CN112909602A

CN112909602A - Light source connection module and connector thereof

Info

Publication number: CN112909602A
Application number: CN202010639406.XA
Authority: CN
Inventors: 林贤昌
Original assignee: P Two Electronic Technology Suzhou Co Ltd
Current assignee: P Two Electronic Technology Suzhou Co Ltd
Priority date: 2019-12-04
Filing date: 2020-07-06
Publication date: 2021-06-04
Anticipated expiration: 2040-07-06
Also published as: TW202123551A; CN112909602B; TWI734290B

Abstract

The invention relates to a light source connecting module and a connector thereof, which are applied to a light-emitting unit. The light source connecting module comprises a cover body, a flexible flat cable and a first connecting unit. The flexible flat cable includes conductors. The conductor can transmit a signal to the light emitting unit. The conductor selectively forms a contact electrode to enable the conductor to transmit signals to the light emitting unit through the contact electrode. The first connecting unit comprises 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 arranged on the substrate. Wherein one end of the electrode can be connected with the light-emitting unit and the other end of the electrode is connected with one end of the contact electrode or a direct connecting conductor at the other end of the electrode. The cover body is combined with the first connecting unit to cover one part of the flexible flat cable with the contact electrode.

Description

Light source connection module and connector thereof

[ technical field ] A method for producing a semiconductor device

The present invention relates to a connector, and more particularly, to a light source connecting module applied to a light source and a connector thereof.

[ background of the invention ]

Conventionally, the liquid crystal display panel is mainly composed of a light emitting layer (or referred to as a backlight) in addition to a liquid crystal layer. The liquid crystal layer needs to pass through the light emitting layer to display a picture.

The backlight layer in the prior art is composed of a plurality of groups of light emitting diode modules, and the light emitting diodes are distributed below the liquid crystal layer and act on the liquid crystal layer through a surface light source generated by the light emitting diodes.

The multiple groups of light emitting diode modules are connected through the flat cable, and because the liquid crystal display screen has different sizes, the light emitting diode modules need to be customized according to the sizes, so that the circuit layout design is limited; moreover, if the led module is damaged, the entire set of led modules must be replaced, which is expensive and difficult to replace.

In view of the above, the present invention provides a light source connection module and a connector thereof, which are used to solve the disadvantages of the prior art.

[ summary of the invention ]

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

The second objective of the present invention is to provide a light source connection module that can be applied to light emitting units of different sizes in an unlimited serial connection manner.

The third objective of the present invention is to provide the light source connection module, wherein the cover is detachable for easy assembly and maintenance.

A fourth object of the present invention is to provide the light source connection module, wherein the connection unit can be disposed at the terminal, the connection portion and the external connection portion of the flexible flat cable, and the terminal of the connection portion is a control unit, an electric power unit or another connection unit for connecting the terminal and the external connection portion to the outside.

A fifth object of the present invention is to provide a 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.

To achieve the above and other objects, the present invention provides a light source connection module for use in a light emitting unit. The light source connecting module comprises a cover body, a flexible flat cable and a first connecting unit. The flexible flat cable includes conductors. The conductor can transmit 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 connecting unit comprises 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 arranged on the substrate. Wherein one end of the electrode can be connected with the light-emitting unit and the other end of the electrode is connected with one end of the contact electrode or a direct connecting conductor at the other end of the electrode. The cover body is combined with the first connecting unit to cover one part of the flexible flat cable with the contact electrode.

To achieve the above and other objects, the present invention provides a connector for use in a light emitting unit and a flexible flat cable. The connector comprises a cover body and a first connecting unit. The first connecting unit comprises 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 arranged on the substrate. Wherein one end of the electrode can be connected with the light-emitting unit and the other end of the electrode is connected with one end of the contact electrode or a direct connecting conductor at the other end of the electrode. The cover body is combined with the first connecting unit to further cover a part of the flexible flat cable with the contact electrode.

Compared with the prior art, the light source connecting module provided by the invention provides different connecting units, can be applied to flexible flat cables with different lengths, and further can be used for designing the backlight module according to the change of the size. In addition, the connector of the present invention provides a modular bridge between the flexible flat cable and the light emitting unit (e.g., led module) to allow easy configuration and maintenance.

The specific techniques employed in the present invention will be further illustrated by the following examples and accompanying drawings.

[ description of the drawings ]

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

Fig. 2 is a schematic structural diagram illustrating the first light source connector of fig. 1 according to the present invention.

Fig. 3a is a schematic diagram illustrating a structure of the first connection unit of fig. 2 according to the present invention.

Fig. 3b is a schematic view illustrating the structure of the flexible flat cable of fig. 1 according to the present invention.

FIG. 3c is a schematic view illustrating the structure of the light emitting unit of FIG. 2 combining the electrode and the fastener.

Fig. 4 is a schematic diagram illustrating the second light source connector of fig. 1 according to the present invention.

Fig. 5a is a schematic structural view illustrating the first connection unit of fig. 4 according to the present invention.

Fig. 5b is a schematic view illustrating the structure of the flexible flat cable of fig. 1 according to the present invention.

FIG. 5c is a schematic view illustrating the structure of the light emitting unit of FIG. 4 combining electrodes and fasteners according to the present invention.

Fig. 6 is a schematic diagram illustrating a structure of the third light source connector of fig. 1 according to the present invention.

Fig. 7a is a schematic view illustrating a structure of the substrate-combined flexible flat cable of fig. 6 according to the present invention.

Fig. 7b is a schematic view illustrating the structure of the substrate of fig. 1 according to the present invention.

Fig. 7c is a schematic view illustrating the structure of the second connection unit of fig. 6 according to the present invention.

Fig. 8 is a schematic view illustrating the combination of the first light source connector of fig. 2 with the light emitting unit and the flexible flat cable according to the present invention.

Fig. 9 is a schematic view illustrating the combination of the third light source connector of fig. 6 with the light emitting unit and the flexible flat cable according to the present invention.

Description of the main element symbols:

2 Flexible flat cable

22 conductor

42. 44 light emitting unit

6 casing

8 circuit board

10 first light source connector

102. 122, 142 first connection unit

1022. 1222, 1422 substrate

1024. 1224, 1424 electrode

1026. 1226, 1426 fastener

1428 junction

104. 124, 144 cover

1042. 1242 bump

1028. 1228, 1442 hole

12 second light source connector

14 third light source connector

24 first conductor segment

26 second conductor segment

28 third conductor segment

242. 262 contact electrode

244. 264 positioning hole

[ detailed description ] embodiments

For a fuller understanding of the objects, features and advantages of the present invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

In the present disclosure, "a" or "an" is used to describe the units, elements and components described herein. This is done for convenience of illustration only and to provide a general sense of the scope of the invention. Thus, unless clearly indicated to the contrary, such description should be read to include one, at least one and the singular also includes the plural.

In the present disclosure, the terms "comprise," "include," "have," "contain," or any other similar terms are intended to cover non-exclusive inclusions. For example, an element, structure, article, or apparatus that comprises a plurality of elements is not limited to only those elements but may include other elements not expressly listed or inherent to such element, structure, article, or apparatus. In addition, unless expressly stated to the contrary, the term "or" is intended to mean an inclusive "or" rather than an exclusive "or".

Fig. 1 is a schematic configuration diagram of a light source connection module according to an embodiment of the 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 are disclosed herein for illustrative purposes only. In addition, the flexible flat cable 2 between the

light source connectors

10,12,14 may be continuous or separate. The flexible flat cable 2 includes conductors 22. The conductor 22 is capable of transmitting 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 to enable the conductor 22 to transmit signals to the

light emitting units

42,44 through the contact electrode. In addition, in the present embodiment, two ends of the

light emitting units

42 and 44 are illustrated as an example, and in another embodiment, two ends of the

light emitting units

42 and 44 may be changed into one end.

In fig. 1, the light source connector 10 is of a two-port outlet type, such that the flexible flat cable 2 is one in and one out; the light source connector 12 is a single-ended type (or called end type) and is disposed at an end of the flexible flat cable 2; the light source connector 14 is of an external connection type, and is used to connect an external circuit board 8, a power unit (such as a power supply) or a control unit (such as a backlight module driving circuit). In another embodiment, the light source connector 14 is further locked to the housing 6.

Referring to fig. 2, a first embodiment of the first light source connector of fig. 1 according to the present invention is illustrated. The first light source connector 10 includes a first connection unit 102 and a cover 104.

Fig. 3a is a schematic diagram illustrating a structure of the first connection unit shown in fig. 2 according to the present invention. In fig. 3a, the first connecting unit 102 further includes a substrate 1022, an electrode 1024, and a fastener 1026.

The fasteners 1026 and the electrodes 1024 are disposed on both sides of the substrate 1022. Here, the number of the fasteners 1026 and the electrodes 1024 is illustrated as four, but in other embodiments, the number may not be limited. Also, 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 the protrusion 1042 and the snap 1026 to form the hole 1028. The cover 104 can be fixed to the first connecting unit 102 by combining the protrusion 1042 with the broken hole 1028. In another embodiment, the cover may also be formed with holes and fasteners to form bumps and hole-combining bumps to fix the cover 104 to the first connecting unit 102.

The substrate 1022 is provided with the flexible flat cable 2, and fig. 3b is a schematic diagram illustrating the structure of the flexible flat cable of fig. 1 according to the present invention. In fig. 3b, for the convenience of explanation, the flexible flat cable 2 is referred to as a first wire segment 24, and the first wire segment 24 refers to a portion adapted to be used in the first connection unit 102. The first conductor segment 24 is located at one location of the flexible flat cable 2. The contact electrode 242 disconnects the conductor 22 so that both ends of the conductor 22 are not electrically connected. In the present embodiment, the contact electrode 242 is of a clip-type structure. In other embodiments, the contact electrode 242 may be in other forms. The contact electrodes 242 may grip electrodes 1024. Also, the positioning holes 244 can provide stable positioning of the flexible flat cable 2 on the substrate 1022.

Fig. 3c is a schematic view illustrating a structure of the light emitting unit of fig. 2 combining the electrode and the fastener according to the present invention. In fig. 3c, the fastener 1026 is used to fix the

light emitting units

42 and 44, and in another embodiment, the fastener 1026 may be used for grounding. One end of the electrode 1024 is connected to the

light emitting units

42 and 44 for receiving a signal (e.g., a power signal or a driving signal) from the other end of the electrode 1024.

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 cover a portion of the flexible flat cable having the contact electrode 242, which can be used for protection and maintenance.

Referring to fig. 4, a schematic structural diagram of the second light source connector of fig. 1 according to the present invention is shown. In fig. 4, the second light source connector 12 includes a first connecting unit 122 and a cover 124. The present embodiment differs from the foregoing embodiments in that the present embodiment is applied to the position of the end of the flexible flat cable 2.

Fig. 5a is a schematic diagram illustrating a structure of the first connection unit shown in fig. 4 according to the present invention. In fig. 5a, the first connecting unit 122 further includes a substrate 1222, an electrode 1224, and a fastener 1226.

The substrate 1222 has fasteners 1226 disposed on both sides and electrodes 1224 disposed on the substrate 1222. Here, the number of the fasteners 1226 and the electrodes 1224 is illustrated as four, but in other embodiments, the number may not be limited. Also, one end of each electrode 1224 can be connected to the

light emitting unit

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 the projection 1242 and the fastener 1226 forms the hole 1228. The cap 104 can be fixed to the first connection unit 102 by the projection 1242 in combination with the broken hole 1228. In another embodiment, the cover 124 may also be formed with holes and fasteners 1026 to form a protrusion, and the holes combine with the protrusion to fix the cover 104 to the first connecting unit 102.

The substrate 1222 is provided with the flexible flat cable 2, and fig. 5b is a schematic diagram illustrating the structure of the flexible flat cable of fig. 1 according to the present invention. In fig. 5b, for the convenience of description, the flexible flat cable 2 is referred to as a second wire segment 26, and the second wire segment 26 refers to a portion adapted to the first connecting unit 122. The second wire segment 26 is located at one position of the flexible flat cable 2, and the flexible flat cable 2 further includes a contact electrode 262 and a positioning hole 264. In the present embodiment, the contact electrode 242 is of a clip-type structure. In other embodiments, the contact electrode 242 may be in other forms. The contact electrode 242 may grip the electrode 1224. The positioning hole 264 can provide stable positioning of the flexible flat cable 2 on the substrate 1222.

FIG. 5c is a schematic view of the light-emitting unit of FIG. 4 with the electrode and the fastener being bonded. In fig. 5c, the fastener 1226 is used to be fixed to the

lighting units

42,44, and in addition to the fixation, in another embodiment, the fastener 1226 may also be used for grounding. One end of the electrode 1224 is connected to the

light emitting units

42,44 for receiving signals (such as power signals or driving signals) from the other end of the electrode 1224.

Referring to fig. 8, after the cover 104 is combined with the first connection unit 102, the cover 104 and the first connection unit 102 cover a portion of the flexible flat cable having the contact electrode 242, which can be used for protection and maintenance.

Fig. 6 is a schematic structural diagram of the third light source connector of fig. 1 according to the present invention. In fig. 6, the third light source connector 14 includes a first connecting unit 142 and a cover 144. The present embodiment differs from the foregoing embodiments in that the present embodiment is applied to a position where the flexible flat cable 2 is used for connecting the circuit board 8.

Reference is also made to fig. 7a and 7 b. Fig. 7a is a schematic view illustrating a structure of the substrate of fig. 5 combined with a flexible flat cable according to the present invention and fig. 7b is a schematic view illustrating a structure of the substrate of fig. 1 according to the present invention.

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

The substrate 1422 is provided with fasteners 1426 and electrodes 1424 disposed on both sides of the substrate 1422. Here, the number of the fasteners 1426 and the electrodes 1424 is four for illustration, but in other embodiments, the number is not limited. In addition, one end of each electrode 1424 is directly connected to the conductor 22.

In another embodiment, the cover 144 forms the hole 1442 and the fastener 1426 to form a spring. The cover 144 can be fixed to the first connection unit 142 through the hole 1442 and the snap 1426. In another embodiment, the cover 124 may also be formed with a spring and a fastener 1426 to form a hole, and the hole is combined with the spring to fix the cover 144 to the first connecting unit 142.

The aforementioned substrate 1422 is provided with the 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 portion adapted to the first connecting unit 142. The third wire segment 28 is located at one position of the flexible flat cable 2, the flexible flat cable 2 exposes the conductor 22 on the electrode 1424, and the conductor 22 is electrically connected to the electrode 1424.

Fig. 7c is a schematic diagram illustrating the structure of the second connection unit of fig. 6 according to the present invention. In fig. 7c, the second connecting unit 16 passes through the bonding opening 1428 of the substrate 1422, such that one end 162 of the second connecting unit 16 can be connected to the circuit board 8 and the other end 164 is electrically connected to the conductor 22.

Referring to fig. 9, after the cover 144 is combined with the first connecting unit 142, the cover 104 and the first connecting unit 104 cover a portion of the flexible flat cable having the contact electrode 242, which can be used for protection and maintenance.

In the foregoing embodiment, the cover may further form an operation portion for picking up an external force. For example, the operation portion is formed on both sides of the cover body, which facilitates the grabbing of the machine.

Although the present invention has been described with reference to particular embodiments, it will be understood by those skilled in the art that various changes in form, construction, features, methods and quantities may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A light source connection module applied to a light emitting unit, the light source connection module comprising:

a cover body;

a flexible flat cable having a conductor for transmitting a signal to the light emitting unit, wherein the conductor selectively forms a contact electrode for the conductor to transmit the signal to the light emitting unit through the contact electrode; and

the first connecting unit is provided with a substrate, an electrode and fasteners, the substrate is provided with the flexible flat cable, the fasteners are arranged on two sides of the substrate, and the electrode is arranged on the substrate, wherein one end of the electrode is used for connecting the light-emitting unit and the other end of the electrode to one end of the contact electrode or the other end of the electrode is directly connected with the conductor;

wherein the cover body is combined with the first connecting unit to cover the portion of the flexible flat cable having the contact electrode.

2. The light source connection module of claim 1, wherein the cover forms a protrusion and the fastener forms a hole, and the protrusion combines with the hole to fix the cover to the first connection unit.

3. The light source connection module of claim 1, wherein the cover defines a hole and the fastener defines a protrusion, and the hole engages the protrusion to secure the cover to the first connection unit.

4. The light source connection module of claim 1, wherein a portion of the fastener is configured to be fastened to the light emitting unit.

5. The light source connection module of claim 1, wherein the cover forms a hole and the fastener forms a spring, and the hole is combined with the spring to fix the cover to the first connection unit.

6. The light source connection module of claim 1, wherein the cover forms a spring and the substrate forms a hole, and the spring engages the hole to secure the cover to the first connection unit.

7. The light source connection module of claim 1, wherein the plurality of electrodes are respectively disposed on corresponding sides of the substrate for connecting the conductors or connecting the conductors and the light emitting units.

8. The light source connection module of claim 1, wherein the plurality of electrodes are respectively disposed on a same side of the substrate for connecting the conductor or connecting the conductor and the light emitting unit.

9. The light source connection module of claim 1, wherein one end of the electrode is used for covering the conductor to electrically connect the conductor and the light emitting unit.

10. The light source connection module of claim 1, wherein the cover forms an operation portion for an external force to pick up.

11. The light source connection module of claim 1, further comprising a second connection unit passing through the connection port of the substrate, wherein one end of the second connection unit is connected to the circuit board and the other end is electrically connected to the conductor.

12. A connector for use with a light emitting unit and a flexible flat cable, the connector comprising:

a cover body; and

the first connecting unit is provided with a substrate, an electrode and fasteners, the substrate is used for arranging the flexible flat cable, the fasteners are arranged on two sides of the substrate, the electrode is arranged on the substrate, and one end of the electrode is used for connecting the light-emitting unit and the other end of the electrode to one end of the contact electrode or the other end of the electrode is directly connected with the conductor;

wherein the cover body is combined with the first connecting unit for covering a part of the flexible flat cable having the contact electrode.