Connector with short circuit structure

Abstract

The utility model discloses a connector with a short circuit structure, which relates to the technical field of connectors and comprises a shell and a plurality of high-speed signal components distributed in the shell side by side at intervals. Each high-speed signal assembly comprises a grounding piece, a first forming piece, a plurality of ground wire terminals and a second forming piece, the ground wire terminals are distributed in a row at intervals, the grounding pieces are fixedly connected with the first forming pieces, each grounding piece is provided with a plurality of short-circuit surfaces, and the short-circuit surfaces are tightly connected with the ground wire terminals in a one-to-one correspondence mode; a plurality of welding openings for welding the short circuit surface and the ground wire terminal are formed in the second forming piece; through the welding openings, the firmness of the connection between the plurality of short-circuit surfaces of the grounding sheet and the plurality of ground wire terminals is improved. Through one-to-one corresponding tight connection between the plurality of short-circuit surfaces and the ground wire terminals, stable connection between the ground wire terminals and the ground lug is realized, electromagnetic interference is effectively reduced, and the transmission quality of high-speed signals is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector technical field especially is a kind of connector with short circuit structure. BACKGROUND

[0002] In modern electronic equipment, the transmission demand of high-speed signal is increasing, and the performance requirement of connector is also higher and higher;The grounding structure design of traditional connector is not reasonable enough, and the connection between ground terminal and ground sheet is not tight and stable enough. This may cause poor grounding problem in signal transmission process, generate electromagnetic interference, affect the transmission quality of high-speed signal, reduce the stability and reliability of equipment;Therefore, in view of this situation, it is urgent to develop a kind of connector with short circuit structure to meet the needs of practical use. SUMMARY

[0003] Therefore, the utility model provides a kind of connector with short circuit structure, which aims to solve the problems existing in the grounding structure of existing connector, realize the tight and stable connection between ground terminal and ground sheet, facilitate welding operation, and improve signal transmission quality.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A connector with short circuit structure, comprising a housing and a plurality of high-speed signal assemblies arranged side by side and spaced apart in the housing, each of the plurality of high-speed signal assemblies comprising a ground sheet, a first molded part, a plurality of ground terminals arranged in a row and spaced apart, and a second molded part, the ground sheet being fixedly connected to the first molded part, the upper side of the plurality of ground terminals being attached to the first molded part, the ground sheet having a plurality of short circuit surfaces, and the plurality of short circuit surfaces being in tight connection with the plurality of ground terminals one by one;The second molded part is fixedly connected between the ground sheet, the first molded part and the plurality of ground terminals;A plurality of welding openings are provided on the second molded part for welding the short circuit surfaces and the ground terminals.

[0006] As a preferred scheme: the plurality of short circuit surfaces include a plurality of first short circuit surfaces and a plurality of second short circuit surfaces, the plurality of first short circuit surfaces are located above the plurality of second short circuit surfaces, and the plurality of first short circuit surfaces and the plurality of second short circuit surfaces are spaced apart and arranged side by side;The plurality of first short circuit surfaces and the plurality of ground terminals are in tight connection one by one, and the plurality of second short circuit surfaces and the plurality of ground terminals are in tight connection one by one.

[0007] As a preferred scheme: the plurality of ground terminals each include a first short circuit part and a second short circuit part, the first short circuit part is located above the second short circuit part, the first short circuit surface is in tight connection with the first short circuit part, and the second short circuit surface is in tight connection with the second short circuit part.

[0008] As a preferred scheme: the plurality of welding openings comprises a plurality of first openings and a plurality of second openings, the first openings are located above the second openings, the plurality of first openings correspond to the plurality of first short connection surfaces one by one, the plurality of second openings correspond to the plurality of second short connection surfaces one by one, the first short connection surfaces and the first short connection parts are connected by welding through the first openings, and the second short connection surfaces and the second short connection parts are connected by welding through the second openings.

[0009] As a preferred scheme: the middle part of the ground sheet is provided with a plurality of outwardly protruding protrusions in the form of bending, and the front side wall of the protrusions forms the first short connection surface; a plurality of outwardly extending protrusions are arranged on the lower side of the ground sheet, and the front side wall of the protrusions forms the second short connection surface.

[0010] As a preferred scheme: a plurality of embedding grooves for embedding the ground terminal are arranged on the second forming part, and the upper side of the plurality of ground terminals is embedded in the plurality of embedding grooves one by one.

[0011] As a preferred scheme: the ground sheet, the first forming part, the plurality of ground terminals and the second forming part are two groups, the two groups of first forming parts are tightly connected, and the two groups of ground terminals are symmetrically distributed.

[0012] As a preferred scheme: a plurality of positioning grooves are arranged on one of the two groups of first forming parts, a plurality of positioning blocks matched with the positioning grooves are arranged on the other group of first forming parts, and the two groups of first forming parts are connected through the positioning grooves and the positioning blocks.

[0013] Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically, according to the above technical scheme, through the one-to-one tight connection of the plurality of short connection surfaces and the ground terminal, the stable connection of the ground terminal and the ground sheet is realized, electromagnetic interference is effectively reduced, and the transmission quality of high-speed signals is improved;The plurality of welding openings arranged on the second forming part improve the firmness of the plurality of short connection surfaces of the ground sheet and the plurality of ground terminals;The plurality of high-speed signal assemblies are distributed in the shell in parallel and at intervals, the overall structure layout is reasonable, and it is beneficial to realize the transmission of a plurality of high-speed signals in a limited space;The ground sheet is fixedly connected with the first forming part, the plurality of ground terminals are attached to the first forming part, and the second forming part is fixedly connected between the components, forming a stable overall structure, enhancing the mechanical stability of the connector, and reducing the possibility of component loosening caused by factors such as vibration and collision;The plurality of welding openings arranged on the second forming part facilitate the welding of the short connection surfaces and the ground terminal, improve the production efficiency and welding quality, and ensure the reliability of electrical connection.

[0014] In order to more clearly illustrate the structural features and effects of the utility model, the following will be described in detail in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the connector of the utility model with short circuit structure three-dimensional structure schematic view;

[0016] Figure 2 It is the high speed signal assembly three-dimensional structure schematic view of the utility model;

[0017] Figure 3 It is the high speed signal assembly sectional view of the utility model;

[0018] Figure 4 It is the high speed signal assembly exploded view of the utility model;

[0019] Figure 5 It is the ground sheet, first forming piece, ground terminal and second forming piece three-dimensional structure of the utility model;

[0020] Figure 6 It is the ground sheet three-dimensional structure schematic view of the utility model;

[0021] Figure 7 It is the second forming piece three-dimensional structure schematic view of the utility model.

[0022] Brief description of drawings:

[0023] In the drawing: 10, shell;20, high speed signal assembly;21, ground sheet;211, first short circuit surface;212, second short circuit surface;213, protrusion;214, column;22, first forming piece;221, positioning groove;222, positioning block;23, ground terminal;231, first short circuit part;232, second short circuit part;24, second forming piece;241, first opening;242, second opening;243, embedding slot. Specific implementation

[0024] The utility model as shown in Figures 1 to 7 A kind of connector with short circuit structure, including shell 10 and multiple high speed signal assemblies 20 distributed in shell 10 in parallel interval, wherein:

[0025] The multiple high speed signal assemblies 20 all include ground sheet 21, first forming piece 22, multiple ground terminals 23 distributed in parallel interval and second forming piece 24, the ground sheet 21 is fixedly connected with first forming piece 22, the upper side of the multiple ground terminals 23 is attached to first forming piece 22, the ground sheet 21 has multiple short circuit surfaces, multiple short circuit surfaces are connected closely one by one with multiple ground terminals 23;The second forming piece 24 is fixedly connected between ground sheet 21, first forming piece 22 and multiple ground terminals 23;Multiple welding openings for welding short circuit surface and ground terminal 23 are set on the second forming piece 24.

[0026] The stable connection of the ground wire terminal 23 and the grounding sheet 21 is realized through the one-to-one corresponding close connection of the plurality of short connection surfaces and the ground wire terminal 23 and the cooperation of the welding process, and the electromagnetic interference is effectively reduced, and the transmission quality of the high-speed signal is improved; the plurality of welding openings provided on the second forming part 24 makes the welding operation more convenient, improves the production efficiency and the welding quality, and facilitates the welding operation; the plurality of high-speed signal assemblies 20 are distributed in the shell 10 in parallel and at intervals, the overall structural layout is reasonable, and the transmission of the plurality of high-speed signals in the limited space is facilitated; the grounding sheet 21 is fixedly connected with the first forming part 22, the plurality of ground wire terminals 23 are attached to the first forming part 22, and the second forming part 24 is fixedly connected between the components, so as to form a stable overall structure, enhance the mechanical stability of the connector, and reduce the possibility of loosening of the components due to factors such as vibration and collision; the plurality of welding openings provided on the second forming part 24 facilitate the welding of the short connection surfaces and the ground wire terminal 23, improve the production efficiency and the welding quality, and ensure the reliability of the electrical connection.

[0027] In assembling the connector, the grounding sheet 21 is fixedly formed with the first forming part 22, and then the plurality of ground wire terminals 23 distributed in parallel and at intervals are closely attached to the positions of the fixedly formed grounding sheet 21 and the first forming part 22, so that the upper sides of the plurality of ground wire terminals 23 are attached to the first forming part 22, and the lower sides of the plurality of ground wire terminals 23 are one-to-one closely connected to the plurality of short connection surfaces of the abutting sheet; then the second forming part 24 is used to fix the grounding sheet 21, the first forming part 22 and the plurality of ground wire terminals 23, and the short connection surfaces and the ground wire terminals 23 are welded through the plurality of welding openings on the second forming part 24, so as to ensure the close connection of the grounding sheet 21 and the plurality of ground wire terminals 23.

[0028] The plurality of short connection surfaces include a plurality of first short connection surfaces 211 and a plurality of second short connection surfaces 212, the plurality of first short connection surfaces 211 are located above the plurality of second short connection surfaces 212, and the plurality of first short connection surfaces 211 and the plurality of second short connection surfaces 212 are distributed in parallel and at intervals; the plurality of first short connection surfaces 211 and the plurality of ground wire terminals 23 are one-to-one closely connected, and the plurality of second short connection surfaces 212 and the plurality of ground wire terminals 23 are one-to-one closely connected; so that the welding operation of the first short connection surface 211 and the first short connection part 231 and the second short connection surface 212 and the second short connection part 232 is more convenient; the plurality of short connection surfaces of the grounding sheet 21 and the plurality of ground wire terminals 23 are one-to-one closely connected, a stable and reliable grounding path is provided for high-speed signal transmission, electromagnetic interference can be effectively reduced, and the quality and stability of signal transmission are ensured.

[0029] The plurality of ground terminals 23 each include a first short-circuiting portion 231 and a second short-circuiting portion 232, the first short-circuiting portion 231 is located above the second short-circuiting portion 232, the first short-circuiting surface 211 and the first short-circuiting portion 231 are tightly connected, and the second short-circuiting surface 212 and the second short-circuiting portion 232 are tightly connected; a plurality of first short-circuiting surfaces 211 are located above a plurality of second short-circuiting surfaces 212 and are spaced and distributed side by side, this layered design makes the connection of the ground terminals 23 and the grounding sheet 21 more orderly, avoiding the crossing and interference of the connection lines, further optimizing the grounding effect and enhancing the stability of signal transmission; the plurality of first short-circuiting surfaces 211 and the plurality of second short-circuiting surfaces 212 are respectively and correspondingly tightly connected with the plurality of ground terminals 23, forming multiple grounding paths, even if a problem occurs at a certain connection point, other connection points can still ensure the normal operation of the grounding function, improving the reliability and fault tolerance of the connector, and multiple grounding is guaranteed; this precise matching design ensures the accuracy and stability of the grounding connection, better achieving signal grounding and shielding, and reducing signal interference.

[0030] The plurality of welding openings include a plurality of first openings 241 and a plurality of second openings 242, the first openings 241 are located above the second openings 242, the plurality of first openings 241 correspond to the plurality of first short-circuiting surfaces 211 one by one, the plurality of second openings 242 correspond to the plurality of second short-circuiting surfaces 212 one by one, the first short-circuiting surface 211 and the first short-circuiting portion 231 are connected by welding through the first opening 241, and the second short-circuiting surface 212 and the second short-circuiting portion 232 are connected by welding through the second opening 242.

[0031] The plurality of first openings 241 correspond to the plurality of first short-circuiting surfaces 211 one by one, and the plurality of second openings 242 correspond to the plurality of second short-circuiting surfaces 212 one by one, so that the welding operation can be accurately performed on each short-circuiting surface and short-circuiting portion, improving the efficiency and quality of welding and ensuring the reliability of electrical connection; at the same time, the layered welding opening design also facilitates operators to distinguish different welding positions, reducing the operation difficulty.

[0032] The middle side wall of the grounding sheet 21 is spaced outwardly protruding to form a plurality of bent protrusions 213, the front side wall of the protrusion 213 forms the first short-circuiting surface 211; a plurality of outwardly extending protrusions 214 are arranged on the lower side of the grounding sheet 21, the front side wall of the protrusion 214 forms the second short-circuiting surface 212; the bent protrusion 213 of the middle side wall of the grounding sheet 21 and the protrusion 214 of the lower side form the first short-circuiting surface 211 and the second short-circuiting surface 212 respectively, this structure design increases the contact area of the grounding sheet 21 and the ground terminal 23, improves the stability and conductivity of electrical connection, and helps to better achieve the grounding function, reducing the loss and interference in signal transmission.

[0033] The second forming piece 24 is spaced apart and has a plurality of embedding grooves 243 for embedding the ground terminal 23, and the upper side of the plurality of ground terminals 23 is embedded in the plurality of embedding grooves 243 one by one. The plurality of embedding grooves 243 of the second forming piece 24 are spaced apart, so that the upper side of the plurality of ground terminals 23 can be embedded therein one by one, which facilitates the installation and positioning of the ground terminal 23, improves the assembly efficiency and accuracy, ensures the relative position relationship between the components, and thus ensures the stable performance of the connector.

[0034] The ground sheet 21, the first forming piece 22, the plurality of ground terminals 23 and the second forming piece 24 are all two groups, the two groups of first forming pieces 22 are tightly connected, and the two groups of plurality of ground terminals 23 are symmetrically distributed. Such a symmetrical structure makes the overall layout of the connector more compact, which is conducive to realizing more functions in a limited space, and also improves the balance and stability of the connector, and reduces the signal interference that may be caused by the asymmetrical structure.

[0035] One of the two groups of first forming pieces 22 is provided with a plurality of positioning grooves 221, and the other of the two groups of first forming pieces 22 is provided with a plurality of positioning blocks 222 matched with the positioning grooves 221, and the two groups of first forming pieces 22 are connected through the positioning grooves 221 and the positioning blocks 222. Such a design ensures the relative position accuracy between the components, improves the overall performance and reliability of the connector, and facilitates the assembly operation through the cooperation of the positioning grooves 221 and the positioning blocks 222, thereby reducing the assembly difficulty and error.

[0036] The use method and principle of the connector with the short circuit structure are as follows:

[0037] In assembling the connector, the ground sheet and the first forming piece are fixedly formed, then the plurality of ground terminals in a row are tightly attached to the position of the fixedly formed ground sheet and the first forming piece, so that the upper side of the plurality of ground terminals is attached to the first forming piece, and the lower side of the plurality of ground terminals is tightly connected to the plurality of short circuit surfaces of the abutting sheet one by one. Then, the second forming piece is used to fix the ground sheet, the first forming piece and the plurality of ground terminals, the short circuit surface and the ground terminal are welded through the plurality of welding openings of the second forming piece, and the tight connection of the ground sheet and the plurality of ground terminals is ensured.

[0038] The utility model discloses a design emphasis lies in, through a plurality of short connection surface and ground terminal's one -to -one close connection, realized ground terminal and the stable connection of ground sheet, effectively reduced electromagnetic interference, improved the transmission quality of high -speed signal, the plurality of welding openings of the second forming piece, improved the firmness that a plurality of short connection surface and a plurality of ground terminal connected of ground sheet, a plurality of high -speed signal components are distributed in the shell in parallel interval, and the overall structure layout is reasonable, is favorable in the transmission of a plurality of high -speed signal in limited space realization, ground sheet and first forming piece fixed connection, a plurality of ground terminal are pasted in first forming piece, and the second forming piece is fixedly connected between each component, forms a stable overall structure, strengthens the mechanical stability of connector, reduces the possibility of component loosening due to factors such as vibration, collision, the plurality of welding openings of the second forming piece, the convenience of short connection surface and ground terminal are welded, improve production efficiency and welding quality, ensure the reliability of electrical connection.

[0039] The above is only the preferred embodiment of the utility model, and does not make any limitation on the technical range of the utility model, so any slight modification, equivalent change and modification made according to the technical essence of the utility model to the above embodiment still belongs to the range of the technical scheme of the utility model.

Claims

1. A connector having a short structure, characterized by: The shell and a plurality of high-speed signal assemblies arranged side by side and spaced apart in the shell, the plurality of high-speed signal assemblies each comprising a grounding sheet, a first forming piece, a plurality of ground terminals arranged in an array and spaced apart, and a second forming piece, the grounding sheet being fixedly connected with the first forming piece, the upper side of the plurality of ground terminals being attached to the first forming piece, the grounding sheet having a plurality of short-circuiting surfaces, the plurality of short-circuiting surfaces being in close connection with the plurality of ground terminals one by one; the second forming piece being fixedly connected between the grounding sheet, the first forming piece, and the plurality of ground terminals; the second forming piece being provided with a plurality of welding openings for welding the short-circuiting surfaces and the ground terminals.

2. The connector with a short structure according to claim 1, characterized by: The plurality of short-circuiting surfaces comprises a plurality of first short-circuiting surfaces and a plurality of second short-circuiting surfaces, the plurality of first short-circuiting surfaces being located above the plurality of second short-circuiting surfaces, the plurality of first short-circuiting surfaces and the plurality of second short-circuiting surfaces being spaced apart and arranged side by side; the plurality of first short-circuiting surfaces and the plurality of ground terminals being in close connection one by one, the plurality of second short-circuiting surfaces and the plurality of ground terminals being in close connection one by one.

3. The connector with a short structure according to claim 2, characterized by: The plurality of ground terminals each comprises a first short-circuiting portion and a second short-circuiting portion, the first short-circuiting portion being located above the second short-circuiting portion, the first short-circuiting surface being in close connection with the first short-circuiting portion, and the second short-circuiting surface being in close connection with the second short-circuiting portion.

4. The connector with a short structure according to claim 3, characterized by: The plurality of welding openings comprises a plurality of first openings and a plurality of second openings, the first openings being located above the second openings, the plurality of first openings corresponding to the plurality of first short-circuiting surfaces one by one, the plurality of second openings corresponding to the plurality of second short-circuiting surfaces one by one, the first short-circuiting surface and the first short-circuiting portion being connected by welding through the first opening, and the second short-circuiting surface and the second short-circuiting portion being connected by welding through the second opening.

5. The connector with a short structure according to claim 2, characterized by: The middle side wall of the grounding sheet is spaced apart and protrudes outward to form a plurality of bent protrusions, the front side wall of the protrusion forming the first short-circuiting surface; the lower side of the grounding sheet is spaced apart and provided with a plurality of outwardly extending protrusions, the front side wall of the protrusion forming the second short-circuiting surface.

6. The connector with a short structure according to claim 1, characterized by: The second forming piece is provided with a plurality of embedding grooves for embedding the ground terminals, the upper side of the plurality of ground terminals being embedded in the plurality of embedding grooves one by one.

7. The connector with a short structure according to claim 1, characterized by: The grounding sheet, the first forming piece, the plurality of ground terminals, and the second forming piece are in two groups, the two groups of first forming pieces being in close connection, and the two groups of ground terminals being symmetrically distributed.

8. The connector with a short structure according to claim 7, characterized by: One of the two groups of first forming pieces is provided with a plurality of positioning grooves, the other of the two groups of first forming pieces is provided with a plurality of positioning blocks matched with the positioning grooves, and the two groups of first forming pieces are connected through the positioning grooves and the positioning blocks.

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