CN101871631A - Light tube supporting structure and backlight module - Google Patents
Light tube supporting structure and backlight module Download PDFInfo
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- CN101871631A CN101871631A CN200910138559A CN200910138559A CN101871631A CN 101871631 A CN101871631 A CN 101871631A CN 200910138559 A CN200910138559 A CN 200910138559A CN 200910138559 A CN200910138559 A CN 200910138559A CN 101871631 A CN101871631 A CN 101871631A
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- fluorescent tube
- supporting structure
- pedestal
- cantilever
- supporting construction
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Abstract
The invention provides a light tube supporting structure and a backlight module. The supporting structure comprises a base and a pair of suspension arms which extend upwards from the base to define a containing space. Each suspension arm comprises a clamping part and an elastic part, wherein the clamping part extends upwards from the base, and the elastic part is connected with the clamping part. The elastic part comprises an end part and a guiding part, wherein the end part is used for defining an opening to enable the a light tube to be suitable to be contained in the containing space through the opening; and the guiding part extends upwards from the end part and is connected with the clamp part to guide the strip lamp to be contained in the containing space through the opening. In the light tube supporting structure, a structure which is easy to bend downward in a single direction is arranged on the suspension arms of the supporting structure to change contact between the light tube and the supporting structure into point contact, thereby the stress of the clamped strip lamp is reduced to prevent jump drop of the light tube.
Description
Technical field
The present invention relates in particular to a kind of lamp tube supporting structure of module backlight of display equipment about a kind of module backlight.
Background technology
Along with the quick progress of electronic technology and display equipment (for example LCD) production technology, the production cost of display equipment also reduces day by day.Display unit not only is widely used in the display unit of computer, also is widely used in the family life of ordinary consumer at present.Display unit has module backlight and display floater.When display floater is liquid crystal panel, because liquid crystal itself can't be luminous, therefore need to supply light source by module backlight, make display floater that normal and the well-balanced image of brightness can be provided thus.Therefore module backlight is one of key part and component of display equipment.In module backlight, have optical diaphragm group (for example LGP or diffuser plate etc.), use so that the distribution of the light that light source is launched is more even.The metal lamp holder (metal holder) that the fluorescent tube in directly-down liquid crystal display backlight source assembling at present mainly contains traditional welding and nearest emerging use is dual mode fixedly.The former is comparatively ripe, but because of the restriction cost decline space of production technology less.And use metal holder fixed lamp tube because technology is comparatively simple, very big cost decline space is arranged, so in the large scale liquid crystal TV, be used widely at present.See also Fig. 1, Figure 1 shows that the structural representation of lamp tube supporting structure of the prior art.The lamp tube supporting structure 1 of module backlight comprises a pair of holding part 2 and pedestal 3, and holding part 2 extends upward formation from pedestal 3, and each holding part 2 all has first arc area 4, forms accommodation space A and is used for ccontaining fluorescent tube 5.Above first arc area 4, have second arc 6 with the first arcuate opposite direction bending, define opening B, enter holding area A for fluorescent tube.Fluorescent tube 5 can be pressed among the accommodation space A by this holding part 2 being seized on both sides by the arms by opening B, thus fixed lamp tube 5, and second arc 6 can be used as guidance part play guide function when fluorescent tube 5 is pressed into accommodation space A, makes things convenient for entering of fluorescent tube 5.After entering holding area A, last fluorescent tube 5 can be carried on the pedestal 3.Although use above-mentioned lamp tube supporting structure 1 that more Li Chu is arranged, but in actual conditions, use lamp tube supporting structure 1 assembling fluorescent tube 5 part that still comes with some shortcomings: (1) lamp tube supporting structure 1 is easy to generate crooked etc. bad in assembling process, makes fluorescent tube 5 have stress after snapping in; And lamp tube supporting structure 1 uses is metal material such as steel, and itself rigidity is bigger, the fluorescent tube 5 that snaps in when being subjected to external impacts because of there not being enough stress release spaces to rupture easily; (2) please continue referring to Fig. 1, second arc 6 all has guidance part in the zone up and down that it forms opening B part, this can make it play guiding when fluorescent tube 5 enters opening B, but can when fluorescent tube 5 is jumped out opening B, play the effect of guiding too, so in transportation very likely because the phenomenons such as effect generation fluorescent tube 5 escapes of external force; (3) in the prior art, lamp tube supporting structure 1 is bigger at the direction width parallel with fluorescent tube, even slight torsional deformation just takes place supporting construction 1 like this, fluorescent tube also can be easy to fracture.And above defective causes that easily display floater produces the fluorescent tube fracture in client and reaches when significant problems such as machines.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of lamp tube supporting structure, utilization is provided with on a pair of cantilever of supporting construction and is easy to folk prescription to reclinate structure, and fluorescent tube is become a contact with contacting of supporting construction, reduces the stress after fluorescent tube snaps in and prevents the fluorescent tube escape.
For reaching above-mentioned purpose, the invention provides a kind of lamp tube supporting structure, this supporting construction comprises pedestal and a pair of cantilever, this extends upward from this pedestal cantilever, and defines accommodation space, and each this cantilever comprises clamping part and elastic portion.Clamping part extends upward from this pedestal, and elastic portion connects this clamping part.This elastic portion comprises end and guidance part.The end is in order to define opening, this fluorescent tube is fit to and is able to be contained in this accommodation space via this opening.Guidance part extends upward from this end and connects this clamping part, guides this fluorescent tube and is contained in this accommodation space via this opening.
As optional technical scheme, the lateral dimension of this opening is less than the diameter of this fluorescent tube.
As optional technical scheme, each this cantilever also comprises support member, connect this clamping part and be oppositely arranged with this elastic portion, and this support member is arranged between this elastic portion and this pedestal, in order to cooperate this fluorescent tube of clamping with this elastic portion.
As optional technical scheme, this end is against this fluorescent tube.
As optional technical scheme, guidance part is an arcuate structure.
As optional technical scheme, this supporting construction is a metal material.
As optional technical scheme, the size of this accommodation space is more than or equal to the diameter of this fluorescent tube.
As optional technical scheme, this pedestal and this are formed in one to cantilever.
The present invention also provides a kind of module backlight, and this module backlight comprises fluorescent tube and aforesaid lamp tube supporting structure, and this fluorescent tube is arranged between this this clamping part to cantilever.
As optional technical scheme, this pedestal has the portion of being embedded, and is used for embedding the backboard of this backlight module, and this lamp tube supporting structure firmly is arranged on this backboard.
Can be about the advantages and spirit of the present invention by following detailed Description Of The Invention and appended graphic being further understood.
Description of drawings
Figure 1 shows that the structural representation of lamp tube supporting structure of the prior art;
Fig. 2 A and Fig. 2 B are depicted as the schematic diagram according to lamp tube supporting structure of the present invention;
Figure 3 shows that the schematic diagram of first embodiment that lamp tube supporting structure according to the present invention combines with fluorescent tube;
Figure 4 shows that the schematic diagram of second embodiment that lamp tube supporting structure according to the present invention combines with fluorescent tube;
Figure 5 shows that the schematic diagram of the 3rd embodiment that lamp tube supporting structure according to the present invention combines with fluorescent tube.
The specific embodiment
The invention provides a kind of module backlight, be used for display unit, as the light source of display floater, module backlight comprises fluorescent tube and lamp tube supporting structure, and lamp tube supporting structure is used for clamping and support luminous tube.In preferred embodiment, the light source of module backlight is a fluorescent tube, for example tubular light-emitting component such as cathode fluorescent tube or thermal cathode fluorescent tube.The two ends of fluorescent tube also are provided with the crown top of burner, and the electrode that it electrically connects fluorescent tube is used for electrode is electrically connected with extraneous.See also Fig. 2 A, Fig. 2 B and Fig. 3, Fig. 2 A and Fig. 2 B are depicted as the schematic diagram according to lamp tube supporting structure of the present invention, Figure 3 shows that the schematic diagram of first embodiment that lamp tube supporting structure according to the present invention combines with fluorescent tube.Lamp tube supporting structure 10 comprises pedestal 11 and a pair of cantilever 12, and lamp tube supporting structure 10 integral body are made of metal material, and for example material such as steel or aluminium to play the effect of conduction, makes fluorescent tube 19 two ends electrically connect with extraneous.Wherein, pedestal 11 and this are formed in one to cantilever 12.This extends upward from pedestal 11 cantilever 12, jointly to define accommodation space C, as the usefulness of holding fluorescent tube.Wherein, the size of accommodation space C is more than or equal to the diameter of fluorescent tube 19.And each cantilever 12 comprises clamping part 13 and elastic portion 14.Clamping part 13 also is to extend upward from pedestal 11, is the part that cantilever 12 is connected with pedestal 11, and elastic portion 14 connects the clamping part 13 corresponding with it.In first embodiment, clamping part 13 for example is an arcuate structure.Elastic portion 14 comprises end 141 and guidance part 142.The both ends 141 of two cantilevers 12 are in order to define opening D, fluorescent tube 19 is fit to and is able to be contained among the accommodation space C via opening D, and after fluorescent tube 19 entered accommodation space C, end 141 was resisted against on the fluorescent tube 19.Guidance part 142 141 extends upward and connects clamping part 13 from the end, guiding fluorescent tube 19 is contained among the accommodation space C via opening D, and the design of this guidance part 142 can reduce assembling fluorescent tube 19 suffered assembling resistance when the lamp tube supporting structure 10 of module backlight effectively.Wherein, guidance part 142 for example is an arcuate structure.And elastic portion 14 be shaped as inclination towards accommodation space C, its guidance part 142 is when being convenient to fluorescent tube 19 and entering accommodation space C through opening D, its end 141 is because direction also can play the effect of fluorescent tube 19 by opening D escape that prevent towards accommodation space C.In addition, the lateral dimension of opening D can firmly be contained in accommodation space C with fluorescent tube 19 less than the diameter (also being lateral dimension R) of fluorescent tube 19 in order to lamp tube supporting structure 10.
In addition, lamp tube supporting structure 10 of the present invention reduces at the width with fluorescent tube 19 parallel directions, can reduce fluorescent tube 19 like this and enter behind the accommodation space C contact area with supporting construction 10, thereby make fluorescent tube 19 after snapping in, still have suitable stress release space, reduce supporting construction 10 and be distorted when being out of shape the probability that fluorescent tube 19 fractures.
Thereby, in the present embodiment, enter the accommodation space C of lamp tube supporting structure 10 when fluorescent tube 19 after, supporting construction 10 utilizes both ends 141, two clamping parts 13 and the pedestal 11 of the two elastic portion 14 of two cantilevers 12 to grip fluorescent tube 19, thereby fluorescent tube 19 is become near the contact of 5 points with contacting by of the prior art contact of supporting construction 10, reduce fluorescent tube 19 and snap in behind the accommodation space C and the stress of 10 of supporting constructions.
See also Fig. 4, Figure 4 shows that the schematic diagram of second embodiment that lamp tube supporting structure according to the present invention combines with fluorescent tube.In the present embodiment, same lamp tube supporting structure 20 comprises pedestal 21 and a pair of cantilever 22, and lamp tube supporting structure 10 integral body are made of metal material, and fluorescent tube 19 two ends are electrically connected with extraneous.Wherein, pedestal 21 and this are formed in one to cantilever 22.This extends upward from pedestal 11 cantilever 22, jointly to define accommodation space E, as the usefulness of holding fluorescent tube.Wherein, the size of accommodation space E is more than or equal to the diameter of fluorescent tube 19.And each cantilever 22 comprises clamping part 23 and elastic portion 24.Clamping part 23 also is to extend upward from pedestal 21, i.e. the part that is connected with pedestal 21 with cantilever 22, and elastic portion 24 connects the clamping part 23 corresponding with it.In the present embodiment, clamping part 13 for example is the right cylinder structure.Elastic portion 24 comprises end 241 and guidance part 242, and end 241 is in order to define opening F, fluorescent tube 19 is fit to and is able to be contained among the accommodation space E via opening F, and after fluorescent tube entered accommodation space E, end 241 was resisted against on the fluorescent tube 19.Guidance part 242 241 extends upward and connects clamping part 23 from the end, guiding fluorescent tube 19 is contained among the accommodation space E via opening F, and the design of this guidance part 242 can reduce assembling fluorescent tube 19 suffered assembling resistance when the lamp tube supporting structure 20 of module backlight effectively.Wherein, guidance part 242 for example is an arcuate structure, and certainly, its guidance part 242 also can be linear structure, as long as it be towards accommodation space E or basement tilt or bending, guarantee that fluorescent tube 19 can play guide effect and be convenient to enter accommodation space C and get final product when passing through opening F.241 of the ends of elastic portion 24 are because direction also can play the effect of fluorescent tube 19 by opening D escape that prevent towards accommodation space C.The lateral dimension of its split shed D can firmly be contained in accommodation space with fluorescent tube less than the diameter (also being lateral dimension R) of fluorescent tube 19 in order to lamp tube supporting structure 20.In the present embodiment, enter the accommodation space E of lamp tube supporting structure 20 when fluorescent tube 19 after, supporting construction 20 utilizes the both ends 241 and the pedestal 21 of the two elastic portion 24 of two cantilevers 22 to grip fluorescent tube 19, thereby contacting of fluorescent tube 19 and supporting construction 20 become by of the prior art contact be close to 3 contacts, reduce fluorescent tube 19 and snap in behind the accommodation space E and the stress of 20 of supporting constructions.
See also Fig. 5, Figure 5 shows that the schematic diagram of the 3rd embodiment that lamp tube supporting structure according to the present invention combines with fluorescent tube.Similar to first and second embodiment, lamp tube supporting structure 30 also includes pedestal 31 and a pair of cantilever 32, wherein also embodiment is described as described above for the structure of pedestal 31 and a pair of cantilever 32, difference is, each cantilever 32 also comprises support member 33, connect clamping part 34 and be oppositely arranged, and support member 33 is arranged between elastic portion 35 and the pedestal 31 with elastic portion 35.Like this after fluorescent tube 19 enters accommodation space via elastic portion 35 formed openings, the two elastic portion 35 of two cantilevers 32 and two support members 33 can cooperatively interact and come clamping fluorescent tube 19 from four direction, thereby contacting of fluorescent tube and supporting construction become by of the prior art contact be close to 4 contacts, reduce fluorescent tube 19 and snap in behind the accommodation space and the stress of 30 of supporting constructions.
In addition, pedestal also has the portion's of being embedded (not shown) among the present invention, and the portion of being embedded for example extends downwards, is used for embedding the backboard of backlight module, and lamp tube supporting structure firmly is arranged on the backboard.
In sum, utilization of the present invention is provided with on a pair of cantilever of supporting construction and is easy to folk prescription to reclinate structure, and fluorescent tube become a contact with contacting of supporting construction, reduce the stress after fluorescent tube snaps in, prevent to force fluorescent tube and supporting seat interface pressure excessive because the deflection deformation of supporting construction causes integral rigidity to be crossed, produce unexpected property effects such as fluorescent tube destruction, or fluorescent tube phenomenon such as come off after embedding.And it is simple to use supporting construction assembling lamp pipe of the present invention to have technology, and advantage such as easy to rework.
By the detailed description of the above specific embodiment, be to wish to know more to describe feature of the present invention and spirit, and be not to come claim scope of the present invention is limited with the above-mentioned disclosed specific embodiment.On the contrary, its objective is that hope can contain in being arranged in of various changes and the tool equality claim scope of the present invention.Therefore, claim scope of the present invention should be done the broadest explanation according to above-mentioned explanation, contains the arrangement of all possible change and tool equality to cause it.
Claims (10)
1. lamp tube supporting structure is characterized in that this supporting construction comprises:
Pedestal;
A pair of cantilever, this extends upward from this pedestal cantilever, and defines accommodation space, and each this cantilever comprises
Clamping part, this pedestal extends upward certainly; And
Elastic portion connects this clamping part, and this elastic portion comprises
The end to define opening, is fit to this fluorescent tube and is able to be contained in this accommodation space via this opening; And
Guidance part, this end extends upward and connects this clamping part certainly, guides this fluorescent tube and is contained in this accommodation space via this opening.
2. supporting construction as claimed in claim 1 is characterized in that the diameter of the lateral dimension of this opening less than this fluorescent tube.
3. supporting construction as claimed in claim 1, it is characterized in that each this cantilever also comprises support member, connect this clamping part and be oppositely arranged, and this support member is arranged between this elastic portion and this pedestal, in order to cooperate this fluorescent tube of clamping with this elastic portion with this elastic portion.
4. supporting construction as claimed in claim 1 is characterized in that this end is against this fluorescent tube.
5. supporting construction as claimed in claim 1 is characterized in that this guidance part is an arcuate structure.
6. supporting construction as claimed in claim 1 is characterized in that this supporting construction is a metal material.
7. supporting construction as claimed in claim 1 is characterized in that the diameter of the size of this accommodation space more than or equal to this fluorescent tube.
8. supporting construction as claimed in claim 1 is characterized in that this pedestal and this are formed in one to cantilever.
9. module backlight is characterized in that this module backlight comprises:
Fluorescent tube; And
As any described lamp tube supporting structure of claim 1-8, this fluorescent tube is arranged between this this clamping part to cantilever.
10. module backlight as claimed in claim 9 is characterized in that this pedestal has the portion of being embedded, and is used for embedding the backboard of this backlight module, and this lamp tube supporting structure firmly is arranged on this backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910138559A CN101871631A (en) | 2009-04-26 | 2009-04-26 | Light tube supporting structure and backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910138559A CN101871631A (en) | 2009-04-26 | 2009-04-26 | Light tube supporting structure and backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101871631A true CN101871631A (en) | 2010-10-27 |
Family
ID=42996643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910138559A Pending CN101871631A (en) | 2009-04-26 | 2009-04-26 | Light tube supporting structure and backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101871631A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361939A (en) * | 2017-01-25 | 2018-08-03 | 珠海格力电器股份有限公司 | Connecting pipe fixing piece, heat exchanger with same and air conditioner indoor unit |
-
2009
- 2009-04-26 CN CN200910138559A patent/CN101871631A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361939A (en) * | 2017-01-25 | 2018-08-03 | 珠海格力电器股份有限公司 | Connecting pipe fixing piece, heat exchanger with same and air conditioner indoor unit |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101027 |