CN212517451U - Lithium battery liquid injection needle quick replacement device - Google Patents
Lithium battery liquid injection needle quick replacement device Download PDFInfo
- Publication number
- CN212517451U CN212517451U CN202021594091.3U CN202021594091U CN212517451U CN 212517451 U CN212517451 U CN 212517451U CN 202021594091 U CN202021594091 U CN 202021594091U CN 212517451 U CN212517451 U CN 212517451U
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- Prior art keywords
- liquid injection
- injection needle
- lithium battery
- needle
- liquid
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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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- 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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- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
The utility model discloses a lithium cell annotates liquid needle quick replacement device belongs to battery filling equipment technical field. A lithium battery liquid injection needle quick replacement device comprises a needle seat; the pipe joint is used for conveying lithium battery filling liquid into the needle seat; the liquid injection needle is used for puncturing the air bag of the lithium battery and injecting the filling liquid; the liquid injection needle is detachably connected into the mounting head through the taper of 1: 16.666; the utility model discloses under the prerequisite of using the medical tapering to guarantee sealed and reliably connecting as the interface, the syringe needle is annotated to the injection pressure that utilizes the filling liquid further sealed and card jail, guarantees to annotate the syringe needle and dismantle the change fast when no pressure, and it is firm to seal well and connect when annotating the liquid.
Description
Technical Field
The utility model relates to a battery filling equipment technical field especially relates to a lithium cell annotates liquid needle quick replacement device.
Background
With the development of modern society and the enhancement of environmental protection consciousness of people, the application of the lithium battery is not limited to mobile devices such as mobile phones, digital cameras, video cameras, portable DVDs, notebook computers and the like, but also begins to expand towards the direction of power batteries mainly applied to the fields of electric automobiles, electric power energy storage and the like; the production process of lithium batteries generally comprises the following steps: stirring, coating, cold pressing, cutting, winding or laminating, injecting, forming, capacity and the like; the liquid injection is an important link in the production of the lithium battery.
In the prior art, in the electrolyte injection process of the Bluetooth lithium battery, the electrolyte injection needle is thick and cannot be used for producing small-specification batteries due to different sizes of the batteries, and the electrolyte injection needle is thin and affects the electrolyte injection efficiency of large-specification batteries; therefore, when the production condition changes, the liquid injection needles with different thicknesses need to be replaced, and at the moment, the quick replacement needs to be considered and the sealing of the interface position needs to be good.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a lithium battery liquid injection needle quick replacement device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a lithium battery liquid injection needle quick replacement device comprises a needle seat;
the pipe joint is used for conveying lithium battery filling liquid into the needle seat;
the liquid injection needle is used for puncturing the air bag of the lithium battery and injecting the filling liquid;
the pipe joint is in threaded connection with the side wall of the needle seat, the bottom of the needle seat is fixedly connected with a mounting head, and the liquid injection needle head is detachably connected into the mounting head through the taper of 1: 16.666.
Preferably, the bottom of the mounting head is in threaded connection with a connecting pipe, the top of the connecting pipe is detachably connected with a sealing ring, and the sealing ring abuts against the mounting head.
Preferably, the material of the sealing ring is nitrile rubber.
Preferably, first gasbag ring and second gasbag ring have set gradually from top to bottom in the connecting tube, first gasbag ring is linked together through the pipe with second gasbag ring.
Preferably, be provided with in the connecting pipe with annotate liquid syringe needle matched with tapering, second gasbag ring offsets with the outer wall of annotating the liquid syringe needle.
Compared with the prior art, the utility model provides a lithium cell annotates liquid needle quick replacement device possesses following beneficial effect:
1. this lithium cell liquid injection needle quick replacement device has the connecting pipe through installation head bottom threaded connection, and the top of connecting pipe can be dismantled and be connected with the sealing washer, and the sealing washer offsets with the installation head, and the material of sealing washer specifically is butadiene acrylonitrile rubber, adds the sealing washer that has anti-corrosion effect on thread seal's basis and further promotes sealed effect, can effectively prevent the edge leakage, guarantees operational environment's clean and tidy.
2. This lithium cell notes liquid needle quick replacement device, first gasbag ring and second gasbag ring have set gradually from top to bottom through in the connecting tube, first gasbag ring is linked together through the pipe with second gasbag ring, be provided with in the connecting tube with annotate liquid syringe needle matched with tapering, second gasbag ring offsets with the outer wall of annotating the liquid syringe needle, use medical tapering to guarantee as the interface sealed with reliably connected prerequisite under, the syringe needle is annotated with the card jail to further sealed and the card jail of injection pressure that utilizes filling liquid, guarantee to annotate the liquid syringe needle and dismantle the change fast when no pressure, it is sealed good and connect firmly when annotating the liquid.
Drawings
Fig. 1 is a first schematic structural view of a lithium battery liquid injection needle quick replacement device provided by the present invention;
fig. 2 is the utility model provides a lithium cell annotates liquid needle quick replacement device's structural schematic diagram two.
In the figure: 1. a needle seat; 101. a mounting head; 1011. a seal ring; 102. a connecting pipe; 1021. a first balloon ring; 1022. a second balloon ring; 1023. a conduit; 2. a pipe joint; 3. and (4) injecting a liquid needle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-2, a lithium battery liquid injection needle quick replacement device comprises a needle base 1; the pipe joint 2 is used for conveying lithium battery filling liquid into the needle seat 1; the liquid injection needle 3 is used for puncturing the air bag of the lithium battery and injecting filling liquid; wherein, the pipe joint 2 is connected with the side wall of the needle base 1 in a threaded manner, the bottom of the needle base 1 is fixedly connected with a mounting head 101, and the injection needle 3 is detachably connected in the mounting head 101 through the taper of 1: 16.666.
The bottom of the mounting head 101 is in threaded connection with a connecting pipe 102, the top of the connecting pipe 102 is detachably connected with a sealing ring 1011, the sealing ring 1011 abuts against the mounting head 101, the sealing ring 1011 is specifically made of nitrile rubber, a first air bag ring 1021 and a second air bag ring 1022 are sequentially arranged in the connecting pipe 102 from top to bottom, the first air bag ring 1021 and the second air bag ring 1022 are communicated through a guide pipe 1023, the connecting pipe 102 is internally provided with a taper matched with a liquid injection needle head 3, and the second air bag ring 1022 abuts against the outer wall of the liquid injection needle head 3.
The working principle is as follows: in the utility model, the needle seat 1 is fixed on the liquid injection mechanism, the input end of the pipe joint 2 is connected with the liquid outlet pipe of the electric pump, the output end is connected with the needle seat 1 through taper pipe threads, for lithium batteries of different models, the liquid injection needle head 3 with corresponding diameter is selected, when the liquid injection needle head 3 is replaced or installed, the liquid injection needle head 3 is directly rotated and taken down, the other group of liquid injection needle head 3 is inserted, at the position, before the liquid injection needle head 3 is inserted, the connecting pipe 102 is firstly screwed at the bottom of the installing head 101 to ensure sealing, after screwing, the sealing ring 1011 can further ensure good sealing effect when the liquid injection pressure is increased, the liquid injection needle head 3 is inserted until the lower part of the first air bag ring 1021, the liquid injection needle head 3 with the medical standard taper of 1:16.666 can be rapidly paired, the sealing is reliable and the interchangeability is high, the filling liquid will press the first air bag ring 1021, so that the first air bag ring 1021 contracts inwards, the gas is sent to the second air bag ring 1022 through the guide tube 1023, the second air bag ring 1022 is bulged and clings to the outer wall of the liquid injection needle 3, and the liquid injection needle 3 is further sealed, and meanwhile, the connection between the liquid injection needle 3 and the connecting tube 102 is firmer.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A lithium battery liquid injection needle quick replacement device is characterized by comprising
A needle seat (1);
the pipe joint (2) is used for conveying lithium battery filling liquid into the needle seat (1);
the liquid injection needle head (3) is used for puncturing the air bag of the lithium battery and injecting filling liquid;
the liquid injection needle comprises a tube joint (2), a mounting head (101) and a liquid injection needle head (3), wherein the tube joint (2) is in threaded connection with the side wall of a needle seat (1), the bottom of the needle seat (1) is fixedly connected with the mounting head (101), and the liquid injection needle head is detachably connected into the mounting head (101) through 1:16.666 taper.
2. The lithium battery liquid injection needle quick replacement device as claimed in claim 1, wherein a connecting pipe (102) is connected to the bottom of the mounting head (101) in a threaded manner, a sealing ring (1011) is detachably connected to the top of the connecting pipe (102), and the sealing ring (1011) abuts against the mounting head (101).
3. The lithium battery liquid injection needle quick replacement device as claimed in claim 2, wherein the material of the sealing ring (1011) is nitrile rubber.
4. The lithium battery liquid injection needle quick replacement device as claimed in claim 2, wherein a first air bag ring (1021) and a second air bag ring (1022) are sequentially arranged in the connecting pipe (102) from top to bottom, and the first air bag ring (1021) and the second air bag ring (1022) are communicated through a guide pipe (1023).
5. The lithium battery liquid injection needle quick replacement device according to claim 4, wherein a taper matched with the liquid injection needle head (3) is arranged in the connecting pipe (102), and the second air bag ring (1022) abuts against the outer wall of the liquid injection needle head (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021594091.3U CN212517451U (en) | 2020-08-04 | 2020-08-04 | Lithium battery liquid injection needle quick replacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021594091.3U CN212517451U (en) | 2020-08-04 | 2020-08-04 | Lithium battery liquid injection needle quick replacement device |
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| Publication Number | Publication Date |
|---|---|
| CN212517451U true CN212517451U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021594091.3U Active CN212517451U (en) | 2020-08-04 | 2020-08-04 | Lithium battery liquid injection needle quick replacement device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879699A (en) * | 2021-03-23 | 2021-06-01 | 东莞市创英机械设备有限公司 | Lithium battery vacuum liquid injection precision needle valve |
| CN116077761A (en) * | 2022-12-23 | 2023-05-09 | 江苏因倍思科技发展有限公司 | Medical pre-filled catheter flusher and preparation process |
-
2020
- 2020-08-04 CN CN202021594091.3U patent/CN212517451U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879699A (en) * | 2021-03-23 | 2021-06-01 | 东莞市创英机械设备有限公司 | Lithium battery vacuum liquid injection precision needle valve |
| CN116077761A (en) * | 2022-12-23 | 2023-05-09 | 江苏因倍思科技发展有限公司 | Medical pre-filled catheter flusher and preparation process |
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