CN218732169U - Self-limiting structure for FPC connector - Google Patents

Abstract

The utility model discloses a FPC connector is with from limit structure, including the FPC connector, the FPC connector includes that insulating seat and symmetry peg graft in the trip spare of insulating seat both sides, and trip spare one side lower extreme has the indent inclined plane, and the both sides that the insulating seat is relative are provided with the limit structure with trip spare looks adaptation, and the trip spare is spacing by limit structure after inserting to the insulating seat. In the utility model, the insulating base is improved, and the upper eave lug structure, the clamping bulge, the clamping base, the clamping groove and the like are ingeniously designed on the insulating base, so that the clamping hook piece is directly interfered and limited after being inserted into the insulating base from top to bottom, and the clamping hook piece is prevented from falling upwards; simultaneously, improve the trip spare, ingenious design joint arm structure, transition connecting portion structure and shell fragment portion structure on the trip spare, the structural design of shell fragment portion has the indent inclined plane for the trip spare is inside side extrusion when the flat cable is drawn outward, and the flat cable is difficult for the unhooking, reinforcing structural stability, overall structure is simple, reasonable, low in manufacturing cost.

Description

Self-limiting structure for FPC connector

Technical Field

The utility model belongs to the technical field of the FPC connector is made, concretely relates to FPC connector is with from limit structure.

Background

With the continuous progress of technology, FPC connectors are increasingly used in electronic products. The applicant filed in 2020A chinese patent application with publication No. CN111817070A and a patent name of an automatic locking structure suitable for an FPC connector, so that two clamping portions can simultaneously perform insertion/disengagement motions with respect to an FFC bus bar, thereby realizing locking/unlocking operations of the FFC bus bar. However, the fixing piece in the above patent is not good in stability after being inserted into the insulating rubber seat, and is easy to fall off upwards, and in addition, the clamping portion on the fixing piece is a straight section, so that the problem that the flat cable or the flat cable is turned outwards towards two sides when being pulled outwards to bear force is easy to occur, and the flat cable or the flat cable is unhooked. Therefore, the utility model discloses a novel FPC connector with from limit structure has solved the not good and unhook problem of steadiness through setting up limit structure and indent inclined plane.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that exists among the prior art, the utility model aims to provide a self-limiting structure for FPC connector.

In order to realize the above purpose, reach above-mentioned technological effect, the utility model discloses a technical scheme be:

the FPC connector is used for limiting the position, and comprises an FPC connector, the FPC connector comprises an insulating base and clamping hook pieces symmetrically inserted into two sides of the insulating base, the lower end of one side of each clamping hook piece is provided with an inwards concave inclined plane, two opposite sides of the insulating base are provided with limiting structures matched with the clamping hook pieces, and the clamping hook pieces are limited by the limiting structures after being inserted into the insulating base.

Furthermore, limit structure symmetry sets up in the relative both sides of insulating seat, and the limit structure of every side all includes eaves lug structure, joint seat one and joint seat two, it includes eaves lug one and last eaves lug two to go up eaves lug structure, the trip piece inserts to insulating seat back, the trip piece joint just in joint seat one and joint seat two go up eaves lug one and two lower bottom surfaces of last eaves lug and last eaves lug respectively with the trip piece on the top surface contact.

Furthermore, the top surface of the upper eave convex block is higher than the top surfaces of the upper eave convex blocks.

Furthermore, the first clamping seat and the second clamping seat are respectively provided with a first clamping groove and a second clamping groove which are matched with the clamping hook piece, and the clamping arm structure of the clamping hook piece is arranged in the first clamping groove and the second clamping groove.

Further, the card colludes the piece including joint arm structure, transition connecting portion structure and the shell fragment portion structure that connects according to the preface, one side downwardly extending that the joint arm structure was kept away from to the shell fragment portion structure forms downwardly extending portion, downwardly extending portion has the indent inclined plane, be provided with the draw-in groove three with downwardly extending looks adaptation on the insulating seat, the downwardly extending portion of card colluding the piece falls in draw-in groove three.

Further, joint arm structure includes joint arm one, middle joint arm and joint arm two that connect according to the preface, form breach one between joint arm one and the middle joint arm, form breach two between middle joint arm and the joint arm two, breach one and breach two respectively the joint on joint seat one and joint seat two on the insulating seat.

Furthermore, the transition connecting part structure comprises a first transition connecting part, a second intermediate connecting part and a second transition connecting part, one end of the first transition connecting part is connected with the second clamping arm of the clamping arm structure, the other end, opposite to the first transition connecting part, of the first transition connecting part is connected with the side wall of the intermediate connecting part, the top of the intermediate connecting part is connected with the second transition connecting part, and the top of the intermediate connecting part is connected with the first elastic piece part of the elastic piece part structure through the second transition connecting part.

Furthermore, the first transition connecting part and the second transition connecting part are respectively of an arc structure, and the middle connecting part is of a flat plate structure.

Furthermore, the elastic sheet part structure comprises an elastic sheet part I, a connecting part and an elastic sheet part II which are connected in sequence, and one side of the elastic sheet part II, which is far away from the clamping arm structure, extends downwards to form a lower extension part.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a FPC connector is with from limit structure, including the FPC connector, the FPC connector includes that insulating seat and symmetry peg graft in the trip spare of insulating seat both sides, and trip spare one side lower extreme has the indent inclined plane, and the both sides that the insulating seat is relative are provided with the limit structure with trip spare looks adaptation, and the trip spare is spacing by limit structure after inserting to the insulating seat. In the utility model, the insulating base is improved, and the upper eave lug structure, the clamping bulge, the clamping base, the clamping groove and the like are ingeniously designed on the insulating base, so that the clamping hook piece is directly interfered and limited after being inserted into the insulating base from top to bottom, and the clamping hook piece is prevented from falling upwards; simultaneously, improve the trip spare, ingenious design joint arm structure, transitional coupling portion structure and shell fragment portion structure on the trip spare, the structural design of shell fragment portion has the indent inclined plane for the trip spare is inside side extrusion when the flat cable is drawn outward, and the flat cable is difficult for the unhook, reinforcing structural stability, overall structure is simple, reasonable, and low in manufacturing cost is fit for the industrialization and uses widely.

Drawings

FIGS. 1-2 are schematic views of the overall three-dimensional structure of the present invention;

fig. 3 is a back view of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the utility model when the hook is not installed;

fig. 5 is a back view of the hook member of the present invention;

fig. 6-8 are schematic perspective views of the hook member of the present invention.

Detailed Description

The present invention is described in detail below to enable the advantages and features of the present invention to be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the scope of the present invention.

The following presents a simplified summary of one or more aspects in order to provide a basic understanding of such aspects. This summary is not an extensive overview of all contemplated aspects, and is intended to neither identify key or critical elements of all aspects nor delineate the scope of any or all aspects. Its sole purpose is to present some concepts of one or more aspects in a simplified form as a prelude to the more detailed description that is presented later.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-8, the utility model discloses a self-limiting structure for FPC connector, it includes the FPC connector, this FPC connector includes insulating seat 1 and trip piece 2, trip piece 2 can insert to two relative sides of insulating seat 1 from top to bottom, in order to avoid trip piece 2 to drop from insulating seat 1, the upper eave lug structure of 2 looks adaptations of insulating seat 1 relative bilateral symmetry design and trip piece, this upper eave lug structure includes eave lug one 11 and upper eave lug two 12, upper eave lug one 11 top surface is higher than the upper eave lug two 12 top surfaces of homonymy, still eaves joint seat one 13 and joint seat two 14 with trip piece 2 looks adaptation at insulating seat 1 every side, the first 13 symmetry of joint seat of both sides, joint seat two 14 symmetry of both sides, joint seat one 13 and joint seat two 14 have respectively with the first draw-in groove 15 and the draw-in groove two 16 of 2 looks adaptations of trip piece, upper eave structure and joint seat one 13 constitute with joint seat one 14 and joint seat two 14, insert the first 13 of 2 internal sides and two 16 draw-in the lug and the joint seat of lug 2 looks adaptations, the joint seat, the lug is reached the cooperation of contact with the first 16, the lug and the joint seat, the lug is reached the joint seat after-up eave lug 2, the joint seat is reached the cooperation of the joint piece, the joint seat, the lug 2, the lug is reached the cooperation of the joint seat, the cooperation of the lug is reached the joint seat, the lug 2, the lug is reached the cooperation of the first 13.

The clamping hook piece 2 comprises a clamping arm structure, a transition connecting part structure and a spring plate part structure which are connected sequentially, one side of the spring plate part structure, which is far away from the clamping arm structure, extends downwards and forms a lower extension part 30, and the lower extension part 30 is provided with an inner concave inclined plane 31.

As a specific embodiment, the clamping arm structure includes a first clamping arm 21, a middle clamping arm 22 and a second clamping arm 23 which are connected in sequence, a first gap 211 is formed between the first clamping arm 21 and the middle clamping arm 22, a second gap 212 is formed between the middle clamping arm 22 and the second clamping arm 23, the first gap 211 and the second gap 212 are respectively clamped on a first clamping seat 13 and a second clamping seat 14 on the insulating seat 1, one surfaces of the first clamping arm 21 and the first clamping arm 21, which face the middle clamping arm 22, are respectively provided with a first clamping protrusion 2100 and a second clamping protrusion 2200, the first clamping protrusion 2100 and the second clamping protrusion 2200 are symmetrical, the first clamping protrusion 2100 and the second clamping protrusion 2200 are respectively matched with a first clamping groove 15 and a second clamping groove 16, and when the clamping hook 2 is inserted into the insulating seat 1 from top to bottom, the first clamping protrusion 2100 and the second clamping protrusion 2200 also play a role in limiting and fixing, so as to avoid the clamping hook 2 from falling off; the transition connecting part structure comprises a first transition connecting part 24, a second intermediate connecting part 25 and a second transition connecting part 26, the first transition connecting part 24 and the second transition connecting part 26 are respectively in an arc structure, the intermediate connecting part 25 is in a flat plate structure, one end of the first transition connecting part 24 is connected with a second clamping arm 23 of the clamping arm structure, the other end, opposite to the first transition connecting part 24, is connected with the side wall of the intermediate connecting part 25, and the top of the intermediate connecting part 25 is connected with the second transition connecting part 26 and is connected with a first elastic sheet part 27 of the elastic sheet part structure through the second transition connecting part 26; the elastic sheet part structure comprises a first elastic sheet part 27, a connecting part 28 and a second elastic sheet part 29 which are connected in sequence, and one side, away from the clamping arm structure, of the second elastic sheet part 29 extends downwards to form a lower extending part 30.

When the flat cable is inserted into the FPC connector, the clamping hook pieces 2 on the two sides are jacked up, after the flat cable is inserted in place, the clamping hook pieces 2 on the two sides fall into the grooves of the flat cable in a matched mode, because the clamping hook pieces 2 are provided with the concave inclined planes 31, when the flat cable is pulled outwards, the clamping hook pieces 2 are extruded towards the inner side, the flat cable is not prone to unhooking, and the holding power is large and stable.

The utility model discloses the part or the structure that do not specifically describe adopt prior art or current product can, do not do here and describe repeatedly.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transformation that the content of the specification does, or directly or indirectly use in other related technical fields, all including in the same way the patent protection scope of the present invention.

Claims (9)

1. FPC connector is with from limit structure, including the FPC connector, the FPC connector includes insulating seat and the symmetry and pegs graft in the trip spare of insulating seat both sides, its characterized in that, trip spare one side lower extreme has the indent inclined plane, the both sides that the insulating seat is relative are provided with the limit structure with trip spare looks adaptation, the trip spare is spacing by limit structure after inserting to the insulating seat.
2. 2. The self-limiting structure for the FPC connector according to claim 1, wherein the limiting structures are symmetrically arranged on two opposite sides of the insulating base, the limiting structure on each side comprises a first upper ledge bump structure, a first clamping base and a second clamping base, the first upper ledge bump structure comprises a first upper ledge bump and a second upper ledge bump, the clamping hook piece is clamped in the first clamping base and the second clamping base after being inserted into the insulating base, and the lower bottom surfaces of the first upper ledge bump and the second upper ledge bump are respectively in contact with the upper top surface of the clamping hook piece.
3. 3. The self-limiting structure of claim 2, wherein a top surface of the upper overhang bump is higher than two top surfaces of the upper overhang bump.
4. 4. The self-limiting structure for the FPC connector of claim 2, wherein the first clamping seat and the second clamping seat are respectively provided with a first clamping groove and a second clamping groove which are matched with the clamping hook piece, and the clamping arm structure of the clamping hook piece is arranged in the first clamping groove and the second clamping groove.
5. 5. The FPC connector is with from limit structure of claim 1, characterized in that, the trip piece includes joint arm structure, transition connecting portion structure and shell fragment portion structure that connect gradually, one side downwardly extending that the shell fragment portion structure kept away from joint arm structure forms lower extension, lower extension has the indent inclined plane, be provided with the draw-in groove three with lower extension looks adaptation on the insulator foot, the lower extension of trip piece falls in draw-in groove three.
6. 6. The self-limiting structure for the FPC connector of claim 5, wherein the clamping arm structure comprises a first clamping arm, a first middle clamping arm and a second clamping arm which are connected in sequence, a first gap is formed between the first clamping arm and the first middle clamping arm, a second gap is formed between the second middle clamping arm and the second clamping arm, and the first gap and the second gap are clamped on the first clamping seat and the second clamping seat on the insulating seat respectively.
7. 7. The self-limiting structure for the FPC connector of claim 5, wherein the transition connection structure comprises a first transition connection portion, a second intermediate connection portion and a second transition connection portion, one end of the first transition connection portion is connected with the second clamping arm of the clamping arm structure, the other end, opposite to the first transition connection portion, is connected with the side wall of the intermediate connection portion, and the top of the intermediate connection portion is connected with the second transition connection portion and is connected with the first spring plate portion of the spring plate portion structure through the second transition connection portion.
8. 8. The self-limiting structure of claim 7, wherein the first transition connection portion and the second transition connection portion are respectively of an arc structure, and the middle connection portion is of a flat plate structure.
9. 9. The self-limiting structure of claim 5, wherein the spring portion structure comprises a first spring portion, a connecting portion and a second spring portion, which are connected in sequence, and one side of the second spring portion, which is far away from the clamping arm structure, extends downward to form a lower extension portion.

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