CN201811160U - Lens installing support connection structure - Google Patents
Lens installing support connection structure Download PDFInfo
- Publication number
- CN201811160U CN201811160U CN2010205457203U CN201020545720U CN201811160U CN 201811160 U CN201811160 U CN 201811160U CN 2010205457203 U CN2010205457203 U CN 2010205457203U CN 201020545720 U CN201020545720 U CN 201020545720U CN 201811160 U CN201811160 U CN 201811160U
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- Prior art keywords
- lens
- hole portion
- mounting bracket
- lens mounting
- bracket syndeton
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Abstract
The utility model discloses a lens installing support connecting structure, which is characterized by comprising a support main body for connecting an LED device base board and a secondary optical lens, wherein the support main body is internally provided with an upper hole part and a lower hole part which are communicated, the upper hole part is the installing position of the secondary optical lens, and the lower hole part is connected with the LED device base board. The lens installing support connection structure with the structure not only has simple structure, is convenient to install and manufacture, but also can conveniently realize the connection of the secondary optical lens with different shapes and an LED device, at the same time, can be used on the LED device imitating a lumen structure, and can be used on the device with the lens packaged by silica gel.
Description
Technical field
The utility model relates to a kind of lens erecting device, relates in particular to a kind ofly not only can use on imitative lumen LED device but also can be used in lens mounting bracket syndeton on the device with silica gel package lens.
Background technology
At present, the power LED device is applied to field of lamp illumination by maturation, as: shot-light, Down lamp, street lamp, bulkhead lamp capable etc.Because the limitation of LED device once light-distribution is difficult to satisfy actual luminous intensity distribution demand when it is used as lighting, therefore need on the basis of LED device once light-distribution secondary optical lens be installed.
The secondary optical lens of existing LED light fixture mostly directly overlaps and is buckled on the LED device, as China Patent No. is the LED lamp that the patent documentation of CN200720056547.9 discloses a kind of lens improved fixed structure, shown in accompanying drawing 1, it comprises: lamp body 04, be arranged on the LED lamp 03 of lamp body bottom, the front shroud 01 that is enclosed within the lens 02 on the LED lamp plate and is buckled on the lens and connects together with lamp body, front shroud 01 is used for fixing the position of lens.The LED lamp of this lens improved fixed structure has solved the fixation problem of lens preferably by the coupling design of front shroud 01 with lens 02.But when relating to a plurality of secondary optical lens and be used in combination, this front shroud 01 is installed with the coupling of lens 02 and is just become comparatively loaded down with trivial details; And when light fixture is subjected to concussion when waiting other external factor to influence, lens 02 contact with LED lamp 03 inevitably, and the package lens of LED lamp 03 is caused extruding; In addition, this lens directly cover are buckled in connected mode on the LED device substrate, make the slit that has light leak between lens and the substrate surface, have reduced the light extraction efficiency of light fixture.
Traditional power LED device architecture, as: imitative lumen structure etc., mostly adopt the lead frame posture encapsulation of PLCC type, its pedestal is circular, its lens adopts the higher epoxy resin of hardness as encapsulating material.Along with technical development, a this package lens of being made by epoxy resin is installed the limitation of making loaded down with trivial details and light extraction efficiency because of it and is replaced by a kind of silica-gel lens of an encapsulated moulding gradually.Compare with epoxy resin lenses, the hardness of silica gel is lower, and crimp easily is so must prevent its extruding to a package lens when secondary optical lens is installed.
For avoiding direct contact of a package lens of secondary light-distribution lens and LED device, Chinese patent application number discloses a kind of LED lighting device and lens carrier thereof for the patent documentation of CN200710037126.9.Shown in accompanying drawing 2, this lens carrier 06 comprises: be arranged on the through hole 063 of frame bottom, be used for holding the LED device; Sidewall is arranged to the reflector shape and is formed light-reflecting portion 062 around the support; The upper limb of support also is provided with a latch part 061.A kind of secondary optical lens structure 05 that is complementary with this support comprises: lens body 051 and be arranged on holding part 052 around the lens body.Shown in holding part be embedded in secondary optical lens 05 be connected on the lens carrier 06.Yet this lens carrier has several drawbacks: 1. this lens carrier has labyrinths such as snap close, and secondary lens installs comparatively inconvenience; 2. this lens carrier must have special lens and its coupling, can not be used for installing the lens that connect traditional imitative lumen LED device, increases the manufacturing cost of product; 3. this lens carrier defines secondary optical lens and must be installed in the support, can not realize according to different lens shapes, is contained in secondary optical lens in the lens carrier selectively or is enclosed within outside the lens carrier.
Therefore, develop a kind of making and be used in traditional secondary optical lens of imitating on the lumen LED device, the lens mounting bracket syndeton that can be used on the device with silica gel package lens very is necessary; Also very be necessary to develop a kind of lens mounting bracket syndeton, can realize being connected of difform secondary optical lens and LED device easily.
Summary of the invention
The purpose of this utility model be to provide a kind of simple in structure, easily manufactured lens mounting bracket syndeton is installed, this lens mounting bracket syndeton can realize being connected of difform secondary optical lens and LED device easily, both can use simultaneously the lens on imitative lumen LED device, and also can be used on the device with silica gel package lens.
The utility model is to realize above-mentioned purpose by following technical solution:
A kind of lens mounting bracket syndeton, it is characterized in that, it comprises the rack body that connects LED device substrate and secondary optical lens, hole portion reaches hole portion down on being provided with in rack body, connect between last hole portion and the following hole portion, wherein, last hole portion is the installation site of secondary optical lens, and following hole portion is connected with the LED device substrate.
As further specifying of such scheme, the shape of described hole portion down is consistent with the shape of LED device substrate.
Described go up hole portion cross section or down hole portion cross section can be circle, rhombus, ellipse, rectangle or trapezoidal etc.
The described outer peripheral edges of hole portion down are provided with the fixed structure that is used for fixing rack body.
Have fixing hole on the described fixed structure; Described fixed structure or fixing hole can be symmetry or asymmetric setting.
Around the described hole portion down is closed or non-closing structure.
Fixed structure is formed for the pair of parallel face, and the distance between parallel surface just is complementary for the width of LED device substrate; Described fixed structure is compositions such as uneven disc, ellipsoid or plane.
Described secondary optical lens is made of lens cavity and lenticular body, it and rack body be connected to the inside that is stuck in rack body, one light emitting diode with an optical texture is installed in the circuit board by light emitting diode base plate, and a rack body is socketed on the LED.
The described inside dimension in hole down is slightly larger than the outside dimension of LED substrate, and spacing is d1; The inside dimension of last hole portion is slightly larger than the outside dimension of lens cavity, and spacing is d2; The inside dimension of lens cavity is greater than the size of an optical lens of LED device, and spacing is d3; And spacing d3 is not less than spacing d1, d2 sum, that is: d3 〉=d1+d2.
Can also make between the following hole portion and LED substrate of lens mounting bracket syndeton for above-mentioned spacing d1, d2 have one at least smaller or equal to 0, or between the last hole portion and lens cavity of lens mounting bracket syndeton, have at least one to be over-surplus fit structure.
Described secondary optical lens is made of lens cavity and lenticular body, is connected to the outside that is enclosed within rack body between it and the main body rack, and the mode with interference fit between lens cavity and main body rack links together.Can adopt the inside dimension of described lens cavity to be slightly less than the outside dimension of rack body, realize that interference fit connects;
The described hole portion of going up is arranged to the reflector shape; The described inner surface of going up hole portion is coated with reflectorized material.
A kind of lens mounting bracket syndeton that the utility model provides has following beneficial effect:
1. a kind of lens mounting bracket syndeton of providing of the utility model can realize that a lens are used on the LED device with different substrate, and the difform secondary optical lens of displacement can be installed on LED device as required.
2. a kind of lens mounting bracket syndeton of providing of the utility model, simple in structure, manufacturing cost easily manufactured, that save application product is installed.
3. a kind of lens mounting bracket syndeton of providing of the utility model is avoided secondary lens contact extruding lens of silica gel and the light effect that goes out that makes one time lens distortion caused becomes bad;
4. a kind of lens mounting bracket syndeton of providing of the utility model, when avoiding lens to install between secondary lens and LED device because of contacting the light leakage phenomena that the slit causes, the light that the LED device is sent that can be complete draws in secondary lens, improves the light efficiency of light fixture.
Description of drawings
Fig. 1 is the LED modulated structure schematic diagram of the lens improved fixed structure of prior art;
Fig. 2 is the LED lighting device and the lens carrier structural representation thereof of prior art;
Fig. 3-Fig. 5 is a rack body structure sectional structure schematic diagram of the present utility model;
Fig. 6 is an embodiment lens mounting bracket syndeton schematic diagram of the present utility model;
Fig. 6 a-Fig. 6 b is the local enlarged diagram of Fig. 6;
Fig. 7 is enclosed within the example structure schematic diagram of the outside of lens mounting bracket syndeton for the secondary optical lens that is made of lens cavity and lenticular body of the present utility model;
Fig. 8-Figure 10 is another example structure schematic diagram of rack body of the present utility model;
Figure 11 is the structural representation of reflector shape for hole portion on the rack body of the present utility model;
Figure 12-Figure 14 is provided with two example structure schematic diagrames of fixed structure for the periphery of hole portion under the rack body of the present utility model.
Description of reference numerals: wiring board 10, rack body 11, last hole portion 12, following hole portion 13,14, optical textures 15 of light emitting diode base plate, lens cavity 16, lenticular body 17, lens cavity 18, lenticular body 19, fixed structure 31, fixing hole 34, parallel surface 35.
The specific embodiment
Below in conjunction with the drawings and the specific embodiments the utility model is described in further detail.
Embodiment one
As shown in Figure 3, a kind of lens mounting bracket syndeton 1 comprises: rack body 11 is arranged on last hole portion 12 and hole portion 13 down in the rack body 11, and goes up perforation between hole portion 12 and the following hole portion 13.Wherein, last hole portion 12 is used for locating the installation site of secondary optical lens, and the shape of following hole portion 13 is consistent with the shape of LED device substrate.
Referring to accompanying drawing 4, accompanying drawing 5.In the present embodiment, rack body 11 and go up the circle that is shaped as of hole portion 12, being shaped as of following hole portion 13 is square.In other embodiments, rack body 11, go up hole portion 12 and down the shape of hole portion 13 also can be circle, ellipse, rectangle, other shapes such as trapezoidal.In the preferred version of present embodiment, the outer peripheral edges of following hole portion 11 also can be provided for the fixed structure (accompanying drawing 3 does not provide) of fixed lens mounting bracket syndeton 11, are not limited to present embodiment.
Be further to deepen the understandings of those of ordinary skills, be described further below in conjunction with the utilization of accompanying drawing 6,7 pairs of transition apparatus 1 of accompanying drawing to present embodiment.
The structure that the lens that accompanying drawing 6 is depicted as the employing present embodiment to be provided are installed the transition apparatus mounted lens, comprise: a light emitting diode with an optical texture 15 is installed on the wiring board 10 by light emitting diode base plate 14, one lens mounting bracket syndeton 1 is socketed on the LED, and a secondary optical lens that is made of lens cavity 16 and lenticular body 17 is stuck in the inside of lens mounting bracket syndeton 1.In the present embodiment, the inside dimension of the following hole portion 13 of lens mounting bracket syndeton 1 is slightly larger than the outside dimension of LED substrate 14, and spacing is d1; The inside dimension of the last hole portion 12 of lens mounting bracket syndeton 1 is slightly larger than the outside dimension of lens cavity 16, and spacing is d2; The inside dimension of lens cavity 16 is greater than the size of an optical lens of LED device, and spacing is d3; And spacing d3 is not less than spacing d1, d2 sum, that is: d3 〉=d1+d2 prevents package lens of secondary optical lens contact.In other embodiments, above-mentioned spacing d1, d2 have one at least smaller or equal to 0, make between the following hole portion 13 and LED substrate 14 of lens mounting bracket syndeton 1, or between the last hole portion 12 and lens cavity 16 of lens mounting bracket syndeton 1, have at least one to be over-surplus fit structure.
Another structure that the lens that accompanying drawing 7 is depicted as the employing present embodiment to be provided are installed the transition apparatus mounted lens, the difference of itself and structure shown in Figure 6 is: the secondary optical lens that is made of lens cavity 18 and lenticular body 19 is enclosed within the outside of lens mounting bracket syndeton, and lens cavity 18 links together with the mode of lens mounting bracket syndeton 1 with interference fit; In other embodiments, the inside dimension of lens cavity 18 also can be slightly larger than the outside dimension of lens mounting bracket syndeton 1, is not limited to this embodiment.
A kind of lens that present embodiment provides are installed transition apparatus, the via design that the hole portion up and down of adopting connects, and following hole portion is used for being socketed on the LED device substrate, and last hole portion is used for locating secondary optical lens.The structural design that this lens are installed can accurately realize the location between lens and the light emitting diode, and the secondary optical lens of avoiding being installed on the LED device makes a package lens distortion because of package lens of secondary optical lens extruding LED that vibrations wait other external factor to cause.In addition, be used as the last hole portion of secondary optical lens location, adopt lens are installed in outside the portion of hole or on design in the portion of hole, can conveniently realize the replacement between the secondary optical lens different on the light emitting diode.
Embodiment two
Accompanying drawing 8-10 is depicted as another embodiment of a kind of lens mounting bracket syndeton that the utility model provides.The difference of present embodiment and embodiment one is: go up hole portion 12 and be arranged to the reflector shape, and be coated with reflectorized material at the inner surface of last hole portion 12; In other embodiments, also can omit the plating reflectorized material or do the frosted processing, be not limited to present embodiment at the inner surface in last hole 12.
It should be noted that, when the reflector shape that will go up hole portion 12 is arranged to and is imitated lumen LED device with the profile of secondary optical lens when consistent, just can be embedded in the lens mounting bracket syndeton with secondary optical lens, and can avoid secondary optical lens to contact (as shown in Figure 11) with a package lens of LED device with imitating lumen LED device.In addition, because the existence of lens carrier, the light leakage phenomena that the poor sealing of also having avoided secondary optical lens to contact with the LED device substrate is brought has improved light extraction efficiency.
Embodiment three
Accompanying drawing 12-Figure 14 shows that the another kind of lens mounting bracket syndeton that the utility model provides.The difference of present embodiment and embodiment one is: also be provided with on the lens mounting bracket syndeton and be used for fixing lens mounting bracket syndeton, semicircular fixed structure 31, fixed structure 31 is arranged on down the periphery of hole portion, and fixed structure 31 is provided with circular fixing hole 34.Other shapes such as that fixed structure and fixing hole also can be arranged to is square, rhombus, ellipse are not limited to present embodiment, and described fixed structure 31 or fixing hole 34 can be for being the symmetrical expression setting.
The difference of present embodiment and embodiment one also is: following hole portion 13 is closed around being not, but is made up of the pair of parallel face 35 of fixed structure 31, and the distance that parallel surface is 35 just is a certain width of LED device substrate.In other embodiments, fixed structure 31 also can be made up of uneven disc, ellipsoid, plane, is not limited to present embodiment.
This hole portion 13 down that present embodiment provides is closed design not, can only rely on down the location, a pair of side of hole portion 13, and promptly the opposite side size to LED device wire base board does not require.Therefore, present embodiment can improve the versatility of supporting structure when economizing on material, and convenient supporting structure and the device substrate interference fit of realizing operated.
Obviously; the foregoing description only is several better embodiment of the present utility model; mechanical modification that present technique field those of ordinary skill carries out and simple combination also can have multiple different combination embodiment between them, as long as all should drop within the protection domain of the utility model claim.
Claims (17)
1. lens mounting bracket syndeton, it is characterized in that, it comprises the rack body (11) that connects LED device substrate and secondary optical lens, in rack body (11), be provided with hole portion (12) and reach hole portion (13) down, connect between last hole portion (12) and the following hole portion (13), wherein, last hole portion (12) is the installation site of secondary optical lens, and following hole portion (13) is connected with the LED device substrate.
2. lens mounting bracket syndeton according to claim 1 is characterized in that, the shape of described hole portion (13) down is consistent with the shape of LED device substrate.
3. lens mounting bracket syndeton according to claim 1 is characterized in that, described upward hole portion (12) cross section is circle, rhombus, ellipse, rectangle or trapezoidal.
4. lens mounting bracket syndeton according to claim 1 is characterized in that, shown in go up hole portion (12) be shaped as the reflection cup-shaped.
5. lens mounting bracket syndeton according to claim 1 and 2 is characterized in that, described hole portion (13) cross section down is circle, rhombus, ellipse, rectangle or trapezoidal.
6. lens mounting bracket syndeton according to claim 1 is characterized in that, the described outer peripheral edges of hole portion (13) down are provided with the fixed structure (31) that is used for fixing rack body (11).
7. lens mounting bracket syndeton according to claim 6 is characterized in that, has fixing hole (34) on the described fixed structure (31).
8. lens mounting bracket syndeton according to claim 7 is characterized in that, described fixed structure (31) or fixing hole (34) are the symmetrical expression setting.
9. lens mounting bracket syndeton according to claim 6 is characterized in that, described hole portion (13) down is non-closing structure all around.
10. lens mounting bracket syndeton according to claim 9 is characterized in that, described hole portion (13) down is that pair of parallel face (35) is formed, and the distance between parallel surface (35) just is complementary for the width of LED device substrate.
11. lens mounting bracket syndeton according to claim 6 is characterized in that, described fixed structure (31) is that uneven disc, ellipsoid or plane are formed.
12. lens mounting bracket syndeton according to claim 1, it is characterized in that, described secondary optical lens is made of lens cavity (16) and lenticular body (17), it and rack body (11) be connected to the inside that is stuck in rack body (11), one light emitting diode with optical texture (15) is installed on the wiring board (10) by light emitting diode base plate (14), and a rack body (11) is socketed on the LED.
13. lens mounting bracket syndeton according to claim 11 is characterized in that, the described inside dimension of hole portion (13) down is slightly larger than the outside dimension of LED substrate (14), and spacing is d1; The inside dimension of last hole portion (12) is slightly larger than the outside dimension of lens cavity (16), and spacing is d2; The inside dimension of lens cavity (16) is greater than the size of an optical lens of LED device, and spacing is d3; And spacing d3 is not less than spacing d1, d2 sum, that is: d3 〉=d1+d2.
14. lens mounting bracket syndeton according to claim 11 is characterized in that the inside dimension of the hole portion that descends (13) and the outside dimension spacing of LED substrate (14) are d1; The outside dimension spacing of the inside dimension of last hole portion (12) and lens cavity (16) is d2; The size-spacing of the inside dimension of lens cavity (16) and an optical lens of LED device is d3; Above-mentioned spacing d1, d2 have one at least smaller or equal to 0, make between the following hole portion (13) and LED substrate (14) of lens mounting bracket syndeton 1, or between the last hole portion (12) and lens cavity (16) of lens mounting bracket syndeton (1), have at least one to be over-surplus fit structure.
15. lens mounting bracket syndeton according to claim 1, it is characterized in that, described secondary optical lens is made of lens cavity (18) and lenticular body (19), be connected to the outside that is enclosed within rack body (11) between it and the main body rack (11), the mode with interference fit between lens cavity (18) and main body rack (11) links together.
16. lens mounting bracket syndeton according to claim 14 is characterized in that, the inside dimension of described lens cavity (18) is slightly larger than the outside dimension of rack body (11).
17., it is characterized in that the described inner surface of going up hole portion (12) is coated with reflectorized material according to claim 1 or 4 described lens mounting bracket syndetons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205457203U CN201811160U (en) | 2010-09-28 | 2010-09-28 | Lens installing support connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205457203U CN201811160U (en) | 2010-09-28 | 2010-09-28 | Lens installing support connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201811160U true CN201811160U (en) | 2011-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205457203U Expired - Lifetime CN201811160U (en) | 2010-09-28 | 2010-09-28 | Lens installing support connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201811160U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818140A (en) * | 2011-06-08 | 2012-12-12 | 王树生 | Self-radiating LED (Light-Emitting Diode) lamp bead and luminous module thereof |
-
2010
- 2010-09-28 CN CN2010205457203U patent/CN201811160U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818140A (en) * | 2011-06-08 | 2012-12-12 | 王树生 | Self-radiating LED (Light-Emitting Diode) lamp bead and luminous module thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110427 |
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| CX01 | Expiry of patent term |