CN107606536A - Panel light and its method of work - Google Patents
Panel light and its method of work Download PDFInfo
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- CN107606536A CN107606536A CN201710967560.8A CN201710967560A CN107606536A CN 107606536 A CN107606536 A CN 107606536A CN 201710967560 A CN201710967560 A CN 201710967560A CN 107606536 A CN107606536 A CN 107606536A
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- groove
- light
- frame
- light source
- guide plate
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Abstract
The invention provides a kind of panel light and its method of work, the panel light includes frame, light guide plate and bonnet；Light-emitting section includes substrate and light source；Keeper is fixed between bottom and the bonnet of the frame；The keeper has the first groove and the second groove of connection, in the vertical direction, and the upper wall of the lower wall of first groove, the lower wall of second groove and the second groove is arranged in order；The substrate is stuck in first groove, and the light source is in second groove；The end of the light guide plate is stuck in second groove, and is oppositely arranged with the light source；Elastic component, the elastic component are arranged between the end relative with light-emitting section of the light guide plate and frame.The present invention has the advantages that full-featured, cost is low, it is convenient to realize.
Description
Technical field
The present invention relates to lamp, more particularly to panel light and its method of work.
Background technology
LED is widely used in various illuminations, analytical equipment, such as panel light as a kind of energy-conservation, efficient light source
In.
Fig. 1 schematically illustrates the structure diagram of panel light, as shown in figure 1, panel light include frame, light guide plate and
LED, the LED are fixed on the inwall of the frame, and light guide plate is caught in the frame, relative with the LED, such as Fig. 2 institutes
Show.In order to strengthen light guide effect to improve light extraction efficiency, the distance of light guide plate and light source is short as far as possible.The panel light is present
Some shortcomings, such as：
1.LED is concentrated very much as a kind of high efficiency light source, caloric value, and caused amount of heat is transmitted to the light guide plate,
Light guide plate expands, and then extrudes light source, causes LED to damage, reduces the service life of light source.
Light accounting that is that 2.LED is sent and being coupled into light guide plate is not high, reduces light efficiency.
3.LED and light guide plate, rim fits are bad, and the sidepiece light leak of panel light is serious.
The content of the invention
In order to solve above shortcomings in the prior art, the invention provides a kind of light efficiency is high, light leak is few, long lifespan
Panel light.
To achieve the above object, the present invention uses following technical scheme：
A kind of panel light, the panel light include frame, light guide plate and bonnet；The panel light further comprises：
Light-emitting section, the light-emitting section include substrate and light source, and the light source is fixed on the substrate, and along the base
The distance at edge to the edge parallel to the length direction of substrate of the light source of the length direction arrangement of plate is more than zero；
Keeper, the keeper are fixed between bottom and the bonnet of the frame；The keeper has connection
The first groove and the second groove, in the vertical direction, the upper wall of the lower wall of first groove, the lower wall of second groove and the second groove
It is arranged in order, the substrate is stuck in first groove, and the light source is in second groove；The end card of the light guide plate
It is oppositely arranged in second groove, and with the light source；
Elastic component, the elastic component are arranged between the end relative with light-emitting section of the light guide plate and frame.
The present invention also aims to provide a kind of method of work of above-mentioned panel light, the goal of the invention passes through following skill
Art scheme is achieved：
The method of work of panel light, the method for work comprise the following steps：
(A1) light source is powered, panel light work；
(A2) heat caused by the light source is transmitted to the light guide plate, the light guide plate expansion, and the elastic component is pressed
Contracting, the spacing between the end of light guide plate and frame diminish therewith.
Compared with prior art, the device have the advantages that being：
1. using elastic component go buffering due to light guide plate expansion and caused by light guide plate end and frame spacing change
It is small, avoid light source and be extruded, be effectively protected light source, extend the service life of panel light；
2. the light source in the second groove is corresponding with the central area on the vertical direction of the end of light guide plate, more light
It is coupled into light guide plate, improves light efficiency；
3. utilize the matching relationship between the end of keeper and the end of frame, it is therefore prevented that the side light leak of panel light.
Brief description of the drawings
Referring to the drawings, the disclosure will be easier to understand.Skilled addressee readily understands that be：This
A little accompanying drawings are used only for illustrating technical scheme, and are not intended to and protection scope of the present invention is construed as limiting.
In figure：
Fig. 1 is the basic block diagram according to the panel light of prior art；
Fig. 2 is Fig. 1 A-A views；
Fig. 3 is the partial sectional view of 1,3 panel light according to embodiments of the present invention.
Embodiment
Fig. 3 and following description describe the present invention optional embodiment with instruct those skilled in the art how to implement and
Reproduce the present invention.In order to instruct technical solution of the present invention, simplify or eliminate some conventional aspects.Those skilled in the art should
The understanding is derived from the modification of these embodiments or replacement will within the scope of the invention.Under those skilled in the art should understand that
Stating feature can combine to form multiple modifications of the present invention in a variety of ways.Thus, the invention is not limited in following optional
Embodiment, and only limited by claim and their equivalent.
Embodiment 1：
Fig. 3 schematically illustrates the basic block diagram of the panel light of the embodiment of the present invention 1, as shown in figure 3, the panel
Lamp includes：
Frame 41, light guide plate 51 and bonnet 61, the frame surround straight-flanked ring, and the light guide plate 51 and bonnet 61 are flat
Tabular, bonnet 61 are fixed on frame 41 by screw 62；These parts are the state of the art, no longer superfluous herein
State；
Light-emitting section, the light-emitting section include substrate 71 and light source 72 (such as LED lamp bead or LED chip), the LED light source 72
It is fixed on the substrate 71, and along the edge of light source 72 that arranges of length direction of the substrate 71 to the parallel of substrate 71
Distance in the edge of the length direction is more than zero；
Keeper 81, the keeper 81 are fixed between the bottom of the frame and bonnet 61；The keeper 81
The first groove and the second groove with connection, in the vertical direction, the lower wall of first groove, the lower wall of second groove, second
The upper wall of the upper wall of groove and the first groove is arranged in order, that is, the lower wall of the first groove is big to the first distance between the lower wall of the second groove
It is more than zero to the second distance between the upper wall of the first groove in the upper wall of zero, second groove, the substrate 71 is stuck in first groove,
The light source 72 is in second groove；The end of the light guide plate 51 is stuck in second groove, and with the light source 72
It is oppositely arranged；In the vertical direction, formed second groove keeper 81 bottom the bottom of the frame 41 projection
Entirely fall within the frame；
Elastic component 91, the elastic component 81 be arranged on the light guide plate 51 the end relative with light-emitting section and frame it
Between, so as to adjust the distance between light-emitting section and frame, it is therefore prevented that the end of the light guide plate expanded due to heated extrudes light-emitting section；
Diffuser plate 92, the end of the diffuser plate 92 be stuck in by the frame 41 inwall, form determining for second groove
In the 3rd groove that outer wall, the outer wall for the bottom of keeper 81 for forming first groove of the end of the position bottom of part 81 surround；
Reflecting component 93, the reflecting component 93 is arranged on the top of the light guide plate 51, and the end of reflecting component 93 is stuck in and led
Between tabula rasa 51 and keeper 81.
According to the method for work of the panel light of the present embodiment, the method for work comprises the following steps：
(A1) light source is powered, panel light work；
(A2) heat caused by the light source is transmitted to the light guide plate, the light guide plate expansion, and the elastic component is pressed
Contracting, the spacing between the end of light guide plate and frame diminish therewith.
Embodiment 2：
The panel light of the embodiment of the present invention 2, as different from Example 1：
1. the upper wall of the second groove is equal to zero to the second distance between the upper wall of the first groove, that is, the upper wall of the first groove and the
The upper wall of two grooves is in same plane；
2. along the substrate length direction arrange light source center to carry light source base plan parallel to
The distance at two edges of the length direction is unequal.
Embodiment 3：
The application examples of panel light according to embodiment 1 in lighting field.
In the application examples, as shown in figure 3, elastic component 91 has the capacity of heat transmission, and the frame 41 and positioning are arranged on
Between part 81, the heat that light source 72 is sent is transmitted to frame 41 to dissipate by keeper 81 in time；First distance and
Second distance is equal, is all higher than zero；The vertical wall for the first groove being connected with second groove is in the first plane 18, forms institute
State the 3rd distance of the plane of end 83 to the first of remote first groove of the bottom of the keeper of the second groove and the frame
Bottom the plane of end 82 to the first for facing frame center the 4th ratio of distances constant be more than 0.8；The center of light source 72 is to holding
It is equal to carry the distance at two edges parallel to the length direction of the plane of substrate 71 of light source 72, that is, in light source 72
The central area of the end in the vertical direction of heart face light guide plate 51 so that more light are coupled into light guide plate；Frame
There is cavity 42 in 41.
Reached according to the present embodiment and had an advantage that：When light guide plate is expanded due to heat caused by absorption light source, pressure
Contracting elastic component, the distance between light source and frame is have adjusted in time, avoid the end extruding light source of light guide plate, extend panel light
The service life of middle light source；By the first groove and the relative position relation of the second groove, and the relative position of light source and substrate, make
The light that must be sent more is coupled into light guide plate, improves light efficiency；By adjusting above-mentioned 3rd distance and the 4th distance
Proportionate relationship, it effectively prevent the side light leak of panel light.
Embodiment 4：
The application examples of panel light according to embodiment 2 in lighting field.
In the application examples, elastic component has the capacity of heat transmission, and is arranged between the frame and keeper, in time will
The heat that light source is sent is transmitted to frame to dissipate by keeper；First distance and second distance are unequal, second distance
It is zero；The vertical wall for the first groove being connected with second groove is in the first plane, forms the keeper of second groove
Frame center is faced in the end of remote first groove of bottom to the 3rd distance and the bottom of the frame of the first plane
End to the first plane the 4th ratio of distances constant be more than 0.8；The center of light source to carrying light source base plan parallel to
The distance at two edges of the length direction is unequal, and relative to the lower wall of the first groove, position of the light source on substrate is more inclined
To the upper wall of the first groove, that is, the central area of the end in the vertical direction of the center face light guide plate of light source so that more
Light be coupled into light guide plate；There is cavity in frame.
Claims (10)
1. a kind of panel light, the panel light includes frame, light guide plate and bonnet；It is characterized in that：The panel light is further
Including：
Light-emitting section, the light-emitting section include substrate and light source, and the light source is fixed on the substrate, and along the substrate
The distance at the edge of the light source of length direction arrangement to the edge parallel to the length direction of substrate is more than zero；
Keeper, the keeper are fixed between bottom and the bonnet of the frame；The keeper has the of connection
One groove and the second groove, in the vertical direction, the upper wall of the lower wall of first groove, the lower wall of second groove and the second groove is successively
Arrangement, the substrate are stuck in first groove, and the light source is in second groove；The end of the light guide plate is stuck in institute
State in the second groove, and be oppositely arranged with the light source；
Elastic component, the elastic component are arranged between the end relative with light-emitting section of the light guide plate and frame.
2. panel light according to claim 1, it is characterised in that：The panel light further comprises：
Diffuser plate, the end of the diffuser plate be stuck in by the frame inwall, form the keeper bottom of second groove
In the 3rd groove that the outer wall of end, the outer wall for the keeper bottom for forming first groove surround.
3. panel light according to claim 1, it is characterised in that：The elastic component has the capacity of heat transmission, and is arranged on institute
State between frame and keeper.
4. panel light according to claim 1, it is characterised in that：In the vertical direction, it is the lower wall of second groove, described
The upper wall of the upper wall of second groove and the first groove is arranged in order, the lower wall of second groove to the first distance between the lower wall of the first groove
And the upper wall of second groove is equal to the second distance between the upper wall of the first groove.
5. panel light according to claim 1, it is characterised in that：In the vertical direction, form the positioning of second groove
The bottom of part falls in the frame in the projection of the bottom of the frame.
6. panel light according to claim 5, it is characterised in that：At the vertical wall for the first groove being connected with second groove
In in the first plane, the end of remote first groove of the bottom of the keeper of second groove is formed to the of the first plane
Three distances and the end for facing frame center of the bottom of the frame are more than 0.8 to the 4th ratio of distances constant of the first plane.
7. panel light according to claim 1, it is characterised in that：The panel light further comprises：
Reflecting component, the reflecting component is arranged on the top of the light guide plate, and the end of reflecting component is stuck in light guide plate volume and positioning
Between part.
8. panel light according to claim 1, it is characterised in that：The center of light source is flat to the base plan of carrying light source
Distance of the row in two edges of the length direction is equal.
9. panel light according to claim 1, it is characterised in that：The light source is LED lamp bead or LED chip.
10. the method for work of panel light according to claim 1, the method for work comprises the following steps：
(A1) light source is powered, panel light work；
(A2) heat caused by the light source is transmitted to the light guide plate, the light guide plate expansion, and the elastic component is compressed, led
Spacing between the end of tabula rasa and frame diminishes therewith.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710967560.8A CN107606536A (en) | 2017-10-17 | 2017-10-17 | Panel light and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710967560.8A CN107606536A (en) | 2017-10-17 | 2017-10-17 | Panel light and its method of work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107606536A true CN107606536A (en) | 2018-01-19 |
Family
ID=61077614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710967560.8A Pending CN107606536A (en) | 2017-10-17 | 2017-10-17 | Panel light and its method of work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107606536A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012146504A (en) * | 2011-01-12 | 2012-08-02 | Jvc Kenwood Corp | Lighting system and image display device |
| US20170082795A1 (en) * | 2014-06-12 | 2017-03-23 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Light guide plate assembly |
| CN206176171U (en) * | 2016-11-18 | 2017-05-17 | 众普森科技（株洲）有限公司 | Light -emitting diode (LED) panel lamp |
| CN206222116U (en) * | 2016-12-01 | 2017-06-06 | 常州拓浦照明科技有限公司 | A kind of Novel panel lamp |
| CN207394543U (en) * | 2017-10-17 | 2018-05-22 | 海宁博华照明电器有限公司 | Panel light |
-
2017
- 2017-10-17 CN CN201710967560.8A patent/CN107606536A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012146504A (en) * | 2011-01-12 | 2012-08-02 | Jvc Kenwood Corp | Lighting system and image display device |
| US20170082795A1 (en) * | 2014-06-12 | 2017-03-23 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Light guide plate assembly |
| CN206176171U (en) * | 2016-11-18 | 2017-05-17 | 众普森科技（株洲）有限公司 | Light -emitting diode (LED) panel lamp |
| CN206222116U (en) * | 2016-12-01 | 2017-06-06 | 常州拓浦照明科技有限公司 | A kind of Novel panel lamp |
| CN207394543U (en) * | 2017-10-17 | 2018-05-22 | 海宁博华照明电器有限公司 | Panel light |
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