CN219040774U - Novel 19-needle butt joint magnetic attraction connector - Google Patents
Novel 19-needle butt joint magnetic attraction connector Download PDFInfo
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- CN219040774U CN219040774U CN202220868041.2U CN202220868041U CN219040774U CN 219040774 U CN219040774 U CN 219040774U CN 202220868041 U CN202220868041 U CN 202220868041U CN 219040774 U CN219040774 U CN 219040774U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The novel 19 is aimed at the magnetic connection head, the male head component is provided with a male head body which is formed by single injection molding, the male head body forms a male head butt joint end with an opening at the rear end, and a male head magnetic ring is fixedly connected on the male head butt joint end; the male component is also provided with a first plastic carrier plate and a second plastic carrier plate which are respectively and independently injection molded, the first plastic carrier plate is prefabricated with 9 first male terminals arranged side by side through injection molding, the second plastic carrier plate is prefabricated with 10 second male terminals arranged side by side through injection molding, and the first plastic carrier plate and the second plastic carrier plate are tightly matched in an opening of the male plug end after being stacked; the female head assembly is provided with a female head shell, a female head body is arranged in the female head shell, a female head butt joint end is formed at the front end of the female head body, a female head magnetic ring is fixedly connected to the female head butt joint end, a female head tongue piece is further formed at the front end of the female head butt joint end, and the female head tongue piece is prefabricated with 9 first female head terminals which are arranged on the upper surface side by side and 10 second female head terminals which are arranged on the lower surface side by side through injection molding.
Description
Technical Field
The utility model relates to the technical field of connectors, in particular to a novel 19-pin butt magnetic connector.
Background
The magnetic attraction connection is one of connection structures widely applied to electronic equipment, in most of the magnetic attraction connection structures in the prior art, butt joint surfaces are respectively formed at the front ends of insulating bodies of a male head and a female head, spring ejector pins are respectively arranged on the butt joint surfaces of the male head and serve as terminals, contacts are respectively arranged on the butt joint surfaces of the female head and serve as terminals, a containing groove surrounding the terminals is respectively arranged on the butt joint surfaces of the male head and the female head, and magnets are embedded in the containing groove. When the male head and the female head are mutually magnetically attracted through the magnets on the butt joint surfaces, the spring thimble of the male head and the contact of the female head form electric contact.
In practice, the applicant finds that the magnetic connection structure in the prior art adopts the spring thimble to realize point contact, and the contact point is single, so that the magnetic connection structure cannot be used for connection with higher power. And after the number of plugging times is large, the contact resistance is increased approximately by heat in the application process, so that the transmission efficiency is reduced. In addition, the contact area of the magnet on the insulating body in the prior art is small, and the magnetic body is easy to fall off and damage due to the collision force of the male head and the female head during attraction.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a novel 19-pin butt magnetic connector, which has the following technical scheme.
A novel 19-needle butt-joint magnetic attraction connector comprises a male head component and a female head component which are detachably connected through magnetic attraction;
the male component is provided with a male body which is formed by single injection molding, the male body forms a male plug end with an opening at the front end, forms a male butt end with an opening at the rear end, forms a terminal socket which is communicated between the male plug end and the male butt end in the interior, the male plug end is fixedly connected with a metal shielding shell, and the male butt end is fixedly connected with a male magnetic ring;
the male component is also provided with a first plastic carrier plate and a second plastic carrier plate which are respectively and independently injection molded, the first plastic carrier plate is prefabricated with 9 first male terminals arranged side by side through injection molding, the second plastic carrier plate is prefabricated with 10 second male terminals arranged side by side through injection molding, and the first plastic carrier plate and the second plastic carrier plate are tightly matched in an opening of the male plug end after being stacked;
the front end of the first male terminal penetrates out of the front edge of the first plastic carrier plate and is matched in the opening of the male plug end through the terminal socket, and the rear end of the first male terminal penetrates out of the rear edge of the first plastic carrier plate to form a first elastic contact part positioned on the upper sides of the matching surfaces of the first plastic carrier plate and the second plastic carrier plate;
the front end of the second male terminal penetrates out of the second plastic carrier plate and is matched in the opening of the male plug end through the terminal socket, and the rear end of the second male terminal penetrates out of the rear edge of the second plastic carrier plate to form a second elastic contact part positioned on the lower sides of the matching surfaces of the first plastic carrier plate and the second plastic carrier plate;
the female head assembly is provided with a female head shell which is formed independently, an open female head plug-in port is formed at the front end of the female head shell, an open female head wiring port is formed at the rear end of the female head shell, a female head body which is formed by independent injection molding is arranged in the female head shell, a female head butt joint end is formed at the front end of the female head body, a female head magnetic ring is fixedly connected to the female head butt joint end, and the outer ring surface of the female head magnetic ring is tightly matched between the inner walls of the female head shell;
the female butt joint end is further provided with a female tongue piece arranged in the female plug-in port at the front end, 9 first female terminals arranged on the upper surface side by side and 10 second female terminals arranged on the lower surface side by side are prefabricated in the female tongue piece through injection molding, and the first female terminals and the second female terminals respectively penetrate out of the rear end to the rear end of the female body to form a wiring terminal matched with the female wiring port;
the male butt joint end can be just filled into the female plug interface, and the male component and the female component form magnetic attraction connection through the male magnetic ring and the female magnetic ring;
when the male magnetic ring and the female magnetic ring form magnetic attraction connection, the female tongue piece is just clamped and matched between the first elastic contact part and the second elastic contact part, the first female terminal and the first elastic contact part form electric contact in one-to-one correspondence, and the second female terminal and the second elastic contact part form electric contact in one-to-one correspondence.
In the above technical scheme, the first male terminal that 9 set up side by side is prefabricated on first plastic carrier plate through moulding plastics, and the second male terminal that 10 set up side by side is prefabricated on second plastic carrier plate through moulding plastics for the distribution of first male terminal and the public first terminal of second is more stable unanimous, is difficult for producing high low PIN, and the resistance that the contact unstability leads to is showing is increased to the reduction.
In the technical scheme, the male head component and the female head component adopt magnetic attraction to form detachable connection, and are mutually matched through 19 terminals to form electric contact, so that the number of times of butt joint and plug are obviously increased, the connector can be widely applied to consumer products to realize data connection for audio and video, and can adapt to high-frequency and high-power transmission working conditions.
In the technical scheme, in view of the fact that the male magnetic ring and the female magnetic ring are respectively of annular structures, the arrangement enlarges the magnetic attraction area between the male magnetic ring and the female magnetic ring, enhances the connection stability of the male component and the female component, enlarges the contact area between the male magnetic ring and the butt joint end of the male and the contact area between the female magnetic ring and the butt joint end of the female, and can obviously improve the installation firmness of the male magnetic ring and the female magnetic ring.
Compared with the prior art, the utility model has the beneficial effects that: the 19 terminals are used for connection, so that the number of times of butt joint and plug are remarkably increased, the connector can adapt to high-frequency and high-power transmission working conditions, the connection stability of the male head assembly and the female head assembly is enhanced, and the installation firmness of the male head magnetic ring and the female head magnetic ring can be remarkably improved.
The utility model will be further described with reference to the drawings and detailed description.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an exploded view of the structure of the present utility model.
Fig. 3 is a schematic structural view of a male component of the present utility model.
Fig. 4 is a schematic structural view of a male body according to the present utility model.
Fig. 5 is an exploded view of the first plastic carrier according to the present utility model.
Fig. 6 is an exploded view of a second plastic carrier according to the present utility model.
Fig. 7 is an exploded view of the male assembly of the present utility model.
Fig. 8 is a schematic structural view of the male rear cover in the present utility model.
Fig. 9 is a schematic view of the structure of the female assembly of the present utility model.
Fig. 10 is an exploded view of the female assembly of the present utility model.
Fig. 11 is a schematic structural view of a first female terminal and a second female terminal in the present utility model.
Fig. 12 is a schematic structural view of a female body in the present utility model.
Detailed Description
As shown in fig. 1 to 6, 9 and 10, a novel 19-pin butt magnetic attraction connector comprises a male head component 1 and a female head component 2 which are detachably connected through magnetic attraction;
the male component 1 is provided with a male body 11 which is formed by single injection molding, the male body 11 is provided with a male plug end 111 with an opening at the front end, a male butt end 112 with an opening at the rear end, a terminal socket 113 which is communicated between the male plug end 111 and the male butt end 112 is formed in the interior, the male plug end 111 is fixedly connected with a metal shielding shell 12, and the male butt end 112 is fixedly connected with a male magnetic ring 13;
the male component 1 is further provided with a first plastic carrier plate 14 and a second plastic carrier plate 15 which are respectively and independently injection molded, the first plastic carrier plate 14 is prefabricated with 9 first male terminals 141 which are arranged side by side through injection molding, the second plastic carrier plate 15 is prefabricated with 10 second male terminals 151 which are arranged side by side through injection molding, and the first plastic carrier plate 14 and the second plastic carrier plate 15 are tightly matched in an opening of the male plug-in end 111 after being stacked;
the front end of the first male terminal 141 passes through the front edge of the first plastic carrier plate 14 and is matched in the opening of the male plug end 111 through the terminal socket 113, and the rear end of the first male terminal 141 passes through the rear edge of the first plastic carrier plate 14 to form a first elastic contact part 142 positioned on the upper sides of the matching surfaces of the first plastic carrier plate 14 and the second plastic carrier plate 15;
the front end of the second male terminal 151 penetrates out of the second plastic carrier plate 15 and is matched in the opening of the male plug-in end 111 through the terminal socket 113, and the rear end of the second male terminal 151 penetrates out of the rear edge of the second plastic carrier plate 15 to form a second elastic contact part 152 positioned on the lower sides of the matched surfaces of the first plastic carrier plate 14 and the second plastic carrier plate 15;
the female head assembly 2 is provided with a female head shell 21 which is formed independently, an open female head plug-in port 211 is formed at the front end of the female head shell 21, an open female head wiring port 212 is formed at the rear end of the female head shell 21, a female head body 22 which is formed by independent injection molding is arranged in the female head shell 21, a female head butt joint end 221 is formed at the front end of the female head body 22, a female head magnetic ring 23 is fixedly connected on the female head butt joint end 221, and the outer ring surface of the female head magnetic ring 23 is tightly matched between the inner walls of the female head shell 21;
the female butt joint end 221 is further provided with a female tongue piece 222 arranged in the female plug-in port 211 at the front end, the female tongue piece 222 is provided with 9 first female terminals 223 arranged on the upper surface side by side and 10 second female terminals 224 arranged on the lower surface side by side in an injection molding mode, and the first female terminals 223 and the second female terminals 224 respectively penetrate out from the rear ends to the rear ends of the female body 22 to form a terminal 225 matched with the female wiring port 212;
the male butt joint end 112 can just be filled into the female plug interface 211, and the male assembly 1 and the female assembly 2 form magnetic attraction connection through the male magnetic ring 13 and the female magnetic ring 23;
when the male magnetic ring 13 and the female magnetic ring 23 form magnetic attraction connection, the female tongue piece 222 is just clamped and matched between the first elastic contact portion 142 and the second elastic contact portion 152, the first female terminal 223 and the first elastic contact portion 142 form electric contact in one-to-one correspondence, and the second female terminal 224 and the second elastic contact portion 152 form electric contact in one-to-one correspondence.
In the above embodiment, 9 first male terminals 141 arranged side by side are prefabricated on the first plastic carrier plate 14 through injection molding, and 10 second male terminals 151 arranged side by side are prefabricated on the second plastic carrier plate 15 through injection molding, so that the distribution of the first male terminals 141 and the second male terminals 151 is more stable and consistent, the PIN is not easy to generate, and the increase of the resistance caused by unstable contact is significantly reduced.
In the above embodiment, the male component 1 and the female component 2 are detachably connected by magnetic attraction and are respectively matched through 19 terminals to form electric contact, so that the number of times of butt joint and plug are remarkably increased, the connector can be widely applied to consumer products to realize data connection for audio and video, and can adapt to high-frequency and high-power transmission working conditions.
In the above embodiment, in view of the fact that the male magnetic ring 13 and the female magnetic ring 23 are respectively in annular structures, this arrangement enlarges the magnetic attraction area between the male magnetic ring 13 and the female magnetic ring 23, enhances the connection stability of the male assembly 1 and the female assembly 2, enlarges the contact area between the male magnetic ring 13 and the male butt end 112 and the contact area between the female magnetic ring 23 and the female butt end 221, and can significantly improve the installation firmness of the male magnetic ring 13 and the female magnetic ring 23.
Preferably, the metallic shield shell 12 is a steel stamping.
Preferably, the female housing 21 is an aluminum stamping.
Referring to fig. 7 to fig. 9 again, in a preferred embodiment, the male assembly 1 is further provided with a male rear cover 16 formed by injection molding alone, the male rear cover 16 is tightly fitted in the opening of the male butt end 112, the male rear cover 16 is provided with a male plug-in port 161 through which the female tongue piece 222 is inserted in the front-rear direction, the first elastic contact portion 142 is elastically abutted against the upper side wall of the male plug-in port 161, and the second elastic contact portion 152 is elastically abutted against the lower side wall of the male plug-in port 161. In the foregoing arrangement, since the female tongue piece 222 is just clamped and engaged between the first elastic contact portion 142 and the second elastic contact portion 152, the first elastic contact portion 142 and the second elastic contact portion 152 will mutually cooperate to form an elastic clamp for the female tongue piece 222, which is helpful for improving the electrical contact performance between the first elastic contact portion 142 and the first female terminal 223 and between the second elastic contact portion 152 and the second female terminal 224.
Further, the male plug connector 161 forms a first limiting groove 162 on the upper sidewall for the first elastic contact portion 142 to be embedded in a one-to-one correspondence, and forms a second limiting groove 163 on the lower sidewall for the second elastic contact portion 152 to be embedded in a one-to-one correspondence, which is helpful for improving the installation stability of the first male terminal 141 and the second male terminal 151.
Further, the male component 1 is further provided with a separately formed male rear shell 17, the male rear shell 17 is covered on the male magnetic ring 13 from the rear end of the male butt end 112, and a position avoiding port 171 for the female tongue piece 222 to be inserted into the male insertion port 161 is formed at the rear end of the male rear shell 17; when the male magnetic ring 13 and the female magnetic ring 23 form magnetic attraction connection, the rear end face of the male rear shell 17 is used as a magnetic attraction interface.
Preferably, the male rear housing 17 is a metal stamping.
Referring again to fig. 9, in a preferred embodiment, the upper and/or lower surfaces of the female tongue 222 are beveled to provide a tapered front end of the female tongue 222. The wedge structure can gradually increase the extrusion of the first elastic contact portion 142 and the second elastic contact portion 152 when the female tongue piece 222 is inserted into the male socket 161, so as to generate gradually enhanced hand feedback along with the plugging process, and simultaneously improve the electrical contact performance between the first elastic contact portion 142 and the first female terminal 223 and between the second elastic contact portion 152 and the second female terminal 224.
In a preferred embodiment, the first male terminal 141 and the second male terminal 151 are copper stamped terminals with a width of 0.4mm, and the first female terminal 223 and the second female terminal 224 are copper stamped terminals with a width of 0.5mm, so that the present utility model is more suitable for high-frequency and high-power transmission conditions.
Referring to fig. 11 and 12 again, in a preferred embodiment, all the first female terminals 223 and all the second female terminals 224 are formed by one-step stamping of the terminal material tape 9, so that front ends of the first female terminals 223 and the second female terminals 224 respectively form tape connecting ends 226 which are aligned and connected to the same edge of the terminal material tape; the female body 22 is injection molded directly into the terminal strip such that the strip engaging end 226 engages just the forward midline of the female tongue 222 after breaking the terminal strip. With the above arrangement, all the first female terminals 223 and all the second female terminals 224 are formed on the stamping die through the same terminal material tape at one time, thereby improving the production efficiency; more importantly, the female body 22 can combine all the first female terminals 223 and all the second female terminals 224 by only one injection molding, so as to increase the mounting stability of the first female terminals 223 and the second female terminals 224, and help to reduce the contact resistance between the first elastic contact portion 142 and the first female terminals 223 and between the second elastic contact portion 152 and the second female terminals 224.
It will be apparent to those skilled in the art that the scope of the present utility model is not limited to the details of the above-described exemplary embodiments, and that the embodiments of all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein by those skilled in the art without departing from the spirit or essential characteristics of the utility model.
Claims (10)
1. A novel 19-needle butt-joint magnetic attraction connector comprises a male connector component and a female connector component which are detachably connected through magnetic attraction;
the method is characterized in that:
the male component is provided with a male body which is formed by single injection molding, the male body forms a male plug end with an opening at the front end, forms a male butt end with an opening at the rear end, forms a terminal socket which is communicated between the male plug end and the male butt end in the interior, the male plug end is fixedly connected with a metal shielding shell, and the male butt end is fixedly connected with a male magnetic ring;
the male component is also provided with a first plastic carrier plate and a second plastic carrier plate which are respectively and independently injection molded, the first plastic carrier plate is prefabricated with 9 first male terminals arranged side by side through injection molding, the second plastic carrier plate is prefabricated with 10 second male terminals arranged side by side through injection molding, and the first plastic carrier plate and the second plastic carrier plate are tightly matched in an opening of the male plug end after being stacked;
the front end of the first male terminal penetrates out of the front edge of the first plastic carrier plate and is matched in the opening of the male plug end through the terminal socket, and the rear end of the first male terminal penetrates out of the rear edge of the first plastic carrier plate to form a first elastic contact part positioned on the upper sides of the matching surfaces of the first plastic carrier plate and the second plastic carrier plate;
the front end of the second male terminal penetrates out of the second plastic carrier plate and is matched in the opening of the male plug end through the terminal socket, and the rear end of the second male terminal penetrates out of the rear edge of the second plastic carrier plate to form a second elastic contact part positioned on the lower sides of the matching surfaces of the first plastic carrier plate and the second plastic carrier plate;
the female head assembly is provided with a female head shell which is formed independently, an open female head plug-in port is formed at the front end of the female head shell, an open female head wiring port is formed at the rear end of the female head shell, a female head body which is formed by independent injection molding is arranged in the female head shell, a female head butt joint end is formed at the front end of the female head body, a female head magnetic ring is fixedly connected to the female head butt joint end, and the outer ring surface of the female head magnetic ring is tightly matched between the inner walls of the female head shell;
the female butt joint end is further provided with a female tongue piece arranged in the female plug-in port at the front end, 9 first female terminals arranged on the upper surface side by side and 10 second female terminals arranged on the lower surface side by side are prefabricated in the female tongue piece through injection molding, and the first female terminals and the second female terminals respectively penetrate out of the rear end to the rear end of the female body to form a wiring terminal matched with the female wiring port;
the male butt joint end can be just filled into the female plug interface, and the male component and the female component form magnetic attraction connection through the male magnetic ring and the female magnetic ring;
when the male magnetic ring and the female magnetic ring form magnetic attraction connection, the female tongue piece is just clamped and matched between the first elastic contact part and the second elastic contact part, the first female terminal and the first elastic contact part form electric contact in one-to-one correspondence, and the second female terminal and the second elastic contact part form electric contact in one-to-one correspondence.
2. The novel 19-pin magnetic connector of claim 1, wherein: the metal shielding shell is a steel stamping part.
3. The novel 19-pin magnetic connector of claim 1, wherein: the female housing is an aluminum stamping.
4. The novel 19-pin magnetic connector of claim 1, wherein: the male component is also provided with a male rear cover which is formed by single injection molding, the male rear cover is tightly matched in an opening of the butt joint end of the male, the male rear cover is provided with a male plug interface which is just used for inserting the female tongue piece in a penetrating way along the front-back direction, the first elastic contact part is elastically abutted to the upper side wall of the male plug interface, and the second elastic contact part is elastically abutted to the lower side wall of the male plug interface.
5. The novel 19-pin magnetic connector of claim 4, wherein: the male plug interface forms a first limit groove which is used for the first elastic contact part to be embedded in a one-to-one correspondence manner on the upper side wall, and forms a second limit groove which is used for the second elastic contact part to be embedded in a one-to-one correspondence manner on the lower side wall.
6. The novel 19-pin magnetic connector of claim 4, wherein: the male component is also provided with an independently formed male rear shell, the male rear shell is covered on the male magnetic ring from the rear end of the butt joint end of the male, and the rear end of the male rear shell is provided with a position avoiding opening for the female tongue piece to be inserted into the male insertion port; when the male magnetic ring and the female magnetic ring form magnetic attraction connection, the rear end face of the male rear shell is used as a magnetic attraction interface.
7. The novel 19-pin magnetic connector of claim 6, wherein: the male rear shell is a metal stamping part.
8. The novel 19-pin magnetic connector of claim 1, wherein: the upper and/or lower surfaces of the female tongue are formed with inclined surfaces so that the female tongue forms a wedge-like structure with a thinned front end.
9. The novel 19-pin magnetic connector of claim 1, wherein: the first male terminal and the second male terminal are copper stamped terminals with a width of 0.4mm, and the first female terminal and the second female terminal are copper stamped terminals with a width of 0.5 mm.
10. The novel 19-pin magnetic connector of claim 1, wherein: all the first female terminals and all the second female terminals are obtained by adopting one-step stamping forming of terminal material belts, so that front ends of the first female terminals and the second female terminals respectively form material belt combining ends which are connected with the same edge of the terminal material belts in an aligned manner; the female head body is directly combined with the terminal material belt for injection molding, so that the material belt is just combined at the center line of the front end of the female head tongue piece after the material belt combining end breaks the terminal material belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220868041.2U CN219040774U (en) | 2022-04-15 | 2022-04-15 | Novel 19-needle butt joint magnetic attraction connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220868041.2U CN219040774U (en) | 2022-04-15 | 2022-04-15 | Novel 19-needle butt joint magnetic attraction connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219040774U true CN219040774U (en) | 2023-05-16 |
Family
ID=86290125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220868041.2U Active CN219040774U (en) | 2022-04-15 | 2022-04-15 | Novel 19-needle butt joint magnetic attraction connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219040774U (en) |
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2022
- 2022-04-15 CN CN202220868041.2U patent/CN219040774U/en active Active
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