Stacked high-speed signal electric connector shielding structure

Abstract

The utility model mainly relates to a stack type high-speed signal electric connector shielding structure, which comprises an upper row terminal group, a lower row terminal group and a middle partition plate, the upper row terminal group and the lower row terminal group are in a relative vertical lamination relationship, the upper row terminal group is provided with a first grounding guide block, the lower row terminal group is provided with a second grounding guide block, and the middle partition plate is arranged on the upper row terminal group and the lower row terminal group. The middle partition plate is arranged between the upper-row terminal group and the lower-row terminal group, the first grounding guide block and the second grounding guide block are respectively connected to the middle partition plate, the middle partition plate is provided with a plurality of groups of grounding guide sheets, each group of grounding guide sheets is provided with a plurality of pairs of grounding guide sheets, and the middle partition plate is respectively connected to the upper-row terminal group and the lower-row terminal group through the grounding guide sheets.

Description

Technical Field

[0001] The utility model relates to the technical field of electric connector terminal structures, in particular to a stacked high-speed signal electric connector shielding structure. Background Art

[0002] With the advancement of science and technology, the technology of stacked electrical connectors is also developing continuously. At present, as electronic equipment and systems become more and more complex, the requirements for the terminal structure of stacked electrical connectors are also getting higher and higher. However, the terminal structure of stacked electrical connectors is generally long, which leads to a longer signal transmission distance, resulting in greater crosstalk interference and impedance problems, which affect the normal use of stacked electrical connectors. Utility Model Content

[0003] In order to solve the above problems, the utility model provides a stacked high-speed signal electrical connector shielding structure.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical solution: the utility model mainly relates to a stacked high-speed signal electrical connector shielding structure, including an upper row terminal group, a lower row terminal group and a middle partition, the upper row terminal group and the lower row terminal group are in a relative upper and lower stacking relationship, the upper row terminal group is provided with a first grounding guide block, the lower row terminal group is provided with a second grounding guide block, the middle partition is arranged between the upper row terminal group and the lower row terminal group, the first grounding guide block and the second grounding guide block are respectively connected to the middle partition, the middle partition is provided with a plurality of groups of grounding conductors, and the middle partition is respectively connected to the upper row terminal group and the lower row terminal group through the grounding conductors.

[0005] Preferably, the upper row terminal group includes a plurality of groups of upper row signal terminals, a pair of first upper row grounding terminals and a plurality of second upper row grounding terminals, the left and right sides of the upper row terminal group are first upper row grounding terminals, a plurality of groups of upper row signal terminals are arranged between the first upper row grounding terminals, wherein a second upper row grounding terminal is arranged between each group of the upper row signal terminals, and the second upper row grounding terminals separate each group of the upper row signal terminals;

[0006] The lower row terminal group includes several groups of lower row signal terminals, a pair of first lower row grounding terminals and several second lower row grounding terminals. The left and right sides of the lower row terminal group are the first lower row grounding terminals. Several groups of lower row signal terminals are arranged between the first lower row grounding terminals. Among them, a second lower row grounding terminal is arranged between each group of the lower row signal terminals. The second lower row grounding terminals separate each group of the lower row signal terminals.

[0007] Preferably, the first upper row grounding terminal includes a first upper row grounding terminal contact section and a first upper row grounding terminal connecting section, and the first upper row grounding terminal contact section is formed by bending the first upper row grounding terminal connecting section upward; the first lower row grounding terminal includes a first lower row grounding terminal contact section and a first lower row grounding terminal connecting section, and the first lower row grounding terminal contact section is formed by bending the first lower row grounding terminal connecting section upward.

[0008] Preferably, a pair of first grounding guide blocks are respectively provided on the first upper row grounding terminals on the left and right sides of the upper row terminal group, the first grounding guide blocks are arranged on the contact sections of the first upper row grounding terminals, and each of the first grounding guide blocks is a convex plate structure bent toward the middle partition plate; a pair of second grounding guide blocks are respectively provided under the first lower row grounding terminals on the left and right sides of the lower row terminal group, the second grounding guide blocks are arranged on the contact sections of the first lower row grounding terminals, and each of the second grounding guide blocks is a convex plate structure bent toward the middle partition plate.

[0009] Preferably, the middle partition includes a middle plate contact portion and a middle plate connecting portion, and the middle plate contact portion and the middle plate connecting portion are bent at a certain angle.

[0010] Preferably, the first grounding guide block and the second grounding guide block are respectively connected to the middle plate contact portion to form a first contact point.

[0011] Preferably, the middle plate contact portion is provided with a pair of first grounding conductors, the first grounding conductors include a first upper row of grounding conductors and a first lower row of grounding conductors, the first upper row of grounding conductors are connected to the upper row of terminal groups, and the first lower row of grounding conductors are connected to the lower row of terminal groups to form a second contact point.

[0012] Preferably, the middle plate connecting part is provided with a pair of second grounding conductors, the second grounding conductors include a second upper row grounding conductor and a second lower row grounding conductor, the second upper row grounding conductors are connected to the upper row terminal group, and the second lower row grounding conductors are connected to the lower row terminal group to form a third contact point.

[0013] Preferably, the signal transmission distances between the first contact point and the second contact point, and between the second contact point and the third contact point are equal.

[0014] The beneficial effects of the utility model are as follows: the utility model relates to a stacked high-speed signal electrical connector shielding structure, which mainly forms a first contact point by connecting the first grounding guide block and the second grounding guide block to the middle plate contact portion respectively; forms a second contact point by connecting the first upper row grounding terminal contact section and the first lower row grounding terminal contact section respectively by the first grounding guide piece; forms a third contact point by connecting the first upper row grounding terminal connection section and the first lower row grounding terminal connection section respectively by the second grounding guide piece, so as to realize the connection between the middle partition plate and the upper row terminal group and the lower row terminal group, thereby effectively isolating the electromagnetic and crosstalk interference between the upper row terminal group and the lower row terminal group. In this embodiment, the signal transmission distances of the first contact point, the second contact point and the third contact point are equal, which can significantly improve the stability and reliability of signal transmission. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the explosion structure of the utility model.

[0017] Figure 3 It is a structural schematic diagram of the upper row terminal group of the utility model.

[0018] Figure 4 It is a structural schematic diagram of the lower row terminal group of the utility model.

[0019] Figure 5 It is a structural schematic diagram of the partition board in the utility model.

[0020] Figure 6 It is a structural schematic diagram of the utility model from a side angle.

[0021] Figure 7 This utility model Figure 6 Magnified view of the first contact point in .

[0022] Figure 8 This utility model Figure 6 Magnified view of the second contact point in .

[0023] Fig. 9 This utility model Figure 6 Magnified view of the third contact point in .

[0024] Reference numerals

[0025] 1. Upper row terminal group; 11. Upper row signal terminals; 12. First upper row grounding terminals; 121. First grounding guide block; 122. First upper row grounding terminal contact section; 123. First upper row grounding terminal connection section; 13. Second upper row grounding terminals;

[0026] 2. lower row terminal group; 21. lower row signal terminal; 22. first lower row grounding terminal; 221. second grounding guide block; 222. first lower row grounding terminal contact section; 223. first lower row grounding terminal connection section; 23. second lower row grounding terminal;

[0027] 3. Middle partition; 31. Middle plate contact portion; 311. First grounding conductor; 3111. First upper row grounding conductor; 3112. First lower row grounding conductor; 32. Middle plate connecting portion; 321. Second grounding conductor; 3211. Second upper row grounding conductor; 3212. Second lower row grounding conductor; 4. First contact point; 5. Second contact point; 6. Third contact point. DETAILED DESCRIPTION

[0028] See also Figure 1-9 As shown, the utility model relates to a stacked high-speed signal electrical connector shielding structure, including an upper terminal group 1, a lower terminal group 2 and a middle partition 3, the upper terminal group 1 and the lower terminal group 2 are in a relative upper and lower stacking relationship, the upper terminal group 1 is provided with a first grounding guide block 121, the lower terminal group 2 is provided with a second grounding guide block 221, the middle partition 3 is arranged between the upper terminal group 1 and the lower terminal group 2, the first grounding guide block 121 and the second grounding guide block 221 are respectively connected to the middle partition 3, the middle partition 3 is provided with a plurality of groups of grounding conductors, each group of grounding conductors is provided with a plurality of pairs, and the middle partition 3 is respectively connected to the upper terminal group 1 and the lower terminal group 2 through the grounding conductors.

[0029] Furthermore, in this embodiment, the upper row terminal group 1 includes several groups of upper row signal terminals 11, a pair of first upper row grounding terminals 12 and several second upper row grounding terminals 13, the left and right sides of the upper row terminal group 1 are the first upper row grounding terminals 12, and several groups of upper row signal terminals 11 are arranged between the first upper row grounding terminals 12, wherein a second upper row grounding terminal 13 is arranged between each group of the upper row signal terminals 11, and the second upper row grounding terminals 13 separate each group of upper row signal terminals 11.

[0030] Furthermore, the first upper row grounding terminal 12 includes a first upper row grounding terminal contact section 122 and a first upper row grounding terminal connecting section 123, wherein the first upper row grounding terminal contact section 122 is formed by bending the first upper row grounding terminal connecting section 123 upward. A pair of first grounding guide blocks 121 are respectively provided on the first upper row grounding terminals 12 on the left and right sides of the upper row terminal group 1, wherein the first grounding guide blocks 121 are arranged on the first upper row grounding terminal contact section 122, wherein each of the first grounding guide blocks 121 is a convex plate structure bent toward the middle partition plate 3.

[0031] Furthermore, in this embodiment, the lower row terminal group 2 includes several groups of lower row signal terminals 21, a pair of first lower row grounding terminals 22 and several second lower row grounding terminals 23, the left and right sides of the lower row terminal group 2 are the first lower row grounding terminals 22, and several groups of lower row signal terminals 21 are arranged between the first lower row grounding terminals 22, wherein a second lower row grounding terminal 23 is arranged between each group of the lower row signal terminals 21, and the second lower row grounding terminals 23 separate each group of the lower row signal terminals 21.

[0032] Furthermore, the first lower row grounding terminal 22 includes a first lower row grounding terminal contact section 222 and a first lower row grounding terminal connecting section 223, wherein the first lower row grounding terminal contact section 222 is formed by bending upward the first lower row grounding terminal connecting section 223. A pair of second grounding guide blocks 221 are respectively disposed under the first lower row grounding terminals 22 on the left and right sides of the lower row terminal group 2, wherein the second grounding guide blocks 221 are disposed on the first lower row grounding terminal contact section 222, wherein each of the second grounding guide blocks 221 is a convex plate structure bent toward the middle partition plate 3.

[0033] Furthermore, in this embodiment, the middle partition plate 3 includes a middle plate contact portion 31 and a middle plate connecting portion 32, and the middle plate contact portion 31 is bent at a certain angle to the middle plate connecting portion 32. In this embodiment, the middle plate contact portion 31 is provided with a pair of first grounding conductive sheets 311, and the first grounding conductive sheets 311 include a first upper row of grounding conductive sheets 3111 and a first lower row of grounding conductive sheets 3112; the middle plate connecting portion 32 is provided with a pair of second grounding conductive sheets 321, and the second grounding conductive sheets 321 include a second upper row of grounding conductive sheets 3211 and a second lower row of grounding conductive sheets 3212.

[0034] When the middle partition plate 3 is installed between the upper terminal group 1 and the lower terminal group 2 , the first grounding guide block 121 and the second grounding guide block 221 are respectively connected to the middle plate contact portion 31 to form a first contact point 4 .

[0035] At the same time, the first grounding conductor 311 is located between the first upper row grounding terminal contact section 122 and the first lower row grounding terminal contact section 222, the first upper row grounding conductor 3111 is connected to the first upper row grounding terminal contact section 122, the first lower row grounding conductor 3112 is connected to the first lower row grounding terminal contact section 222, and the first grounding conductor 311 is respectively connected to the first upper row grounding terminal contact section 122 and the first lower row grounding terminal contact section 222 to form a second contact point 5.

[0036] At the same time, the second grounding conductor 321 is located between the first upper row grounding terminal connection section 123 and the first lower row grounding terminal connection section 223, the second upper row grounding conductor 3211 is connected to the first upper row grounding terminal connection section 123, the second lower row grounding conductor 3212 is connected to the first lower row grounding terminal connection section 223, and the second grounding conductor 321 is respectively connected to the first upper row grounding terminal connection section 123 and the first lower row grounding terminal connection section 223 to form a third contact point 6.

[0037] It should be noted that, in this embodiment, the signal transmission distances between the first contact point 4 and the second contact point 5 and between the second contact point 5 and the third contact point 6 are equal, thereby improving the stability and reliability of signal transmission.

[0038] The utility model relates to a stacked high-speed signal electrical connector shielding structure, which mainly forms a first contact point 4 by connecting the first grounding guide block 121 and the second grounding guide block 221 to the middle plate contact portion 31 respectively; forms a second contact point 5 by connecting the first upper row grounding terminal contact section 122 and the first lower row grounding terminal contact section 222 respectively by the first grounding guide piece 311; forms a third contact point 6 by connecting the first upper row grounding terminal connection section 123 and the first lower row grounding terminal connection section 223 respectively by the second grounding guide piece 321, so as to realize the connection between the middle partition plate 3 and the upper row terminal group 1 and the lower row terminal group 2, thereby effectively isolating the electromagnetic and crosstalk interference between the upper row terminal group 1 and the lower row terminal group 2. In this embodiment, the signal transmission distances of the first contact point 4, the second contact point 5 and the third contact point 6 are equal, which can significantly improve the stability and reliability of signal transmission.

[0039] The above implementation modes are merely descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering and technical personnel in the field shall fall within the protection scope determined by the claims of the present invention.

Claims

1. A stacked high-speed signal electrical connector shielding structure, characterized in that: It includes an upper row terminal group, a lower row terminal group and a middle partition, the upper row terminal group and the lower row terminal group are in a relative upper and lower stacking relationship, the upper row terminal group is provided with a first grounding guide block, the lower row terminal group is provided with a second grounding guide block, the middle partition is arranged between the upper row terminal group and the lower row terminal group, the first grounding guide block and the second grounding guide block are respectively connected to the middle partition, the middle partition is provided with a plurality of groups of grounding conductors, and the middle partition is respectively connected to the upper row terminal group and the lower row terminal group through the grounding conductors.

2. The stacked high-speed signal electrical connector shielding structure according to claim 1, characterized in that: The upper row of terminal groups includes a plurality of groups of upper row signal terminals, a pair of first upper row grounding terminals and a plurality of second upper row grounding terminals, the left and right sides of the upper row of terminal groups are first upper row grounding terminals, a plurality of groups of upper row signal terminals are arranged between the first upper row grounding terminals, wherein a second upper row grounding terminal is arranged between each group of the upper row signal terminals, and the second upper row grounding terminals separate each group of the upper row signal terminals; The lower row terminal group includes several groups of lower row signal terminals, a pair of first lower row grounding terminals and several second lower row grounding terminals. The left and right sides of the lower row terminal group are the first lower row grounding terminals. Several groups of lower row signal terminals are arranged between the first lower row grounding terminals. Among them, a second lower row grounding terminal is arranged between each group of the lower row signal terminals. The second lower row grounding terminals separate each group of the lower row signal terminals.

3. The stacked high-speed signal electrical connector shielding structure according to claim 2, characterized in that: The first upper row grounding terminal includes a first upper row grounding terminal contact section and a first upper row grounding terminal connecting section, and the first upper row grounding terminal contact section is formed by bending the first upper row grounding terminal connecting section upward; the first lower row grounding terminal includes a first lower row grounding terminal contact section and a first lower row grounding terminal connecting section, and the first lower row grounding terminal contact section is formed by bending the first lower row grounding terminal connecting section upward.

4. The stacked high-speed signal electrical connector shielding structure according to claim 3, characterized in that: A pair of first grounding guide blocks are respectively provided on the first upper row grounding terminals on the left and right sides of the upper row terminal group, and the first grounding guide blocks are arranged on the contact sections of the first upper row grounding terminals, and each of the first grounding guide blocks is a convex plate structure bent toward the middle partition plate; a pair of second grounding guide blocks are respectively provided under the first lower row grounding terminals on the left and right sides of the lower row terminal group, and the second grounding guide blocks are arranged on the contact sections of the first lower row grounding terminals, and each of the second grounding guide blocks is a convex plate structure bent toward the middle partition plate.

5. The stacked high-speed signal electrical connector shielding structure according to claim 1, characterized in that: The middle partition includes a middle plate contact portion and a middle plate connecting portion, and the middle plate contact portion and the middle plate connecting portion are bent at a certain angle.

6. The stacked high-speed signal electrical connector shielding structure according to claim 5, characterized in that: The first grounding guide block and the second grounding guide block are respectively connected to the middle plate contact portion to form a first contact point.

7. The stacked high-speed signal electrical connector shielding structure according to claim 5, characterized in that: The middle plate contact portion is provided with a pair of first grounding conductors, the first grounding conductors include a first upper row of grounding conductors and a first lower row of grounding conductors, the first upper row of grounding conductors are connected to the upper row of terminal groups, and the first lower row of grounding conductors are connected to the lower row of terminal groups to form a second contact point.

8. The stacked high-speed signal electrical connector shielding structure according to claim 5, characterized in that: The middle plate connection portion is provided with a pair of second grounding conductors, the second grounding conductors include a second upper row grounding conductor and a second lower row grounding conductor, the second upper row grounding conductors are connected to the upper row terminal group, and the second lower row grounding conductors are connected to the lower row terminal group to form a third contact point.

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