CN218482412U - DP miniature electric connector - Google Patents
DP miniature electric connector Download PDFInfo
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- CN218482412U CN218482412U CN202222175324.1U CN202222175324U CN218482412U CN 218482412 U CN218482412 U CN 218482412U CN 202222175324 U CN202222175324 U CN 202222175324U CN 218482412 U CN218482412 U CN 218482412U
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Abstract
The utility model discloses a DP micro electric connector, which comprises an insulation body, a shielding shell, a plurality of upper terminals and a plurality of lower terminals; the insulating body comprises a base and a tongue plate, the length of the base in the front-back direction is 1.0-1.5mm, and an insertion groove is concavely arranged on the lower surface of the tongue plate; the shielding shell is covered outside the insulating body and forms an insertion cavity with the surrounding of the insulating body, the tongue plate is suspended in the insertion cavity, and the depth of the insertion cavity in the front and back direction is 8.5-9.0mm; the length of the base in the front-back direction is set to be 1.0-1.5mm, and the depth of the insertion cavity in the front-back direction is set to be 8.5-9.0mm, so that the overall length of the product reaches an ultrashort form, the product is more miniaturized, and the circuit layout efficiency of the circuit board can be effectively improved. The upper fixing parts of the terminals on the leftmost side are widened and the fixing parts of the other terminals are narrowed by arranging the hole grooves and the grooves, so that the high-frequency performance is better, high-frequency signals are easy to pass through, and the service performance is better.
Description
Technical Field
The utility model belongs to the technical field of the electric connector and specifically relates to indicate a miniature electric connector of DP.
Background
An electrical connector is a component that is frequently touched by electrical engineering technicians and is used to bridge a communication between a blocked or isolated circuit in a circuit, thereby allowing current to flow and allowing the circuit to perform a predetermined function.
DisplayPort, also known as high definition digital display interface, is a digital video interface standard driven by the video electronics standards association, and is mainly suitable for connecting computers and screens, or computers and home theater systems. The traditional DisplayPort electric connector comprises a shielding shell, an insulating body and 20PIN conductive terminals, wherein the insulating body is generally arranged in a horizontal mode, a plurality of pinholes are arranged on the insulating body in a penetrating mode from front to back, the 20PIN conductive terminals are assembled on the insulating body in an inserting mode, and then the insulating body is inserted into the shielding shell to form a finished product.
The DP electrical connector is a widely used video signal electrical connector, and when the existing DP electrical connector is combined with a circuit board, the DP electrical connector is disposed on the circuit board in a horizontal manner, however, along with the miniaturization of the circuit board and the diversification of the functions of the circuit board, a plurality of types of connectors are disposed, and on the circuit board with a limited area size, the types and the number of the connectors that can be disposed are limited, and the circuit layout efficiency of the circuit board cannot be further improved. Meanwhile, the existing DP electrical connector generally has the problems of poor high frequency characteristics and poor passing of high frequency signals, which results in poor product performance, so it is necessary to improve the existing DP electrical connector.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a DP micro electric connector, which has a whole length reaching an ultrashort form, can effectively improve the circuit layout performance of a circuit board, and has a better high frequency characteristic and a high frequency signal passing easily.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a DP micro electric connector comprises an insulation body, a shielding shell, a plurality of upper terminals and a plurality of lower terminals; the insulating body comprises a base and a tongue plate extending forwards from the base, the length of the base in the front-back direction is 1.0-1.5mm, and an insertion groove is concavely arranged on the lower surface of the tongue plate; the shielding shell is covered outside the insulating body and forms an insertion cavity with the surrounding of the insulating body, the tongue plate is suspended in the insertion cavity, and the depth of the insertion cavity in the front-back direction is 8.5-9.0mm; the upper terminals and the lower terminals are fixed on the insulating body, each upper terminal comprises an upper contact part, an upper fixing part and an upper welding part which are sequentially connected in an integrated manner, the upper contact part is exposed on the upper surface of the tongue plate, the upper fixing part is embedded in the base, the upper welding part extends out of the base, each lower terminal comprises a lower contact part, a lower fixing part and a lower welding part which are sequentially connected in an integrated manner, the lower contact part is exposed on the bottom surface of the insertion groove, the lower fixing part is embedded in the base, and the lower welding part extends out of the base.
As a preferred scheme, the lower surface of the base is concavely provided with an embedding groove, the middle part of the embedding groove is concavely provided with a first buckling groove, the bottom of the rear end of the shielding shell is provided with an embedding sheet, the embedding sheet is inserted into the embedding groove from front to back, two first buckling sheets are formed by punching and bending the embedding sheet, and the two first buckling sheets are bilaterally symmetrical and buckled on two sides of the first buckling groove.
As a preferable scheme, two first hole grooves are concavely arranged on the bottom surface of the embedding groove, the two first hole grooves are arranged in bilateral symmetry relative to the first buckling groove, and the embedding piece covers the two first hole grooves.
As a preferable scheme, two bilaterally symmetrical second hole grooves are concavely arranged on the lower surface of the base, and the two second hole grooves are exposed and are respectively positioned on the left side and the right side of the embedded piece.
As a preferred scheme, the upper surface of the base is convexly provided with two bilaterally symmetrical limiting parts, the inner side of each limiting part is concavely provided with a second buckling groove, correspondingly, the top of the rear end of the shielding shell is provided with two limiting grooves, the two limiting parts are inserted into the two limiting grooves from back to front, the inner edges of the two limiting grooves are punched and bent to form two second buckling pieces, and the two second buckling pieces are bilaterally symmetrical and are respectively buckled in the corresponding second buckling grooves for fixing.
Preferably, the upper surface of the tongue plate is concavely provided with a plurality of first front grooves and a plurality of first rear grooves, the first front grooves are distributed beside the front end of each upper contact part, and the first rear grooves are distributed beside the rear end of each upper contact part.
Preferably, the bottom surface of the insertion groove is recessed with a plurality of second front grooves and a plurality of second rear grooves, the plurality of second front grooves are distributed beside the front end of each lower contact portion, and the plurality of second rear grooves are distributed beside the rear end of each lower contact portion.
Preferably, the width of the upper fixing portion of the upper terminal located on the leftmost side is greater than the width of the upper fixing portions of the remaining upper terminals and the width of the lower fixing portion of each lower terminal, the width of the upper fixing portions of the remaining upper terminals is less than the width of the upper contact portion, and the width of the lower fixing portion of each lower terminal is less than the width of the lower contact portion.
Preferably, the upper welding parts of the plurality of upper terminals and the lower welding parts of the plurality of lower terminals horizontally extend out of the rear end surface of the base side by side and are close to the top of the base.
As a preferred scheme, the middle parts of the left side and the right side of the rear end of the shielding shell are punched, bent and extended to form fixing feet.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:
1. the length of the base in the front-back direction is designed to be 1.0-1.5mm, and the depth of the insertion cavity in the front-back direction is designed to be 8.5-9.0mm, so that the overall length of the product reaches an ultrashort form, the product is more miniaturized, and the circuit layout efficiency of the circuit board can be effectively improved.
2. Through setting up each hole groove and each recess to the cooperation is widened the last fixed part of terminal on the leftmost side, and the fixed part of all the other terminals narrows, makes the whole high frequency performance of this product better, and high frequency signal passes through easily, and the whole performance of product is better.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;
FIG. 2 is a perspective view of the preferred embodiment of the present invention from another angle;
FIG. 3 is an exploded view of the preferred embodiment of the present invention;
fig. 4 is an exploded view from another angle of the preferred embodiment of the present invention;
FIG. 5 is a partial assembly view of the preferred embodiment of the present invention;
FIG. 6 is a partial assembled view from another perspective of the preferred embodiment of the present invention;
fig. 7 is a cross-sectional view of the preferred embodiment of the present invention.
Description of the figures:
10. insulating body 11, base
12. Tongue plate 121, first front groove
122. A first rear groove 123 and a second front groove
124. Second rear groove 101, insertion groove
102. Embedding groove 103 and first fastening groove
104. First hole groove 105 and second hole groove
106. Limiting part 107 and second buckling groove
20. Shielding case 21, embedding piece
22. First cramp 23, spacing groove
24. Second cramp 25, fixing foot
201. Insertion cavity 30, upper terminal
31. Upper contact part 32, upper fixing part
33. Upper welding part 40, lower terminal
41. Lower contact part 42, lower fixing part
43. And a lower welding part.
Detailed Description
Referring to fig. 1 to 7, a specific structure of a preferred embodiment of the present invention is shown, which includes an insulating body 10, a shielding shell 20, a plurality of upper terminals 30 and a plurality of lower terminals 40.
The insulation body 10 comprises a base 11 and a tongue plate 12 extending forwards from the base 11, the length of the base 11 in the front-back direction is 1.0-1.5mm, and an insertion groove 101 is concavely arranged on the lower surface of the tongue plate 12; in this embodiment, the lower surface of the base 11 is concavely provided with an embedding groove 102, the middle part of the embedding groove 102 is concavely provided with a first buckling groove 103, the bottom surface of the embedding groove 102 is concavely provided with two first hole grooves 104, the two first hole grooves 104 are arranged in bilateral symmetry relative to the first buckling groove 103, and the first hole grooves 104 are rectangular; two second hole grooves 105 which are symmetrical left and right are concavely arranged on the lower surface of the base 11, the second hole grooves 105 are rectangular, and the length of the second hole grooves 105 is smaller than that of the first hole grooves 104; two symmetrical limiting parts 106 are convexly arranged on the upper surface of the base 11, and a second buckling groove 107 is concavely arranged beside the inner side of each limiting part 106; and a plurality of first front grooves 121 and a plurality of first rear grooves 122 are concavely arranged on the upper surface of the tongue plate 12, the plurality of first front grooves 121 and the plurality of first rear grooves 122 are enlarged grooves, a plurality of second front grooves 123 and a plurality of second rear grooves 124 are concavely arranged on the bottom surface of the insertion groove 101, the plurality of second front grooves 123 and the plurality of second rear grooves 124 are enlarged grooves, and high-frequency signals can more easily pass through the insertion groove in the use process by arranging the hole grooves and the grooves.
The shielding shell 20 is covered outside the insulating body 10 and forms an insertion cavity 201 with the insulating body 10, the tongue plate 12 is suspended in the insertion cavity 201, and the depth of the insertion cavity 201 in the front-back direction is 8.5-9.0mm; in this embodiment, the bottom of the rear end of the shielding shell 20 has an embedding piece 21, the embedding piece 21 is inserted into the embedding slot 102 from front to back, and the embedding piece 21 is punched and bent to form two first buckling pieces 22, the two first buckling pieces 22 are bilaterally symmetrical and buckled on two sides of the first buckling slot 103; the embedding sheet 21 covers the two first hole slots 104, and the two second hole slots 105 are exposed and respectively located at the left and right outer sides of the embedding sheet 21; the top of the rear end of the shielding shell 20 is provided with two limiting grooves 23, the two limiting parts 106 are inserted into the two limiting grooves 23 from back to front, the inner side edges of the two limiting grooves 23 are punched and bent to form two second buckling pieces 24, and the two second buckling pieces 24 are bilaterally symmetrical and are respectively buckled in the corresponding second buckling grooves 107 for fixing; in addition, the middle parts of the left and right sides of the rear end of the shielding case 20 are punched and bent to extend to form fixing pins 25 for being inserted and fixed with an external circuit board.
The upper terminals 30 and the lower terminals 40 are fixed on the insulating body 10, each upper terminal 30 includes an upper contact portion 31, an upper fixing portion 32 and an upper soldering portion 33 which are integrally connected in sequence, the upper contact portion 31 is exposed on the upper surface of the tongue plate 12, the upper fixing portion 32 is embedded in the base 11, the upper soldering portion 33 extends out of the base 11, each lower terminal 40 includes a lower contact portion 41, a lower fixing portion 42 and a lower soldering portion 43 which are integrally connected in sequence, the lower contact portion 41 is exposed on the bottom surface of the insertion groove 101, the lower fixing portion 42 is embedded in the base 11, and the lower soldering portion 43 extends out of the base 11. In the present embodiment, the plurality of first front grooves 121 are distributed beside the front end of each upper contact portion 31, and the plurality of first rear grooves 122 are distributed beside the rear end of each upper contact portion 31; the plurality of second front grooves 123 are distributed laterally of the front ends of the respective lower contact portions 41, and the plurality of second rear grooves 124 are distributed laterally of the rear ends of the respective lower contact portions 41; moreover, the width of the upper fixing portion 32 of the upper terminal 30 positioned at the leftmost side is greater than the width of the upper fixing portions 32 of the rest upper terminals 30 and the width of the lower fixing portion 42 of each lower terminal 40, the width of the upper fixing portions 32 of the rest upper terminals 30 is less than the width of the upper contact portion 31, and the width of the lower fixing portion 42 of each lower terminal 40 is less than the width of the lower contact portion 41, so that the high-frequency characteristic of the product is better; in addition, the upper welding portions 33 of the plurality of upper terminals 30 and the lower welding portions 43 of the plurality of lower terminals 40 horizontally extend side by side out of the rear end surface of the base 11 and close to the top of the base 11, so that the product can be installed in a sunk manner.
Detailed description the assembly process of this embodiment is as follows:
first, the plurality of upper terminals 30 and the plurality of lower terminals 40 are formed by stamping, then the plurality of upper terminals 30 and the plurality of lower terminals 40 are fixed on the insulating body 10 by insert molding, and finally, the shielding case 20 is covered outside the insulating body 10. In use, the shield case 20 is fixed to an external circuit board by a sunk plate, and the upper soldering portions 33 of the plurality of upper terminals 30 and the lower soldering portions 43 of the plurality of lower terminals 40 are bonded to corresponding lands on the circuit board and soldered.
The utility model discloses a design focus lies in: firstly, the length of the base in the front-back direction is designed to be 1.0-1.5mm, and the depth of the insertion cavity in the front-back direction is designed to be 8.5-9.0mm, so that the overall length of the product reaches an ultrashort form, the product is more miniaturized, and the circuit layout efficiency of the circuit board can be effectively improved. Secondly, through setting up each hole groove and each recess to the cooperation is widened the last fixed part of terminal on the leftmost side, and the fixed part of other terminals reduces narrowly, makes the whole high frequency performance of this product better, and high frequency signal passes through easily, and the whole performance of product is better.
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 slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. A DP micro electrical connector, comprising: the shielding shell comprises an insulating body, a shielding shell, a plurality of upper terminals and a plurality of lower terminals; the insulating body comprises a base and a tongue plate extending forwards from the base, the length of the base in the front-back direction is 1.0-1.5mm, and an insertion groove is concavely arranged on the lower surface of the tongue plate; the shielding shell is covered outside the insulating body and forms an insertion cavity with the surrounding of the insulating body, the tongue plate is suspended in the insertion cavity, and the depth of the insertion cavity in the front-back direction is 8.5-9.0mm; the upper terminals and the lower terminals are fixed on the insulating body, each upper terminal comprises an upper contact part, an upper fixing part and an upper welding part which are sequentially connected in an integrated manner, the upper contact part is exposed on the upper surface of the tongue plate, the upper fixing part is embedded in the base, the upper welding part extends out of the base, each lower terminal comprises a lower contact part, a lower fixing part and a lower welding part which are sequentially connected in an integrated manner, the lower contact part is exposed on the bottom surface of the insertion groove, the lower fixing part is embedded in the base, and the lower welding part extends out of the base.
2. The DP micro electrical connector of claim 1, wherein: the lower surface of the base is concavely provided with an embedding groove, the middle part of the embedding groove is concavely provided with a first buckling groove, the bottom of the rear end of the shielding shell is provided with an embedding piece, the embedding piece is inserted into the embedding groove from front to back, two first buckling pieces are formed by punching and bending the embedding piece, and the two first buckling pieces are bilaterally symmetrical and buckled on two sides of the first buckling groove.
3. The DP micro electrical connector of claim 2, wherein: the bottom surface of the embedding groove is concavely provided with two first hole grooves which are arranged in bilateral symmetry relative to the first buckling groove, and the embedding piece covers the two first hole grooves.
4. The DP micro electrical connector of claim 2, wherein: the lower surface of the base is concavely provided with two bilaterally symmetrical second hole grooves, and the two second hole grooves are exposed and are respectively positioned on the left side and the right side of the embedded piece.
5. The DP micro electrical connector of claim 1, wherein: the upper surface of base is protruding to be equipped with two bilateral symmetry's spacing portion, and the inboard side of each spacing portion all is equipped with the second catching groove in the concave, and is corresponding, and two spacing grooves have been seted up at the rear end top of this shield shell, and two spacing portions are inserted in two spacing grooves from back to front, and the die-cut bending of the medial edge of two spacing grooves is formed with two second cramps, and two second cramps bilateral symmetry are fixed in the corresponding second catching groove of lock respectively.
6. The DP micro electrical connector of claim 1, wherein: the upper surface of the tongue plate is concavely provided with a plurality of first front grooves and a plurality of first rear grooves, the first front grooves are distributed beside the front end of each upper contact part, and the first rear grooves are distributed beside the rear end of each upper contact part.
7. The DP micro electrical connector of claim 1, wherein: the bottom surface of the insertion groove is concavely provided with a plurality of second front grooves and a plurality of second rear grooves, the plurality of second front grooves are distributed beside the front end of each lower contact part, and the plurality of second rear grooves are distributed beside the rear end of each lower contact part.
8. The DP micro electrical connector of claim 1, wherein: the width of the upper fixing portion of the upper terminal located on the leftmost side is greater than the width of the upper fixing portions of the remaining upper terminals and the width of the lower fixing portion of each lower terminal, the width of the upper fixing portions of the remaining upper terminals is less than the width of the upper contact portion, and the width of the lower fixing portion of each lower terminal is less than the width of the lower contact portion.
9. The DP micro electrical connector of claim 1, wherein: the upper welding parts of the upper terminals and the lower welding parts of the lower terminals horizontally extend out of the rear end face of the base side by side and are close to the top of the base.
10. The DP micro electrical connector of claim 1, wherein: the middle parts of the left side and the right side of the rear end of the shielding shell are all punched, bent and extended to form fixing feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222175324.1U CN218482412U (en) | 2022-08-18 | 2022-08-18 | DP miniature electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222175324.1U CN218482412U (en) | 2022-08-18 | 2022-08-18 | DP miniature electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218482412U true CN218482412U (en) | 2023-02-14 |
Family
ID=85165693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222175324.1U Active CN218482412U (en) | 2022-08-18 | 2022-08-18 | DP miniature electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218482412U (en) |
-
2022
- 2022-08-18 CN CN202222175324.1U patent/CN218482412U/en active Active
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