CN115473066B - High-speed backplane connector and tandem plug module for inhibiting packaging crosstalk - Google Patents

Abstract

The invention discloses a high-speed backplane connector and a tandem plug module for inhibiting packaging crosstalk, which relate to the technical field of high-speed backplane connectors and solve the problem that elastic contact pieces are easily scratched in the plugging process, and the high-speed backplane connector and the tandem plug module comprise a plurality of elastic contact pieces; also comprises a movable plate and a rotating plate; the diffusion component is used for driving the movable plates which are symmetrically distributed to move in a diffusion mode in the inserting process so as to enable the elastic contact pieces to approach each other; after the insertion is finished, the movable plate is driven by the rotating plate to continuously rotate so that the elastic contact piece is tightly pressed against the matched progressive assembly; when the lower pressing block and the bottom plate are fixedly inserted, the two elastic contact pieces are mutually attached, and the possibility of scratching is avoided.

Description

High-speed backplane connector and tandem plug module for inhibiting packaging crosstalk

Technical Field

The invention relates to the technical field of high-speed backplane connectors, in particular to a high-speed backplane connector and a tandem plug module for inhibiting packaging crosstalk.

Background

Backplane connectors are a type of connector commonly used for large scale communication equipment, ultra high performance servers and supercomputers, industrial computers, high-end storage devices, and are commonly used for high bandwidth packaging, allowing pin-type ground vias.

According to the invention patent, entitled low crosstalk double-contact high-speed backplane connector (publication No. CN 109119793A), it is known that "by making the external male terminal and the female terminal signal pin peak of the female terminal signal pin and the spring plate peak of the spring plate double-contact, the antenna formed after the mating of the female terminal signal pin and the external male terminal of the connector becomes short, the radiation is reduced, and the crosstalk is reduced", that is, the effect of suppressing the crosstalk is achieved by increasing the elastic contact pieces which are in mutual contact.

The existing high-speed backplane connector for inhibiting packaging crosstalk generally comprises a bottom plate and a lower pressing block, wherein an inserting fixing rod is arranged between the bottom plate and the lower pressing block, elastic contact pieces are arranged on the bottom plate and the lower pressing block (a female end male end is respectively positioned in the bottom plate and the lower pressing block, the outer ends of the elastic contact pieces are connected with the bottom plate and the lower pressing plate, and the inner ends of the elastic contact pieces are connected with the female end male end), when the bottom plate and the lower pressing block are fixedly inserted through the inserting fixing rod, the bottom plate and the elastic contact pieces on the lower pressing block are in inserting fit and tightly pressed, in the process, because the connection between the bottom plate and the lower pressing block is required to be tight, and the number of the elastic contact pieces is large, when the elastic contact pieces are in mutual sliding fit, the pressing force between the elastic contact pieces is mutually interfered, the outer surface of the elastic contact pieces is easily scratched or the pressing deformation is caused to cause insufficient contact (the hardness of the elastic contact piece made of a conductive material is not high), the scratch degree and the pressing deformation may cause poor contact (the contact area is reduced), the resistance is increased to generate more heat, and the working performance of the elastic contact pieces is influenced.

Therefore, a high-speed backplane connector and a tandem plug module for suppressing package crosstalk are provided.

Disclosure of Invention

The present invention is directed to a high-speed backplane connector and a tandem plug module for suppressing package crosstalk by preventing a sliding damage to an outer surface, so as to solve the problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme: a tandem plug module for suppressing package crosstalk includes a plurality of elastic contact pieces; further comprising: a plurality of movable plates fixedly connected with the elastic contact pieces and a rotating plate matched with the movable plates; the diffusion component is used for driving the movable plates which are symmetrically distributed to move in a diffusion mode in the inserting process so as to enable the elastic contact pieces to approach each other; the progressive assembly drives the movable plate to continuously rotate through the rotating plate after the bottom plate and the lower pressing block are inserted and connected, so that the elastic contact piece is tightly abutted and matched in a pressing manner; the matching assembly is used for matching the rotating plate to rotate;

diffusion subassembly is including being located two adjacent depression bar between the elastic contact piece, depression bar bottom fixedly connected with in the horizon bar of activity from top to bottom in the bottom plate, horizon bar tip fixedly connected with is the movable rod that the slope distributes, the movable rod with the fly leaf runs through the cooperation, the sliding tray has been seted up to the bottom plate top surface, the fly leaf in the sliding tray horizontal migration, two articulate the cooperation elasticity stay cord between the fly leaf, first spout has been seted up to the fly leaf side, first spout tip is the arc structure, the fly leaf tip is equipped with coupling assembling.

Preferably, the subassembly that advances includes with first spout clearance fit's first carousel, the second spout has still been seted up to the fly leaf side, sliding fit has the slider in the second spout, wears out the second spout the side fixedly connected with connecting plate of slider, the connecting plate bottom is rotated and is connected with the rotation wheel, the rotor plate with the connecting plate is connected fixedly, the rotor plate is T shape structure, rotor plate one end with first carousel rotates and is connected.

Preferably, the subassembly that advances one by one still includes first pivot, it is connected with the loop bar to rotate on the first pivot, the cover is equipped with the sleeve on the loop bar, rotate on the sleeve be connected with the connecting axle that the rotor plate is connected fixedly, the sleeve with the loop bar surface rotates respectively and is connected with second pivot and third pivot, the second pivot with articulate the cooperation between the third pivot and have the extension spring.

Preferably, the matching assembly comprises a fixed plate rotatably connected with the first rotating shaft, a third sliding groove is formed in the fixed plate, the end portion of the third sliding groove is of an arc-shaped structure, a second rotating disc rotatably connected with the other end of the rotating plate is in sliding fit in the third sliding groove, and the rotating wheel is in rolling fit with the third sliding groove.

Preferably, coupling assembling includes a plurality of hinged plates and the spacing deckle board of cup jointing the circuit, and is a plurality of the hinged plate is the articulated connection of end to end connection mode, is close to the fly leaf the hinged plate with the fly leaf rotates to be connected, spacing deckle board with the hinged plate is connected fixedly.

Preferably, the pressing rod penetrates through the limiting connecting plate.

Preferably, the top end of the movable rod is convex, so that the movable rod is prevented from being separated.

Preferably, the height of the top end of the pressing rod is larger than that of the top end of the elastic contact piece, so that the pressing rod is guaranteed to move downwards in advance.

Preferably, the cross-sectional shapes of the second sliding groove and the sliding block are both T-shaped, so that stable sliding is ensured.

A high-speed backplane connector for inhibiting packaging crosstalk comprises a lower pressing block, a bottom plate and the longitudinal plug modules, wherein a plurality of plug-in rods are arranged between the bottom plate and the lower pressing block, elastic contact pieces are arranged on the bottom plate and the lower pressing block, a sliding groove is formed in the top surface of the bottom plate, and a movable plate horizontally slides in the sliding groove.

Compared with the prior art, the invention has the beneficial effects that:

1. in the process of inserting the lower pressing block and the bottom plate, the movable plate moves to drive the elastic contact piece on the bottom plate to be close to the elastic contact piece on the lower pressing block, when the lower pressing block and the bottom plate are inserted and fixed, the two elastic contact pieces are attached to each other, the possibility of insufficient contact of scratching and pressing deformation is avoided, the effect of crosstalk inhibition is achieved through the insertion and matching of the mutually matched elastic contact pieces, the situation of insufficient contact of scratching and pressing deformation is avoided, the insertion and matching of the elastic contact pieces is guaranteed, and the effect of crosstalk inhibition is guaranteed.

2. Meanwhile, under the action of the rotating plate and the tension spring, the movable plate continues to move for a certain distance, so that the two attached elastic contact pieces are contacted more tightly.

3. When the movable plate moves, the circuits for connecting the movable plate and the elements in the bottom plate are accumulated, and the circuits move and expand towards two sides by matching the plurality of hinged plates and the limiting frame plates which are movable by the movable plate, so that the circuit accumulation or extrusion is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 with the underbalance block removed;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 2;

FIG. 4 is a schematic exploded view of the end structure of FIG. 3;

FIG. 5 is a schematic diagram of FIG. 4 with a partial structure broken away;

FIG. 6 is a side view of the left portion of FIG. 5;

FIG. 7 is a partial view of the side structure of the movable plate in FIG. 6;

FIG. 8 is a schematic side view of the structure of FIG. 7;

FIG. 9 is a schematic view of the structure of FIG. 8, shown disassembled;

fig. 10 is a schematic view of the connecting assembly of fig. 5.

In the figure: 1-briquetting; 2-a bottom plate; 3-inserting a rod; 4-a resilient contact piece; 5-a movable plate; 6-rotating the plate; 7-a diffusion component; 8-a pressure lever; 9-horizontal rods; 10-a movable rod; 11-a sliding groove; 12-an elastic pull rope; 13-a first runner; 14-a step-by-step assembly; 15-a first carousel; 16-a second runner; 17-a slide block; 18-a connecting plate; 19-a running wheel; 20-a first rotating shaft; 21-a loop bar; 22-a sleeve; 23-a connecting shaft; 24-a second shaft; 25-a third rotating shaft; 26-a tension spring; 27-a mating component; 28-fixing plate; 29-a third runner; 30-a second carousel; 31-a connecting assembly; 32-hinge plate; 33-a limit frame plate; 34-an insert block; 35-limit connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-3, a tandem plug module for suppressing package crosstalk includes a plurality of resilient contact pieces 4; the contact piece structure also comprises a plurality of movable plates 5 fixedly connected with the elastic contact pieces 4 and rotating plates 6 matched with the movable plates 5; the diffusion component 7 is used for driving the movable plates 5 which are symmetrically distributed to move in a diffusion mode in the process of splicing the bottom plate 2 and the lower pressing block 1, so that the elastic contact pieces 4 are close to each other; the progressive assembly 14, after the bottom plate 2 and the lower pressing block 1 are inserted, the progressive assembly 14 drives the movable plate 5 to continuously rotate through the rotating plate 6 so that the elastic contact piece 4 is tightly pressed and matched; the matching component 27, the matching component 27 is used for matching the rotating plate 6 to rotate;

referring to fig. 4-6, the diffusion assembly 7 shown in the figure includes a compression bar 8 located between two adjacent elastic contact pieces 4, the bottom of the compression bar 8 is fixedly connected with a horizontal bar 9 moving up and down in the bottom plate 2, the end of the horizontal bar 9 is fixedly connected with movable bars 10 distributed obliquely, the movable bars 10 are matched with the movable plates 5 in a penetrating manner, the top surface of the bottom plate 2 is provided with a sliding groove 11, the movable plates 5 horizontally slide in the sliding groove 11, an elastic pull rope 12 is hung and matched between the two movable plates 5, the side surfaces of the movable plates 5 are provided with first sliding grooves 13, the end portions of the first sliding grooves 13 are arc-shaped structures, and the end portions of the movable plates 5 are provided with a connection assembly 31.

Referring to fig. 7-9, the progressive assembly 14 shown in the figure includes a first rotating disc 15 movably engaged with the first sliding groove 13, a second sliding groove 16 is further formed on the side surface of the movable plate 5, a sliding block 17 is slidably engaged in the second sliding groove 16, a connecting plate 18 is fixedly connected to the side surface of the sliding block 17 penetrating through the second sliding groove 16, a rotating wheel 19 is rotatably connected to the bottom of the connecting plate 18, the rotating plate 6 is fixedly connected to the connecting plate 18, the rotating plate 6 is in a T-shaped structure, and one end of the rotating plate 6 is rotatably connected to the first rotating disc 15.

Referring to fig. 7-9, the illustrated progressive assembly 14 further includes a first rotating shaft 20, a sleeve rod 21 is rotatably connected to the first rotating shaft 20, a sleeve 22 is sleeved on the sleeve rod 21, a connecting shaft 23 fixedly connected to the rotating plate 6 is rotatably connected to the sleeve 22, a second rotating shaft 24 and a third rotating shaft 25 are rotatably connected to the outer surfaces of the sleeve 22 and the sleeve rod 21, respectively, a tension spring 26 is engaged between the second rotating shaft 24 and the third rotating shaft 25, and it should be noted that the first rotating shaft 20 is located in the bottom plate 2 and rotates in the bottom plate 2.

Referring to fig. 3-4, a plurality of insertion blocks 34 inserted into and engaged with the lower pressing block 1 are fixedly connected to the bottom plate 2, the insertion blocks 34 are located on the side of the whole formed by the plurality of elastic contact pieces (4), the top of the elastic contact piece 4 located on the bottom plate 2 is in an arc structure, a limiting connecting plate 35 is arranged between the two insertion blocks 34, and the pressing rod 8 passes through the limiting connecting plate 35.

The top end of the movable rod 10 is convex, the top end of the pressure rod 8 is higher than that of the elastic contact piece 4, and the cross sections of the second sliding groove 16 and the sliding block 17 are both T-shaped.

Referring to fig. 3, the high-speed backplane connector for suppressing package crosstalk in the figure includes a bottom board 1, a bottom board 2 and the above-mentioned tandem plug modules, wherein a plurality of insertion rods 3 are disposed between the bottom board 2 and the bottom board 1, the elastic contact pieces 4 are disposed on the bottom board 2 and the bottom board 1, a sliding groove 11 is disposed on a top surface of the bottom board 2, and the movable board 5 horizontally slides in the sliding groove 11.

In this embodiment, the lower pressing block 1 and the bottom plate 2 are close to each other to be plugged through the matching of each plugging rod 3 and the plugging block 34, the lower pressing block 1 abuts against the pressing rod 8 to move the horizontal rod 9, under the action of the inclined movable rod 10, the two symmetrically distributed movable plates 5 horizontally move along the sliding groove 11 and are away from each other, so as to drive the elastic contact piece 4 on the bottom plate 2 to move beyond the direction of the elastic contact piece 4 on the lower pressing block 1 (at this time, the elastic contact piece 4 on the lower pressing block 1 moves downwards first), and the elastic pull rope 12 extends, the movable plate 5 horizontally moves for a certain distance to make the elastic contact piece 4 on the bottom plate 2 and the elastic contact piece 4 on the lower pressing block 1 fit with each other, at this time, the first sliding groove 13 is clamped into the first rotating disc 15 to cooperate with the matching component 27 to make the first rotating disc 15 have a movable driving force, and the horizontal rod 9 moves to the bottommost, so that the bottom plate 2 and the lower pressing block 1 complete plugging and fixing;

the first rotating disc 15 rotates the rotating plate 6 under the action of the first sliding chute 13, the loop bar 21 and the sleeve 22 rotate by taking the first rotating shaft 20 as a rotating center, the loop bar 21 and the sleeve 22 rotate to the other side under the action of the tension spring 26, and the loop bar 21 and the sleeve 22 rotate to the other side in a large angle under the action of the tension force of the tension spring 26 to drive the movable plate 5 to move for a certain distance again, so that the elastic contact piece 4 on the bottom plate 2 and the elastic contact piece 4 on the lower pressing block 1 are tightly pressed together;

wherein, female end is located the bottom plate, and public end is located the pushing down the briquetting, and elasticity contact piece outer end is connected with bottom plate and pushing down the clamp plate, and elasticity contact piece inner is connected with female end public end, through the cooperation of mutually supporting elasticity contact piece grafting, reaches the effect of suppressing crosstalk, and this scheme avoids the fish tail and supports the insufficient condition of pressing deformation contact, guarantees the grafting cooperation of elasticity contact piece to guarantee to suppress the effect of crosstalk.

Example two

In this embodiment, referring to fig. 8-9, the engaging assembly 27 shown in the figure includes a fixed plate 28 rotatably connected to the first rotating shaft 20, the fixed plate 28 is provided with a third sliding slot 29, an end of the third sliding slot 29 is an arc-shaped structure, a second rotating plate 30 rotatably connected to the other end of the rotating plate 6 is slidably engaged in the third sliding slot 29, the rotating wheel 19 is in rolling engagement with the third sliding slot 29, and it is noted that the fixed plate 28 is fixedly connected to the bottom plate 2.

In this embodiment, the first rotating disk 15 moves under the action of the first sliding chute 13, the second sliding chute 16 acts on the second rotating disk 30, so that the rotating plate 6 rotates, the rotating wheel 19 rolls on the third sliding chute 29, and continues to move under the action of the sleeve 22 and the loop bar 21, at this time, the first rotating disk 15 rolls in contact with the first sliding chute 13, and the second rotating disk 30 rolls in contact with the second sliding chute 16.

EXAMPLE III

In the third embodiment, referring to fig. 10, the connecting assembly 31 shown in the figure includes a plurality of hinge plates 32 and a limiting frame plate 33 connected with a circuit, the hinge plates 32 are hinged in an end-to-end connection manner, the hinge plates 32 adjacent to the movable plate 5 are rotatably connected with the movable plate 5, and the limiting frame plate 33 is connected and fixed with the hinge plates 32.

In this embodiment, when the movable plate 5 moves, the wires for connecting the elements inside the movable plate 5 and the bottom plate 2 are stacked, and the wires are moved and expanded to both sides by the plurality of hinge plates 32 and the limiting frame plates 33 that cooperate with the movable plate 5, so as to avoid the wires from being stacked or pressed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (2)

1. A column plug module for suppressing package crosstalk, comprising:

a plurality of elastic contact pieces (4);

it is characterized by also comprising:

a plurality of movable plates (5) fixedly connected with the elastic contact pieces (4) and rotating plates (6) matched with the movable plates (5);

the diffusion component (7) is used for driving the movable plates (5) which are symmetrically distributed to move in a diffusion mode in the inserting process so as to enable the elastic contact pieces (4) to approach each other;

the progressive assembly (14) drives the movable plate (5) to continuously rotate through the rotating plate (6) after the insertion of the progressive assembly (14) is finished, so that the elastic contact piece (4) is tightly abutted and matched in a pressing manner;

the matching component (27) is used for matching the rotating plate (6) to rotate; the diffusion component (7) comprises a pressing rod (8) positioned between two adjacent elastic contact pieces (4), the bottom of the pressing rod (8) is fixedly connected with a horizontal rod (9) which moves up and down, the end part of the horizontal rod (9) is fixedly connected with movable rods (10) which are distributed obliquely, the movable rods (10) are in running fit with the movable plates (5), an elastic pull rope (12) is hung and matched between the two movable plates (5), a first sliding groove (13) is formed in the side surface of each movable plate (5), the end part of each first sliding groove (13) is of an arc-shaped structure, and a connecting component (31) is arranged at the end part of each movable plate (5);

the progressive assembly (14) comprises a first rotary disc (15) movably matched with the first sliding groove (13), a second sliding groove (16) is further formed in the side surface of the movable plate (5), a sliding block (17) is in sliding fit in the second sliding groove (16), a connecting plate (18) is fixedly connected to the side surface of the sliding block (17) penetrating out of the second sliding groove (16), a rotating wheel (19) is rotatably connected to the bottom of the connecting plate (18), the rotating plate (6) is fixedly connected with the connecting plate (18), the rotating plate (6) is of a T-shaped structure, and one end of the rotating plate (6) is rotatably connected with the first rotary disc (15);

the progressive assembly (14) further comprises a first rotating shaft (20), a sleeve rod (21) is rotatably connected to the first rotating shaft (20), a sleeve (22) is sleeved on the sleeve rod (21), a connecting shaft (23) fixedly connected with the rotating plate (6) is rotatably connected to the sleeve (22), a second rotating shaft (24) and a third rotating shaft (25) are respectively rotatably connected to the outer surfaces of the sleeve (22) and the sleeve rod (21), and a tension spring (26) is hung and matched between the second rotating shaft (24) and the third rotating shaft (25);

the matching component (27) comprises a fixing plate (28) rotatably connected with the first rotating shaft (20), a third sliding groove (29) is formed in the fixing plate (28), the end part of the third sliding groove (29) is of an arc-shaped structure, a second rotating disc (30) rotatably connected with the other end of the rotating plate (6) is in sliding fit in the third sliding groove (29), and the rotating wheel (19) is in rolling fit with the third sliding groove (29);

the connecting assembly (31) comprises a plurality of hinged plates (32) and a limiting frame plate (33) of a sleeving line, the hinged plates (32) are hinged in an end-to-end connection mode, the hinged plates (32) close to the movable plate (5) are rotatably connected with the movable plate (5), and the limiting frame plate (33) is fixedly connected with the hinged plates (32);

the elastic contact piece structure comprises a plurality of elastic contact pieces (4), and is characterized in that the elastic contact pieces are arranged on the side of the whole body formed by the elastic contact pieces (4), an insertion block (34) is arranged between the two insertion blocks (34), a limiting connecting plate (35) is arranged between the two insertion blocks (34), and the compression rod (8) penetrates through the limiting connecting plate (35); the top end of the movable rod (10) is convex, the top end height of the pressing rod (8) is larger than that of the elastic contact piece (4), and the cross sections of the second sliding groove (16) and the sliding block (17) are both T-shaped.

2. A high speed backplane connector that suppresses package crosstalk, comprising: the tandem plug module comprises a lower pressing block (1), a bottom plate (2) and the tandem plug module as claimed in claim 1, wherein a plurality of plug-in connection rods (3) are arranged between the bottom plate (2) and the lower pressing block (1), the elastic contact pieces (4) are located on the bottom plate (2) and the lower pressing block (1), a sliding groove (11) is formed in the top surface of the bottom plate (2), and the movable plate (5) horizontally slides in the sliding groove (11).

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