CN115632272A

CN115632272A - Small-spacing modular high-speed backplane connector

Info

Publication number: CN115632272A
Application number: CN202211652083.3A
Authority: CN
Inventors: 邓瑞林; 牛林; 王萍
Original assignee: Shenzhen West Point Precision Technology Co ltd
Current assignee: Shenzhen West Point Precision Technology Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-01-20
Anticipated expiration: 2042-12-22
Also published as: CN115632272B

Abstract

The invention discloses a small-spacing modular high-speed backplane connector, which relates to the technical field of high-speed backplane connectors and comprises a male end and a female end, wherein the male end comprises a plurality of C-shaped shielding sheets and a plurality of groups of contact pins which are arranged pairwise and symmetrically, the female end comprises a plurality of C-shaped grooves and a plurality of groups of jacks which are arranged pairwise and symmetrically, the side wall of the male end is connected with a first moving block through a first resetting mechanism, and the side wall of the first moving block is fixedly connected with a first moving plate. Can seal protection to contact pin and C shape shielding piece through flexible cover, can avoid impurity such as water stain and dust to get into in the C shape shielding piece even the adhesion on the contact pin, and simultaneously, can carry out the clearance of blowing automatically to public end and female end grafting position and cooperation position at the grafting in-process, and the distance when guaranteeing to blow is certain, not only be convenient for will blow the impurity discharge after the clearance, can also guarantee the efficiency and the effect of the clearance of blowing, can avoid contact pin and jack to peg graft and produce the influence of crosstalking behind the position, guarantee the signal transmission effect.

Description

Small-spacing modular high-speed backplane connector

Technical Field

The invention relates to the technical field of high-speed backplane connectors, in particular to a small-spacing modular high-speed backplane connector.

Background

Large computer servers, such as blade servers, rack servers, etc., are provided with a large number of high-speed backplane connectors on their internal circuit boards to quickly and stably transmit a large number of signals, and with the increase of the transmission rate of the backplane connectors, in order to ensure that the connectors have good return paths and smaller crosstalk, the return paths of the signals are shortened by changing the structures of the shielding plates and the contact modes of the shielding plates in the insertion areas, so as to improve the high-speed performance.

However, current high-speed backplane connector of booth apart from modular is when using, and the grafting position of public end and female end directly exposes externally, and impurity such as easy adhesion water stain and dust, however, because the pin interval is very little, be difficult for clearing up it to can influence the effect of its life and grafting, simultaneously, lead to contact pin and jack grafting not in place easily, and then produce the influence of crosstalking, influence signal transmission effect.

To this end, we propose a small pitch modular high speed backplane connector.

Disclosure of Invention

The present invention is directed to a small pitch modular high speed backplane connector that solves the problems set forth above in the background.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high-speed backboard connector of booth apart from modular, includes public end and female end, public end includes the contact pin that a plurality of C shape shields and multiunit bisymmetry set up, and female end includes the jack that a plurality of C shape grooves and multiunit bisymmetry set up, the lateral wall of public end is connected with first movable block through a canceling release mechanical system, and the first movable plate of lateral wall fixedly connected with of first movable block, the sliding tray that a plurality of C shapes set up is seted up to the lateral wall of first movable plate, and the C shape shields inserts and establish in the sliding tray, fixedly connected with expansion housing between first movable plate and the public end, and a plurality of C shape shields and multiunit contact pin are in the expansion housing, the through-hole that multiunit bisymmetry set up is seted up to the lateral wall of first movable plate, and each through-hole internal fixation is inserted and is equipped with the rubber disc, the lateral wall of rubber disc is seted up fissures, and the lateral wall of first movable block is provided with and is used for promoting first pushing mechanism that first movable plate carries out the removal.

Preferably, the first reset mechanism comprises a fixed block fixedly connected to the side wall of the male end, two first T-shaped guide rods symmetrically arranged are inserted into the side wall of the fixed block, one end of each first T-shaped guide rod is fixed to the side wall of the first moving block, and a first spring is sleeved on the side wall of each first T-shaped guide rod.

Preferably, the first pushing mechanism comprises a connecting block fixedly connected to a side wall of the first moving block, the side wall of the connecting block is connected with a second moving block through a second resetting mechanism, the second moving block comprises an inclined plane, and the female end slides on the inclined plane.

Preferably, the second reset mechanism comprises two second T-shaped guide rods inserted into the side wall of the connecting block, the two second T-shaped guide rods are symmetrically arranged, one end of each second T-shaped guide rod is fixed to the side wall of the second moving block, and a second spring is sleeved on the side wall of each second T-shaped guide rod.

Preferably, the side wall of the male end is connected with a second moving plate through a third reset mechanism, the side wall of the second moving plate is fixedly connected with a stop block, the upper side wall of the first moving block is fixedly connected with a fixed pin, and the second moving plate is pushed to move through a second pushing mechanism.

Preferably, the third reset mechanism includes two third T-shaped guide rods symmetrically arranged on the side wall of the second moving plate, one end of each third T-shaped guide rod is fixed to the side wall of the male end, the side wall of the second moving plate is fixedly connected with the first magnet, the side wall of the male end is fixedly connected with the second magnet, and the first magnet and the second magnet are opposite in heteropolar.

Preferably, the second pushing mechanism comprises a pushing block fixedly connected to the upper side wall of the second moving block, and the pushing block is arranged in contact with the second moving plate.

Preferably, the side wall of the female end is provided with a clamping groove, and the clamping groove is matched with the second moving block.

Preferably, an air inlet pipe is fixedly inserted into the side wall of the telescopic cover, a one-way valve is arranged in the air inlet pipe, and a filter screen is fixedly connected to the air inlet end of the air inlet pipe.

Preferably, a gap is formed in the side wall of the air inlet pipe, a drying box is fixedly inserted in the gap, and a drying agent is filled in the drying box.

Preferably, the top fixedly connected with first picture peg of public end, the top fixedly connected with two first limiting plates that the symmetry set up of female end, and the bottom fixedly connected with second limiting plate of female end.

Preferably, the first moving plate is made of conductive plastic, and a grounding wire is fixedly connected to a lower side wall of the first moving plate.

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

according to the invention, the existing small-space modular high-speed backplane connector is optimized, through the mutual matching of the designed telescopic cover and the first pushing mechanism, the contact pin and the C-shaped shielding sheet can be protected in a sealing manner through the telescopic cover, impurities such as water stain and dust can be prevented from entering the C-shaped shielding sheet and even adhering to the contact pin, meanwhile, the male end and the female end plugging part and the matching part can be cleaned by automatic air blowing in the plugging process, the air blowing distance is ensured to be constant, the impurities cleaned by air blowing can be conveniently discharged, the air blowing cleaning efficiency and effect can be ensured, the crosstalk influence caused by the fact that the contact pin and the jack are not plugged can be avoided, and the signal transmission effect is ensured.

Drawings

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

FIG. 2 is a schematic overall view from another perspective of the present invention;

FIG. 3 is a schematic structural diagram of a first pushing mechanism according to the present invention;

FIG. 4 is a schematic view of the structure of the grounding wire of the present invention;

FIG. 5 is a schematic view of the internal structure of the telescopic cover of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 1;

FIG. 7 is an enlarged view of FIG. 1 at B;

FIG. 8 is an enlarged view at C of FIG. 3;

FIG. 9 is an enlarged view of FIG. 4 at D;

fig. 10 is an enlarged view of fig. 6 at E.

In the figure: 101. a male end; 102. a female end; 103. inserting a pin; 104. a C-shaped shielding sheet; 105. a C-shaped groove; 106. a jack; 201. a fixed block; 202. a first T-shaped guide rod; 203. a first spring; 301. an air inlet pipe; 302. a filter screen; 401. a second moving block; 402. a bevel; 403. connecting blocks; 501. a second T-shaped guide rod; 502. a second spring; 601. a notch; 602. a drying oven; 701. a first board insert; 702. a first limit plate; 703. a second limiting plate; 801. a second moving plate; 802. a stopper; 803. a fixing pin; 901. a third T-shaped guide rod; 902. a first magnet; 903. a second magnet; 10. a pushing block; 11. a first moving block; 12. a first moving plate; 13. a sliding groove; 14. a through hole; 15. a rubber disc; 16. cracking; 17. a telescopic cover; 18. a card slot; 19. and a ground line.

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 1

Referring to fig. 1, 2, 5 and 6, the small-pitch modular high-speed backplane connector in the figures includes a male end 101 and a female end 102, the male end 101 includes a plurality of C-shaped shielding sheets 104 and a plurality of groups of pins 103 arranged pairwise symmetrically, the female end 102 includes a plurality of C-shaped grooves 105 and a plurality of groups of jacks 106 arranged pairwise symmetrically, a side wall of the male end 101 is connected with a first moving block 11 through a first resetting mechanism, a side wall of the first moving block 11 is fixedly connected with a first moving plate 12, a side wall of the first moving plate 12 is provided with a plurality of sliding grooves 13 arranged C-shaped, the C-shaped shielding sheets 104 are inserted into the sliding grooves 13, a telescopic cover 17 is fixedly connected between the first moving block 12 and the male end 101, the plurality of C-shaped shielding sheets 104 and the plurality of pins 103 are located in the telescopic cover 17, a plurality of groups of through holes 14 arranged pairwise symmetrically are provided on a side wall of the first moving plate 12, a rubber disc 15 is fixedly inserted into each through hole 14, a crack 16 is provided on a side wall of the rubber disc 15, and a first pushing mechanism for pushing the first moving plate 11 to move the first moving plate 12 is provided on the side wall of the first moving plate 11.

It should be noted that: in this embodiment, can seal protection to contact pin 103 and C shape shielding piece 104 through flexible cover 17, can avoid impurity such as water stain and dust to get into in C shape shielding piece 104 even the adhesion on contact pin 103, simultaneously, can carry out the clearance of blowing automatically to public end 101 and female end 102 grafting position and cooperation position at the grafting in-process, and guarantee that the distance of blowing is certain, not only be convenient for will blow the impurity discharge after the clearance, can also guarantee the efficiency and the effect of the clearance of blowing, can avoid contact pin 103 and jack 106 to peg graft and produce the influence of crosstalking after not reaching the position, guarantee the signal transmission effect.

Referring to fig. 6, the first resetting mechanism includes a fixed block 201 fixedly connected to a sidewall of the male end 101, two first T-shaped guide rods 202 symmetrically arranged are inserted into a sidewall of the fixed block 201, one end of each first T-shaped guide rod 202 is fixed to a sidewall of the first moving block 11, and a first spring 203 is sleeved on a sidewall of each first T-shaped guide rod 202.

It should be noted that: the first moving block 11 and the first moving plate 12 can be guided and reset.

Referring to fig. 8 and 10, the first pushing mechanism includes a connecting block 403 fixedly connected to a sidewall of the first moving block 11, a sidewall of the connecting block 403 is connected to a second moving block 401 through a second reset mechanism, the second moving block 401 includes an inclined surface 402, and the female end 102 slides on the inclined surface 402.

It should be noted that: when pegging graft public end 101 and female end 102, the tip of female end 102 offsets with inclined plane 402 and slides on its surface, make second movable block 401 remove to the direction of keeping away from female end 102, and simultaneously, second spring 502 is compressed, and simultaneously, promote first movable block 11 and first movable plate 12 and together remove, first spring 203 and flexible cover 17 are compressed, thereby can be when blowing the clearance, guarantee that the distance of crack 16 and female end 102 is certain, guarantee that the distance of blowing promptly is certain, not only be convenient for discharge the impurity after the clearance of blowing, can also guarantee the efficiency and the effect of the clearance of blowing.

Referring to fig. 8, the second resetting mechanism includes two symmetrically disposed second T-shaped guide rods 501 inserted in the side wall of the connecting block 403, one end of the second T-shaped guide rod 501 is fixed to the side wall of the second moving block 401, and a second spring 502 is sleeved on the side wall of the second T-shaped guide rod 501.

It should be noted that: the second moving block 401 can be guided and reset.

Example 2

Referring to fig. 3, 6, 8 and 10, in this embodiment, for further description of embodiment 1, in the figure, the side wall of the male end 101 is connected to a second moving plate 801 through a third reset mechanism, the side wall of the second moving plate 801 is fixedly connected to a stopper 802, the upper side wall of the first moving block 11 is fixedly connected to a fixed pin 803, and the movement of the second moving plate 801 is pushed through a second pushing mechanism.

It should be noted that: when the first moving plate 12 is not inserted, when the first moving plate 12 is collided, the stopper 802 can block the fixing pin 803, so that the movement of the first moving block 11 and the first moving plate 12 can be limited, the C-shaped shielding plate 104 and the contact pin 103 cannot be exposed when the first moving block and the first moving plate are collided, and the protection effect is ensured.

Referring to fig. 6, the third reset mechanism includes two symmetrically disposed third T-shaped guide rods 901 inserted into the side wall of the second moving plate 801, one end of each third T-shaped guide rod 901 is fixed to the side wall of the male end 101, the side wall of the second moving plate 801 is fixedly connected to a first magnet 902, the side wall of the male end 101 is fixedly connected to a second magnet 903, and the first magnet 902 and the second magnet 903 are opposite in polarity.

It should be noted that: the second moving plate 801 is guided and reset.

Referring to fig. 8 and 10, the second pushing mechanism includes a pushing block 10 fixedly connected to the upper sidewall of the second moving block 401, and the pushing block 10 is disposed in contact with the second moving plate 801.

It should be noted that: when the male end 101 and the female end 102 are plugged, when the second moving block 401 is pushed to move, the pushing block 10 is driven to move synchronously, so that the second moving plate 801 is pushed to move along the third T-shaped guide rod 901 in a direction away from the male end 101, and the stopper 802 is driven to move together, so that when the first moving block 11 moves, the fixing pin 803 is not blocked by the stopper 802, and the first moving block 11 and the first moving plate 12 can move normally.

Example 3

Referring to fig. 2 and 9, in this embodiment, for further description of embodiment 2, a slot 18 is formed in a side wall of the female end 102, and the slot 18 is matched with the second moving block 401.

It should be noted that: when the second moving block 401 is aligned with the clamping groove 18, the second moving block 401 is inserted into the clamping groove 18 under the action of the second spring 502, at the moment, the contact pin 103 and the jack 106 are inserted in place, the anti-falling effect can be achieved, the insertion can be ensured to be in place, the service life and the insertion effect can be ensured, meanwhile, the crosstalk influence can be avoided after the contact pin 103 and the jack 106 are not inserted in place, and the signal transmission effect is ensured.

Example 4

Referring to fig. 1 and 7, in this embodiment, as to example 3, an air inlet pipe 301 is fixedly inserted into a side wall of the telescopic cover 17 in the figure, a check valve is disposed in the air inlet pipe 301, and an air inlet end of the air inlet pipe 301 is fixedly connected to a filter screen 302.

It should be noted that: can be in public end 101 and female end 102 separation back, when the expansion cover 17 resets, it is inside to guarantee that outside air can admit air through intake pipe 301 to filter the air that gets into, the clearance effect of blowing when guaranteeing repeated grafting, and, the direction of switching on of check valve is by outside to expansion cover 17 inside, guarantees that when expansion cover 17 receives the extrusion, inside air can not discharge through intake pipe 301.

A gap 601 is formed in the side wall of the air inlet pipe 301, a drying box 602 is fixedly inserted in the gap 601, and a drying agent is filled in the drying box 602.

It should be noted that: the air entering the telescopic cover 17 can be dried, and the influence on the C-shaped shielding sheet 104 and the contact pin 103 is avoided.

Example 5

Referring to fig. 3 and 4, in this embodiment, for further description of embodiment 4, a first inserting plate 701 is fixedly connected to the top of the male end 101, two first limiting plates 702 symmetrically arranged are fixedly connected to the top of the female end 102, and a second limiting plate 703 is fixedly connected to the bottom of the female end 102.

It should be noted that: when the male end 101 and the female end 102 are inserted, blind insertion can be performed, when the insertion is reversed, the first inserting plate 701 is abutted to the second limiting plate 703 and cannot be inserted, and damage to the male end 101 and the female end 102 is avoided.

Referring to fig. 4, the first moving plate 12 is made of a conductive plastic, and a grounding wire 19 is fixedly connected to a lower sidewall of the first moving plate 12.

It should be noted that: the normal grounding of the plurality of C-shaped shielding sheets 104 is ensured, and the shielding effect is ensured.

When the connector is used, firstly, when the male end 101 and the female end 102 are not connected, the first moving plate 12 and the telescopic cover 17 seal and protect the contact pin 103 and the C-shaped shielding sheet 104 under the action of the first spring 203, so that impurities such as water stain and dust can be prevented from entering the C-shaped shielding sheet 104 and even adhering to the contact pin 103, the service life and the insertion effect can be ensured, meanwhile, the crosstalk influence caused after the contact pin 103 and the jack 106 are not inserted to the right position can be avoided, and the signal transmission effect can be ensured;

when the male end 101 and the female end 102 are plugged, the end of the female end 102 abuts against the inclined surface 402 and slides on the surface of the inclined surface, so that the second moving block 401 moves in a direction away from the female end 102, meanwhile, the second spring 502 is compressed, meanwhile, the first moving block 11 is pushed to move, the first moving block 11 moves to drive the first moving plate 12 to move in a direction close to the male end 101 along the side wall of the C-shaped shielding sheet 104, at the moment, the telescopic cover 17 is squeezed to contract, meanwhile, the first spring 203 is compressed, so that the contact pin 103 can gradually penetrate out of the slit 16, and thus the contact pin can be plugged with the jack 106, and meanwhile, when the telescopic cover 17 is squeezed, air in the telescopic cover 17 can be blown out through the slit 16 after being squeezed, so that the air can be blown out of the end surface of the female end 102, the surface of the first moving plate 12, the jack 106, the C-shaped shielding sheet 104, the contact pin 103 and the like, and the air can be blown out of the gap between the male end 101 and the female end 102;

meanwhile, when air blowing cleaning is carried out, the distance between the crack 16 and the female end 102 is ensured to be constant, namely, the distance for air blowing is ensured to be constant, so that impurities after air blowing cleaning are conveniently discharged, the efficiency and the effect of air blowing cleaning can be ensured, the service life and the plugging effect are ensured, meanwhile, the crosstalk influence caused after the contact pin 103 and the jack 106 are not plugged can be avoided, and the signal transmission effect is ensured;

after the blowing cleaning is finished, when the end face of the female end 102 crosses the inclined plane 402 and the plugging is continued, the second moving block 401 slides on the side wall of the female end 102, when the second moving block 401 is aligned with the clamping groove 18, the second moving block 401 is inserted into the clamping groove 18 under the action of the second spring 502, at the moment, the pin 103 and the jack 106 are plugged in place, the anti-dropping effect can be achieved, the plugging in place can be ensured, the service life and the plugging effect can be ensured, meanwhile, the crosstalk influence caused after the pin 103 and the jack 106 are not plugged in place can be avoided, and the signal transmission effect can be ensured;

when the first moving plate 12 is not inserted, when the first moving plate 12 is collided, the stopper 802 can block the fixing pin 803, and the movement of the first moving block 11 and the first moving plate 12 can be limited, so that it can be ensured that the C-shaped shielding plate 104 and the contact pin 103 are not exposed during collision, and a protection effect is ensured.

It should be noted that, in this document, relational terms such as first and second, and the like are 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

1. The utility model provides a small-spacing modular high-speed backplane connector, includes public end (101) and female end (102), public end (101) include a plurality of C shape shielding pieces (104) and the two liang of symmetrical contact pin (103) that set up of multiunit, and female end (102) include a plurality of C shape grooves (105) and the two liang of symmetrical jack (106) that set up of multiunit, its characterized in that, the lateral wall of public end (101) is connected with first movable block (11) through a reset mechanism, and the lateral wall fixedly connected with first movable plate (12) of first movable block (11), sliding tray (13) that a plurality of C shapes set up are seted up to the lateral wall of first movable plate (12), and C shape shielding piece (104) insert and establish in sliding tray (13), fixedly connected with flexible cover (17) between first movable plate (12) and public end (101), and a plurality of C shape shielding pieces (104) and multiunit contact pin (103) are in flexible cover (17), the lateral wall of first movable plate (12) is seted up through-hole (14) that multiunit symmetry set up, and each fixed through-hole (14) is provided with rubber disc (15), and the lateral wall (16) that the first movable plate (11) just promote first movable plate (11) the lateral wall (11) and promote the first movable plate (11) to carry out the crack.

2. A small-pitch modular high-speed backplane connector as claimed in claim 1, wherein: the first reset mechanism comprises a fixed block (201) fixedly connected to the side wall of the male end (101), two first T-shaped guide rods (202) symmetrically arranged are inserted into the side wall of the fixed block (201), one end of each first T-shaped guide rod (202) is fixed to the side wall of the first moving block (11), and a first spring (203) is sleeved on the side wall of each first T-shaped guide rod (202).

3. A small-pitch modular high-speed backplane connector as claimed in claim 1, wherein: the first pushing mechanism comprises a connecting block (403) fixedly connected to the side wall of the first moving block (11), the side wall of the connecting block (403) is connected with a second moving block (401) through a second resetting mechanism, the second moving block (401) comprises an inclined plane (402), and the female end (102) slides on the inclined plane (402).

4. A small-pitch modular high-speed backplane connector as claimed in claim 3, wherein: the second reset mechanism comprises two second T-shaped guide rods (501) which are inserted into the side wall of the connecting block (403) and symmetrically arranged, one end of each second T-shaped guide rod (501) is fixed to the side wall of the second moving block (401), and a second spring (502) is sleeved on the side wall of each second T-shaped guide rod (501).

5. A small-pitch modular high-speed backplane connector as claimed in claim 1, wherein: the lateral wall of public end (101) is connected with second movable plate (801) through third canceling release mechanical system, and the lateral wall fixedly connected with dog (802) of second movable plate (801), the last lateral wall fixedly connected with fixed pin (803) of first movable block (11), and the removal of second movable plate (801) promotes through second pushing mechanism.

6. A small-pitch modular high-speed backplane connector as claimed in claim 5, wherein: the third reset mechanism comprises two third T-shaped guide rods (901) which are inserted into the side wall of the second moving plate (801) and symmetrically arranged, one end of each third T-shaped guide rod (901) is fixed to the side wall of the male end (101), the side wall of the second moving plate (801) is fixedly connected with a first magnet (902), the side wall of the male end (101) is fixedly connected with a second magnet (903), and the first magnet (902) and the second magnet (903) are opposite in heteropolarity.

7. A small-pitch modular high-speed backplane connector as claimed in claim 5, wherein: the second pushing mechanism comprises a pushing block (10) fixedly connected to the upper side wall of the second moving block (401), and the pushing block (10) is arranged in contact with the second moving plate (801).

8. A small-pitch modular high-speed backplane connector as claimed in claim 3, wherein: the side wall of the female end (102) is provided with a clamping groove (18), and the clamping groove (18) is matched with the second moving block (401).

9. A small-pitch modular high-speed backplane connector as claimed in claim 1, wherein: the side wall of the telescopic cover (17) is fixedly inserted with an air inlet pipe (301), a one-way valve is arranged in the air inlet pipe (301), and the air inlet end of the air inlet pipe (301) is fixedly connected with a filter screen (302).

10. A small-pitch modular high-speed backplane connector as claimed in claim 9, wherein: a gap (601) is formed in the side wall of the air inlet pipe (301), a drying box (602) is fixedly inserted in the gap (601), and drying agents are filled in the drying box (602).

11. A small pitch modular high speed backplane connector as claimed in claim 1, wherein: the top fixedly connected with first picture peg (701) of public end (101), the top fixedly connected with two first limiting plate (702) that the symmetry set up of female end (102), and the bottom fixedly connected with second limiting plate (703) of female end (102).

12. A small pitch modular high speed backplane connector as claimed in claim 1, wherein: the first moving plate (12) is made of conductive plastic materials, and a grounding wire (19) is fixedly connected to the lower side wall of the first moving plate (12).