CN217720003U

CN217720003U - FPC type connector

Info

Publication number: CN217720003U
Application number: CN202221385359.1U
Authority: CN
Inventors: 黄盛谋; 黄盛觐
Original assignee: Truly Opto Electronics Ltd
Current assignee: Truly Opto Electronics Ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-11-01
Anticipated expiration: 2032-06-02

Abstract

The utility model belongs to the technical field of FPC type connector, a FPC type connector is related to, adopted as follows technical scheme: the FPC type connector comprises a terminal and a connecting piece, wherein the connecting piece is clamped on the outer side of the tail end of the terminal, and the whole connecting piece is made of a metal material; the terminal comprises an end body, an end pin is fixedly arranged at one end of the end body, and the connecting piece is clamped at the outer side of the end pin. According to the technical scheme, the connecting piece is connected with the end pin in a clamping mode, the connecting piece is made of metal materials, so that the connection between external equipment and the terminal cannot be affected by tin coating on the top surface of the connecting piece, the roughness of the connecting part is increased through the arrangement of clamping teeth on the inner side of Cheng Xiban during tin coating, soldering tin is more stable, and the situations of insufficient solder and yellow leakage are avoided; and through the mode of connecting piece and end foot joint for when changing external connection thing, directly with the connecting piece demolish more the connecting piece of renewal can, avoid because of the condition that repeated tin or detinning lead to the terminal to damage, improve the practicality.

Description

FPC type connector

Technical Field

The utility model relates to a FPC type connector technical field, concretely relates to FPC type connector.

Background

The FPC generally refers to a flexible printed circuit board, which is a highly reliable and excellent flexible printed circuit board made of a polyimide or polyester film as a base material. The high-density light-weight LED lamp has the characteristics of high wiring density, light weight, thin thickness and good bending property.

The patent document with the publication number of CN212810636U provides a connector capable of detecting the welding state of all terminals, which comprises a metal shell, a rubber core and conductive terminals, wherein the conductive terminals are fixed in the rubber core, one ends of the conductive terminals extend out of the rubber core, one ends of the conductive terminals form a plug-in part, and a plug-in port is formed in the plug-in part; the conductive terminal extending out of one end of the rubber core comprises a front terminal row and a side terminal row, wherein the front terminal row is arranged into a single row along the edge of the tail end of the front side of the rubber core, and the side terminal row is arranged into a single row along at least one of the left side edge and the right side edge of the rubber core. This scheme makes the leg towards three direction through shifting the conductive terminal that is located the back row with current like connection to the gluey core left and right sides, does not have the leg and can be sheltered from, can let SMT machine automated inspection go up tin state in the welding of whole legs like this, stops to appear rosin joint phenomenon.

According to the scheme, the soldering operation is carried out on the pins of the terminals, but the soldering position, namely the pin position of the common terminal is smooth, and when the terminals are soldered, the tin is easy to slide off, so that the poor phenomena of insufficient soldering, yellow leakage and the like can be caused, and further, the abnormal phenomena of signal transmission interruption or unsmooth and the like can be caused when the connector is connected with the external PCB or FPC and other connectors; and after traditional terminal is cooled by tinning, tin and terminal fixed connection need to strike off original tin layer and then tin when FPC that needs to be changed and connect, or directly tin on original tin layer outside, can influence the life of terminal after the multiple operation, also make the tinning more and more inconvenient, and the practicality is general.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application embodiment will solve is the condition that avoids the terminal of connector to produce bad phenomena such as rosin joint, hourglass yellow when the tinning and repeated tinning operation influences the terminal life-span when changing the connecting object.

In order to solve the above technical problem, an embodiment of the present application provides an FPC type connector, which adopts the following technical solutions: the FPC type connector comprises a terminal and a connecting piece, wherein the connecting piece is clamped on the outer side of the tail end of the terminal, and the whole connecting piece is made of a metal material; the terminal includes the end body, the fixed terminal pin that is equipped with of one end of end body, the connecting piece block is in the outside of terminal pin.

As an improvement of the FPC type connector provided by the present application, further, the fixed baffle that is equipped with on the terminal pin, the butt joint groove has been seted up on the both sides lateral wall of terminal pin, the butt joint groove is located one side of terminal pin.

As a preferred improvement mode of the FPC type connector that this application provided, further, the connecting piece includes socket ring and Cheng Xiban, the socket ring block is in the outside of terminal pin, the top of socket ring is fixed and is equipped with and holds the tin board.

As an optimal improvement mode of FPC type connector that this application provided, it is further, the grafting ring includes snap ring, folded sheet and No. two snap rings, a snap ring block is in one side of end foot, the fixed folded sheet that is equipped with of lower extreme of snap ring, the fixed snap ring that is equipped with in one side of folded sheet, no. two snap ring blocks are at the opposite side of end foot.

As an optimal improvement mode of FPC type connector that this application provided, it is further, a snap ring includes a supporting roof and a butt joint piece, the fixed supporting roof that is equipped with of top surface of a snap ring, cheng Xiban fixes the top surface at a supporting roof, fixed being equipped with a butt joint piece on the inner wall of a snap ring.

As a preferred improvement mode of FPC type connector that this application provided, it is further, no. two snap rings include No. two supporting roof and No. two butt joint pieces, no. two fixed supporting roof that is equipped with of top surface of snap ring, no. two supporting roof is located the below of a supporting roof, fixed No. two butt joint pieces that are equipped with on the inner wall of No. two snap rings.

As an optimal improvement mode of FPC type connector that this application provided, it is further, flourishing tin plate includes spacing frame and latch, the top surface at a supporting top board is fixed to spacing frame, the inboard of spacing frame is fixed and is equipped with the latch.

As an optimal improvement mode of FPC type connector that this application provided, it is further, it keeps off the material ring to fix being equipped with on the inner wall of spacing frame, it is located the top of latch to keep off the material ring.

As a preferable improvement of the FPC type connector provided in the present application, further, the first mating block and the second mating block have the same number and the same shape.

As a preferable improvement of the FPC type connector provided in the present application, further, the first mating block and the second mating block correspond to the mating groove.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

1. the utility model discloses in the in-process of using, through being provided with end foot and connecting piece, the butt joint groove has been seted up on the end foot, cup joint the connecting piece in the outside of end foot, make the butt joint piece of a number on the connecting piece aim at the butt joint groove of one side, the butt joint piece of No. two aims at the butt joint groove of opposite side, through pushing a snap ring and No. two calories of rings to the inboard, make the folded sheet shrink, make a roof support plate and No. two roof support move in opposite directions, make a butt joint piece and No. two butt joint pieces block respectively in the butt joint groove on the end foot both sides after pressing, a roof support plate is located No. two roof support this moment, the flourishing tin board on a roof support plate is located directly over the end foot, thereby make connecting piece and end foot fixed block be connected, because the connecting piece is the metal material, consequently tin can not influence the connection of external equipment and terminal on the connecting piece top surface, leak the setting of inboard latch through Cheng Xiban when soldering, increase the roughness of junction, make soldering tin more stable, avoid the rosin joint and yellow condition; and through the mode of connecting piece and end foot joint for when changing external connection thing, directly with the connecting piece demolish more the connecting piece of renewal can, avoid because of the condition that repeated tin or detinning lead to the terminal to damage, improve the practicality.

2. The utility model discloses at the in-process that uses, through being provided with the folded sheet, carry out fixed connection with the lower extreme of snap ring and No. two snap rings through the folded sheet, be equipped with the folding crease of guide on the folded sheet for when extrudeing snap ring and No. two snap rings and remove in opposite directions, the extrusion folded sheet makes the folded sheet carry out the concertina, thereby avoids the condition of snap ring and No. two snap rings extrusion deformation, improves the stability that the connecting piece is connected.

3. The utility model discloses at the in-process that uses, through being provided with spacing frame, set up on the inner wall of spacing frame and keep off the material ring, tin liquid when keeping off the material ring to go up the tin carries on spacingly, avoids tin liquid to rock the condition that leads to unrestrained.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, 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 these drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of an FPC type connector according to the present invention;

fig. 2 is a schematic perspective view of a terminal of an FPC type connector according to the present invention;

fig. 3 is a three-dimensional cross-sectional view of a connecting member of the FPC type connector according to the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 3.

Reference numerals: 1. a terminal; 11. carrying out end body; 12. an end pin; 121. a baffle plate; 122. a butt joint groove; 2. a connecting member; 21. a sleeving connection ring; 211. a first snap ring; 2111. a first supporting top plate; 2112. a first butt joint block; 212. folding the board; 213. a second snap ring; 2131. a second supporting top plate; 2132. a second butt joint block; 22. cheng Xiban; 221. a limiting frame; 2211. a material blocking ring; 222. and (4) clamping teeth.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Embodiment one of an FPC type connector

The utility model provides a following technical scheme: a FPC type connector comprises a terminal 1 and a connecting piece 2, wherein the connecting piece 2 is clamped on the outer side of the tail end of the terminal 1, and the connecting piece 2 is made of metal materials; terminal 1 includes end body 11, and the fixed end foot 12 that is equipped with of one end of

end body

11, 2 blocks of connecting piece are in the outside of end foot 12, and connecting

piece

2 and 1 block of terminal are owing to connecting piece 2 wholly is the metal material for external connection thing is connected with connecting piece 2, is connected with terminal 1 promptly, and operations such as go up tin all go on connecting piece 2, avoids operating the condition that causes 1 damage of terminal or life-span decline on terminal 1.

Referring to fig. 2, a baffle 121 is fixedly disposed on the terminal 12, the side walls of the two sides of the terminal 12 are provided with a butt joint groove 122, the butt joint groove 122 is located on one side of the terminal 12, the butt joint groove 122 is formed on the terminal 12 to facilitate the external connecting member 2 to be clamped with the terminal 12, and the first butt joint block 2112 and the second butt joint block 2132 are conveniently aligned with the butt joint groove 122 after the connecting member 2 is clamped outside the terminal 12 through the baffle 121, so as to facilitate operation.

Second embodiment of an FPC type connector of the present application

Referring to fig. 3 and 4, the connecting member 2 includes a collar 21 and a tin-containing plate 22, the collar 21 is fastened to the outer side of the terminal 12, the tin-containing plate 22 is fixed to the top of the collar 21, and the tin-containing plate 22 is fixed to the top surface of the collar 21, so that after the collar 21 is fastened to the terminal 12, the tin-loading operation can be performed on the tin-containing plate 22, thereby avoiding the decrease in the service life of the terminal 12 caused by the contact of solder with the terminal 12.

As shown in fig. 3, the socket ring 21 includes a first snap ring 211, a folding plate 212, and a second snap ring 213, the first snap ring 211 is engaged with one side of the terminal pin 12, the folding plate 212 is fixed at the lower end of the first snap ring 211, the second snap ring 213 is fixed at one side of the folding plate 212, and the second snap ring 213 is engaged with the other side of the terminal pin 12.

As shown in fig. 3, the first snap ring 211 includes a first supporting top plate 2111 and a first abutting block 2112, the first supporting top plate 2111 is fixed on the top surface of the first snap ring 211, the tin containing plate 22 is fixed on the top surface of the first supporting top plate 2111, and the first abutting block 2112 is fixed on the inner wall of the first snap ring 211; the second snap ring 213 comprises a second supporting top plate 2131 and a second butt joint block 2132, the second supporting top plate 2131 is fixedly arranged on the top surface of the second snap ring 213, the second supporting top plate 2131 is located below the first supporting top plate 2111, and the second butt joint block 2132 is fixedly arranged on the inner wall of the second snap ring 213.

As shown in fig. 3, the first docking block 2112 and the second docking block 2132 have the same number and shape; the first butt joint block 2112 and the second butt joint block 2132 correspond to the butt joint groove 122, the sleeving ring 21 is clamped on the outer side of the end pin 12, the first butt joint block 2112 and the second butt joint block 2132 correspond to the butt joint groove 122, the first snap ring 211 and the second snap ring 213 are pressed inwards to enable the folding plate 212 to contract, the situation that the sleeving ring 21 deforms and affects connection when the first snap ring 211 and the second snap ring 213 are pressed is avoided through the arrangement of the folding plate 212, the first supporting top plate 2111 and the second supporting top plate 2131 move oppositely through pressing, the tin containing plate 22 on the top surface of the first supporting top plate 2111 moves to the position right above the end pin 12, the first butt joint block 2112 and the second butt joint block 2132 move and are clamped in the butt joint groove 122 on the two sides of the end pin 12 through pressing, the first butt joint block 2112, the second butt joint block 2132 and the butt joint groove 122 are clamped, the sleeving ring 21 is limited, the situation that external connection is not influenced is avoided, the safety sleeving ring 21 can be conveniently replaced, and the safety ring 213 can be conveniently replaced only by the first butt joint block 2112 and the second butt joint ring 213.

Third embodiment of an FPC type connector of the present application

Referring to fig. 3 and 4, the tin plate 22 includes a limiting frame 221 and a latch 222, the limiting frame 221 is fixed on the top surface of the first supporting top plate 2111, and the latch 222 is fixed on the inner side of the limiting frame 221.

As shown in fig. 4, a material blocking ring 2211 is fixed on the inner wall of the limiting frame 221, and the material blocking ring 2211 is located above the latch 222; because flourishing tin plate 22 fixed connection cover connects the ring 21, the fixed block end foot 12 of cover connects ring 21, make tin going up can realize being connected with end foot 12 such as outside circuit board on flourishing tin plate 22, go up the card tooth 222 that sets up through spacing frame 221 when tin, increase the roughness of soldering tin department, make soldering tin more stable, and through the fender material ring 2211 that sets up on the inner wall of spacing frame 221, it is located card tooth 222 top to keep off material ring 2211, make can carry out the spacing of certain degree to the tin liquor through keeping off material ring 2211 when soldering tin and block, avoid the unrestrained condition of tin liquor.

To sum up, the utility model discloses a complete working process and theory of use as follows:

the first process is as follows: in use, firstly, based on the arrangement of the conventional connector terminal 1, as can be seen from fig. 1 and 2, the blocking plate 121 is arranged on the terminal pin 12 of the terminal 1 for assisting the engagement of the connector 2, and the abutting grooves 122 are formed on the two side walls of the terminal pin 12 for engaging with the connector 2, so as to increase the connection tightness between the connector 2 and the terminal pin 12.

And a second process: when in use, the connecting piece 2 is sleeved outside the end leg 12, so that one end of the connecting piece 2 is abutted against the baffle plate 121, the first butt joint block 2112 and the second butt joint block 2132 correspond to the butt joint groove 122 at the position where the connecting piece 2 contacts the baffle plate 121, then the first snap ring 211 and the second snap ring 213 are pressed inwards, and the folding plate 212 which is jointly connected with the bottoms of the first snap ring 211 and the second snap ring 213 is used for controlling the deformation of the bottom surface of the connecting piece 2 on the folding plate 212 when the first snap ring 211 and the second snap ring 213 are pressed, namely the deformation of the first snap ring 211 and the second snap ring 213 is avoided through the deformation of the folding plate 212, and when the first snap ring 211 and the second snap ring 213 are pressed, the top plate 2111 and the top plate 2131 are supported through the first support plate and the second support plate which are staggered with each other, make snap ring 211 and No. two snap rings 213 block, make the flourishing tin plate 22 of a supporting roof 2111 top surface move directly over terminal pin 12, when extrudeing snap ring 211 and No. two snap rings 213, make a butt joint piece 2112 and No. two butt joint piece 2132 blocks advance to butt joint the inslot 122, thereby increase the closeness of being connected of lantern ring 21 and terminal pin 12, connecting piece 2 through the metal material, make external circuit board etc. be connected promptly with terminal 1 with connecting piece 2, thereby make when changing articles such as externally connected's circuit board, only need to change connecting piece 2 of convenient dismantlement can, need not to change terminal 1, and go up the tin on connecting piece 2 and can not cause harmful effects to terminal 1, improve terminal 1's life.

And a third process: after connecting piece 2 and end foot 12 block finished, can go up tin operation on the flourishing tin plate 22 at connecting piece 2 top, through the setting of latch 222 on the flourishing tin plate 22, increase the roughness of soldering tin department to increase the stability of soldering tin, and through the fender material ring 2211 that sets up on spacing frame 221, make can carry out certain degree spacing to tin liquid when soldering tin, avoid the unrestrained condition of tin liquid.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral parts thereof; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims

1. An FPC type connector comprising a terminal (1) and a connecting member (2), characterized in that: a connecting piece (2) is clamped and arranged on the outer side of the tail end of the terminal (1), and the whole connecting piece (2) is made of metal;

the terminal (1) comprises an end body (11), an end pin (12) is fixedly arranged at one end of the end body (11), and the connecting piece (2) is clamped on the outer side of the end pin (12).

2. An FPC type connector as claimed in claim 1, wherein: the terminal pin (12) comprises a baffle (121) and a butt joint groove (122), the baffle (121) is fixedly arranged on the terminal pin (12), the butt joint groove (122) is formed in the side walls of the two sides of the terminal pin (12), and the butt joint groove (122) is located on one side of the terminal pin (12).

3. An FPC type connector as claimed in claim 2, wherein: the connecting piece (2) comprises a sleeve joint ring (21) and Cheng Xiban (22), the sleeve joint ring (21) is clamped on the outer side of the terminal pin (12), and a tin containing plate (22) is fixedly arranged at the top of the sleeve joint ring (21).

4. An FPC type connector as claimed in claim 3, wherein: the socket ring (21) comprises a snap ring (211), a folding plate (212) and a second snap ring (213), wherein the snap ring (211) is clamped on one side of the end pin (12), the folding plate (212) is fixed at the lower end of the snap ring (211), the snap ring (213) is fixed on one side of the folding plate (212), and the snap ring (213) is clamped on the other side of the end pin (12).

5. An FPC-type connector as recited in claim 4, wherein: a snap ring (211) includes a support roof (2111) and a butt joint piece (2112), the fixed roof (2111) that is equipped with of top surface of snap ring (211) No. one, cheng Xiban (22) are fixed at the top surface of a support roof (2111), fixed butt joint piece (2112) that is equipped with on the inner wall of snap ring (211) No. one.

6. An FPC-type connector as recited in claim 5, wherein: the No. two snap rings (213) include No. two support roof plates (2131) and No. two butt joint piece (2132), the top surface of No. two snap rings (213) is fixed and is equipped with No. two support roof plates (2131), no. two support roof plates (2131) are located the below of a support roof plate (2111), fixed No. two butt joint piece (2132) that are equipped with on the inner wall of No. two snap rings (213).

7. An FPC type connector as claimed in claim 6, wherein: the Cheng Xiban (22) comprises a limiting frame (221) and a clamping tooth (222), the limiting frame (221) is fixed to the top surface of the first supporting top plate (2111), and the clamping tooth (222) is fixedly arranged on the inner side of the limiting frame (221).

8. An FPC type connector as claimed in claim 7, wherein: the inner wall of the limiting frame (221) is fixedly provided with a material blocking ring (2211), and the material blocking ring (2211) is positioned above the latch (222).

9. An FPC type connector as claimed in claim 8, wherein: the first butt joint block (2112) and the second butt joint block (2132) are the same in number and shape.

10. An FPC type connector as claimed in claim 9, wherein: the first butting block (2112) and the second butting block (2132) correspond to the butting groove (122).