disclosure.

Fig. 2 is a schematic diagram of the structure of an embodiment of the present disclosure at another view angle.

Fig. 3 is a schematic structural view of an embodiment of the present disclosure at yet another perspective.

FIG. 4 is a schematic cross-sectional view of B-B in an embodiment of the present disclosure.

FIG. 5 is a schematic cross-sectional view of A-A in one embodiment of the present disclosure.

Fig. 6 is a schematic diagram of a liquid heating panel according to an embodiment of the present disclosure.

Description of the embodiments

The present disclosure will be described below with reference to the accompanying drawings, which illustrate several embodiments of the present disclosure. It should be understood, however, that the present disclosure may be embodied in many different forms and should not be limited to the embodiments described below, but rather, the embodiments described below are intended to provide a more complete disclosure of the present disclosure and to fully illustrate the scope of the present disclosure to those skilled in the art. It should also be understood that the embodiments disclosed herein can be combined in various ways to provide yet additional embodiments.

It should be understood that throughout the drawings, like reference numerals refer to like elements. In the drawings, the size of certain features may be modified for clarity.

It should be understood that the terminology used in the description is for the purpose of describing particular embodiments only, and is not intended to be limiting of the disclosure. All terms (including technical and scientific terms) used in the specification have the meanings commonly understood by one of ordinary skill in the art unless otherwise defined. For the sake of brevity and/or clarity, techniques, methods and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but the techniques, methods and apparatus should be considered a part of the specification where appropriate.

As used in this specification, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. The use of the terms "comprising," "including," and "containing" in the specification mean that the recited features are present, but that one or more other features are not excluded. The use of the phrase "and/or" in the specification includes any and all combinations of one or more of the associated listed items. The words "between X and Y" and "between about X and Y" used in this specification should be interpreted to include X and Y. The phrase "between about X and Y" as used herein means "between about X and about Y", and the phrase "from about X to Y" as used herein means "from about X to about Y".

In the description, an element is referred to as being "on," "attached" to, "connected" to, "coupled" to, "contacting" or the like another element, and the element may be directly on, attached to, connected to, coupled to or contacting the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly on," "directly attached to," directly connected to, "directly coupled to, or" directly contacting "another element, there are no intervening elements present. In the specification, one feature is arranged "adjacent" to another feature, which may mean that one feature has a portion overlapping with or located above or below the adjacent feature.

In the specification, spatial relationship words such as "upper", "lower", "left", "right", "front", "rear", "high", "low", and the like may describe the relationship of one feature to another feature in the drawings. It will be understood that the spatial relationship words comprise, in addition to the orientations shown in the figures, different orientations of the device in use or operation. For example, when the device in the figures is inverted, features that were originally described as "below" other features may be described as "above" the other features. The device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the relative spatial relationship will be explained accordingly.

Examples

Referring to fig. 1-5, in this embodiment, a liquid heating drying device after battery coating is disclosed, a feed inlet 2 is arranged on the left side of a shell 1 with a hollow heat insulation layer on the wall surface, a discharge outlet 3 is arranged on the other side opposite to the feed inlet 2, a coated pole piece 4 enters the shell 1 from the feed inlet 2 and is sent out from the discharge outlet 3, a material guiding assembly composed of a plurality of material guiding rollers 5 arranged in the direction from the feed inlet 2 to the discharge outlet 3 of the shell 1 is arranged in the shell 1, and each material guiding roller 5 is used for guiding and supporting the pole piece 4, so that the pole piece 4 can smoothly move in the shell 1.

Referring to fig. 4 and 5, in order to realize drying and heating after coating, a liquid heating plate group is arranged in a shell 1, referring to fig. 6, the liquid heating plate group is formed by sequentially sorting a plurality of liquid heating plates 6 according to the level and then connecting the liquid heating plates in series through pipelines, a flow channel 7 is arranged in each liquid heating plate 6, the liquid heating plates are connected with an external mold temperature machine (not shown in the figure) through the pipelines, the mold temperature machine circularly conveys heated high temperature water to the pipelines, and water serving as a heat medium enters the flow channel 7, so that the liquid heating plate 6 has a heating function, in the embodiment, the liquid heating plate 6 is arranged between two material guiding rollers 5, the upper surface of the liquid heating plate 6 is 20mm away from the bottom surface of a pole piece 4, and heat is transferred to the pole piece 4 in a heat conduction and convection heat conduction mode, so as to realize heating and drying of the pole piece 4.

Referring to fig. 1-3, in order to ensure that when the shell 1 dries the pole piece 4, the volatile matters of the pole piece 4 cannot reach the flash point, and further cause danger, a hot air circulation processing component connected into the shell 1 is arranged outside the shell 1, an air supply component in the hot air circulation processing component consists of a fan 8 and an air supply pipe 9 connected with an air outlet of the fan 8 and the shell 1, the hot air circulation processing component further comprises an air return pipe 10 also connected with an air inlet of the fan 8 and the shell 1, a heating device 11 is arranged at the air supply pipe 9, a condenser 12 is arranged in the air return pipe 10, air fed into the shell 1 is dry hot air, and the returned air contains volatile matters, after being processed by the condenser 12, most of the volatile matters are condensed and separated out, and then are discharged through a liquid discharge pipe, so that the safety of the shell 1 is ensured.

Finally, for safety in use and for exhaust gas reprocessing purposes, the housing 1 is provided with an exhaust pipe 13. For example, the exhaust pipe 13 is connected to an external exhaust gas treatment device (not shown in the drawings).

Although exemplary embodiments of the present disclosure have been described, it will be understood by those skilled in the art that various changes and modifications can be made to the exemplary embodiments of the present disclosure without materially departing from the spirit and scope of the disclosure. Accordingly, all changes and modifications are intended to be included within the scope of the present disclosure as defined by the appended claims. The disclosure is defined by the following claims, with equivalents of the claims to be included therein.

Claims

1. The utility model provides a liquid warms up drying device after battery coating which characterized in that: including the casing, be located the casing and be used for the conduction support of pole piece in the casing the guide subassembly and be located the casing with pole piece bottom surface relative and be used for carrying out the liquid warm heating plate group of heating to the pole piece, the pole piece gets into the casing from the feed inlet of casing and with the back discharge gate of follow casing in, liquid warm heating plate group comprises the liquid warm heating plate that the pole piece walking direction was arranged along the polylith, is equipped with the runner that is used for the heat medium to flow through in the liquid warm heating plate, carries out closely non-contact heating to the pole piece bottom surface via the heat medium, improves pole piece temperature fast and evenly for drying rate.

2. A post-battery-coating liquid-warm drying apparatus as set forth in claim 1, wherein: the liquid heating plate is 1-150mm away from the bottom surface of the pole piece, and heat is transferred to the pole piece by utilizing heat conduction and convection heat transfer modes.

3. A post-battery-coating liquid-warm drying apparatus as set forth in claim 1, wherein: the flow channels in each liquid heating plate in the liquid heating plate group are connected with an external heat source after being connected in series through pipelines, and heat media are conveyed to the flow channels through the external heat source, so that the heating of the liquid heating plate is realized.

4. A post-battery-coating liquid-warm drying apparatus as set forth in claim 1, wherein: the flow channels of the liquid heating plates in the liquid heating plate group are connected in parallel through pipelines and then connected with an external heat source, and heat media are conveyed to the flow channels through the external heat source, so that the heating of the liquid heating plates is realized.

5. A post-battery-coating liquid-warm drying apparatus as set forth in claim 1, wherein: the heat medium is one of water or oil.

6. A post-battery-coating liquid-warm drying apparatus as set forth in claim 3 or 4, wherein: the heat source is a mold temperature machine, and a high-temperature medium generated by the mold temperature machine circularly enters the flow passage to enable the liquid heating plate to generate heat.

7. A post-battery-coating liquid-warm drying apparatus as set forth in claim 1, wherein: the wall surface of the shell is provided with a heat insulation layer, so that heat loss in the shell is reduced.

8. A post-battery-coating liquid-warm drying apparatus as set forth in claim 1, further comprising: the hot air circulation treatment assembly comprises an air supply component communicated with the shell, a heating device for heating air flow in the air supply component, a return air pipe used for connecting the interior of the shell and communicated with an air inlet of the air supply component, and a condenser positioned in the return air pipe; the return air pipe is provided with a liquid outlet which is matched with the condenser relatively, and volatile matters of the pole piece coating in the gas flowing back from the shell are condensed and separated out, so that the volatile matters are discharged from the liquid outlet, and the safety of the device is ensured.

9. A post-battery-coating liquid-warm drying apparatus as set forth in claim 8, wherein: the air supply part comprises a fan outside the shell, an air supply pipe with one end connected with an air outlet of the fan and an air supply part inside the shell and connected with the other end of the air supply pipe, and the air supply part is provided with a plurality of exhaust holes which can uniformly send out hot air.

10. A post-battery-coating liquid-warm drying apparatus as set forth in claim 1, wherein: an air outlet is arranged on the shell.