CN217004124U

CN217004124U - Light distribution lampshade for metal halide lamp

Info

Publication number: CN217004124U
Application number: CN202123250919.0U
Authority: CN
Inventors: 邓津; 毛逍然
Original assignee: Ningbo Zhongruiyuan Health Photoelectric Technology Co ltd
Current assignee: Ningbo Zhongruiyuan Health Photoelectric Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-19
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a light distribution lampshade for a metal halide lamp, which comprises an outer lampshade, wherein an installation cavity is arranged in the outer lampshade, a light transmission opening is formed in the lower end of the outer lampshade, a light distribution cover used for installing the metal halide lamp is arranged in the installation cavity, a light distribution lens detachably matched with the outer lampshade is arranged at the light transmission opening, and a plurality of groups of inclined light distribution surfaces are arranged on two sides of the light distribution lens; the advantage lies in can effectively improving the utilization ratio of light source through the light distribution cover that sets up, assembles the light that the metal halide lamp bulb sent through the light distribution cover and jets out from the printing opacity mouth to scatter through setting up many groups of plain noodles and realize the grading, thereby improve the softness after the light sends from the metal halide lamp, more add evenly, avoid the light source to concentrate in the while of not reducing the intensity, thereby reduce the influence to user's eyes, reduce the damage that the highlight directly penetrates and bring.

Description

Light distribution lampshade for metal halide lamp

Technical Field

The utility model relates to the field of metal halide lamps, in particular to a light distribution lampshade for a metal halide lamp.

Background

In the field of lighting, the current main line is still the lighting scheme which is energy-saving, environment-friendly and beneficial to human eye health instead of the traditional high-energy-consumption light source. Fluorescent lamps and LED lamps are not the only light sources which can be adopted for energy-saving and environment-friendly illumination and are beneficial to human eye health. Whether the light source is energy-saving and beneficial to human eye health is measured by the aspects of luminous efficiency, luminous flux maintenance rate, average service life, the approach degree of lamplight and sunlight, the uniformity degree of lamplight distribution and the existence of glare. The most suitable light source is adopted in different lighting environments, so that the improvement of lighting, which is beneficial to human eye health and is energy-saving and environment-friendly, can be achieved with half effort. The metal halide lamp integrates the main advantages of a gas discharge light source, namely three advantages of high light efficiency, long service life and good light color, and the metal halide lamp has the advantages of a fluorescent lamp, a high-pressure mercury lamp and a high-pressure sodium lamp, so that the metal halide lamp is developed quickly and has wider and wider application range.

The metal halide lamp (short for metal halide lamp) has two types, one type is a quartz metal halide lamp, an arc tube bulb shell of the quartz metal halide lamp is made of quartz, the other type is a ceramic metal halide lamp, the arc tube bulb shell of the quartz metal halide lamp is made of semitransparent alumina ceramic, the metal halide lamp is one of the most excellent electric light sources in the world, and the metal halide lamp has the characteristics of high luminous efficiency (65-140 lm/w), long service life (5000-28000 h), good color rendering property (Ra 65-95), compact structure, stable performance and the like. However, the metal halide lamp has a complex inner structure and a complex manufacturing process, so that the production cost is high, and therefore, in order to improve the protection capability of the metal halide lamp, a corresponding shock absorption structure needs to be arranged in the lampshade to play a role in shock absorption, and particularly, the metal halide lamp can be used for dealing with shock caused by vehicle jolt and other reasons in the long-distance transportation process, so that the damage to the metal halide lamp is reduced, the reliability of the product is improved, and the service life of the product is prolonged.

Because the light source effect of metal halide lamp is good, the color rendering is outstanding, consequently more be fit for as the light, especially be arranged in the classroom, the family is young, old person's lighting environment or other operating mode environment that need throw light on, simultaneously because the illumination intensity of metal halide lamp is higher, and the lamps and lanterns that are used for classroom illumination and the illumination of family is young have strict requirements to illumination intensity, consequently current metal halide lamp can't directly be used for classroom light illumination, need to carry out the diffusion processing to the light of metal halide lamp through the device to avoid directly projecting. The prior light divergence device is named as an automobile tail light with a light distribution mask as the application number 201520339496.5, and the publication text and the attached drawings thereof show that the utilization rate of the light source is balanced by the divergence device, the light source is a point light source, and the light rays are diverged around; meanwhile, the scheme still has the defect of direct irradiation, namely more light rays in the middle of the scheme are directly radiated outwards without being diverged, the requirement of the light source applied to the lighting environment of classrooms and family minors cannot be met, and particularly, primary and secondary school classrooms and family minors are used for lighting the learning environment, and pupils are in the development stage, need the light rays with better color rendering property, and need to meet the requirements of brightness and direct irradiation prevention.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the light distribution lampshade for the metal halide lamp is simple in structure, can effectively improve the utilization rate of a lamp source, and can perform diffusion treatment on the collected light.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a grading lamp shade for metal halide lamp, includes the lamp shade, the lamp shade in be provided with the installation cavity, the lower extreme of lamp shade be provided with light trap, its characterized in that, the installation cavity be provided with the light distribution cover that is used for installing the metal halide lamp, light trap department be provided with the lamp shade can dismantle complex grading lens, the both sides of grading lens all be provided with the grading face of multiunit slope.

Furthermore, the inner surface of the light distribution cover is a curved surface with a gradually reduced inner diameter, the lower end of the light distribution cover is provided with a light outlet, and the light outlet is aligned with the light transmission opening; the light distribution cover has the advantages that the light emitted by the metal halide lamp bulb can be reliably distributed through the horn-shaped light distribution cover and is emitted from the light transmitting opening.

Furthermore, a reflecting layer is arranged on the inner side of the light distribution lampshade, an inner glass layer is arranged at the light outlet, and the inner glass layer is detachably matched with the light distribution cover; the advantage is that the reflecting layer can make full use of the light in all directions, thereby improving the utilization rate of the light. And the inner glass layer which is detachably arranged can be selectively arranged into various types, such as special glass, so that the light source is screened and filtered.

Furthermore, a buffer structure is arranged in the outer lampshade, the buffer structure comprises a buffer pad, the buffer pad is connected with the outer lampshade through an elastic piece, the light distribution cover is detachably arranged on the buffer pad, and the buffer pad compresses the inner glass layer; the advantage is that can realize the buffering to the grading lamp shade through the buffer structure who sets up, reduces jolt and the damage of assaulting the metal halide lamp bulb in transportation and the use, because metal halide lamp bulb technology is complicated and the cost is higher, consequently can effectively reduce the transportation beyond the damage.

Furthermore, the buffer cushion is provided with an elastic piece, the inner side of the outer lampshade is provided with fixing columns which correspond to the elastic piece one by one, and the elastic piece is detachably connected with the fixing columns through bolts; the advantage is through the cooperation of elastic component with the fixed column can make things convenient for the dismantlement of blotter, because the fixed column setting is in the inboard of outer lampshade to make the outside of outer lampshade more smooth pleasing to the eye.

Furthermore, the upper end part of the light distribution cover is provided with a mounting hole, the metal halide lamp bulb is detachably arranged in the mounting hole, and the luminous part of the metal halide lamp bulb extends into the light distribution cover.

Furthermore, the upper end part of the light distribution cover is also provided with a pressing piece for pressing the metal halide lamp bulb, and the pressing piece is detachably matched with the light distribution cover; the advantage lies in that the piece that compresses tightly that sets up can realize the reliable fixed of metal halide lamp bulb, avoids the not hard up slippage in the transportation to and vibrations in the installation are to the influence of metal halide lamp bulb.

Furthermore, the light distribution surface is annular, and a plurality of groups of annular light distribution surfaces are distributed around the axis of the light distribution lens; the advantage is that the annular light distribution surface that sets up can carry out abundant scattering to all around with light, improves astigmatic efficiency.

Furthermore, a plurality of groups of annular light distribution surfaces and the light distribution lens are coaxially arranged and uniformly distributed; the advantage lies in that the coaxial distribution setting can effectively reduce the production technology degree of difficulty, the die sinking production of being convenient for, and the confession plain noodles of coaxial setting can carry out even processing of dispersing with the light that the metal halide lamp bulb sent, makes the light that metal halide lamp presented at last softer and even more.

Furthermore, a light distribution groove is formed between the connected light distribution surface positioned on the same side and the light distribution lens, and the bottoms of the light distribution grooves on the two sides of the light distribution lens are staggered; the advantage lies in setting up the light distribution face through grading lens both sides to the realization is fully dispersed the processing to the light in finite space, and the setting of staggering mutually of the bottom of the light distribution groove of both sides simultaneously can effectively improve the efficiency of dispersing of grading lens to light, and it is better for the effect of dispersing of prior art light, realizes no dead angle and disperses.

Compared with the prior art, the utility model has the advantages that the utilization rate of the light source can be effectively improved through the arranged light distribution cover, the light emitted by the metal halide lamp bulb is converged and emitted from the light transmission opening through the light distribution cover, and the light distribution is realized by arranging a plurality of groups of light distribution surfaces for diffusion, so that the softness of the light emitted from the metal halide lamp is improved, the light distribution is more uniform, the light source is prevented from being concentrated while the strength is not reduced, the influence on eyes of a user is reduced, and the damage caused by direct irradiation of strong light is reduced. Thereby improving the reliability of the metal halide lamp.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the outer lamp cover of the present invention;

FIG. 3 is a schematic cross-sectional view of FIG. 2;

FIG. 4 is a schematic diagram of an explosion of the light distribution cover of the present invention;

FIG. 5 is a schematic view of a light distribution lens according to the present invention;

fig. 6 is a schematic cross-sectional view of fig. 5.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

The utility model provides a grading lamp shade for metal halide lamp, includes outer lamp shade 1, is provided with installation cavity 6 in the outer lamp shade 1, and installation cavity 6 is provided with the light distribution cover 7 that is used for installing metal halide lamp bulb 9, and light distribution cover 7 is the trumpet-shaped, and the upper portion internal diameter of light distribution cover 7 is less than the lower part internal diameter, and light outlet 8 has been seted up to the lower extreme of light distribution cover 7, and light outlet 8 aligns with light-permeable opening 2. The upper end of light distribution cover 7 is provided with the mounting hole, and metal halide lamp bulb 9 can be dismantled and set up in the mounting hole, just luminous portion of metal halide lamp bulb 9 stretches into the inside of light distribution cover 7 to be convenient for light distribution cover 7 to the gathering of light, the inboard of light distribution cover still is provided with reflector layer 10, and the setting of reflector layer 10 is convenient for light and gathers together downwards and form the light beam, improves the utilization efficiency of light source. The upper end part of the light distribution cover 7 is also provided with a pressing piece 11 for pressing the metal halide lamp bulb 9, and the pressing piece 11 is detachably matched with the light distribution cover 7.

Be provided with buffer structure in above-mentioned lamp house 1, buffer structure includes blotter 12, blotter 12 is provided with elastic component 13, the inboard of lamp house 1 is provided with the fixed column 14 with elastic component 13 one-to-one, and elastic component 13 passes through the bolt detachable connection with fixed column 14. The light distribution cover 7 is detachably arranged on the cushion pad 12, the cushion pad 12 compresses the inner glass layer 15, so that the inner glass layer 15 can be conveniently detached, and different irradiation modes can be realized by replacing the inner glass layer 15 with different modes, such as passing through light with fixed color and weakening of light. The upper end of the outer lampshade 1 is also provided with a hollow hanging rod 16, one end of the hanging rod 16 is fixed with the outer lampshade 1, and the other end is provided with a hook 17. The elastic member may be a spring piece, a spring, or a connecting member with tensile elasticity such as an elastic band.

The lower end of the outer lampshade 1 is provided with a light transmitting opening 2, the light transmitting opening 2 is provided with a light distribution lens 3 which is detachably matched with the outer lampshade 1, and two sides of the light distribution lens 3 are provided with a plurality of groups of inclined light distribution surfaces 4. The light distribution surface 4 and the plane where the light distribution lens 3 is located form an included angle, the included angle is an acute angle, and the more preferable angle is 30 degrees to 75 degrees. More specifically, the light distribution lens 3 is circular, the light distribution surface 4 is annular, and a plurality of annular light distribution surfaces 4 are coaxially arranged with the light distribution lens 3 and are uniformly distributed. A light distribution groove 5 is formed between the light distribution surface 4 and the light distribution lens 3 which are connected and positioned at the same side, and the bottoms of the light distribution grooves 5 at the two sides of the light distribution lens 3 are staggered, so that the corresponding light distribution surfaces 4 at the upper side and the lower side of the light distribution lens 3 are staggered and unparallel. When the LED lamp is used, the light is refracted through the inclined light distribution surface 4, and the light is diffused by utilizing the refraction principle. Meanwhile, the light distribution surfaces 4 which are staggered with each other and correspond to each other up and down can realize the complete divergence of the light source, reduce the direct radiation phenomenon existing between two adjacent divergence surfaces during single-surface design and improve the divergence degree.

The light distribution surfaces can also be arranged on two sides of the light distribution lens in a tiled mode, namely when the light distribution lens is square or rectangular, the corresponding light distribution grooves are in a strip shape, and the multiple groups of light distribution grooves are uniformly laid on two sides of the light distribution lens.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a grading lamp shade for metal halide lamp, includes the lamp shade, the lamp shade in be provided with the installation cavity, the lower extreme of lamp shade be provided with light trap, its characterized in that, the installation cavity be provided with the light distribution cover that is used for installing the metal halide lamp, light trap department be provided with the lamp shade can dismantle complex grading lens, the both sides of grading lens all be provided with the grading face of multiunit slope.

2. A light distribution lampshade for a metal halide lamp according to claim 1, characterized in that the inner surface of the light distribution cover is a curved surface with a gradually reduced inner diameter, the lower end of the light distribution cover is provided with a light outlet, and the light outlet is aligned with the light transmission opening.

3. A light distribution lampshade for a metal halide lamp as claimed in claim 2, wherein a reflecting layer is arranged on the inner side of the light distribution lampshade, an inner glass layer is arranged at the light outlet, and the inner glass layer is detachably matched with the light distribution lampshade.

4. A light distribution lampshade for a metal halide lamp as claimed in claim 3, characterized in that a buffer structure is arranged in the outer lampshade, the buffer structure comprises a cushion pad, the cushion pad is connected with the outer lampshade, the light distribution cover is detachably arranged on the cushion pad, and the cushion pad compresses the inner glass layer.

5. A light distribution lampshade for a metal halide lamp according to claim 4, characterized in that the buffer cushion is provided with an elastic piece, the inner side of the outer lampshade is provided with fixing columns corresponding to the elastic piece one by one, and the elastic piece is detachably connected with the fixing columns through bolts.

6. The light distribution lampshade for the metal halide lamp as claimed in claim 1, wherein the upper end part of the light distribution cover is provided with a mounting hole, the metal halide lamp bulb is detachably arranged in the mounting hole, and the light emitting part of the metal halide lamp bulb extends into the light distribution cover.

7. A light distribution lampshade for a metal halide lamp as claimed in claim 6, characterized in that the upper end of the light distribution cover is further provided with a pressing piece for pressing the metal halide lamp bulb, and the pressing piece is detachably matched with the light distribution cover.

8. A light distribution lampshade for a metal halide lamp according to claim 1, characterized in that the light distribution surfaces are annular, and a plurality of groups of annular light distribution surfaces are distributed around the axis of the light distribution lens.

9. The light distribution lampshade for the metal halide lamp as claimed in claim 8, wherein the plurality of groups of annular light distribution surfaces are coaxially arranged with the light distribution lens and are uniformly distributed.

10. The light distribution lampshade for the metal halide lamp as claimed in claim 9, wherein a light distribution groove is formed between the connected light distribution surface positioned on the same side and the light distribution lens, and bottoms of the light distribution grooves on both sides of the light distribution lens are staggered.