CN210601235U

CN210601235U - High-frequency inner-coupling electrodeless classroom eye protection lamp

Info

Publication number: CN210601235U
Application number: CN201921945091.0U
Authority: CN
Inventors: 陈旭峰
Original assignee: Aizaityun Hangzhou Network Technology Co Ltd
Current assignee: Aizaityun Hangzhou Network Technology Co Ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-05-22
Anticipated expiration: 2029-11-12

Abstract

The utility model belongs to the technical field of the lighting technology and specifically relates to a electrodeless classroom eye-protecting lamp of high frequency inner coupling, including electrical apparatus case upper cover and electrical apparatus case lower cover, the fixed hook that articulates that is equipped with in top of electrical apparatus case upper cover, electrical apparatus case upper cover and electrical apparatus case lower cover close relatively and form airtight space, the airtight space internal fixation is equipped with electronic ballast, the fixed heat dissipation connecting piece that is equipped with in bottom of electrical apparatus case lower cover, heat dissipation connecting piece's bottom is equipped with the bulb, the bulb internal seal is provided with the coupler, the outside of bulb is equipped with the snoot, the snoot passes through the screw fixation in heat dissipation connecting piece's bottom, the fixed antiglare shield that is equipped with in. The utility model discloses anti-dazzle eyeshield, heat dispersion is strong has longer life, is fit for promoting.

Description

High-frequency inner-coupling electrodeless classroom eye protection lamp

Technical Field

The utility model relates to the technical field of lighting fixtures, especially, relate to a electrodeless classroom eye-protecting lamp of high frequency inner coupling.

Background

The classroom illumination in existing market uses the lamp at present, mainly uses fluorescent tube as main lighting source, and the defect that this lamp exists has: firstly, the naked lamp is used, and direct glare can be generated to stimulate eyes of students due to the lack of protective measures for protecting eyes; secondly, the lamp has low working frequency and stroboflash; thirdly, the color rendering index of the lamp is lower than 60, the vision is unclear, and the color is distorted; fourthly, the lamp excites the lamp tube to emit light after the lamp tube is heated and conducted by the positive electrode wire and the negative electrode wire, the electrode wires are easy to age and break, the service life is low, and the annual maintenance cost is high; the lamp is low in lighting effect, desk surfaces of classroom students are not sufficiently illuminated, and books cannot be seen clearly, and in addition, the classroom eye protection lamps newly used in the market all use LEDs as lighting sources, the LED lamps have blue light harm, stimulate eyeballs, can cause adverse effects on the eyesight health of the students when the students read and study under the condition of the blue light harm for a long time, and can cause discomfort seriously, so that the problem is solved by providing the high-frequency in-coupling electrodeless classroom eye protection lamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior classroom lighting lamp such as eye injury, easy generation of stroboflash, color loss, short service life and the like in the prior art, and providing the high-frequency inner-coupling electrodeless classroom eye-protecting lamp.

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

the design provides a high-frequency inner-coupling electrodeless classroom eye-protecting lamp, which comprises an electric appliance box upper cover and an electric appliance box lower cover, wherein a hanging hook is fixedly arranged at the top of the electric appliance box upper cover, the electric appliance box upper cover and the electric appliance box lower cover are relatively combined to form an airtight space, an electronic ballast is fixedly arranged in the airtight space, a heat dissipation connecting piece is fixedly arranged at the bottom of the electric appliance box lower cover, a bulb is arranged at the bottom of the heat dissipation connecting piece, a coupler is arranged in the bulb in a sealed mode, a light gathering cover is arranged outside the bulb, the light gathering cover is fixed to the bottom of the heat dissipation connecting piece through screws, and an anti-dazzle cover is fixedly arranged at the bottom of.

Preferably, the upper cover and the lower cover of the electrical appliance box are both of metal casting structures, the outer walls of the upper cover and the lower cover of the electrical appliance box are both provided with cooling fin structures through casting, and the top of the upper cover of the electrical appliance box is provided with a wire hole convenient for the input end of the electronic ballast to be connected with an external power supply.

Preferably, the heat dissipation connecting piece is of a cylindrical shell structure, a plurality of penetrating heat dissipation holes are uniformly distributed on the outer wall of the circumference of the heat dissipation connecting piece at equal angles, the heat dissipation connecting piece is detachably connected to the bottom of the lower cover of the electric appliance box through a screw or buckle structure, a mounting seat corresponding to the coupler is arranged at the bottom of the heat dissipation connecting piece, a line passing hole is formed in the middle of the heat dissipation connecting piece, and the output end of the electronic ballast is electrically connected with the coupler through the line passing hole and a wire.

Preferably, the inner wall of the bulb is coated with fluorescent powder special for eye protection, and the fluorescent powder is uniformly distributed in spectrum, such as: the fluorescent powder of the warm color spectrum of colour temperature K or the positive white spectrum of colour temperature K, the coupler includes can produce the special magnetic material that the strong magnetic field arouses the luminous of fluorescent powder of bulb inner wall, the inside of bulb is vacuum state and fills inert gas and solid mercury.

Preferably, the light-gathering cover is of a hemispherical structure, and the inner wall of the light-gathering cover has a radian which enables light rays of the bulb to be reflected or refracted to the bottom.

Preferably, the anti-dazzle cover is of a transparent structure, and the inner surface of the anti-dazzle cover is provided with a uniform concave-convex stripe structure.

The utility model provides a pair of electrodeless classroom eye-protecting lamp of high frequency inner coupling, beneficial effect lies in: the utility model is a novel high-tech eye protection lamp integrating the latest electronic energy-saving technology, the electric light source technology and the eye protection technology, which does not need filaments, adopts a magnetic field to excite gas discharge and light emission, has the advantages of long service life, anti-glare, no stroboflash, uniform spectrum, no blue light hazard, being close to the natural light of the sun, good lighting effect and the like, the working principle of the novel eye protection lamp enables a built-in electronic ballast to generate high-frequency current above 2MHz, the high-frequency current is sent to a coupler through a high-frequency feedback line, when the high-frequency current passes through the coupler, 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, the electrons in the discharge space inside a bulb are accelerated by the electric field, when the energy reaches a certain value, the novel eye protection lamp collides with gas molecules and mercury atoms in the bulb shell, the inert gas avalanche ionization in the bulb forms plasma, and arouse the special phosphor powder of eyeshield on the bulb inner wall and send visible light wave, form the illuminating effect, the light that the illumination sent, wherein partly by snoot downward reflection or refraction, through the light of reflection or refraction, is broken up and evenly shines to lamp body below region by unsmooth form stripe structure when the anti-dazzle cover, reaches the purpose of anti-dazzle eyeshield, the utility model discloses anti-dazzle eyeshield, heat dispersion is strong has longer life, is fit for promoting.

Drawings

Fig. 1 is a schematic structural view of a high-frequency inner-coupling electrodeless classroom eye-protecting lamp provided by the utility model;

fig. 2 is the schematic view of the sectional structure of the high-frequency inner-coupling electrodeless classroom eye-protecting lamp provided by the utility model.

In the figure: the device comprises a hanging hook 1, an upper cover 2 of an electrical appliance box, an electronic ballast 3, a lower cover 4 of the electrical appliance box, a heat dissipation connecting piece 5, a light-gathering cover 6, an anti-dazzle cover 7, a bulb 8 and a coupler 9.

Detailed Description

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 high-frequency inner-coupling electrodeless classroom eye-protecting lamp comprises an electrical box upper cover 2 and an electrical box lower cover 4, wherein a hanging hook 1 is fixedly arranged at the top of the electrical box upper cover 2, the electrical box upper cover 2 and the electrical box lower cover 4 are oppositely combined to form a closed space, an electronic ballast 3 is fixedly arranged in the closed space, the electrical box upper cover 2 and the electrical box lower cover 4 are both of metal casting structures, the outer walls of the electrical box upper cover 2 and the electrical box lower cover 4 are both provided with cooling fin structures through casting, the cooling performance is improved, a wire hole convenient for an external power supply at the input end of the electronic ballast 3 is arranged at the top of the electrical box upper cover 2, and the installation convenience is improved.

The fixed heat dissipation connector 5 that is equipped with in bottom of electrical apparatus case lower cover 4, the bottom of heat dissipation connector 5 is equipped with bulb 8, bulb 8 internal seal is provided with coupler 9, heat dissipation connector 5 is cylindric shell structure, the circumference outer wall equipartition of heat dissipation connector 5 is equipped with a plurality of louvres that run through, heat dissipation connector 5 passes through the detachable connection in bottom of electrical apparatus case lower cover 4 of screw or buckle structure, heat dissipation connector 5's bottom is equipped with the mount pad corresponding with coupler 9, heat dissipation connector 5's middle part is equipped with the line hole, electronic ballast 3's output is through crossing line hole and wire and coupler 9 electric connection.

Bulb 8's outside is equipped with snoot 6, and snoot 6 passes through the screw fixation in the bottom of heat dissipation connecting piece 5, and snoot 6's bottom is fixed and is equipped with antiglare shield 7, and 8 inner walls of bulb scribble the dedicated phosphor powder of eyeshield, and the phosphor powder is the even phosphor powder of spectral distribution, if: the warm colour spectrum of colour temperature 3000K or the positive white spectrum's of colour temperature 5000K phosphor powder, coupler 9 is including producing the special magnetic material that the phosphor powder of strong magnetic field excitation bulb 8 inner wall is luminous, the inside of bulb 8 is vacuum state and fills inert gas and solid mercury, snoot 6 is the hemisphere face structure, the inner wall of snoot 6 has the radian that makes bulb 8's light reflection or refraction to the bottom, snoot 7 is the transparent structure, the internal surface of snoot 7 has even concave convex stripe structure.

The utility model relates to a novel high-tech eye protection lamp integrating the latest electronic energy-saving technology, the electric light source technology and the eye protection technology, without lamp filaments, adopting a magnetic field to excite gas discharge and light emission, having the advantages of long service life, anti-glare, no stroboflash, uniform spectrum, no blue light hazard, being close to the natural light of the sun, good lighting effect and the like, the working principle of the novel eye protection lamp enables a built-in electronic ballast 3 to generate a high-frequency current above 2MHz, which is sent to a 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 vertical to the change of the magnetic field, the electrons in the discharge space inside the bulb 8 are accelerated by the electric field, when the energy reaches a certain value, the novel eye protection lamp collides with gas molecules and mercury atoms in the bulb 8 shell, and the inert gas in, plasma is spontaneous emission ultraviolet ray when excited to return the ground state to the special phosphor powder of eyeshield on the 8 inner walls of excitation bulb sends visible light wave, forms the illuminating effect, and the light that the illumination sent, wherein some is by snoot 6 downward reflection or refraction, through reflection or refraction light, is broken up and evenly shines to lamp body below region by concave and convex stripe structure when through anti-dazzle cover 7, reaches the purpose of anti-dazzle eyeshield, the utility model discloses anti-dazzle eyeshield, heat dispersion have longer life by force, are fit for promoting.

This lamp adopts transparent anti-dazzle material, effectively reduces the light glare problem to the problem of naked light glare to student's eyesight injury has been avoided. The lamp adopts a high-frequency inner coupling electrodeless lamp light source, and the working frequency is up to more than 2.0MHz, so that the problem of damage of stroboflash to eyes is avoided. The lamp adopts the special fluorescent powder for eye protection with high color rendering index, the spectral distribution is uniform, the fluorescent powder is close to natural light, no blue light hazard exists, the real color of an object can be clearly displayed, and the eye protection is not dazzling and does not hurt eyes. The service life is long. The lamp adopts a high-frequency inner coupling electrodeless lamp light source, no filament or electrode is arranged in the bulb, the service life can reach more than 6 ten thousand hours, which is 12 times of that of a common fluorescent tube, and the service life of the lamp is greatly prolonged. The lamp has the advantages that the illumination of the desk top meets the requirements of national standards, the lighting effect is good, after the lamp is put into the local market for use, the average myopia rate of students at high school and high school is only 10%, the average myopia rate is far lower than the 70% myopia rate of the students at high school and high school, the average myopia rate is deeply welcomed by the students in the classrooms of schools, the lamp is suitable for popularization and application, and if the average myopia rate can be widely popularized and used in the classrooms of the schools, the myopia condition of reading and

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

1. The utility model provides a electrodeless classroom eye-protecting lamp of high frequency internal coupling, includes electrical apparatus case upper cover (2) and electrical apparatus case lower cover (4), its characterized in that, the fixed hook (1) that articulates that is equipped with in top of electrical apparatus case upper cover (2), electrical apparatus case upper cover (2) and electrical apparatus case lower cover (4) close relatively and form airtight space, airtight space internal fixation is equipped with electronic ballast (3), the fixed heat dissipation connecting piece (5) that is equipped with in bottom of electrical apparatus case lower cover (4), the bottom of heat dissipation connecting piece (5) is equipped with bulb (8), bulb (8) internal seal is provided with coupler (9), the outside of bulb (8) is equipped with snoot (6), snoot (6) pass through the screw fixation in the bottom of heat dissipation connecting piece (5), the fixed antiglare shield (7) that is equipped with in bottom of snoot (6).

2. The high-frequency in-coupling electrodeless classroom eye-protecting lamp as claimed in claim 1, wherein the electrical box upper cover (2) and the electrical box lower cover (4) are both metal casting structures, the outer walls of the electrical box upper cover (2) and the electrical box lower cover (4) are both provided with casting structures provided with heat dissipation fins, and the top of the electrical box upper cover (2) is provided with a wire hole for facilitating the external power supply of the input end of the electronic ballast (3).

3. The high-frequency inner-coupling electrodeless classroom eye-protecting lamp as claimed in claim 1, wherein the heat dissipation connector (5) has a cylindrical shell structure, the circumferential outer wall of the heat dissipation connector (5) is equally divided into a plurality of heat dissipation holes, the heat dissipation connector (5) is detachably connected to the bottom of the lower cover (4) of the electrical box through a screw or buckle structure, the bottom of the heat dissipation connector (5) is provided with a mounting seat corresponding to the coupler (9), the middle of the heat dissipation connector (5) is provided with a wire passing hole, and the output end of the electronic ballast (3) is electrically connected with the coupler (9) through the wire passing hole and a wire.

4. A high frequency in-coupling electrodeless classroom eye protection lamp as claimed in claim 1, wherein the inner wall of the bulb (8) is coated with a phosphor dedicated for eye protection, and the phosphor is a phosphor with uniform spectral distribution, such as: the fluorescent powder has a color spectrum with a color temperature of 3000K or a positive white spectrum with a color temperature of 5000K, the coupler (9) comprises a special magnetic material which can generate a strong magnetic field to excite the fluorescent powder on the inner wall of the bulb (8) to emit light, and the bulb (8) is in a vacuum state and is filled with inert gas and solid mercury.

5. A high frequency in-coupled electrodeless classroom eye protection lamp as in claim 1, wherein the light gathering shield (6) is hemispherical, and the inner wall of the light gathering shield (6) has a curvature that reflects or refracts the light of the bulb (8) to the bottom.

6. A high frequency in-coupling electrodeless classroom eye-shield lamp as defined in claim 1, wherein the glare shield (7) is of a transparent construction, and the inner surface of the glare shield (7) has a uniform concavo-convex stripe structure.