TWI734290B - Light source connection module and connector thereof - Google Patents

Abstract

The present invention provides a light source connection module and connector thereof applied to a light emitting unit. The light source connection module includes a cover, a flexible flat cable and a first connection unit. The flexible flat cable contains a conductor. The conductor is capable of transmitting a signal to the light emitting unit. The conductor selectively forms a contact electrode so that the conductor can transmit signals to the light-emitting unit through the contact electrode. The first connection unit includes a substrate, an electrode, and a fastener. The substrate is provided with a flexible flat cable. The two sides of the substrate are provided with fasteners, and the electrodes are disposed on the substrate. One end of the electrode can be connected to the light emitting unit and the other end of the electrode is connected to one end of the contact electrode or the other end of the electrode is directly connected to the conductor. Wherein, the cover is combined with the first connection unit to cover the flexible flat cable with a part of the contact electrode.

Description

Light source connection module and its connector

The present invention relates to the technical field of a connector, in particular to a light source connection module applied to a light source and its connector.

Traditionally, in the composition of a liquid crystal display panel, in addition to the liquid crystal layer, the main component is the light-emitting layer (or called the backlight panel). The liquid crystal layer needs to pass through the light-emitting layer to display the picture.

The prior art backlight layer is composed of multiple groups of light emitting diode modules, which are distributed under the liquid crystal layer and act on the liquid crystal layer by the surface light source generated by the light emitting diode.

Multiple groups of light-emitting diode modules are connected through a cable. Since the LCD panels have different sizes, the light-emitting diode modules need to be customized according to the size, so the circuit layout design There are limitations; in addition, if the light-emitting diode module is damaged, the entire set must be replaced, which is expensive and difficult to replace.

In view of this, the present invention proposes a light source connection module to solve the deficiencies of the conventional technology.

The first object of the present invention is to provide a light source connection module, which is applied to a light-emitting unit and can be easily deployed in any position of the flexible flat cable.

The second object of the present invention is that according to the above-mentioned light source connection module, it can be applied to light-emitting units of different sizes through unlimited serial connection.

The third object of the present invention is based on the above-mentioned light source connection module, the cover is detachable, which is convenient for assembly and maintenance.

The fourth object of the present invention is based on the above-mentioned light source connection module. The connection unit can be arranged at the end, connection and external connection of the flexible flat cable. The end of the connection is the terminal and external connection for connecting external control units, The power unit or another connection unit.

The fifth object of the present invention is to provide a light source connector, which can be connected to a single-sided or double-sided light-emitting unit or to an external control unit, a power unit, or another connection unit.

In order to achieve the above objectives and other objectives, the present invention provides a light source connection module applied to a light emitting unit. The light source connection module includes a cover, a flexible flat cable and a first connection unit. The flexible flat cable contains a conductor. The conductor can transmit a signal to the light-emitting unit. Wherein, the conductor selectively forms a contact electrode, so that the conductor can transmit the signal to the light-emitting unit through the contact electrode. The first connection unit includes a substrate, an electrode and a fastener. The substrate is provided with a flexible flat cable. Two sides of the substrate are provided with fasteners, and the electrodes are provided on the substrate. Wherein, one end of the electrode can be connected to the light-emitting unit and the other end of the electrode is connected to one end of the contact electrode or the other end of the electrode is directly connected to a conductor. Wherein, the cover body is combined with the first connection unit to cover a part of the flexible flat cable with the contact electrode.

In order to achieve the above objectives and other objectives, the present invention provides a light source connector applied to a light emitting unit and a flexible flat cable. The light source connector includes a cover and a first connection unit. The first connection unit includes a substrate, an electrode, and a fastener. The substrate can be provided with a flexible flat cable. The two sides of the substrate are provided with fasteners and the electrodes are provided on the substrate. Wherein, one end of the electrode can be connected to the light-emitting unit and the other end of the electrode is connected to one end of the contact electrode or the other end of the electrode is directly connected to a conductor. Wherein, the cover body is combined with the first connection unit to more cover a part of the flexible flat cable with the contact electrode.

Compared with the conventional technology, the light source connection module of the present invention provides different connection units, which can be applied to flexible flat cables of different lengths, and can design the backlight module according to the change of the size. In addition, the connector of the present invention provides a modular bridging between a flexible flat cable and a light-emitting unit (such as a light-emitting diode module) and can be easily configured and maintained.

2: Flexible flat cable

22: Conductor

42, 44: light-emitting unit

6: Shell

8: circuit board

10: First light source connector

102, 122, 142: the first connection unit

1022, 1222, 1422: substrate

1024, 1224, 1424: electrode

1026, 1226, 1426: fasteners

1428: Joint

104, 124, 144: cover

1042, 1242: bump

1028, 1228, 1442: broken hole

12: Second light source connector

14: Third light source connector

24: The first wire segment

26: second wire segment

28: Third wire segment

242, 262: Contact electrode

244, 264: positioning hole

FIG. 1 is a schematic diagram of the configuration of a light source connection module according to an embodiment of the present invention.

FIG. 2 is a schematic diagram illustrating the structure of the first light source connector of FIG. 1 of the present invention.

Fig. 3(a) is a schematic diagram illustrating the structure of the first connector of Fig. 2 of the present invention.

Fig. 3(b) is a schematic diagram illustrating the structure of the flexible flat cable of Fig. 1 of the present invention.

FIG. 3(c) is a schematic diagram illustrating the structure of the light-emitting unit combined electrode and the fastener in FIG. 2 of the present invention.

4 is a schematic diagram illustrating the structure of the second light source connector of FIG. 1 of the present invention.

Fig. 5(a) is a schematic diagram illustrating the structure of the first connector of Fig. 4 of the present invention.

Fig. 5(b) is a schematic diagram illustrating the structure of the flexible flat cable of Fig. 1 of the present invention.

FIG. 5(c) is a schematic diagram illustrating the structure of the light-emitting unit combined electrode and the fastener of FIG. 4 of the present invention.

FIG. 6 is a schematic diagram illustrating the structure of the third light source connector of FIG. 1 of the present invention.

Fig. 7(a) is a schematic diagram illustrating the structure of the substrate of Fig. 6 combined with a flexible flat cable according to the present invention.

Fig. 7(b) is a schematic diagram illustrating the structure of the substrate of Fig. 1 of the present invention.

Fig. 7(c) is a schematic diagram illustrating the structure of the second connecting unit of Fig. 6 of the present invention.

FIG. 8 is a schematic diagram illustrating the combination of the first connector of FIG. 2 with the light-emitting unit and the flexible flat cable according to the present invention.

FIG. 9 is a schematic diagram illustrating the combination of the first connector of FIG. 6 with the light-emitting unit and the flexible flat cable according to the present invention.

In order to fully understand the purpose, features and effects of the present invention, the following specific embodiments are used in conjunction with the accompanying drawings to give a detailed description of the present invention. The description is as follows.

In the present invention, "one" or "one" is used to describe the units, elements and components described herein. This is just for the convenience of description and provides a general meaning to the scope of the present invention. Therefore, unless it is clearly stated otherwise, this description should be understood to include one or at least one, and the singular number also includes the plural number.

In the present invention, the terms "including", "including", "having", "containing" or any other similar terms are intended to cover non-exclusive inclusions. For example, an element, structure, product, or device that contains a plurality of elements is not limited to the elements listed in this article, but may include the element, structure, product, or device that is not explicitly listed but is usually inherent in the element, structure, product, or device. Other requirements. In addition, unless there is a clear statement to the contrary, the term "or" refers to the inclusive "or" rather than the exclusive "or".

Please refer to FIG. 1, which is a schematic diagram of the configuration of a light source connection module according to an embodiment of the present invention. In FIG. 1, the light source connection module is composed of a flexible flat cable 2, a first light source connector 10, a second light source connector 12 and a third light source connector 14. The length of the flexible flat cable 2 and the number of the light source connectors 10, 12, 14 are not limited, and the number and length disclosed here are only for illustrative purposes. In addition, the flexible flat cable 2 between the light source connectors 10, 12, and 14 may be continuous or separated. The flexible flat cable 2 includes a conductor 22. The conductor 22 can transmit a signal (power signal, control signal, etc.) to the light-emitting units 42, 44. In another embodiment, the conductor 22 may additionally form a contact electrode, so that the conductor 22 can transmit signals to the light-emitting units 42 and 44 through the contact electrode. In addition, in this embodiment, the two ends of the light emitting units 42, 44 are taken as an example. In another embodiment, the light emitting units 42, 44 can be changed from two ends to one end.

In FIG. 1, the first light source connector 10 is a two-end outlet type, so that the flexible flat cable 2 is one in and one out; the second light source connector 12 is a single-end type (or terminal type), and is arranged at The end of the flexible flat cable 2; and, the third light source connector 14 is an external connection type for connecting an external circuit board 8, a power unit (such as a power supply, etc.) or a control unit (such as a backlight module driving circuit) Wait). In another embodiment, the third light source connector 14 is further locked to the housing 6.

Referring to FIG. 2 together, it is a schematic diagram illustrating the structure of the first embodiment of the light source connector of FIG. 1 of the present invention. The first light source connector 10 includes a first connection unit 102 and a cover 104.

Referring to FIG. 3(a) together, it is a schematic diagram illustrating the structure of the first connector of FIG. 2 of the present invention. In FIG. 3( a ), the first connection unit 102 further includes a substrate 1022, an electrode 1024 and a fastener 1026.

Two sides of the substrate 1022 are provided with fasteners 1026 and electrodes 1024 are provided on the substrate 1022. Here, the number of the fastener 1026 and the electrode 1024 is illustrated by taking four as an example. In other embodiments, the aforementioned number may not be limited. Moreover, one end of each electrode 1024 can be connected to the light-emitting units 42, 44 and the other end of the electrode 1024 is connected to the contact electrode 242 mentioned later. In another embodiment, the cover 104 forms a protrusion 1042 and the fastener 1026 forms a hole 1028. The cover 104 can be fixed to the first connecting unit 102 by combining the bump 1042 with the hole 1028. In another embodiment, the cover body may also be formed with holes and fasteners forming protrusions and holes combined with protrusions to fix the cover body 104 to the first connecting unit 102.

The substrate 1022 is provided with a flexible flat cable 2, and referring to FIG. 3(b) together, it is a schematic diagram illustrating the structure of the flexible flat cable of FIG. 1 of the present invention. In FIG. 3( b ), for ease of description, the flexible flat cable 2 is referred to as a first wire segment 24, and the first wire segment 24 refers to a part suitable for the first connecting unit 102. The first wire segment 24 is located at a place of the flexible flat cable 2, and the flexible flat cable 2 further includes s. The contact electrode 242 disconnects the conductor 22 so that the two ends of the conductor 22 are not electrically connected. In this embodiment, the contact electrode 242 adopts a clip structure. In other embodiments, the contact electrode 242 may have other forms. The contact electrode 242 can hold the electrode 1024. In addition, the positioning hole 244 can provide the flexible flat cable 2 to be stably arranged on the substrate 1022.

3(c) is a schematic diagram illustrating the structure of the light-emitting unit combined electrode and the fastener in FIG. 2 of the present invention. In FIG. 3(c), the fastener 1026 is used to fix the light emitting units 42, 44. In addition to fixing, in another embodiment, the fastener 1026 can also be used for grounding. electrode One end of the 1024 is connected to the light-emitting units 42, 44 for receiving signals from the other end of the electrode 1024 (such as power signals or driving signals).

Returning to FIG. 2, after the cover 104 is combined with the first connection unit 102, the cover 104 and the first connection unit 104 will cover a part of the flexible flat cable with the contact electrode 242, which can be used for functions such as protection and facilitating maintenance.

Referring to FIG. 4 together, it is a schematic diagram illustrating the structure of the second light source connector of FIG. 1 of the present invention. In FIG. 4, the second light source connector 12 includes a first connection unit 122 and a cover 124. The difference between this embodiment and the previous embodiment is that this embodiment is suitable for the position of the end of the flexible flat cable 2.

Referring to FIG. 5(a) together, it is a schematic diagram illustrating the structure of the first connector of FIG. 4 of the present invention. In FIG. 5( a ), the first connection unit 122 further includes a substrate 1222, an electrode 1224 and a fastener 1226.

Two sides of the substrate 1222 are provided with fasteners 1226 and electrodes 1224 on the substrate 1222. Here, the number of the fasteners 1226 and the electrodes 1224 is described by taking four as an example. In other embodiments, the aforementioned number may not be limited. Moreover, one end of each electrode 1224 can be connected to the light-emitting units 42, 44 and the other end of the electrode 1024 is connected to the contact electrode 262 mentioned later. In another embodiment, the cover 124 forms a protrusion 1242 and the fastener 1226 forms a hole 1228. The cover 104 can be fixed to the first connecting unit 102 by combining the bump 1242 with the hole 1228. In another embodiment, the cover 124 may also be formed with holes and the fastener 1026 to form bumps, and the holes may be combined with the bumps to fix the cover 104 to the first connecting unit 102.

The substrate 1222 is provided with a flexible flat cable 2, and referring to FIG. 5(b) together, it is a schematic diagram illustrating the structure of the flexible flat cable of FIG. 1 of the present invention. In Figure 5(b), for ease of illustration, the flexible flat The flat cable 2 is referred to as a second wire segment 26, and the second wire segment 26 refers to a part suitable for the first connecting unit 122. The second wire segment 26 is located at a place of the flexible flat cable 2, and the flexible flat cable 2 further includes a contact electrode 262 and a positioning hole 264. In this embodiment, the contact electrode 242 adopts a clip structure. In other embodiments, the contact electrode 242 may have other forms. The contact electrode 242 can hold the electrode 1224. In addition, the positioning hole 264 can provide the flexible flat cable 2 to be stably arranged on the substrate 1222.

5(c) is a schematic diagram illustrating the structure of the light-emitting unit combined electrode and the fastener in FIG. 4 of the present invention. In FIG. 5(c), the fastener 1226 is used to fix the light-emitting units 42, 44. In addition to fixing, in another embodiment, the fastener 1226 can also be used for grounding. One end of the electrode 1224 is connected to the light-emitting units 42, 44 for receiving signals from the other end of the electrode 1224 (for example, a power signal or a driving signal, etc.).

Also refer to FIG. 8, after the cover 104 is combined with the first connection unit 102, the cover 104 and the first connection unit 102 will cover a part of the flexible flat cable with the contact electrode 242, which can be used for protection and facilitating maintenance and other functions. .

Referring to FIG. 6 together, it is a schematic diagram illustrating the structure of the third light source connector of FIG. 1 of the present invention. In FIG. 6, the third light source connector 14 includes a first connection unit 142 and a cover 144. The difference between this embodiment and the previous embodiment is that this embodiment is suitable for the position where the flexible flat cable 2 is used to connect to the circuit board 8.

Refer to Figures 7(a) and 7(b) together. FIG. 7(a) is a schematic diagram illustrating the structure of the substrate of FIG. 5 combined with a flexible flat cable according to the present invention, and FIG. 7(b) is a schematic diagram illustrating the structure of the substrate of FIG. 1 of the present invention.

The first connection unit 142 further includes a substrate 1422, an electrode 1424, and a fastener 1426.

Two sides of the substrate 1422 are provided with fasteners 1426 and electrodes 1424 on the substrate 1422. Here, the number of the fasteners 1426 and the electrodes 1424 is illustrated by taking four as an example. In other embodiments, the aforementioned number may not be limited. In addition, one end of each electrode 1424 is directly connected to the conductor 22.

In another embodiment, the cover 144 forms a hole 1442 and the fastener 1426 forms an elastic sheet. The cover 144 can be fixed to the first connecting unit 142 by the hole 1442 and the fastener 1426. In another embodiment, the cover 124 may also be formed with elastic pieces and the fastener 1426 to form holes, and the holes may be combined with the elastic pieces to fix the cover 144 to the first connecting unit 142.

The aforementioned substrate 1422 is provided with a flexible flat cable 2. The flexible flat cable 2 is referred to as a third wire segment 28, and the third wire segment 28 refers to a part suitable for the first connection unit 142. The third wire segment 28 is located at a place of the flexible flat cable 2, the flexible flat cable 2 exposes the conductor 22 to the electrode 1424, and the conductor 22 is electrically connected to the electrode 1424.

7(c) is a schematic diagram illustrating the structure of the second connecting unit of FIG. 6 of the present invention. In FIG. 7( c ), the second connection unit 16 passes through the joint 1428 of the substrate 1422, so that one end 162 of the second connection unit 16 can be connected to the circuit board 8 and the other end 164 is electrically connected to the conductor 22.

Refer also to FIG. 9, after the cover 144 is combined with the first connection unit 142, the cover 104 and the first connection unit 104 will cover a part of the flexible flat cable with the contact electrode 242, which can be used for protection and facilitating maintenance. .

In the foregoing embodiment, the cover may further form an operating portion for picking up by an external force. For example, the operating parts are formed on both sides of the cover, which is convenient for the machine to grab.

The present invention has been disclosed in preferred embodiments above, 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 included in 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 flat cable

42, 44: light-emitting unit

6: Shell

8: circuit board

10: First light source connector

12: Second light source connector

14: Third light source connector

Claims (10)

A light source connection module is applied between a plurality of light emitting units. The light source connection module includes: a cover; a flexible flat cable with a conductor for transmitting signals to each of the light emitting units, wherein the conductor is selective A contact electrode is formed for the conductor to transmit the signal to the light-emitting unit through the contact electrode; and the first connection unit has a substrate, an electrode, and a fastener. The substrate is provided with the flexible flat cable, and two of the substrate The fastener is provided on the side, and the electrode is provided on the substrate, wherein one end of the electrode is for connecting the light-emitting unit and the other end of the electrode is connected to one end of the contact electrode or the other end of the electrode is directly connected to the conductor, the The electrode corresponds to the contact electrode or the conductor arrangement of the flexible flat cable; wherein the cover is combined with the first connection unit to cover the part of the flexible flat cable with the contact electrode, and the flexible flat cable The conductor or the contact electrode is connected in series to each of the light-emitting units through the electrode to transmit a signal to each of the light-emitting units. The light source connection module according to the first item of the scope of patent application, wherein the cover forms a bump and the fastener forms a hole, and the bump is combined with the hole to fix the cover to the first connecting unit Or, the cover body forms a hole and the buckle member forms a bump, and the hole is combined with the bump to fix the cover body to the first connecting unit. According to the light source connection module described in item 1 of the scope of patent application, a part of the fastening member is fixed to the light-emitting unit. The light source connection module described in item 1 of the scope of patent application, wherein the cover is formed with a hole and the fastener forms an elastic piece, and the hole is combined with the elastic piece to fix the cover to the first connecting unit; or Yes, the cover body forms an elastic piece and the substrate forms a hole, and the elastic piece is combined with the hole to fix the cover body to the first connecting unit. According to the light source connection module described in item 1 of the scope of patent application, the electrodes are plural and are respectively arranged on the corresponding sides of the substrate for connecting the conductor or connecting the conductor and the light-emitting unit. According to the light source connection module described in item 1 of the scope of patent application, the electrodes are plural, which are respectively arranged on the same side of the substrate for connecting the conductor or connecting the conductor and the light-emitting unit. According to the light source connection module described in item 1 of the scope of patent application, one end of the electrode is used to cover the conductor to electrically connect the conductor and the light-emitting unit. According to the light source connection module described in item 1 of the scope of patent application, the cover forms an operating part for picking up by an external force. The light source connection module described in item 1 of the scope of patent application further includes a second connection unit through the joint of the substrate. One end of the second connection unit is for connecting the circuit board and the other end is electrically connected to the conductor. A light source connector is applied to a plurality of light-emitting units and a flexible flat cable. The light-emitting units are connected in series through the flexible flat cable. The light source connector includes: a cover; and a first connection unit having a substrate , The electrode and the fastener, the substrate is provided with the flexible flat cable, the fastener is provided on both sides of the substrate, and the electrode is provided on the substrate, One end of the electrode is used to connect the light-emitting unit and the electrode. The other end of the electrode is connected to one end of the contact electrode or the other end of the electrode is directly connected to the conductor. The electrode corresponds to the contact electrode or the conductor of the flexible flat cable. Wherein the cover is combined with the first connection unit for covering the flexible flat cable with a part of the contact electrode, and the conductor or the contact electrode of the flexible flat cable is provided for serial connection through the electrode The light-emitting units transmit signals to each of the light-emitting units.

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