CN101598308B - Lamp holder and backlight module thereof - Google Patents
Lamp holder and backlight module thereof Download PDFInfo
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- CN101598308B CN101598308B CN2009101116521A CN200910111652A CN101598308B CN 101598308 B CN101598308 B CN 101598308B CN 2009101116521 A CN2009101116521 A CN 2009101116521A CN 200910111652 A CN200910111652 A CN 200910111652A CN 101598308 B CN101598308 B CN 101598308B
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Abstract
The invention relates to a lamp holder with simple structure and convenient assembly and a backlight module thereof. The lamp holder comprises a tube bracket and an insulation strip, wherein the tube bracket comprises a tube clamping part, a bracket connection part and an inverter connection part; the bracket connection part is connected with the tube clamping part; a first groove is arranged between the bracket connection part and the tube clamping part; and the insulation strip is embedded in the first groove. The lamp holder and the backlight module thereof solve the problems that the lamp holder needs to be welded and is difficult to assemble in the prior art.
Description
Technical field
The present invention relates to a kind of simple structure and lamp socket and backlight module thereof easy to assembly.
Background technology
Along with the progress of science and technology, increasing new Display Technique is developed and uses.Display panels is owing to having that external form is frivolous, power consumption is few and the advantage such as radiationless pollution, therefore be widely used on the Portable products such as desktop PC, mobile computer, personal digital assistant, the cathode-ray monitor (Cathode RayTube, CRT) that successfully replaces at present traditional desktop.But because the liquid crystal itself in LCD TV and the LCD screen is not luminous, therefore, for reaching display effect, must give liquid crystal panel one light supply apparatus, such as backlight module.
The structure of existing backlight module as shown in Figure 1.This backlight module 1 comprises a storage case 11, a plurality of fluorescent tube 13 and a plurality of blooming piece 17.Storage case 11 is in order to hold and to support a plurality of fluorescent tubes 13, the edge upper side wall 113 that it comprises a base plate 111 and is positioned at base plate 111.Blooming piece 17 is set up between fluorescent tube 13 and liquid crystal panel (not shown), and the light that is sent by fluorescent tube 13 whereby can produce scattering when passing through blooming piece 17 and can obtain having the light source that uniform luminance distributes.
Therefore, in US Patent No. 7,278, a kind of device that need not to weld and can fixed lamp tube is proposed in 754.Its technical characterictic can connect the electrode of each fluorescent tube jointly for using a public electrode, and this common electrode has wire and can link to each other with the connector of inverter, so can reduce the welding expense.But according to the device of this invention, the wire of this common electrode and this inverter is still through the welding manner connection, therefore still has the problem that easily gets loose, and is difficult for reaching in the assembling.
Therefore, a kind of lamp holder system of assembling easily and making the direct connection of inverter and need not weld still need be arranged.
Summary of the invention
Therefore, the object of the invention is to overcome lamp socket in the prior art needs the deficiency that is difficult for through welding and assembling, and a kind of lamp socket simple in structure, easy to assembly and backlight module thereof are provided.
Lamp socket of the present invention, comprise that a tube stand and an insulation are rectangular, described tube stand comprises tube clamping section, support connecting portion and inverter connecting part, described support connecting portion is connected with tube clamping section, has one first groove between support connecting portion and the tube clamping section, in rectangular embedding the first groove of described insulation.
Backlight module of the present invention, comprise a storage case, a plurality of fluorescent tubes, two lamp socket groups and an inverter, described storage case comprises a base plate and a plurality of sidewall, described a plurality of sidewall is located on the base plate border, and base plate has plurality of openings on the border, described each lamp socket group comprises that a plurality of a plurality of tube stands and insulation that are arranged on the plurality of openings are rectangular, described each tube stand comprises the tube clamping section that is connected with each fluorescent tube, support connecting portion and inverter connecting part, described support connecting portion is connected with tube clamping section, has one first groove between support connecting portion and the tube clamping section, in rectangular embedding the first groove of described insulation, has one second groove between described support connecting portion and the inverter connecting part, described inverter embeds in the second groove, and contacts with inverter connecting part.
Distinguishing feature of the present invention has provided a kind of simple and easy and effective mode fixes tube stand, to avoid fluorescent tube to rock, in addition, more provide better insulation environment, avoid tube stand and inverter junction to produce the generation of arcing problem, and had the easy advantage of assembling.
Description of drawings
Fig. 1 is the structural representation of the backlight module of prior art.
Fig. 2 is the schematic diagram of holder structure among the present invention.
Fig. 3 is the schematic diagram of tube stand structure among the present invention.
Fig. 4 is the rectangular top view of insulation among the present invention.
Fig. 5 is the rectangular lower view of insulation among the present invention.
Fig. 6 be among the present invention tube stand with the insulation rectangular combination lower view.
Fig. 7 is tube stand among the present invention, combination schematic diagram rectangular and inverter insulate.
Fig. 8 a and Fig. 8 b are top view and the lower views of backlight module among the present invention.
Fig. 9 a to Fig. 9 c is the number of assembling steps schematic diagram of backlight module among the present invention.
The specific embodiment
Holder structure of the present invention as shown in Figure 2.Lamp socket 2 comprises: a tube stand 21, an insulation rectangular 22.Tube stand 21 is a conductive material, and such as copper or other metal material etc., in order to connecting tube and inverter (not shown), electric current can be via inverter and tube stand 21 conductings to fluorescent tube whereby; Insulate rectangular 22 be the base plate (not shown) that connects each tube stand 21 and lamp socket 2 is fixed in backlight module.About thin section structure and the assembling position of tube stand 21 with insulation rectangular 22, details are as follows.
See also Fig. 3, Fig. 3 is the structural representation of tube stand 21 among the present invention.As shown in Figure 3, tube stand 21 comprises a fluorescent tube holding part 31, one support connecting portions 32 and an inverter connecting part 33.Wherein, fluorescent tube holding part 31 in order to the contact and the fixed lamp tube (not shown), and with fluorescent tube in electrode conduction.Fluorescent tube holding part 31 is conductive material, and the form of itself and lamp tube electrode conducting comprises fluorescent tube metal cap, fluorescent tube metallic sheath, wire or seal wire etc., but be not limited with above-mentioned, wherein Fig. 3 has illustrated and has utilized the fluorescent tube metal cap as a kind of example of fluorescent tube holding part 31.
The two ends of support connecting portion 32 are connecting tube holding part 31 and inverter connecting part 33 respectively, its medium-height trestle connecting portion 32 comprises sequentially that one first bend 321, one first riglet section 322 are connected with an end of the first bend 321, one second bend 323 is connected with an end of the first riglet section 322, one second riglet section 324 is connected with an end of the second bend 323, and one the 3rd bend 325 is connected with an end of the second riglet section 324.Wherein, the other end of the first bend 321 is connected with fluorescent tube holding part 31, and an end of the 3rd bend 325 then is connected with inverter connecting part 33, as shown in Figure 3.The first bend 321, the second bend 323 and the 3rd bend 324 are all vertical curve substantially, but it becomes bent angle not vertically being limited, and can do according to need the change of appropriateness.
Specifically, tube stand 21 has more the structure of one first groove 34 and one second groove 35.Please refer to Fig. 3, the first groove 34 is surrounded and is formed by the first bend 321, the first riglet section 322, the second bend 323, the second riglet section 324 and fluorescent tube holding part 31 between fluorescent tube holding part 31 and support connecting portion 32; The second groove 35 is formed by the second riglet section 324, the 3rd bend 325 and inverter connecting part 33 encirclements between support connecting portion 32 and inverter connecting part 33.Therefore, the opening direction of the first groove 34 and the second groove 35 is different.The first groove 34 usefulness are for insulation rectangular 22 insertion, when assembling, and rectangular 22 the first groove 34 places of being fixed in tube stand 21 of insulating; The second groove 35 then is used for the insertion for the inverter (not shown), as the external power source input of lamp socket 2.
Please refer to Fig. 4 and in the lump with reference to figure 2 and Fig. 3, Fig. 4 is the rectangular top view of insulation of the present invention.Rectangular 22 can really be fixed in the first groove 34 places when the assembling for guaranteeing to insulate, insulating comprises a lead-in chamfered 41, one group of block 42, a breach 43 on rectangular 22.As shown in Figure 4, lead-in chamfered 41 is positioned at the one side in the insulation rectangular 22, has an inclined plane part 411 and a top part 412.Insulate rectangular 22 with tube stand 21 when assembling, rectangular 22 first grooves 34 that can insert tube stand 21 that insulate, the fluorescent tube holding part 31 of tube stand 21 can move up and was fixed at last top part 412 along inclined plane part 411 this moment, as shown in Figure 2.In addition, have one group of block 42 on the lead-in chamfered 41, be positioned at the both sides of top part 412, when fluorescent tube holding part 31 moves to top part 412, can assist fixed lamp tube support 21 to prevent move left and right.In addition, in insulation rectangular 22, have in addition a breach 43, be opened on the side that inclined plane part 411 extends, when tube stand 21 is shifted the end onto, can assist fixed lamp tube support 21, to prevent move left and right.
In addition, please refer to Fig. 3, Fig. 5 and Fig. 6, Fig. 5 are the lower view of insulation rectangular 22 among the present invention, and Fig. 6 is tube stand 21 and the rectangular 22 lower views that make up that insulate among the present invention.Rectangular 22 can combine closely with tube stand 21 for more guaranteeing to insulate.Insulate and rectangular 22 include respectively the design of or a plurality of hole 36 and projecting point 44 with tube stand.At first as shown in Figure 3, rectangular 22 the second riglet section 324 places of insulating comprise one or a plurality of hole 36.In preferred embodiment of the present invention, hole 36 can be positioned at the flank section 3241 of the second riglet section 324, and each flank section 3241 is positioned at the both sides of the second riglet section 324.Then, as shown in Figure 5, insulating rectangular 22 has one or a plurality of projecting point 44, is positioned at the Lower Half of insulation rectangular 22.When assembling, when tube stand 22 moves to the tram, the projecting point 44 that is positioned at insulation rectangular 22 gets final product the corresponding hole 36 that be embedded on the tube stand 21, and as shown in Figure 6, projecting point 44 can be guaranteed the fixing of tube stand 21 with the combination of hole 36 whereby.
In addition, refer again to Fig. 5, Fig. 6 and Fig. 7, wherein, Fig. 7 is the combination schematic diagram of tube stand 21 among the present invention, insulation rectangular 22 and inverter 71.As shown in Figure 5, insulating rectangular 22 has the section of keeping 45, is positioned at the Lower Half of insulation rectangular 22.Keep section 45 and be one and have crooked strip structure, when assembling with tube stand 21, keep section's 45 contacts and support the bottom of inverter connecting part 33, as shown in Figure 6.In addition, as shown in Figure 7, because the second groove 35 is in order to hold inverter 71, when assembling, inverter 71 insertions the second groove 35 is also strutted the inverter connecting part 33 of the second groove 35 downwards, therefore assemble after after a while when lamp socket 2, may cause inverter connecting part 33 because of long-time deformation and inverter 71 loose contacts, cause the situation of open circuit.Therefore the section that keeps 45 of insulation of the present invention rectangular 22 designs, and can assist to keep the shape of inverter connecting part 33, reduces the possibility of the generation of open circuit, and an insulation environment can be provided, and prevents tube stand 21 and inverter connecting part 33 generation arcings.
According to the special tectonic of above-mentioned tube stand 21 with insulation rectangular 22, an excellent fixed mode can be provided, can make tube stand 21 and insulation rectangular 22 have the stable of three axle degree (X, Y, Z axis).Please refer to Fig. 6 and Fig. 7, on X-direction, insulate rectangular 22 block 42, breach 43 and projecting point 44 can be assisted fixed lamp tube support 22, make it to have the stability of X-axis; On Y direction, keep section's 45 contact inverter connecting part 33, can keep the stability of a direction on the Y-axis, and after rectangular 22 assemblings of inverter 71 and tube stand 21 and insulation, inverter 71 is inserted in the second groove 35 places, then can keep the stability of Y-axis other direction; And on Z-direction, lead-in chamfered 41 contact fluorescent tube holding part 31 are kept section's 45 contact inverter connecting part 33, therefore can keep the stability on the Z axis.Therefore, holder structure of the present invention can be kept restraining of X, Y, Z three axis of orientations, tube stand 21, insulation rectangular 22 is not produced with inverter 71 come off.
Please refer to Fig. 8 a, Fig. 8 b, Fig. 8 a is the top view of backlight module among the present invention, and Fig. 8 b is the lower view of backlight module among the present invention.Backlight module 8 comprises a storage case 81, two lamp socket groups 82, a plurality of fluorescent tube 83, an inverter 84 and a plurality of blooming piece 87.Wherein, storage case 81 comprises a base plate 811 and is arranged on base plate 811 borderline a plurality of sidewalls 812, and has plurality of openings 8111 on base plate 811 borders.Two lamp socket groups 82 lay respectively at the relative both sides of base plate 811, and are fixed on the base plate 811.Each lamp socket group 82 has a plurality of tube stands 821 and an insulation rectangular 822.Wherein, insulating rectangular 822 is attached to base plate 811 downsides, so that each tube stand 821 is corresponding and each opening 813 place by base plate 811.Then, each a plurality of fluorescent tube 83 is fixed in the upside of base plate 811 via each tube stand 821.In addition, backlight module 8 has an inverter 84 in addition, is fixed in the downside of base plate 811 by lamp socket group 82.In addition, backlight module 8 also has a plurality of blooming pieces 87, such as diffusion sheet, prismatic lens or blast sheet etc., be set up between a plurality of fluorescent tubes 83 and liquid crystal panel (not shown), the light that is sent by fluorescent tube 83 whereby produces scattering during through a plurality of blooming piece 87 and can obtain having the light source that uniform luminance distributes and maybe can increase light utilization efficiency.
Above each tube stand 821 is identical with the lamp socket 2 of insulation rectangular 822 structure and assembling position and preamble, does not repeat the explanation given unnecessary details at this.
Please refer to Fig. 9 a to Fig. 9 c, Fig. 9 a to Fig. 9 c is the number of assembling steps schematic diagram of backlight module 8 among the present invention.Please refer to Fig. 9 a, a plurality of tube stands 821 are installed on each corresponding position of insulation rectangular 822.Then, please refer to Fig. 9 b, insulation rectangular 822 is assembled on the base plate 811 of backlight module 8 from lower to upper with tube stand 821, each tube stand 821 is corresponding to each opening 8111 place of base plate 811, and will insulate and rectangular 822 lock to base plate 811.Another lamp socket group is also finished according to same steps as.Then, shown in Fig. 9 c, inverter 84 is inserted and finishes assembling along the direction of arrow, again each fluorescent tube 83 is assembled on each lamp socket group 82 at last.Therefore, the structure of lamp socket of the present invention and backlight module, comparatively simple in assembling, only need assemble in advance tube stand 821 and insulation rectangular 822, will insulate rectangular 822 locks to base plate 811 again, inserts at last inverter 84 again and can finish assembling.And after assembling is finished, have the stable of XYZ three axles and restrain, make backlight module be difficult for contracting and take off, and can reduce the correlative charges such as fluorescent tube welding, wire, can reduce the cost of backlight module.
More than be preferred embodiment of the present invention, all changes of doing according to technical solution of the present invention when the function that produces does not exceed the scope of technical solution of the present invention, all belong to protection scope of the present invention.
Claims (7)
1. lamp socket, it is characterized in that: comprise that a tube stand and an insulation are rectangular, described tube stand comprises tube clamping section, support connecting portion and inverter connecting part, described support connecting portion is connected with tube clamping section, has one first groove between support connecting portion and the tube clamping section, in rectangular embedding the first groove of described insulation, comprise an inverter, has one second groove between described support connecting portion and the inverter connecting part, described inverter embeds in the second groove, and contact with inverter connecting part, described support connecting portion comprises the first bend that is connected in turn, the first riglet section, the second bend, the second riglet section and the 3rd bend, the upper end of described the first bend is connected with described tube clamping section, the lower end of the 3rd bend is connected with described inverter connecting part, and described the first groove is by tube clamping section, the first bend, the first riglet section, the second bend and the encirclement of the second riglet section form.
2. lamp socket according to claim 1, it is characterized in that: described the second riglet section is provided with one or a plurality of hole, the rectangular upper correspondence of described insulation is provided with one or a plurality of projecting point, and described one or a plurality of projecting point correspondence are embedded in one or a plurality of hole.
3. lamp socket according to claim 1, it is characterized in that: the rectangular upside of described insulation is provided with a lead-in chamfered, and described lead-in chamfered contacts with described tube clamping section, and the lead-in chamfered both sides are provided with one group of block, so that tube clamping section is fixed on the lead-in chamfered; The rectangular side of described insulation has a breach, and described support connecting portion embeds in the described breach, be fixed on the insulation rectangular on; The rectangular downside of described insulation also is provided with one and keeps section, and the described bottom connection of keeping section and inverter connecting part touches to support inverter connecting part.
4. backlight module, it is characterized in that: comprise a storage case, a plurality of fluorescent tubes, two lamp socket groups and an inverter, described storage case comprises a base plate and a plurality of sidewall, described a plurality of sidewall is located on the base plate border, and base plate has plurality of openings on the border, described each lamp socket group comprises that a plurality of a plurality of tube stands and insulation that are arranged on the plurality of openings are rectangular, described each tube stand comprises the tube clamping section that is connected with each fluorescent tube, support connecting portion and inverter connecting part, described support connecting portion is connected with tube clamping section, has one first groove between support connecting portion and the tube clamping section, in rectangular embedding the first groove of described insulation, has one second groove between described support connecting portion and the inverter connecting part, described inverter embeds in the second groove, and contact with inverter connecting part, described each support connecting portion comprises the first bend that is connected in turn, the first riglet section, the second bend, the second riglet section and the 3rd bend, the upper end of described the first bend is connected with described tube clamping section, the lower end of the 3rd bend is connected with described inverter connecting part, and described each first groove is by each tube clamping section, the first bend, the first riglet section, the second bend and the encirclement of the second riglet section form.
5. backlight module according to claim 4, it is characterized in that: described backlight module comprises a plurality of blooming pieces, and described a plurality of blooming pieces are set up on described a plurality of fluorescent tube.
6. backlight module according to claim 4, it is characterized in that: described each second riglet section is provided with one or a plurality of hole, described insulation is rectangular upward to be provided with one or a plurality of projecting point corresponding to each second riglet section, and described each projecting point correspondence is embedded in each hole.
7. backlight module according to claim 4, it is characterized in that: the rectangular upside of described insulation is provided with a lead-in chamfered corresponding to each tube stand, described lead-in chamfered contacts with described tube clamping section, and the lead-in chamfered both sides are provided with one group of block, so that tube clamping section is fixed on the lead-in chamfered; The rectangular side of described insulation has a breach corresponding to each tube stand, and described support connecting portion embeds in the described breach, be fixed on the insulation rectangular on; The rectangular downside of described insulation also is provided with one corresponding to each tube stand and keeps section, and the described bottom connection of keeping section and inverter connecting part touches to support inverter connecting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101116521A CN101598308B (en) | 2009-05-05 | 2009-05-05 | Lamp holder and backlight module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101116521A CN101598308B (en) | 2009-05-05 | 2009-05-05 | Lamp holder and backlight module thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101598308A CN101598308A (en) | 2009-12-09 |
| CN101598308B true CN101598308B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101116521A Expired - Fee Related CN101598308B (en) | 2009-05-05 | 2009-05-05 | Lamp holder and backlight module thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749608B (en) * | 2010-01-18 | 2012-04-25 | 友达光电（苏州）有限公司 | Direct-light-type backlight module |
| CN101881423A (en) * | 2010-06-17 | 2010-11-10 | 深圳市华星光电技术有限公司 | Backlight module and lamp tube installation devices thereof |
| CN106195757B (en) * | 2015-05-06 | 2019-10-25 | 海洋王（东莞）照明科技有限公司 | Double end metal halogen lamp |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101418939A (en) * | 2008-11-10 | 2009-04-29 | 友达光电股份有限公司 | Back light module unit and lamp socket thereof |
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2009
- 2009-05-05 CN CN2009101116521A patent/CN101598308B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101418939A (en) * | 2008-11-10 | 2009-04-29 | 友达光电股份有限公司 | Back light module unit and lamp socket thereof |
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| CN101598308A (en) | 2009-12-09 |
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