CN211203733U - Anti-dazzle blackboard lamp - Google Patents
Anti-dazzle blackboard lamp Download PDFInfo
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- CN211203733U CN211203733U CN201921750409.XU CN201921750409U CN211203733U CN 211203733 U CN211203733 U CN 211203733U CN 201921750409 U CN201921750409 U CN 201921750409U CN 211203733 U CN211203733 U CN 211203733U
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Abstract
The utility model relates to an anti-dazzle blackboard lamp, which comprises a shell, a light source arranged on the shell, a lens arranged on the shell, a reflector arranged on the shell and an anti-dazzle plate arranged on the shell; the shell comprises a body, a first shading part positioned on one side of the body and a second shading part positioned on the other side of the body; the first shading part is positioned on one side of the body far away from the blackboard, the length of the first shading part is greater than that of the second shading part, the reflector is positioned on the inner side of the first shading part, and the antiglare shield is connected with the tail end of the first shading part. The utility model provides an anti-dazzle blackboard lamp through the setting of first shading portion, second shading portion, lens and anti-light cup for on the blackboard was shone to the light that the light source sent is whole, improves the light efficiency on the blackboard, and on the other hand prevents through the setting of first shading portion and antiglare shield that light penetrates people's eye directly, reduces the glare value, protects people's eye.
Description
Technical Field
The utility model relates to the field of lighting technology, specifically, relate to an anti-dazzle blackboard lamp.
Background
At present, a bracket lamp is generally used as a lighting lamp in classrooms, the practical utilization efficiency of the lamp is low, large glare can be generated, and in some classrooms, only two fluorescent lamp tubes are installed on a blackboard along the blackboard to be used as blackboard lamps, so that the average value of the illuminance of the blackboard is low, and the uniformity is extremely poor.
In order to solve the problems, some classroom lamps use a blackboard lamp with double reflectors, two fluorescent tubes irradiate light onto the blackboard through two fixed reflectors, and due to the characteristic of full-angle light emission of the fluorescent tubes, a lot of light directly enters human eyes or irradiates the ground and is reflected to the human eyes, so that glare and energy are greatly wasted, and the lamp is complex in structure and not beneficial to practical application.
Some blackboard lamps are additionally provided with lens components and do not have a reflecting cover, so that although the illuminating effect of the blackboard is improved, the lens brightness is too high, the distance from the blackboard is too far away, glare in the directions of students and teachers is increased, and the installation mode of a suspender sometimes blocks a projector, so that teaching is inconvenient.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide an anti-dazzle blackboard lamp has improved the light source utilization ratio of whole lamp, and has reduced the dizzy light value, simple to operate is swift.
In order to solve the technical problem, the utility model provides an anti-glare blackboard lamp, which comprises a shell, a light source arranged on the shell, a lens arranged on the shell, a reflector arranged on the shell and an anti-glare panel arranged on the shell;
the shell comprises a body, a first shading part positioned on one side of the body and a second shading part positioned on the other side of the body;
the first shading part is positioned on one side of the body far away from the blackboard, the length of the first shading part is greater than that of the second shading part, the reflector is positioned on the inner side of the first shading part, and the antiglare shield is connected with the tail end of the first shading part.
Preferably, the body is provided with light source mounting grooves, and the light source mounting grooves are two oppositely arranged strip-shaped grooves and distributed in the length direction of the shell;
the light source include the light source board with install in L ED lamp pearl on the light source board, the embedding of light source board inside the light source mounting groove.
Preferably, be equipped with the lens mounting groove on the body, the lens mounting groove is located the body is inboard, and it is two edges the bar groove that shell length direction distributes, just the light source mounting groove is located two between the lens mounting groove.
Preferably, the lens includes a lens body, a light incident surface inside the lens body, reflecting surfaces on two sides of the light incident surface, a light emitting surface on the surface of the lens body, and connecting members on two sides of the lens body;
the connecting piece extends from the lens body to two sides of the lens body and is embedded into the lens mounting groove.
Preferably, the light incident surface is arranged opposite to the L ED lamp bead and is obliquely arranged;
the vertical distance between the light incident surface and the light source is gradually reduced from one side close to the first shading part to one side far away from the first shading part.
Preferably, the light emitting surface is located on the surface of the lens body, and a vertical distance between the light emitting surface and the light source is smaller than a vertical distance between the tail end of the second light shielding part and the light source.
Preferably, the end of the first light-shielding portion is provided with an antiglare shield mounting groove, and the antiglare shield mounting groove is two strip-shaped grooves which are oppositely arranged and distributed in the length direction of the first light-shielding portion.
Preferably, the dazzle prevention plate comprises a dazzle prevention body and a fixing piece connected with the dazzle prevention body;
the fixing piece is embedded into the antiglare shield mounting groove.
Preferably, a reflector mounting groove is arranged on the inner side of the first shading part, is positioned on the inner side of the first shading part, is two strip-shaped grooves which are arranged oppositely, and is distributed in the length direction of the first shading part;
the reflector is embedded in the reflector mounting groove.
Preferably, the fixing device comprises a fixing bracket, wherein the fixing bracket comprises a first bracket fixed on the shell and a second bracket connected with the first bracket.
Implement the utility model discloses, following beneficial effect has:
1. the utility model provides an anti-dazzle blackboard lamp through the setting of first shading portion, second shading portion, lens and anti-light cup for on the blackboard was shone to the light that the light source sent is whole, improved the light efficiency on the blackboard, shortened the installation distance with the blackboard greatly. On the other hand, through the arrangement of the first light-shielding part and the anti-dazzle plate, light rays are prevented from being directly irradiated to human eyes, the dazzle value is reduced, and the human eyes are protected.
2. The utility model provides an anti-dazzle blackboard lamp is through setting up light source mounting groove, lens mounting groove, reflector panel mounting groove and antiglare shield mounting groove on the shell for light source, lens, reflector panel and antiglare shield direct embedding on the shell, the installation of being convenient for improves the installation effectiveness.
3. The utility model provides an anti-dazzle blackboard lamp through the setting of fixed bolster, can select different mounting means according to the applied place of reality, uses in a flexible way.
Drawings
FIG. 1 is an exploded view of an anti-glare blackboard lamp of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a schematic structural view of a lens of the anti-glare blackboard lamp of the present invention;
fig. 4 is a schematic sectional view of the anti-glare blackboard lamp of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.
As shown in fig. 1 to 2, the anti-glare blackboard lamp of the present invention comprises a housing 1, a light source 2 mounted on the housing 1, a lens 3 mounted on the housing 1, a reflector 4 mounted on the housing 1, and an anti-glare plate 5 mounted on the housing 1;
the housing 1 includes a body 11, a first light shielding portion 12 located at one side of the body 11, and a second light shielding portion 13 located at the other side of the body 11;
the first light-shielding part 12 is located on one side of the body 11 far away from the blackboard, the length of the first light-shielding part is greater than that of the second light-shielding part 13, the reflector 4 is located on the inner side of the first light-shielding part 12, and the antiglare plate 5 is connected with the tail end of the first light-shielding part 12.
The shell 1 is used for fixedly mounting the anti-dazzle blackboard lamp, and is used for mounting the light source 2, the lens 3, the reflector 4 and the anti-dazzle plate 5, so that the anti-dazzle blackboard lamp is assembled into an integral structure to realize the illumination function.
As shown in fig. 2, the housing 1 includes a body 11, a first light shielding portion 12 at one side of the body 11 and a second light shielding portion 13 at the other side of the body 11, the first light-shielding portion 12 and the second light-shielding portion 13 are used for shielding the light emitted by the light source and preventing the light generated by the light source from emitting towards the direction which is not required to be irradiated, so as to cause glare, in the embodiment, the anti-glare blackboard lamp is used in classrooms, so that it is required that the anti-glare blackboard lamp cannot directly irradiate the eyes of teachers and students to protect the eyes, in order to solve the problem, the length of the first shading part 12 is larger than that of the second shading part 13, the first shading part 12 is positioned on the side of the main body 11 far away from the blackboard, and the antiglare shield 5 is connected with the end of the first light-shielding part 12 and used for reflecting all the light emitted by the light source 2 to the blackboard and preventing the light from directly irradiating human eyes.
Correspondingly, in order to facilitate the fixed installation of the light source 2, the lens 3, the reflector 4 and the antiglare shield 5, the body 11 is provided with a light source installation groove 14 and a lens installation groove 15, the inner side of the first light shielding part 12 is provided with a reflector installation groove 16, and the tail end of the first light shielding part is provided with an antiglare shield installation groove 17, so that the light source 2, the lens 3, the reflector 4 and the antiglare shield 5 can be directly installed on the shell 1 without screws, the installation is facilitated, and the installation efficiency is improved.
Specifically, light source mounting groove 14 is located 11 inboards of body, and it is the bar groove of two relative settings, and distribute in on the length direction of shell 1, the embedding of light source 2 inside light source mounting groove 14, realize light source 2's installation.
The reflector mounting groove 16 is located inside the first light-shielding portion 12, is two strip-shaped grooves arranged oppositely, and is distributed in the length direction of the first light-shielding portion 12, so that the reflector 4 is conveniently embedded into the reflector mounting groove 16.
The antiglare plate mounting groove 17 is located at the end of the first light shielding portion 12, is two oppositely arranged strip-shaped grooves, and is distributed in the length direction of the first light shielding portion 12, so that the antiglare plate 5 is conveniently embedded into the antiglare plate mounting groove 17.
As shown in fig. 3, lens 3 are used for realizing light distribution of light source 2, it includes lens body 31, is located the inside income plain noodles 32 of lens body 31, is located go into the plane of reflection 33 of plain noodles 32 both sides, be located lens body 31 surperficial play plain noodles 34 and be located the connecting piece 35 of lens body 31 both sides, it is relative to go into plain noodles 32L ED lamp pearl sets up, and its slope sets up, promptly go into the perpendicular distance between plain noodles 32 and the light source 2, from being close to one side of first shading portion 12 is toward keeping away from one side of first shading portion 12 reduces gradually, makes the light that light source 2 sent, most shine on the blackboard, improves the light source utilization ratio that the light source shines on the blackboard to improve the light efficiency.
The reflecting surfaces 33 are located on two sides of the light incident surface 32 and used for reflecting light emitted by the light source 2, so that the light emitted by the light source 2 is incident through the light incident surface 32, the light effect is improved, and the installation distance between the light source and a blackboard is greatly shortened.
The light emitting surface 34 is located on the surface of the lens body 31, and a vertical distance between the light emitting surface and the light source 2 is smaller than a vertical distance between the end of the second light shielding portion 13 and the light source 2, that is, the lens 3 is sunk inside the housing 1, so that a lamp protection angle is increased, and a glare value is reduced.
The connecting member 35 extends from the lens body 31 to both sides thereof, and is inserted into the lens mounting groove 15, thereby fixedly mounting the lens 3.
The reflector 4 is installed on the shell 1 and used for reflecting light emitted by the light source 2 to the blackboard, so that the overall brightness of the blackboard is improved, the reflector is embedded in the reflector installation groove 16, and the installation is convenient and rapid.
As shown in fig. 4, the antiglare shield 5 is fixed at the end of the first light-shielding portion 12, and includes an antiglare body 51 and a fixing member 52 connected to the antiglare body 51, the antiglare body 51 is used for shielding light emitted by a light source, preventing the light from directly irradiating human eyes, and reducing glare value, and the fixing member 52 is embedded in the antiglare shield mounting groove 17 to realize the fixed mounting of the antiglare shield 5.
Correspondingly, as shown in fig. 1, in order to realize the fixed installation of the anti-glare blackboard lamp, the anti-glare blackboard lamp further comprises a fixed support 6, wherein the fixed support 6 comprises a first support 61 fixed on the housing 1 and a second support 62 connected with the first support 61, the second support 62 can be fixed on a wall body through a structure such as a screw, and can also be connected with a hanger rod, so that the fixation is realized, the use is flexible, and different installation modes can be selected according to actual application places.
The utility model provides an anti-dazzle blackboard lamp through the setting of first shading portion 12, second shading portion 13, lens 3 and anti-light cup 4 for the light that light source 2 sent all shines on the blackboard, improves the light efficiency on the blackboard, and on the other hand through the setting of first shading portion 12 and antiglare shield 5, prevents that light from penetrating people's eye directly, reduces the dizzy light value, protection people's eye.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. An anti-dazzle blackboard lamp is characterized by comprising a shell, a light source arranged on the shell, a lens arranged on the shell, a reflector arranged on the shell and an anti-dazzle plate arranged on the shell;
the shell comprises a body, a first shading part positioned on one side of the body and a second shading part positioned on the other side of the body;
the first shading part is positioned on one side of the body far away from the blackboard, the length of the first shading part is greater than that of the second shading part, the reflector is positioned on the inner side of the first shading part, and the antiglare shield is connected with the tail end of the first shading part.
2. The anti-glare blackboard lamp according to claim 1, wherein the body is provided with light source mounting grooves which are two oppositely arranged strip-shaped grooves and distributed in the length direction of the outer housing;
the light source include the light source board with install in L ED lamp pearl on the light source board, the embedding of light source board inside the light source mounting groove.
3. The anti-glare blackboard lamp according to claim 2, wherein the body is provided with lens mounting grooves, the lens mounting grooves are located at the inner side of the body and are two strip grooves distributed along the length direction of the housing, and the light source mounting groove is located between the two lens mounting grooves.
4. The anti-glare blackboard lamp according to claim 3, wherein the lens includes a lens body, a light incident surface inside the lens body, reflective surfaces on both sides of the light incident surface, a light emitting surface on the surface of the lens body, and connectors on both sides of the lens body;
the connecting piece extends from the lens body to two sides of the lens body and is embedded into the lens mounting groove.
5. The anti-glare blackboard lamp according to claim 4, wherein the light incident surface is arranged opposite to the L ED lamp beads and is arranged obliquely;
the vertical distance between the light incident surface and the light source is gradually reduced from one side close to the first shading part to one side far away from the first shading part.
6. The anti-glare blackboard lamp according to claim 4, wherein the light emitting surface is located on the surface of the lens body, and the vertical distance between the light emitting surface and the light source is smaller than the vertical distance between the end of the second light shielding part and the light source.
7. The anti-glare blackboard lamp according to claim 1, wherein the first light-shielding portion has an anti-glare plate mounting groove at its end, the anti-glare plate mounting groove being two oppositely disposed strip-shaped grooves distributed in the length direction of the first light-shielding portion.
8. The anti-glare blackboard lamp according to claim 7, wherein the anti-glare plate includes an anti-glare body and a fixing member connected to the anti-glare body;
the fixing piece is embedded into the antiglare shield mounting groove.
9. The anti-glare blackboard lamp according to claim 1, wherein a reflector installation groove is formed at the inner side of the first light-shielding portion, and the reflector installation groove is formed at the inner side of the first light-shielding portion, is formed by two oppositely arranged strip-shaped grooves, and is distributed in the length direction of the first light-shielding portion;
the reflector is embedded in the reflector mounting groove.
10. The anti-glare blackboard lamp according to claim 1, comprising a fixing bracket including a first bracket fixed to the housing and a second bracket connected to the first bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921750409.XU CN211203733U (en) | 2019-10-17 | 2019-10-17 | Anti-dazzle blackboard lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921750409.XU CN211203733U (en) | 2019-10-17 | 2019-10-17 | Anti-dazzle blackboard lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211203733U true CN211203733U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921750409.XU Active CN211203733U (en) | 2019-10-17 | 2019-10-17 | Anti-dazzle blackboard lamp |
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| Country | Link |
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| CN (1) | CN211203733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762426A (en) * | 2019-10-17 | 2020-02-07 | 佛山电器照明股份有限公司 | Anti-dazzle blackboard lamp |
-
2019
- 2019-10-17 CN CN201921750409.XU patent/CN211203733U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762426A (en) * | 2019-10-17 | 2020-02-07 | 佛山电器照明股份有限公司 | Anti-dazzle blackboard lamp |
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