CN107631271A - A kind of lens, light source module group, light source module group combination and lighting device - Google Patents
A kind of lens, light source module group, light source module group combination and lighting device Download PDFInfo
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- CN107631271A CN107631271A CN201711041641.1A CN201711041641A CN107631271A CN 107631271 A CN107631271 A CN 107631271A CN 201711041641 A CN201711041641 A CN 201711041641A CN 107631271 A CN107631271 A CN 107631271A
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- 238000009826 distribution Methods 0.000 description 22
- 238000005498 polishing Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
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- 238000009738 saturating Methods 0.000 description 2
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Abstract
The invention discloses a kind of lens, light source module group, light source module group combines and lighting device, the lens have inner surface, outer surface, basal surface and cavity, the wall of cavity is the inner surface of lens, basal surface is located at the both sides of cavity, inner surface includes the first incidence surface and the second incidence surface of connection, first incidence surface and the second incidence surface connect to form a tooth angle, outer surface includes the first exiting surface, second exiting surface and the first reflecting surface, second exiting surface and the first reflecting surface form another tooth angle, lens are extended structure, the section vertical with the bearing of trend of lens is its cross section, two tooth angles are located at the same side of the center line of the cross section of lens, incident ray enters lens by inner surface, it is emitted from appearance towards the side of lens.Lens provided by the invention match somebody with somebody light efficiency by setting reflecting surface to form wide-angle polarisation, with higher.
Description
Technical field
The invention belongs to lighting technical field, more particularly to a kind of lens, light source module group, light source module group combination and illumination dress
Put.
Background technology
Lens are widely used in lighting device as a kind of light distribution element., it is necessary to which lens have in some special scenes
The characteristic of standby wide-angle polarisation, however, existing lens are limited by itself shape and material properties so that what light source was sent
For light after the secondary light-distribution of lens, polarizing angle is smaller, so that the propagation distance of light is not remote enough.
The light source module group of existing garden lamp it is usually used be fluorescent tube, high-power bulb, or column corn
Rod LED light source module, the light that such light source module group is sent, greatly all it is irradiated in the air, it is less to the illumination on ground,
Cause the radiation response of " the bright ground of lamp does not work ".Therefore, it is necessary to which a light distribution element for being applied to existing garden lamp, has big
The characteristic of angle polarisation, to improve the illumination on ground.
The content of the invention
The invention aims to solve the above problems, there is provided a kind of lens that can realize wide-angle polarisation.
To achieve the above object, the invention provides a kind of lens, including inner surface, outer surface, basal surface and cavity, institute
The wall for stating cavity is the inner surface of lens,
The basal surface is located at the both sides of the cavity,
The inner surface is incidence surface, includes the first incidence surface and the second incidence surface of connection, first incidence surface and
Second incidence surface connects to form a tooth angle,
The outer surface includes exiting surface and reflecting surface, and the exiting surface includes the first exiting surface and the second exiting surface, institute
Stating reflecting surface includes the first reflecting surface, and first exiting surface and the first reflecting surface extend respectively to basal surface, and described second goes out
Smooth surface and the first reflecting surface form another tooth angle,
The lens are extended structure, and the section vertical with the bearing of trend of the lens is its cross section, described two
Individual tooth angle is located at the same side of the center line of the cross section of the lens, and incident ray enters the lens by the inner surface,
It is emitted from the appearance towards the side of the lens.
Further, the light that the lens are entered from first incidence surface is directly emitted by first exiting surface,
The light for entering the lens from second incidence surface is emitted after first reflective surface by second exiting surface,
The direction for the light being emitted by first exiting surface and the second exiting surface is roughly the same.
Further, the exiting surface also includes the 3rd exiting surface, and the reflecting surface also includes the second reflecting surface, and described
Three exiting surfaces and the second reflecting surface form another tooth angle, and the 3rd exiting surface and first exiting surface are adjacent surface, institute
It is adjacent surface that the second reflecting surface, which is stated, with second exiting surface,
Enter the light of the lens from first incidence surface, partly by described the after second reflective surface
Three exiting surfaces are emitted,
Light and the light that is emitted by first exiting surface and the second exiting surface by the 3rd exiting surface outgoing
Towards roughly the same.
Further, second reflecting surface is relative with second exiting surface, forms v-shaped structure.
Further, first reflecting surface and second reflecting surface are total internal reflection surface.
Further, first exiting surface and first reflecting surface are to house cavity direction protrusion along away from described first
Curved surface.
Further, the lens also include a column, and the column is outwardly by the basal surface and is located at institute
State the both sides of cavity.
Further, on the bearing of trend of the lens every bit cross section all same.
Further, the lens are axle rotational symmetry structure.
Further, the polarizing angle for the light being emitted by the outer surface is not less than 45 °.
To achieve the above object, present invention also offers a kind of light source module group, it includes luminescence component and said lens, institute
Luminescence component is stated annularly to set and cover including light source board and some luminescence units being arranged on the light source board, the lens
Cover the luminescence unit.
Further, the light source board is circular slab, and some luminescence units are in the edge of the nearly light source board
Ring-type is set.
Further, the lens also include a column, and the column is outwardly by the basal surface and is located at institute
The both sides of cavity are stated, the column forms a receiving area, and the luminescence unit is contained in the receiving area.
Further, the lens are detachably connected with the light source board.
Further, the light source module group also includes the first pedestal and the second pedestal, first pedestal and described second
Pedestal is located at the both sides of the luminescence component respectively.
Further, the lens are set in first pedestal and the side of second pedestal or outside ring-type.
Further, first pedestal includes the first noumenon and first connecting portion, and second pedestal includes second
Body and the second resettlement section, first pedestal and the second pedestal are connected with the light source board.
Further, the first noumenon includes the first top surface and the first side being connected with first top surface, described
Second body includes the second top surface and the second side being connected with second top surface, first top surface and second top surface
It is plane.
To achieve the above object, present invention also offers a kind of combination of light source module group, it includes at least two above-mentioned light sources
Module and at least one driving power, be electrically connected between the light source module group, at least one driving power for it is described extremely
Few two light source module groups power supply.
Further, at least two light source module group, which stacks, is set, and detachably connects between the adjacent light source module group
Connect.
Further, socket connection between the adjacent light source module group.
Further, the light source module group combination also includes lamp holder, at least two light source module group and lamp holder electricity
Property connection.
Further, the lamp holder is screw socket or bayonet socket.
To achieve the above object, present invention also offers a kind of lighting device, it includes base, the cover being connected with base
Body and the combination of above-mentioned light source module group or above-mentioned light source module group, the light source module group or the light source module group combination settings in
The base, transmitted by the light that the light source module group is sent from the cover body.
Further, the base is in pyramid type.
Beneficial effect：Lens provided by the invention, by setting reflecting surface to form wide-angle polarisation, and use path segments
The design of formula so that the lens match somebody with somebody light efficiency with higher, have higher luminous efficiency using the lighting device of the lens.
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 a kind of three-dimensional view for lighting device that the embodiment of the present invention 1 provides.
Fig. 2 is the three-dimensional view of the combination of lighting device inner light source module shown in Fig. 1.
Fig. 3 is the profile of the line A-A along Fig. 2.
Fig. 4 is the exploded view of the single source module in the light source module group combination shown in Fig. 2.
Fig. 5 is the cross-sectional view of the lens in the light source module group shown in Fig. 4.
Fig. 6 is another cross-sectional view applied to the lens in the light source module group shown in Fig. 4.
Fig. 7 is a kind of three-dimensional view for lighting device that the embodiment of the present invention 2 provides.
Fig. 8 is the exploded view of lighting device shown in Fig. 7.
Fig. 9 is the exploded view of the lighting device inner light source module shown in Fig. 8.
Figure 10 is a kind of three-dimensional exploded view for lighting device that the embodiment of the present invention 3 provides.
Figure 11 is the stereogram of the lighting device inner light source module shown in Figure 10.
Figure 12 is the exploded view for another lens combination that the embodiment of the present invention 4 provides.
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
Fig. 1 to Fig. 6 shows a kind of lighting device 100 of the present invention, including base 110, the cover body that is connected with base 110
120 and the light source module group combination 130 that is arranged on base 110, specifically, cover body 120 and base 110 form one after connecting
Receiving space (is not indicated), and light source module group combination 130 is housed in the receiving space.The lighting device 100 of the embodiment of the present invention
Garden lamp is can be applied to, it is mainly towards ground polishing, and it can also polishing upward certainly.
Connection between each element and element in lighting device 100 provided below for the embodiment of the present invention 1 is closed
It is to illustrate.
As shown in figure 1, base 110 is generally conical, it can be made of metal material.There is connection on base 110
Portion (not shown) and pedestal (not shown), connecting portion are used to be fixed on installation foundation (not shown), and pedestal is used for and light source die
Group combination 130 is electrically connected with.In one embodiment, supply lines enters from the connecting portion of base 110, and drive is provided with base 110
Dynamic power supply (not shown), the input connection supply lines of driving power, the output end of driving power are electrically connected to pedestal.Pedestal
Connection between light source module group combination 130 can be threaded connection or snap connection.
Cover body 120 covers on the side of base 110, and it includes the top structure 1201 and side portion structure 1202 of split connection,
Side portion structure 1202 has certain height so that the height of receiving space meets the needs of light source module group combination 130.Sidepiece knot
Structure 1202 is diffusion mask, printing opacity mask or the frosted mask of ring-type.Connection between cover body 120 and base 110, which can use, inserts
Connect, clamping, the mode such as screw connection.
As shown in Figures 2 to 4, light source module group combination 130 includes lamp holder 1301, several light on lamp holder 1301
Source module 1302 and the driving power powered for light source module group 1302, can be constant pressure source (not shown), wherein, several light
Source module 1302 stacks gradually setting from the bottom to top, is detachably connected between adjacent light source module group 1302, such as, it can use and insert
The mode connect connects.Lamp holder 1301 can be E14 screw sockets, E27 screw sockets or bayonet socket.
Light source module group 1302 includes luminescence component 1, is arranged on the lens 2 of the side of luminescence component 1 and is arranged on luminescence component
The first pedestal 3 and the second pedestal 4 of 1 both sides.
Luminescence component 1 includes light source board 11 and some luminescence units 12 being arranged on light source board 11, is set on light source board 11
It is equipped with electrical connection interface (not shown).In the present embodiment, light source board 11 is circular slab, and some luminescence units 12 are in dipped beam source plate
11 edge is annularly set.Luminescence unit 12 is LED light source.
Lens 2 are annularly set, and it is detachably connected between light source board 11, such as, connected using screw connection or buckle
The mode connect.Lens 2 can be integrally formed, can also be made up of the lens unit of multiple arcs, and it is in the direction of extension
Cross section is identical.In the present embodiment, lens 2 are axle rotational symmetry structure, i.e. lens 2 are annulus.
As shown in figure 5, lens 2 have inner surface 21, outer surface 22, basal surface 23 and cavity 20, the wall of the cavity 20
For the inner surface 21 of lens 2.
Inner surface 21 is incidence surface, includes the first incidence surface 211 and the second incidence surface 212 of connection, and the first incidence surface
211 and second incidence surface 212 be oppositely arranged.First incidence surface 211 and the connection of the second incidence surface 212 form the first tooth angle 201.
In the present embodiment, the first incidence surface 211 is curved surface, and the second incidence surface 212 is plane, and the first incidence surface 211 and second enters light
Face 212 intersects at first position 2011, i.e. the top of the first tooth angle 201 is first position 2011, first position 201 with light source
Heart line X is biased.
Outer surface 22 includes exiting surface and reflecting surface, and exiting surface includes the first exiting surface 221, the second exiting surface 222 and the
Three exiting surfaces 223, reflecting surface include the first reflecting surface 224 and the second reflecting surface 225.Specifically, the second reflecting surface 225 and the 3rd
Exiting surface 223 is relative, forms v-shaped structure.Second exiting surface 222 and the first reflecting surface 224 form the second tooth angle 226, and the 3rd goes out
The reflecting surface 225 of smooth surface 223 and second forms the 3rd tooth angle 227.Second tooth angle 226 and the 3rd tooth angle 227 are relative and be respectively less than
90°.In the present embodiment, the top of the second tooth angle 226 and the 3rd tooth angle 227 is contour, in other alternate embodiments, the
The top of two tooth angles 226 is smaller than or the top more than the 3rd tooth angle 227.In the present embodiment, the first tooth angle 201 and the second tooth
Angle 226 is located at light source center line X side, and the 3rd tooth angle 227 is located at light source center line X opposite side, other interchangeable
In embodiment, the first tooth angle 201, the second tooth angle 226 and the 3rd tooth angle 227 can be located at light source center line X the same side.3rd goes out
Smooth surface 223 is the adjacent surface of the first exiting surface 221.First exiting surface 221 and the first reflecting surface 224 extend respectively to basal surface
23, and the first exiting surface 221 and the first reflecting surface 224 are along the curved surface away from the direction of the first host cavity 20 protrusion.In this implementation
In example, the first reflecting surface 224 and the second reflecting surface 225 are total internal reflection surface.
Basal surface 23 is located at the both sides of cavity 20.In the present embodiment, lens 2 also include a column 24, column 24 by
Basal surface 23 protrudes to the side where light source board 11 and positioned at the both sides of cavity 20, by the high and adjacent upright posts 24 of column 24
Spacing forms a receiving area 240, and light source board 11 is bonded with the end face of column 24, and luminescence unit 12 is contained in receiving area
In 240.In other alternate embodiments, luminescence unit 12 can also be arranged in cavity 20.
The light sent by luminescence unit 12, three tunnels of the light path through the luminous intensity distribution of lens 2 point：1st, enter from the first incidence surface 211
Lens 2, directly it is emitted by the first exiting surface 221；2nd, from the first incidence surface due to the first reflecting surface 224 and the second reflecting surface 225
Setting so that the first exiting surface 221, the second exiting surface 222 and the 3rd exiting surface 223 outgoing light direction substantially phase
Together, and form wide-angle polarisation, in the present embodiment, the polarizing angle of emergent ray is not less than 45 °, i.e., emergent ray relative to
Light source center line X deviation angle is not less than 45 °.In other alternate embodiments, maximum polarizing angle can also be set
It is less than 45 ° for A, A.
In the present embodiment, it is batswing tab luminous intensity distribution using the luminous intensity distribution of the light source module group 1302 of the lens 2.
As shown in fig. 6, another cross-sectional structure for the lens 2 ' that the present embodiment provides, structure and the lens 2 of lens 2 '
Structure it is similar, be respectively provided with inner surface 21 ', outer surface 22 ', basal surface 23 ' and cavity 20 ', the cavity 20 ' of lens 2 ' and interior
The structure on surface 21 ' is identical with the structure of inner surface 21 with the cavity 20 of lens 2, i.e., inner surface 21 ' includes first entering for connection
Smooth surface 211 ' and the second incidence surface 212 ', the first incidence surface 211 ' and the connection of the second incidence surface 212 ' form a tooth angle.Difference
Be in, the outer surface 22 ' of lens 2 ' only includes the first exiting surface 221 ', the second exiting surface 222 ' and the first reflecting surface 224 ',
Second exiting surface 222 ' and the first reflecting surface 224 ' form another tooth angle, and the first exiting surface 221 ' and the second exiting surface 222 ' are phase
Proximal surface.
The light sent by luminescence unit 12, two tunnels of the light path through the luminous intensity distribution of lens 2 ' point：1st, enter from the first incidence surface 211 '
Enter lens 2 ', be directly emitted by the first exiting surface 221 '；2nd, lens 2 ' are entered from the second incidence surface 212 ', through the first reflecting surface
It is emitted after 224 ' reflections by the second exiting surface 222 '.Due to the setting of the first reflecting surface 224 ' so that by the first exiting surface 221 '
It is roughly the same with the direction of the light of the second exiting surface 222 ' outgoing, and wide-angle polarisation is formed, polarizing angle is not less than 45 °.
Also, the luminous intensity distribution of the light source module group of the application lens 2 ' is also batswing tab luminous intensity distribution.
As shown in Figure 3 and Figure 4, wherein, Fig. 3 is the schematic diagram that light source module group combines 130 interior len, 2 downward polishing, and Fig. 4 is
The exploded view of light source module group 1302, clearly to illustrate, Fig. 4 is that light source module group 1302 is rotated to the visual angle after about 180 °.The
One pedestal 3 includes the first noumenon 31 and first connecting portion 32, and the first noumenon 31 is in hood-like, and is open towards light source board 11.First
It is detachably connected between connecting portion 32 and light source board 11, such as, the modes such as screw connection, clamping, grafting can be used.The first noumenon
31 include the first top surface 311 and the first side 312 that is connected with the first top surface 311, wherein, the first top surface 311 is plane, first
Side 312 extends to first connecting portion 32.
Second pedestal 4 includes the second body 41 and the second resettlement section 42, and the second body 41 is in hood-like, and is open towards light source
Plate 11, light source board 11 are housed in the second resettlement section 42.It is detachably connected between second pedestal 4 and light source board 11, such as, it can adopt
With modes such as screw connection, clamping, grafting.Second body 41 includes the second top surface 411 and be connected with the second top surface 411 first
Side 412, the second top surface 411 are plane, and second side 412 extends to the second resettlement section 42.As shown in figure 3, in the present embodiment
In, lens 2 are arranged on the downside of the second pedestal 4, and lens 2 are set in the outside ring-type of the first pedestal 3.Other interchangeable
In embodiment, the set location not limited to this of lens 2.
As shown in figure 3, adjacent light source module group 302 is when stacking, it is suitable between relative the first pedestal 3 and the second pedestal 4
Sequence connects, such as, the first pedestal 3 of light source module group 302 above is plugged to the second of underlying light source module group 302
On pedestal 4, so that being fixedly connected between adjacent light source module group 302, a light source module group 302 of bottom is then connected to
On lamp holder 301.
In the present embodiment, the light source module group being made up of a lamp holder 301 and several light source module groups 302 combines 130, tool
There is the profile of column, be installed in the receiving space of lighting device 100.It can be selected according to the power required for different occasions
The number of combinations of light source module group 302 is selected, improves the using flexible degree of lighting device 100.
To sum up, lighting device 100 provided in an embodiment of the present invention, the lens 2 in it are by setting the He of the first reflecting surface 224
Second reflecting surface 225 forms wide-angle polarisation, and using the design of path segments formula so that the lens 2 have higher match somebody with somebody
Light efficiency.130 are combined using the light source module group of the lens 2, light source module group combination 130 easily can be adjusted according to occasion
Power, and the light source module group combination 130 luminous intensity distribution be batswing tab luminous intensity distribution, substantially increase lighting device 100 and be used as garden lamp
Luminous efficiency.
Embodiment 2
Fig. 7 to Fig. 9 shows a kind of lighting device 100a of the present invention, including base 110a, top cover 140a, is connected to bottom
Cover body 120a, the light source module group 130a that is arranged on top cover 140a between seat 110a and top cover 140a and line bar 150a is walked, had
Body, base 110a, cover body 120a connected with top cover 140a after formed a receiving space (not indicating), light source module group 130a and
Line bar 150a is walked to be housed in the receiving space.The lighting device 100a of the embodiment of the present invention can be applied to garden lamp, and it is led
Will be towards ground polishing, it can also polishing upward certainly.
Connection between each element and element in lighting device 100a provided below for the embodiment of the present invention 2 is closed
It is to illustrate.
As shown in fig. 7, base 110a is generally conical, it can be made of metal material.Have on base 110a and connect
Socket part (does not indicate), for being fixed on installation foundation (not shown).Driving power (not shown) is provided with base 111a.
Cover body 120a is cyclic structure, and it has certain height so that the height of receiving space meets light source module group
130a light extraction demand.Cover body 120a is diffusion mask, lens mask or frosted mask.
Top cover 140a is generally conical, and top cover 140a inner side is provided with the installation portion for being used for installing light source module group 130a
141a.Light source module group 130a is detachably connected with installation portion 141a, such as, screw connection or snap connection.
Walk line bar 150a to be connected between base 110a and top cover 140a, it is a hollow tubular structure, for by driving
The cabling for the electric wire that the output end of dynamic power supply connects out, so as to provide electric energy for the light source module group 30a on top cover 40a.
As shown in Figure 8 and Figure 9, light source module group 130a includes luminescence component 1a and is arranged on the saturating of luminescence component 1a sides
Microscope group closes 200a.
Luminescence component 1a includes the light source board 11a and some luminescence unit 12a being arranged on light source board 11a, some luminous
Unit 12a forms ring-type.In the present embodiment, light source board 11a is circular slab, and some luminescence unit 12a form inner ring and outer rings
Two concentric cyclic structures, interior ring structure 121a is rounded, and outer ring structure 122a is in petal.Luminescence unit 12a is LED light
Source.
Lens combination 200a is annularly set, and it is detachably connected between light source board 11a, and luminescence unit is completely covered
12a.Lens combination 200a includes first annular lens 201a and the second lens ring 202a, and first annular lens 201a is covered in
Interior ring structure 121a, the second loop configuration 202a are covered in outer ring structure 122a.The annulars of first annular lens 201a and second are thoroughly
Mirror 202a can be integrally formed, and can also be made up of the lens 2a of multiple arcs, and its cross section in the direction of extension is identical.
Lens 2a cross-sectional structure can use the cross-sectional structure of any one lens 2 provided in embodiment 1.Lens
2a luminous intensity distribution is batswing tab luminous intensity distribution.Lens 2a is by setting reflecting surface to form wide-angle polarisation, and lens 2a divides two-way or three
Road light path carries out luminous intensity distribution, and the direction of the two-way or three tunnel light paths is roughly the same so that lens 2a has higher luminous intensity distribution
Efficiency.In the present embodiment, first annular lens 201a and the second lens ring 202a are using the luminous intensity distribution side of interior polarisation
To that is, to polarisation on the inside of first annular lens 201a and the second lens ring 202a ring-type, light can be allowed in this way
Shining cover body 120a distance becomes longer, and range of exposures is bigger, and for diffusion mask, such radiation modality can allow
Evenly, for transparent face mask or frosted mask, such radiation modality does not interfere with lens 2a sheets to cover body 120a yet
The batswing tab luminous intensity distribution of body.In other alternate embodiments, first annular lens 201a and the second lens ring 202a may be used also
To match somebody with somebody light direction using outer polarisation, i.e., to polarisation on the outside of first annular lens 201a and the second lens ring 202a ring-type.
To sum up, lighting device 100a provided in an embodiment of the present invention, the lens combination 200a in it is using segments in a circular shape
Combining structure, lens 2a combination can be adjusted according to the power needed for application scenarios.It is saturating in lens combination 200a
Mirror 2a forms wide-angle polarisation, and matches somebody with somebody light efficiency with higher.Using lens combination 200a light source module group 30a, tool
There is higher luminous efficiency.
Embodiment 3
Figure 10 and Figure 11 shows a kind of lighting device 100b of the present invention, including base 110b, top cover 140b, is connected to
Cover body 120b between base 110b and top cover 140b, the light source module group 130b and edge list 150b being arranged on top cover 140b,
Specifically, base 110b, cover body 120b form a receiving space (not indicating), light source module group 130b after being connected with top cover 140b
It is housed in the receiving space with edge list 150b.The lighting device 100b of the embodiment of the present invention can be applied to garden lamp, its
Mainly towards ground polishing, it can also polishing upward certainly.
Base 110a, the cover body 120b that base 110b, cover body 120b and top cover 140b structure can provide with embodiment 2
And top cover 140a is same or similar, or other structures.
Edge list 150b is connected between base 110b and top cover 140b, the pipe that there is electric wire to pass through inside edge list 150b
Road, for providing electric energy for the light source module group 130b on top cover 140b.
As shown in figure 11, light source module group 130b includes luminescence component 1b and is arranged on the lens group of luminescence component 1b sides
Close 200b.Luminescence component 1b includes light source board 11b and some luminescence units (not indicating) being arranged on light source board 11b.At this
In embodiment, light source board 11b is circular slab, and some luminescence units form two concentric cyclic structures of inner ring and outer rings, inner ring
Structure and outer ring structure are equilateral polygon.
Lens combination 200b is annularly set, and it is detachably connected between light source board 11b, and is completely covered luminous single
Member.Specifically, lens combination 200b includes first annular lens 201b and the second lens ring 202b, first annular lens 201b
It is equilateral polygon with the second lens ring 202b, first annular lens 201b is covered in interior ring structure, the second loop configuration
202b is covered in outer ring structure.First annular lens 201b and the second lens ring 202b by multiple vertical bar shapeds lens 2b groups
Into.Also, the cross sections of lens 2b in the direction of extension are identical, its cross section structure can be any one using being provided in embodiment 1
The cross-sectional structure of kind lens 2.
Lens 2b luminous intensity distribution is batswing tab luminous intensity distribution.Lens 2b is by setting reflecting surface to form wide-angle polarisation, and lens 2b
Two-way or three tunnel light paths are divided to carry out luminous intensity distributions, and the direction of the two-way or three tunnel light paths is roughly the same so that lens 2b has
Have and higher match somebody with somebody light efficiency.In the present embodiment, first annular lens 201b is interior polarisation, i.e., the lateral deviation into lens 2b ring-type
Light, edge list 150b, the second lens ring 202b for beating in bright lighting device 100b are outer polarisation, the i.e. ring to lens 2b
Polarisation on the outside of shape, for beating bright ground.
To sum up, lighting device 100b provided in an embodiment of the present invention, the lens combination 200b in it is using segments in a circular shape
Combining structure, can adjust lens 2b combination according to the power needed for application scenarios, and can neatly adjust
The yawing moment of light guide.Lens 2b in lens combination 200b sets reflecting surface to form wide-angle polarisation, and with compared with
High matches somebody with somebody light efficiency, using lens combination 200b light source module group 30b, has higher luminous efficiency.
Embodiment 4
Figure 12 shows a kind of lens combination 200c of the present invention, includes the lens 20c of three arcs, forms similar equilateral
The structure of triangle.
The cross sections of lens 20c in the direction of extension are identical, and its cross section structure can be any one using being provided in embodiment 1
The cross-sectional structure of kind lens 2.Lens 2c sets reflecting surface so that forms wide-angle polarisation by the lens 2c light being emitted, specifically
Light type be batswing tab luminous intensity distribution, and incident light divides two-way or three tunnel light paths carry out luminous intensity distributions, the two-way or three tunnel light paths
Towards roughly the same.In the present embodiment, lens combination 200c is set for outer polarisation.
The lens combination 200c that the present embodiment 4 provides can be applied in embodiment 1 to 3 in any one lighting device.
Above-described instantiation, the purpose of the present invention, technical scheme and beneficial effect are carried out further in detail
Illustrate, should be understood that the foregoing is only the present invention specific embodiment, be not intended to limit the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements done etc., the protection of the present invention should be included in
Within the scope of.
Claims (25)
1. a kind of lens, including inner surface, outer surface, basal surface and cavity, the wall of the cavity is the inner surface of lens, its
It is characterised by,
The basal surface is located at the both sides of the cavity,
The inner surface is incidence surface, includes the first incidence surface and the second incidence surface of connection, first incidence surface and described
Second incidence surface connects to form a tooth angle,
The outer surface includes exiting surface and reflecting surface, and the exiting surface includes the first exiting surface and the second exiting surface, described anti-
Penetrating face includes the first reflecting surface, and first exiting surface and the first reflecting surface extend respectively to the basal surface, and described second goes out
Smooth surface and the first reflecting surface form another tooth angle,
The lens are extended structure, and the section vertical with the bearing of trend of the lens is its cross section, described two teeth
Angle is located at the same side of the center line of the cross section of the lens, and incident ray enters the lens by the inner surface, from institute
Appearance is stated to be emitted towards the side of the lens.
2. lens according to claim 1, it is characterised in that the light for entering the lens from first incidence surface is straight
Connect and be emitted by first exiting surface, enter the light of the lens through first reflective surface from second incidence surface
It is emitted afterwards by second exiting surface,
The direction for the light being emitted by first exiting surface and the second exiting surface is roughly the same.
3. lens according to claim 1, it is characterised in that the exiting surface also includes the 3rd exiting surface, the reflection
Face also includes the second reflecting surface, and the 3rd exiting surface and the second reflecting surface form another tooth angle, the 3rd exiting surface with
First exiting surface is adjacent surface, and second reflecting surface and second exiting surface are adjacent surface,
Enter the light of the lens from first incidence surface, partly gone out after second reflective surface by the described 3rd
Smooth surface is emitted,
By the light and the direction for the light being emitted by first exiting surface and the second exiting surface of the 3rd exiting surface outgoing
It is roughly the same.
4. lens according to claim 3, it is characterised in that second reflecting surface is relative with second exiting surface,
Form v-shaped structure.
5. lens according to claim 3, it is characterised in that first reflecting surface and second reflecting surface is in complete
Reflecting surface.
6. lens according to claim 1, it is characterised in that first exiting surface and first reflecting surface are along remote
The curved surface of cavity direction protrusion is housed from described first.
7. lens according to claim 1, it is characterised in that the lens also include a column, and the column is by institute
State basal surface it is outwardly and positioned at the cavity both sides.
8. lens according to claim 1, it is characterised in that the cross section of every bit is equal on the bearing of trend of the lens
It is identical.
9. lens according to claim 1, it is characterised in that the lens are axle rotational symmetry structure.
10. lens according to claim 1, it is characterised in that the polarizing angle for the light being emitted by the outer surface is not
Less than 45 °.
A kind of 11. light source module group, it is characterised in that it includes any described lens in luminescence component and claim 1-10,
The luminescence component includes light source board and some luminescence units for being arranged on the light source board, the lens annularly set and
Cover the luminescence unit.
12. light source module group according to claim 11, it is characterised in that the light source board is circular slab, some hairs
Light unit is annularly set in the edge of the nearly light source board.
13. light source module group according to claim 11, it is characterised in that the lens also include a column, described vertical
Post is outwardly by the basal surface and is located at the both sides of the cavity, and the column forms a receiving area, described luminous
Unit housing is in the receiving area.
14. light source module group according to claim 11, it is characterised in that the lens detachably connect with the light source board
Connect.
15. light source module group according to claim 11, it is characterised in that the light source module group also includes the first pedestal and the
Two pedestals, first pedestal and second pedestal are located at the both sides of the luminescence component respectively.
16. light source module group according to claim 15, it is characterised in that the lens are in first pedestal and described
The side of two pedestals or outside ring-type are set.
17. light source module group according to claim 15, it is characterised in that first pedestal includes the first noumenon and first
Connecting portion, second pedestal include the second body and the second resettlement section, first pedestal and the second pedestal with the light
Source plate connects.
18. light source module group according to claim 17, it is characterised in that the first noumenon include the first top surface and with institute
The first side of the first top surface connection is stated, second body includes the second top surface and the second side being connected with second top surface
Face, first top surface and second top surface are plane.
19. a kind of light source module group combination, it is characterised in that including any described light source at least two claim 11-18
Module and at least one driving power, be electrically connected between the light source module group, at least one driving power for it is described extremely
Few two light source module groups power supply.
20. light source module group combination according to claim 19, it is characterised in that at least two light source module group is stacked and set
Put, be detachably connected between the adjacent light source module group.
21. light source module group combination according to claim 20, it is characterised in that grafting between the adjacent light source module group
Connection.
22. light source module group combination according to claim 19, it is characterised in that the light source module group combination also includes lamp
Head, at least two light source module group are electrically connected with the lamp holder.
23. light source module group combination according to claim 22, it is characterised in that the lamp holder is screw socket or bayonet socket lamp
Head.
24. a kind of lighting device, it is characterised in that it is included in base, the cover body being connected with base and claim 11-18
Any described light source module group combination, the light source module group or described in light source module group or claim 19-23 described in any
Light source module group combination settings are transmitted in the base by the light that the light source module group is sent from the cover body.
25. lighting device according to claim 24, it is characterised in that the base is in pyramid type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711041641.1A CN107631271B (en) | 2017-10-31 | 2017-10-31 | Lens, light source module combination and lighting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711041641.1A CN107631271B (en) | 2017-10-31 | 2017-10-31 | Lens, light source module combination and lighting device |
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| CN107631271A true CN107631271A (en) | 2018-01-26 |
| CN107631271B CN107631271B (en) | 2024-01-09 |
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| CN109364384A (en) * | 2018-10-31 | 2019-02-22 | 江苏希格玛医疗科技有限公司 | A kind of combined type illumination skin therapeutic equipment |
| CN109541845A (en) * | 2018-11-15 | 2019-03-29 | 惠州市华星光电技术有限公司 | Lens arrangement, light bar and backlight module |
| TWI656367B (en) * | 2018-12-12 | 2019-04-11 | 大陸商光寶電子〈廣州〉有限公司 | Optical lens and light source module |
| WO2019242745A1 (en) * | 2018-06-22 | 2019-12-26 | 欧普照明股份有限公司 | Light distribution component, light source module, lawn lamp holder and lawn lamp |
| CN113347327A (en) * | 2021-04-22 | 2021-09-03 | 浙江大华技术股份有限公司 | Polarized lens and camera |
| WO2021212370A1 (en) * | 2020-04-22 | 2021-10-28 | 诚益光电科技股份有限公司 | Lighting device and optical module |
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| CN107631271B (en) | 2024-01-09 |
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