CN212085288U

CN212085288U - Electronic connector and circuit assembly

Info

Publication number: CN212085288U
Application number: CN202021025994.XU
Authority: CN
Inventors: 曹日平; 罗宇锋
Original assignee: Shenzhen Maxconn Electronic Technology Co ltd
Current assignee: Shenzhen Maxconn Electronic Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-12-04
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses an electronic connector and a circuit component, wherein, the electronic connector comprises a base, a grounding component and a flip cover, and the base is provided with a slot for the connection end of FPC/FFC to be inserted and adapted; the grounding assembly comprises a fixing piece and a limiting piece, the fixing piece is embedded and installed at two ends of the base and extends towards the slot, and the fixing piece is used for grounding; the flip cover is arranged on the base in a flip-over switching mode at a covering position and a turning-over position, and the flip cover is provided with a containing cavity for containing the limiting piece; when the flip cover is at the flip position, the fixing piece is relatively separated from the limiting piece; when the flip cover is in the covering position, one end of the limiting part is abutted to the fixing part, and the other end of the limiting part is abutted to the grounding end of the FPC/FFC. The utility model discloses improved electronic connector's structure, avoided FPC FFC by scratch and ground terminal not kick-back etc. improved electronic connector production equipment's yields, convenient equipment.

Description

Electronic connector and circuit assembly

Technical Field

The utility model relates to an electronic connector technical field especially relates to an electronic connector and circuit assembly.

Background

The FPC/FFC connector is used to connect a Printed Circuit Board (PCB) and a Flexible Printed Circuit Board (FPC) or a Flexible Flat Cable (FFC) to make mechanical and electrical connection. The connector is characterized in that one end of the connector is welded with a PCB, the other end of the connector is inserted into the FPC/FFC, and the connector is locked and fixed through a locking structure designed on the FPC/FFC connector, so that the connector can keep certain contact reliability.

The existing grounding terminal of the FPC/FFC adopts an integrated structural design, when the FPC/FFC is actually produced and assembled, the grounding terminal is embedded in a base and is normally pressed down by a flip cover to be connected with the grounding end of the FPC/FFC, due to the fact that machining errors exist in parts, interference fit can exist between the connecting point of the grounding terminal and the bottom wall of a slot of the base, the FPC/FFC is scratched, the grounding terminal does not rebound and the like, even the grounding terminal does not have a gap for inserting two ends of the FPC/FFC into the slot, the yield of production and assembly of an electronic connector is relatively low, and the assembly efficiency of the electronic connector is also low.

Therefore, how to improve the yield of the production and assembly of the electronic connector and facilitate the assembly of the electronic connector by staff is an urgent problem to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electronic connector aims at improving the yields of electronic connector production equipment to make things convenient for staff's equipment.

In order to achieve the above object, the present invention provides an electronic connector for connecting a FPC/FFC and a PCB board, the electronic connector comprising:

the base is provided with a slot for inserting and adapting the connecting end of the FPC/FFC;

the grounding assembly comprises a fixing piece and a limiting piece, the fixing piece is embedded and installed at two ends of the base and extends towards the slot, and the fixing piece is used for grounding; and

the flip cover is arranged on the base in a flip-over switching mode at a covering position and a turning-over position, and is provided with an accommodating cavity for accommodating the limiting part;

when the flip cover is at the flip position, the fixing piece is relatively separated from the limiting piece;

when the flip cover is in the covering position, one end of the limiting part is abutted to the fixing part, and the other end of the limiting part is abutted to the grounding end of the FPC/FFC.

In one embodiment, the fixing member includes:

the body is embedded in the base;

the grounding arm is arranged on one side of the body, which is far away from the flip cover, and is used for grounding;

the first fixing arm is arranged on the body and extends along the width direction of the base, and the first fixing arm is fixedly inserted into the base; and

the first connecting arm is arranged on the body and back to the other side of the grounding arm in an extending mode, and the first connecting arm is used for being abutted to the limiting piece.

In one embodiment, an included angle between the grounding arm and the body is 90 degrees; the first fixed arm is parallel to the grounding arm; the included angle between the first connecting arm and the body is 90 degrees.

In an embodiment, a flange is disposed at one end of the first connecting arm close to the limiting member, and the flange is used for limiting the fixing member to relatively separate from the base along the width direction of the base.

In one embodiment, the stopper includes:

the main body is embedded in the accommodating cavity of the flip;

the second fixing arm is arranged on one side of the middle part of the main body, extends along the width direction of the base and is inserted and fixed in the accommodating cavity; and

the second connecting arm is arranged at one end, close to the fixed part, of the main body and is used for being abutted against the first connecting arm of the fixed part;

and the limiting arm is arranged at the other end of the main body back to the second connecting arm, and is used for abutting against the grounding end of the FPC/FFC and limiting the movement of the FPC/FFC.

In one embodiment, the abutting end of the second connecting arm is arranged in a V shape; the butt joint end of the limiting arm is arranged in a V shape.

In an embodiment, the second fixing arm is provided with a toothed plate, the shape of the accommodating groove of the flip cover is corresponding to the shape of the second fixing arm, and the toothed plate is used for limiting the relative separation of the limiting member from the accommodating cavity.

In an embodiment, rotation shafts are arranged at two ends of the flip, an opening for accommodating the flip is arranged on the upper side of the base, rotation shaft insertion holes are arranged at two ends of the opening corresponding to the positions of the rotation shafts, and the rotation shafts are inserted into the rotation shaft insertion holes, so that the flip can be arranged on the base in a flip-open mode and a flip-close mode.

In one embodiment, the two ends of the flip cover are provided with a convex block at a position close to the rotating shaft, and two sides of the opening of the base are provided with grooves matched with the convex block in a clamping manner;

when the flip cover is in the covering position, the convex block is clamped in the groove, so that the flip cover and the base are locked.

In order to achieve the above object, the present invention further provides a circuit assembly, the circuit assembly includes a FPC/FFC, a PCB board and a connection, the FPC/FFC and an electronic connector of the PCB board, the electronic connector is the above electronic connector, the electronic connector includes:

In the technical scheme of the utility model, the base of the electronic connector is formed with a slot for inserting and matching the connecting end of the FPC/FFC, the grounding component comprises a fixing part and a limiting part, the fixing part is embedded and arranged at the two ends of the base and extends towards the slot, the fixing part is used for grounding, the flip cover is arranged on the base in a turnover and switching way at the covering and covering position and the turning-over position, the flip cover is provided with a holding cavity for holding the limiting part, when the flip cover is at the turning-over position, the fixing part and the limiting part are separated relatively, when the flip cover is at the covering and covering position, one end of the limiting part is abutted against the fixing part, the other end of the limiting part is abutted against the grounding end of the FPC/FFC, when in production and assembly, the condition that the two ends of the FPC/FFC can not be inserted into the slot due to the abutting of, and then the FPC/FFC is inserted into the slot of the base, and finally the flip cover is covered, so that the yield of production and assembly of the electronic connector is improved, and the assembly of staff is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the electronic connector and FPC/FFC of the present invention;

FIG. 2 is a schematic structural diagram of an electronic connector and an FPC/FFC according to another embodiment of the present invention;

fig. 3 is an exploded view of an embodiment of the electronic connector of the present invention;

fig. 4 is a schematic structural diagram of an embodiment of the electronic connector of the present invention;

fig. 5 is a schematic structural diagram of a flip cover in an embodiment of the electronic connector of the present invention;

fig. 6 is a schematic structural diagram of a fixing member in an embodiment of the electronic connector of the present invention;

fig. 7 is a schematic structural diagram of a limiting member in an embodiment of the electronic connector of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	FPC/FFC	101	Inserting groove
100	Base seat	210	Fixing piece
				200	Grounding assembly	220	Position limiting piece
300	Flip cover	301	Containing cavity
				211	Body	212	Grounding arm
213	First fixed arm	214	First connecting arm
				215	Flanging	221	Main body
222	Second fixed arm	223	Second connecting arm
				224	Limiting arm	302	Rotating shaft
102	Rotating shaft jack	303	Bump
				103	Groove

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

In an exemplary technology, the ground terminal of the FPC/FFC is designed in an integrated structure, and when the FPC/FFC is actually produced and assembled, the ground terminal is embedded on the base and is usually pressed down by the flip cover to connect the ground terminal of the FPC/FFC, and due to the processing errors of the parts, the interference fit between the connection point of the ground terminal and the bottom wall of the slot of the base occurs, so that the FPC/FFC is easily scratched and the ground terminal does not rebound, and even the ground terminal does not have a gap for inserting the two ends of the FPC/FFC into the slot, so that the yield of the production and assembly of the electronic connector is relatively low, and the assembly efficiency is also low.

In order to promote the yields of electronic connector production equipment and make things convenient for staff's equipment, the utility model provides an electronic connector is applicable to and connects PCB board and FPC FFC etc. and here is not limited.

Referring to fig. 1 to 5, in an embodiment of the present invention, the electronic connector includes a base 100, a grounding assembly 200 and a flip cover 300, the base 100 is formed with a slot 101 for inserting and fitting the connection end of the FPC/FFC 10; the grounding assembly 200 includes a fixing member 210 and a limiting member 220, the fixing member 210 is embedded at two ends of the base 100 and extends toward the slot 101, and the fixing member 210 is used for grounding; the flip cover 300 is disposed on the base 100 in a manner of being capable of being turned between a covering position and an opening position, and the flip cover 300 is provided with a receiving cavity 301 for receiving the limiting member 220; when the flip 300 is at the flip position, the fixing member 210 is relatively separated from the limiting member 220; when the flip cover 300 is at the covering position, one end of the limiting member 220 abuts against the fixing member 210, and the other end of the limiting member 220 abuts against the ground terminal of the FPC/FFC 10.

The fixing element 210 and the limiting element 220 are split structures, the fixing element 210 is embedded in two ends of the base 100, and the limiting element 220 is embedded in the flip 300. The fixing member 210 and the limiting member 220 can be made of metal material with excellent conductive performance so as to realize grounding of the FPC/FFC 10.

The base 100 may include a plastic base and a plurality of conductive terminals embedded thereon and arranged side by side for connecting the FPC/FFC and the PCB.

It should be noted that the limiting member 220 may be an integrated metal member (the metal member is embedded in the flip 300, and two ends of the metal member are respectively disposed corresponding to the positions of the two fixing members 210 in the base 100), or may be two split metal members respectively disposed at two ends of the flip 300, or may be formed by connecting a plurality of metal members, where the number of the limiting member 220 and the number of the accommodating cavities 301 are not limited.

During production and assembly, the fixing member 210 may be embedded into the two ends of the base 100 by means of clamping or welding, the grounding end of the fixing member is exposed, the connecting end of the fixing member extends into the slot 101, the limiting member 220 is embedded into the accommodating groove of the flip cover 300 by means of clamping or welding, and the flip cover 300 is installed on the base 100 after the installation is determined to be correct, so as to complete the assembly of the whole electronic connector.

It can be understood that, the present invention provides a socket 101 for inserting and adapting the connection end of the FPC/FFC10 in the base 100 of the electronic connector, the grounding assembly 200 includes a fixing member 210 and a limiting member 220, the fixing member 210 is embedded and installed at the two ends of the base 100 and extends toward the socket 101, the fixing member 210 is used for grounding, the flip 300 is installed on the base 100 in a flip-open position and a close-close position, the flip 300 is provided with a receiving cavity 301 for receiving the limiting member 220, when the flip 300 is in the open-close position, the fixing member 210 is separated from the limiting member 220, when the flip 300 is in the close-close position, one end of the limiting member 220 abuts against the fixing member 210, the other end of the limiting member 220 abuts against the grounding end of the FPC/FFC10, during production and assembly, the occurrence of the situation that the grounding member abuts against the base 100 tightly to cause the two ends of the FPC/FFC10 to be, the utility model discloses the accessible lifts flip 300 and makes locating part 220 break away from with mounting 210 relatively, inserts FPC/FFC10 to the slot 101 of base 100 again in, closes flip 300 lid at last, has improved the yields of electronic connector production equipment to make things convenient for staff's equipment.

In order to improve the installation efficiency of the fixing element 210 and the connection strength between the fixing element 210 and the base 100, referring to fig. 6, in an embodiment, the fixing element 210 includes a body 211, a grounding arm 212, a first fixing arm 213 and a first connecting arm 214, wherein the body 211 is embedded in the base 100; the grounding arm 212 is arranged on one side of the body 211, which is far away from the flip 300, and is used for grounding; the first fixing arm 213 is disposed on the body 211 and extends along the width direction of the base 100, and the first fixing arm 213 is inserted into the base 100; the first connecting arm 214 is disposed on the other side of the body 211 opposite to the grounding arm 212 and extends, and the first connecting arm 214 is used for abutting against the limiting member 220.

In this embodiment, the included angle between the grounding arm 212 and the body 211 may be 90 °; the first fixing arm 213 and the grounding arm 212 may be disposed in parallel; the angle between the first connecting arm 214 and the body 211 may be 90 °. So, realized higher joint strength for whole electronic connector is more stable. Of course, in some other embodiments, for the purpose of facilitating installation or improving the clamping strength, the fixing member 210 may also be provided with other shapes, and the size of the included angle between the above-mentioned portions is not limited.

Further, referring to fig. 6, in the present embodiment, a flange 215 may be disposed at an end of the first connecting arm 214 close to the limiting member 220, and the flange 215 is used for limiting the fixing member 210 from relatively disengaging from the base 100 along the width direction of the base 100.

It should be noted that there may be a smooth transition between the flange 215 and the first connecting arm 214 to avoid sharp burrs from hurting workers during production assembly, thereby reducing safety risks.

In order to improve the installation efficiency of the limiting member 220 and the connection strength between the limiting member 220 and the flip 300, referring to fig. 7, in an embodiment, the limiting member 220 includes a main body 221, a second fixing arm 222, a second connecting arm 223 and a limiting arm 224, wherein the main body 221 is embedded in the accommodating cavity 301 of the flip 300; the second fixing arm 222 is disposed at one side of the middle portion of the main body 221, and the second fixing arm 222 extends along the width direction of the base 100 and is inserted and fixed in the accommodating cavity 301; the second connecting arm 223 is disposed at one end of the main body 221 close to the fixing member 210, and is used for abutting against the first connecting arm 214 of the fixing member 210; the position limiting arm 224 is disposed at the other end of the main body 221 opposite to the second connecting arm 223, and is used for abutting against the ground end of the FPC/FFC10 and limiting the movement of the FPC/FFC 10.

In the present embodiment, the abutting end of the second connecting arm 223 may be disposed in a "V" shape; the abutting end of the position limiting arm 224 may also be arranged in a "V" shape. With such an arrangement, the FPC/FFC10 can be conveniently clamped in the slot 101, and the ground terminal thereof is stably connected to the limiting member 220, so that the grounding of the FPC/FFC10 is realized.

It should be noted that, in some embodiments, the included angle between the second connecting arm 223 of the limiting member 220 and the main body 221 and the included angle between the limiting arm 224 and the main body 221 may be the same or different, and the "V" shaped structures of the two end portions may be the same or different, so that the overall connection strength is more stable and the assembly is more convenient through reasonable structural design. When the second connecting arm 223 and the limiting arm 224 are not identical in structure, the limiting members 220 at two ends of the flip cover 300 may be arranged in a mirror image, and the two fixing members 210 respectively connected thereto may also be arranged in a mirror image, where the specific shapes of the fixing members 210 and the limiting members 220 are not limited.

In order to further enhance the connection strength between the limiting member 220 and the flip 300, referring to fig. 7, in the present embodiment, the second fixing arm 222 may be provided in a shape of a toothed plate, the shape of the accommodating groove of the flip 300 is corresponding to the shape of the second fixing arm 222, and the toothed plate second fixing arm 222 is used for limiting the relative detachment of the limiting member 220 from the accommodating cavity 301.

Referring to fig. 3 to 5, in some embodiments, the two ends of the flip 300 are provided with rotating shafts 302, the upper side of the base 100 is provided with an opening for accommodating the flip 300, the two ends of the opening are provided with rotating shaft insertion holes 102 at positions corresponding to the rotating shafts 302, and the rotating shafts 302 are inserted into the rotating shaft insertion holes 102, so that the flip 300 is rotatably and switchably disposed on the base 100 at the covering position and the uncovering position. In this way, the flip cover 300 is pivotably coupled to the base 100.

In order to lock the flip cover 300 and the FPC/FFC10 press-fitted thereto, in the present embodiment, two ends of the flip cover 300 near the rotating shaft 302 are provided with protrusions 303, and two sides of the opening of the base 100 corresponding to the protrusions 303 are provided with grooves 103 adapted to be clamped; when the flip 300 is in the closed position, the protrusion 303 is snapped into the groove 103, so that the flip 300 is locked with the base 100.

The utility model also provides a circuit assembly, this circuit assembly include FPC FFC, PCB board and connect the electronic connector of FPC FFC and PCB board, and this electronic connector's concrete structure refers to above-mentioned embodiment, because the utility model provides a circuit assembly includes all schemes of above-mentioned electronic connector's all embodiments, consequently, have at least with the same technological effect of electronic connector, the explanation differs here.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. An electronic connector for connecting an FPC/FFC with a PCB, the electronic connector comprising:

2. The electronic connector of claim 1, wherein the securing member comprises:

the body is embedded in the base;

3. The electronic connector of claim 2, wherein the angle between the grounding arm and the body is set at 90 °; the first fixed arm is parallel to the grounding arm; the included angle between the first connecting arm and the body is 90 degrees.

4. The electronic connector of claim 2, wherein an end of the first connecting arm near the retainer is provided with a flange for limiting relative disengagement of the retainer from the base along a width direction of the base.

5. The electronic connector of claim 1, wherein the retaining member comprises:

the main body is embedded in the accommodating cavity of the flip;

6. The electronic connector of claim 5, wherein the abutting end of the second connecting arm is arranged in a "V" shape; the butt joint end of the limiting arm is arranged in a V shape.

7. The electronic connector of claim 5, wherein the second fixing arm is disposed in a shape of a toothed plate, the shape of the receiving slot of the flip cover is corresponding to the shape of the second fixing arm, and the second fixing arm is configured in a shape of a toothed plate to limit the relative disengagement of the position-limiting member from the receiving slot.

8. The electronic connector of any one of claims 1-7, wherein the flip has two ends provided with rotation shafts, the upper side of the base has an opening for receiving the flip, two ends of the opening have rotation shaft insertion holes corresponding to the positions of the rotation shafts, and the rotation shafts are inserted into the rotation shaft insertion holes, so that the flip can be reversibly switched between the closed position and the open position on the base.

9. The electronic connector of claim 8, wherein the two ends of the flip cover are provided with protrusions at positions close to the rotating shaft, and grooves adapted to be clamped are formed at two sides of the opening of the base corresponding to the protrusions;

10. A circuit assembly comprising an FPC/FFC, a PCB and an electronic connector connecting the FPC/FFC and the PCB, the electronic connector being as claimed in any one of claims 1 to 9.