CN217009777U - USB connector with good shielding effect - Google Patents
USB connector with good shielding effect Download PDFInfo
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- CN217009777U CN217009777U CN202122392988.9U CN202122392988U CN217009777U CN 217009777 U CN217009777 U CN 217009777U CN 202122392988 U CN202122392988 U CN 202122392988U CN 217009777 U CN217009777 U CN 217009777U
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- terminal
- arm
- limiting arm
- usb connector
- shielding effect
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Abstract
The utility model relates to a USB connector with good shielding effect, which comprises an insulating body, a shielding shell and a terminal group embedded and molded in the insulating body; insulator has tailstock and the tongue board portion of body coupling in the tailstock front side, its characterized in that: the shielding shell comprises a top plate, a left side plate, a bottom plate and a right side plate which are connected end to end, the rear end of the bottom plate is integrally bent upwards, horizontally and forwards extended to form a horizontal bearing arm, and the front end of the horizontal bearing arm is integrally inclined upwards, then bent upwards and vertically extended to form a front end limiting arm; the insulation body is arranged in the shielding shell from back to front, the tongue plate part is positioned on the upper end face of the horizontal bearing arm, the front end of the tongue plate part abuts against the front end limiting arm, and an inserting cavity is formed among the left side plate, the tongue plate part, the right side plate and the top plate; the shielding structure has the advantages that the shielding effect and the electromagnetic interference resistance of the product are good, and the signal transmission is more stable and reliable.
Description
Technical Field
The utility model relates to the technical field of USB connectors, in particular to a USB connector with a good shielding effect.
Background
A connector is a component that is often contacted by those skilled in our electrical engineering. The function of the circuit is very simple, namely, a bridge for communication is erected between the blocked parts or isolated and non-communicated circuits in the circuit, so that current flows, and the circuit realizes the preset function. The metal shielding shell of the existing USB connector is simple in structure and poor in shielding effect, so that signal transmission is unstable and reliable, and the assembly is troublesome due to inaccurate positioning of the assembly of the insulating body.
Therefore, in the present patent application, the applicant has studied a USB connector with a good shielding effect to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and mainly aims to provide a USB connector with a good shielding effect, so that a product has a good shielding effect and anti-electromagnetic interference performance, and signal transmission is more stable and reliable.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a USB connector with good shielding effect comprises an insulating body, a shielding shell and a terminal group embedded and molded in the insulating body; the insulating body is provided with a tail seat and a tongue plate part which is integrally connected with the front side of the tail seat, the shielding shell comprises a top plate, a left side plate, a bottom plate and a right side plate which are connected end to end, the rear end of the bottom plate is integrally bent upwards, horizontally and forwards extended to form a horizontal bearing arm, the front end of the horizontal bearing arm is integrally bent upwards, then bent upwards and vertically extended to form a front end limiting arm,
the insulation body is arranged in the shielding shell from back to front, the tongue plate portion is located on the upper end face of the horizontal bearing arm, the front end of the tongue plate portion abuts against the front end limiting arm, and an inserting cavity is formed among the left side plate, the tongue plate portion, the right side plate and the top plate.
As a preferable scheme, a first groove is formed in the lower end face of the tongue plate portion in an upward concave manner, and the terminal of the terminal group is exposed out of the first groove;
the horizontal bearing arm is provided with a first through hole in the up-down direction, the inner wall of the rear side of the first through hole is integrally bent upwards and extends forwards obliquely to form a first oblique limiting arm, when the insulation body is arranged on the shielding shell from back to front, the horizontal bearing arm is connected with the tongue plate part, the first oblique limiting arm extends into the first groove, and the first oblique limiting arm is abutted against the terminal group and is exposed on the terminal of the first groove.
Preferably, the left side edge and/or the right side edge of the horizontal bearing arm are integrally bent upwards and vertically extended to form a first vertical limiting arm.
As a preferable scheme, the upper end of the first vertical limiting arm is integrally bent inwards and horizontally extended to form a lateral limiting arm, a notch is arranged on the corresponding side of the tongue plate portion, the notch is provided with a front end, a top end and a corresponding side end opening, and the tongue plate portion abuts against the lateral limiting arm.
Preferably, a gap is kept between the first vertical limiting arm and the corresponding side plate.
As a preferable scheme, the front end of the first vertical limiting arm is integrally bent inwards and extends forwards obliquely to form a second oblique limiting arm, and the front end of the second oblique limiting arm is integrally bent inwards and extends inwards horizontally to form a second vertical limiting arm.
As a preferable scheme, the rear end of the left side plate and/or the rear end of the right side plate are integrally bent inwards and horizontally extended to form a rear end limiting arm, and when the insulation body is installed on the shielding shell from back to front, the rear end of the insulation body abuts against the rear end limiting arm.
As a preferable scheme, a second groove is arranged along the upper and lower direction of the tongue plate part in a penetrating manner, a second through hole is arranged along the upper and lower direction of the horizontal bearing arm in a penetrating manner, and the inner wall of the rear side of the second through hole integrally inclines downwards, is bent and extends upwards to form an arched elastic arm;
when the front end of the tongue plate portion abuts against the rear end of the front end limiting arm, the second groove is communicated with the second through hole, and the front end of the arched elastic arm extends into the second groove.
Preferably, the terminal group comprises 9 terminals horizontally arranged side by side at intervals, and the terminals are defined as first to ninth terminals arranged from left to right in sequence;
the first terminal, the third terminal, the fifth terminal, the seventh terminal and the ninth terminal are all provided with a first terminal body, a horizontal contact part and a first welding part, wherein the horizontal contact part and the first welding part are integrally connected to the front end and the rear end of the first terminal body; the second terminal, the fourth terminal, the sixth terminal and the eighth terminal are respectively provided with a second terminal body, an arched contact part and a second welding part, wherein the arched contact parts and the second welding part are integrally connected to the front end and the rear end of the second terminal body;
the horizontal contact part and the arched contact part are exposed on the upper end face of the tongue plate part, and the first welding part and the second welding part extend out of the insulating body.
Preferably, the first terminal body is located above the second terminal body, and the horizontal contact portion is located on a front side of the arch-shaped contact portion.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, particularly: the metal tongue plate is formed by matching the horizontal bearing arm and the front end limiting arm, so that the product has better shielding effect and anti-electromagnetic interference performance, and the signal transmission is more stable and reliable;
secondly, the first vertical limiting arm, the first oblique limiting arm, the lateral limiting arm and the rear limiting arm are matched, so that the insulating body is convenient to position and fix, convenience is brought to assembly, the insulating body is prevented from being easily loosened in the plugging and pulling use process, and the stability and the reliability in the plugging and pulling use process are ensured;
and the whole structure is ingenious and reasonable in design, all parts are convenient to assemble and accurate in positioning, and the stability and reliability of the product in the using process are ensured.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic perspective view of an assembly structure according to an embodiment of the present invention;
FIG. 2 is a schematic view of a first cross-sectional configuration of an embodiment of the present invention;
FIG. 3 is a schematic diagram of a second cross-sectional structure of the embodiment of the present invention;
FIG. 4 is an exploded view of an embodiment of the present invention;
FIG. 5 is a schematic diagram of a shielding shell according to an embodiment of the present invention (mainly showing the rear end limiting arm);
FIG. 6 is a schematic diagram of a terminal set according to an embodiment of the present invention;
fig. 7 is a top view of a terminal set according to an embodiment of the utility model.
The reference numbers illustrate:
10. shielding shell
11. Top plate 12, left side plate
13. Bottom plate 14, right side plate
15. Horizontal bearing arm
151. First through hole 152 and first oblique limiting arm
153. Second through hole 154, arcuate resilient arm
16. Front end limit arm 17 and first vertical limit arm
171. Second oblique limiting arm 172 and second vertical limiting arm
18. Lateral limiting arm 19 and rear limiting arm
20. Insulating body
21. Tailstock 22 and tongue plate part
221. A first groove 222 and a second groove
223. Notch groove
301. First terminal body 302, horizontal contact portion
303. A first welding part
304. Second terminal body 305, arch contact part
306. Second welding part
31. First terminal 32, second terminal
33. Third terminal 34 and fourth terminal
35. Fifth terminal 36 and sixth terminal
37. Seventh terminal 38, eighth terminal
39. And a ninth terminal.
Detailed Description
The utility model is further described with reference to the following detailed description and accompanying drawings.
As shown in fig. 1 to 7, a USB connector with good shielding effect includes a shielding shell 10, an insulating body 20, and a terminal set embedded in the insulating body 20; the insulation body 20 has a tail seat 21 and a tongue plate portion 22 integrally connected to the front side of the tail seat 21;
the shielding shell 10 comprises a top plate 11, a left side plate 12, a bottom plate 13 and a right side plate 14 which are connected end to end, the rear end of the bottom plate 13 is integrally bent upwards, horizontally and forwards extended to form a horizontal bearing arm 15, and the front end of the horizontal bearing arm 15 is integrally bent upwards, then bent upwards and vertically extended to form a front end limiting arm 16;
the insulating body 20 is installed in the shielding housing 10 from back to front, the tongue plate portion 22 is located on the upper end surface of the horizontal bearing arm 15, the front end of the tongue plate portion 22 abuts against the front end limiting arm 16, and an insertion cavity is formed among the left side plate 12, the tongue plate portion 22, the right side plate 14 and the top plate 11.
In this embodiment, the lower end surface of the tongue plate portion 22 is upwardly recessed with a first groove 221, and the terminals of the terminal group are exposed in the first groove 221; the horizontal bearing arm 15 is provided with a first through hole 151 extending from top to bottom, the inner wall of the rear side of the first through hole 151 is integrally bent upward and extends obliquely forward to form a first oblique limiting arm 152, when the insulation body 20 is installed in the shielding shell 10 from back to front, the horizontal bearing arm 15 is connected with the tongue plate portion 22, the first oblique limiting arm 152 extends into the first groove 221, and the first oblique limiting arm 152 abuts against the terminal of the terminal assembly exposed in the first groove 221.
The left edge and/or the right edge of the horizontal bearing arm 15 are integrally bent upwards and vertically extended to form a first vertical limiting arm 17. Preferably, a gap is maintained between the first vertical limiting arm 17 and the corresponding side plate. In this embodiment, the upper end of the first vertical limiting arm 17 is integrally bent inward and horizontally extended to form a lateral limiting arm 18, a notch 223 is formed on a corresponding side of the tongue portion 22, the notch 223 has a front end, a top end and a corresponding side end opening, and the tongue portion 22 abuts against the lateral limiting arm 18.
The front end of the first vertical limiting arm 17 is integrally bent inwards and extends forwards obliquely to form a second oblique limiting arm 171, and the front end of the second oblique limiting arm 171 is integrally bent inwards and extends inwards horizontally to form a second vertical limiting arm 172.
The rear ends of the left side plate 12 and/or the right side plate 14 are integrally bent inward and horizontally extended to form a rear end limiting arm 19, and when the insulation body 20 is mounted on the shielding housing 10 from back to front, the rear end of the insulation body 20 abuts against the rear end limiting arm 19.
The tongue plate part 22 is provided with a second groove 222 along the upper and lower direction, the horizontal bearing arm 15 is provided with a second through hole 153 along the upper and lower direction, and the inner wall of the rear side of the second through hole 153 integrally inclines downwards, then bends and extends upwards to form an arched elastic arm 154;
when the front end of the tongue portion 22 abuts against the front end limiting arm 16, the second groove 222 is communicated with the second through hole 153, and the front end of the arched elastic arm 154 extends into the second groove 222.
The terminal group includes 9 terminals horizontally arranged side by side at intervals, which are defined as first to ninth terminals 39 arranged in order from left to right;
the first terminal 31, the third terminal 33, the fifth terminal 35, the seventh terminal 37 and the ninth terminal 39 each have a first terminal body 301, and a horizontal contact portion 302 and a first welding portion 303 integrally connected to the front and rear ends of the first terminal body 301; the first terminal body 301 is located above the second terminal body 304, and the horizontal contact portion 302 is located on the front side of an arcuate contact portion 305 described below.
In the present embodiment, the first terminal 31 and the ninth terminal 39 are symmetrically disposed about the fifth terminal 35, the second terminal 32 and the eighth terminal 38 are symmetrically disposed about the fifth terminal 35, the third terminal 33 and the seventh terminal 37 are symmetrically disposed about the fifth terminal 35, and the fourth terminal 34 and the sixth terminal 36 are symmetrically disposed about the fifth terminal 35.
Each of the second terminal 32, the fourth terminal 34, the sixth terminal 36 and the eighth terminal 38 has a second terminal body 304, and an arcuate contact portion 305 and a second solder portion 306 integrally connected to the front and rear ends of the second terminal body 304; a portion of both the arcuate contact 305 and the second weld 306 are located within the second recess 222.
The horizontal contact portion 302 and the arched contact portion 305 are exposed at the upper end surface of the tongue plate portion 22, the first welding portion 303 and the second welding portion 306 are both exposed outside the insulating body 20, and the first welding portion 303 is located at the rear side of the second welding portion 306.
The following general assembly process is described below:
the rear-end limiting arm 19 is bent outwards, the insulating body 20 with the terminal group formed in an embedding mode is installed in the shielding shell 1020 from back to front, and after the insulating body 20 abuts against the lateral limiting arm 18 and/or the front-end limiting arm 16, the rear-end limiting arm 19 is reset to form rear-end limiting of the insulating body 20, and then the assembly can be completed.
The design key point of the utility model is that the metal tongue plate is formed mainly by matching the horizontal bearing arm and the front end limiting arm, so that the product has better shielding effect and anti-electromagnetic interference performance, and the signal transmission is more stable and reliable;
secondly, the first vertical limiting arm, the first oblique limiting arm, the lateral limiting arm and the rear limiting arm are matched, so that the insulating body is convenient to position and fix, convenience is brought to assembly, the insulating body is prevented from being easily loosened in the plugging and pulling use process, and the stability and the reliability in the plugging and pulling use process are ensured;
and the whole structure is ingenious and reasonable in design, all parts are convenient to assemble and accurate in positioning, and the stability and reliability of the product in the using process are ensured.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (10)
1. A USB connector with good shielding effect comprises an insulating body, a shielding shell and a terminal group embedded and molded in the insulating body; insulator has tailstock and the tongue board portion of body coupling in the tailstock front side, its characterized in that:
the shielding shell comprises a top plate, a left side plate, a bottom plate and a right side plate which are connected end to end, the rear end of the bottom plate is integrally bent upwards, horizontally extended forwards to form a horizontal bearing arm, and the front end of the horizontal bearing arm is integrally bent upwards, then bent upwards and vertically extended to form a front end limiting arm;
the insulation body is arranged in the shielding shell from back to front, the tongue plate portion is located on the upper end face of the horizontal bearing arm, the front end of the tongue plate portion abuts against the front end limiting arm, and an inserting cavity is formed among the left side plate, the tongue plate portion, the right side plate and the top plate.
2. The USB connector with good shielding effect according to claim 1, wherein: the lower end surface of the tongue plate part is upwards concavely provided with a first groove, and the terminal of the terminal group is exposed out of the first groove;
the horizontal bearing arm is provided with a first through hole along the vertical direction, the inner wall of the rear side of the first through hole is integrally bent upwards and extends obliquely forwards to form a first oblique limiting arm, when the insulation body is arranged on the shielding shell from back to front, the horizontal bearing arm is connected with the tongue plate part, the first oblique limiting arm extends into the first groove, and the first oblique limiting arm is abutted against the terminal which is exposed out of the first groove.
3. The USB connector with good shielding effect according to claim 1, wherein: the left side edge and/or the right side edge of the horizontal bearing arm are integrally bent upwards and vertically extend to form a first vertical limiting arm.
4. The USB connector with good shielding effect according to claim 3, wherein: the upper end of the first vertical limiting arm is integrally bent inwards and horizontally extends to form a lateral limiting arm, a notch is formed in the corresponding side of the tongue plate portion, the notch is provided with a front end, a top end and a corresponding side end opening, and the tongue plate portion abuts against the lateral limiting arm.
5. The USB connector with good shielding effect according to claim 3, wherein: and a gap is kept between the first vertical limiting arm and the corresponding side plate.
6. The USB connector with good shielding effect according to claim 3, wherein: the front end of the first vertical limiting arm is integrally bent inwards and extends forwards obliquely to form a second oblique limiting arm, and the front end of the second oblique limiting arm is integrally bent inwards and extends inwards horizontally to form a second vertical limiting arm.
7. The USB connector with good shielding effect according to claim 1, wherein: the rear end of the left side plate and/or the rear end of the right side plate are integrally bent inwards and horizontally extended to form a rear end limiting arm, and when the insulation body is installed behind the shielding shell from back to front, the rear end of the insulation body abuts against the rear end limiting arm.
8. The USB connector with good shielding effect according to claim 1, wherein: the tongue plate part is provided with second grooves along the upper and lower directions, the horizontal bearing arm is provided with second through holes along the upper and lower directions, and the inner wall of the rear side of each second through hole integrally inclines downwards, then bends and extends upwards to form an arched elastic arm;
when the front end of the tongue plate portion abuts against the rear end of the front end limiting arm, the second groove is communicated with the second through hole, and the front end of the arched elastic arm extends into the second groove.
9. The USB connector with good shielding effect according to claim 1, wherein: the terminal group comprises 9 terminals horizontally arranged side by side at intervals, and the terminals are defined as first to ninth terminals arranged from left to right in sequence;
the first terminal, the third terminal, the fifth terminal, the seventh terminal and the ninth terminal are all provided with a first terminal body, horizontal contact parts integrally connected to the front end and the rear end of the first terminal body and a first welding part; the second terminal, the fourth terminal, the sixth terminal and the eighth terminal are respectively provided with a second terminal body, an arched contact part and a second welding part, wherein the arched contact parts and the second welding part are integrally connected to the front end and the rear end of the second terminal body;
the horizontal contact part and the arched contact part are exposed on the upper end face of the tongue plate part, and the first welding part and the second welding part extend out of the insulating body.
10. The USB connector with good shielding effect according to claim 9, wherein: the first terminal body is positioned above the second terminal body, and the horizontal contact part is positioned on the front side of the arch-shaped contact part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392988.9U CN217009777U (en) | 2021-09-30 | 2021-09-30 | USB connector with good shielding effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392988.9U CN217009777U (en) | 2021-09-30 | 2021-09-30 | USB connector with good shielding effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217009777U true CN217009777U (en) | 2022-07-19 |
Family
ID=82379383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122392988.9U Active CN217009777U (en) | 2021-09-30 | 2021-09-30 | USB connector with good shielding effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217009777U (en) |
-
2021
- 2021-09-30 CN CN202122392988.9U patent/CN217009777U/en active Active
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| GR01 | Patent grant | ||
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