CN115144971A - Optical fiber ferrule and optical fiber ferrule butt joint device - Google Patents
Optical fiber ferrule and optical fiber ferrule butt joint device Download PDFInfo
- Publication number
- CN115144971A CN115144971A CN202210811287.0A CN202210811287A CN115144971A CN 115144971 A CN115144971 A CN 115144971A CN 202210811287 A CN202210811287 A CN 202210811287A CN 115144971 A CN115144971 A CN 115144971A
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- Prior art keywords
- optical fiber
- level
- seat
- primary
- butt joint
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 112
- 210000001503 joint Anatomy 0.000 title claims abstract description 48
- 239000000835 fiber Substances 0.000 claims abstract description 22
- 238000003032 molecular docking Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 4
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013308 plastic optical fiber Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3855—Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
- G02B6/3858—Clamping, i.e. with only elastic deformation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3869—Mounting ferrules to connector body, i.e. plugs
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to the relevant technical field of optical fiber butt joint, in particular to an optical fiber ferrule and optical fiber ferrule butt joint device, which comprises a primary optical fiber joint seat, a secondary optical fiber joint seat, a primary fastening seat, a secondary fastening seat and a connecting piece, wherein the primary optical fiber joint seat is provided with a first optical fiber joint; through setting up by one-level fiber splice seat, the second grade fiber splice seat, the one-level fastening seat, the fiber optic ferrule and the fiber optic ferrule interfacing apparatus that second grade fastening seat and connecting piece combination constitute, and set up one-level fiber splice seat to constitute by the combination of one-level docking seat and one-level holder, and set up the second grade fiber splice seat to constitute by the combination of second grade docking seat, the connecting seat, second grade holder and plug connector, and through one-level fastening seat, the second grade fastening seat is to the one-level docking seat, the second grade docking seat forms to support and holds the effect, thereby realize the purpose of centre gripping location to the optical fiber through one-level docking seat and second grade docking seat, thereby guarantee the butt joint stability between the optical fiber.
Description
Technical Field
The invention relates to the technical field of optical fiber butt joint, in particular to an optical fiber ferrule and an optical fiber ferrule butt joint device.
Background
An optical fiber cable is a communication cable consisting of two or more glass or plastic optical fiber cores, which are located in a protective covering, covered by a plastic PVC outer sleeve, the signal transmission along the internal optical fiber generally using infrared rays;
in the prior art, optical fiber cables are in butt joint by adopting optical fiber connectors in actual use, but the existing optical fiber connectors are simply in plug connection, have poor connection stability and are easy to loosen and fall off.
Disclosure of Invention
The invention aims to provide a limiting mechanism for processing and manufacturing a plug, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an optical fiber ferrule and optical fiber ferrule docking apparatus, comprising:
the primary optical fiber connector base is formed by combining a primary butt joint base and a primary clamping piece, a primary optical fiber is butt jointed on the primary butt joint base and is clamped and positioned by the primary clamping piece, a primary external thread is arranged on the outer side wall of the primary butt joint base, and a plug hole is arranged on the end face of the primary butt joint base;
the secondary optical fiber connector base is formed by combining a secondary butt joint base, a connecting base, a secondary clamping piece and a plug connector, the secondary optical fiber is butt jointed on the secondary butt joint base and is clamped and positioned through the secondary butt joint base, and a secondary external thread is formed on the outer side wall of the secondary butt joint base;
the first-stage fastening seat is provided with a first-stage notch at one end, a second-stage notch is formed at the bottom of the first-stage notch, a first-stage internal thread is formed on the side wall of the first-stage notch, and the first-stage fastening seat is screwed on the first-stage butt joint seat through the first-stage internal thread;
the structure of the second-stage fastening seat is the same as that of the first-stage fastening seat, and the second-stage fastening seat is screwed on the second-stage butt joint seat;
and the primary optical fiber connector seat and the secondary optical fiber connector seat are positioned through the connecting piece.
Preferably, when the primary optical fiber connector seat is actually butted with the secondary optical fiber connector seat, the plug connector is plugged in the plugging hole.
Preferably, a circle is arranged on the equal circumference of the first-level clamping piece, the first-level clamping piece and the first-level butt joint seat are integrally formed, the first-level clamping piece is cast by spring steel, and a gap is reserved between every two adjacent first-level clamping pieces.
Preferably, the cross section of the primary clamping piece is in a right triangle shape, the cavity of the secondary notch is in a circular truncated cone shape, the slope value of the outer side face of the primary clamping piece is matched with the slope value of the side wall of the secondary notch, when the primary fastening seat is actually installed, the primary clamping piece is in a state of being bent towards the center, and the primary clamping piece and the outer skin of the primary optical fiber are in an extrusion state.
Preferably, the structure of the second-level clamping piece is the same as that of the first-level clamping piece, the structure of the second-level fastening seat is the same as that of the first-level fastening seat, and the second-level clamping piece abuts against the inner side through the second-level fastening seat.
Preferably, the outer side wall of the connecting seat is provided with a third-level external thread, and the third-level external thread of the connecting seat is in threaded connection with a limiting ring.
Preferably, the connecting piece is the annular structure that the cross-section is the L style of calligraphy, and has seted up tertiary internal thread on the inside wall of connecting piece, and connecting piece threaded connection is in the one-level external screw thread department on the one-level butt joint seat, and the connecting piece when actual installation, and it offsets with the spacing ring and sets up.
Preferably, the inner side surfaces of the second-stage clamping piece and the first-stage clamping piece are provided with anti-slip lines, and the anti-slip lines are arc-shaped protruding structures with semicircular sections.
Preferably, when the primary fastening seat and the secondary fastening seat are actually screwed down, the anti-skid threads on the primary clamping piece and the secondary clamping piece are respectively embedded into the skins of the primary optical fiber and the secondary optical fiber.
Compared with the prior art, the invention has the beneficial effects that:
1. the optical fiber connector comprises an optical fiber inserting core and an optical fiber inserting core butting device which are formed by combining a primary optical fiber connector seat, a secondary optical fiber connector seat, a primary fastening seat, a secondary fastening seat and a connecting piece, wherein the primary optical fiber connector seat is formed by combining a primary butting seat and a primary clamping piece, the secondary optical fiber connector seat is formed by combining a secondary butting seat, a connecting seat, a secondary clamping piece and an inserting joint, and the primary fastening seat and the secondary fastening seat form a butting action on the primary butting seat and the secondary butting seat, so that the purpose of clamping and positioning the optical fiber is realized through the primary butting seat and the secondary butting seat, and the butting stability between the optical fibers is ensured;
2. the outer side wall of the connecting seat is provided with a three-stage external thread, the three-stage external thread of the connecting seat is in threaded connection with a limiting ring, the connecting piece is arranged into an annular structure with an L-shaped section, and the inner side wall of the connecting piece is provided with a three-stage internal thread, so that the first-stage optical fiber joint seat and the second-stage optical fiber joint seat are positioned through the connecting piece;
3. and the inner side surfaces of the secondary clamping piece and the primary clamping piece are provided with anti-skidding lines, so that the anti-skidding lines are embedded into the skins of the primary optical fiber and the secondary optical fiber, and the positioning stability between the optical fiber and the optical fiber connector seat is further ensured.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a half sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic view of a primary fiber optic receptacle according to the present invention;
FIG. 5 is a semi-sectional view of a primary fiber optic receptacle of the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5;
FIG. 7 is a schematic diagram of a secondary fiber optic receptacle according to the present invention;
FIG. 8 is a half sectional view of a primary fastening seat;
fig. 9 is a half sectional view of the connector.
In the figure: the optical fiber connector comprises a primary optical fiber connector seat 1, a secondary optical fiber connector seat 2, a primary fastening seat 3, a secondary fastening seat 4, a connecting piece 5, a primary optical fiber 6, a secondary optical fiber 7, a primary butt joint seat 8, a primary clamping piece 9, a plug hole 10, a secondary butt joint seat 11, a connecting seat 12, a secondary clamping piece 13, a plug 14, a tertiary external thread 15, a primary notch 16, a secondary notch 17, a limiting ring 18, a tertiary internal thread 19 and anti-skid threads 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are illustrative of some, but not all, embodiments of the invention and are not to be construed as limiting the scope of the invention, as those skilled in the art will recognize and appreciate that many other embodiments can be made without inventive faculty.
In the description of the present invention, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.
Example one
Referring to fig. 1-9, the present invention provides a technical solution: the utility model provides an optic fibre lock pin and optic fibre lock pin interfacing apparatus, optic fibre lock pin and optic fibre lock pin interfacing apparatus includes one-level optical fiber joint seat 1, second grade optical fiber joint seat 2, one-level fastening seat 3, second grade fastening seat 4, connecting piece 5, one-level optical fiber joint seat 1 comprises one-level butt joint seat 8 and the combination of one-level holder 9, and it has one-level optic fibre 6 to dock on the one-level butt joint seat 8, and one-level optic fibre 6 carries out the centre gripping location through one-level holder 9, one-level external screw thread has been seted up on the lateral wall of one-level butt joint seat 8, and the spliced eye 10 has been seted up to the terminal surface of one-level butt joint seat 8, second grade optical fiber joint seat 2 is by second grade butt joint seat 11, connecting seat 12, second grade holder 13 and bayonet 14 combination constitute, it has second grade optic fibre 7 to dock on second grade butt joint seat 11, and second grade optic fibre 7 carries out the centre gripping location through second grade butt joint seat 11, second grade external screw thread has been seted up on the lateral wall of second grade butt joint seat 11, one-level butt joint seat 3 one-level tight seat 3 one-level socket 3 has been seted up one-level notch 16, the groove 17 has been seted up on the groove bottom of one-level butt joint seat, the one-level butt joint seat 3 and the same with the second grade joint seat 4 is twisted the one-level joint seat and is twisted the one-level optical fiber joint seat 4 and is twisted the one-level joint seat is twisted the one-level optical fiber joint seat is located the one-level joint seat 4 and is twisted the one-level optical fiber joint seat is twisted the one-level joint seat is twisted and is twisted the one-level optical fiber joint seat is twisted the same.
When the primary optical fiber connector base 1 is actually butted with the secondary optical fiber connector base 2, the plug connector 14 is plugged in the plugging hole 10.
A circle is arranged on the equal circumference of the first-level clamping piece 9, the first-level clamping piece 9 and the first-level butt joint seat 8 are integrally formed, the first-level clamping piece 9 is cast by spring steel, and a gap is reserved between every two adjacent first-level clamping pieces 9.
The section of the first-stage clamping piece 9 is in a right-angled triangle shape, the cavity of the second-stage notch 17 is in a circular truncated cone shape, the slope value of the outer side face of the first-stage clamping piece 9 is matched with the slope value of the side wall of the second-stage notch 17, the first-stage clamping piece 9 is in a state of being bent towards the center when the first-stage fastening seat 3 is actually installed, and the first-stage clamping piece 9 and the outer skin of the first-stage optical fiber 6 are in an extrusion state.
The structure of the second-level clamping piece 13 is the same as that of the first-level clamping piece 9, the structure of the second-level fastening seat 4 is the same as that of the first-level fastening seat 3, and the second-level clamping piece 13 abuts against the inner side through the second-level fastening seat 4.
The working principle is as follows: the optical fiber connector base is provided with an optical fiber inserting core and optical fiber inserting core butting device which is formed by combining a first-stage optical fiber connector base 1, a second-stage optical fiber connector base 2, a first-stage fastening base 3, a second-stage fastening base 4 and a connecting piece 5, the first-stage optical fiber connector base 1 is formed by combining a first-stage butting base 8 and a first-stage clamping piece 9, the second-stage optical fiber connector base 2 is formed by combining a second-stage butting base 11, a connecting base 12, a second-stage clamping piece 13 and a plugging joint 14, the first-stage fastening base 3, the second-stage fastening base 4 and the second-stage butting base 11 form a butting effect, the purpose of clamping and positioning of optical fibers is achieved through the first-stage butting base 8 and the second-stage butting base 11, and butting stability between the optical fibers is guaranteed.
Example two
On the basis of the first embodiment, the outer side wall of the connecting seat 12 is provided with a third-level external thread 15, and the third-level external thread 15 of the connecting seat 12 is in threaded connection with a limiting ring 18.
Connecting piece 5 is the loop configuration of L style of calligraphy for the cross-section, and tertiary internal thread 19 has been seted up on the inside wall of connecting piece 5, and 5 threaded connection of connecting piece is in the one-level external screw thread department on the one-level butt joint seat 8, and connecting piece 5 is when actual installation, it offsets with spacing ring 18 and sets up, through set up tertiary external screw thread 15 on the lateral wall of connecting seat 12, and at the tertiary external screw thread 15 department threaded connection spacing ring 18 of connecting seat 12, and set up connecting piece 5 to the loop configuration that the cross-section is the L style of calligraphy, and tertiary internal thread 19 has been seted up on the inside wall of connecting piece 5, thereby form the location to one-level fiber splice seat 1 and second grade fiber splice seat 2 through connecting piece 5.
EXAMPLE III
On the basis of the second embodiment, the inner side surfaces of the second-level clamping piece 13 and the first-level clamping piece 9 are provided with anti-slip patterns 20, the anti-slip patterns 20 are arc-shaped protruding structures with semicircular sections, when the first-level fastening seat 3 and the second-level fastening seat 4 are actually screwed, the anti-slip patterns 20 on the first-level clamping piece 9 and the second-level clamping piece 13 are respectively embedded into the skins of the first-level optical fiber 6 and the second-level optical fiber 7, and the anti-slip patterns 20 are arranged on the inner side surfaces of the second-level clamping piece 13 and the first-level clamping piece 9, so that the anti-slip patterns 20 are embedded into the skins of the first-level optical fiber 6 and the second-level optical fiber 7, and the positioning stability between the optical fibers and the optical fiber connector seats is further ensured.
Although the illustrative embodiments of the present application have been described above to enable those skilled in the art to understand the present application, the present application is not limited to the scope of the embodiments, and various modifications within the spirit and scope of the present application defined and determined by the appended claims will be apparent to those skilled in the art from this disclosure.
Claims (9)
1. The utility model provides an optic fibre lock pin and optic fibre lock pin interfacing apparatus which characterized in that: the optical fiber ferrule and the optical fiber ferrule butt joint device comprise:
the optical fiber connector comprises a primary optical fiber connector seat (1), wherein the primary optical fiber connector seat (1) is formed by combining a primary butt joint seat (8) and a primary clamping piece (9), the primary optical fiber (6) is butt jointed on the primary butt joint seat (8), the primary optical fiber (6) is clamped and positioned through the primary clamping piece (9), a primary external thread is arranged on the outer side wall of the primary butt joint seat (8), and an inserting hole (10) is formed in the end face of the primary butt joint seat (8);
the secondary optical fiber connector base (2) is formed by combining a secondary butt joint base (11), a connecting base (12), a secondary clamping piece (13) and a plug connector (14), the secondary optical fiber (7) is butt jointed on the secondary butt joint base (11), the secondary optical fiber (7) is clamped and positioned through the secondary butt joint base (11), and secondary external threads are formed in the outer side wall of the secondary butt joint base (11);
the one-level fastening seat (3), one end of the one-level fastening seat (3) is provided with a one-level notch (16), the bottom of the one-level notch (16) is provided with a two-level notch (17), the side wall of the one-level notch (16) is provided with one-level internal threads, and the one-level fastening seat (3) is screwed on the one-level butt joint seat (8) through the one-level internal threads;
the structure of the secondary fastening seat (4) is the same as that of the primary fastening seat (3), and the secondary fastening seat (4) is screwed on the secondary butt joint seat (11);
the primary optical fiber connector base (1) and the secondary optical fiber connector base (2) are positioned through the connecting piece (5).
2. The optical fiber ferrule and optical fiber ferrule docking device according to claim 1, wherein: when the primary optical fiber connector seat (1) and the secondary optical fiber connector seat (2) are actually butted, the plug connector (14) is plugged in the plug hole (10).
3. The optical fiber ferrule and optical fiber ferrule docking device according to claim 1, wherein: the one-level clamping piece (9) is provided with a circle in the same circumference, and is integrated into one piece between one-level clamping piece (9) and one-level butt joint seat (8), and one-level clamping piece (9) are cast by spring steel, and leave the clearance between adjacent one-level clamping piece (9).
4. The optical fiber ferrule and optical fiber ferrule docking device according to claim 3, wherein: the cross-section of one-level holder (9) is right triangle, the cavity of second grade notch (17) is the round platform form, and the lateral surface slope degree value of one-level holder (9) is identical with the lateral wall slope degree value of second grade notch (17), and one-level fastening seat (3) when actual installation, its one-level holder (9) are to central bending state, and one-level holder (9) are the extrusion state with the exocuticle of one-level optic fibre (6).
5. The optical fiber ferrule and optical fiber ferrule docking device according to claim 4, wherein: the structure of second grade holder (13) and one-level holder (9) is the same, and the structure of second grade fastening seat (4) and one-level fastening seat (3) is the same, and second grade holder (13) supports to the inboard through second grade fastening seat (4).
6. The optical fiber ferrule and optical fiber ferrule docking device according to claim 5, wherein: three-level external threads (15) are formed in the outer side wall of the connecting seat (12), and a limiting ring (18) is in threaded connection with the three-level external threads (15) of the connecting seat (12).
7. The optical fiber ferrule and optical fiber ferrule docking device according to claim 6, wherein: connecting piece (5) are the loop configuration that the cross-section is the L style of calligraphy, and seted up tertiary internal thread (19) on the inside wall of connecting piece (5), and connecting piece (5) threaded connection one-level external screw thread department on one-level butt joint seat (8), and connecting piece (5) when actual installation, it offsets with spacing ring (18) and sets up.
8. The optical fiber ferrule and optical fiber ferrule docking device according to claim 1, wherein: the inner side surfaces of the second-stage clamping piece (13) and the first-stage clamping piece (9) are provided with anti-slip lines (20), and the anti-slip lines (20) are arc-shaped protruding structures with semicircular sections.
9. The optical fiber ferrule and optical fiber ferrule docking device according to claim 8, wherein: when the primary fastening seat (3) and the secondary fastening seat (4) are actually screwed down, the anti-skid grains (20) on the primary clamping piece (9) and the secondary clamping piece (13) are respectively embedded into the skins of the primary optical fiber (6) and the secondary optical fiber (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210811287.0A CN115144971A (en) | 2022-07-11 | 2022-07-11 | Optical fiber ferrule and optical fiber ferrule butt joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210811287.0A CN115144971A (en) | 2022-07-11 | 2022-07-11 | Optical fiber ferrule and optical fiber ferrule butt joint device |
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| Publication Number | Publication Date |
|---|---|
| CN115144971A true CN115144971A (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210811287.0A Pending CN115144971A (en) | 2022-07-11 | 2022-07-11 | Optical fiber ferrule and optical fiber ferrule butt joint device |
Country Status (1)
| Country | Link |
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| CN (1) | CN115144971A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116643194A (en) * | 2023-06-20 | 2023-08-25 | 深圳市贵航电子有限公司 | Battery detection platform and battery health state analysis equipment |
-
2022
- 2022-07-11 CN CN202210811287.0A patent/CN115144971A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 中华人民共和国工业和信息化部: "《中华人民共和国通信行业标准YD/T 1272.4-2018光纤活动连接器第4部分：FC型》", 中华人民共和国工业和信息化部, pages: 148 - 150 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116643194A (en) * | 2023-06-20 | 2023-08-25 | 深圳市贵航电子有限公司 | Battery detection platform and battery health state analysis equipment |
| CN116643194B (en) * | 2023-06-20 | 2024-03-26 | 深圳市贵航电子有限公司 | Battery detection platform and battery health state analysis equipment |
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Application publication date: 20221004 |
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