TWI313376B - Illuminant complex of backlight module - Google Patents

Description

1313376 V. EMBODIMENT OF THE INVENTION (Technical Field The present invention relates to a backlight module (i 1 1 uminant complex), and particularly A light source assembly for a backlight module that is easy to assemble. The prior art has been greatly advanced by the rapid advancement of the multimedia society, and has benefited from the rapid advancement of semiconductor components or display devices. Conventional display devices such as cathode ray tubes (CRT) have excellent performance. Display quality and economy have always dominated the display device market. However, cathode ray tubes still have problems in space utilization and energy consumption due to the requirements of light, thin, short, small and low energy consumption of display devices. Increasingly, panel-type displays such as liquid crystal displays (LCDs) with high display quality, lightness, thinness, shortness, smallness, and low energy consumption have gradually become the mainstream in the market. Illuminated display, so you must provide enough light source to reach For the purpose of display, according to the utilization mode of the light source, the liquid crystal display can be divided into a transmissive liquid crystal display, a reflective liquid crystal display, and a transflective liquid crystal display (trans-flective). LCD). For example, a transmissive liquid crystal display or a transflective liquid crystal display usually uses a backlight module as its main light source, and the backlight module is usually provided by a light source component and a light source component. The light guide panel (LGP) component is uniformly emitted from the light source. The light source assembly generally includes a lamp tube, a lamp cover and a lamp.

11966twf.ptd Page 8 1313376 V. Description of the invention (2) Pipe rack, and literally, the lamp tube is clamped in the lamp tube cover by the lamp tube holder, and the lamp tube needs to be connected to its two ends respectively. The lamp line is connected to the outside. However, the conventional light source assembly usually first collects all the light pipelines and then externally connects them to the outside. Therefore, the light pipelines that are far away from the light pipelines are often broken during assembly, resulting in a backlight module. The overall difficulty in assembly is increased during production. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a light source assembly for a backlight module that avoids the occurrence of breakage of the lamp line during assembly, thereby improving the ease of assembly of the backlight module. A further object of the present invention is to provide a light source assembly for a backlight module to avoid the occurrence of breakage of the lamp line during assembly, thereby improving the convenience of the assembly of the backlight module. In accordance with the above and other objects, the present invention provides a light source assembly for a backlight module comprising a lamp tube, a lamp holder, a lamp tube cover, and a lamp wire, wherein the lamp tube cover has a plurality of openings. The lamp holder is located at both ends of the lamp cover and has a plurality of lamp line guiding holes corresponding to the opening of the lamp cover. The lamp tube is disposed in the lamp tube cover and is clamped by the lamp tube holder. The lamp lines are respectively connected to the two ends of the lamp tube, and some of the lamp lines are guided to the outside of the lamp holder via the opening of the lamp cover and the corresponding lamp line guiding hole. The invention further provides a light source assembly of a backlight module comprising a lamp tube cover, a lamp tube holder, a lamp tube and a lamp line, wherein the lamp tube cover has an opening. Lamp

11966twf.ptd Page 9 1313376 V. Description of the invention (3) The frame is located at both ends of the long axis of the lamp cover, wherein the lamp holder has a guide hole for the lamp line and a guide for the communication opening and the guide hole of the lamp line groove. The two ends of the lamp tube are held by the lamp tube holder in the lamp tube cover, and the lamp lines are respectively connected to the two ends of the lamp tube, and some of the lamp lines pass through the opening and pass through the guiding groove from the lamp line. The guiding hole is guided outside the lamp holder. The invention designs a lamp pipeline guiding hole with the function of guiding the light pipeline in the lamp tube frame, so after the lamp pipeline and the lamp tube are welded, all the lamp pipelines can be taken from the lamp tube at either end of the lamp tube. The outlet is guided in the frame to avoid the occurrence of breakage of the lamp line during assembly due to the fact that the lamp line is not fixed. Therefore, the invention can improve the convenience of the backlight module during assembly. The above and other objects, features and advantages of the present invention will become more <RTIgt; A lamp holder in an illuminant complex of a backlight module (B/L) is designed with a lamp line guiding hole for guiding the function of the lamp line, and the concept of the present invention It can be applied to backlight modules of various flat displays (disp 1 ay ), and will be further explained below with reference to the accompanying drawings. However, the embodiments and the illustrations are for illustrative purposes only and are not intended to be limiting, and the following figures are not in the order of the figures, and the components not shown are omitted for clarity and illustration. The content is easier to describe, not a sequential step that represents its formation or assembly. First embodiment

11966twf.ptd Page 10 1313376__ V. INSTRUCTION DESCRIPTION (4) FIG. 1 is a perspective exploded view of a light source assembly of a backlight module according to a first embodiment of the present invention, and in order to highlight the features of the present invention, FIG. A part of the components is omitted and detailed, such as a lamp wire. Please refer to FIG. 1 'The light source assembly of the present embodiment includes a lamp 102, a lamp holder 104, The lamp cover 106 and the lamp line (not shown). In the present embodiment, the number of the lamp tubes 2 is two. Of course, in some applications, one or two or more lamps can be used, and the limitation is that only two lamps can be used. It is a cold cathode fluorescent lamp (CCFL). The lamp holder 1〇4 is disposed at both ends of the lamp tube 102 (only one end of the lamp tube 1〇2 is shown in the figure), and the function of the lamp f frame 104 is to clamp the lamp tube 1〇2, wherein the lamp tube The frame 1〇4 has a plurality of lamp line guiding holes 105, and the outlets of the lamp line guiding holes 1〇5 are, for example, the same surface 1 1 2 a located on the lamp holder 104, and the inlet is located, for example. The different surfaces 112b, 112c of the lamp holder 104 and the tube cover 1〇6 correspond to the tube 102 and the tube holder 1〇4, and when the components are combined, the tube cover 1〇6 will cover the tube 102 and the lamp holder 104' wherein the lamp cover 1 〇 6 also has a plurality of openings 1 0 7 '. These openings 107 correspond to the lamp guide holes 105 of the lamp holder 丨〇4. Moreover, the lamp cover 106 can further have a reflective layer (not shown) on the surface of the lamp cover 106 facing the lamp tube 102.位置 The positional relationship between the member in the first drawing and the lamp line not shown will be shown in Fig. 2 after assembly. Fig. 2 is a perspective view showing a combination of light source components of a backlight module in accordance with a first embodiment of the present invention. Please refer to FIG. 2, when the structure of this embodiment

11966twf.ptd Page 11 1313376 V. Description of the invention (5) After the combination of the components, the light source components 1〇〇8 are respectively connected to the two ends of the lamp line 1,8, and some of the lamp lines 1〇8 can be ^二] (2 3 openings 1〇7 and corresponding to the opening 107;; 〇, =: lamp i two", set two: line and as shown in the figure; the corresponding lamp line guide hole 105 is Guided to the lamp holder 104' and the lamp 108 is far away from the line device 11〇! The lamp of the line: the line of the pile is close to the lamp line (not shown). From the outside of the lamp official, it is connected to the line assembly device. 得 〇 得 . . . 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 管 η η 灯 灯 灯 灯 灯 灯In the present embodiment, the lamp green is connected to the lamp tube by means of soldering. The line is the wire 1〇8 farther from the line device 11〇 and the lamp closer to the line device 11〇. Lamp 2 2 = J lamp tube is described below in the description of Fig. 3. The positional relationship of the lamp g line can be utilized by the scoop person ί 3 surface view: the schematic diagram of the dish-m section of the light source component of the f-figure, 1 = The light pipe that is not close to the set line is not shown. :i The opening 107 of the lamp cover 106 and its corresponding lamp s wire guiding hole 105 are guided to the lamp holder 1〇 4 The second pipeline _ is the second _ _ _ _ _ _ _ _ _ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ?: i, for example, 'the near-end lamp line is connected, and the lamp line at the end is connected to the lower end of the lamp 1313376. 5. The invention (6) is connected to the pressure end. Figure 4 of the second embodiment A schematic diagram of a three-dimensional combination of a light source assembly of a backlight module according to a second embodiment of the present invention, and highlighting the features of the embodiment, and FIG. 4 omits part of the components, such as a lamp line. The light source assembly 400 of the present embodiment includes a lamp tube 402, a lamp tube holder 404, a lamp tube cover 406, and a lamp line (not shown), wherein the number of the lamps 402 is not limited, and the tube 402 is cold. Cathode fluorescent lamp. The lamp cover 406 is wrapped around the lamp tube 402, wherein the lamp cover 406 has a plurality of openings 407. The lamp holder 404 is disposed at both ends of the lamp 402 (in this figure) Only one end of the tube is shown, wherein the tube holder 404 has a plurality of lamp line guiding holes 405 and a plurality of guiding grooves 410 of the communication opening 410 and the lamp line guiding holes 405. The outlets of the lamp line guiding holes 405 are, for example, the same surface 4 1 2 a at the lamp holder 604, and the inlets are, for example, the same surface 412b at the tube holder 404. After assembly, the lamp cover 406 will cover the lamp tube 402 and the lamp holder 410, and the lamp line (not shown) is similar to the second picture, respectively, connected to the two ends of the tube 4 0 2, only part of which The lamp line is guided from the lamp line guiding hole 405 to the outside of the lamp holder 4 0 4 by passing through the opening 407 and via the guiding groove 403. Moreover, the lamp cover 406 may further have a reflective layer (not shown) on the surface of the lamp cover 406 facing the lamp tube 420. In addition, the light source assembly 400 of the present embodiment may further include a line concentrating device (not shown) outside the lamp holder 404 at either end of the lamp tube cover 406 for collecting all the lamp lines. In summary, one of the features of the present invention is that the lamp tube frame is designed to have the function of guiding the lamp line, and the lamp tube guide hole is provided in the lamp tube frame.

11966twf.ptd Page 13 1313376 V. INSTRUCTIONS (7) Therefore, after the lamp line and the lamp are welded, all the lamp lines (including the proximal and distal lamp lines) can be taken from either end of the tube. The outlet line is guided in the lamp tube frame to avoid the occurrence of breakage of the lamp line during assembly due to the fact that the lamp line is not fixed; further improving the convenience of the backlight module during assembly. While the present invention has been described above by way of a preferred embodiment, it is not intended to limit the invention, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application.

11966twf.ptd Page 14 1313376_ BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective exploded view of a light source assembly of a backlight module in accordance with a first embodiment of the present invention. Fig. 2 is a perspective view showing a combination of light source components of a backlight module in accordance with a first embodiment of the present invention. Figure 3 is a schematic view of the m-m section of the light source assembly of Figure 2. Fig. 4 is a perspective view showing a combination of light source components of a backlight module in accordance with a second embodiment of the present invention. Schematic indications 1 0 0, 4 0 0 : light source assembly 1 02, 4 0 2 : lamp tube 104, 4 0 4: lamp holder 1 05, 4 0 5: lamp line guiding hole 1 06, 4 0 6: lamp cover 1 07 ' 40 7 : opening 1 0 8 : lamp line 1 1 0 : line assembly 112a '112b, 112c '412a '412b: surface 403: guide groove

11966twf.ptd Page 15

Claims (1)

1313376 will report r_ six, the scope of application for patents. One - - 1. A light source assembly of a backlight module, comprising: a lamp cover having a plurality of openings; a lamp holder located at both ends of the lamp cover, The lamp holder has a plurality of lamp line guiding holes, and the lamp line guiding holes correspond to the openings of the lamp tube cover; at least one lamp tube disposed in the lamp tube cover and being disposed by the lamp tube And a plurality of lamp lines respectively connected to the two ends of the lamp tube, wherein some of the lamp lines are guided through the openings of the lamp tube cover and the corresponding light pipeline guiding holes thereof Guided to the outside of the lamp holder. 2. The light source assembly of the backlight module of claim 1, wherein the outlets of the lamp line guiding holes are located on the same surface of the lamp holders. 3. The light source assembly of the backlight module of claim 1, wherein the inlets of the lamp line guiding holes are located on different surfaces of the lamp holders. 4. The light source assembly of the backlight module of claim 1, wherein the lamp cover has a reflective layer on a surface of the lamp cover facing the lamp. 5. The light source assembly of the backlight module of claim 1, further comprising a line concentrating device located outside the lamp tube at either end of the lamp tube cover for collecting the lamp lines. 6. A light source assembly for a backlight module, comprising: a lamp tube cover having a plurality of openings; 11966twf.ptd Page 16 1313376 VI. Patent application scope A lamp tube holder is located at both ends of the lamp tube cover. The lamp tube holder has a plurality of lamp line guiding holes and connects the openings and the lamp lines. a plurality of guiding grooves of the guiding hole; at least one lamp tube, the two ends of the lamp tube being clamped in the lamp tube cover by the lamp tube holders; and a plurality of lamp lines respectively corresponding to the two ends of the lamp tube Connected, a part of the lamp lines pass through the openings and are guided from the lamp line guiding holes to the outside of the lamp rack via the guiding grooves. 7. The light source assembly of the backlight module of claim 6, wherein the outlets of the lamp line guiding holes are located on the same surface of the lamp holders. 8. The light source assembly of the backlight module of claim 6, wherein the inlets of the lamp line guiding holes are located on the same surface of the lamp holders. 9. The light source assembly of a backlight module of claim 6, wherein the lamp cover has a reflective layer on a surface of the lamp cover facing the lamp. The light source assembly of the backlight module of claim 6, further comprising a line concentrating device located outside the lamp tube at either end of the lamp tube cover for collecting the lamp lines. 11966twf.ptd Page 17