CN212204265U - Solar lamp capable of reducing unified glare value of classroom - Google Patents

Abstract

The utility model relates to the technical field of lamps, in particular to a solar lamp capable of reducing the unified glare value in classrooms, which comprises an electrical box, wherein the electrical box comprises an upper electrical box cover and a lower electrical box cover, the upper electrical box cover is in threaded connection with the lower electrical box cover, the upper end surface of the upper electrical box cover is vertically provided with a hook, the top end surface in the upper electrical box cover is provided with an electronic ballast, the bottom of the lower electrical box cover is provided with four cylinders, a heat dissipation disc is arranged below the cylinders, the bottom of the heat dissipation disc is provided with a bulb, a coupler is arranged in the bulb, the outer wall of a spotlight shade is provided with a plurality of light transmission holes, and the light transmission cover is bonded at the light transmission holes, part of light of the solar lamp irradiates the ceiling wall at the top of the classrooms through the light transmission holes, the brightness between the ceiling wall of the classroom, is convenient to be installed in a classroom.

Description

Solar lamp capable of reducing unified glare value of classroom

Technical Field

The utility model relates to the technical field of lighting fixtures, especially, relate to a can reduce the sun lamp of unified dizzy light value in classroom.

Background

The solar lamp is a high and new technology product developed by latest scientific and technological achievements in the fields of comprehensive application optics, power electronics, plasmonics, magnetic materials and the like, is close to 8-9 o' clock of the morning sunlight after being luminous, is a full-spectrum healthy light source without stroboflash, blue light harm, no biological harm, vivid color development, energy conservation, environmental protection, safety and stability, and is a novel light source representing the future healthy lighting technology development direction.

The classroom lamp using the sun lamp as the lighting source has many advantages, but the problem of how to solve the problem that the unified glare value exceeds the national relevant standard limit value still exists. Because the classroom lamps are hung on the ceiling wall at the top in the classroom by the hanging rods or the hanging chains, the light emitting surface of the lamps faces downwards, the distance between the light emitting surface of the lamps and the ceiling at the top in the classroom is about 0.5-1 m generally, when the lamps are lightened, the illumination below the lamps is brighter, and the light emitting surface of the lamps and the ceiling in the classroom are darker, so that the glare with larger contrast between light and shade is formed to influence the study of students.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a solar lamp capable of reducing the unified glare value in a classroom.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a solar lamp capable of reducing the unified glare value of a classroom is designed, and comprises an electrical box, wherein the electrical box comprises an electrical box upper cover and an electrical box lower cover, the electrical box upper cover and the electrical box lower cover are in threaded connection, a lifting hook is vertically arranged on the upper end surface of the electrical box upper cover, an electronic ballast is installed on the top end surface inside the electrical box upper cover, four cylinders are arranged at the bottom of the electrical box lower cover, a heat dissipation disc is arranged below the cylinders, a bulb is arranged at the bottom of the heat dissipation disc, a coupler is arranged in the bulb, the bottom of the heat dissipation disc is connected with a spotlight cover through a screw, the screw is screwed into the cylinder and fastened, a plurality of light transmission holes are formed in the outer wall of the spotlight cover, a light transmission cover is bonded at the light transmission holes, a pair of wiring terminals are arranged on the electronic ballast, one input end wiring terminal is, the other output terminal is electrically connected with the coupler in the bulb through a lead.

Preferably, the lifting hook is an arc-shaped tubular hook, and an input terminal of the electronic ballast penetrates through the electrical box through a wire to be led out from the end part of the lifting hook to be connected with an external power supply.

Preferably, the bottom opening of spotlight cover is equipped with the cyclic annular clamp of integrated into one piece, the bottom joint of cyclic annular clamp has the antiglare shield.

Preferably, the anti-dazzle cover is formed by the one-time stamping of mould, and anti-dazzle cover top edge ring department is equipped with the plane of borduring, and this plane and spotlight cover's light-emitting port plane are wrapped up by annular clamp, annular clamp is the open type, is equipped with left and right through-hole at the opening part both ends, and the through-hole penetrates the screw after and locks with the nut.

The utility model provides a can reduce the sun lamp of unified dizzy light value in classroom, beneficial effect lies in: this lamp is opened at spotlight cover near top circular arc position has a plurality of light trap, makes the partial light of lamps and lanterns shine to classroom top ceiling wall through the light trap, increases the luminance between classroom ceiling wall and the lamps and lanterns play plain noodles to can effectively reduce the problem of the unified glare value of classroom illumination, simple structure is convenient for install in the classroom simultaneously.

Drawings

Fig. 1 is a schematic structural view of a solar lamp capable of reducing a unified glare value in a classroom according to the present invention;

fig. 2 is a cross-sectional view of a solar lamp capable of reducing a unified glare value in a classroom, which is provided by the present invention.

In the figure: the device comprises a lifting hook 1, an electrical box upper cover 2, an electronic ballast 3, an electrical box lower cover 4, a heat dissipation disc 5, a spotlight cover 6, an anti-dazzle cover 7, a bulb 8, a coupler 9, a light-transmitting cover 10, an electrical box 11 and an annular hoop 12.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a solar lamp capable of reducing the unified glare value in classroom comprises an electrical box 11, the electrical box 11 comprises an upper electrical box cover 2 and a lower electrical box cover 4, the upper electrical box cover 2 and the lower electrical box cover 4 are fastened and connected through screws, a hook 1 is vertically arranged on the upper end surface of the upper electrical box cover 2, an electronic ballast 3 is arranged on the top end surface inside the upper electrical box cover 4, four cylinders are arranged at the bottom of the lower electrical box cover 4, a heat dissipation disc 5 is arranged below the cylinders, a bulb 8 is arranged at the bottom of the heat dissipation disc 5, a coupler 9 is arranged in the bulb 8, the bottom of the heat dissipation disc 5 is connected with a spotlight cover 6 through screws, the screws are screwed into the cylinders and fastened, a plurality of light holes are arranged on the outer wall of the spotlight cover 6, a light transmission cover 10 is arranged at the light transmission bonding hole, a pair of wiring terminals are arranged on the electronic, the other output terminal is electrically connected with a coupler 9 in the bulb 8 through a lead, after the electronic ballast 3 is connected with an external power supply, the high-frequency current above 2MHz is generated by the electronic ballast and is sent to the coupler 9 through a high-frequency feedback line, when the high-frequency current passes through the coupler 9, a high-frequency electromagnetic field is generated, the changed magnetic field generates an electric field which is vertical to the change of the magnetic field, electrons in a discharge space in the bulb 8 are accelerated by the electric field, when the energy reaches a certain value, the electrons collide with gas molecules and mercury atoms in a glass shell of the bulb 8, inert gas in the bulb 8 is ionized in an avalanche mode to form plasma, when the plasma is excited to return to a ground state, ultraviolet light is emitted, and special fluorescent powder on the wall of the glass shell of the bulb 8 is excited to emit visible light waves.

The hanging hook 1 is an arc-shaped tubular hook, an input terminal of the electronic ballast 3 is led out from the end part of the hanging hook 1 through a wire passing through an electrical box 11 and connected with an external power supply, the outer edge of a light outlet at the bottom of a spotlight shade 6 is provided with an annular hoop 12, the bottom of the annular hoop 12 is clamped with an anti-dazzle shade 7, the edge of the top of the anti-dazzle shade 7 is provided with a wrapping plane which is wrapped and fixed with the light outlet plane of the spotlight shade by the annular hoop, a plurality of light holes are arranged at the position of the spotlight shade close to the circular arc of the top, so that part of light of the lamp irradiates the ceiling wall at the top of the classroom through the light transmitting cover 10 at the light holes, the brightness between the ceiling wall of the classroom and the light outlet plane of the lamp is increased, thereby effectively reducing the problem of uniform glare value of the classroom illumination, 6 lamps are distributed in the classroom space, the power of each lamp is 60W, the total power is 360W, the classroom lighting effect is good, the comprehensive average illumination value is close to 400Lx, the uniformity is more than 0.8, the power density value is lower than 9W/square meter, the unified glare value is lower than 19 when the unified glare value is detected by a third-party professional detection mechanism, and all indexes meet the national relevant standard value.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. A solar lamp capable of reducing the unified glare value of a classroom comprises an electric appliance box (11) and is characterized in that the electric appliance box (11) comprises an electric appliance box upper cover (2) and an electric appliance box lower cover (4), the electric appliance box upper cover (2) is in threaded connection with the electric appliance box lower cover (4), a lifting hook (1) is vertically arranged on the upper end face of the electric appliance box upper cover (2), an electronic ballast (3) is installed on the top end face inside the electric appliance box upper cover (2), four cylinders are arranged at the bottom of the electric appliance box lower cover (4), a heat dissipation disc (5) is arranged below the cylinders, a bulb (8) is arranged at the bottom of the heat dissipation disc (5), a coupler (9) is arranged in the bulb (8), the bottom of the heat dissipation disc (5) is connected with a spotlight cover (6) through screws, the screws are screwed into the cylinders and fastened, a plurality of light holes are formed in the outer wall of the spotlight cover (6, and a light-transmitting cover (10) is bonded at the light-transmitting hole, a pair of wiring terminals is arranged on the electronic ballast (3), one input terminal wiring terminal is connected with an external power supply through a wire, and the other output terminal is electrically connected with a coupler (9) in the bulb (8) through a wire.

2. The solar lamp capable of reducing the classroom unified glare rating as claimed in claim 1, wherein the hook (1) is an arc-shaped tubular hook, and the input terminal of the electronic ballast (3) is led out from the end of the hook (1) through the electrical box (11) by a wire to be connected with an external power supply.

3. The sun lamp capable of reducing the unified glare rating of classroom according to claim 1, wherein the bottom opening of the spotlight cover (6) is provided with an integrally formed ring-shaped hoop (12), and the bottom of the ring-shaped hoop (12) is clamped with the glare shield (7).

4. The solar lamp capable of reducing the unified glare rating of classroom according to claim 3, wherein the anti-glare shield (7) is formed by one-time stamping with a mold, a covered edge plane is arranged at the top ring of the anti-glare shield, the plane and the light outlet plane of the spotlight cover are wrapped by an annular hoop, the annular hoop is open, left and right through holes are arranged at the two ends of the opening, and the through holes are locked by nuts after screws penetrate through the through holes.

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