CN212626139U

CN212626139U - Elastic terminal, connector and mobile terminal

Info

Publication number: CN212626139U
Application number: CN202020807680.9U
Authority: CN
Inventors: 郭建广
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-02-26
Anticipated expiration: 2030-05-14

Abstract

The disclosure provides an elastic terminal, a connector and a mobile terminal. The elastic terminal comprises a first elastic part, a second elastic part formed by bending and extending the first elastic part, a first contact end formed by bending and extending the free end of the first elastic part and a second contact end formed by bending and extending the free end of the second elastic part, wherein a first deformation space is arranged between the first elastic part and the second elastic part, and the first contact end and the second contact end deviate from each other. The first contact end and the second contact end are both far away from the bent intersection part of the first elastic part and the second elastic part, so that the controllability of the elastic deformation direction of the first contact end relative to the second contact end is good, and the elastic deformation effect is good.

Description

Elastic terminal, connector and mobile terminal

Technical Field

The disclosure belongs to the technical field of connectors and relates to an elastic terminal, a connector and a mobile terminal.

Background

As performance requirements of mobile terminals such as mobile phones are improved, laminated boards are used to improve utilization rate of internal space, wherein the laminated boards are formed by stacking two or more circuit boards. However, the adjacent two layers of circuit boards are electrically connected in a soldering connection mode, so that the disassembly difficulty is high, and the processing requirement is high.

SUMMERY OF THE UTILITY MODEL

The disclosure provides an elastic terminal, a connector and a mobile terminal.

The method is realized by the following technical scheme:

according to a first aspect of the embodiments of the present disclosure, an elastic terminal is provided, which includes a first elastic portion, a second elastic portion formed by bending and extending the first elastic portion, a first contact end formed by bending and extending a free end of the first elastic portion, and a second contact end formed by bending and extending a free end of the second elastic portion, wherein a first deformation space is provided between the first elastic portion and the second elastic portion, and the first contact end and the second contact end face away from each other.

In an embodiment, the elastic terminal further includes an arc portion that is curved in an arc shape, one end of the arc portion is curved and extends to form the first elastic portion, the other end of the arc portion is curved and extends to form the second elastic portion, and a distance between the first elastic portion and the second elastic portion gradually increases from the arc portion to an opening direction of the first deformation space.

In one embodiment, the first elastic part, the arc-shaped part and the second elastic part are in the same plane.

In an embodiment, the first contact end includes a main body portion and a contact portion extending from the main body portion, the main body portion extends from a free end of the first elastic portion to a direction of a bending intersection of the first elastic portion and the second elastic portion, a second deformation space is provided between the main body portion and the first elastic portion, and an extending direction of the contact portion deviates from the second deformation space.

In an embodiment, the elastic terminal further comprises a first clamping convex rib and a second clamping convex rib arranged at the free end of the main body part, and the first clamping convex rib and the second clamping convex rib are arranged back to back.

According to a second aspect of the embodiments of the present disclosure, there is provided a connector comprising a core print and the elastic terminal as described above, the elastic terminal is mounted at a gap on the core print, the first contact end is fixed on the core print and partially exposed on one side surface of the core print, the first elastic part is arranged at a gap from the core print and the second contact end is protruded on the other side surface of the core print.

In one embodiment, the core print comprises a deformation groove recessed from the surface, the first elastic part is located in the deformation groove, the second elastic part extends towards the opening direction of the deformation groove, and two opposite groove walls of the deformation groove limit the movable range of the first elastic part and/or the second elastic part.

In one embodiment, the core print includes mounting holes arranged at intervals, the mounting holes are communicated to the deformation groove, and the first contact end is inserted into the mounting holes and is in snap-fit connection with the hole walls of the mounting holes.

In an embodiment, the elastic terminal further includes a guide portion extending from the second contact end to the first deformation space direction, the guide portion and the first elastic portion are disposed at an interval, and a free end of the guide portion is located in the deformation groove.

In one embodiment, the die pad is an annular structure and the connector includes a metallic shield layer attached to the die pad, the metallic shield layer being located on an outer surface of the die pad away from a center of the die pad.

According to a third aspect of the embodiments of the present disclosure, there is provided a mobile terminal, including:

a processor;

a memory for storing processor-executable instructions;

the mobile terminal further comprises a first circuit board, a second circuit board and the connector, wherein the first circuit board and the second circuit board are clamped on two sides of the connector, the first contact end is electrically connected with the first circuit board, and the second contact end is electrically connected with the second circuit board.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

the first contact end and the second contact end are both far away from the bent intersection part of the first elastic part and the second elastic part, so that the controllability of the elastic deformation direction of the first contact end relative to the second contact end is good, and the elastic deformation effect is good. The first circuit board and the second circuit board are electrically connected through the elastic terminal of the connector to transmit signals, and the assembly and disassembly are convenient.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

Fig. 1 is a schematic structural view of a sprung terminal shown according to an example embodiment.

Fig. 2 is a schematic diagram of a connector shown in accordance with an exemplary embodiment.

Fig. 3 is a schematic cross-sectional view of a spring terminal mounted to a core print according to an exemplary embodiment.

Fig. 4 is an enlarged schematic structural view illustrating a connection portion of the sprung terminal and the die pad according to an exemplary embodiment.

FIG. 5 is a schematic diagram of a connector arrangement suction cup in accordance with an exemplary embodiment.

Fig. 6 is a schematic structural diagram illustrating a connector provided with a metal shielding layer according to an exemplary embodiment.

Fig. 7 is a schematic diagram illustrating a structure in which a connector is mounted to a first circuit board according to an exemplary embodiment.

Fig. 8 is a schematic structural diagram illustrating a second circuit board cover disposed on the connector and connected to the first circuit board according to an exemplary embodiment.

Fig. 9 is a schematic block diagram of a mobile terminal shown in accordance with an example embodiment.

Wherein, the elastic terminal 10; a first elastic portion 11; a second elastic portion 12; a first contact end 13; a main body portion 131; a contact portion 132; a second contact end 14; an arc-shaped portion 15; a first deformation space 16; a second deformation space 161; a first snap-fit rib 17; a second snap-fit rib 171; a guide portion 18; a core print 20; a deformation groove 21; mounting holes 22; the suction cup member 23; a metal shield layer 24; a first circuit board 30; a support ring 31; a second circuit board 40; a mobile terminal 50; a processing component 51; a memory 52; a power supply component 53; a multimedia component 54; an audio component 55; an input/output (I/O) interface 56; a sensor assembly 57; a communication component 58; a processor 59.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. In an alternative embodiment, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present disclosure. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.

As shown in fig. 1, the elastic terminal 10 includes a first elastic portion 11, a second elastic portion 12 formed by bending and extending from the first elastic portion 11, a first contact end 13 formed by bending and extending from a free end of the first elastic portion 11, and a second contact end 14 formed by bending and extending from a free end of the second elastic portion 12. A first deformation space 16 is formed between the first elastic part 11 and the second elastic part 12, and the first contact end 13 and the second contact end 14 are away from each other.

The first elastic part 11 and the second elastic part 12 intersect to form an elastic bending structure. For example, the second elastic portion 12 is bent and extended with respect to the first elastic portion 11 to constitute an approximately "V" -shaped structure; the second elastic part 12 is bent and extended relative to the first elastic part 11 to form an approximate U-shaped structure; the second elastic part 12 is bent and extended relative to the first elastic part 11 to form an approximate W-shaped structure; and other resiliently flexible structures.

The first contact end 13 is located at the free end of the first resilient part 11 and the second contact end 14 is located at the free end of the second resilient part 12. The first contact end 13 and the second contact end 14 are away from each other, that is, the extending direction of the first contact end 13 from the first elastic part 11 is opposite to the extending direction of the second contact end 14 from the second elastic part 12, so as to form a departing structure. The first contact end 13 and the second contact end 14 are respectively connected to two circuit boards arranged at an interval, and the first elastic part 11 and the second elastic part 12 are elastically deformed so that the two circuit boards are electrically connected.

The first contact end 13 and the second contact end 14 are both far away from the bent intersection of the first elastic portion 11 and the second elastic portion 12, so that the elastic deformation direction of the first contact end 13 relative to the second contact end 14 is controllable. The first contact end 13 and the second contact end 14 are respectively located on the same side of the elastic terminal 10, the elastic force is long, and the elastic deformation effect is good.

The second elastic portion 12 is formed by bending and extending the first elastic portion 11, and the intersection of the two portions is in an angle shape, an arc shape, and a bent curve shape, so that the free end of the second elastic portion 12 and the free end of the first elastic portion 11 elastically deform under the action of pressure and approach each other. In an embodiment, the elastic terminal 10 further includes an arc portion 15 that is curved in an arc shape, one end of the arc portion 15 is curved and extends to form the first elastic portion 11, the other end of the arc portion 15 is curved and extends to form the second elastic portion 12, and a distance between the first elastic portion 11 and the second elastic portion 12 gradually increases from the arc portion 15 to an opening direction of the first deformation space 16.

The arc portion 15 is an arc structure, and the first elastic portion 11 and the second elastic portion 12 intersect at two ends of the arc portion 15, respectively, so that the free end of the first elastic portion 11 and the free end of the second elastic portion 12 expand in a direction away from the center of the arc portion 15. Optionally, the opening size of the arc-shaped portion 15 is smaller than the diameter of the arc-shaped portion 15, so that the elastic deformation area of the elastic terminal 10 is concentrated on the arc-shaped portion 15, and the elastic deformation direction and range are controllable.

The first elastic part 11 and the second elastic part 12 are bent and extended from the ends of the arc-shaped part 15 to form an elastically deformable structure. In an alternative embodiment, the first elastic portion 11 and the second elastic portion 12 are in the same plane, and the arc portion 15 is in another plane obliquely intersecting to adjust the installation position and angle of the elastic terminal 10. In another alternative embodiment, the first elastic part 11, the arc-shaped part 15 and the second elastic part 12 are all in different planes to form an inclination angle in a spiral or inclined direction, and the space is strong. In an optional embodiment, the first elastic portion 11, the arc portion 15 and the second elastic portion 12 are located in a same plane, so that the deformation force and the deformation direction of the elastic terminal 10 are located in the plane, and the elastic deformation direction of the elastic terminal 10 is controllable.

As shown in fig. 1, the first contact end 13 is located at the free end of the first elastic portion 11 for mounting and fixing the elastic terminal 10. The elastic terminal 10 is electrically connected to one of the circuit boards through the first contact end 13 to transmit an electrical signal. A second contact end 14 is located at the free end of the second resilient portion 12 for connection to another circuit board to enable the two circuit boards to transmit electrical signals. Optionally, the end surface of the second contact end 14 is an arc curved surface, so that the second contact end 14 can maintain a close conductive state with the circuit board at any angle.

As shown in fig. 2 and 3, the elastic terminal 10 is applied to a connector to constitute a connector having a plurality of conductive contact structures so that two circuit boards are conducted through the connector. In one embodiment, the connector includes a core print 20 and a spring terminal 10, wherein the spring terminal 10 is mounted on the core print 20 at intervals. The first contact end 13 is fixedly connected to the core print 20 and partially exposed from one side surface of the core print 20, the first elastic portion 11 is spaced apart from the core print 20, and the second contact end 14 protrudes from the other side surface of the core print 20.

The core print 20 is used for mounting the elastic terminals 10, and arranging a plurality of elastic terminals 10 in a corresponding array to meet the signal contact distribution requirement of the circuit board. In an alternative embodiment, the die pad 20 is configured with ten elastic terminals 10, and the ten elastic terminals 10 are arranged in a line. In another alternative embodiment, the die pad 20 is configured with eighteen elastic terminals 10, the elastic terminals 10 are arranged in a straight line in two parallel rows with nine elastic terminals 10 in each row. In another alternative embodiment, the die pad 20 is configured with thirty spring terminals 10, and the spring terminals 10 are arranged in a straight line in three parallel rows with ten spring terminals 10 in each row. Alternatively, the elastic terminals 10 in the middle row are offset from the elastic terminals 10 in the adjacent row. The number of the elastic terminals 10 and the distribution position and form on the die pad 20 are adaptively adjusted according to different application scenarios.

The first contact end 13 and the second contact end 14 respectively protrude out of the two opposite side surfaces of the core print 20, so that the connector can conductively connect two adjacent circuit boards, the conductive connection stability is good, and the disassembly and assembly are distributed.

In an embodiment, the core print 20 includes a deformation groove 21 recessed from a surface, the first elastic portion 11 is located in the deformation groove 21, the second elastic portion 12 extends toward an opening of the deformation groove 21, and two opposite groove walls of the deformation groove 21 define a movable range of the first elastic portion 11 and/or the second elastic portion 12.

The deformation groove 21 is a groove structure formed by recessing from the surface of the core print 20. In one embodiment, the deformation slots 21 are formed as recesses distributed at intervals in the shape of counter bores in the die pad 20, and the elastic terminals 10 are mounted on the die pad 20 and are mounted in one-to-one correspondence with the deformation slots 21. The first contact end 13 is mounted on the die pad 20 and located at the bottom of the deformation slot 21, and a deformation space is formed between the first elastic part 11 and the bottom of the deformation slot 21. In another embodiment, the deformation grooves 21 are elongated grooves formed along the extending direction of the die pad 20, and the elastic terminals 10 are mounted on the die pad 20 and distributed at intervals in the deformation grooves 21. The first contact end 13 is mounted on the die pad 20 and located at the bottom of the deformation slot 21, and a deformation space is formed between the first elastic part 11 and the bottom of the deformation slot 21.

The second elastic portion 12 extends toward the opening of the deformation groove 21 so that the second contact end 14 protrudes from the surface of the core print 20, thereby enabling the second contact end 14 to be conductively connected to the circuit board. The first elastic part 11 and most of the second elastic part 12 are located in the deformation groove 21, the elastic deformation or the moving range of the first elastic part 11 and the second elastic part 12 is located in the groove space of the deformation groove 21, the groove wall can limit the moving range of the elastic terminal 10, and then the moving range of the second contact terminal 14 is kept in the corresponding range, so that the reliability and the accuracy of the connection of the second contact terminal 14 and the circuit board are improved, and the second contact terminal 14 can be prevented from overturning or twisting due to the inclination force. In an alternative embodiment, two opposite groove walls of the deformation groove 21 are parallel to the plane where the first elastic portion 11 and the second elastic portion 12 are located, so that the elastic deformation direction and the deformation range of the elastic terminal 10 can be controlled.

As shown in fig. 2 and 4, in an embodiment, the elastic terminal 10 further includes a guiding portion 18 extending from the second contact end 14 to the first deformation space 16, the guiding portion 18 is spaced apart from the first elastic portion 11, and a free end of the guiding portion 18 is located in the deformation groove 21. The guide portion 18 protrudes towards the first deformation space 16 and is close to the free end of the first elastic portion 11, so as to define the extreme elastic deformation position of the second elastic portion 12. And the free end of the guide part 18 is positioned in the deformation groove 21, so that the elastic deformation direction of the second contact point 14 can be guided to be parallel to the groove wall of the deformation groove 21 or limited in the range of the groove wall, and the guide effect is good. In addition, the guiding portion 18, the first elastic portion 11 and the second elastic portion 12 form an approximately triangular structure to define the moving plane of the elastic terminal 10, and the defining effect is good.

The core print 20 is fixedly connected to the first contact end 13, so that the elastic terminal 10 is fixed to the core print 20. For example, the core print 20 is connected to the first contact end 13 by cementing; the core seat 20 and the first contact end 13 are molded and processed into a whole through a molding process; the core print 20 is connected with the first contact end 13 through a pin, a screw and other fasteners in a locking way; the core print 20 is connected with the first contact end 13 in an interference fit manner, a snap fit manner, or the like.

In one embodiment, the core print 20 includes mounting holes 22 spaced apart from each other, the mounting holes 22 are connected to the deformation slots 21, and the first contact ends 13 are inserted into the mounting holes 22 and snap-fit with the hole walls of the mounting holes 22.

The mounting hole 22 communicates with the deformation groove 21, and the shape of the mounting hole 22 is adapted to the shape of the first contact end 13. For example, when the first contact end 13 is formed in a thin plate-like rib structure, the mounting hole 22 is configured in an elongated hole structure. The first contact end 13 is inserted into the mounting hole 22, so that the first contact end 13 is connected with the mounting hole 22 in an interference fit manner. Or, the first contact end 13 is a bent block or a bent curved thin-walled structure, and the mounting hole 22 is a corresponding hole structure, so that the first contact end 13 and the mounting hole 22 are connected in an inserting fit manner.

In an alternative embodiment, the first contact end 13 includes a main body portion 131 and a contact portion 132 extending from the main body portion 131, the main body portion 131 extends from the free end of the first elastic portion 11 to a direction of a bending intersection of the first elastic portion 11 and the second elastic portion 12, and has a second deformation space 161 with the first elastic portion 11, and the extending direction of the contact portion 132 is away from the second deformation space 161.

The main body 131 is curved and intersects with the free end of the first elastic part 11 and is in the same plane, and the free end of the main body 131 extends in the direction of the curved intersection of the first elastic part 11 and the second elastic part 12, so that the second elastic part 12, the first elastic part 11 and the main body 131 form a structure similar to a zigzag shape. The main body 131 is inserted into the mounting hole 22 in a thin-walled structure, so that the first contact end 13 is tightly fitted and connected to the die pad 20. The body 131 has a large extension length, so that the contact area between the elastic terminal 10 and the die pad 20 can be increased, and the stability of elastic deformation of the elastic terminal 10 can be improved. In an alternative embodiment, the extension length of the main body 131 exceeds the bending intersection of the first elastic part 11 and the second elastic part 12, so that the first elastic part 11 deforms in the second deformation space 161, and avoids interfering with the core print 20, and the deformation range is controllable.

The contact portion 132 faces away from the second deformation space 161 and is exposed on a side surface of the die pad 20, wherein the exposure includes being flush with the surface of the die pad 20 or protruding from the surface of the die pad 20, so as to facilitate the conductive connection between the contact portion 132 and the circuit board. The contact portion 132 protrudes in a direction away from the second deformation space 161 to form a rib structure, which facilitates positioning and assembling of the first contact end 13 and the core print 20, and improves the positioning accuracy of the elastic terminal 10 and the mounting hole 22.

In an optional embodiment, the elastic terminal 10 further includes a first clamping rib 17 and a second clamping rib 171 disposed at the free end of the main body 131, and the first clamping rib 17 and the second clamping rib 171 are disposed opposite to each other. The first clamping convex rib 17 and the second clamping convex rib 171 are respectively located at two opposite side edges of the main body part 131, the first contact end 13 is connected to the mounting hole 22 in an inserting mode, the first clamping convex rib 17 and the second clamping convex rib 171 are respectively connected with the hole wall of the mounting hole 22 in a clamping mode, and the connecting strength is high. For example, the first clamping convex rib 17 and the second clamping convex rib 171 are set as triangular convex ribs, the main body portion 131 is connected to the mounting hole 22 in an inserting manner, the first clamping convex rib 17 and the second clamping convex rib 171 are extruded with the hole wall of the mounting hole 22, the first clamping convex rib 17 and the second clamping convex rib 171 are elastically deformed and clamped in the mounting hole 22, and the connection tightness is high.

As shown in fig. 5, the die pad 20 is mounted with a plurality of elastic terminals 10, wherein the first contact end 13 of the elastic terminal 10 protrudes from a first surface of the die pad 20, and the second contact end 14 protrudes from a second surface of the die pad 20, wherein the first surface and the second surface are two surfaces of the die pad 20 disposed opposite to each other. In an alternative embodiment, the connector further comprises a suction cup member 23 detachably mounted to the cartridge 20, the suction cup member 23 projecting from the second surface in a direction away from the second surface by a height greater than a height of the second contact end 14 projecting from the second surface. The sucking disc piece 23 is provided with an adsorption surface, and the packaging equipment is adsorbed on the adsorption surface to package the connector on the circuit board, and the assembly efficiency of the connector is improved. The chuck member 23 is removed after the connector is assembled to the circuit boards so that the second contact end 14 is located at the most protruding portion of the connector, and another circuit board can be pressed against the second contact end 14 to electrically connect the two circuit boards, which is convenient for use. Optionally, the sucker 23 is connected with the core seat 20 in a plugging manner, so that the sucker 23 can be conveniently assembled and disassembled.

As shown in fig. 6, the die pad 20 is made of plastic material, which can be provided in a long strip structure to form a long strip connector. The connectors surround to form a rectangular or polygonal structure so as to meet the functional requirements of multipoint signal connection and transmission. The die pad 20 may also be provided with an annular structure, and the sprung terminals are mounted at intervals on the annular edge of the die pad 20 to form a plurality of contact structures distributed around the center.

In an alternative embodiment, the die paddle 20 is a ring structure, and the connector includes a metallic shield layer 24 attached to the die paddle 20, the metallic shield layer 24 being located on an outer surface of the die paddle 20 away from the center thereof. The metal shielding layer 24 is formed in a ring shape, and the metal shielding layer 24 is attached to the outer wall surface of the core print 20 in a ring shape. The metal shielding layer 24 surrounds the center of the core print 20 to form an annular shielding area, so that the metal shielding shell is prevented from being additionally arranged outside the connector, the integral installation volume is reduced, and the use is convenient. Alternatively, the core print 20 has a rectangular ring-shaped structure, and the metal shielding layer 24 is attached to the outer ring-shaped wall surface of the core print 20. Optionally, the corners of the core print 20 are chamfered, and the metal shielding layer 24 is attached to the outer annular wall of the core print 20. The metal shield layer 24 intersects the first and second surfaces from which the sprung terminal 10 projects. Optionally, the metal shielding layer 24 is attached to the surface of the die pad 20 by a plating technique, LDS (Laser-Direct-structuring) or other processing technique to form a metal shielding structure.

As shown in fig. 7 and 8, the connector disclosed in the above embodiments is applied to a mobile terminal to improve the utilization of the internal space of the mobile terminal. In one embodiment, the mobile terminal includes: a processor; a memory for storing processor-executable instructions. The mobile terminal further includes a first circuit board 30, a second circuit board 40 and the connector disclosed in the above embodiments, wherein the first circuit board 30 and the second circuit board 40 are clamped at two sides of the connector. The first contact end 13 is electrically connected to the first circuit board 30, and the second contact end 14 is electrically connected to the second circuit board 40.

The connector is located between the first circuit board 30 and the second circuit board 40, and the elastic terminal 10 electrically connects the first circuit board 30 and the second circuit board 40. In an alternative embodiment, the connector is fixedly connected to the first circuit board 30 such that the first contact end 13 is soldered to the first circuit board 30. The second circuit board 40 is pressed against the second contact end 14, and the first elastic portion 11 and the second elastic portion 12 are elastically deformed under the pressure applied from the second contact end 14, so that the elastic terminal 10 and the second circuit board 40 maintain stable contact performance.

In an optional embodiment, the first circuit board 30 and the second circuit board 40 are locked and connected by a fastener and clamped at two opposite sides of the connector, so as to improve the efficiency of assembling and disassembling the first circuit board 30 and the second circuit board 40. Optionally, the mobile terminal further comprises a support ring 31, the support ring 31 being located between the first circuit board 30 and the second circuit board 40 to form an annular support and seal structure. The connector is located in the surrounding area of the support ring 31 and connects the first circuit board 30 and the second circuit board 40 through the elastic terminals 10 distributed at intervals, and the working environment of the elastic terminals 10 is stable. Alternatively, the support ring 31 is made of an elastic material and elastically deforms under the clamping action of the first circuit board 30 and the second circuit board 40 to maintain the sealing connection.

In an alternative embodiment, the connectors are distributed on the first circuit board 30 near the edge of the first circuit board 30 to form a ring or a spaced apart and independent structure, and the second circuit board 40 is provided with contact portions 132 corresponding to the elastic terminals 10 of the connectors. In another alternative embodiment, the connectors are distributed on the first circuit board 30 and located in the central area of the first circuit board 30, and the second circuit board 40 is provided with the contact portions 132 corresponding to the elastic terminals 10 of the connectors, so as to enrich the application scenarios of the connectors. The two or more connectors are mounted and designed at intervals on the first circuit board 30 and/or the second circuit board 40 to achieve data communication and connection distribution. Each connector is provided with one or more elastic terminals 10. When the number of the elastic terminals 10 provided by the connector is large, the elastic terminals 10 are arranged according to the corresponding array, so that the concentration of the positions of the conductive contacts is improved, the concentration of the conductive connection between the first circuit board 30 and the second circuit board 40 is improved, and the utilization rate of the space is improved.

As shown in fig. 9, the mobile terminal 50 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, a translator, a watch, a bracelet, or other wearable device.

The mobile terminal 50 may include one or more of the following components: processing component 51, memory 52, power component 53, multimedia component 54, audio component 55, input/output (I/O) interface 56, sensor component 57, and communication component 58.

The processing component 51 generally controls overall operations of the mobile terminal 50, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. The processing components 51 may include one or more processors 59 to execute instructions to perform all or a portion of the steps of the methods described above. Further, the processing component 51 may include one or more modules that facilitate interaction between the processing component 51 and other components. In an alternative embodiment, the processing component 51 may include a multimedia module to facilitate interaction between the multimedia component 54 and the processing component 51.

The memory 52 is configured to store various types of data to support operation at the mobile terminal 50. Examples of such data include instructions for any application or method operating on mobile terminal 50, contact data, phonebook data, messages, pictures, videos, and so forth. The memory 52 may be implemented by any type or combination of volatile or non-volatile memory devices, such as static random access memory 52(SRAM), electrically erasable programmable read-only memory 52(EEPROM), erasable programmable read-only memory 52(EPROM), programmable read-only memory 52(PROM), read-only memory 52(ROM), magnetic memory 52, flash memory 52, a magnetic or optical disk.

The power supply component 53 provides power to the various components of the mobile terminal 50. The power components 53 may include a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for the mobile terminal 50.

The multimedia component 54 includes a screen that provides an output interface between the mobile terminal 50 and the user. In some embodiments, the screen may include a Liquid Crystal Display (LCD) and a Touch Panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user. The touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide operation. In some embodiments, the multimedia component 54 includes a front facing camera and/or a rear facing camera. The front camera and/or the rear camera may receive external multimedia data when the mobile terminal 50 is in an operation mode, such as a photographing mode or a video mode. Each front camera and rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.

The audio component 55 is configured to output and/or input audio signals. In an alternative embodiment, the audio component 55 includes a Microphone (MIC) configured to receive external audio signals when the mobile terminal 50 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signals may further be stored in the memory 52 or transmitted via the communication component 58. In some embodiments, audio assembly 55 also includes a speaker for outputting audio signals.

An input/output (I/O) interface 56 provides an interface between the processing component 51 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.

The sensor assembly 57 includes one or more sensors for providing various aspects of status assessment for the mobile terminal 50. In an alternative embodiment, the sensor assembly 57 may detect the open/closed status of the device, the relative positioning of the components, in an alternative embodiment the components are a display and keypad of the mobile terminal 50, the sensor assembly 57 may also detect a change in the position of the mobile terminal 50 or a component of the mobile terminal 50, the presence or absence of user contact with the mobile terminal 50, the orientation or acceleration/deceleration of the mobile terminal 50, and a change in the temperature of the mobile terminal 50. The sensor assembly 57 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 57 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 57 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.

The communication component 58 is configured to facilitate wired or wireless communication between the mobile terminal 50 and other devices. The mobile terminal 50 may access a wireless network based on a communication standard, such as WiFi, 2G, 3G, 4G, 5G, or a combination thereof. In an exemplary embodiment, the communication component 58 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communication component 58 further includes a Near Field Communication (NFC) module to facilitate short-range communications. In an alternative embodiment, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.

In an exemplary embodiment, the mobile terminal 50 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs) 59, Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, micro-controllers, microprocessors 59, or other electronic components for performing the above-described methods.

The present disclosure is to be considered as limited only by the preferred embodiments and not limited to the specific embodiments described herein, and all changes, equivalents, and modifications that come within the spirit and scope of the disclosure are desired to be protected.

Claims

1. The elastic terminal is characterized by comprising a first elastic part, a second elastic part formed by bending and extending the first elastic part, a first contact end formed by bending and extending the free end of the first elastic part and a second contact end formed by bending and extending the free end of the second elastic part, wherein a first deformation space is arranged between the first elastic part and the second elastic part, and the first contact end and the second contact end deviate from each other.

2. The elastic terminal according to claim 1, further comprising an arc portion curved in an arc shape, wherein one end of the arc portion is curved and extended to form the first elastic portion, the other end of the arc portion is curved and extended to form the second elastic portion, and a distance between the first elastic portion and the second elastic portion gradually increases from the arc portion to an opening direction of the first deformation space.

3. The sprung terminal of claim 2, wherein the first spring portion, the arc portion, and the second spring portion are in the same plane.

4. The spring terminal according to claim 1, wherein the first contact end includes a main body portion and a contact portion extending from the main body portion, the main body portion extends from a free end of the first spring portion to a direction of a bending intersection of the first spring portion and the second spring portion, and has a second deformation space with the first spring portion, and an extending direction of the contact portion deviates from the second deformation space.

5. The elastic terminal according to claim 4, further comprising a first clamping rib and a second clamping rib arranged at a free end of the main body part, wherein the first clamping rib and the second clamping rib are arranged oppositely.

6. A connector comprising a core print and a sprung terminal as claimed in any one of claims 1 to 5, said sprung terminal being mounted in spaced relation to said core print, said first contact end being secured to said core print and partially exposed at one side surface of said core print, said first sprung portion being spaced from said core print and said second contact end being exposed at the other side surface of said core print.

7. The connector of claim 6, wherein the core includes a deformation groove recessed from a surface, the first elastic portion is located in the deformation groove, the second elastic portion extends toward an opening of the deformation groove, and two opposite groove walls of the deformation groove define a movable range of the first elastic portion and/or the second elastic portion.

8. The connector of claim 7, wherein the core print includes spaced mounting holes, the mounting holes communicating with the deformation slot, the first contact ends being received in the mounting holes and snap-fit into engagement with walls of the mounting holes.

9. The connector of claim 7, wherein the spring terminal further includes a guide portion extending from the second contact end toward the first deformation space, the guide portion is spaced apart from the first spring portion, and a free end of the guide portion is located in the deformation groove.

10. The connector of claim 6, wherein the core print is an annular structure, the connector comprising a metallic shield layer attached to the core print, the metallic shield layer being located on an outer surface away from a center of the core print.

11. A mobile terminal, characterized in that said mobile terminal comprises:

a processor;

a memory for storing processor-executable instructions;

the mobile terminal further comprises a first circuit board, a second circuit board and the connector according to any one of claims 6-10, wherein the first circuit board and the second circuit board are clamped at two sides of the connector, the first contact end is electrically connected with the first circuit board, and the second contact end is electrically connected with the second circuit board.