CN113497278A - Composite production device of solid-state energy storage equipment - Google Patents

Composite production device of solid-state energy storage equipment Download PDF

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Publication number
CN113497278A
CN113497278A CN202010262187.8A CN202010262187A CN113497278A CN 113497278 A CN113497278 A CN 113497278A CN 202010262187 A CN202010262187 A CN 202010262187A CN 113497278 A CN113497278 A CN 113497278A
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CN
China
Prior art keywords
coating
solid
electrode strip
ion conductor
roller
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CN202010262187.8A
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Chinese (zh)
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辛民昌
李长明
吴超
辛程勋
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Qingdao Jiuhuan Xinyue New Energy Technology Co ltd
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Qingdao Jiuhuan Xinyue New Energy Technology Co ltd
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Priority to CN202010262187.8A priority Critical patent/CN113497278A/en
Publication of CN113497278A publication Critical patent/CN113497278A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0404—Machines for assembling batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

The invention discloses a composite production device of solid-state energy storage equipment, which comprises a composite mechanism and a coating mechanism, wherein the composite mechanism comprises a first coating mechanism and a second coating mechanism; the coating mechanism is at least one, and is used for coating the solid ion conductor material on one side of the electrode strip and forming a solid ion conductor layer; a guide roller set used for guiding the electrode strip coated with the solid ion conductor material on one side surface to the compound mechanism is arranged between any one of the coating mechanisms and the compound mechanism; the compound mechanism is used for laminating and compounding all the electrode strips. The coating mechanism is utilized to coat the solid-state ion conductor material on the side surface of the electrode strip respectively and form a solid-state ion conductor layer, and then the guide roller set is utilized to directly guide the coated electrode material to the compounding mechanism for compounding, so that the one-time compound production of the multilayer electrode strip can be realized, the one-time compound production of the multilayer solid-state energy storage equipment can be realized, and the production efficiency can be effectively improved.

Description

Composite production device of solid-state energy storage equipment
Technical Field
The invention belongs to the technical field of energy storage equipment, and particularly relates to a composite production device of solid-state energy storage equipment.
Background
Solid state batteries are a battery technology. Unlike lithium ion batteries and lithium ion polymer batteries that are currently in widespread use, a solid-state battery is a battery that uses a solid electrode and a solid electrolyte. The traditional liquid lithium battery is also called as a rocking chair type battery by scientists visually, wherein two ends of the rocking chair are provided with the positive pole and the negative pole of the battery, and the middle part of the rocking chair is provided with electrolyte (liquid). The lithium ions run back and forth at the two ends of the rocking chair just like excellent athletes, and the charging and discharging process of the battery is completed in the movement process of the lithium ions from the positive pole to the negative pole and then to the positive pole. The principle of the solid-state battery is the same as that of the solid-state battery, but the electrolyte is solid, and the density and the structure of the solid-state battery can enable more charged ions to be gathered at one end to conduct larger current, so that the battery capacity is improved. Therefore, the solid-state battery will become smaller in volume for the same amount of power. Moreover, because the solid-state battery has no electrolyte, the sealing is easier, and when the solid-state battery is used on large-scale equipment such as automobiles, cooling pipes, electronic controls and the like do not need to be additionally arranged, so that the cost is saved, and the weight can be effectively reduced.
Disclosure of Invention
In view of this, the present invention provides a composite production apparatus for solid-state energy storage devices, which can realize one-time composite production of multilayer solid-state energy storage devices and can effectively improve efficiency.
In order to achieve the purpose, the invention provides the following technical scheme:
a composite production device of solid-state energy storage equipment comprises a composite mechanism and a coating mechanism;
the coating mechanism is at least one, and is used for coating the solid ion conductor material on one side of the electrode strip and forming a solid ion conductor layer; a guide roller set used for guiding the electrode strip coated with the solid ion conductor material on one side surface to the compound mechanism is arranged between any one of the coating mechanisms and the compound mechanism;
the compound mechanism is used for laminating and compounding all the electrode strips together;
arranging at least one coating mechanism which is adjacently arranged and coats the solid ion conductor material on the same-direction side face of the corresponding electrode strip material into a group;
when all the coating mechanisms are set as a group, the composite production device further comprises a first unwinding mechanism, and a first unwinding guide roller group for guiding the electrode strip which is not coated with the solid-state ion conductor material to the composite mechanism is arranged between the first unwinding mechanism and the composite mechanism; making the electrode strip which is not coated with the solid ion conductor material be a 1 st electrode strip, the electrode strip adjacent to the 1 st electrode strip be a 2 nd electrode strip, the other electrode strip adjacent to the 2 nd electrode strip be a 3 rd electrode strip, … …, and the other electrode strip adjacent to the n-1 st electrode strip be an nth electrode strip; then: the solid ion conductor layer coated on the j electrode strip is positioned between the j-1 th electrode strip and the j electrode strip; wherein j is more than or equal to 1 and less than or equal to n, and n is a positive integer more than or equal to 1;
when all the coating mechanisms are set to at least two groups, in two adjacent groups of the coating mechanisms:
if any two solid ion conductor layers of the electrode strips coated by the two adjacent groups of coating mechanisms are oppositely arranged, compounding all the electrode strips coated by the two adjacent groups of coating mechanisms together by using the compounding mechanism; or a second unwinding mechanism is arranged between the two adjacent groups of coating mechanisms, and a second unwinding guide roller set used for guiding the electrode strip which is not coated with the solid-state ion conductor material to the composite mechanism is arranged between the second unwinding mechanism and the composite mechanism;
if the solid ion conductor layers of any two electrode strips respectively coated by the two adjacent groups of coating mechanisms are arranged in a reverse manner, a third unwinding mechanism is arranged between the two adjacent groups of coating mechanisms, and a third unwinding guide roller set used for guiding the electrode strips coated with the solid ion conductor materials on the side surfaces of the two sides to the composite mechanism is arranged between the third unwinding mechanism and the composite mechanism.
Further, the coating mechanism comprises a feeding roller, a transfer roller, a coating roller and a coating press roller;
the feeding roller and the transfer roller are adjacently arranged, the roller gap between the feeding roller and the transfer roller is adjustable, and a feeding area for adding the solid ion conductor material is formed between the feeding roller and the transfer roller;
the coating roller is arranged adjacent to the coating pressing roller, and the coating roller receives the solid ion conductor material adhered by the transfer roller and coats the solid ion conductor material on the electrode strip guided by the coating pressing roller.
Further, at least one intermediate transfer roller is arranged between the transfer roller and the coating roller.
Furthermore, the coating mechanism also comprises a coating unwinding mechanism which is used for unwinding the electrode strip and guiding the electrode strip to the corresponding coating pressing roller.
Further, the compound mechanism includes compound roller set, compound roller set is including two compound rollers that correspond the setting.
Furthermore, a double-sided coating mechanism for respectively coating the solid-state ion conductor materials on the side surfaces of the two sides of the corresponding electrode strip is arranged between the third unwinding mechanism and the composite mechanism.
Further, the electrode strip comprises a substrate, wherein an electrode active material layer is compounded on at least one side face of the substrate.
Further, the solid ion conductor material is made of one or a mixture of at least two of gel, oxide, sulfide and organic polymer.
Further, the solid-state energy storage device is a battery or a capacitor.
The invention has the beneficial effects that:
according to the composite production device of the solid-state energy storage equipment, the coating mechanism is utilized to coat the solid-state ion conductor materials on the side surfaces of the electrode strips respectively and form the solid-state ion conductor layers, and then the guide roller set is utilized to directly guide the coated electrode materials to the composite mechanism for compounding, so that the one-time composite production of the multilayer electrode strips can be realized, the one-time composite production of the laminated solid-state energy storage equipment can be realized, and the production efficiency can be effectively improved.
The coating mechanism comprises a feeding roller, a transfer roller, a coating roller and a coating pressing roller, when the coating mechanism is used, the thickness of the solid ion conductor material adhered to the transfer roller can be controlled by adjusting a roller gap between the feeding roller and the transfer roller, then the thickness of the solid ion conductor material adhered to the coating roller is further controlled by transferring the solid ion conductor material between the transfer roller and the coating roller, namely the quality of the solid ion conductor material per unit area on the coating roller is controlled to reach a set range, finally the solid ion conductor material is coated on the electrode strip, and the electrode strip compounded with the solid ion conductor layer is obtained.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic structural diagram of an embodiment 1 of a composite production apparatus for a solid-state energy storage device according to the present invention;
fig. 2 is a schematic diagram of a second structure of a composite production apparatus of the solid-state energy storage device in the embodiment;
FIG. 3 is a schematic structural diagram of an embodiment 2 of a composite production apparatus for a solid-state energy storage device according to the present invention;
fig. 4 is a schematic structural diagram of a second composite production apparatus of the solid-state energy storage device in the embodiment;
FIG. 5 is a schematic structural diagram of an embodiment 3 of a composite production apparatus for a solid-state energy storage device according to the present invention;
fig. 6 is a schematic structural diagram of a second composite production apparatus of the solid-state energy storage device in the embodiment;
FIG. 7 is a schematic structural diagram of an embodiment 4 of a composite production apparatus for a solid-state energy storage device according to the present invention;
fig. 8 is a schematic diagram of a second structure of a composite production apparatus of the solid-state energy storage device in this embodiment.
Detailed Description
The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.
The composite production device of the solid-state energy storage equipment comprises a composite mechanism 10, a coating mechanism 20 and a winding mechanism 40. The coating mechanism 20 is provided as at least one, and the coating mechanism 20 is used for coating the solid ion conductor material on one side surface of the electrode strip material 1 and forming a solid ion conductor layer; a guide roller set for guiding the electrode strip 1 with one side coated with the solid ion conductor material to the combining mechanism 10 is arranged between any one of the coating mechanisms 20 and the combining mechanism 10, and the guide roller set comprises at least one guide roller 31. The compound mechanism 10 is used for laminating and compounding all the electrode strips 1, and the rolling mechanism 40 is used for rolling the solid-state energy storage device strips laminated and compounded together.
At least one coating mechanism which is adjacently arranged and coats the solid ion conductor material on the same-direction side face of the corresponding electrode strip 1 is set as a group.
When all the coating mechanisms 20 are set as a group, the compound production apparatus further includes a first unwinding mechanism (not shown in the figure), and a first unwinding guide roller set for guiding the electrode strip 2 not coated with the solid-state ion conductor material to the compound mechanism 10 is disposed between the first unwinding mechanism and the compound mechanism 10, and the first unwinding guide roller set includes at least one unwinding guide roller 32. Let the electrode strip 2 not coated with the solid ion conductor material be the 1 st electrode strip, the electrode strip 1 adjacent to the 1 st electrode strip be the 2 nd electrode strip, another electrode strip 1 adjacent to the 2 nd electrode strip be the 3 rd electrode strip, … …, another electrode strip 1 adjacent to the n-1 st electrode strip be the nth electrode strip; then: the solid ion conductor layer coated on the j electrode strip is positioned between the j-1 th electrode strip and the j electrode strip; wherein j is more than or equal to 1 and less than or equal to n, and n is a positive integer more than or equal to 1.
When all the coating units 20 are provided in at least two groups, in the adjacent two groups of coating units:
if any two solid ion conductor layers of the electrode strip 1 respectively coated by the two adjacent groups of coating mechanisms 20 are oppositely arranged, that is, the solid ion conductor layers are respectively positioned on two opposite side surfaces of the two electrode strip 1, all the electrode strip 1 coated by the two adjacent groups of coating mechanisms are compounded together by using the compounding mechanism 10; or a second unwinding mechanism (not shown in the figure) is arranged between the two adjacent groups of coating mechanisms 20, a second unwinding guide roller set for guiding the electrode strip 3 which is not coated with the solid-state ion conductor material to the compounding mechanism is arranged between the second unwinding mechanism and the compounding mechanism 10, and the second unwinding guide roller set comprises at least one unwinding guide roller 33.
If any two solid ion conductor layers of the electrode strip respectively coated by the two adjacent groups of coating mechanisms 10 are arranged in an opposite manner, that is, the solid ion conductor layers are respectively located on two opposite sides of the two electrode strip 1, a third unwinding mechanism (not shown in the figure) is arranged between the two adjacent groups of coating mechanisms 20, a third unwinding guide roller set for guiding the electrode strip 4, on which the solid ion conductor material is uniformly coated on the two side surfaces, to the composite mechanism is arranged between the third unwinding mechanism and the composite mechanism 10, and the third unwinding guide roller set comprises at least one unwinding guide roller 34. A double-sided coating mechanism for respectively coating the solid-state ion conductor material on the two side surfaces of the corresponding electrode strip is arranged between the third unwinding mechanism and the composite mechanism 10, and the double-sided coating mechanism for respectively coating the two side surfaces of the electrode strip 4 can be realized by adopting various existing coating modes, so that the description is omitted.
The composite production device of the solid-state energy storage equipment of the embodiment utilizes the coating mechanism to respectively coat the solid-state ion conductor material on the side surface of the electrode strip and form the solid-state ion conductor layer, then utilizes the guide roller group to directly guide the electrode material after the coating is finished to the composite mechanism for compounding, so that the one-time composite production of the multilayer electrode strip can be realized, the one-time composite production of the laminated solid-state energy storage equipment can be realized, and the production efficiency can be effectively improved.
Example 1
Fig. 1 is a schematic structural diagram of an embodiment 1 of a composite production apparatus for a solid-state energy storage device according to the present invention. The composite production apparatus of the present embodiment includes a composite mechanism 10 and a coating mechanism 20. The coating mechanism 20 is used for coating the solid ion conductor material on one side face of the electrode strip material 1 and forming a solid ion conductor layer; a guide roller set used for guiding the electrode strip 1 with one side coated with the solid ion conductor material to the compound mechanism 10 is arranged between all the coating mechanisms 20 and the compound mechanism 10, and the guide roller set comprises at least one guide roller 31. The combining mechanism 10 is used to combine all the electrode strips 1 in a layer.
At least one coating mechanism which is adjacently arranged and coats the solid ion conductor material on the same-direction side face of the corresponding electrode strip 1 is set as a group. All the coating mechanisms of the present embodiment are set as a group, each group of coating mechanisms includes at least one coating mechanism, as shown in fig. 1, one coating mechanism, and as shown in fig. 2, three coating mechanisms. The number of the coating mechanisms is set according to actual production requirements, and the coating mechanisms are not described in detail.
One coating mechanism of the present embodiment is set as one set. The composite production device further comprises a first unwinding mechanism (not shown in the figure), a first unwinding guide roller set used for guiding the electrode strip 2 which is not coated with the solid-state ion conductor material to the composite mechanism 10 is arranged between the first unwinding mechanism and the composite mechanism 10, and the first unwinding guide roller set comprises at least one unwinding guide roller 32. Let the electrode strip 2 not coated with the solid ion conductor material be the 1 st electrode strip, the electrode strip 1 adjacent to the 1 st electrode strip be the 2 nd electrode strip, another electrode strip 1 adjacent to the 2 nd electrode strip be the 3 rd electrode strip, … …, another electrode strip 1 adjacent to the n-1 st electrode strip be the nth electrode strip; then: the solid ion conductor layer coated on the j electrode strip is positioned between the j-1 th electrode strip and the j electrode strip; wherein j is more than or equal to 1 and less than or equal to n, and n is a positive integer more than or equal to 1.
Specifically, the coating mechanism includes a feed roller 21, a transfer roller 22, a coating roller 23, and a coating nip roller 24. The feeding roller 21 and the transfer roller 22 are adjacently arranged, the roller gap between the feeding roller 21 and the transfer roller 22 is adjustable, and a feeding area 25 for adding the solid ion conductor material is formed between the feeding roller 21 and the transfer roller 22. The coating roll 23 is disposed adjacent to the coating nip roll 24, and the coating roll 23 receives the solid ion conductor material adhered by the transfer roll 22 and coats the solid ion conductor material on the electrode strip 1 guided by the coating nip roll 24. Specifically, the coating mechanism of the present embodiment further includes a coating unwinding mechanism (not shown in the figure) for unwinding the electrode strip 1 and guiding the electrode strip 1 to the corresponding coating pressing roller 24.
Preferably, at least one intermediate transfer roll 26 is provided between the transfer roll 22 and the applicator roll 23. An intermediate transfer roller 26 is arranged between the transfer roller 22 and the coating roller 23 in the embodiment, the number of the intermediate transfer rollers 26 is set according to actual requirements, and in the process of transferring the solid ion conductor material among the transfer roller 22, the intermediate transfer roller 26 and the coating roller 23, the coating thickness of the solid ion conductor material is accurately controlled by means of the rotating speed difference among the rollers and the like.
The coating mechanism of the embodiment comprises a feeding roller, a transfer roller, a coating roller and a coating pressing roller, when the coating mechanism is used, the thickness of the solid ion conductor material adhered to the transfer roller can be controlled by adjusting a roller gap between the feeding roller and the transfer roller, then the thickness of the solid ion conductor material adhered to the coating roller is further controlled by transferring the solid ion conductor material between the transfer roller and the coating roller, namely, the mass of the solid ion conductor material per unit area on the coating roller is controlled to reach a set range, finally, the solid ion conductor material is coated on the electrode strip, the electrode strip compounded with the solid ion conductor layer is obtained, the solid ion conductor layer can be thinner and even reaches below 10 microns, the thickness is uniform, and the quality is more stable.
Further, the compound mechanism 10 includes a compound roller set including two compound rollers 11,12 correspondingly disposed, and all the electrode strips are guided between the two compound rollers 11,12 and are compounded together.
Further, the electrode strip comprises a substrate, and an electrode active material layer is compounded on at least one side surface of the substrate. In the finally obtained solid-state energy storage device, in the laminated electrode strips, the electrode active material layers are compounded on the side surfaces of two sides of the electrode strip positioned in the middle, and the electrode active material layers are compounded on only one side of the two electrode strips positioned at two ends.
Further, the solid ion conductor material is made of one or a mixture of at least two of gel, oxide, sulfide and organic polymer, and the solid ion conductor material of the embodiment is gel.
Specifically, solid-state energy storage equipment is battery or condenser, and when solid-state energy storage equipment was the battery, two adjacent electrode strips were positive pole and negative pole respectively, and when solid-state energy storage equipment was the condenser, two adjacent electrode strips were the same, and solid-state energy storage equipment was symmetrical formula condenser, and when two adjacent electrode strips were inequality, solid-state energy storage equipment was asymmetric formula condenser.
Example 2
Fig. 3 is a schematic structural diagram of an embodiment 2 of the composite production apparatus of the solid-state energy storage device according to the present invention. The composite production apparatus of the present embodiment includes a composite mechanism 10 and a coating mechanism 20. The coating mechanism 20 is provided as one, and the coating mechanism 20 is used for coating the solid ion conductor material on one side surface of the electrode strip material 1 and forming a solid ion conductor layer; a guide roller set for guiding the electrode strip 1 coated with the solid ion conductor material on one side surface to the compound mechanism 10 is arranged between the coating mechanism 20 and the compound mechanism 10, and the guide roller set comprises at least one guide roller 31. The combining mechanism 10 is used to combine all the electrode strips 1 in a layer.
At least one coating mechanism which is adjacently arranged and coats the solid ion conductor material on the same-direction side face of the corresponding electrode strip 1 is set as a group. The coating mechanisms of the present embodiment are provided in two groups, as shown in fig. 3, each group of coating mechanisms includes one coating mechanism; as shown in fig. 4, each set of coating mechanisms includes 3 coating mechanisms. Of course, each group may contain an equal or unequal number of coating mechanisms, and the description is not repeated.
In this embodiment, the solid ion conductor layers of the electrode strips 1 coated by the two adjacent sets of coating mechanisms 20 are oppositely disposed, that is, the solid ion conductor layers are respectively located on two opposite sides of the two electrode strips 1, and then all the electrode strips 1 coated by the two adjacent sets of coating mechanisms are combined together by the combining mechanism 10, as shown in fig. 3 and 4.
Other embodiments of the present embodiment are the same as embodiment 1, and are not described in detail.
Example 3
Fig. 5 is a schematic structural diagram of an embodiment 3 of the composite production apparatus of the solid-state energy storage device according to the present invention. The composite production apparatus of the present embodiment includes a composite mechanism 10 and a coating mechanism 20. The coating mechanism 20 is provided as one, and the coating mechanism 20 is used for coating the solid ion conductor material on one side surface of the electrode strip material 1 and forming a solid ion conductor layer; a guide roller set for guiding the electrode strip 1 coated with the solid ion conductor material on one side surface to the compound mechanism 10 is arranged between the coating mechanism 20 and the compound mechanism 10, and the guide roller set comprises at least one guide roller 31. The combining mechanism 10 is used to combine all the electrode strips 1 in a layer.
At least one coating mechanism which is adjacently arranged and coats the solid ion conductor material on the same-direction side face of the corresponding electrode strip 1 is set as a group. The coating mechanisms of the present embodiment are provided in two groups, as shown in fig. 5, each group of coating mechanisms includes one coating mechanism; as shown in fig. 6, each set of coating mechanisms includes 3 coating mechanisms. Of course, each group may contain an equal or unequal number of coating mechanisms, and the description is not repeated.
In this embodiment, the solid ion conductor layers of the electrode strips 1 coated by the two groups of adjacent coating mechanisms 20 are oppositely arranged, that is, the solid ion conductor layers are respectively located on two opposite side surfaces of the two electrode strips 1, in this embodiment, a second unwinding mechanism (not shown in the figure) is arranged between the two groups of adjacent coating mechanisms 20, a second unwinding guide roller set for guiding the electrode strips 3 which are not coated with the solid ion conductor material to the combining mechanism is arranged between the second unwinding mechanism and the combining mechanism 10, and the second unwinding guide roller set includes at least one unwinding guide roller 33.
Other embodiments of the present embodiment are the same as embodiment 1, and are not described in detail.
Example 4
Fig. 7 is a schematic structural diagram of an embodiment 4 of the composite production apparatus of the solid-state energy storage device according to the present invention. The composite production apparatus of the present embodiment includes a composite mechanism 10 and a coating mechanism 20. The coating mechanism 20 is provided as one, and the coating mechanism 20 is used for coating the solid ion conductor material on one side surface of the electrode strip material 1 and forming a solid ion conductor layer; a guide roller set for guiding the electrode strip 1 coated with the solid ion conductor material on one side surface to the compound mechanism 10 is arranged between the coating mechanism 20 and the compound mechanism 10, and the guide roller set comprises at least one guide roller 31. The combining mechanism 10 is used to combine all the electrode strips 1 in a layer.
At least one coating mechanism which is adjacently arranged and coats the solid ion conductor material on the same-direction side face of the corresponding electrode strip 1 is set as a group. The coating mechanisms of the present embodiment are provided in two groups, as shown in fig. 7, each group of coating mechanisms includes one coating mechanism; as shown in fig. 8, each set of coating mechanisms includes 3 coating mechanisms. Of course, each group may contain an equal or unequal number of coating mechanisms, and the description is not repeated.
In this embodiment, the solid ion conductor layers of the electrode strips coated by the two groups of adjacent coating mechanisms 10 are arranged oppositely, that is, the solid ion conductor layers are respectively located on two opposite side surfaces of the two electrode strips 1, a third unwinding mechanism (not shown in the figure) is arranged between the two groups of adjacent coating mechanisms 20, a third unwinding guide roller set for guiding the electrode strips 4 coated with the solid ion conductor material on the side surfaces of the two sides to the composite mechanism is arranged between the third unwinding mechanism and the composite mechanism 10, and the third unwinding guide roller set includes at least one unwinding guide roller 34. A double-sided coating mechanism for respectively coating the solid-state ion conductor material on the two side surfaces of the corresponding electrode strip is arranged between the third unwinding mechanism and the composite mechanism 10, and the double-sided coating mechanism for respectively coating the two side surfaces of the electrode strip 4 can be realized by adopting various existing coating modes, so that the description is omitted.
Other embodiments of the present embodiment are the same as embodiment 1, and are not described in detail.
Note: the same-direction side face is a side face of a plurality of electrode strips in the same direction; for example, the left side surfaces of the plurality of electrode strips are the same-direction side surfaces of the electrode strips in the same direction; similarly, the right side of the electrode strips is also the side of the electrode strips in the same direction.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.

Claims (9)

1. The utility model provides a compound apparatus for producing of solid-state energy storage equipment which characterized in that:
comprises a composite mechanism and a coating mechanism;
the coating mechanism is at least one, and is used for coating the solid ion conductor material on one side of the electrode strip and forming a solid ion conductor layer; a guide roller set used for guiding the electrode strip coated with the solid ion conductor material on one side surface to the compound mechanism is arranged between any one of the coating mechanisms and the compound mechanism;
the compound mechanism is used for laminating and compounding all the electrode strips together;
arranging at least one coating mechanism which is adjacently arranged and coats the solid ion conductor material on the same-direction side face of the corresponding electrode strip material into a group;
when all the coating mechanisms are set as a group, the composite production device further comprises a first unwinding mechanism, and a first unwinding guide roller group for guiding the electrode strip which is not coated with the solid-state ion conductor material to the composite mechanism is arranged between the first unwinding mechanism and the composite mechanism; making the electrode strip which is not coated with the solid ion conductor material be a 1 st electrode strip, the electrode strip adjacent to the 1 st electrode strip be a 2 nd electrode strip, the other electrode strip adjacent to the 2 nd electrode strip be a 3 rd electrode strip, … …, and the other electrode strip adjacent to the n-1 st electrode strip be an nth electrode strip; then: the solid ion conductor layer coated on the j electrode strip is positioned between the j-1 th electrode strip and the j electrode strip; wherein j is more than or equal to 1 and less than or equal to n, and n is a positive integer more than or equal to 1;
when all the coating mechanisms are set to at least two groups, in two adjacent groups of the coating mechanisms:
if any two solid ion conductor layers of the electrode strips coated by the two adjacent groups of coating mechanisms are oppositely arranged, compounding all the electrode strips coated by the two adjacent groups of coating mechanisms together by using the compounding mechanism; or a second unwinding mechanism is arranged between the two adjacent groups of coating mechanisms, and a second unwinding guide roller set used for guiding the electrode strip which is not coated with the solid-state ion conductor material to the composite mechanism is arranged between the second unwinding mechanism and the composite mechanism;
if the solid ion conductor layers of any two electrode strips respectively coated by the two adjacent groups of coating mechanisms are arranged in a reverse manner, a third unwinding mechanism is arranged between the two adjacent groups of coating mechanisms, and a third unwinding guide roller set used for guiding the electrode strips coated with the solid ion conductor materials on the side surfaces of the two sides to the composite mechanism is arranged between the third unwinding mechanism and the composite mechanism.
2. The composite production apparatus of the solid-state energy storage device according to claim 1, characterized in that:
the coating mechanism comprises a feeding roller, a transfer roller, a coating roller and a coating press roller;
the feeding roller and the transfer roller are adjacently arranged, the roller gap between the feeding roller and the transfer roller is adjustable, and a feeding area for adding the solid ion conductor material is formed between the feeding roller and the transfer roller;
the coating roller is arranged adjacent to the coating pressing roller, and the coating roller receives the solid ion conductor material adhered by the transfer roller and coats the solid ion conductor material on the electrode strip guided by the coating pressing roller.
3. The composite production apparatus of the solid-state energy storage device according to claim 2, characterized in that:
at least one intermediate transfer roller is arranged between the transfer roller and the coating roller.
4. The composite production apparatus of the solid-state energy storage device according to claim 2, characterized in that:
the coating mechanism further comprises a coating unwinding mechanism used for unwinding the electrode strip and guiding the electrode strip to the corresponding coating pressing roller.
5. The composite production apparatus of the solid-state energy storage device according to claim 1, characterized in that:
the compound mechanism includes compound roller set, compound roller set is including two compound rollers that correspond the setting.
6. The composite production apparatus of the solid-state energy storage device according to claim 1, characterized in that:
and a double-side coating mechanism for respectively coating the solid-state ion conductor material on the side surfaces of the two sides of the corresponding electrode strip is arranged between the third unwinding mechanism and the composite mechanism.
7. The composite production apparatus of the solid-state energy storage device according to claim 1, characterized in that:
the electrode strip comprises a substrate, wherein an electrode active material layer is compounded on at least one side face of the substrate.
8. The composite production apparatus of the solid-state energy storage device according to claim 1, characterized in that:
the solid ion conductor material is made of one or a mixture of at least two of gel, oxide, sulfide and organic polymer.
9. The composite production apparatus of the solid-state energy storage device according to claim 1, characterized in that:
the solid-state energy storage device is a battery or a capacitor.
CN202010262187.8A 2020-04-06 2020-04-06 Composite production device of solid-state energy storage equipment Pending CN113497278A (en)

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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
CN113497278A true CN113497278A (en) 2021-10-12

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