WO2022142533A1

WO2022142533A1 - Connector, circuit board assembly, and connector assembly

Info

Publication number: WO2022142533A1
Application number: PCT/CN2021/120764
Authority: WO
Inventors: 刘明非; 万千; 谈松林; 张林林; 陈少华; 郭广宇; 关代涛; 龚小龙; 易思远
Original assignee: 中兴通讯股份有限公司
Priority date: 2020-12-29
Filing date: 2021-09-26
Publication date: 2022-07-07
Also published as: CN114696130A

Abstract

A connector (100), comprising: a first base (110); a first signal terminal (120), which is mounted on the first base (110), one end of the first signal terminal (120) being configured to be electrically connected to a second signal terminal (320) of a connecting member (300), and the other end of the first signal terminal (120) being configured to be electrically connected to a first PCB substrate (200); and an elastic support member (130), which comprises a first elastic part (132) as well as a first mounting part (131) and a second mounting part (133) which are located at both ends of the first elastic part (132), the first mounting part (131) being configured to be connected to the first PCB substrate (200), and the second mounting part (133) being configured to support the first base (110) so that the first base (110) is suspended on the first PCB substrate (200). The connector can achieve a suspension effect without the need for a plastic base for fixed support, thereby enabling the connector to have a relatively large tolerance during mounting, and may reduce the number of components, simplify the fabrication process and reduce fabrication difficulty. The present invention also relates to a circuit board assembly and a connector assembly.

Description

Connectors, Board Assemblies, and Connector Assemblies

CROSS-REFERENCE TO RELATED APPLICATIONS

This application is based on the Chinese patent application with the application number of 202011596443.3 and the filing date of December 29, 2020, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is incorporated herein by reference.

technical field

The embodiments of the present application relate to the technical field of electronic products, and in particular, to a connector, a circuit board assembly, and a connector assembly.

Background technique

For existing connectors, a floating structure is often used in order to have a larger tolerance during installation. However, the floating structure used in the existing connectors is complex, and often requires a plastic base to be fixed and supported, which is limited to traditional hardware and plastic bases, and is difficult to assemble, resulting in higher assembly costs and product costs.

SUMMARY OF THE INVENTION

The following is an overview of the topics detailed in this article. This summary is not intended to limit the scope of protection of the claims.

The embodiments of the present application provide a connector, a circuit board assembly, and a connector assembly, which can realize the suspension effect of the connector without the need for a fixed support by a plastic base, so that the connector can have a larger size during installation. Tolerances, and can reduce parts, simplify the process, and reduce the difficulty of manufacturing.

In a first aspect, an embodiment of the present application provides a connector, comprising: a first base; a first signal terminal mounted on the first base, and one end of the first signal terminal is configured to be connected to The second signal terminal of the component is electrically connected, and the other end of the first signal terminal is set to be electrically connected to the first PCB (Printed Circuit Board, printed circuit board) substrate; an elastic part and a second installation part, the first installation part and the second installation part are respectively located at two ends of the first elastic part, the first installation part is configured to be connected to the first PCB substrate, The second mounting portion is configured to support the first base so that the first base is suspended on the first PCB substrate.

In a second aspect, an embodiment of the present application further provides a circuit board assembly, comprising: a first PCB substrate provided with a third mounting portion; a connector provided with a first base, a first signal terminal and an elastic support member, The first signal terminal is mounted on the first base, one end of the first signal terminal is set to be electrically connected with the second signal terminal of the connector, and the other end of the first signal terminal is set to be is electrically connected to the first PCB substrate; the elastic support includes a first mounting portion, a first elastic portion and a second mounting portion, the first mounting portion and the second mounting portion are respectively located in the first mounting portion Both ends of the elastic portion, the first mounting portion is connected to the third mounting portion, and the second mounting portion is configured to support the first base so that the first base is suspended on the first base on a PCB substrate.

In a third aspect, an embodiment of the present application further provides a connector assembly, including a connector and the connector according to the first aspect, wherein the first signal terminal of the connector is connected to a second signal terminal of the connector. The signal terminals are electrically connected.

Description of drawings

The accompanying drawings are used to provide a further understanding of the technical solutions of the present application, and constitute a part of the specification. They are used to explain the technical solutions of the present application together with the embodiments of the present application, and do not constitute a limitation on the technical solutions of the present application.

1 is a schematic diagram of the installation structure of a connector and a first PCB substrate provided by an embodiment of the present application;

2 is a schematic diagram of the installation structure of a connector and a second PCB substrate provided by an embodiment of the present application;

3 is a schematic diagram of the installation structure of a connector, a connector and a second PCB substrate provided by an embodiment of the present application;

4 is an exploded schematic diagram of a connector provided by an embodiment of the present application;

5 is a top view of a connector and a first PCB substrate provided by an embodiment of the present application;

6 is a front view of a connector and a first PCB substrate provided by an embodiment of the present application;

7 is a side view of a connector and a first PCB substrate provided by an embodiment of the present application;

8 is a partial structural schematic diagram of an elastic support member in a connector provided by an embodiment of the present application;

9 is a schematic diagram of an installation structure of a connector suspended on a first PCB substrate provided by an embodiment of the present application;

10 is a schematic structural diagram of the connector provided by an embodiment of the present application floating to the left relative to the first PCB substrate;

11 is a schematic structural diagram of a connector provided by an embodiment of the present application floating to the right relative to the first PCB substrate;

12 is a schematic structural diagram of the connector provided by an embodiment of the present application floating forward relative to the first PCB substrate;

13 is a schematic structural diagram of a connector provided by an embodiment of the present application floating backward relative to the first PCB substrate;

14 is a cross-sectional view of the connector shown in FIG. 5 and the first PCB substrate in the direction B;

15 is a cross-sectional view of the connector and the first PCB substrate shown in FIG. 5 in the direction B and an enlarged view of the first signal terminal;

FIG. 16 is a schematic diagram of the mounting structure of the connector suspended on the first PCB substrate and an enlarged view of the structure of the first signal terminal provided by an embodiment of the present application

17 is an exploded view between the first signal terminal and the first PCB substrate provided by an embodiment of the present application;

FIG. 18 is an exploded view between the first signal terminal and the first PCB substrate provided by another embodiment of the present application;

19 is an enlarged view of the structure of a first power supply terminal provided by an embodiment of the present application;

20 is a cross-sectional view of the connector shown in FIG. 5 and the first PCB substrate in the direction A;

21 is an exploded schematic diagram of a connector provided by an embodiment of the present application;

FIG. 22 is an enlarged view of the structure of the second power terminal provided by an embodiment of the present application.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

It should be noted that although the functional modules are divided in the schematic diagram of the device, and the logical sequence is shown in the flowchart, in some cases, the modules may be divided differently from the device, or executed in the order in the flowchart. steps shown or described. The terms "first", "second" and the like in the specification, claims or the above drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence.

Embodiments of the present application provide a connector, a circuit board assembly, and a connector assembly, wherein the connector of the embodiments of the present application includes a first base, a first signal terminal, and an elastic support. Specifically, the first signal terminal being mounted on the first base, one end of the first signal terminal is set to be electrically connected to the second signal terminal of the connector, and the other end of the first signal terminal is set to be electrically connected to the first printed circuit board (PCB) substrate; The elastic support includes a first mounting portion, a first elastic portion and a second mounting portion, the first mounting portion and the second mounting portion are respectively located at two ends of the first elastic portion, and the first mounting portion is configured to be connected to the first PCB the substrate, and the second mounting portion is configured to support the first base so that the first base is suspended on the first PCB substrate. In addition, both the circuit board assembly and the connector assembly of the embodiments of the present application include the above-mentioned connectors. According to the technical solutions of the embodiments of the present application, elastic supports are used to connect the first base and the first PCB substrate respectively, so that the connector can achieve a suspension effect without the need for fixed support by the plastic base, so that the connector can be suspended. Larger tolerances can be achieved during installation, and parts can be reduced, the process can be simplified, and the manufacturing difficulty can be reduced.

The embodiments of the present application will be further described below with reference to the accompanying drawings.

As shown in FIGS. 1 to 3 , FIG. 1 is a schematic diagram of the installation structure of the connector 100 and the first PCB substrate 200 provided by an embodiment of the present application, and FIG. 2 is a connector 300 and a second PCB provided by an embodiment of the present application. A schematic diagram of the installation structure of the substrate 400; wherein, the connector 100 in FIG. 1 and the connector 300 in FIG. 2 can be matched and plugged. Specifically, the plug-in installation between the connector 100 and the connector 300 in this embodiment The structure diagram can be referred to as shown in FIG. 3 .

Regarding the connector 100 shown in FIG. 1 , the exploded schematic diagram thereof can be referred to as shown in FIG. 4 . In addition, regarding the schematic diagram of the combined installation of the connector 100 and the first PCB substrate 200 shown in FIG. 1 , the top view, the front view and the side view thereof can be sequentially shown in FIGS. 5 to 7 . The connector 100 of the embodiment of the present application includes, but is not limited to, a first base 110 , a first signal terminal 120 and an elastic support 130 .

Specifically, the first signal terminal 120 of the connector 100 is mounted on the first base 110, and one end of the first signal terminal 120 is configured to be electrically connected to the second signal terminal 320 of the connector 300 shown in FIG. 2, The other end of the first signal terminal 120 is configured to be electrically connected to the first PCB substrate 200; in addition, as shown in FIG. 8, FIG. 8 is a partial structure of the elastic support member 130 in the connector 100 provided by an embodiment of the present application Schematically, specifically, the elastic support 130 of the connector 100 includes a first mounting portion 131 , a first elastic portion 132 and a second mounting portion 133 , and the first mounting portion 131 and the second mounting portion 133 are located at the first elastic portion 132 respectively. At both ends, the first mounting portion 131 is configured to be connected to the first PCB substrate 200 , and the second mounting portion 133 is configured to support the first base 110 so that the first base 110 is suspended on the first PCB substrate 200 .

It should be noted that, as shown in FIG. 8 to FIG. 9 , wherein FIG. 9 is a schematic diagram of the installation structure of the connector 100 suspended on the first PCB substrate 200 provided by an embodiment of the present application. Regarding the above elastic support 130 , The function of the second mounting portion 133 is to be configured to realize the connection and fixation between the elastic support 130 and the first base 110 , and the function of the first mounting portion 131 is to be configured to mount and fix the connector 100 on the first PCB substrate 200 In addition, under the combined action of the first mounting portion 131 , the first elastic portion 132 and the second mounting portion 133 , the first base 110 can be suspended on the first PCB substrate 200 , thereby achieving a floating effect.

It is worth noting that the first elastic portion 132 in the above-mentioned elastic support 130 has elastic and retractable deformation, so that the connector 100 can realize multi-directional movement and limit its overall multi-directional displacement relative distance in the case of suspension without the purpose of deformation. Exemplarily, as shown in FIG. 10 , under the elastic action of the first elastic portion 132 , the connector 100 can float a distance to the left relative to the first PCB substrate 200 ; or, as shown in FIG. 11 , under the first elastic force Under the elastic action of the first elastic portion 132, the connector 100 can float to the right for a certain distance relative to the first PCB substrate 200; or, as shown in FIG. 12, under the elastic action of the first elastic portion 132, the connector 100 can be relatively The first PCB substrate 200 floats forward for a certain distance; or, as shown in FIG. 13 , under the elastic action of the first elastic portion 132 , the connector 100 can float backward relative to the first PCB substrate 200 for a certain distance.

According to the technical solutions of the above embodiments of the present application, since the connector 100 adopts the elastic support member 130 to connect the first base 110 and the first PCB substrate 200 respectively, the connector 100 can be fixed and supported without a plastic base. The suspension effect can be achieved under the above conditions, so that the connector 100 can have a large tolerance during installation, and can reduce components, simplify the manufacturing process, and reduce the difficulty of manufacturing.

It can be understood that the first elastic portion 132 in the elastic support member 130 can be arranged in a bent shape as shown in FIG. 8 , can also be arranged in a coil spring shape, or can be arranged in other shapes.

In addition, in an embodiment, as shown in FIGS. 14 to 15 , both of FIGS. 14 and 15 are cross-sectional views of the connector 100 and the first PCB substrate 200 shown in FIG. 5 along the B direction. Specifically, the number of the elastic supports 130 is at least two, the two elastic supports 130 are respectively located on both sides of the first base 110 , the first signal terminals 120 are located inside the first base 110 , and the elastic supports 130 are in the shape of Curved outwards.

Since the two elastic support members 130 are respectively placed on both sides of the first base 110 , the first base 110 can be supported and suspended under the joint action of the two elastic support members 130 . on the first PCB substrate 200 . Secondly, since the first signal terminal 120 is located between the elastic support members 130 on both sides, and the elastic support member 130 is bent outwardly, the first signal terminal 120 at the middle position can be avoided, and the first base 110 can be reduced in size. volume of. In addition, the embodiment of the present application can implement a floating outer frame installation manner, and on the premise of improving the floating tolerance, the accuracy requirement of the opposite end is reduced.

In addition, as shown in FIG. 8 , in an embodiment, the first mounting portion 131 in the elastic support member 130 includes, but is not limited to, a pressing portion 131a and a connecting portion 131b, and the pressing portion 131a and the connecting portion 131b are connected , the connection portion 131b is provided to be mounted to the first PCB substrate 200 .

When the user needs to install and fix the connector 100 on the first PCB substrate 200, the user can press the pressing part 131a to make the connecting part 131b not easy to swing, and then align the connecting part 131b as shown in FIG. 17 or FIG. 18 . The third mounting portion 210 on the first PCB substrate 200 of the connector 100 can be fixedly mounted on the first PCB substrate 200 quickly and stably.

It can be understood that the above-mentioned first base 110 may be a plastic base or a base made of other non-conductive materials; the above-mentioned elastic support 130 may be hardware or other materials of support.

In addition, it should be noted that, as shown in FIG. 15 to FIG. 16 , wherein FIG. 16 is a schematic diagram of the installation structure of the connector 100 suspended on the first PCB substrate 200 provided by an embodiment of the present application and the related information about the first signal terminal 120 The enlarged view of the structure, for the above-mentioned first signal terminal 120, including but not limited to a first contact portion 121, a second elastic portion 122 and a second contact portion 123, the first contact portion 121 and the second contact portion 123 are respectively located at At both ends of the second elastic portion 122 , the first contact portion 121 is configured to be electrically connected to the first PCB substrate 200 , and the second contact portion 123 is configured to be electrically connected to the second signal terminal 320 of the connector 300 .

In one embodiment, since the second elastic portion 122 has elastic and deformable functions, the second elastic portion 122 can cooperate with the elastic support 130 to jointly achieve the levitation effect of the first base 110; in addition, the second elastic portion 122 When the first contact portion 121 is under force, it can be effectively compressed for a certain stroke, and the compressive force reacts to the first PCB substrate 200 , so that the first contact portion 121 can stably contact the first PCB substrate 200 .

Specifically, as shown in FIGS. 17 to 18 , both of FIGS. 17 and 18 are exploded views between the first signal terminal 120 and the first PCB substrate 200 . Specifically, the first PCB substrate 200 is provided with an opening 220, an inner wall of the opening 220 is provided with a conductive coating, and the first contact portion 121 is electrically connected to the conductive coating.

In addition, in one embodiment, the openings 220 in FIGS. 17 and 18 may be blind holes, and the first contact portion 121 abuts against the conductive coating under the elastic action of the second elastic portion 122 . The embodiment of the present application adopts the above-mentioned blind-hole contact scheme, which can realize functions such as large current, suspension, large tolerance, easy disassembly, and high-speed signal transmission.

It can be understood that the above-mentioned conductive coating may be a metal coating or a coating formed of other conductive materials. In addition, the length and width of the blind hole may be greater than or equal to the floating tolerance value of the connector 100 in the plane direction.

It is worth noting that the inner wall of the blind hole in the embodiment of the present application is a metal coating, and other parts are an insulating layer. The first contact portion 121 of the first signal terminal 120 can be in contact at any point in the blind hole, which can directly prevent the connection caused by the connection. The short-circuit situation caused by the assembly displacement of the device 100; secondly, the embodiment of the present application can solve the long-term pin and pin directly due to the too short creepage distance caused by the pitch is too small, plus the phenomenon of short circuit caused by factors such as welding; in addition, The metal coating on the inner wall can also play a shielding role in the process of high-speed signal transmission, reducing the interference between signal transmissions.

It can be understood that, the first PCB substrate 200 is further provided with a third mounting portion 210 , which is configured to be fixedly connected with the first mounting portion 131 of the first elastic portion 132 . Exemplarily, the above-mentioned third mounting portion 210 may be a socket.

In addition, in one embodiment, as shown in FIG. 15 to FIG. 16 , the second elastic portion 122 may be a drum spring, the second elastic portion 122 includes a plurality of elastic arms, and one end of the elastic arms is connected to the first contact portion 121 , the other end of the elastic arm is connected to the second contact portion 123 .

It should be noted that the above-mentioned second contact portion 123 may be provided in a bent shape, and the second contact portion 123 is configured to be elastically and electrically connected to the second signal terminal 320 of the connector 300 .

The embodiment of the present application can rely on the first contact portion 121 and the blind hole structure to achieve elastic contact and limited position contact, directly abandoning the welding process, requiring only a single assembly, and convenient disassembly. In addition, the bent second contact portion 123 can achieve the effect of blind insertion, which can effectively prevent the connector 100 from being damaged by a non-standard insertion and extraction operation.

In addition, as shown in FIGS. 19 to 20 , the connector 100 of the embodiment of the present application further includes a first power supply terminal 140 , wherein FIG. 19 is an enlarged view of the structure of the first power supply terminal 140 , and FIG. 20 is shown in FIG. 5 . A cross-sectional view of the connector 100 and the first PCB substrate 200 in the A direction. Specifically, the first power terminal 140 is mounted on the first base 110 , the first power terminal 140 is a spring terminal, and the first power terminal 140 is arranged to be connected with the second power terminal of the connector 300 as shown in FIG. 21 . 340 electrical connections.

In one embodiment, since the first power terminal 140 is a spring terminal with elastic and deformable functions, the first power terminal 140 can cooperate with the elastic support member 130 to jointly achieve the levitating effect of the first base 110 . In addition, as shown in FIGS. 17 and 18 , the first PCB substrate 200 is further provided with a fourth mounting portion 230 , which is provided to be connected to the first power supply terminal 140 .

It should be noted that, as shown in FIG. 19 , the first power terminal 140 is provided with a first limiting portion 141 , and the first base 110 is provided with a second limiting portion ( not shown in the figure). By providing the first limiting portion 141 and the second limiting portion, the first power terminal 140 can be stably installed inside the first base 110 , thereby improving the stability of the first power terminal 140 .

In addition, regarding the connector 300 shown in FIG. 2 , the exploded schematic diagram thereof can be referred to as shown in FIG. 21 . The connector 300 in the embodiment of the present application includes, but is not limited to, a second base 310 and a second signal terminal 320, wherein the second signal terminal 320 is mounted on the second base 310, and one end of the second signal terminal 320 is the same as the above-mentioned The first signal terminal 120 of the connector 100 is electrically connected, and the other end of the second signal terminal 320 is configured to be electrically connected to the second PCB substrate 400 .

In an embodiment, as shown in FIG. 21 to FIG. 22, FIG. 22 is an enlarged view of the structure of the second power terminal 340, the connector 300 further includes a second power terminal 340, and the second power terminal 340 is installed on the second base. On the base 310 , the second power terminal 340 is a drum spring terminal, and the second power terminal 340 is arranged to be electrically connected with the first power terminal 140 of the above-mentioned connector 100 .

It can be understood that the above-mentioned second power terminal 340 may be circular; the above-mentioned second signal terminal 320 may be a hard interference fisheye terminal.

In addition, regarding the above-mentioned second PCB substrate 400, when the number of connectors 300 is at least two, in order to increase the tolerance when plugging with the above-mentioned connector 100, the second PCB substrate in the embodiment of the present application 400 can choose a flexible circuit board, so as to use the flexible circuit board to realize the tolerance design between the boards.

Based on the above-mentioned connector 100 , various embodiments of the circuit board assembly and the connector assembly of the present application are respectively proposed below.

In addition, an embodiment of the present application provides a circuit board assembly, which includes but is not limited to a first PCB substrate 200 and a connector 100, wherein the first PCB substrate 200 is provided with a third mounting portion 210; The device 100 is provided with a first base 110 , a first signal terminal 120 and an elastic support 130 , the first signal terminal 120 is mounted on the first base 110 , and one end of the first signal terminal 120 is set to be in contact with the connector 300 . The second signal terminal 320 is electrically connected, and the other end of the first signal terminal 120 is configured to be electrically connected to the first PCB substrate 200 ; the elastic support 130 includes a first mounting portion 131 , a first elastic portion 132 and a second mounting portion 133 , the first mounting portion 131 and the second mounting portion 133 are respectively located at both ends of the first elastic portion 132 , the first mounting portion 131 is connected to the third mounting portion 210 , and the second mounting portion 133 is configured to support the first base 110 so that the first base 110 is suspended on the first PCB substrate 200 .

It should be noted that, according to the technical solutions of the embodiments of the present application, since the connector 100 adopts the elastic support member 130 to connect the first base 110 and the first PCB substrate 200 respectively, the connector 100 can be installed without a plastic base. The suspension effect is achieved in the case of fixed support, so that the connector 100 can have a large tolerance during installation, and can reduce components, simplify the manufacturing process, and reduce the difficulty of manufacturing.

It should be noted that the specific implementation and technical effects of the circuit board assembly in the embodiments of the present application may correspond to the specific implementations and technical effects of the connector 100 and the first PCB substrate 200 in the above-mentioned embodiments.

In addition, an embodiment of the present application further provides a connector assembly, the connector assembly includes but is not limited to the connector 300 and the connector 100 of any of the above embodiments, the first signal terminal 120 of the connector 100 and the connector The second signal terminal 320 of 300 is electrically connected.

It is worth noting that the specific implementation and technical effects of the connector assembly in the embodiments of the present application may correspond to the specific implementations of the connector 100 , the connector 300 , the first PCB substrate 200 and the second PCB substrate 400 in the above-mentioned embodiments. methods and technical effects.

The embodiments of the present application include: the connectors of the embodiments of the present application include an elastic support member, wherein the elastic support member includes a first installation part, a first elastic part and a second installation part, the first installation part and the second installation part are respectively Located at both ends of the first elastic portion, the first mounting portion is configured to be connected to the first PCB substrate, and the second mounting portion is configured to support the first base so that the first base is suspended on the first PCB substrate. According to the technical solutions of the embodiments of the present application, elastic supports are used to connect the first base and the first PCB substrate respectively, so that the connector can achieve a suspension effect without the need for fixed support by the plastic base, so that the connector can be suspended. Larger tolerances can be achieved during installation, and parts can be reduced, the process can be simplified, and the manufacturing difficulty can be reduced.

The above is a specific description of several implementations of the application, but the application is not limited to the above-mentioned embodiments, and those skilled in the art can make various equivalent deformations or replacements under the shared conditions that do not violate the spirit of the application. Equivalent modifications or substitutions are included within the scope defined by the claims of the present application.

Claims

A connector comprising:

the first base;

a first signal terminal, mounted on the first base, one end of the first signal terminal is configured to be electrically connected to the second signal terminal of the connector, and the other end of the first signal terminal is configured to be connected to the second signal terminal of the connector The first printed circuit board PCB substrate is electrically connected;

The elastic support includes a first installation part, a first elastic part and a second installation part, the first installation part and the second installation part are respectively located at both ends of the first elastic part, the first installation part The second mounting portion is configured to support the first base so that the first base is suspended on the first PCB substrate.
The connector according to claim 1, wherein the first elastic portion is provided in a bent shape.
The connector according to claim 1 or 2, wherein the number of the elastic support members is at least two, and the two elastic support members are respectively located on two sides of the first base, and the first signal The terminal is located inside the first base, and the elastic support member is arranged in an outwardly curved shape.
The connector of claim 1, wherein the first mounting portion includes a pressing portion and a connecting portion, the pressing portion and the connecting portion are connected, and the connecting portion is configured to be mounted to the first PCB substrate .
The connector of claim 1, wherein the first signal terminal comprises a first contact portion, a second elastic portion and a second contact portion, the first contact portion and the second contact portion are respectively located at the Both ends of the second elastic portion, the first contact portion is configured to be electrically connected to the first PCB substrate, and the second contact portion is configured to be electrically connected to the second signal terminal of the connector.
The connector according to claim 5, wherein the second elastic part is a drum spring, the second elastic part comprises a plurality of elastic arms, and one end of the elastic arms is connected to the first contact part , the other end of the elastic arm is connected to the second contact portion.
The connector according to claim 5 or 6, wherein the second contact portion is provided in a bent shape, and the second contact portion is configured to be elastically and electrically connected to the second signal terminal of the connector.
The connector of claim 1, further comprising a first power supply terminal mounted on the first base, the first power supply terminal being a spring terminal, the first power supply terminal being a spring terminal The terminal is arranged in electrical connection with the second power terminal of the connector.
The connector according to claim 8, wherein a first limiting portion is provided on the first power terminal, and a second limiting portion matching the first limiting portion is provided on the first base. part.
A circuit board assembly comprising:

The first PCB substrate is provided with a third mounting portion;

The connector is provided with a first base, a first signal terminal and an elastic support, the first signal terminal is mounted on the first base, and one end of the first signal terminal is set to be in contact with the connector. The second signal terminal is electrically connected, and the other end of the first signal terminal is configured to be electrically connected to the first PCB substrate; the elastic support member includes a first mounting portion, a first elastic portion and a second mounting portion, The first mounting portion and the second mounting portion are located at two ends of the first elastic portion, respectively, the first mounting portion is connected to the third mounting portion, and the second mounting portion is configured to support the first base so that the first base is suspended on the first PCB substrate.
The circuit board assembly of claim 10, wherein the first PCB substrate is provided with an opening, an inner wall of the opening is provided with a conductive coating, and the first signal terminal comprises a first contact portion, a second a spring portion and a second contact portion, the first contact portion and the second contact portion are respectively located at two ends of the second spring portion, the first contact portion is electrically connected to the conductive coating, the The second contact portion is arranged to be electrically connected to the second signal terminal of the connector.
The circuit board assembly of claim 11 , wherein the opening is a blind hole, and the first contact portion abuts against the conductive coating under the elastic action of the second elastic portion.
The circuit board assembly according to claim 11 or 12, wherein the second elastic part is a drum spring, the second elastic part comprises a plurality of elastic arms, and one end of the elastic arms is connected to the first a contact part, and the other end of the elastic arm is connected to the second contact part.
A connector assembly includes a connector and the connector according to any one of claims 1 to 9, wherein the first signal terminal of the connector is electrically connected to the second signal terminal of the connector.