CN217641720U - Embedded battery filling nozzle and filling device - Google Patents
Embedded battery filling nozzle and filling device Download PDFInfo
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- CN217641720U CN217641720U CN202221729362.0U CN202221729362U CN217641720U CN 217641720 U CN217641720 U CN 217641720U CN 202221729362 U CN202221729362 U CN 202221729362U CN 217641720 U CN217641720 U CN 217641720U
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- liquid injection
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- battery
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- 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
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- Filling, Topping-Up Batteries (AREA)
Abstract
The utility model provides an embedded battery annotates liquid mouth and priming device relates to the battery and makes technical field. The embedded battery liquid injection nozzle comprises a liquid injection body and a liquid injection piece. The notes liquid body is provided with annotates the liquid passageway, annotates the liquid piece and sets up in annotating the liquid body and with annotate liquid passageway intercommunication, inserts the notes liquid hole of battery through annotating the part that the liquid piece stretches out to carry the inside to the battery with the electrolyte in the notes liquid passageway, can avoid leading to the electrolyte seepage at the battery top cap at notes liquid in-process, need not to wash, reduce the wasting of resources. Moreover, the utility model discloses simple structure, mode are reliable and low cost.
Description
Technical Field
The utility model relates to a battery manufacturing technology field particularly, relates to an embedded battery annotates liquid mouth and priming device.
Background
At present, in the process of injecting electrolyte into a battery, a non-embedded liquid injection nozzle is generally adopted, the non-embedded liquid injection nozzle is provided with a large contact surface, a battery liquid injection hole is covered by the liquid injection nozzle for injecting liquid, electrolyte residues easily appear on a battery top cover after liquid injection is completed, electrolyte crystals which are difficult to remove are formed, and inconvenience is brought to subsequent production procedures.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an embedded battery annotates liquid mouth and priming device, it can realize annotating the liquid process battery top cap and do not have the electrolyte to remain.
The embodiment of the utility model is realized like this:
in a first aspect, the utility model provides an embedded battery annotates liquid mouth, include:
the liquid injection device comprises a liquid injection body, a liquid injection device and a liquid injection device, wherein the liquid injection body is provided with a liquid injection channel;
annotate the liquid piece, annotate the liquid piece set up in annotate the liquid body and with annotate the liquid channel intercommunication, annotate the liquid piece and keep away from the one end of annotating the liquid channel set up in annotate outside the liquid body for stretch into the inside of battery.
In an optional embodiment, the liquid injection body comprises a cavity part and a supporting part which are connected with each other, the liquid injection channel is arranged in the cavity part, and the liquid injection piece is arranged in the supporting part;
one end, far away from the liquid injection channel, of the liquid injection piece is arranged outside the abutting portion, the abutting portion is used for extending into and abutting against a counter bore of the battery, and the liquid injection piece is used for extending into the battery under the condition that the abutting portion abuts against the counter bore of the battery.
In an optional implementation manner, one end of the abutting portion, which is far away from the liquid injection channel, is provided with an abutting surface, one end of the liquid injection member is arranged outside the abutting surface, and the abutting surface is used for being attached to the bottom wall of the counter bore of the battery.
In an optional embodiment, the abutting portion is in a circular truncated cone shape, and the abutting surface is a circular bottom surface of the abutting portion.
In an alternative embodiment, the diameter of the abutting portion gradually increases in a direction away from the liquid injection channel.
In an optional embodiment, the liquid injection body further includes a connecting portion, and the connecting portion is annularly disposed at one end of the cavity portion connected to the abutting portion.
In an optional embodiment, the liquid injection channel comprises a first channel and a second channel, one end of the first channel is communicated with the second channel, the other end of the first channel is provided with an opening, and the liquid injection part is communicated with the second channel;
the inner diameter of the first channel is larger than that of the second channel, and the opening is used for the liquid injection pipe to extend into the first channel.
In an alternative embodiment, the cavity portion is provided with a chamfer at the first channel corresponding to the opening.
In an alternative embodiment, the injection member is tubular.
In a second aspect, the present invention provides a liquid injection device, comprising an embedded battery liquid injection nozzle as described in any of the previous embodiments.
The embodiment of the utility model provides an embedded battery annotates liquid mouth and priming device's beneficial effect includes: the part of the liquid injection piece extending out of the liquid injection body is inserted into the liquid injection hole of the battery, so that electrolyte in the liquid injection channel is conveyed to the inside of the battery, the electrolyte leakage in the liquid injection process at the top cover of the battery can be avoided, the cleaning is not needed, and the resource waste is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.
Fig. 1 is a schematic structural view of an embedded battery liquid injection nozzle provided by an embodiment of the present invention;
fig. 2 is a sectional view of the embedded battery filling nozzle provided by the embodiment of the present invention.
An icon: 10-embedded battery liquid injection nozzle; 100-liquid injection body; 110-a cavity portion; 111-a liquid injection channel; 1111-a first channel; 1112-a second channel; 1113-opening; 112-chamfering; 120-a holding portion; 121-a holding surface; 130-a connecting portion; 200-liquid injection piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides an injection device for annotate the liquid to the battery, be applicable to batteries such as square shell battery usually. The liquid injection device comprises an embedded battery liquid injection nozzle, a liquid injection pipe and other components, so that liquid can be effectively injected without electrolyte residue.
It should be noted that, this type of battery is usually provided with a counter bore, and a liquid injection hole is provided in the bottom wall of the counter bore.
Referring to fig. 1 and 2, the embedded battery filling nozzle 10 of the present invention includes a filling body 100 and a filling member 200, wherein the filling member 200 is disposed on the filling body 100.
Further, the liquid injection body 100 is provided with a liquid injection channel 111, and the liquid injection channel 111 usually contains an electrolyte. Annotate liquid piece 200 and annotate liquid passageway 111 intercommunication, annotate the one end that liquid piece 200 kept away from annotate liquid passageway 111 and set up outside annotating liquid body 100, insert the notes liquid hole of battery through annotating the part that liquid piece 200 stretches out to carry the inside to the battery with the electrolyte in annotating liquid passageway 111, can avoid annotating the liquid in-process and lead to the electrolyte seepage at the battery top cap, need not to wash, reduce the wasting of resources. In addition, the embedded battery filling nozzle 10 has a simple structure, a reliable mode and low cost.
Further, the injection member 200 is tubular, the injection member 200 may be a metal tube, and the injection body 100 may be integrally formed rubber, but is not limited thereto, and the injection member 200 and the injection body 100 are not specifically limited herein.
Further, the injection body 100 includes a cavity portion 110 and a holding portion 120 connected to each other, the injection channel 111 is disposed in the cavity portion 110, and the injection member 200 is disposed in the holding portion 120.
One end of the liquid injection piece 200, which is far away from the liquid injection channel 111, is arranged outside the abutting portion 120, the abutting portion 120 is used for extending into and abutting against a counter bore of the battery, and the liquid injection piece 200 is used for extending into the interior of the battery under the condition that the abutting portion 120 abuts against the counter bore of the battery.
In this embodiment, the abutting portion 120 abuts against the battery counter bore, so that the liquid injection member 200 can be ensured to stably extend into the battery through the liquid injection hole formed in the counter bore, the stability of liquid injection is improved, and the electrolyte leakage caused by the mixing of the liquid injection member 200 relative to the battery in the liquid injection process can be effectively avoided.
Further, one end of the abutting portion 120, which is far away from the liquid injection channel 111, is provided with an abutting surface 121, one end of the liquid injection member 200 is arranged outside the abutting surface 121, and the abutting surface 121 is used for being attached to the bottom wall of the counter bore of the battery.
In this embodiment, the abutting surface 121 is attached to the bottom wall of the counter bore, so that the periphery of the liquid injection hole of the liquid injection member 200 and the battery is sealed, and the situation that electrolyte seeps out of the counter bore to cause electrolyte residue on the top cover of the battery in the liquid injection process can be effectively avoided.
It should be noted that even if a small amount of electrolyte is left in the electrolyte injection hole, the counter bore can be covered by the sealing nail to cover the electrolyte, so that the residual electrolyte does not exist, and cleaning is not needed.
Further, the abutting portion 120 is in a circular truncated cone shape, and the abutting surface 121 is a circular bottom surface of the abutting portion 120.
In this embodiment, the circular truncated cone-shaped abutting portion 120 can improve the structural stability of the injection main body 100, and prevent the injection member 200 and the abutting portion 120 from deforming.
Further, the diameter of the abutting portion 120 gradually increases in a direction away from the liquid injection channel 111.
In this embodiment, the diameter of the end of the supporting portion 120, which is provided with the supporting surface 121, is small, and the diameter of the end close to the cavity portion 110 is large, so that the structural stability of the supporting portion 120 can be improved, and the supporting portion 120 can conveniently extend into the counterbore and can support the bottom wall of the counterbore through the supporting surface 121 under the external force.
Further, the liquid injection body 100 further includes a connecting portion 130, and the connecting portion 130 is annularly disposed at one end of the cavity portion 110 connected to the abutting portion 120.
In the present embodiment, the connecting portion 130 is disposed around the cavity 110 and forms an annular rib. External force can be applied through the connecting part 130 to enable the abutting part 120 to abut against the counter bore, or the liquid injection piece 200 is pulled out from the interior of the battery, so that liquid injection is facilitated.
Further, the liquid injection channel 111 includes a first channel 1111 and a second channel 1112, one end of the first channel 1111 communicates with the second channel 1112, the other end is provided with an opening 1113, and the liquid injection member 200 communicates with the second channel 1112. The first channel 1111 has an inner diameter larger than that of the second channel 1112, and the opening 1113 is used for the liquid injection tube (not shown) to extend into the first channel 1111.
In this embodiment, the liquid injection tube usually extends into the first channel 1111 and abuts against the joint of the first channel 1111 and the second channel 1112, so as to improve the stability of the liquid injection tube extending into the first channel 1111, thereby ensuring smooth liquid injection.
Further, the chamber portion 110 is provided with a chamfer 112 at a position of the first channel 1111 corresponding to the opening 1113.
In this embodiment, the chamfer 112 may be used to guide the pouring spout into the first channel 1111, thereby facilitating the pouring spout to enter the first channel 1111.
To sum up, the utility model provides an embedded battery annotates liquid mouth 10 and priming device inserts the notes liquid hole of battery through annotating the part that liquid piece 200 stretches out to carry the inside to the battery with annotating the electrolyte in liquid passageway 111, can avoid annotating the liquid in-process and lead to the electrolyte seepage at the battery top cap, need not to wash, reduce the wasting of resources. In addition, the embedded battery injection nozzle 10 is simple in structure, reliable in mode and low in cost.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An embedded battery injection nozzle, comprising:
the liquid injection device comprises a liquid injection body, a liquid injection device and a liquid injection device, wherein the liquid injection body is provided with a liquid injection channel;
annotate the liquid piece, annotate the liquid piece set up in annotate the liquid body and with annotate the liquid channel intercommunication, annotate the liquid piece and keep away from the one end of annotating the liquid channel set up in annotate outside the liquid body for stretch into the inside of battery.
2. The embedded battery liquid injection nozzle according to claim 1, wherein the liquid injection body comprises a cavity portion and an abutting portion which are connected with each other, the liquid injection channel is arranged on the cavity portion, and the liquid injection member is arranged on the abutting portion;
one end, far away from the liquid injection channel, of the liquid injection piece is arranged outside the abutting portion, the abutting portion is used for extending into and abutting against a counter bore of the battery, and the liquid injection piece is used for extending into the battery under the condition that the abutting portion abuts against the counter bore of the battery.
3. The embedded battery liquid injection nozzle according to claim 2, wherein a supporting surface is arranged at one end of the supporting portion, which is far away from the liquid injection channel, and one end of the liquid injection member is arranged outside the supporting surface, and the supporting surface is used for being attached to the bottom wall of the counter bore of the battery.
4. The embedded battery filling nozzle according to claim 3, wherein the abutting portion is in a circular truncated cone shape, and the abutting surface is a circular bottom surface of the abutting portion.
5. The battery-inserted pouring nozzle as defined in claim 4, wherein the diameter of the retaining portion gradually increases in a direction away from the pouring channel.
6. The embedded battery filling nozzle as defined in claim 2, wherein the filling body further comprises a connecting portion, the connecting portion is disposed around an end of the cavity portion connected to the abutting portion.
7. The embedded battery liquid injection nozzle according to claim 1, wherein the liquid injection channel comprises a first channel and a second channel, one end of the first channel is communicated with the second channel, the other end of the first channel is provided with an opening, and the liquid injection member is communicated with the second channel;
the inner diameter of the first channel is larger than that of the second channel, and the opening is used for the liquid injection pipe to extend into the first channel.
8. The embedded battery electrolyte injection nozzle according to claim 7, wherein the electrolyte injection body comprises a cavity portion, the electrolyte injection channel is disposed on the cavity portion, and the cavity portion is provided with a chamfer at the opening of the first channel corresponding to the opening.
9. The embedded battery charging nozzle as defined in claim 1, wherein the charging member is tubular.
10. A filling device comprising a battery-embedded filling nozzle according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221729362.0U CN217641720U (en) | 2022-07-05 | 2022-07-05 | Embedded battery filling nozzle and filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221729362.0U CN217641720U (en) | 2022-07-05 | 2022-07-05 | Embedded battery filling nozzle and filling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217641720U true CN217641720U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221729362.0U Active CN217641720U (en) | 2022-07-05 | 2022-07-05 | Embedded battery filling nozzle and filling device |
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| CN (1) | CN217641720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116613486A (en) * | 2023-07-17 | 2023-08-18 | 宁德时代新能源科技股份有限公司 | Liquid injection safety device, liquid injection method and liquid injection system of battery |
-
2022
- 2022-07-05 CN CN202221729362.0U patent/CN217641720U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116613486A (en) * | 2023-07-17 | 2023-08-18 | 宁德时代新能源科技股份有限公司 | Liquid injection safety device, liquid injection method and liquid injection system of battery |
| CN116613486B (en) * | 2023-07-17 | 2023-11-17 | 宁德时代新能源科技股份有限公司 | Liquid injection safety device, liquid injection method and liquid injection system of battery |
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