CN215067636U

CN215067636U - FFC (flexible flat cable) and terminal connecting structure for connecting backlight module

Info

Publication number: CN215067636U
Application number: CN202121244693.0U
Authority: CN
Inventors: 袁平古
Original assignee: Dongguan Shuntuo Electronic Co ltd
Current assignee: Dongguan Shuntuo Electronic Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-07
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a FFC flexible flat cable and terminal connecting structure for connecting a backlight module, which comprises a terminal and an FFC flexible flat cable; the terminal is welded on the light bar or the power panel and is in conduction connection with the light bar or the power panel, and the terminal comprises a bottom plate, two welding feet and two clamping arms; the two clamping arms are respectively bent upwards and extend out from the front side and the rear side of the bottom plate, and a clamping groove is formed between the two clamping arms; the FFC flexible flat cable comprises a body and a conductor arranged in the body, wherein a clamping groove for clamping the clamping arm is formed in the body, and the conductor is exposed in the clamping groove and clamped into the clamping groove for fixing. Through with terminal welded fastening in advance on the part that needs the connection to set up the draw-in groove on FFC flexible flat cable, make FFC flexible flat cable can simply the lock can accomplish the conductive connection between the part on the terminal, when the part damages or FFC flexible flat cable damaged, but convenient and fast ground takes off FFC flexible flat cable and change corresponding part, labour saving and time saving satisfies the user demand better.

Description

FFC (flexible flat cable) and terminal connecting structure for connecting backlight module

Technical Field

The utility model belongs to the technical field of the display technology and specifically relates to indicate a FFC soft arranging wire and terminal connection structure for backlight unit connects.

Background

Liquid crystal display devices (LCDs) have been widely used as display components in electronic products such as mobile phones, digital cameras, personal digital assistants, and the like. Since the LCD does not emit light, the backlight module is needed to provide light to the LCD to achieve the display effect. The backlight module is in conductive connection with other electronic elements through the FFC flexible flat cable, the FFC flexible flat cable is mostly welded and fixed between the backlight module and other electronic elements in the prior art, the mode is complex in operation, time-consuming and labor-consuming, and meanwhile, the FFC flexible flat cable is difficult to disassemble and replace when the electronic elements are damaged. Therefore, it is necessary to design a new solution to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide a FFC flexible flat cable and terminal connection structure for connecting a backlight module, which has the characteristics of simple structure, convenient operation and easy assembly and disassembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a FFC flexible flat cable and terminal connection structure for connecting a backlight module comprises terminals and FFC flexible flat cables; the terminal is welded on the light bar or the power panel and is in conduction connection with the light bar or the power panel, and the terminal comprises a bottom plate, two welding feet and two clamping arms; the two welding feet are respectively and integrally extended outwards from the left end and the right end of the bottom plate; the two clamping arms are respectively bent upwards and extend out from the front side and the rear side of the bottom plate, a clamping groove is formed between the two clamping arms, a window is formed in each clamping arm, and a contact elastic sheet extending to the clamping groove extends downwards from the upper side edge of each window; the FFC flexible flat cable comprises a body and a conductor arranged in the body, wherein a clamping groove for clamping the clamping arm is formed in the body, the conductor is exposed in the clamping groove and clamped into the clamping groove for fixing, and the contact elastic sheet is in elastic contact with the side face of the conductor to be conducted.

As a preferred scheme, the left side and the right side of the clamping arm are punched, bent and extended to form a limiting part which is used for abutting against the conductor.

Preferably, the solder leg is plate-shaped, and the width of the solder leg is greater than the width of the bottom plate.

Preferably, the window is a rectangular hole.

Preferably, the clamping arm is in an inverted U shape, and two ends of the clamping arm are integrally connected with the side surface of the base plate to form the window.

As a preferable scheme, the height of the tail end of the contact elastic piece is lower than that of the tail end of the limiting part.

As a preferred scheme, the conductor is a plurality of sections, the plurality of sections of conductors are arranged at intervals along the length direction of the body, two clamping grooves are formed in the body for each section of conductor, and two ends of each section of conductor are respectively exposed in the corresponding clamping grooves.

As a preferred scheme, the number of the conductors is multiple, the conductors are arranged at intervals along the width direction of the body, the corresponding clamping grooves are in multiple rows, and the conductors respectively penetrate through the clamping grooves in the corresponding rows.

Preferably, the conductor is a cylinder.

As a preferable scheme, a contact elastic sheet extending to the clamping groove is integrally and downwards extended from the edge of the upper side of the window, and the extension directions of the contact elastic sheet and the clamping arm are opposite.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

through with terminal welded fastening in advance on the part that needs the connection to set up the draw-in groove on FFC flexible flat cable, make FFC flexible flat cable can simply the lock can accomplish the conductive connection between the part on the terminal, when the part damages or FFC flexible flat cable damaged, but convenient and fast ground takes off FFC flexible flat cable and change corresponding part, labour saving and time saving satisfies the user demand better.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic view of a first preferred embodiment of the present invention in a locked state;

FIG. 2 is a schematic view of the first preferred embodiment of the present invention in a pre-buckling state;

FIG. 3 is a cross-sectional view of a first preferred embodiment of the present invention;

FIG. 4 is a schematic view of the connection of the terminal and the conductor according to the first preferred embodiment of the present invention;

FIG. 5 is a schematic view of a second preferred embodiment of the present invention in a locked state;

FIG. 6 is a schematic view of a second preferred embodiment of the present invention in a pre-buckling state;

fig. 7 is a cross-sectional view of a second preferred embodiment of the present invention.

The attached drawings indicate the following:

10. terminal 101, clip groove

102. Window 11, bottom plate

12. Welding leg 13 and clamping arm

131. Contact spring 132 and limit part

20. FFC flexible flat cable 201 and clamping groove

21. Body 22, conductor

30. Lamp strip 40, power strip.

Detailed Description

Referring to fig. 1 to 4, a specific structure of a first preferred embodiment of the present invention is shown, including a terminal 10 and an FFC flexible flat cable 20.

The terminal 10 is welded on the light bar 30 or the power panel 40 and is connected in a conduction mode, and the terminal 10 comprises a bottom plate 11, two welding feet 12 and two clamping arms 13.

The two welding feet 12 extend outwards from the left end and the right end of the bottom plate 11, the welding feet 12 are plate-shaped, and the width of the welding feet 12 is larger than that of the bottom plate.

The two clamping arms 13 are respectively and integrally bent upwards and extend from the front side and the rear side of the base plate 11, the clamping arms 13 are in an inverted U shape, a clamping groove 101 is formed between the two clamping arms 13, and each clamping arm 13 is provided with a window 102; the window 102 is a rectangular hole, and two ends of the clamping arm 13 are integrally connected with the side surface of the bottom plate 11 to form the window 102. The edge of the window 102 integrally extends to form a contact spring 131 extending to the clamping slot 101, the left and right sides of the clamping arm 13 are both punched and bent to extend to form a limiting part 132 for abutting against the conductor 22, and the limiting part 132 is of a spring structure. In this embodiment, a contact spring 131 extending to the clip slot 101 is integrally extended downward from an upper edge of the window 102, the extending direction of the contact spring 131 is opposite to that of the clip arm 13, and the height of the tail end of the contact spring 131 is lower than that of the tail end of the limiting portion 132.

The FFC flexible flat cable 20 includes a body 21 and a conductor 22 disposed in the body 21, a slot 201 for the clamping arm 13 to be clamped in is disposed on the body 21, the conductor 22 is exposed in the slot 201 and clamped in the clamping slot 101 for fixation, and the contact spring piece 131 is in elastic contact with and conducted with a side surface of the conductor 22. In this embodiment, the conductor 22 is a cylinder, the conductor 22 is a plurality of segments, the plurality of segments of conductor 22 are disposed at intervals along the length direction of the body 21, two slots 201 are disposed on the body 21 for each segment of conductor 22, and two ends of each segment of conductor 22 are respectively exposed in the corresponding slots 201.

Detailed description the method of use of this example is as follows:

firstly, the terminal 10 is fixed on the light bar 30 or the power panel 40 by welding, then the FFC flexible flat cable 20 is fastened and fixed on the terminal 10, the terminal 10 is inserted into the clamping groove 201, and meanwhile, the conductor 22 is clamped into the clamping groove 101 for fixing.

Referring to fig. 5 to 7, a specific structure of a second preferred embodiment of the present invention is shown, which is substantially the same as the first preferred embodiment, except that:

the conductors 22 are arranged in a plurality, the conductors 22 are arranged at intervals along the width direction of the body 21, the corresponding slots 201 are arranged in a plurality of rows, and the conductors 22 respectively penetrate through the slots 201 in the corresponding rows so as to realize the parallel connection of a plurality of lines.

The using method of this embodiment is substantially the same as that of the first preferred embodiment, and is not described herein again.

The utility model discloses a design focus lies in:

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a FFC soft arranging wire and terminal connection structure for backlight unit connects which characterized in that: comprises terminals and FFC flexible flat cables;

the terminal is welded on the light bar or the power panel and is in conduction connection with the light bar or the power panel, and the terminal comprises a bottom plate, two welding feet and two clamping arms; the two welding feet are respectively and integrally extended outwards from the left end and the right end of the bottom plate; the two clamping arms are respectively bent upwards and extend from the front side and the rear side of the bottom plate, a clamping groove is formed between the two clamping arms, a window is formed in each clamping arm, and a contact elastic sheet extending to the clamping groove extends from the edge of each window;

the FFC flexible flat cable comprises a body and a conductor arranged in the body, wherein a clamping groove for clamping the clamping arm is formed in the body, the conductor is exposed in the clamping groove and clamped into the clamping groove for fixing, and the contact elastic sheet is in elastic contact with the side face of the conductor to be conducted.

2. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the left side and the right side of the clamping arm are punched, bent and extended to form a limiting part which is used for abutting against the conductor.

3. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the welding leg is plate-shaped, and the width of the welding leg is larger than that of the bottom plate.

4. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the window is a rectangular hole.

5. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the clamping arm is in an inverted U shape, and two ends of the clamping arm are respectively connected with the side surface of the bottom plate in an integrated forming way to form the window in an enclosing way.

6. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the height of the tail end of the contact elastic sheet is lower than that of the tail end of the limiting part.

7. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the conductor is the multistage, and the multistage conductor sets up along the length direction interval of body, has seted up two aforementioned draw-in grooves on the body to every section conductor, and the both ends of every section conductor expose respectively in the draw-in groove that corresponds.

8. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the conductors are arranged at intervals along the width direction of the body, the corresponding clamping grooves are in multiple rows, and the conductors penetrate through the clamping grooves in the corresponding rows respectively.

9. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the conductor is a cylinder.

10. The FFC flexible flat cable and terminal connection structure for backlight module connection of claim 1, wherein: the upper side edge of the window integrally extends downwards to form a contact elastic sheet extending to the clamping groove, and the extending directions of the contact elastic sheet and the clamping arm are opposite.