CN107504456A - A kind of scattering reflector, illumination module and desk lamp - Google Patents
A kind of scattering reflector, illumination module and desk lamp Download PDFInfo
- Publication number
- CN107504456A CN107504456A CN201710874747.3A CN201710874747A CN107504456A CN 107504456 A CN107504456 A CN 107504456A CN 201710874747 A CN201710874747 A CN 201710874747A CN 107504456 A CN107504456 A CN 107504456A
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- Prior art keywords
- diffusing reflection
- light
- illumination module
- reflector
- deviation
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- 238000005286 illumination Methods 0.000 title claims abstract description 36
- 238000004020 luminiscence type Methods 0.000 claims description 60
- 230000017525 heat dissipation Effects 0.000 claims description 26
- 239000000758 substrate Substances 0.000 claims description 22
- 230000003287 optical effect Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 230000004438 eyesight Effects 0.000 abstract description 5
- 230000003116 impacting effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/002—Table lamps, e.g. for ambient lighting
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
-
- 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 scattering reflector, illumination module and desk lamp, the light that light source is sent is emitted after diffusing reflection, and carries out abundant mixed light, and then produces the light of homogeneous soft, avoids impacting the eyesight of user.The scattering reflector mainly includes：Deviation portion and the diffusing reflection portion being connected with the deviation portion, the deviation portion are used to the light of incidence being emitted to the direction in the diffusing reflection portion, and the diffusing reflection portion is used to the light of incidence being emitted after diffusing reflection.
Description
Technical field
The present invention relates to optical technical field, more particularly to a kind of scattering reflector, illumination module and desk lamp.
Background technology
Desk lamp is the furniture commonly used in daily life, even more user's reading, the necessary article of study.Current desk lamp on the market
Distinct, most desk lamp are the illumination modes using light source direct projection, this illumination mode, light profit are improved although playing
With the effect of rate, but to user, particularly with children for, too strong light has a significant impact to its visual acuity.
The content of the invention
To solve the above problems, the embodiment of the present invention provides a kind of scattering reflector, illumination module and desk lamp, make light source
The light sent is emitted after diffusing reflection, and carries out abundant mixed light, and the uniform light sent is soft, avoids making the eyesight of user
Into influence.
To achieve the above object, the invention provides a kind of scattering reflector, including deviation portion and with the deviation
The diffusing reflection portion of portion's connection, the deviation portion is used to the light of incidence being emitted to the direction in the diffusing reflection portion, described unrestrained anti-
Portion is penetrated to be used to the light of incidence being emitted after diffusing reflection.
Further, the deviation portion is in circular arc, and the diffusing reflection portion includes main part and revers turn part, the main part
Substantially plate-like, the revers turn part is curved to be connected with the main part；Or, the deviation portion and the diffusing reflection portion are in arc
Shape.
Further, the lower ora terminalis in the deviation portion and the lower ora terminalis in the diffusing reflection portion have difference in height.
Further, the vertical range of the lower ora terminalis in the deviation portion and the highest point of the scattering reflector, is less than
The vertical range of the lower ora terminalis in the diffusing reflection portion and the highest point of the scattering reflector.
Further, the scattering reflector is the straight line elongated perpendicular to cross-sectional direction.
Further, it is characterised in that the deviation portion and the diffusing reflection portion are coated with high reflection coating；It is described unrestrained
Reflector is hot-forming using diffuse-reflective material；Or, the scattering reflector uses reflective resin injection molding.
To achieve the above object, the invention provides a kind of illumination module, including above any one of diffusing reflection it is anti-
Emitter and luminescence component, the luminescence component are arranged at the deviation portion region of the diffuse reflector.
Further, the luminescence component includes substrate, and the luminescence unit of multiple settings on the substrate, described
The angle of substrate and horizontal plane is 5-10 degree, and the normal of the substrate passes through the diffusing reflection portion.
Further, in addition to lampshade, the lampshade include upper lamp shade and lower lamp shade, the upper lamp shade and the lower lamp shade
Composition has receiving space, and the scattering reflector and the luminescence component are fixed in the receiving space, and the lower lamp
Cover is provided with light-emitting window, and the size of the light-emitting window and the profile in the diffusing reflection portion are adapted.
Further, in addition to the L-shaped flanging for being stuck in the lower lamp shade is supported in heat dissipation element, the lower end of the heat dissipation element
Place, the upper end that the luminescence component is close to the heat dissipation element are set.
Further, in addition to the optical element that covers on the luminescence unit.
Further, the optical element, it is inclined to the diffusing reflection portion for the light for sending the luminescence unit
Folding.
Further, in addition to lampshade, the canopy main body is cylindrical, be provided with the lampshade with it is described unrestrained anti-
The adaptable light-emitting window of the profile in portion is penetrated, the edge of the light-emitting window is provided with loading plate.
Further, in addition to the L-shaped flanging for being stuck in the loading plate is supported in heat dissipation element, the lower end of the heat dissipation element
Place, the upper end that the luminescence component is close to the heat dissipation element are set.
Further, the optical element of the closing light-emitting window is included.
Further, the lower ora terminalis in the deviation portion of the scattering reflector contacts with the luminescence component；It is described unrestrained anti-
The lower ora terminalis for penetrating the diffusing reflection portion of reflector aligns with the edge of the light-emitting window；Also set at the top of the scattering reflector
Access Division is equipped with, the Access Division is fastened on the inner edge of the lampshade.
To achieve the above object, the invention provides a kind of desk lamp, including arm and as any one of above
Illumination module, the illumination module are connected with the arm.
Above-mentioned at least one technical scheme that the embodiment of the present invention uses can reach following beneficial effect：By in setting
State scattering reflector, the light that luminescence component is sent, via being emitted after the diffusing reflection of diffusing reflection portion, relative to the light of light source direct projection
For, the light sent is softer, avoids impacting the eyesight of user；Meanwhile the light energy that luminescence component is sent
It is enough to carry out multiple diffusing reflection through deviation portion and diffusing reflection portion, so as to carry out fully mixed light, therefore light have after outgoing it is more equal
Even brightness, and then produce soft, uniform light.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the three-dimensional view of desk lamp provided in an embodiment of the present invention；
Fig. 2 is the other direction three-dimensional view of desk lamp in Fig. 1；
Fig. 3 is the three-dimensional exploded view of illumination module in Fig. 1；
Fig. 4 is the other direction three-dimensional exploded view of illumination module in Fig. 1；
Fig. 5 is illumination module view in transverse section in Fig. 1；
Fig. 6 is the luminous route schematic diagram of illumination module in Fig. 1；
Fig. 7 is the three-dimensional view for the desk lamp that another embodiment of the present invention provides；
Fig. 8 is the three-dimensional exploded view of desk lamp in Fig. 7；
Fig. 9 is the other direction three-dimensional exploded view of desk lamp in Fig. 7；
Figure 10 is the illumination module view in transverse section of desk lamp in Fig. 7.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only the present invention one
Section Example, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out under the premise of creative work the every other embodiment obtained, belong to the scope of protection of the invention.
Embodiment 1
As shown in Figures 1 to 6, the invention provides a kind of embodiment of desk lamp 100, the desk lamp 100 mainly to include：Illumination
Module 10, arm 20 and base 30, structure and mutual annexation below for each element in desk lamp 100 are made
Describe in detail.
From figs. 3 and 4 it can be seen that illumination module 10 mainly includes lampshade, (the follow-up referred to as reflection of scattering reflector 12
Device), optical element 13, luminescence component 14 and heat dissipation element 15, illumination module 10 will be introduced first below.
Above-mentioned lampshade is can be seen that with reference to Fig. 3 to Fig. 5 and includes upper lamp shade 111 and lower lamp shade 112, and upper lamp shade 111 is in open
The downward shelly body of mouth, and cross section in the width direction is substantially in circular arc.
The above-mentioned main body of lower lamp shade 112 is in the tabular that center section is rectangle, both ends are circle, and in the master of lower lamp shade 112
Screwed hole is provided with body, the screwed hole is arranged in the column of projection, by the raised column, and then is conveniently made
Column realizes lower lamp shade 112, optics through the through hole at the both ends of optical element 13, luminescence component 14 and heat dissipation element 15
The assembly connection of element 13, luminescence component 14 and heat dissipation element 15, the company with reflector 12 may finally be realized by screw
Connect.In addition, being additionally provided with buckle structure in the upper surface of lower lamp shade 112, it is easy to by buckle, realizes that above-mentioned mode connects for screw is completed
Component be connected with upper lamp shade 111.
In addition, lower lamp shade 112 is additionally provided with light-emitting window (not marking), the light-emitting window is also rectangle in centre, and both ends are circle
The structure of shape, its size and the profile in the diffusing reflection portion of reflector 12 are adapted, and specific area can be equal to diffusing reflection portion
Projected area.It is divided into two parts along its length by setting above-mentioned light-emitting window, and then by lower lamp shade 112, can from Fig. 5
Go out, can be named as the first lower lamp shade 1121 and the second lower lamp shade 1122, and the width of the first lower lamp shade 1121 is more than above-mentioned the
The width of two lower lamp shades 1122.
There is receiving space due to being formed between upper lamp shade 111 and lower lamp shade 112, reflector 12, optical element 13, luminous group
Part 14 and heat dissipation element 15 are both secured in above-mentioned receiving space, and the first lower lamp shade 1121 play carrying optical element 13,
Carrying is played in the effect of luminescence component 14 and heat dissipation element 15, the first lower lamp shade 1121 and the overall co-ordination of the second lower lamp shade 1122
The effect of scattering reflector 12.
From fig. 5, it can be seen that reflector 12 is mainly included including deviation portion 121 and is connected with the deviation portion 121
Diffusing reflection portion.The cross section in the deviation portion 121 is substantially in circular arc, you can with the circular arc of the criteria of right and wrong or
The circular arc of standard.
Above-mentioned diffusing reflection portion specifically includes main part 122 and revers turn part 123 again, and overall reflector 12 can be perpendicular to horizontal stroke
The straight line elongated of cross-wise direction.Aforementioned body portion 122 is substantially plate-like, and revers turn part 123 is curved to be connected with main part 122.
Claim main part 122 " substantially " plate-like at this, because main part 122 can be the tabular of standard, now main part 122 can be with
With the 121 tangent connection of deviation portion of circular arc；Certainly, main part 122 can also be in close to tabular arcuate structure, now
Main part 122 can be connected with the arc rounding off of deviation portion 121 of circular arc.
Above-mentioned deviation portion 121 is mainly used in the direction deviation to the diffusing reflection portion by the light of incidence, i.e. deviation portion
121 can be emitted the light for being incident on its surface after diffusing reflection or mirror-reflection to the direction in diffusing reflection portion, such as Fig. 6 institutes
Show, the light that luminescence unit 141 is sent, after the inner surface in deviation portion 121 is reached, after diffusing reflection either mirror-reflection
To the direction deviation in diffusing reflection portion.
Because diffusing reflection portion includes main part 122 and revers turn part 123, main part 122 can be by the light of incidence through unrestrained
Backward bottom direction outgoing is reflected, as shown in fig. 6, light incident at this, does not comprise only the light being emitted at deviation portion 121
Line, also include the light that luminescence component 14 is directly emitted, the light of the inflection of revers turn part 123 can also be included.
Above-mentioned revers turn part 123, be mainly used in by incidence light after diffusing reflection inflection to bottom direction tilt be emitted.By
The main projected area of desk lamp is constituted in the light being emitted through main part 122, by above-mentioned revers turn part 123 to the inclined of light
Folding, so that desk lamp forms bigger beam angle, increase the projected area of desk lamp, waste caused by avoiding light direct projection allows light
Line is effectively penetrated within demand region.
In addition, above-mentioned 121 times ora terminalis in deviation portion, have with the lower ora terminalis (i.e. the lower ora terminalis of revers turn part 123) in diffusing reflection portion
Difference in height.In a preferred embodiment, the highest point of the lower ora terminalis in the deviation portion 121 and the reflector 12 is vertical
Straight distance, less than the highest point of lower ora terminalis and the reflector 12 of revers turn part 123 vertical range (in Fig. 5 vertical direction away from
From), above-mentioned range difference may be greater than 8 millimeters, the highest point for the reflector 12 that the place claims, referring to reflector in Fig. 5 12
The opening position on left side arc top.
From fig. 5, it can be seen that the luminescence unit 141 of luminescence component 14 is provided in deviation portion 121, pass through above-mentioned deviation portion
121 and the difference in height of revers turn part 123, user is only seen by the irreflexive a part of light in diffusing reflection portion when reading, because time
Folding part 123 is blocked, and user can't see light source, plays anti-dazzle effect, and comfort level is greatly improved.
In addition, the luminescence component 14 can light towards the diffusing reflection face in the deviation portion 121 and main part 122, i.e.,：
The luminous of luminescence unit 141 corresponds to deviation portion 121 and the region of main part 122 up, the light that luminescence unit 141 is sent,
Will not direct projection be passed down through the light-emitting window of the second lower lamp shade 112, further avoid user from seeing light source, reading comfort is entered
One step improves.
Can be by spraying high reflection in deviation portion 121 and diffusing reflection portion for the reflector 12 in the embodiment
Coating is made or reflector 12 is hot-forming using diffuse-reflective material, such as PET；It is of course also possible to it is reflection
Device 12 uses reflective resin injection molding, such as PC engineering plastics, as long as ensureing the diffusing reflection face in deviation portion 121 and diffusing reflection portion
With irreflexive characteristic.
Can be seen that above-mentioned luminescence component 14 from Fig. 3 and Fig. 5 mainly includes luminescence unit 141 and substrate (pcb board) 142,
There is conducting wire (not shown) on the substrate 142.Some luminescence units 141 can be sealed by surface mount process or plug-in type
Dress technology is mounted on the upper surface of substrate 142.By the conducting wire on luminescence component 14, between some luminescence units 141
It is electrically connected with each other.Preferably, luminescence unit 141 can be light emitting diode (LED).In the present embodiment, above-mentioned luminous list
The quantity of member 141 is multiple, is linearly evenly arranged on substrate 142.
In addition, as shown in figure 5, the angle of aforesaid substrate 142 and horizontal plane can be 5-10 degree, the normal of substrate 142 is worn
The diffusing reflection portion is crossed, and then the outgoing efficiency of light can be increased.
The upper surface of luminescence unit 141 can also be covered with optical element 13, and optical element 13 can not only play protection
The effect of luminescence unit 141, in addition, optical element 13 can also be the light for the luminescence unit 141 to be sent, to institute
State the diffusing reflection face place deviation in diffusing reflection portion.
Heat dissipation element 15, the heat dissipation element 15 and the luminescence unit 141 are also glued with the bottom of luminescence component 14
It is respectively arranged on two faces of the substrate 142, preferably distributes heat caused by luminescence component 14.
From fig. 5, it can be seen that the upper surface of heat dissipation element 15 is inclined-plane, angle of inclination can be 5-10 degree, and can be used for
Bearing substrate 142.It is provided with the flanging of L-shaped on first lower lamp shade 1121, one end of substrate 142 and heat dissipation element 15 is resisted against
State at flanging.The lower ora terminalis in the deviation portion 121 of reflector 12 is set up in the upper surface of heat dissipation element 15, the revers turn part of reflector 12
123 lower ora terminalis, which then blocks, to be set and the inner edge opening position of the second lower lamp shade 1122.121 highest positions of reflector are apart from upper lamp shade
111 it is closest.Combined in addition, the other end of the second lower lamp shade 1122 is provided with buckle element with the buckle of upper lamp shade 111.
The above-mentioned primary structure for describing the illumination module 10 in desk lamp 100 provided by the invention in detail, for this
The arm 20 and base 30 of lamp 100, see you later Fig. 1 and Fig. 2, and base 30 plays a part of the fixed whole desk lamp 100 of support.Arm
20 substantially in from bottom to up, and external diameter is sequentially reduced shaft-like, can have power line to pass through inside arm 20.In addition, arm 20
Upper end can also bend sizing, and illumination module 10 can surround it and the junction of arm 20 rotates, by above-mentioned
Set, user can according to demand, the light-emitting directions by the light-emitting window of lampshade towards needs.
Desk lamp provided in an embodiment of the present invention, by setting above-mentioned scattering reflector, the light that luminescence component is sent, via
It is emitted after the diffusing reflection of diffusing reflection portion, for the light of light source direct projection, the light sent is softer, avoids to user's
Eyesight impacts；Meanwhile the light that luminescence component is sent can carry out multiple diffusing reflection through deviation portion and diffusing reflection portion, from
And fully mixed light is carried out, therefore light has more uniform brightness after outgoing, and then produce soft, uniform light.
By the way that to setting difference in height between deviation portion and the lower ora terminalis in diffusing reflection portion, user is only seen by unrestrained when reading
A part of light of reflecting part outgoing, can't see light source, plays anti-dazzle effect, comfort level is greatly improved.
Embodiment 2
Based on same inventive concept, the present invention also provides a kind of embodiment of desk lamp 200, as shown in Figure 7 to 10, should
Desk lamp 200 mainly includes：Illumination module and arm 20 '.Structure below for each element in desk lamp 200 and between each other
Annexation elaborate.
Can be seen that illumination module from Fig. 8 and Fig. 9 mainly includes lampshade 11 ', scattering reflector 12 ' (subsequently referred to as instead
Emitter), optical element 13 ', luminescence component 14 ' and fixture 16 ', illumination module will be introduced first below.
It can be seen that the main body of lampshade 11 ' is cylindrical, and material can be aluminium with reference to Fig. 8 to Figure 10, and in lampshade 11 '
Surface is provided with light-emitting window, and the shape of light-emitting window and the contour shape in the diffusing reflection portion 122 ' of reflector 12 ' are adapted.In addition,
Also include the optical element 13 ' for closing the light-emitting window at light-emitting window, the optical element 13 ' is filled with the vacancy position of lampshade 11
Put, standard circular tube shaped is collectively formed with lampshade 11 '.In the embodiment, optical element 13 ' can be lens, play protection reflection
The effect of device 12 ' and luminescence component 14 ', it is, of course, also possible to be by through the light of optical module 13 ' to preset direction deviation.
In addition, lampshade 11 ' includes canopy main body 111 ', and extended internally in the top edge of the light-emitting window of canopy main body 111 '
The horizontal plane of the loading plate 112 ' of setting, loading plate 112 ' and light-emitting window is substantially in the angle of 5-10 degree, and loading plate 112 ' is used for
Luminescence component 14 ' and heat dissipation element 15 ' etc. are carried, wherein, heat dissipation element 15 ' is specifically as follows heat-conducting glue band, in Fig. 8 and figure
Do not shown in 9.
From fig. 10 it can be seen that the upper surface of heat dissipation element 15 ' is inclined-plane, angle of inclination can be identical with loading plate 112 ',
It is 5-10 degree, heat dissipation element 15 ' can be used for bearing substrate 142 '.The lower ora terminalis in the deviation portion 121 ' of the reflector 12 '
It is erected at the upper surface of substrate 142 '；The lower ora terminalis in the diffusing reflection portion 122 ' of the reflector 12 ' aligns with the edge of light-emitting window.
Reflector 12 ' is can be seen that from Fig. 8 to Figure 10 to mainly include including deviation portion 121 ' and the deviation portion
The diffusing reflection portions 122 ' of 121 ' connections, and Access Division 124 ', by above-mentioned Access Division 124 ' and fixture 16 ', be easy to by
Reflector 12 ' positions the inside for being fixed on lampshade 11 '.
The cross section in above-mentioned deviation portion 121 ' is substantially in circular arc, you can with the circular arc or mark of the criteria of right and wrong
Accurate circular arc.Diffusing reflection portion 122 ' is also substantially in circular arc, you can with the circle of the circular arc of the criteria of right and wrong or standard
Arc.
Deviation portion 121 ' connects to form reflector 12 ' with the connected rounding off of diffusing reflection portion 122 ', reflector 12 '
Entirety can be the straight line elongated perpendicular to cross-sectional direction.Above-mentioned deviation portion 121 ' is mainly used in the light by incidence to institute
State the direction deviation in diffusing reflection portion 122 ', i.e. deviation portion 121 ' can will be incident on the light on its surface through diffusing reflection or minute surface
Reflect the direction outgoing in backward diffusing reflection portion 122 '.Diffusing reflection portion 122 ' can by incidence light after diffusing reflection to bottom side
To outgoing, incident light at this, the light of place of deviation portion 121 ' outgoing is not comprised only, it is straight also to include luminescence component 14 '
Pick out the light penetrated.
In addition, ora terminalis under above-mentioned deviation portion 121 ', has difference in height with the lower ora terminalis in diffusing reflection portion 122 '.A kind of preferred
Embodiment in, the vertical range of the lower ora terminalis in the deviation portion 121 ' and the highest point of reflector 12 ' (vertical side in Figure 10
To distance), less than the vertical range of the highest point of lower ora terminalis and the reflector 12 ' in diffusing reflection portion 122 ', above-mentioned range difference can
To be greater than 8 millimeters, the highest point for the reflector 12 ' that the place claims, referring to the position on the middle arc top of reflector 12 ' in Figure 10
Place.
From fig. 10 it can be seen that the luminescence unit 141 ' of luminescence component 14 ' is provided in the position of deviation portion 121 ', by upper
The difference in height in deviation portion 121 ' and diffusing reflection portion 122 ' is stated, user only sees by diffusing reflection portion irreflexive one when reading
Light splitter, because of blocking for diffusing reflection portion 122 ', user can't see light source, play anti-dazzle effect, and comfort level is greatly carried
It is high.
In addition, the luminescence component 14 ' can be sent out towards the diffusing reflection face in the deviation portion 121 ' and diffusing reflection portion 122 '
Light, i.e.,：The luminous of luminescence unit 14 ' corresponds to deviation portion 121 ' and the region of diffusing reflection portion 122 ' up, and luminescence component 14 ' is sent out
The light gone out, will not direct projection be passed down through the light-emitting window of lampshade 11 ', further avoid user from seeing light source, reading comfort obtains
Improved to further.
For the reflector 12 ' in the embodiment, can be made of by its internal spray high reflection coating, can also
It is that reflector 12 ' is hot-forming using diffuse-reflective material, such as PET；It is of course also possible to it is that the use of reflector 12 ' is reflective
Resin injection molding, such as PC engineering plastics, as long as ensureing deviation portion 121 ' and the diffusing reflection face in diffusing reflection portion 122 ' with unrestrained
The characteristic of reflection.
Can be seen that above-mentioned luminescence component 14 ' from Fig. 8 and Figure 10 mainly includes luminescence unit 141 ' and substrate (pcb board)
142 ', the luminescence component 14 ' in the embodiment is similar with the luminescence component structure in embodiment 1, will not be repeated here.In addition,
As shown in figure 9, the angle of aforesaid substrate 142 ' and horizontal plane can be 5-10 degree, the normal of substrate 142 ' passes through reflector 12 ',
And then the outgoing efficiency of light can be increased.
The above-mentioned primary structure for describing the illumination module in desk lamp 200 provided by the invention in detail, for the desk lamp
200 arm 20 ', see you later Fig. 7, can have power line to pass through in the inside of arm 20 '.In addition, six sides are additionally provided with arm 20 '
Shape through hole, it is easy to implement the connection of desk lamp 200 and other fixtures.
Desk lamp provided in an embodiment of the present invention, by setting above-mentioned scattering reflector, the light that luminescence component is sent, via
It is emitted after the diffusing reflection of diffusing reflection portion, for the light of light source direct projection, the light sent is softer, avoids to user's
Eyesight impacts；Meanwhile the light that luminescence component is sent can carry out multiple diffusing reflection through deviation portion and diffusing reflection portion, from
And fully mixed light is carried out, therefore light has more uniform brightness after outgoing, and then produce soft, uniform light.
By the way that to setting difference in height between deviation portion and the lower ora terminalis in diffusing reflection portion, user is only seen by unrestrained when reading
Reflecting part and a part of light of revers turn part outgoing, can't see light source, play anti-dazzle effect, comfort level is greatly carried
It is high.
Embodiments of the invention are these are only, are not intended to limit the invention.To those skilled in the art,
The present invention can have various modifications and variations.All any modifications made within spirit and principles of the present invention, equivalent substitution,
Improve etc., it should be included within scope of the presently claimed invention.
Claims (17)
1. a kind of scattering reflector, it is characterised in that the diffusing reflection portion being connected including deviation portion and with the deviation portion, institute
State deviation portion to be used to the light of incidence being emitted to the direction in the diffusing reflection portion, the diffusing reflection portion is used for the light of incidence
It is emitted after diffusing reflection.
2. scattering reflector according to claim 1, it is characterised in that
The deviation portion is in circular arc, and the diffusing reflection portion includes main part and revers turn part, and the main part is substantially plate-like, institute
State that revers turn part is curved to be connected with the main part；Or,
The deviation portion and the diffusing reflection portion are curved.
3. scattering reflector according to claim 1 or 2, it is characterised in that the lower ora terminalis in the deviation portion with it is described
The lower ora terminalis in diffusing reflection portion has difference in height.
4. scattering reflector according to claim 3, it is characterised in that the lower ora terminalis in the deviation portion overflows instead with described
The vertical range of the highest point of reflector is penetrated, less than the highest point of the lower ora terminalis and the scattering reflector in the diffusing reflection portion
Vertical range.
5. scattering reflector according to claim 1, it is characterised in that the scattering reflector is perpendicular to transversal
The straight line elongated in face direction.
6. according to the scattering reflector described in any one of claim 1 to 5, it is characterised in that the deviation portion and described unrestrained
Reflecting part is coated with high reflection coating；The scattering reflector is hot-forming using diffuse-reflective material；Or, the diffusing reflection
Reflector uses reflective resin injection molding.
7. a kind of illumination module, it is characterised in that including scattering reflector and hair as described in any one of claim 1 to 6
Optical assembly, the luminescence component are arranged at the deviation portion region of the diffuse reflector.
8. illumination module according to claim 7, it is characterised in that the luminescence component includes substrate, and multiple sets
Luminescence unit on the substrate is put, the angle of the substrate and horizontal plane is 5-10 degree, and the normal of the substrate passes through
The diffusing reflection portion.
9. illumination module according to claim 8, it is characterised in that also including lampshade, the lampshade include upper lamp shade and
Lower lamp shade, the upper lamp shade and the lower lamp shade, which are formed, receiving space, and the scattering reflector and the luminescence component are consolidated
Due in the receiving space, and the lower lamp shade is provided with light-emitting window, the size of the light-emitting window and the diffusing reflection portion
Profile is adapted.
10. illumination module according to claim 9, it is characterised in that also including heat dissipation element, under the heat dissipation element
End is supported and is stuck at the L-shaped flanging of the lower lamp shade, and the upper end that the luminescence component is close to the heat dissipation element is set.
11. illumination module according to claim 10, it is characterised in that also include covering on the luminescence unit
Optical element.
12. illumination module according to claim 11, it is characterised in that the optical element, for by the luminous list
The light that member is sent, to diffusing reflection portion deviation.
13. illumination module according to claim 8, it is characterised in that also including lampshade, the canopy main body is in pipe
Shape, the light-emitting window being adapted with the profile in the diffusing reflection portion is provided with the lampshade, is set at the edge of the light-emitting window
It is equipped with loading plate.
14. illumination module according to claim 13, it is characterised in that also including heat dissipation element, the heat dissipation element
Lower end is supported and is stuck at the L-shaped flanging of the loading plate, and the upper end that the luminescence component is close to the heat dissipation element is set.
15. illumination module according to claim 13, it is characterised in that also include the optics member for closing the light-emitting window
Part.
16. illumination module according to claim 14, it is characterised in that the lower end in the deviation portion of the scattering reflector
Edge contacts with the luminescence component；The lower ora terminalis in the diffusing reflection portion of the scattering reflector and the edge pair of the light-emitting window
Together；Access Division is additionally provided with the top of the scattering reflector, the Access Division is fastened on the inner edge of the lampshade.
17. a kind of desk lamp, it is characterised in that the illumination module including arm and as described in any one of claim 7 to 16, institute
Illumination module is stated to be connected with the arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710874747.3A CN107504456A (en) | 2017-09-25 | 2017-09-25 | A kind of scattering reflector, illumination module and desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710874747.3A CN107504456A (en) | 2017-09-25 | 2017-09-25 | A kind of scattering reflector, illumination module and desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107504456A true CN107504456A (en) | 2017-12-22 |
Family
ID=60698583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710874747.3A Pending CN107504456A (en) | 2017-09-25 | 2017-09-25 | A kind of scattering reflector, illumination module and desk lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107504456A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765396A (en) * | 2020-07-14 | 2020-10-13 | 京东方科技集团股份有限公司 | Lighting device |
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