CN220324743U

CN220324743U - Integrated locating plate and connector

Info

Publication number: CN220324743U
Application number: CN202321599247.0U
Authority: CN
Inventors: 马陆飞; 申超男; 周国奇; 袁俊峰; 尹新剑
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2024-01-09
Anticipated expiration: 2033-06-21

Abstract

The utility model relates to the technical field of connectors, in particular to an integrated positioning plate and a connector. The connector comprises a differential connector and a positioning plate matched with the differential connector, wherein the positioning plate is arranged between the differential connector and a PCB (printed circuit board) matched with the differential connector and comprises a positioning plate body, differential contact piece through holes and grounding contact piece through holes for the differential contact piece and the grounding contact piece of the differential connector to pass are formed in the positioning plate body, the positioning plate body comprises a laminated conductive plate body and an insulating plate body, and the insulating plate body is injection-molded on the conductive plate body and forms an integrated structure with the conductive plate body. When the integrated locating plate and the differential connector are assembled, only the integral locating plate is needed to be taken into consideration to be matched and connected with the differential connector as a part, and connection between the conductive plate body part and the insulating plate body part is not involved, so that product parts are simplified, the assembly process is simplified, and the failure risk is reduced.

Description

Integrated locating plate and connector

Technical Field

The utility model relates to the technical field of connectors, in particular to an integrated positioning plate and a connector.

Background

Connectors are widely used in the communications industry and are typically electrically connected to a PCB board to effect signal transmission. In the signal transmission process, the signal terminals are required to be shielded, so that crosstalk of the signal terminals is avoided, and particularly, the shielding requirement on the signal terminals is higher when differential signals are transmitted. Chinese patent publication No. CN109728456B discloses a connector assembly having a conductive pad, the connector assembly including a housing and a plurality of contact modules mounted in the housing, each of the contact modules having a plurality of signal contacts, each of the signal contacts having a signal pin for electrical connection with a circuit board, each of the contact modules having a ground shield structure having a ground pin for electrical connection with the circuit board, a pin organizer and a conductive pad being provided under the contact modules, the pin organizer and the conductive pad being provided with a plurality of signal openings and ground pin holes, respectively, through which the signal pins and the ground pins pass to connect to the circuit board, the pin organizer and the conductive pad filling a space between the bottom of the contact module and the circuit board, thereby providing electrical shielding for the signal terminals.

The existing connector assembly is characterized in that the bottom of the contact module is provided with the conductive gasket and the pin organizer as a locating plate and a shielding structure, the contact module is located, meanwhile, the signal terminal is provided with an electric shielding structure, the conductive gasket and the pin organizer are of mutually independent two-part structures, the pin organizer is arranged between the contact module and the conductive gasket, the bottom of the pin organizer is electrically connected with the top of the conductive gasket, and the connection between the pin organizer and the conductive gasket is involved in the assembly process, so that the failure risk of a connector product is increased.

Disclosure of Invention

The utility model aims to provide an integrated positioning plate so as to solve the problem that the prior positioning plate is connected with split components during the assembly of the connector so as to increase the failure risk of the connector; the utility model also aims to provide a connector, which solves the problem that the prior connector involves connection between split components of a positioning plate in the assembly process to increase the failure risk of a connector product.

In order to achieve the above purpose, the integrated positioning plate of the utility model adopts the following technical scheme:

the utility model provides an integral type locating plate for set up between differential connector and the PCB board of adaptation, including the locating plate body, be equipped with the differential contact perforation and the ground contact perforation that supply differential connector's differential contact and ground contact to pass on the locating plate body, the locating plate body includes the conducting plate body and the insulation board body of range upon range of, and the insulation board body moulds plastics on the conducting plate body and forms integral type structure with the conducting plate body.

The beneficial effects are that: the utility model provides an improved integrated positioning plate, wherein a plate body of the positioning plate comprises a conductive plate body part and an insulating plate body part which are laminated, the insulating plate body is injection-molded on the conductive plate body and forms an integrated structure with the conductive plate body, and the integrated positioning plate is an integral part, so that when the integrated positioning plate is assembled with a differential connector, only the integral part of the integrated positioning plate is considered to be matched and connected with the differential connector, and the connection between the conductive plate body part and the insulating plate body part is not involved.

Further, a contact part for conducting contact with the grounding contact piece of the differential connector is arranged on the hole wall of the grounding contact piece perforation on the conductive plate body, a grounding spring claw which obliquely extends towards one side of the PCB is formed on the conductive plate body in a punching mode, and the grounding spring claw is used for being abutted with the grounding contact on the PCB.

The beneficial effects are that: the grounding contact piece of the differential connector penetrates through the grounding contact piece perforation on the conductive plate body and is in conductive contact with the hole wall of the grounding contact piece perforation, so that the grounding of the conductive plate body can be realized, and meanwhile, the grounding spring claw which obliquely extends towards one side of the PCB is arranged on the conductive plate body, so that the grounding spring claw is in elastic contact with the grounding contact on the PCB, the reliable electric connection of the conductive plate body and the PCB can be always ensured, the reliable electric connection of the differential connector, the integrated positioning plate and the PCB can be realized, and the reliable shielding of the differential contact piece of the differential connector is further ensured.

Further, one side of the conductive plate body facing the insulating plate body is provided with a shielding structure for shielding and blocking the punching holes of the elastic claws at the punching holes of the elastic claws corresponding to the grounding elastic claws formed by punching, so that plastic is prevented from entering when the insulating plate body is injection-molded on the conductive plate body.

The beneficial effects are that: through setting up the shielding structure in the one side of the orientation insulation board body of electrically conductive plate body and covering the shutoff to bullet claw blanking hole to guarantee that the plastic can not get into ground connection bullet claw below and clearance on every side when moulding plastics the insulation board body on the electrically conductive plate body, can further guarantee that ground connection bullet claw is at normal pressurized deformation in the crimping process, guarantee the reliable electricity with the PCB board and be connected.

Further, the conductive plate body is provided with a differential blanking hole at a position corresponding to the perforation of the differential contact piece, blanking residual material sheets are integrally connected to the hole wall of the differential blanking hole, and the blanking residual material sheets are folded and attached to the side face, facing the insulating plate body, of the conductive plate body and form at least part of the shielding structure.

The beneficial effects are that: the blanking residual material sheets with the differential blanking holes are folded to form at least a partial shielding structure, so that the blanking residual material sheets are reasonably utilized, waste of base materials is avoided, the utilization rate of the base materials is improved, and the cost is further reduced.

Or, one side of the conductive plate body facing the insulating plate body is provided with a grid shielding sheet, the shielding sheet part of the grid shielding sheet forms the shielding structure, and the mesh holes of the grid shielding sheet avoid the perforation of the differential contact.

The beneficial effects are that: the latticed shielding sheet can be formed by blanking a whole metal base material, so that the processing is convenient, the shielding sheet is of a whole sheet structure, and the shielding sheet is directly and integrally attached to the conductive plate body during assembly, so that the shielding sheet is very convenient to assemble.

Further, the grid shielding sheet is a blanking sheet integrally connected with the edge of the conductive plate body, and the blanking sheet is folded and attached to the side surface of the conductive plate body, which faces the insulating plate body.

The beneficial effects are that: the grid shielding sheet is a blanking sheet integrally connected with the edge of the conductive plate body, so that the grid shielding sheet can be directly folded and attached to the side face, facing the insulating plate body, of the conductive plate body after being blanked, and the grid shielding sheet can be positioned on the conductive plate body.

Alternatively, the insulating plate body is provided with a through hole at a punch hole corresponding to the ground punch hole, and the projection of the through hole covers the punch hole.

The beneficial effects are that: therefore, plastic can not enter the spring claw blanking holes when the insulating plate body is injection molded on the conductive plate body, and the grounding spring claw is guaranteed to be deformed under normal pressure in the crimping process, so that reliable electrical connection with the PCB is guaranteed.

Further, the insulating board body is provided with a positioning structure on one side facing away from the conductive board body, wherein the positioning structure is used for being matched with the differential connector in a positioning way.

The beneficial effects are that: through set up on the insulation board body one side of conducting plate body dorsad be used for with difference connector location complex location structure, can fix a position when integral type locating plate and difference connector assembly, avoid the relative difference connector of integral type locating plate to take place the position offset and influence the connector performance to reduce the connector risk of inefficacy.

Further, the differential contact piece perforations on the positioning plate body are arranged in rows, the grounding spring claws are arranged in rows and are positioned beside the differential contact piece perforations, and the overhanging directions of the two adjacent rows of grounding spring claws are opposite.

The beneficial effects are that: the arrangement can better ensure the elastic contact reliability of the integrated positioning plate and the PCB, and ensure the reliable electric connection of the integrated positioning plate and the PCB.

The connector adopts the following technical scheme:

the utility model provides a connector, includes differential connector and the locating plate of its adaptation, and the locating plate is used for setting up between differential connector and the PCB board of adaptation, and the locating plate includes the locating plate body, be equipped with the differential contact piece perforation and the ground contact piece perforation that supply differential connector's differential contact piece and ground contact piece to pass on the locating plate body, the locating plate body includes stacked conductive plate body and insulation board body, and the insulation board body moulds plastics on the conductive plate body and forms integral type structure with the conductive plate body.

The beneficial effects are that: the utility model provides an improved connector, which adopts an integrated positioning plate, wherein the plate body of the positioning plate comprises a laminated conductive plate body part and an insulating plate body part, the insulating plate body is injection-molded on the conductive plate body and forms an integrated structure with the conductive plate body, and the integrated positioning plate is an integral part, so that when the integrated positioning plate is assembled with a differential connector, only the integral part of the integrated positioning plate is considered to be matched and connected with the differential connector, and the connection between the conductive plate body part and the insulating plate body part is not involved.

Drawings

Fig. 1 is a schematic structural view of an insulation board body in embodiment 1 of the connector of the present utility model when the insulation board body is not injection-molded on the conductive board body;

FIG. 2 is a rear view of the integrated locating plate of embodiment 1 of the connector of the present utility model;

FIG. 3 is a side view of the integrated locating plate of embodiment 1 of the connector of the present utility model;

fig. 4 is a front view of the integrated positioning plate in embodiment 1 of the connector of the present utility model;

FIG. 5 is a top view of the integrated locating plate of embodiment 1 of the connector of the present utility model;

FIG. 6 is a schematic diagram of a differential signal module before being connected to an integral locating plate;

FIG. 7 is a schematic diagram of a differential signal module after being connected to an integral locating plate;

FIG. 8 is a schematic illustration of a blanking remainder sheet perforated with differential contacts of a conductive plate body as a cap hole sheet;

fig. 9 is a schematic view of a blanking remainder sheet being folded over and attached to an injection molding surface of a conductive plate body;

FIG. 10 is a schematic view of a blanking remainder sheet folded over to cover and block a blanking hole of a spring claw;

FIG. 11 is a left side view of FIG. 10;

FIG. 12 is a schematic view of a processing-specific metal substrate as a mesh-like masking sheet;

FIG. 13 is a schematic view of an insulating plate body having through holes formed therein corresponding to punched holes of the spring fingers;

FIG. 14 is a schematic view of the structure of the insulating plate body shown in FIG. 13 injection molded onto the conductive plate body;

FIG. 15 is an exploded view of embodiment 1 of the connector of the present utility model;

fig. 16 is a front view of embodiment 1 of the connector of the present utility model;

fig. 17 is a schematic diagram of the connector of the embodiment 1 of the present utility model after being connected to a PCB board;

in the figure: 1. an integral positioning plate; 110. a conductive plate body; 111. a press-contact surface; 112. a grounding spring claw; 113. a first differential contact perforation; 114. a first ground contact perforation; 115. punching holes by using elastic claws; 116. blanking the residual material sheets; 117. injection molding; 118. turning over the folding line; 119. grid shielding sheets; 120. an insulating plate body; 121. a positioning surface; 122. a longitudinal wall; 123. a transverse wall; 124. a second differential contact perforation; 125. a second ground contact perforation; 126. a through hole; 2. a differential signal module; 201. a positioning port; 202. convex hulls; 203. protruding thorns; 204. a ground contact; 205. differential contacts; 3. a fixing piece; 4. a left guide sleeve; 5. a right guide sleeve; 6. a shielding net; 7. an insulating housing; 8. a screw hole; 9. a shielding cylinder; 10. and a PCB board.

Detailed Description

The connector adopts the integrated positioning plate to position each differential signal module, and after the connector is crimped on the PCB, the shielding sheet, the integrated positioning plate and the PCB of each differential signal module are connected, so that the integrated positioning plate is grounded, reliable shielding is formed on the differential contact piece at the crimping position, and the connector adopts the integrated positioning plate, so that the product parts are simplified, the assembly process is simplified, and the failure risk is reduced.

The features and capabilities of the present utility model are described in further detail below in connection with the examples.

Example 1 of the connector of the present utility model:

as shown in fig. 15 and 16, the connector comprises a differential connector and an integral positioning plate 1 which is adaptively installed at the bottom of the differential connector, the differential connector comprises a plurality of differential signal modules 2, a fixing piece 3, a left guide sleeve 4, a right guide sleeve 5, a shielding net 6, an insulating shell 7, a shielding cylinder 9 and other components, the differential signal modules 2 are provided with two types, namely a differential signal module A and a differential signal module B, and the differential signal modules A and the differential signal modules B are respectively provided with a plurality of groups and are alternately arranged; the shielding cylinder 9 is sleeved on the contact area of the differential signal module 2, contacts with the shielding net 6 and shields the contact piece; the left guide sleeve 4, the right guide sleeve 5, the fixing piece 3 and the insulating shell 7 are assembled on the periphery of the differential signal module 2 to protect the differential signal module; screw holes 8 are respectively arranged on the left guide sleeve 4 and the right guide sleeve 5, and can be matched with screws to fixedly connect the connector with the PCB 10, as shown in figure 17. The integrated positioning plate 1 is arranged at the bottom of the differential signal module 2, and the grounding spring claw 112 on the crimping surface 111 can elastically and electrically contact with the grounding contact on the surface of the PCB 10 to connect the shielding sheet of each differential signal module 2, the integrated positioning plate 1 and the PCB 10, so that the integrated positioning plate 1 is grounded, and the differential contact 205 of each differential signal module 2 is reliably shielded at the crimping position.

As shown in fig. 1 to 5, the integrated positioning board 1 includes a positioning board body including a stacked conductive board body 110 and an insulating board body 120, and the insulating board body 120 is injection molded at one side of the conductive board body 110 and forms an integrated structure with the conductive board body 110. The conductive plate body 110 is processed by punching, cutting, etc., and the insulating plate body 120 is firmly combined with the conductive plate body 110 by injection molding to form a whole.

The two side surfaces of the conductive plate body 110 are a press-connection surface 111 and an injection molding surface 117 respectively, a plurality of grounding spring claws 112 obliquely overhanging toward one side of the PCB are formed on the press-connection surface 111 in a punching mode, the grounding spring claws 112 are arranged in a row, overhanging directions of the same row of grounding spring claws 112 are the same, overhanging directions of two adjacent rows of grounding spring claws 112 are opposite, the two adjacent rows of grounding spring claws 112 are arranged in a staggered mode, and after the connector is pressed on the PCB 10 in a press-connection mode, the grounding spring claws 112 are pressed and bent to elastically abut against grounding contacts on the surface of the PCB 10, so that electric connection is achieved. The conductive plate 110 is provided with a plurality of differential contact pieces for the differential connector, first differential contact piece through holes 113 and first grounding contact piece through holes 114 for the grounding contact pieces to pass through, the first differential contact piece through holes 113 are arranged in a row, the first differential contact piece through holes 113 in adjacent rows are arranged in a staggered manner, and the grounding spring claws 112 are arranged beside the first differential contact piece through holes 113 in a staggered manner. The hole wall of the first ground contact through hole 114 is provided with a contact portion for conducting contact with the ground contact 204 of the differential connector, and the ground contact 204 of the differential connector passes through the first ground contact through hole 114 and is in contact electrical connection with the hole wall of the first ground contact through hole 114.

The two side surfaces of the insulating board 120 are a positioning surface 121 and an injection molding mating surface, the injection molding mating surface and the injection molding surface 117 of the conductive board 110 are injection molded together, and the positioning surface 121 is provided with a plurality of transverse walls 123 and longitudinal walls 122 for positioning the differential signal module 2. The insulating plate body 120 is provided with a plurality of second differential contact perforation 124 and second grounding contact perforation 125, the second differential contact perforation 124 is arranged in a row, and the second differential contact perforation 124 of adjacent rows is arranged in a staggered manner.

After the insulating plate body 120 is injection molded on the conductive plate body 110, the first differential contact through holes 113 on the conductive plate body 110 and the second differential contact through holes 124 on the insulating plate body 120 correspond in position to form a differential contact through hole for passing a differential contact of a differential signal module together, and the first ground contact through holes 114 on the conductive plate body 110 and the second ground contact through holes 125 on the insulating plate body 120 correspond in position to form a ground contact through hole for passing a ground contact of the differential signal module together.

When the integrated positioning plate 1 is pressed against the differential signal module 2, as shown in fig. 6, the differential signal module 2 is positioned by the transverse wall 123 and the longitudinal wall 122 of the integrated positioning plate 1, the differential signal module 2 enters between two adjacent rows of longitudinal walls 122, and the longitudinal walls 122 limit the differential signal module 2 from two sides, so that the differential signal module 2 is limited to move transversely; the bottom of the shielding sheet of the differential signal module 2 is provided with a plurality of positioning openings 201 along the longitudinal direction at intervals, and the transverse walls 123 of the integrated positioning plate 1 are inserted into the positioning openings 201 of the differential signal module 2 in a one-to-one correspondence manner, so that the differential signal module 2 is limited to longitudinally move. A plurality of protruding thorns 203 are arranged on the shielding sheet of the differential signal module 2 along the longitudinal interval, slots (not shown in the figure) into which the protruding thorns 203 can be inserted are correspondingly arranged on the longitudinal wall 122 of the integrated positioning plate 1, and the protruding thorns 203 are inserted into the slots on the longitudinal wall 122 and are electrically connected with the slots, so that the integrated positioning plate 1 is ensured not to be vertically separated from the differential signal module 2. Each positioning opening 201 of the differential signal module 2 is in a U shape, convex hulls 202 are arranged on two side walls of the U-shaped positioning opening 201, clamping grooves (not shown in the figure) are correspondingly formed in the transverse walls 123 of the integrated positioning plate 1, the convex hulls 202 are clamped into the clamping grooves in the transverse walls 123 and are electrically connected with the clamping grooves, connection reliability of the integrated positioning plate 1 and the differential signal module 2 is further guaranteed, and vertical separation of the integrated positioning plate 1 and the differential signal module 2 is avoided. The convex hulls 202 and the convex thorns 203 of the shielding sheets of the differential signal module 2 are contacted with the transverse wall 123 and the longitudinal wall 122 of the integrated positioning plate 1, so that the integrated positioning plate 1 is grounded and shielded.

After the integral positioning board 1 is pressed onto the differential signal module 2, as shown in fig. 7, the ground contact 204 of the differential signal module 2 passes through the ground contact perforation and is in conductive contact with the wall of the ground contact perforation, and the differential contact 205 (differential pair) passes through the differential contact perforation and is not connected with the wall of the differential contact perforation.

The conductive plate body 110 and the insulating plate body 120 form a whole through an injection molding mode, and the following three schemes can be adopted for processing:

scheme one:

firstly, processing a conductive plate body 110 by adopting punching, cutting and other modes, wherein the conductive plate body 110 comprises a first differential contact perforation 113, a first ground contact perforation 114, a ground spring claw 112, a cover hole sheet 116 and other characteristics, the ground spring claw 112 obliquely extends towards one side of a PCB, a differential blanking hole is formed in the conductive plate body 110 at a position corresponding to the first differential contact perforation 114, and blanking surplus material sheets 116 are integrally connected to the wall of the differential blanking hole, as shown in FIG. 8; then, the blanking residual material sheet 116 is folded and attached to the injection molding surface 117 of the conductive plate body and fixed, the blanking residual material sheet 116 is folded and used as a shielding structure, and covers the back surface of the grounding spring claw 112 to cover and seal the spring claw blanking hole 115, as shown in fig. 9-11; finally, the conductive plate 110 is injection molded to obtain an integrated positioning plate.

The blanking spare material piece 116 of the differential blanking hole is adopted in the scheme to be folded and folded to serve as a shielding structure, and the shielding structure covers the back surface of the grounding spring claw 112, so that the plastic can not enter gaps below and around the grounding spring claw 112 when the insulating plate body 120 is injection-molded on the conductive plate body 110, and the grounding spring claw 112 is ensured to be deformed under normal compression in the compression joint process and is elastically contacted with the PCB 10.

Scheme II:

firstly, the conductive plate body 110 and the grid-shaped shielding sheet 119 are processed in a punching mode, a cutting mode and the like are adopted, the grid-shaped shielding sheet 119 is a blanking sheet integrally connected with the edge of the conductive plate body 110, and meshes of the grid-shaped shielding sheet 119 are used for avoiding differential contact piece perforation, as shown in fig. 12; then, the grid-shaped shielding piece 119 is folded and attached to the injection molding surface 117 of the conductive plate body along the folding line 118 and fixed, and the shielding piece part of the grid-shaped shielding piece 119 is used as a shielding structure and covers the back surface of the grounding spring claw 112 to cover and seal the spring claw blanking hole 115; finally, the conductive plate 110 is injection molded to obtain an integrated positioning plate.

During processing, the grid-shaped shielding sheet 119 and the conductive plate body 110 can be punched and formed by adopting a whole metal plate, and then the grid-shaped shielding sheet 119 is integrally cut off, so that the grid-shaped shielding sheet 119 is attached to the injection molding surface 117 of the conductive plate body; alternatively, the mesh-like shielding sheet 119 and the conductive plate 110 are formed by punching a metal plate, and then the mesh-like shielding sheet 119 is attached to the injection molding surface 117 of the conductive plate.

According to the scheme, the special metal base material is processed to serve as a shielding structure, and the shielding structure covers the back surface of the grounding spring claw 112, so that the plastic cannot enter gaps below and around the grounding spring claw 112 when the insulating plate body 120 is injection-molded on the conductive plate body 110, and the grounding spring claw 112 is guaranteed to be deformed under normal compression in the compression joint process and elastically contacted with the PCB 10.

Scheme III:

firstly, processing a conductive plate body 110 by adopting stamping, cutting and other modes, wherein the conductive plate body comprises a first differential contact perforation 113, a first grounding contact perforation 114, a grounding spring claw 112 and other characteristics, and the grounding spring claw 112 obliquely extends towards one side of a PCB; then, the conductive plate body 110 is injection molded, and the insulating plate body 120 is provided with a through hole 26 at the punching hole of the grounding spring claw 112, which corresponds to the punching hole, the projection of the through hole 26 covers the punching hole 115 of the grounding spring claw, no plastic matrix exists at the through hole 26, and as shown in fig. 13-14, the grounding spring claw 112 is ensured to be normally pressed and deformed in the compression joint process, and is elastically contacted with the PCB board 10.

When the connector is crimped onto the PCB 10, as shown in fig. 17, the connector is fixedly connected with the PCB 10 through screws, the screws are inserted into screw holes 8 on left and right guide sleeves 5 of the connector, and the grounding spring claws 112 on the crimping surface 111 of the integrated positioning plate 1 are bent under pressure and elastically and electrically contacted with the grounding contacts on the surface of the PCB 10 during crimping, so that the electrical connection among the PCB 10, the integrated positioning plate 1 and the shielding sheets of the differential signal module 2 is realized, the structural grounding of the integrated positioning plate 1 is realized, and reliable shielding is further provided for the differential pair at the crimping position.

The locating plate of the existing connector is a separated locating plate structure, connection between split components is involved in assembly, assembly is inconvenient, product failure risk is increased, compared with the separated locating plate structure of the existing connector, the locating plate of the connector is integrated, when the integrated locating plate is assembled with a differential connector, only the integral locating plate is needed to be considered to be matched and connected with the differential connector as a part, connection between a conductive plate body and an insulating plate body is not involved, and compared with the existing locating plate which is of a separated structure, product parts can be simplified on the premise of achieving the same function, assembly process is simplified, and product failure risk is reduced.

Example 2: the difference from the above embodiment 1 is that the conductive plate body is not provided with a grounding spring claw, and the press-contact surface of the conductive plate body is directly press-contacted with the PCB board.

Example 3: the difference from the above embodiment 1 is that the grounding fingers are arranged in a row and beside the differential contact perforation, and the overhanging directions of all the grounding fingers are the same.

The utility model also provides an embodiment of the integrated locating plate, and the specific structure of the integrated locating plate is the same as that of the integrated locating plate in each embodiment of the connector, and is not repeated here.

The above description is only a preferred embodiment of the present utility model, and the patent protection scope of the present utility model is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an integral type locating plate for set up between differential connector and the PCB board of adaptation, including the locating plate body, be equipped with the differential contact piece perforation and the ground contact piece perforation that supply differential connector's differential contact piece and ground contact piece to pass on the locating plate body, characterized by, the locating plate body includes conducting plate body (110) and insulating plate body (120) of range upon range of, insulating plate body (120) mould plastics on conducting plate body (110) and form integral type structure with conducting plate body (110).

2. The integrated positioning plate according to claim 1, wherein a contact portion for conducting contact with a ground contact (204) of the differential connector is formed on a hole wall of the ground contact perforation on the conductive plate body (110), a ground spring claw (112) which is obliquely overhanging toward one side of the PCB (10) is formed on the conductive plate body (110) in a punching manner, and the ground spring claw (112) is used for abutting against a ground contact on the PCB (10).

3. The integrated positioning plate according to claim 2, wherein a side of the conductive plate body (110) facing the insulating plate body (120) is provided with a shielding structure for shielding and blocking the stamped claw punching hole (115) at the claw punching hole (115) corresponding to the stamped grounding claw (112) so as to prevent plastic from entering when the insulating plate body (120) is injection-molded on the conductive plate body (110).

4. The integrated positioning plate according to claim 3, wherein the conductive plate body (110) is provided with a differential blanking hole at a position corresponding to the perforation of the differential contact piece, a blanking residual material sheet (116) is integrally connected to the hole wall of the differential blanking hole, and the blanking residual material sheet (116) is folded and attached to the side surface of the conductive plate body (110) facing the insulating plate body (120) and forms at least part of the shielding structure.

5. An integrated positioning plate according to claim 3, wherein a grid-shaped shielding sheet (119) is arranged on one side, facing the insulating plate body (120), of the conductive plate body (110), a shielding sheet part of the grid-shaped shielding sheet (119) forms the shielding structure, and meshes of the grid-shaped shielding sheet (119) avoid the perforation of the differential contact.

6. The integrated positioning plate according to claim 5, wherein the grid-shaped shielding sheet (119) is a blanking sheet integrally connected with the edge of the conductive plate body (110), and the blanking sheet is folded and attached to the side surface of the conductive plate body (110) facing the insulating plate body (120).

7. The integrated positioning plate according to claim 2, wherein the insulating plate body (120) is provided with a through hole (126) at a punch hole (115) corresponding to the ground punch (112), and a projection of the through hole (126) covers the punch hole (115).

8. The integrated positioning plate according to any one of claims 1-7, wherein the insulating plate body (120) has a positioning structure on a side facing away from the conductive plate body (110) for positioning engagement with a differential connector.

9. The integrated positioning plate according to any one of claims 2-7, wherein the differential contact perforations on the positioning plate body are arranged in rows, the grounding spring fingers (112) are arranged in rows and are beside the differential contact perforations, and the overhanging directions of two adjacent rows of grounding spring fingers (112) are opposite.

10. A connector comprising a differential connector and a locating plate adapted thereto, wherein the locating plate is an integrated locating plate according to any one of claims 1-9.