CN220828787U

CN220828787U - Novel blackboard lamp

Info

Publication number: CN220828787U
Application number: CN202322770292.4U
Authority: CN
Inventors: 谢武华; 黎珊书; 林奕权; 董基德
Original assignee: Shengli Lighting Technology Guangdong Co ltd
Current assignee: Shengli Lighting Technology Guangdong Co ltd
Priority date: 2023-10-16
Filing date: 2023-10-16
Publication date: 2024-04-23
Anticipated expiration: 2033-10-16

Abstract

The utility model discloses a novel blackboard lamp, and relates to the technical field of lamps. Including pure aluminum lamp body and drive power supply box, the inside of pure aluminum lamp body is provided with nine grades of refraction optical lenses, anti-dazzle grid and LED lamp plate, and the screw thread groove has been seted up to the upper surface of pure aluminum lamp body, and installs drive power supply box through fastening screw in the top of screw thread groove, drive power supply box's left and right sides is provided with first adjustable angle support and second adjustable angle support respectively. The novel blackboard lamp is provided with the nine-stage refractive optical lens, the inside of the nine-stage refractive optical lens is designed in a double-cavity mode, the surface of the nine-stage refractive optical lens is designed in a multi-stage refractive mode, miniaturization and light weight of the lens are effectively achieved, energy-saving optical cost is saved, the nine-stage refractive optical lens is miniaturized, the section width is 16mm-22mm, the height is 13mm-20mm, and the energy-saving material is used for simultaneously confirming illumination and uniformity of a blackboard and is higher in practicability.

Description

Novel blackboard lamp

Technical Field

The utility model relates to the technical field of lamps, in particular to a novel blackboard lamp.

Background

The blackboard lamp is an LED lamp capable of writing and painting on a blackboard, and is mainly characterized in that the lamp can write or paint on the blackboard and can emit light to provide illumination. The blackboard lamp mainly comprises a blackboard, an LED lamp, a power supply, a controller and the like. The blackboard lamp is mainly applied to places such as schools, offices, families and the like, and can be used for occasions such as teaching, conferences, lectures and the like. The blackboard lamp adopts the LED lamp as a light source, has the advantages of energy conservation and environmental protection, and can reduce energy consumption and carbon emission.

In the teaching process, in order to ensure that students in middle and primary schools can better see the blackboard writing content on the blackboard clearly, the blackboard lamp is an essential teaching tool.

If the blackboard lamp with the bulletin number of CN210035179U is rotatably arranged on the bracket, the lamp holder can be locked or unlocked through the locking device, the light source is arranged on the lamp holder, the light source can rotate relative to the bracket, the irradiation angle of the light source is adjustable, no blind area can occur on the blackboard, the eyesight of students can be effectively protected, in addition, the problem that the light of certain areas of the blackboard is fuzzy due to the difference of the installation positions of the blackboard lamp can be avoided, the installation fault tolerance rate of the blackboard lamp is increased, and the installation is convenient. However, the device has certain defects;

When the blackboard lamp emits light, the lamp body inside the blackboard lamp is completely relied on to emit light, and under the condition of the same light emitting rate, a plurality of lamp bodies or lamp bodies with larger power are needed, so that the blackboard lamp has no energy conservation performance when in use, and larger use cost is needed.

We have therefore proposed a new blackboard lamp in order to solve the problems set forth above.

Disclosure of utility model

The utility model aims to provide a novel blackboard lamp, which aims to solve the problems that when the existing blackboard lamp on the market is used for emitting light, the lamp body in the blackboard lamp is completely used for emitting light, and under the condition of the same light emitting rate, a plurality of lamp bodies or lamp bodies with higher power are needed, so that the blackboard lamp has no energy conservation performance and needs higher use cost when in use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel blackboard lamp, includes pure aluminum lamp body and drive power supply box, the inside of pure aluminum lamp body is provided with nine grades of refraction optical lenses, anti-dazzle grid and LED lamp plate, and the upper surface of pure aluminum lamp body has seted up the screw thread groove, and drive power supply box is installed through fastening screw to the top in screw thread groove, drive power supply box's left and right sides is provided with first adjustable angle support and second adjustable angle support respectively.

Preferably, the nine-stage refractive optical lens comprises a light emitting surface, a first cavity and a second cavity, wherein the first cavity and the second cavity are positioned above the nine-stage refractive optical lens, the light emitting surface is positioned below the nine-stage refractive optical lens, and the light emitting surface is designed in a multi-stage angle.

By adopting the structural design, the inside of the nine-stage refractive optical lens adopts a double-cavity design, the surface adopts a multi-stage refractive design, so that miniaturization and light weight of the lens are effectively realized, the energy-saving optical cost is reduced, the nine-stage refractive optical lens is miniaturized, the section width is 16-22 mm, the height is 13-20 mm, the energy-saving material is used for simultaneously confirming the illuminance and uniformity of a blackboard, and the practicability is higher.

Preferably, the antiglare grille is positioned below the nine-level refractive optical lens, and a plurality of grating plates are arranged in the antiglare grille.

By adopting the structural design, light refracted by the nine-level refractive optical lens can pass through the anti-dazzle grille and then is beaten on the blackboard, so that physical anti-dazzle cut-off angles of 0-180 degrees and 90-270 degrees are both larger than 30 degrees, glare is better reduced and avoided, students can not be dazzled by the light emitted by the LED lamp panel when looking at the blackboard, and comfort of the students when looking at the blackboard is improved.

Preferably, the LED lamp panel is located above the nine-stage refractive optical lens, and the LED lamp panel is electrically connected with a power supply in the driving power supply box.

By adopting the structural design, the power supply in the driving power supply box is electrified to the LED lamp panel, so that the LED lamp panel emits light, and the light emitted by the LED lamp panel is refracted through the nine-level refraction optical lens, so that the light emitting rate is improved.

Preferably, the driving power supply box is located at the center line of the pure aluminum lamp body, mounting plates are symmetrically mounted on the left side and the right side of the driving power supply box, and one end, far away from the blackboard, of the pure aluminum lamp body is heightened.

By adopting the structural design, the driving power supply box can play a dustproof effect on an internal power supply, and meanwhile, when the single-side heightened pure aluminum lamp body can ensure that a student can raise the head to view at 30 degrees, the complete physical shielding effectively prevents direct irradiation on eyes of the student, so that the eyes of the student are protected.

Preferably, the first angle-adjustable bracket and the second angle-adjustable bracket are both fixed on the upper surface of the pure aluminum lamp body, and positioning holes are formed in the upper parts of the first angle-adjustable bracket and the second angle-adjustable bracket.

By adopting the structural design, the first angle-adjustable bracket and the second angle-adjustable bracket are installed through the positioning holes, and meanwhile, the adjusting functions of the first angle-adjustable bracket and the second angle-adjustable bracket can be suitable for detail adjustment of different blackboard sizes in different classrooms, so that the applicability is stronger.

Compared with the prior art, the utility model has the beneficial effects that: this novel blackboard lamp:

1. The nine-stage refractive optical lens is arranged, the inside of the nine-stage refractive optical lens is designed in a double-cavity mode, the surface of the nine-stage refractive optical lens is designed in a multi-stage refractive mode, miniaturization and light weight of the lens are effectively achieved, the optical cost is saved, the nine-stage refractive optical lens is miniaturized, the section width is 16mm-22mm, the height is 13mm-20mm, the energy-saving material is used for simultaneously confirming the illumination and uniformity of a blackboard, and the practicability is higher;

2. The anti-dazzle grating is arranged, light refracted by the level refraction optical lens can pass through the anti-dazzle grating and then strike on the blackboard, so that physical anti-dazzle cut-off angles of 0-180 degrees and 90-270 degrees are both larger than 30 degrees, glare is better reduced and avoided, students can not be dazzled by the light emitted by the LED lamp panel when watching the blackboard, and comfort of the students when watching the blackboard is improved;

3. The adjustable angle support is provided with first adjustable angle support and second adjustable angle support, installs first adjustable angle support and second adjustable angle support through the locating hole, and the adjustable function of first adjustable angle support and second adjustable angle support adaptable different classroom different blackboard sizes's detail is adjusted simultaneously, and the suitability is stronger.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the pure aluminum lamp body of the present utility model;

FIG. 3 is a schematic diagram of a nine-stage refractive optical lens according to the present utility model;

FIG. 4 is a schematic view of the structure of the antiglare grill of the present utility model;

Fig. 5 is a schematic view of the bottom structure of the present utility model.

In the figure: 1. a pure aluminum lamp body; 2. nine-stage refractive optical lens; 201. a light-emitting surface; 202. a first cavity; 203. a second cavity; 3. an antiglare grille; 4. an LED lamp panel; 5. a thread groove; 6. a fastening screw; 7. a driving power supply box; 8. a mounting plate; 9. a first adjustable angle bracket; 10. a second adjustable angle bracket; 11. and positioning holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the novel blackboard lamp comprises a pure aluminum lamp body 1, a nine-stage refractive optical lens 2, a light-emitting surface 201, a first cavity 202, a second cavity 203, an anti-dazzle grille 3, an LED lamp panel 4, a thread groove 5, a fastening screw 6, a driving power box 7, a mounting plate 8, a first angle-adjustable bracket 9, a second angle-adjustable bracket 10 and a positioning hole 11, wherein the nine-stage refractive optical lens 2, the anti-dazzle grille 3 and the LED lamp panel 4 are arranged in the pure aluminum lamp body 1, the nine-stage refractive optical lens 2 comprises the light-emitting surface 201, the first cavity 202 and the second cavity 203 are positioned above the nine-stage refractive optical lens 2, the light-emitting surface 201 is positioned below the nine-stage refractive optical lens 2, the light-emitting surface 201 is designed in a multi-stage angle manner, the inside of nine-stage refractive optical lens 2 adopts the double-cavity design, the surface adopts the multistage refraction design, effectively realize miniaturization and the lightweight of lens, energy-conserving optics cost makes nine-stage refractive optical lens 2 miniaturized, the cross-section width 16mm, high 13mm, energy-conserving material confirms blackboard illuminance and degree of consistency simultaneously, the practicality is higher, anti-dazzle grid 3 is located nine-stage refractive optical lens 2's below, and be provided with a plurality of grid boards in anti-dazzle grid 3, the light that nine-stage refractive optical lens 2 refracting is beaten on the blackboard behind the anti-dazzle grid 3, make 0-180 degrees and 90-270 degrees physics anti-dazzle cut-off angle all be greater than 30 degrees, better reduction and avoid the glare, can not lead to dazzling by the light-emitting of LED lamp plate 4 when seeing the blackboard conveniently, improve the comfort when the student sees the blackboard.

The LED lamp panel 4 is positioned above the nine-level refraction optical lens 2, the LED lamp panel 4 is electrically connected with a power supply in the driving power supply box 7, the power supply in the driving power supply box 7 is electrified to the LED lamp panel 4, so that the LED lamp panel 4 emits light, the light is refracted through the nine-level refraction optical lens 2 after the LED lamp panel 4 emits light, the light emitting rate is improved, the upper surface of the pure aluminum lamp body 1 is provided with a thread groove 5, the driving power supply box 7 is arranged above the thread groove 5 through a fastening screw 6, the driving power supply box 7 is positioned at the central line position of the pure aluminum lamp body 1, mounting plates 8 are symmetrically arranged on the left side and the right side of the driving power supply box 7, the pure aluminum lamp body 1 is arranged in a heightened way away from one end of a blackboard, the driving power supply box 7 can play a dustproof effect on the internal power supply, simultaneously, when the single-sided heightened pure aluminum lamp body 1 can ensure that a student can raise the head and face upward for 30 degrees, complete physical shielding effectively prevents to directly penetrate the eyes of the student, thereby playing a protective role on the eyes of the student, the left and right sides of the driving power box 7 are respectively provided with a first angle-adjustable bracket 9 and a second angle-adjustable bracket 10, the first angle-adjustable bracket 9 and the second angle-adjustable bracket 10 are both fixed on the upper surface of the pure aluminum lamp body 1, positioning holes 11 are formed in the upper parts of the first angle-adjustable bracket 9 and the second angle-adjustable bracket 10, the first angle-adjustable bracket 9 and the second angle-adjustable bracket 10 are installed through the positioning holes 11, and meanwhile, the adjusting function of the first angle-adjustable bracket 9 and the second angle-adjustable bracket 10 can adapt to the detail adjustment of different blackboard sizes in different classrooms, so that the applicability is stronger.

Working principle: when the novel blackboard lamp is used, firstly, a power supply in a driving power supply box 7 is connected with an LED lamp panel 4 in a pure aluminum lamp body 1, then the driving power supply box 7 is fixed on the upper surface of the pure aluminum lamp body 1 through a fastening screw 6, then the pure aluminum lamp body 1 is arranged on a blackboard through a first angle-adjustable bracket 9 and a second angle-adjustable bracket 10, the power supply in the driving power supply box 7 is electrified, then the LED lamp panel 4 is lightened, the LED lamp panel 4 is refracted through a nine-level refraction optical lens 2 after being lightened, the illumination uniformity is improved, and then the refracted lamp light is beaten on the blackboard through an anti-dazzle grille 3, so that glare to students is avoided. Thereby completing a series of works. What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a novel blackboard lamp, includes pure aluminium lamp body (1) and drive power supply box (7), its characterized in that: the inside of pure aluminium lamp body (1) is provided with nine grades of refraction optical lenses (2), anti-dazzle grid (3) and LED lamp plate (4), and screw thread groove (5) have been seted up on the upper surface of pure aluminium lamp body (1), and drive power supply box (7) are installed through fastening screw (6) in the top of screw thread groove (5), the left and right sides of drive power supply box (7) is provided with first adjustable angle support (9) and second adjustable angle support (10) respectively.

2. A novel blackboard lamp according to claim 1, characterized in that: the nine-stage refractive optical lens (2) comprises a light emitting surface (201), a first cavity (202) and a second cavity (203), wherein the first cavity (202) and the second cavity (203) are located above the nine-stage refractive optical lens (2), the light emitting surface (201) is located below the nine-stage refractive optical lens (2), and the light emitting surface (201) is designed in a multi-stage angle mode.

3. A novel blackboard lamp according to claim 1, characterized in that: the anti-dazzle grating (3) is positioned below the nine-level refractive optical lens (2), and a plurality of grating plates are arranged in the anti-dazzle grating (3).

4. A novel blackboard lamp according to claim 1, characterized in that: the LED lamp panel (4) is located above the nine-level refraction optical lens (2), and the LED lamp panel (4) is electrically connected with a power supply in the driving power supply box (7).

5. A novel blackboard lamp according to claim 1, characterized in that: the driving power supply box (7) is located at the center line of the pure aluminum lamp body (1), mounting plates (8) are symmetrically arranged on the left side and the right side of the driving power supply box (7), and the pure aluminum lamp body (1) is arranged in a heightened mode at one end away from the blackboard.

6. A novel blackboard lamp according to claim 1, characterized in that: the first angle-adjustable bracket (9) and the second angle-adjustable bracket (10) are both fixed on the upper surface of the pure aluminum lamp body (1), and positioning holes (11) are formed in the upper parts of the first angle-adjustable bracket (9) and the second angle-adjustable bracket (10).