KR20160146107A - Connector for flexible cable - Google Patents

Abstract

Provided is a connector for a flexible cable. According to the present invention, the connector for a flexible cable includes: a housing including a cable arrangement portion in which a flexible cable is arranged on the front surface, a cable insertion portion on the rear surface, and a metal pitting insertion groove on both sides of the front surface; a first contact inserted into a contact insertion portion, including a first extension portion having a concave portion at a one side terminal end in the upper area, and including a first contact portion coming into contact with the flexible cable in the lower area; a second contact inserted into the contact insertion portion, including a second extension portion having a loop portion formed at one side terminal end, and including a second contact portion coming into contact with the flexible cable in the lower area; a driving unit including a support loop engaged with a support axis and a loop portion that the concave portion partially encloses in the rear, a rotation protrusion forming a rotation axis with the support axis and the support loop on both side surfaces of the rear, a pressurization unit rotating about the rotation axis to allow the flexible cable and the first and second contact portions to electrically come into contact with each other, and a fastening protrusion on both side surfaces of the pressurization unit; and metal pitting inserted into the metal pitting insertion groove and a fastening groove fastened to the fastening protrusion on the front, and the support supporting the upper surface of the rotation protrusion on the rear.

Description

CONNECTOR FOR FLEXIBLE CABLE

The present invention relates to a connector for a flexible cable.

Flexible cable is a flat cable and can be classified into FPC (Flexible Printed Cable) type and FFC (Flexible Flat Cable) type. The flexible cable has flexible flexibility that can be flexed, and the electric wires are equally arranged on the inner side so that the flexible cable can be connected to the counter terminal with a wide width.

In such a flexible cable, electronic parts and circuits are electrically connected to each other using a connector for a flexible cable. A general structure of the flexible cable connector is such that a plurality of metal terminals are inserted and connected to an insulating case made of synthetic resin and a plurality of terminal insertion grooves formed inside the insulating case. The metallic member terminal has a slider for connecting a flexible cable to be inserted into the insulating case, and the insulating case has a slider for pressing the flexible cable to connect to the metal member terminal. The metallic member terminal inside the insulating case is attached to the circuit board by soldering, And the cable is electrically connected to the circuit board.

In order to stably connect the flexible cable and the metal terminal, it is necessary for the flexible cable connector to have a rigid coupling structure for preventing the flexible cable inserted into the flexible cable connector from being easily released.

Korean Patent Publication No. 2010-0131849 discloses a connector for a flexible cable including a structure capable of fixing a flexible cable inserted into a flexible cable connector.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a connector for a flexible cable having improved product reliability.

Another object of the present invention is to provide a connector for a flexible cable including a metal fitting capable of stably maintaining the position of a driving part.

The problems to be solved by the present invention are not limited to the above-mentioned problems, and other matters not mentioned can be clearly understood by those skilled in the art from the following description.

In order to solve the above-mentioned problems, a connector for a flexible cable according to an embodiment of the present invention includes a cable arrangement portion on which a flexible cable is disposed, a contact insertion portion on the rear side, and a metal fitting insertion groove on both sides A housing; A first contact inserted into the contact insertion portion and including a first extension portion having a concave portion at one end thereof in the upper region and a first contact portion in contact with the flexible cable in the lower region; A second contact inserted into the contact insertion portion and including a second extension portion having a ring at one end thereof in an upper region and a second contact portion in a lower region in contact with the flexible cable; A support shaft for supporting a part of the concave portion and a support ring for engaging with the ring portion; and a rotation protrusion for forming the support shaft and the support ring and the rotation shaft on both rear sides, A driving part including a pressing part for electrically contacting the flexible cable with the first and second contact parts in front and including fastening protrusions on both sides of the pressing part; And a metal fitting inserted into the metal fitting insertion groove and including a fastening groove to be fastened to the fastening protrusion at a front side and a support base supporting the upper surface of the rotation protrusion at a rear side.

In some embodiments of the present invention, the fastening groove includes a first fastening surface and a second fastening surface, and at least one of the first fastening surface and the second fastening surface may contact the fastening protrusion.

In some embodiments of the present invention, the first fastening surface and the second fastening surface face each other, the first fastening surface is in contact with the upper surface of the fastening protrusion, and the second fastening surface is in contact with the fastening protrusion, As shown in FIG.

In some embodiments of the present invention, the fastening groove further includes a third fastening surface and a fourth fastening surface facing the third fastening surface, wherein the first to fourth fastening surfaces are connected to each other, And the fastening protrusions fastened to the fastening grooves.

In some embodiments of the present invention, the fastening protrusion may be in non-contact with the housing.

In some embodiments of the present invention, the metal fitting includes a first cover portion that directly contacts the upper surface of the housing to cover the upper surface of the housing, a second cover portion that directly contacts the lower surface of the housing, And a cover portion.

In some embodiments of the present invention, the first cover portion and the second cover portion may face each other.

In some embodiments of the present invention, the first cover part and the second cover part may extend in a direction opposite to a direction in which the driving part is disposed.

According to another aspect of the present invention, there is provided a connector for a flexible cable according to another embodiment of the present invention, which includes a cable arrangement portion on which a flexible cable is disposed, a contact insertion portion on a rear surface, A housing; A first contact inserted into the contact insertion portion and including a first extension portion having a concave portion at one end thereof in the upper region and a first contact portion in contact with the flexible cable in the lower region; A second contact inserted into the contact insertion portion and including a second extension portion having a ring at one end thereof in an upper region and a second contact portion in a lower region in contact with the flexible cable; A support shaft for supporting a part of the concave portion and a support ring for engaging with the ring portion; and a rotation protrusion for forming the support shaft and the support ring and the rotation shaft on both rear sides, A driving part including a pressing part for electrically contacting the flexible cable and the first and second contact parts at a front side and including a fastening projection on both front sides; And a body portion inserted into the metal fitting insertion groove, the body portion including a first cover portion extending from the body portion and directly contacting the upper surface of the housing, and a second cover portion contacting the lower surface of the housing directly, And a metal fitting including a support for supporting an upper surface of the projection at the rear side.

In some embodiments of the present invention, the first cover portion and the second cover portion may face each other.

In some embodiments of the present invention, the first cover part and the second cover part may extend in a direction opposite to a direction in which the driving part is disposed.

In some embodiments of the present invention, the extension length of the first cover portion may be shorter than the extension length of the second cover portion.

In some embodiments of the present invention, the metal fitting may include a spacing distance from the housing.

According to another aspect of the present invention, there is provided a connector for a flexible cable, including: a cable arrangement portion on which a flexible cable is disposed; a contact insertion portion on a rear surface; ; A plurality of contacts inserted into the contact insertion portion; A driving unit including a rotation projection on both rear sides and including a pressing portion forwardly rotating about the rotation projection to electrically contact the flexible cable and the plurality of contacts and including fastening projections on both sides of the pressing portion; And a metal fitting inserted in the metal fitting insertion groove and including a fastening groove forwardly engaged with the fastening protrusion to maintain the closed state of the driving unit and including a support for supporting the upper surface of the rotation protrusion at the rear .

In some embodiments of the present invention, the fastening groove includes a first fastening surface and a second fastening surface, and at least one of the first fastening surface and the second fastening surface may contact the fastening protrusion.

In some embodiments of the present invention, the first fastening surface and the second fastening surface face each other, the first fastening surface is in contact with the upper surface of the fastening protrusion, and the second fastening surface is in contact with the fastening protrusion, As shown in FIG.

In some embodiments of the present invention, the fastening groove further includes a third fastening surface and a fourth fastening surface facing the third fastening surface, wherein the first to fourth fastening surfaces are connected to each other, And the fastening protrusions fastened to the fastening grooves, respectively.

In some embodiments of the present invention, the fastening protrusion may be in non-contact with the housing.

In some embodiments of the present invention, the metal fitting includes a first cover portion that directly contacts the upper surface of the housing to cover the upper surface of the housing, a second cover portion that directly contacts the lower surface of the housing, And the cover portion, wherein the first cover portion and the second cover portion can be opposed to each other.

In some embodiments of the present invention, the first cover part and the second cover part may extend in a direction opposite to a direction in which the driving part is disposed.

Other specific details of the invention are included in the detailed description and drawings.

The connector for a flexible cable according to the present invention can stably maintain the position of the driving unit by using a metal fitting including a coupling groove. Thus, it is possible to maintain a stable connection between the flexible contacts and the flexible contacts included in the flexible cable connector.

Therefore, the connector for a flexible cable according to embodiments of the present invention can have improved product reliability.

1 is an exploded cross-sectional view of a connector for a flexible cable according to an embodiment of the present invention.
2 is a perspective view of a connector for a flexible cable according to an embodiment of the present invention.
3 is a cross-sectional view taken along the line AA in Fig.
4 is a cross-sectional view taken along the line BB in Fig.
5 is a cross-sectional view taken along line CC in Fig.
6 is a perspective view of a metal fitting included in a connector for a flexible cable according to an embodiment of the present invention.
7 to 9 are partial perspective views of the connector for a flexible cable according to an embodiment of the present invention, viewed from different directions.
10 is a cross-sectional view illustrating steps of driving a connector for a flexible cable according to an embodiment of the present invention.
11 is a cross-sectional view for explaining the effect of the metal fitting included in the connector for a flexible cable according to the present invention.
12 to 15 are cross-sectional views illustrating steps of assembling a connector for a flexible cable according to an embodiment of the present invention.
16 is a cross-sectional view illustrating a cable jaw included in a connector for a flexible cable according to an embodiment of the present invention.
17 is a cross-sectional view of a connector for a flexible cable according to another embodiment of the present invention.
18 is a cross-sectional view of a connector for a flexible cable according to another embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. Is provided to fully convey the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

It is to be understood that when an element is referred to as being "connected to" or "coupled to" another element, it can be directly connected or coupled to another element, One case. On the other hand, when an element is referred to as being "directly coupled to" or "directly coupled to " another element, it means that it does not intervene in another element. "And / or" include each and every combination of one or more of the mentioned items.

It is to be understood that an element is referred to as being "on" or " on "of another element includes both elements immediately above and beyond other elements. On the other hand, when an element is referred to as being "directly on" or "directly above" another element, it means that it does not intervene another element in the middle.

The terms spatially relative, "below", "beneath", "lower", "above", "upper" Can be used to easily describe the correlation of components with other components. Spatially relative terms should be understood to include, in addition to the orientation shown in the drawings, terms that include different orientations of the device during use or operation. For example, when inverting an element shown in the figures, an element described as "below" or "beneath" of another element may be placed "above" another element . Thus, the exemplary term "below" can include both downward and upward directions. The components can also be oriented in different directions, so that spatially relative terms can be interpreted according to orientation.

The terminology used herein is for the purpose of illustrating embodiments and is not intended to be limiting of the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. It is noted that the terms "comprises" and / or "comprising" used in the specification are intended to be inclusive in a manner similar to the components, steps, operations, and / Or additions.

Although the first, second, etc. are used to describe various components, it goes without saying that these components are not limited by these terms. These terms are used only to distinguish one component from another. Therefore, it goes without saying that the first component mentioned below may be the second component within the technical scope of the present invention.

Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense commonly understood by one of ordinary skill in the art to which this invention belongs. Also, commonly used predefined terms are not ideally or excessively interpreted unless explicitly defined otherwise.

Hereinafter, a connector for a flexible cable according to an embodiment of the present invention will be described with reference to Figs. 1 to 5. Fig.

1 is an exploded cross-sectional view of a connector for a flexible cable according to an embodiment of the present invention. 2 is a perspective view of a connector for a flexible cable according to an embodiment of the present invention. 3 is a cross-sectional view taken along the line A-A in Fig. 4 is a cross-sectional view taken along the line B-B in Fig. 5 is a cross-sectional view taken along the line C-C in Fig.

FIG. 1 is a perspective view for explaining components included in a connector for a flexible cable according to an embodiment of the present invention, and FIGS. 2 to 5 are perspective views for explaining components included in the connector for a flexible cable according to an embodiment of the present invention. Are perspective views and cross-sectional views for explaining the coupling relationship between the two.

1 to 5 are schematic views for explaining a connector for a flexible cable according to an embodiment of the present invention. Therefore, the volume, length, and ratio of each of the components included in the connector for the flexible cable are not limited to those shown in the drawings.

1, a connector 1 for a flexible cable according to an embodiment of the present invention includes a housing 110, a first contact 200, a second contact 300, a driver 400, and a metal fitting 500 ).

The housing 110 may include a metal fitting insertion groove 111, a cable fixing groove 113, a contact insertion portion 115, a cable coupling protrusion 117, and a cable arrangement portion 119. The first contact 200 may include a first extension 210, a recess 211, a third extension 220, a first contact 221, and a first mounting 230. The second contact 300 may include a second extension 310, a ring 311, a fourth extension 320, a second contact 321, and a second mounting 330. The driving unit 400 may include a rotation protrusion 410, a support shaft 420, a support ring 430, a fastening protrusion 440, and a pressing unit 450. The metal fitting 500 may include a body 510, a fastening groove 515, a first cover 520, a support 521, a second cover 530 and a press-fitting 540.

The housing 110 may have a shape extending in the Y1 direction. Although not shown, the flexible cable may be inserted into the connector 1 for the flexible cable in the -X1 direction from the X1 direction. In the present embodiment, in each of the constituent elements included in the connector 1 for a flexible cable, it is assumed that a region or a surface facing the direction in which the flexible cable is inserted is assumed as a front region, a front region, or a front region, Assuming that the surface is the rear region, the rear region, or the rear region. However, the technical idea of the present invention is not limited thereto.

The metal fitting insertion grooves 111 may be disposed on both sides of the front surface of the housing 110. The metal fitting 500 can be inserted into the metal fitting insertion groove 111. The depth of the groove in the -X1 direction of the metal fitting insertion groove 111 can be determined according to the length of the metal fitting 500 to be inserted.

The cable fixing grooves 113 can be disposed on both sides of the cable arrangement portion 119 in front. The cable fixing grooves 113 support the fixing jaws on both sides of the flexible cable so as to prevent the flexible cable inserted into the flexible cable connector 1 from deviating. This will be described later.

The contact insertion portion 115 may be included in the rear surface of the housing 110. The first and second contacts 221 and 321 of the first and second contacts 200 and 300 may be exposed on the cable arrangement 119 without the rear surface of the housing 110 being shown in FIG. A contact insertion portion 115 may be formed on the rear surface of the housing 110 to a region adjacent to the cable arrangement portion 119.

A cable arrangement 119 may be disposed on the front surface of the housing 110. If the upper surface of the cable arrangement portion 119 can be exposed, this upper surface can be covered with the driving portion 400. Since the first and second contact portions 221 and 321 are disposed on the upper surface of the cable arrangement portion 119, they can be electrically contacted with the lower surface of the flexible cable.

The first contact 200 includes a first extending portion 210 having a concave portion 211 formed at one end thereof and a third extending portion 221 having a first contacting portion 221 formed at one end thereof 220, and the first mounting portion 230 may be formed at the other end opposite to the one side of the lower region. The first contact 200 may be mounted on the printed circuit board through the first mounting portion 230. The first contact 200 may have a U-shape as a whole, but is not limited thereto.

The second contact 300 includes a second extension 310 having an annular portion 311 formed at one end thereof in the upper region and a fourth extension 321 having a second contact portion 321 formed at one end thereof in the lower region thereof. 320, and a second mounting portion 330 may be formed on the other end of the lower region opposite to the one side. The second contact 300 may be mounted on the printed circuit board through the second mounting portion 330. The second contact 300 may have a U-shape as a whole, but is not limited thereto.

The first contact 200 and the second contact 300 may be alternately inserted into the contact insertion portion 115, but the present invention is not limited thereto. The first and second contacts 200 and 300 may be formed of a metallic material capable of transmitting an electrical signal.

The driving unit 400 includes a rotation protrusion 410 on both rear sides and includes a supporting shaft 420 corresponding to the recess 211 and a supporting ring 430 corresponding to the hook 311 . The rotation protrusion 410, the support shaft 420, and the support ring 430 may be arranged in a line to form the rotation axis of the drive unit 400. The driving unit 400 may include a pressing unit 450 in front. The driving unit 400 rotates about the rotation axis and presses the flexible cable through the pressing unit 450 so that the first and second contact units 221 and 321 disposed on the cable arrangement unit 119 and the flexible cable Can be brought into electrical contact with each other. The driving unit 400 includes fastening protrusions 440 on both front sides and fastened to the fastening recesses 515 through the fastening protrusions 440. That is, when the fastening protrusion 440 and the fastening recess 515 are fastened, the driving unit 400 can maintain the closed state, and when the fastening protrusion 440 and the fastening recess 515 are not fastened, have.

2 through 5, the coupling relationship between the components included in the connector 1 for a flexible cable according to the embodiment of the present invention will be described in detail.

2 to 5 show that the connector 1 for a flexible cable is shown in the above-described closed state, but this is for the purpose of explanation and does not mean that the connector for a flexible cable according to the present invention always maintains a closed state .

Referring to Figures 1-3, a cross-sectional view is shown that includes a second contact 300 that is cut along the line A-A.

The second contact 300 is inserted into the contact insertion portion 115 of the housing 110 in the X1 direction so that the hook 311 and the support hook 430 can be engaged with each other. Concretely, the ring portion 311 extending upward (in the Z1 direction in FIG. 1) and the support ring 430 extending downward are staggered from each other, and can physically support each other. Since the driving unit 400 can rotate about the support ring 430, the ring 311 is supported on the lower surface of the support ring 430 by the support ring 430 ) Can be structurally supported.

Referring to Figures 1, 2 and 4, a cross-sectional view is shown including a first contact 200 cut along the line B-B.

The first contact 200 is inserted into the contact insertion portion 115 of the housing 110 in the X1 direction so that the concave portion 211 and the support shaft 420 can be engaged with each other. Concretely, the concave portions 211 can physically support each other through the shape that wraps the upper region of the support shaft 420. Since the driving unit 400 can rotate about the supporting shaft 420, the concave unit 211 can be rotated about the supporting shaft 420 on the upper surface of the supporting shaft 420 ) Can be structurally supported.

That is, in the present embodiment, the driving unit 400 can rotate about the support shaft 420 and the support ring 430, The ring portion 311 of the second contact 300 can structurally support the driving portion 400 under the support ring 430. [ Therefore, the connector for a flexible cable according to the present embodiment can stably rotate.

1, 2 and 5, there is shown a cross-sectional view including a metal fitting 500 cut along the line C-C.

The metal fitting 500 may be inserted into the metal fitting insertion groove 111 of the housing 110 in the -X1 direction unlike the first and second contacts 200 and 300. [ The metal fitting 500 may be inserted into the metal fitting insertion groove 111 around the body portion 510. The metal fitting 500 may include a fastening groove 515 at the front and a fastening protrusion 440 may be disposed in the fastening groove 515. Specifically, the engaging groove 515 may include a first engaging surface 511 and a second engaging surface 513 in the groove, and at least one of the first engaging surface 511 and the second engaging surface 513 One can contact the fastening protrusion 440. Accordingly, the fastening protrusion 440 can be caught in the fastening groove 515, and the driving unit 400 can be kept closed.

Although the fastening protrusion 440 disposed in the fastening groove 515 is illustrated as being fastened in such a manner as to be in contact with the first fastening surface 511 in the present embodiment, the technical idea of the present invention is not limited thereto no. Thus, the fastening protrusion 440 may be sized to contact the first and second fastening surfaces 511, 513 at the same time, or may only contact the second fastening surface 513.

The metal fitting 500 may include a first cover portion 520 extending to the upper portion of the body portion 510, a second cover portion 530 extending downwardly and a press-fitting portion 540 extending to the rear side And a support base 521 at the rear end region of the first cover portion 520. [

The support base 521 and the press-fit portion 540 can support the upper surface and the lower surface of the rotation protrusion 410, respectively. That is, when the driving unit 400 rotates about the rotation protrusion 410, the support base 521 and the press-in unit 540 can physically support the rotation unit 410. On the other hand, the cross section of the rotation protrusion 410 may be polygonal rather than circular, as shown. Since the cross section of the rotation projection 410 has a polygonal shape, the closed state or the open state of the driving unit 400 can be more stably maintained compared with the case where the cross section is circular. That is, when the plane including the end face of the rotation projection 410 contacts the support base 521, the rotation of the rotation projection 410 is blocked as compared with the case where the plane is curved.

Although the press-fitting portion 540 is illustrated as being extended beyond the support 521 to the rear of the metal fitting 500, it is not limited thereto.

3 to 5, the connector 1 for a flexible cable according to the present invention has a concave portion 211, a ring portion 311, and a support base 521 for rotational movement of the driving portion 400 ≪ / RTI > The closed state and the open state of the driving unit 400 can be stably maintained by fastening the fastening protrusion 440 of the driving unit 400 and the fastening groove 515 of the metal fitting 500.

The fastening protrusion 440 of the driving part 400 and the fastening groove 515 of the metal fitting 500 in the closed state of the driving part 400 will now be described in detail with reference to a perspective view.

6 is a perspective view of a metal fitting included in a connector for a flexible cable according to an embodiment of the present invention. 7 to 9 are partial perspective views of the connector for a flexible cable according to an embodiment of the present invention, viewed from different directions.

5 to 9, the relationship between the function of the metal fitting included in the connector for a flexible cable according to an embodiment of the present invention and the other components will be described in detail. The connector for a flexible cable according to the present embodiment is substantially the same as the connector for a flexible cable in Figs. 1 to 4 described above. Therefore, the same reference numerals refer to the same components, and redundant description of the same components can be omitted. On the other hand, the description according to the present embodiment will be described in detail with respect to the points not described in Figs. 1 to 4 described above.

6 is a perspective view of a metal fitting 500 included in a connector for a flexible cable according to an embodiment of the present invention. The first cover part 520 and the second cover part 530 may cover the upper surface and the lower surface of the housing 110, respectively. Also, the engaging groove 515 can prevent the engaging projection 440 of the driving unit 400 disposed in the engaging groove 515 from coming off. Meanwhile, the second cover part 530 may be disposed on the lower surface of the housing 110 and may be mounted on the printed circuit board.

FIGS. 7 to 9 are partial perspective views showing a metal fitting 500 including a connector for a flexible cable according to an embodiment of the present invention. FIG. 7 is a perspective view seen from the top, FIG. 8 is a perspective view seen from the front, and FIG. 9 is a perspective view of the driver 400 viewed from the open state.

7 and 8, it can be seen that the fastening protrusion 440 of the driving unit 400 is disposed in the fastening groove 515 of the metal fitting 500 to keep the driving unit 400 in a closed state. Referring again to FIG. 8, the fastening protrusion 440 is shown as having a triangular shape when viewed from the front, but is not limited thereto. Therefore, the fastening protrusion 440 is disposed in the fastening groove 515, so that the fastening protrusion 440 can be applied without restriction as long as the fastening protrusion 440 can be physically prevented from moving. Although the upper surface of the fastening protrusion 440 and the first fastening surface 511 of the fastening recess 515 are shown in contact with each other and physically supported, the present invention is not limited thereto. In addition, the fastening protrusion 440 can be in non-contact with the housing 110. That is, the fastening protrusion 440 can be disposed only in the fastening groove 515 of the metal fitting 500. Accordingly, the connector for a flexible cable according to the present invention is configured such that the open and closed states of the driving unit 400 are connected to one component corresponding to the fastening protrusion 440, specifically, the fastening groove 515 of the metal fitting 500 . Therefore, such control can be performed more quickly and easily.

The first cover part 520 of the metal fitting 500 may be in contact with the upper surface of the adjacent housing 110 and the second cover part 530 may be in contact with the lower surface of the adjacent housing 110. More specifically, the metal fitting 500 inserted into the metal fitting insertion groove 111 can be inserted into the housing 110 (or 110) by using the first cover part 520 and the second cover part 530, The upper surface and the lower surface. In this way, the metal fitting 500 according to the present invention can be physically more securely fixed within the housing 110.

Referring to FIG. 9, the shape of the metal fitting 500 when the driver 400 is kept open can be confirmed. Meanwhile, the cable fixing grooves 113 are staggered with the fixing tabs 613 formed on the side of the inserted flexible cable 600, thereby preventing the inserted flexible cable 600 from deviating.

10 is a cross-sectional view illustrating steps of driving a connector for a flexible cable according to an embodiment of the present invention. 10A is a cross-sectional view showing a step in which the flexible cable 600 is inserted into the housing 110 in a state in which the driving unit 400 of the connector for the flexible cable is completely opened. 10 (b) is a cross-sectional view showing the step of moving the drive unit 400 of the flexible cable connector in a closed state. 10 (c) is a cross-sectional view showing a state in which the driving part 400 of the connector for a flexible cable is completely closed.

10, the rotation shaft (supporting shaft 420 in FIG. 10) of the driving unit 400 is supported by the recess 210 of the first contact 200 and the hook 311 of the second contact 300, It can be seen that the driving unit 400 is rotated in the closed state (c) from the state (a) in the open state by rotating the driving unit 400 about the rotation axis. The driving unit 400 can press the flexible cable 600 in the closed state (c) to electrically contact the lower surface of the flexible cable 600 and the first and second contact portions 221 and 321.

Since the coupling groove 515 of the metal fitting 500 included in the connector for a flexible cable according to the present invention includes the first coupling surface 511 and the second coupling surface 513, It is possible to stably maintain the position of the display unit 400. These effects will be described in detail with reference to FIG.

11 is a cross-sectional view for explaining the effect of the metal fitting included in the connector for a flexible cable according to the present invention. Fig. 11 shows a case where the connector for a flexible cable includes a metal fitting.

11A is a sectional view showing the case where the first and second contact portions 211 and 321 are positioned forward of the support shaft 420 as the rotation axis in a state in which the drive portion 400 is closed. b are sectional views showing the case where the first and second contact portions 211 and 321 are located behind the support shaft 420 which is the rotation axis in a state in which the drive portion 400 is closed.

11, in the case (a) where the first and second contact portions 211 and 321 are positioned forward of the support shaft 420 as the rotation axis, the flexible cable 600 may be bent upward, (400) may be heard above the normal position. In contrast, in the case (b) where the first and second contact portions 211 and 321 are located behind the support shaft 420 as the rotation shaft, the flexible cable 600 may be bent downward, 400 may be bent downward from the normal position.

That is, in the connector for a flexible cable, in accordance with the positional relationship between the first and second contact portions 211 and 321 and the rotation axis (the support shaft 420 in FIG. 11), the drive portion 400 is moved to the normal position (Refer to the position of the light source 400).

However, the engagement groove 515 of the metal fitting 500 included in the flexible cable connector according to the present invention may include the first and second engagement surfaces 511 and 513 facing each other as described above. Therefore, when the first and second contact portions 211 and 321 are positioned forward of the support shaft 420 as the rotation axis, the first engagement surface 511 in the engagement groove 515 is positioned on the front side of the drive unit 400 The rise of the fastening protrusion 440 can be prevented, and the driver 400 can be prevented from being lifted above the normal state. Conversely, when the first and second contact portions 211 and 321 are positioned behind the support shaft 420 as the rotation axis, the second engagement surface 513 in the engagement groove 515 is located at the rear side of the drive shaft 440 It is possible to prevent the downward movement of the fastening protrusion 440 and prevent the driver 400 from sagging downward than the normal state.

12 to 15 are cross-sectional views illustrating steps of assembling a connector for a flexible cable according to an embodiment of the present invention. 12 is a cross-sectional view illustrating a step in which the first contact 200 is assembled with the housing 110 and FIG. 13 is a cross-sectional view illustrating a step in which the driving unit 400 is supported by the first contact 200 and assembled with the housing 110 14 is a cross-sectional view illustrating a step in which the second contact 300 is inserted into the housing 110 to be engaged with and assembled with the driving unit 400, and FIG. 15 is a cross-sectional view illustrating a state in which the metal fitting 500 is inserted into the housing 110 and assembled with the driving unit 400. As shown in FIG.

Referring to FIG. 12, the first contact 200 may be inserted into the prepared housing 110. Referring to FIGS. 1 and 12 again, the first contact 200 may be inserted into the contact insertion portion 115 formed at the rear of the housing 110 along the direction of the arrow in FIG. 12 (a).

Referring to FIG. 13, the housing 110 in which the first contact 200 is inserted and the driving unit 400 may be assembled. 1 and 13, the driving unit 400 may be disposed in the housing 110 in the Z1 direction, and the supporting shaft 420 may be disposed in the lower portion of the concave portion 211 of the first contact 200 As shown in FIG. Accordingly, as described above, the upper surface of the support shaft 420 can be physically supported through the concave surface of the concave portion 211 during the rotation of the driving unit 400.

14, as the second contact 300 is inserted in the direction of the arrow as shown in FIG. 14A, the driving part 400 can be completely opened due to the hook 311 . The second contact 300 can be inserted into the housing 110 through the elasticity of the upper surface of the driving part 400 and the support ring 430. [ As shown in FIG. 14 (b), the inserted second contact 300 and the driving unit 400 are arranged such that the support ring 430 extending downward and the ring portion 311 extending upward are staggered from each other Lt; RTI ID = 0.0 > physically < / RTI >

15 (a), the metal fitting 500 can be inserted into the housing 110 along the direction of the arrow shown. 15 (b), the driver 400 in the open state can be switched to the closed state by fastening the fastening protrusion 440 into the fastening groove 515 of the metal fitting 500. [

16 is a cross-sectional view illustrating a cable jaw included in a connector for a flexible cable according to an embodiment of the present invention.

16, the flexible cable 600 may include a cover film 614, a contact pad 613, a base film 612, and a reinforcing plate 611 that are sequentially stacked.

The cover film 614 can protect the lower surface of the contact pad 613 and the base film 612 can protect the upper surface of the contact pad 613 and the reinforcing plate 611 can protect the upper surface of the flexible cable 600 Physical strength can be improved.

In this embodiment, a part of the lower surface of the contact pad 613 can be exposed through removal of a part of the cover film 614. [ A part of the lower surface of the exposed contact pad 613 can make electrical contact with the second contact portion 321 (or, although not shown, the first contact portion 221). As can be seen from the circle a formed by the dotted line, the cut surface of the cover film 614 and the jaw surface of the cable jaw 117 are in contact with each other.

That is, the connector for a flexible cable according to the present embodiment has a structure in which the cover film 614 is disposed up to the cable-locking step 117 in the housing 110, and the cut surface of the cover film 614 and the jaw surface of the cable- The contact with the outside of the contact pad 613 can be reduced as much as possible. With this structure, even if foreign matter penetrates between the lower surface of the flexible cable 600 and the upper surface of the cable hooking jaw 117 of the housing 110, a short phenomenon due to the foreign matter can be prevented.

17 is a cross-sectional view of a connector for a flexible cable according to another embodiment of the present invention. The connector for a flexible cable according to the present embodiment is substantially the same as the connector for a flexible cable according to the embodiment described above except for the shapes of the first and second contacts included in the first and second contacts . Therefore, the same reference numerals as those of the above-described embodiment refer to the same elements, and redundant description of the same elements is omitted.

Referring to FIG. 17, the second contact 300 may include multiple contacts 322 in the lower region. The multiple contact portion 322 may include a first projection 322a and a second projection 322b. The first protrusion 322a can have a relatively large size as compared with the second protrusion 322b. In other words, when the flexible cable is inserted, the first projection 322a can be arranged to be relatively adjacent to the flexible cable as compared with the second projection 322b. However, the present invention is not limited thereto. Accordingly, the second projection 322b may have the same size as the first projection 322a, or may have a relatively large size.

18 is a cross-sectional view of a connector for a flexible cable according to another embodiment of the present invention. The connector for a flexible cable according to the present embodiment is substantially the same as the connector for a flexible cable according to the embodiment described above except for the shape of the fastening groove 515 of the metal fitting 500. [ Therefore, the same reference numerals as those of the above-described embodiment refer to the same elements, and redundant description of the same elements is omitted.

Referring to FIG. 18, the fastening groove 515 may include a first fastening surface 511, a second fastening surface 513, a third fastening surface 517, and a fourth fastening surface 519.

Since the engaging groove 515 of the metal fitting 500 according to the present embodiment includes four engaging faces 511, 513, 517 and 519 connected to each other, the engaging recesses 515 of the engaging protrusions 440 disposed in the engaging recesses 515 All of the fastening surfaces 511, 513, 517 and 519 can be disposed on the slopes. Further, although the engaging groove 515 is shown as including the spacing distance from the engaging projection 440, it is not limited thereto. The fastening groove 515 can determine the size of the groove in consideration of the size of the fastening protrusion 440 to be fastened so that the fastening surfaces 511, 513, 517, 519 included in the fastening groove 515 are fastened The size of the engagement groove 515 can be determined so as to be in contact with the projection 440. [ In this case, since the engaging protrusions 440 of the driving unit 400 are supported by the engaging recesses 515, the engaging protrusions 440 can be held in a more firmly closed state.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, You will understand. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

110: Housing
200: first contact
300: second contact
400:
500: metal fitting
600: Flexible cable

Claims (20)

A housing including a cable arrangement portion on which a flexible cable is disposed, a contact insertion portion on the back side, and a metal fitting insertion groove on both sides of the front side;
A first contact inserted into the contact insertion portion and including a first extension portion having a concave portion at one end thereof in the upper region and a first contact portion in contact with the flexible cable in the lower region;
A second contact inserted into the contact insertion portion and including a second extension portion having a ring at one end thereof in an upper region and a second contact portion in a lower region in contact with the flexible cable;
A support shaft for supporting a part of the concave portion and a support ring for engaging with the ring portion; and a rotation protrusion for forming the support shaft and the support ring and the rotation shaft on both rear sides, A driving part including a pressing part for electrically contacting the flexible cable with the first and second contact parts in front and including fastening protrusions on both sides of the pressing part; And
And a metal fitting inserted into the metal fitting insertion groove and including a coupling groove to be engaged with the coupling projection at the front and including a support base at the rear for supporting an upper surface of the rotation projection. The method according to claim 1,
Wherein the fastening groove includes a first fastening surface and a second fastening surface, and at least one of the first fastening surface and the second fastening surface contacts the fastening protrusion. 3. The method of claim 2,
Wherein the first fastening surface and the second fastening surface are opposed to each other, the first fastening surface is in contact with the upper surface of the fastening protrusion, and the second fastening surface is in contact with the lower surface of the fastening protrusion. 3. The method of claim 2,
Wherein the fastening groove further comprises a third fastening surface and a fourth fastening surface facing the third fastening surface, wherein the first to fourth fastening surfaces are connected to each other, and the fastening protrusions A connector for a flexible cable arranged in each direction. The method according to claim 1,
And the fastening protrusion is not in contact with the housing. The method according to claim 1,
Wherein the metal fitting includes a first cover portion that is in direct contact with an upper surface of the housing to cover an upper surface of the housing, and a second cover portion that directly contacts the lower surface of the housing to cover a lower surface of the housing. The method according to claim 6,
And the first cover portion and the second cover portion face each other. The method according to claim 6,
Wherein the first cover portion and the second cover portion extend in a direction opposite to a direction in which the driving portion is disposed. A housing including a cable arrangement portion on which a flexible cable is disposed, a contact insertion portion on the back side, and a metal fitting insertion groove on both sides of the front side;
And a first contact portion inserted into the contact insertion portion and including a first extension portion having a concave portion formed at one end thereof in an upper region and having a first contact portion in contact with the flexible cable,
A second contact portion inserted into the contact insertion portion and including a second extension portion having a ring portion at one end thereof in an upper region and a second contact portion in contact with the flexible cable in a second region,
A support shaft for supporting a part of the concave portion and a support ring for engaging with the ring portion; and a rotation protrusion for forming the support shaft and the support ring and the rotation shaft on both rear sides, A driving part including a pressing part for electrically contacting the flexible cable and the first and second contact parts at a front side and including a fastening projection on both front sides; And
A first cover portion extending from the body portion and directly contacting with an upper surface of the housing, and a second cover portion contacting the lower surface of the housing directly, wherein the body portion is inserted into the metal fitting insertion groove, And a metal fitting for supporting a top surface of the metal fitting. 10. The method of claim 9,
And the first cover portion and the second cover portion face each other. 10. The method of claim 9,
Wherein the first cover portion and the second cover portion extend in a direction opposite to a direction in which the driving portion is disposed. 12. The method of claim 11,
Wherein an extension length of the first cover portion is shorter than an extension length of the second cover portion
Connector for flexible cable. 10. The method of claim 9,
Wherein the metal fitting includes an interval between the metal fitting and the housing. A housing including a cable arrangement portion on which a flexible cable is disposed, a contact insertion portion on the back side, and a metal fitting insertion groove on both sides of the front side;
A plurality of contacts inserted into the contact insertion portion;
A driving unit including a rotation projection on both rear sides and including a pressing portion forwardly rotating about the rotation projection to electrically contact the flexible cable and the plurality of contacts and including fastening projections on both sides of the pressing portion; And
And a metal fitting inserted in the metal fitting insertion groove and including a fastening groove that is fastened to the fastening protrusion and maintains the closed state of the driving unit at a front side and includes a support base for supporting an upper surface of the rotation protrusion at a rear side, Connectors for cables. 15. The method of claim 14,
Wherein the fastening groove includes a first fastening surface and a second fastening surface, and at least one of the first fastening surface and the second fastening surface contacts the fastening protrusion. 16. The method of claim 15,
Wherein the first fastening surface and the second fastening surface are opposed to each other, the first fastening surface is in contact with the upper surface of the fastening protrusion, and the second fastening surface is in contact with the lower surface of the fastening protrusion. 16. The method of claim 15,
Wherein the fastening grooves further include a third fastening surface and a fourth fastening surface facing the third fastening surface, wherein the first to fourth fastening surfaces are connected to each other, and the fastening protrusions fastened to the fastening recesses Respectively, of the flexible cable. 15. The method of claim 14,
And the fastening protrusion is not in contact with the housing. 15. The method of claim 14,
Wherein the metal fitting includes a first cover portion that is in direct contact with an upper surface of the housing to cover the upper surface of the housing and a second cover portion that directly contacts the lower surface of the housing to cover the lower surface of the housing,
And the first cover portion and the second cover portion face each other. 20. The method of claim 19,
Wherein the first cover portion and the second cover portion extend in a direction opposite to a direction in which the driving portion is disposed.

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