CN109282194A - A kind of lamp cap - Google Patents
A kind of lamp cap Download PDFInfo
- Publication number
- CN109282194A CN109282194A CN201811223728.5A CN201811223728A CN109282194A CN 109282194 A CN109282194 A CN 109282194A CN 201811223728 A CN201811223728 A CN 201811223728A CN 109282194 A CN109282194 A CN 109282194A
- Authority
- CN
- China
- Prior art keywords
- light
- guide plate
- lamp cap
- cover
- light guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 241001465382 Physalis alkekengi Species 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
- F21V15/015—Devices for covering joints between adjacent lighting devices; End coverings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of lamp caps, including the first light cover, the second light cover, light guide plate and LED light strip；It is through-hole in the middle part of first light cover and in the middle part of the second light cover；LED light strip is fixedly connected with the first light cover or the second light cover, and light guide plate is between the first light cover and the second light cover, and the side of LED light strip and light guide plate is opposite；First light cover and the second light cover are fixedly connected.The lamp cap of the structure makes in external environment, and the light that lamp cap projects has more mildness, does not stimulate human eye.
Description
Technical field
The invention belongs to field of light fittings, it particularly relates to a kind of lamp cap.
Background technique
The luminous desk lamp holder structure part in the side LED on existing market, generally by acrylic light guide plate, the first lamp of plastic cement
Lid, the second light cover of plastic cement and metal heat sink, astigmatism diffuser plate, LED light strip composition.Pass through the first light cover and the second light cover
The axial restraint of light guide plate is realized with coupler construction or screw.Since assembly is more, assembling process is complicated, and heat dissipation metal
Part is wrapped between the first light cover and the second light cover, and heat is difficult to be dispersed into outside, influences LED lamp bead service efficiency and use
Service life.Meanwhile first light cover be covered on the back side of light guide plate so that the light that guide-lighting back issues is difficult to be incident upon the external world.?
That is light is projected from light guide plate front, do not projected from guide-lighting back.In this way, the light that lamp cap projects is in external environment
In, it is not soft enough, it is unfavorable for protecting human eye.
Summary of the invention
The technical problems to be solved by the present invention are: a kind of lamp cap is provided, so that in external environment, the light of lamp cap injection
Line has more mildness, does not stimulate human eye.
In order to solve the above technical problems, the embodiment of the present invention has the advantages that
A kind of lamp cap, including the first light cover, the second light cover, light guide plate and LED light strip；The first light cover middle part and the second light cover
Middle part is through-hole；LED light strip is fixedly connected with the first light cover or the second light cover, and light guide plate is located at the first light cover and the second lamp
Between lid, and the side of LED light strip and light guide plate is opposite；First light cover and the second light cover are fixedly connected.
As preference, the lamp cap further includes optics site, and the optical network point is located at the surface of light guide plate.
As preference, the density of the optics site is gradually reduced from light guide plate Center wizard tabula rasa edge；With/
Or, the size of optics site is gradually reduced from light guide plate Center wizard tabula rasa edge；And/or the depth of optics site, from leading
Tabula rasa Center wizard tabula rasa edge, gradually becomes shallower as.
As preference, the lamp cap further includes light-transmitting plate and the reflective paper layer of annular, and the reflective paper layer of annular, which is connected to, leads
The two sides of tabula rasa, light-transmitting plate are located on the outside of the reflective paper layer of annular, and optical network point is between light-transmitting plate and light guide plate.
As preference, first light cover includes ontology, and the one side of ontology is equipped with the positioning ring containing opening.
As preference, the ontology is equipped with flanging, and positioning ring is located on the inside of flanging, between positioning ring and flanging
Form annular groove.
As preference, the rib is fixedly connected with positioning ring and ontology respectively, and rib is located at positioning ring and ontology
Between inward flange.
As preference, the rib is circumferentially uniformly distributed along positioning ring.
As preference, the surface that the rib is contacted with light guide plate is plane.
As preference, the LED light strip includes band body and LED light source, and LED light source is fixedly connected on band body, and band
Body is fixedly connected with the side of positioning ring towards light guide plate.
As preference, the lamp cap further includes locating part, locating part and the first light cover, the second light cover, light guide plate or
LED light band connection, locating part is for preventing light guide plate and LED light source from touching.
As preference, the locating part is at least three blocks, and block is fixedly connected with body, and with LED light source position
In the same side with body, the height of block is greater than the height of LED light source.
As preference, the locating part is at least three convex blocks, convex block and the first light cover, the second light cover or light guide plate
It is fixedly connected, convex block is between light guide plate and LED light source.
As preference, the locating part and the first light cover, the second light cover or light guide plate are made into integration.
As preference, first light cover is made of metal.
As preference, first light cover is made of plastics, and the lamp cap further includes radiating piece, and LED light strip is by dissipating
Warmware is connected on the first light cover or the second light cover.
As preference, second light cover is made of plastics.
Compared with prior art, the back side and front of the lamp cap of the embodiment of the present invention can project light, so that outside
In portion's environment, the light of lamp cap has mildness, does not stimulate human eye.The lamp cap of the embodiment of the present invention includes the first light cover, second
Light cover, light guide plate and LED light strip.Light guide plate projects light by front and back simultaneously.Due to being logical in the middle part of the first light cover
Hole, the second light cover middle part is through-hole, so light can project simultaneously from light guide plate front and back.In the prior art, all
Light all pass through light guide plate front project.The lamp cap of the present embodiment meets the transparent lighting requirements of light guide plate, increases
The brightness of environment, light have more mildness, and are conducive to protection human eye.
Detailed description of the invention
Fig. 1 is the Structure explosion diagram of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the first light cover in the embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of the LED light strip in the embodiment of the present invention；
Fig. 4 is another structural schematic diagram of the LED light strip in the embodiment of the present invention；
Fig. 5 is the side view of Fig. 4；
Fig. 6 is the assembling schematic diagram of light guide plate in the embodiment of the present invention, optics site, light-transmitting plate；
Fig. 7 is the assembling schematic diagram of light guide plate in the embodiment of the present invention, reflective paper layer, light-transmitting plate.
Have in figure: the first light cover 1, ontology 101, opening 102, positioning ring 103, flanging 104, annular groove 105, rib
106, the second light cover 2, light guide plate 3, LED light strip 4, band body 401, LED light source 402, optics site 5, light-transmitting plate 6, locating part 7,
Reflective paper layer 8.
Specific embodiment
With reference to the accompanying drawing, technical solution of the present invention is described in detail.
As shown in Figure 1, a kind of lamp cap of the embodiment of the present invention, including the first light cover 1, the second light cover 2, light guide plate 3 and LED
Light bar 4.It is through-hole in the middle part of first light cover 1, is through-hole in the middle part of the second light cover 2.Preferably, the first light cover 1 and the second about 2 light cover
It lays.The through-hole of the through-hole of first light cover 1 and the second light cover 2 is opposite.First light cover 1 is fixedly connected with the second light cover 2.LED light
Band 4 is fixedly connected with the first light cover 1 or the second light cover 2.Light guide plate 3 is between the first light cover 1 and the second light cover 2.It is guide-lighting
The edge of plate 3 is embedded in the first light cover 1 and the second light cover 2, the middle through-hole and second with the first light cover 1 respectively of light guide plate 3
The middle through-hole of light cover 2 is opposite.LED light strip 4 is opposite with the side of light guide plate 3.
The lamp cap of above-described embodiment, the light that LED light strip 4 issues are entered in light guide plate 3 by the side of light guide plate 3, then
Light is projected by light guide plate 3.It is through-hole in the middle part of first light cover, 1 middle part and the second light cover 2, light guide plate 3 is embedded in the first light cover 1
And second between light cover 2.Light guide plate 3 projects light by front and back simultaneously.The front of light guide plate 3 is face directed downwardly,
The back side is face upward.In the prior art, it projects in the front that whole light all passes through light guide plate 3.Plastics are usually arranged in the back side
Upper light cover, so that light can not project.The lamp cap of the present embodiment is through-hole in the middle part of the middle part of the first light cover 1 and the second light cover 2,
There is light injection in the front and back of light guide plate 3, meets the transparent lighting requirements of light guide plate 3, and increase environment
Brightness is conducive to protection human eye.
To increase brightness, as preference, as shown in fig. 6, the lamp cap further includes optics site 5, optics site 5
In the surface of light guide plate 3.Optics site 5 can be set in the front of light guide plate 3, also can be set at the back side of light guide plate 3.It is excellent
Optics site is imprinted on the surface of light guide plate 3 using laser mode by choosing.Optics site 5 changes the direction of side incident ray, makes
It obtains light guide plate 3 and forms the uniform area source that shines.When lamps and lanterns are desk lamp, it is preferred that at the back side of light guide plate 3, optical network is set
Point 5 increases the amount of light at 3 back side of light guide plate.About 3 light pass-through of light guide plate, it is anti-that the optical network point on light guide plate 3 plays light
The effect of penetrating.
Optics site 5 is set at the back side of light guide plate 3, the amount of light projected from 3 front of light guide plate can be increased, increased
The light efficiency projected from 3 front of light guide plate.Preferably, the density of optics site 5, from 3 Center wizard tabula rasa of light guide plate, 3 edge, by
It is decrescence small.For example, the density of optics site 5 are as follows: unit area (CM2) dot number is in 100~300 points, and from light guide plate 3
3 edge of Center wizard tabula rasa, density are gradually reduced.Preferably, the size of optics site 5, from 3 Center wizard tabula rasa 3 of light guide plate
Edge is gradually reduced.For example, the size of optics site 5 is 0.3~0.6mm, from 3 Center wizard tabula rasa of light guide plate, 3 edge, light
The size for learning site 5 is gradually reduced.Preferably, the depth of optics site 5, from 3 Center wizard tabula rasa of light guide plate, 3 edge, gradually
Increase.For example, the depth of optics site 5 is 0.03~0.15mm, and from 3 Center wizard tabula rasa of light guide plate, 3 edge, optics site
5 depth gradually becomes shallower as.Rationally density, size and the depth of setting optics site 5, can make light more evenly, softer.With
The light guide plate luminescence technology of the prior art is compared, and the lamp cap of this preference has the function of eyeshield, comfortable.
To increase the light efficiency projected from 3 front of light guide plate, as preference, as shown in fig. 7, the lamp cap further includes
Tabula rasa 6 and the reflective paper layer 8 of annular, the reflective paper layer 8 of annular are connected to the two sides of light guide plate 3, and light-transmitting plate 6 is located at annular reflective sheeting
8 outside of layer, optics site 5 is between light-transmitting plate 6 and light guide plate 3.Light-transmitting plate 6 can be with transmitted ray, and reflective portion light.
When the back side of light guide plate 3 is arranged in light-transmitting plate 6, the light that 6 reflective portion of light-transmitting plate is projected from 3 back side of light guide plate, by the part
Light is projected from 3 front of light guide plate again.By the way that light-transmitting plate 6 is arranged, on the one hand makes the light pass-through of lamp cap, on the other hand increase
The light projected from 3 front of light guide plate, reduces the light projected from 3 back side of light guide plate.The front and back of entire light guide plate 3 is equal
It is projected by light.Light-transmitting plate 6 can be used PC material and be made.The light guide that the reflective paper layer 8 of annular is used to issue LED light strip 4
It polymerize on tabula rasa.
As preference, as shown in Fig. 2, first light cover 1 includes ontology 101, the one side of ontology 101 is equipped with to contain and open
The positioning ring 103 of mouth 102.Positioning ring 103 is for fixing LED light strip 4.Preferably, ontology 101 and positioning ring 103 are by metal
It is made, the heat that LED light strip 4 is generated distributes in time.The opening 102 of positioning ring 103 is for wearing electric wire, electric wire
It is connected with LED light strip 4.
As preference, the ontology 101 is equipped with flanging 104, and positioning ring 103 is located at 104 inside of flanging, positioning ring
Annular groove 105 is formed between 103 and flanging 104.The positioning and fastening to the second light cover 2 are realized using annular groove 105.Second
The periphery of light cover 2 is in annular groove 105, it can be achieved that the positioning and fastening of the second light cover 2 and the first light cover 1.Utilizing spiral shell
The connectors such as bolt are fixedly connected with the second light cover 2 and the first light cover 1.In addition, setting flanging 104 also increases ontology 101 and outer
The area of boundary's air contact.Preferably, flanging 104 is made of metal.Flanging 104 increases the heat dissipation effect of ontology 101.
To increase the fixing and heat dissipation performance that connect, as preference, as shown in Fig. 2, the lamp cap further includes muscle
Item 106, rib 106 are fixedly connected with positioning ring 103 and ontology 101 respectively, and rib 106 is located at positioning ring 103 and ontology 101
Between inward flange.Rib 106 is fixedly connected between positioning ring 103 and ontology 101, so that the company of positioning ring 103 and ontology 101
It is more firm to connect.When positioning ring 103 and rib 106 all have heat dissipation performance, the heat that LED light strip 4 generates when working passes through
Positioning ring 103 is conducted to the external world.Rib 106 and positioning ring 103 connect, and partial heat is distributed by rib 106.This
Improve heat dissipation effect.Preferably, the rib 106 is circumferentially uniformly distributed along positioning ring 103.
As preference, the surface that the rib 106 is contacted with light guide plate 3 is plane.When assembly, LED light strip 4 is located at muscle
106 side of item, 3 one surface of light guide plate is opposite with the surface of rib 106, and the side of light guide plate 3 and LED light strip 4 are opposite, light guide plate
3 another surfaces are opposite with the second cover board 2.The surface that rib 106 is contacted with light guide plate 3 is set as plane, so that rib 106 and leaded light
When plate 3 is touched, light guide plate 3 will not be damaged.
As preference, as shown in figure 3, the LED light strip 4 includes band body 401 and LED light source 402, LED light source 402 is solid
Surely it is connected on band body 401, and is fixedly connected with body 401 with the side of positioning ring 103 towards light guide plate 3.LED light strip 4 is fixed
On positioning ring 103.In the LED light strip 4 of the structure, LED light source 402 is fixedly connected on band body 401.This is easily installed and tears open
Unload LED light strip 4.
After mounting, to avoid the side of light guide plate 3 from touching with LED light source 402, damage LED light source 402 is described
Lamp cap further includes locating part 7, and locating part 7 is connect with the first light cover 1, the second light cover 2, light guide plate 3 or LED light strip 4, locating part
7 for preventing light guide plate 3 and LED light source 402 from touching.The structure of locating part 7 can there are many, led as long as it can be realized prevention
The effect that tabula rasa 3 and LED light source 402 are touched.Two kinds of structures are only exemplified by the present embodiment.
The first structure: as shown in Figures 4 and 5, locating part 7 is at least three blocks, and block is fixedly connected with body 401,
And it is located at the same side with body 401 with LED light source 402, the height of block is greater than the height of LED light source 402.
In the locating part 7 of above structure, block is connected on band body 401.Since the height of block is greater than LED light source 402
Height would not also damage LED light source 402 so the side of light guide plate 3 will not be contacted with LED light source 402.Pass through setting
Light guide plate 3 and LED light source 402 has been isolated in block, so that the two will not contact.Block can be set 3,4 or 6
Deng as long as being greater than 2.
Second of structure: locating part 7 is at least three convex blocks, convex block and the first light cover 1, the second light cover 2 or light guide plate 3
It is fixedly connected, convex block is between light guide plate 3 and LED light source 402.
In the structure, convex block is connected in the first light cover 1, the second light cover 2 or light guide plate 3, convex block be located at light guide plate 3 with
Between LED light source 402, light guide plate 3 and LED light source 402 has been isolated, so that light guide plate 3 will not be contacted with LED light source 402, thus
Protect LED light source 402.Preferably, locating part 7 and the first light cover 1, the second light cover 2 or light guide plate 3 are made into integration.Certainly,
Locating part 7 can be independent component, connect respectively with the first light cover 1, the second light cover 2 or light guide plate 3.
To increase heat dissipation effect, as preference, first light cover 1 is made of metal.The heating conduction of metal is preferable.
First light cover 1 is made using metal, heat can be distributed in time, heat is avoided to assemble inside lamp cap, damages electronics
Device.In the present embodiment, light source is used as using LED light strip 4.The thermal Finite that LED light strip 4 generates when working, so using gold
The first light cover 1 is made in category, not will lead to the first light cover 1 overheat and scalds people.First light cover 1 of the preference, in addition to second
Light cover 2 cooperates, and has the function of lightguide plate fixing 3, also has heat dissipation, protect the effect of lamp cap.In the structure, by the first light cover
1 and metal heat sink be combined into one, the first light cover makes of metal, for example, taking into account with high thermal conductivity and high-intensitive aluminum component
The double action that LED heat dissipation and light guide plate are fixed meets lamps and lanterns light pass-through effect up and down.
Certainly, alternatively, the first light cover 1 is made of plastics, and the lamp cap further includes radiating piece, LED light strip 4
It is connected on the first light cover 1 or the second light cover 2 by radiating piece.By radiating piece to the heat generated in 4 course of work of LED light strip
Amount radiates.
As preference, second light cover 2 is made of plastics.For example, the second light cover is firm and tough using high impact-resistant
Polymer PC material be made.Second light cover 2 is made of plastics, itself has certain flexibility.When the first light cover 1 is by made of metal
Cheng Shi is fixed since the second light cover 2 is easy to be adapted to the first light cover 1.
The assembling process of the lamp cap of above-described embodiment are as follows: LED light strip 4 is pasted onto the positioning ring of the first light cover made of metal
On 103, then reflective membrane 6 is put into the first light cover 1, then light guide plate 3 is put into the first light cover 1, then by the second light cover 2
Engage with the contraposition of the first light cover 1, finally with two screw locking the second light covers 2 and the first light cover 1.
The basic principles, main features and advantages of the invention have been shown and described above.Those skilled in the art should
Understand, the present invention do not limited by above-mentioned specific embodiment, the description in above-mentioned specific embodiment and specification be intended merely into
One step illustrates the principle of the present invention, without departing from the spirit and scope of the present invention, the present invention also have various change and
It improves, these changes and improvements all fall within the protetion scope of the claimed invention.The scope of protection of present invention is wanted by right
Ask book and its equivalent thereof.
Claims (17)
1. a kind of lamp cap, which is characterized in that including the first light cover (1), the second light cover (2), light guide plate (3) and LED light strip (4)；
It is through-hole in the middle part of first light cover (1) and in the middle part of the second light cover (2)；LED light strip (4) and the first light cover (1) or second
Light cover (2) is fixedly connected, and light guide plate (3) is between the first light cover (1) and the second light cover (2), and LED light strip (4) and leaded light
The side of plate (3) is opposite；First light cover (1) is fixedly connected with the second light cover (2).
2. lamp cap described in accordance with the claim 1, which is characterized in that it further include optics site (5), optics site (5) position
In the surface of light guide plate (3).
3. lamp cap according to claim 2, which is characterized in that the density of the optics site (5), from light guide plate (3)
The heart is gradually reduced to light guide plate (3) edge；And/or
The size of optics site (5) is gradually reduced from light guide plate (3) Center wizard tabula rasa (3) edge；And/or
The depth of optics site (5) gradually becomes shallower as from light guide plate (3) Center wizard tabula rasa (3) edge.
4. lamp cap according to claim 2, which is characterized in that further include light-transmitting plate (6) and the reflective paper layer (8) of annular, ring
The reflective paper layer of shape (8) is connected to the two sides of light guide plate (3), and light-transmitting plate (6) is located on the outside of the reflective paper layer (8) of annular, optical network
Point (5) is located between light-transmitting plate (6) and light guide plate (3).
5. lamp cap described in accordance with the claim 1, which is characterized in that first light cover (1) includes ontology (101), ontology
(101) one side is equipped with the positioning ring (103) containing opening (102).
6. lamp cap according to claim 5, which is characterized in that the ontology (101) is equipped with flanging (104), positioning ring
(103) it is located on the inside of flanging (104), forms annular groove (105) between positioning ring (103) and flanging (104).
7. lamp cap according to claim 5, which is characterized in that further include rib (106), the rib (106) respectively with
Positioning ring (103) is fixedly connected with ontology (101), and rib (106) be located at positioning ring (103) and ontology (101) inward flange it
Between.
8. lamp cap according to claim 7, which is characterized in that circumferential uniform point along positioning ring (103) of the rib (106)
Cloth.
9. lamp cap according to claim 7, which is characterized in that the surface that the rib (106) contacts with light guide plate (3) is
Plane.
10. lamp cap according to claim 5, which is characterized in that the LED light strip (4) includes band body (401) and LED light
Source (402), LED light source (402) are fixedly connected on band body (401), and with body (401) and positioning ring (103) towards light guide plate
(3) side is fixedly connected.
11. lamp cap according to claim 10, which is characterized in that the lamp cap further includes locating part (7), locating part (7)
It is connect with the first light cover (1), the second light cover (2), light guide plate (3) or LED light strip (4), locating part (7) is for preventing light guide plate
(3) it is touched with LED light source (402).
12. lamp cap according to claim 11, which is characterized in that the locating part (7) be at least three blocks, block with
Band body (401) is fixedly connected, and is located at the same side with body (401) with LED light source (402), and the height of block is greater than LED light source
(402) height.
13. lamp cap according to claim 11, which is characterized in that the locating part (7) be at least three convex blocks, convex block with
First light cover (1), the second light cover (2) or light guide plate (3) are fixedly connected, and convex block is located at light guide plate (3) and LED light source (402)
Between.
14. lamp cap according to claim 11, which is characterized in that the locating part (7) and the first light cover (1), the second lamp
Lid (2) or light guide plate (3) are made into integration.
15. lamp cap described in accordance with the claim 1, which is characterized in that first light cover (1) is made of metal.
16. lamp cap described in accordance with the claim 1, which is characterized in that first light cover (1) is made of plastics, the lamp cap
It further include radiating piece, LED light strip (4) is connected on the first light cover (1) or the second light cover (2) by radiating piece.
17. according to lamp cap described in claim 15 or 16, which is characterized in that second light cover (2) is made of plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223728.5A CN109282194A (en) | 2018-10-19 | 2018-10-19 | A kind of lamp cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223728.5A CN109282194A (en) | 2018-10-19 | 2018-10-19 | A kind of lamp cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109282194A true CN109282194A (en) | 2019-01-29 |
Family
ID=65177632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811223728.5A Pending CN109282194A (en) | 2018-10-19 | 2018-10-19 | A kind of lamp cap |
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| Country | Link |
|---|---|
| CN (1) | CN109282194A (en) |
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