CN212510821U - High-brightness angle-adjustable LED blackboard lamp - Google Patents
High-brightness angle-adjustable LED blackboard lamp Download PDFInfo
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- CN212510821U CN212510821U CN202021717403.5U CN202021717403U CN212510821U CN 212510821 U CN212510821 U CN 212510821U CN 202021717403 U CN202021717403 U CN 202021717403U CN 212510821 U CN212510821 U CN 212510821U
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Abstract
The utility model discloses a high-brightness angle-adjustable LED blackboard lamp, which comprises a lamp main body and more than 1 hanger rod component, wherein a rotatable adjusting component is arranged between each hanger rod component and the lamp main body; the lamp main part includes the lamp body, the left end lid, the right-hand member lid, electrical source controller, light source module and lens, the left end lid, the right-hand member lid closes at the lamp body both ends respectively, electrical source controller arranges the lamp body in, the lamp body upper end is equipped with the support spout of connecting rotatable adjusting part, the lamp body lower extreme is equipped with the recess of partial, the bottom of recess is equipped with the light source spout, the light source spout is the same partial with the recess, the light source module is installed in the light source spout, the both sides of light source spout are equipped with the lens spout, lens. The utility model has the advantages that the lighting direction of the lamp body is deviated to one side of the blackboard, and the light source module more uniformly puts the light on the blackboard through the special structure of the lens and the groove at the lower end of the lamp body; the illumination angle of the blackboard lamp can be adjusted without using an external tool.
Description
Technical Field
The utility model relates to a LED lighting technology field, especially a high brightness adjustable angle LED blackboard lamp.
Background
The purpose of classroom blackboard illumination is to provide a good visual light environment, ensure that a teacher can easily write on a blackboard and students can clearly read the contents on the blackboard. If the brightness difference of illumination received on the blackboard is too large, the vision is in a condition of large brightness difference for a long time, and the visual fatigue is easily caused. For this reason, the illumination distribution should have a certain uniformity. The existing classroom blackboard uses a bracket lamp as a lighting lamp, the actual utilization efficiency of the lamp is extremely low, and strong glare can be generated; some classrooms only install two fluorescent tubes on the upper edge of the blackboard and use as blackboard lamps, which results in low average value of illuminance of the blackboard and extremely poor uniformity, and some blackboard lamps are also provided with lenses, but the anti-glare edge shading is too short or the long and short beam angles are not arranged correctly, although the lighting effect of the blackboard is improved, the brightness of the lenses is too large, the distance from the blackboard is too far, and the glare in the directions of students and teachers is increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, a but high brightness angle regulation LED blackboard lamp is provided.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is: a high-brightness angle-adjustable LED blackboard lamp comprises a lamp body and more than 1 hanger rod assembly, wherein a rotatable adjusting assembly is arranged between a single hanger rod assembly and the lamp body; the lamp main part includes the lamp body, the left end lid, the right-hand member lid, electrical source controller, light source module and lens, the left end lid, the right-hand member lid closes at the lamp body both ends respectively, electrical source controller arranges the lamp body in, the lamp body upper end is equipped with the support spout of connecting rotatable adjusting part, the lamp body lower extreme is equipped with the recess of partial, the bottom of recess is equipped with the light source spout, the light source spout is the same partial with the recess, the light source module is installed in the light source spout, the both sides of light source spout are equipped with the lens spout, lens.
In the above technical solution, the cross-sectional structure of the lamp body is a 1/6-cut oval structure.
Among the above-mentioned technical scheme, long limit one side of recess is equipped with the step anti-dazzle reflection and hides the limit.
In the technical scheme, the light source sliding groove is deviated by an angle alpha relative to the vertical direction of the lamp body, and the deviation angle alpha is 15-30 degrees.
In the technical scheme, the two sides of the lens are provided with inverted hook structures matched with the lens sliding grooves, the end, close to the light source module, of the two side edges of the lens is wider relative to the end, far away from the light source module, of the two side edges of the lens, and the two side edges of the lens are inclined at an angle beta; the one end that the light source module was kept away from to lens is planar structure, and the one end that lens is close to the light source module is parabola formula protruding structure, and parabola formula protruding structure's middle part indent forms the arc step more than 2.
In the technical scheme, the inclination angle beta is 20-40 degrees.
Among the above-mentioned technical scheme, the left end lid all is equipped with protruding type position of bone and M type position of bone with the right-hand member lid of telling, the shape and the support spout looks adaptation of protruding type position of bone, the shape of M type position of bone and the recess looks adaptation of lamp body.
Among the above-mentioned technical scheme, but the rotation regulation subassembly includes L type regulation support and L type installing support, but the jib subassembly is connected to L type regulation support upper end, adopt installation screw and mounting nut to be connected between L type regulation support and the L type installing support, be equipped with the damping gasket between L type regulation support and the L type installing support, be equipped with the spring gasket between installation screw and the mounting nut in order to carry out the flexible fastening, L type installing support installs in the support spout, L type installing support can adjust the axle center rotation that support and L type installing support both are connected around L type.
Among the above-mentioned technical scheme, L type adjusting bracket is equipped with the locating hole, and L type installing support is equipped with the arc hole, is connected with the set screw in the locating hole, and the set screw is spacing in order to instruct and restrict the rotation angle of L type installing support for L type adjusting bracket in the arc hole.
In the technical scheme, the rotating angle range of the L-shaped mounting bracket is between-20 degrees and +20 degrees.
The utility model has the advantages that: the illuminating direction of the lamp body is deviated to one side of the blackboard, and the light source module more uniformly puts light rays on the blackboard through the special structures of the lens and the groove at the lower end of the lamp body; the illumination angle of the blackboard lamp can be adjusted without using an external tool.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an exploded schematic view of the present invention.
Fig. 3 is a schematic sectional structure of the present invention.
Fig. 4 is a schematic structural diagram of the lamp body of the present invention.
Fig. 5 is a schematic structural diagram of the lens of the present invention.
Fig. 6 is a schematic structural view of the right end cap of the present invention.
Fig. 7 is an enlarged exploded view of the rotatable adjustment assembly at position a of fig. 2.
Reference numerals
10. A lamp body; 11. a lamp body; 111. 1/6 cutting into ellipse; 112. a bracket chute; 113. a groove; 114. a light source chute; 115. a lens chute; 116. step anti-glare reflection edge shading; 12. a left end cap; 13. a right end cap; 131. a convex bone site; 132. an M-shaped bone position; 14. a power supply controller; 15. a light source module; 16. a lens; 161. a barb structure; 162. a planar structure; 163. a parabolic convex structure; 164. an arc-shaped step; 20. a boom assembly; 30. a rotatable adjustment assembly; 31. an L-shaped adjusting bracket; 311. positioning holes; 32. an L-shaped mounting bracket; 321. an arc-shaped hole; 33. mounting screws; 34. mounting a nut; 35. a damping shim; 36. a spring washer; 37. and (5) positioning screws.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the high-brightness angle-adjustable LED blackboard lamp mainly includes a lamp body 10 and 2 suspension rod assemblies 20 for mounting the lamp body 10, a rotatable adjusting assembly 30 is disposed between each suspension rod assembly 20 and the lamp body 10, and the rotatable adjusting assembly 30 is used for adjusting the illumination angle of the lamp body 10. The number of the hanger assemblies 20 may be increased or decreased as appropriate depending on the length and size of the lamp body 10, and is not limited to the installation of the lamp body 10 using 2 hanger assemblies 20.
As shown in fig. 2-3, the lamp body 10 includes a lamp body 11, a left end cap 12, a right end cap 13, a power controller 14, a light source module 15 and a lens 16, the left end cap 12 and the right end cap 13 are respectively covered at two ends of the lamp body 11, the power controller 14 is disposed in the lamp body 11, the light source module 15 and the lens 16 are installed at a lower end of the lamp body 11, the power controller 14 is electrically connected to the light source module 15, and the power controller 14 can be connected to a power grid outside the blackboard lamp through a suspension rod assembly 20.
As shown in fig. 4, the cross-sectional view of the lamp body 11 has an 1/6 cut oval shape 111, the upper end of the lamp body 11 is provided with a bracket sliding slot 112, the bracket sliding slot 112 is used for being mounted and connected with the rotatable adjusting assembly 30, and the lower end of the rotatable adjusting assembly 30 is clamped into the bracket sliding slot 112 from the two ends of the lamp body 11 and is fixed by screws.
The lower end of the lamp body 11 is provided with a deviation groove 113, and when the lamp body 11 is installed, the groove 113 deviates to one side of the blackboard to irradiate the lamp light on the blackboard in a deviation way. The bottom of the groove 113 is provided with a light source chute 114, the light source chute 114 is deflected towards the same side as the groove 113, and the light source module 15 is installed in the light source chute 114. When the rotatable adjusting assembly 30 is centered, the light source sliding groove 114 is offset by an angle α relative to the vertical direction of the lamp body 11, and the offset angle α is preferably between 15 ° and 30 °.
The two sides of the light source chute 114 are provided with lens chutes 115, as shown in fig. 5, the two sides of the lens 16 are provided with barb structures 161 adapted to the lens chutes 115, the barb structures 161 of the lens 16 are installed in the lens chutes 115, one end of the lens 16 close to the light source module 15 is wider than one end of the lens 16 far away from the light source module 15, the two side edges of the lens 16 have an inclination angle β, and the inclination angle β is preferably 20 ° to 40 °; the one end that light source module 15 was kept away from to lens 16 is planar structure 162, the one end that lens 16 is close to light source module 15 is parabola type protruding structure 163, parabola type protruding structure 163's middle part indent forms 2 arc steps 164, an arc step 164 shines to the lower half of blackboard, another arc step 164 shines to the first half of blackboard, light of light source module 15 shines on the blackboard through arc step 164 in parabola type protruding structure 163 of lens 16, make the first half of blackboard and the planar illuminance of lower half more even. The number of the arc-shaped steps 164 is not limited to only 2, and the number of the arc-shaped steps 164 can be increased appropriately to distribute illumination to the blackboard in a plurality of areas.
A step anti-glare reflection shielding edge 116 is arranged on one side of the long side of the groove 113 of the lamp body 11, and the step anti-glare reflection shielding edge 116 reflects residual light in the directions of students and teachers to a blackboard to weaken glare.
As shown in fig. 6, the left end cap 12 and the right end cap 13 are symmetrical in structure, the left end cap 12 and the right end cap 13 are both provided with a convex rib 131 and an M-shaped rib 132, the shape of the convex rib 131 is matched with the bracket sliding groove 112, and the shape of the M-shaped rib 132 is matched with the groove 113 of the lamp body 11. The left end cover 12 and the right end cover 13 are respectively covered at two ends of the lamp body 11 and are fastened and installed by screws.
As shown in fig. 7, the rotatable adjusting assembly 30 includes an L-shaped adjusting bracket 31 and an L-shaped mounting bracket 32, the upper end of the suspension rod assembly 20 is fixedly mounted to the ceiling, the lower end of the suspension rod assembly 20 is fixedly connected to the L-shaped adjusting bracket 31, the L-shaped adjusting bracket 31 is connected to the L-shaped mounting bracket 32 by a mounting screw 33 and a mounting nut 34, a damping washer 35 is disposed between the L-shaped adjusting bracket 31 and the L-shaped mounting bracket 32, a spring washer 36 is disposed between the mounting screw 33 and the mounting nut 34 for flexible fastening, and the L-shaped mounting bracket 32 is mounted in a bracket chute 112 of the lamp body 11. The L-shaped mounting bracket 32 can rotate around the axis connecting the L-shaped adjusting bracket 31 and the L-shaped mounting bracket 32 to adjust the lighting angle of the lamp main body 10.
In order to clearly calibrate and limit the rotation angle of the lamp main body 10, the L-shaped adjusting bracket 31 is provided with a positioning hole 311 at a position below the axis connecting the L-shaped adjusting bracket 31 and the L-shaped mounting bracket 32, the L-shaped mounting bracket 32 is provided with an arc-shaped hole 321 at a lower end position of the axis connecting the L-shaped adjusting bracket 31 and the L-shaped mounting bracket 32, the center of the arc-shaped hole 321 is taken as a center of the axis, a corresponding angle adjusting range is marked below the arc-shaped hole 321, the angle adjusting range of the arc-shaped hole 321 in the embodiment is-20 to +20 degrees, a positioning screw 37 is connected in the positioning hole 311, and the positioning screw 37 is limited in the arc-shaped hole 321 to indicate and limit the rotation angle of.
The above embodiments are merely illustrative and not restrictive, and all equivalent changes and modifications made by the methods described in the claims are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a high brightness adjustable angle LED blackboard lamp which characterized in that: the lamp comprises a lamp body and more than 1 hanger rod assembly, wherein a rotatable adjusting assembly is arranged between each hanger rod assembly and the lamp body; the lamp main part includes lamp body, left end lid, right-hand member lid, electrical source controller, light source module and lens, and left end lid, right-hand member lid cover respectively and close at the lamp body both ends, and electrical source controller arranges the lamp body in, and the lamp body upper end is equipped with the support spout of connecting rotatable adjusting part, and the lamp body lower extreme is equipped with the recess of partial, and the bottom of recess is equipped with the light source spout, and the light source spout is the same partial with the recess, and the light source module is installed in the light source spout, and the both sides of light source spout are equipped with the.
2. The high-brightness angle-adjustable LED blackboard lamp according to claim 1, characterized in that: the cross-sectional structure of the lamp body is 1/6 oval-cut structure.
3. The high-brightness angle-adjustable LED blackboard lamp according to claim 1, characterized in that: and one side of the long edge of the groove is provided with a step anti-dazzle reflection shading edge.
4. The high-brightness angle-adjustable LED blackboard lamp according to claim 1, characterized in that: the light source sliding groove is deviated from the vertical direction of the lamp body by an angle alpha, and the deviation angle alpha is 15-30 degrees.
5. The high-brightness angle-adjustable LED blackboard lamp according to claim 1, characterized in that: the two sides of the lens are provided with inverted hook structures matched with the lens sliding grooves, the end, close to the light source module, of the two side edges of the lens is wider relative to the end, far away from the light source module, of the two side edges of the lens, and the two side edges of the lens are inclined at an angle beta; the one end that the light source module was kept away from to lens is planar structure, and the one end that lens is close to the light source module is parabola formula protruding structure, and parabola formula protruding structure's middle part indent forms the arc step more than 2.
6. The high-brightness angle-adjustable LED blackboard lamp according to claim 5, characterized in that: the inclination angle beta is between 20 degrees and 40 degrees.
7. The high-brightness angle-adjustable LED blackboard lamp according to claim 1, characterized in that: the left end cover and the right end cover of telling all are equipped with protruding type position of bone and M type position of bone, the shape and the support spout looks adaptation of protruding type position of bone, the shape of M type position of bone and the recess looks adaptation of lamp body.
8. The high-brightness angle-adjustable LED blackboard lamp according to claim 1, characterized in that: but rotatable adjusting part includes that L type adjusts support and L type installing support, and the jib subassembly is connected to L type regulation support upper end, and the L type is adjusted and is adopted installation screw and mounting nut to be connected between support and the L type installing support, is equipped with the damping gasket between L type regulation support and the L type installing support, is equipped with the spring gasket between installation screw and the mounting nut in order to carry out the flexible fastening, and L type installing support installs in the support spout, and L type installing support can be around L type regulation support and the rotatory axle center that L type installing support is connected between them.
9. The high-brightness angle-adjustable LED blackboard lamp according to claim 8, characterized in that: the L-shaped adjusting support is provided with a positioning hole, the L-shaped mounting support is provided with an arc-shaped hole, a positioning screw is connected in the positioning hole, and the positioning screw is limited in the arc-shaped hole to indicate and limit the rotation angle of the L-shaped mounting support relative to the L-shaped adjusting support.
10. The high-brightness angle-adjustable LED blackboard lamp according to claim 8, characterized in that: the range of the rotation angle of the L-shaped mounting bracket is between-20 degrees and +20 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021717403.5U CN212510821U (en) | 2020-08-18 | 2020-08-18 | High-brightness angle-adjustable LED blackboard lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021717403.5U CN212510821U (en) | 2020-08-18 | 2020-08-18 | High-brightness angle-adjustable LED blackboard lamp |
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| CN212510821U true CN212510821U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021717403.5U Active CN212510821U (en) | 2020-08-18 | 2020-08-18 | High-brightness angle-adjustable LED blackboard lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932178A (en) * | 2021-09-28 | 2022-01-14 | 广州市光圣照明科技有限公司 | Blackboard lamp in polarized lens and reflection cup combined form and installation method thereof |
-
2020
- 2020-08-18 CN CN202021717403.5U patent/CN212510821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932178A (en) * | 2021-09-28 | 2022-01-14 | 广州市光圣照明科技有限公司 | Blackboard lamp in polarized lens and reflection cup combined form and installation method thereof |
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