TWI768820B - Easy to lock and easy to unlock connector - Google Patents

Abstract

The invention provides an easy to lock and easy to unlock connector, which comprises a terminal, a shell and an insulator. The shell includes a first body, a plurality of locking members, a first locking member and a plurality of third locking members. The locking members extend from the surface of the first body to be able to lock a flexible cable, and the locking members further include a fulcrum portion, an elastic portion and a hook portion. The insulator is combined with the shell to form an accommodating space for flexible cable. The insulator includes a second body, a plurality of fulcrum blocks, a plurality of slots, a second locking member and a plurality of fourth locking member. Each of the slots is set corresponding to each of the fulcrum portion. Each of the locking members enters the accommodating space through each of the function holes. The shell is confined to the insulator by the first locking member, the third locking member, the second locking member and the fourth locking members.

Description

Easy Lock and Easy Unlock Connectors

The present invention belongs to the technical field of connectors, in particular to an easy-to-lock and easy-to-unlock connector.

The thickness of the traditional automatic latching connector cannot be effectively reduced due to the design of the automatic latching structure, and thus cannot be effectively used in some applications requiring thinning.

In view of this, the present invention proposes an easy-to-lock and easy-to-unlock connector to solve the problems or unsolvable problems caused by conventional connectors.

The first objective of the present invention is to provide an easy-to-lock and easy-to-unlock connector, which can connect a printed circuit board and a flexible flexible cable, so as to achieve the purpose of locking the flexible flexible cable.

The second object of the present invention is to provide a housing clip having a first body, a plurality of locking members, a first locking member and a plurality of third locking members according to the above-mentioned easy-locking and easy-unlocking connector, and has a second body, The absolute relationship between the plurality of fulcrum blocks, the plurality of action grooves, the second fasteners and the plurality of fourth fasteners Edge body.

The third object of the present invention is to provide a hook portion with a chamfered angle according to the above-mentioned easy-to-lock and easy-to-unlock connector to receive the force generated by the flexible cable to deform the hook portion on the elastic portion, and the elastic portion is also affected by the fulcrum portion. The generated reaction force deforms the elastic portion on the hook portion until the hook portion is no longer deformed on the elastic portion, so that the hook portion locks the flexible cable in the accommodating space.

The fourth object of the present invention is to provide a stopper piece and a stopper block according to the above-mentioned easy-to-lock and easy-to-unlock connector, the stopper piece is arranged corresponding to the stopper block, and the stopper piece is arranged on the stopper block, so that the shell The body is fastened to the insulator.

The fifth object of the present invention is to provide a positioning member and a positioning notch according to the above-mentioned easy-locking and easy-unlocking connector.

The sixth object of the present invention is to provide a locking member with a fulcrum portion to act on the fulcrum block according to the above-mentioned easy-to-lock and easy-to-unlock connector, so as to deform the elastic portion to link the hook portion to buckle the flexible cable between the housing and the insulator The formed accommodating space.

The seventh object of the present invention is to provide a reinforcing portion on the surface of the housing according to the above-mentioned easy-locking and easy-unlocking connector, so as to strengthen the strength of the surface of the housing.

The eighth object of the present invention is to provide a bridge portion between the fulcrum portions of the two locking pieces according to the above-mentioned easy-locking and easy-unlocking connector, so as to avoid the situation where the unlocking is incomplete due to uneven force applied to a single locking piece , and the bridging part adopts a bending structure to avoid deformation of the casing caused by excessive pressing force.

In order to achieve the above and other purposes, the present invention provides an easy-to-lock and easy-to-unlock connector for connecting a printed circuit board and a flexible cable. The easy-to-lock and easy-to-unlock connector includes a terminal, a shell and an insulator. The terminals can connect printed circuit boards and flexible cables. The casing includes a first body, a plurality of locking pieces, a first locking piece and a plurality of third locking pieces. The first body forms the locking pieces, the first locking pieces and the third locking pieces. The locking elements extend from the surface of the first body and can lock the flexible flexible cable. The first fastener is bent and extended from the surface of the first body at an angle. The third clips are formed on two sides of the first body. Wherein, the locking element further includes a fulcrum portion, an elastic portion and a hook portion. The fulcrum part is connected to the surface of the first body. The elastic part connects the fulcrum part and the hook part. The insulating system is combined with the casing to form an accommodating space. The accommodating space can be provided with flexible cables. The insulator includes a second body, a plurality of fulcrum blocks, a plurality of action grooves, a second buckle piece and a plurality of fourth buckle pieces. The second body forms a fulcrum block, an action slot, a second fastener and the fourth fasteners. Each of the fulcrum blocks is arranged corresponding to each of the fulcrum parts. Each of the action grooves is disposed corresponding to each of the lock pieces, so that each of the lock pieces enters the accommodating space through each of the action slots, and the second catch piece is formed on a portion of the second body. The sides are arranged corresponding to the corresponding first fasteners, and each of the fourth fasteners is formed on the other side of the second body and is arranged corresponding to the third fasteners. Wherein, the casing is limited to the insulator by the first fasteners, the third fasteners, the second fasteners and the fourth fasteners.

Compared with the traditional connector, the easy-locking and easy-unlocking connector proposed by the present invention can be combined with an insulator through an integrally formed shell, so as to realize a thin connector with easy locking and unlocking.

2: Flexible cable

10: Easy lock and easy unlock connector

12: Shell

122: The first body

124: Locks

1242: Pivot Department

1244: Elastic part

1246: Hook

1246': lead angle

126: The first clip

128: The third clip

1210: Strengthening Department

1211: Bridge Department

1212: Welding Department

1214: Stopper

1216: Positioning pieces

14: Insulator

142: The second body

144: Pivot Block

146: Action slot

148: Second clip

1410: Fourth clip

1412: Stop Block

1414: Positioning gap

16: Terminal

SF: Surface

SP: accommodation space

H: height difference

θ: angle

FIG. 1 is a three-dimensional schematic diagram of an easy-lock and easy-unlock connector according to a first embodiment of the present invention.

Fig. 2(a) is a plan view illustrating the housing of Fig. 1 of the present invention.

Fig. 2(b) is a rear view illustrating the housing of Fig. 1 of the present invention.

Figure 2(c) is a side view illustrating the housing of the present invention.

FIG. 3 is a partial enlarged schematic view illustrating the locking element of FIG. 2 of the present invention.

Fig. 4(a) is a plan view illustrating the insulator of Fig. 1 of the present invention.

Fig. 4(b) is a rear view illustrating the insulator of Fig. 1 of the present invention.

Figure 4(c) is a side view illustrating the insulator of the present invention.

In order to fully understand the purpose, features and effects of the present invention, the present invention is described in detail by the following specific embodiments and the accompanying drawings. The description is as follows.

In the present disclosure, the use of "a" or "an" is used to describe the elements, elements and components described herein. This is done only for convenience of description and to provide a general sense of the scope of the invention. Thus, unless it is clear that it is meant otherwise, such descriptions should be read to include one, at least one, and the singular also includes the plural.

In the present invention, the terms "comprising", "including", "having", "containing" or any other similar terms are intended to encompass non-exclusive inclusions. For example, an element, structure, article or device containing a plurality of elements is not limited to those elements listed herein, but may include not explicitly listed but generally inherent to the element, structure, article or device other requirements. Otherwise, unless expressly stated to the contrary, the term "or" refers to an inclusive "or" and not an exclusive "or".

Please refer to FIG. 1 , which is the stand of the easy-to-lock and easy-to-unlock connector according to the first embodiment of the present invention. body schematic. In FIG. 1 , the easy-lock and easy-unlock connector 10 can connect the flexible flat cable 2 and the printed circuit board (not shown).

The easy-lock and easy-unlock connector 10 includes a housing 12 , an insulator 14 and a terminal 16 . One end of the terminal 16 can be connected to the printed circuit board and the other end of the terminal 16 can be connected to the flexible flat cable 2 .

Referring to FIGS. 2( a ) to 2 ( c ) together, it is a detailed schematic diagram illustrating the housing of FIG. 1 of the present invention. Fig. 2(a) is a top view illustrating the housing of Fig. 1 of the present invention; Fig. 2(b) is a rear view illustrating the housing of Fig. 1 of the present invention; side view.

The casing 12 includes a first body 122 , a locking member 124 , a first locking member 126 and a third locking member 128 .

The first body 122 forms a locking member 124 , a first locking member 126 and a third locking member 128 . In this embodiment, the number of the locking member 124 and the third locking member is respectively illustrated by taking two as an example.

The locking member 124 extends from the surface of the first body 122 to be capable of locking the flexible flexible cable 2 . Referring to FIG. 3 together, it is a partially enlarged schematic view illustrating the locking element of FIG. 2 of the present invention. The locking element 124 further includes a fulcrum portion 1242 , an elastic portion 1244 and a hook portion 1246 . The fulcrum portion 1242 is connected to the surface SF of the first body 122 . The elastic portion 1244 connects the fulcrum portion 1242 and the hook portion 1246 . Here, there is a height difference H between the fulcrum portion 1242 and the elastic portion 1244 . In another embodiment, the hook portion 1246 forms a chamfer 1246 ′ so as to be able to receive the force generated by the flexible flexible cable 2 to deform the hook portion 1246 to the elastic portion 1244 , and the elastic portion 1244 is also affected by the fulcrum portion 144 mentioned later. The generated reaction force deforms the elastic portion 1244 on the hook portion 1246 until the hook portion 1246 is no longer deformed on the elastic portion 1244, so that the hook portion 1246 locks the flexible cable 2 in the accommodating space SP mentioned later; By pressing the fulcrum portion 144 The elastic portion 1244 can be deformed to unlock the flexible flexible cable 2 from the hook portion 1246 .

The first fastener 126 is bent from the surface of the first body 122 by an angle θ to extend, for example, the range of the angle θ is 45 degrees to 135 degrees. Here, the angle θ is 90 degrees as an example. In this embodiment, the first fastener 126 is described by taking an opening as an example.

The third clips 128 are formed on two sides of the first body 122 . In this embodiment, the third latching member 128 is described by taking a stopper piece as an example.

In another embodiment, the first body 122 further includes a reinforcement portion 1210 to enhance the structural strength of the casing 12 , for example, the reinforcement portion 1210 protrudes toward the opposite direction of the accommodating space SP.

In another embodiment, the first body 122 further includes a bridging portion 1211 disposed between the fulcrum portions 1242 (near the edge of the casing) of the two locking members 124, and the locking member can be driven by pressing the bridging portion 1211. The fulcrum portion 1242 of 124 deforms the hook portion 1246 to unlock the flexible cable 2 . The free end of the bridging portion 1211 is bent toward the accommodating space SP to solve the problem that the hook portion 1246 does not fully unlock the flexible flexible cable 2 and damages the flexible flexible cable 2 caused by uneven application of force or by pressing the locking member 124 alone. Happening. Here, the bridge portion 1211 adopts a bending structure to avoid deformation of the casing 12 caused by excessive pressing force.

In another embodiment, the first body 122 further includes welding portions 1212 , which are respectively formed on two sides of the first body 122 . The soldering portion 1212 can be provided (eg soldered) to the printed circuit board.

In another embodiment, the first body 122 further includes a blocking piece 1214 , which is formed at the front edge and the rear edge of both sides of the casing 12 in this embodiment.

In another embodiment, the first body 122 further includes positioning members 1216 , which are formed at the front edge and the rear edge of the surface SF of the casing 12 in this embodiment.

Referring to FIGS. 4( a ) to 4 ( c ) together, it is a detailed schematic diagram illustrating the insulator of FIG. 1 of the present invention. Fig. 4(a) is a top view illustrating the insulator of Fig. 1 of the present invention; Fig. 4(b) is a rear view illustrating the insulator of Fig. 1 of the present invention; and Fig. 4(c) is a side view illustrating the insulator of the present invention.

The insulator 14 is combined with the housing 12 to form an accommodating space SP so that the flexible cable 2 can be installed.

The insulator 14 includes a second body 142 , a fulcrum block 144 , an action slot 146 , a second fastener 148 and a fourth fastener 1410 . Here, the number of the fulcrum block 144 , the action groove 146 and the fourth fastener 1410 is respectively illustrated by taking two as an example.

The second body 142 forms a fulcrum block 144 , an action slot 146 , a second fastener 148 and a fourth fastener 1410 .

The fulcrum block 144 is provided corresponding to the fulcrum portion 1242 . The action slot 146 is disposed corresponding to the locking member 124 , so that the locking member 124 enters the accommodating space SP through the action slot 146 . The second fastener 148 is formed on one side of the second body 142 and is disposed corresponding to the first fastener 126 . The opening-shaped first fastener 126 enables the housing 12 to be limited by the first fastener 126 and the second fastener 148 , and cannot be placed in the XY plane of FIG. 4( a ) or the XY plane of FIG. 4 (b) moves in the Z-axis direction.

The fourth fastener 1410 is formed on the other side of the second body 142 and is disposed corresponding to the third fastener 128 . By bending the third latching piece 128 having the shape of a stopper piece in the stopper groove, the housing 12 is limited by the third latching piece 128 and the fourth latching piece 1410 , and cannot be used as shown in FIG. 4 , for example. The XY plane of (a) or, for example, the Z-axis direction of FIG. 4(b) moves.

In another embodiment, the second body 142 further includes a stopper block 1412 . stop 1412 is disposed corresponding to the stopper piece 1214, and the stopper block 1412 is arranged on the stopper piece 1214, so that the casing is fastened to the insulator.

In another embodiment, the second body 142 further includes a positioning notch 1414 . The positioning notch 1414 is disposed corresponding to the positioning member 1216 , and the positioning member 1216 is disposed in the positioning notch 1414 so as to position the housing 12 on the insulator 14 and facilitate assembly.

The casing 12 is limited to the insulator 14 by the first buckle 126 , the third buckle 128 , the second buckle 148 and the fourth buckle 1410 .

The present invention has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only used to describe the present invention, and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to the embodiments should be set to be included within the scope of the present invention. Therefore, the protection scope of the present invention should be defined by the scope of the patent application.

2: Flexible cable

10: Easy lock and easy unlock connector

12: Shell

14: Insulator

16: Terminal

Claims (11)

An easy-to-lock and easy-to-unlock connector for connecting a printed circuit board and a flexible flat cable, the easy-to-lock and easy-to-unlock connector includes: a terminal for connecting the printed circuit board and the flexible flat cable; a casing, which has a first A body, a plurality of locking pieces, a first locking piece and a plurality of third locking pieces, the first body forms the locking pieces, the first locking piece and the third locking pieces, the locking pieces A piece extends from the surface of the first body for locking the flexible cable, the first buckle piece is bent from the surface of the first body and extends at an angle, and the third buckle pieces are formed on the two sides of the first body, wherein each of the locking elements further comprises a fulcrum part, an elastic part and a hook part, the fulcrum part is connected to the surface of the first body, and the elastic part connects the fulcrum part and the hook part; and an insulator, which is combined with the casing to form an accommodating space for arranging the flexible cable, the insulator has a second body, a plurality of fulcrum blocks, a plurality of action grooves, a second buckle and a plurality of fourth buckles, the first The two main bodies form the fulcrum blocks, the action grooves, the second buckle piece and the fourth buckle piece, each of the fulcrum blocks is disposed corresponding to each of the fulcrum parts, and each of the action slots corresponds to each of the fulcrum parts Each of the locking pieces is arranged so that each of the locking pieces enters the accommodating space through each of the action slots, and the second locking piece is formed on one side of the second body and corresponds to the The first fasteners are arranged, and each of the fourth fasteners is formed on the other side of the second body and corresponding to the third fasteners; wherein by the first fasteners, the The third clasp, the second clasp and the fourth clasp confine the casing to the insulator. The easy-to-lock and easy-to-unlock connector of claim 1, wherein the first body further comprises A plurality of reinforcing parts are included to enhance the structural strength of the casing, wherein the reinforcing parts protrude toward the opposite direction of the accommodating space. The easy-to-lock and easy-to-unlock connector as claimed in claim 1, wherein the first body further comprises a bridging portion disposed between the fulcrum portions of the locking elements, wherein the free end of the bridging portion faces toward the side of the accommodating space Bent direction. The easy-to-lock and easy-to-unlock connector of claim 1, wherein the first body further comprises a plurality of soldering parts, which are respectively formed on two sides of the first body, and the soldering parts are provided on the printed circuit board. The easy-to-lock and easy-to-unlock connector as claimed in claim 1, wherein the hook portion forms a chamfer for receiving the force generated by the flexible flexible cable to deform the hook portion on the elastic portion, and the elastic portion is also affected by the elastic portion. The reaction force generated by the fulcrum portion deforms the elastic portion on the hook portion until the hook portion is no longer deformed on the elastic portion, so that the hook portion locks the flexible cable in the accommodating space. The easy-lock and easy-unlock connector of claim 5, wherein there is a height difference between the fulcrum portion and the elastic portion. The easy-to-lock and easy-to-unlock connector of claim 1, wherein the first latching member is bent from the surface of the first body in a range of 45 degrees to 135 degrees. The easy-to-lock and easy-to-unlock connector of claim 1, wherein the first latching member is an opening and the second latching member is a protruding block, and the edge of the opening is latched to the protruding block. The easy-to-lock and easy-to-unlock connector as claimed in claim 1, wherein the third latching pieces are respectively a stopper piece and the fourth latching pieces are respectively a stopper groove, and are inserted through the stopper pieces The blocking groove is used to fasten the casing to the insulator. The easy-to-lock and easy-to-unlock connector of claim 1, wherein the first body further comprises The second body includes a plurality of stop pieces and the second body further includes a plurality of stop blocks, each of the stop pieces is arranged corresponding to each of the stop blocks, and the stop pieces are arranged on the stop blocks to prevent the The casing is snapped on the insulator. The easy-to-lock and easy-to-unlock connector as claimed in claim 1, wherein the first body further comprises a plurality of positioning pieces and the second body further comprises a plurality of positioning notches, and each of the positioning pieces is disposed corresponding to each of the positioning notches, The housing is positioned on the insulator by arranging each of the positioning pieces in each of the positioning notches.

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