CN212776870U

CN212776870U - Light guide column and reflection cup type LED spotlight comprising same

Info

Publication number: CN212776870U
Application number: CN202022058239.8U
Authority: CN
Inventors: 游元凯; 曹亮亮; 鲍永均
Original assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Current assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-03-23
Anticipated expiration: 2030-09-18

Abstract

The utility model belongs to the lighting apparatus field, concretely relates to leaded light post and contain reflection cup formula LED shot-light of this leaded light post. The utility model provides a light guide column, includes work portion and supporting part, is the ball-type cambered surface of indent below the work portion, and the supporting part extends the setting from the downside level of work portion, and the junction of work portion and supporting part is the circular arc transition. The utility model provides a reflection cup formula LED shot-light, includes the leaded light post, still includes light source subassembly, drive assembly and reflection cup, and the leaded light post is fixed and is made the spherical cambered surface cover the luminous components and parts of light source subassembly completely on the light source subassembly, and reflection cup ring leaded light post sets up, and on the reflection cup was located to the light source subassembly, drive assembly was connected with the light source subassembly electricity. A light guide column with a simple structure is assumed in the original reflection cup type LED spotlight, so that the emitted light spots are uniform, the reflection effect is good, the structure is simplified, and the production and the assembly are convenient.

Description

Light guide column and reflection cup type LED spotlight comprising same

Technical Field

The utility model belongs to the lighting apparatus field, concretely relates to leaded light post and contain reflection cup formula LED shot-light of this leaded light post.

Background

The LED lamp is widely applied due to the characteristics of energy conservation and high brightness, but the LED light emitting characteristic is peak light emitting, and the unidirectionality is high, so that the light emitting angle of the common LED lamp is adjusted through the lens. However, such LEDs tend to be harsh due to the strong light. Therefore, frosted glass is generally added on the outer cover of the LED lamp, and the frosted glass has low light transmittance, so that a large amount of light energy is wasted. The existing LED lamp is also additionally provided with the reflection cup in the heat dissipation part of the LED lamp for solving the problems, and the secondary light distribution through the reflection cup can not generate dazzling light and simultaneously does not need to be additionally provided with ground glass to cause light energy waste. However, the existing reflective cup type LED spotlight still has the following problems: 1. the pure reflection results in weaker light at two sides and stronger light at the middle, and the LED illumination is uneven. 2. The structure of the light source component and the like needs to be adaptively adjusted to match with the reflection cup, and the structure is complex.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the application provides a light guide column and a reflection cup type LED spotlight comprising the light guide column, the light guide column with a simple structure is assumed inside the original reflection cup type LED spotlight, so that the emitted light spots are uniform and have good reflection effect, the structure is simplified, and the production and the assembly are convenient.

The utility model provides a light guide column, including work portion and supporting part, be the ball-type cambered surface of indent below the work portion, the supporting part extends the setting from the downside level of work portion, and the junction of work portion and supporting part is the circular arc transition. The light guide column is simple in structure, and the concave spherical cambered surface covers the initial light, so that the light guide effect is sufficient and uniform. The supporting part extends from the work portion and sets up, and the work portion is the circular arc transition with the supporting part junction and makes both link up more naturally, reduces the influence of unnecessary edges and corners to the leaded light effect.

Further, the working part is a solid body. The setting of solid can ensure that the light that jets out the leaded light post all passes through the refraction of leaded light post.

Further, the support part is disc-shaped. Such setting more laminates lamp type structure, and is higher with the suitability of other spare parts in inside, is convenient for assemble and production.

Furthermore, the working part is made of acrylic or PC material. The acrylic and PC materials have the characteristics of high reflectivity and no light absorption, and the light guide column made of the acrylic and PC materials can better play a role in refracting light.

The utility model provides a reflection cup formula LED shot-light, includes the leaded light post, still includes light source subassembly, drive assembly and reflection cup, and the leaded light post is fixed and is made the spherical cambered surface cover the luminous components and parts of light source subassembly completely on the light source subassembly, and reflection cup ring leaded light post sets up, and on the reflection cup was located to the light source subassembly, drive assembly was connected with the light source subassembly electricity. The light in the light source component is scattered by the refraction of the light guide column and then emitted to the reflecting cup, the light is reflected and condensed by the reflecting cup and finally emitted out of the lamp body, and the emitted light is soft and uniform.

Furthermore, a clamping hook is arranged below the supporting part, a clamping groove is oppositely arranged on the light source component, and the clamping hook is clamped with the clamping groove to fix the light guide column on the light source component. Simple structure and convenient assembly.

Furthermore, the reflecting cup is hollow bowl-shaped, the bottom is used for bearing the light source component and allowing the driving component to penetrate, and the side wall is linear or arc-shaped. The side wall is set to be linear or arc according to the lamp type, so that the whole structure is more harmonious and uniform, and the reflection effect is not influenced.

Further, the vertical height of the reflecting cup is larger than that of the light guide column. Such an arrangement ensures that light emitted from the light guide at any angle can reach the reflector cup.

Furthermore, a heat dissipation piece is arranged outside the reflection cup. The structure of the spotlight is more complete, and the heat dissipation performance is improved.

Furthermore, a lampshade is arranged on the heat radiating piece. The structure of the spotlight is more complete, the internal structure is prevented from being infected by dust, and meanwhile, the emitted light is softer.

It is right from the above-mentioned the utility model discloses a description can know, the utility model discloses a leaded light post and contain reflection cup formula LED shot-light of this leaded light post has following advantage: 1. the light guide column is simple in structure and convenient to assemble. 2. The light emitted by the light source component is scattered through the light guide column and then reflected by the reflecting cup, and finally, the light spot emitted out of the lampshade is uniform and good in effect.

Drawings

The drawings illustrate embodiments and together with the description serve to explain the principles of the invention. Other embodiments and many of the intended advantages of embodiments will be readily appreciated as they become better understood by reference to the following detailed description. The elements of the drawings are not necessarily to scale relative to each other. Like reference numerals designate corresponding similar parts.

Fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is a perspective view of the reflection cup and the light guide post of the present invention.

Fig. 3 is a schematic structural diagram of three embodiments of the reflective cup of the present invention.

The reference numbers illustrate: 1-light guide column, 11-working part, 111-spherical cambered surface, 12-supporting part, 121-trip, 2-light source component, 21-clamping groove, 3-driving component, 4-reflection cup, 41-reflection cup bottom, 5-heat sink, 6-lampshade

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.

As shown in fig. 1, the light guide pillar includes a working portion 11 and a supporting portion 12, a spherical arc surface 111 is disposed below the working portion 11, and the spherical arc surface 111 is mainly used for allowing light to fully enter the light guide pillar. The supporting part 12 is extended by the downside of the working part 11 and is arranged, the connection part of the working part 11 and the supporting part 12 is in circular arc transition, the refraction light can be guaranteed not to be influenced by redundant edges, the working part 11 and the supporting part 12 can be connected more naturally, and the mold opening and the production are facilitated.

The reflector cup 4 is hollow and bowl-shaped, and the bottom 41 of the reflector cup 4 is used for carrying the light source assembly and allowing the driving assembly to pass through.

As shown in fig. 1-2, in a reflective cup type LED spot lamp, a hook 12 is disposed under a supporting portion 12 of a light guiding pillar 1, a corresponding slot 21 is disposed on a light source assembly 2, and the light guiding pillar 1 is fixed on the light source assembly 2 by the engagement of the hook 12 and the slot 21. At this time, the spherical arc surface 111 of the light guide pole 1 completely covers the light emitting device of the light source assembly 2.

The light source assembly 2 with the light guide column 1 is fixed on the bottom 41 of the reflecting cup 4, and the driving assembly 3 can penetrate through the bottom 41 of the reflecting cup 4 to be connected with the light source assembly 2. The upper part of the heat dissipation part 5 wraps the reflection cup 4, and the lower part of the heat dissipation part forms a hollow column shape which is matched with the hollow bowl shape of the reflection cup 4.

The preferable material of the light guide column 1 is acrylic or PC material with high reflectivity and no light absorption, so that the light reflection efficiency is improved and the light energy loss is reduced. Set up leaded light post 1 and be the solid, can make the light homoenergetic in the spherical cambered surface 111 pass through leaded light post 1 refraction, avoid appearing the light leak, arouse the uneven phenomenon of facula.

The vertical height of the reflecting cup 4 is set to be greater than that of the light guide column 1. The reflecting cup 4 can fully surround the light guide column 1, and light emitted from the light guide column 1 at any angle can reach the reflecting cup 4.

Be equipped with lamp shade 6 on the radiating piece 5, lamp shade 6 can avoid inner structure to be infected by the dust, also can make the light of hitting out softer simultaneously. The lamp housing 6 is preferably a transparent housing.

Preferably, the support portion 12 is disc-shaped. Such setting more laminates lamp type structure, and is higher with inside light source subassembly 2's suitability, is convenient for equipment and production.

As shown in fig. 3, the reflector cup 4 may have different shapes, such as a linear reflector cup 4a, or an arc reflector cup 4b or 4c, according to the shape of the lamp or the heat sink 5, so that the overall structure is more consistent and uniform without affecting the reflection effect.

While the principles of the invention have been described in detail in connection with the preferred embodiments thereof, it will be understood by those skilled in the art that the above-described embodiments are merely illustrative of exemplary implementations of the invention and are not limiting of the scope of the invention. The details in the embodiments do not constitute the limitations of the scope of the present invention, and any obvious changes such as equivalent transformation, simple replacement, etc. based on the technical solution of the present invention all fall within the protection scope of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A light guide column is characterized in that: including work portion and supporting part, be the ball-type cambered surface of indent below the work portion, the supporting part is followed the downside level of work portion extends the setting, the work portion with the junction of supporting part is the circular arc transition.

2. A light guide post according to claim 1, wherein: the working part is a solid body.

3. A light guide post according to claim 1, wherein: the supporting part is disc-shaped.

4. A light guide post according to claim 1, wherein: the working part is made of acrylic or PC material.

5. The utility model provides a reflection cup formula LED shot-light which characterized in that: the light guide column comprises the light guide column as claimed in any one of claims 1 to 4, and further comprises a light source assembly, a driving assembly and a reflecting cup, wherein the light guide column is fixed on the light source assembly, so that the spherical cambered surface completely covers a light-emitting component of the light source assembly, the reflecting cup is arranged around the light guide column, the light source assembly is arranged on the reflecting cup, and the driving assembly is electrically connected with the light source assembly.

6. A reflective cup LED spotlight as claimed in claim 5, wherein: the light guide post is characterized in that a clamping hook is arranged below the supporting part, a clamping groove is oppositely arranged on the light source component, and the clamping hook is clamped with the clamping groove to fix the light guide post on the light source component.

7. A reflective cup LED spotlight as claimed in claim 5, wherein: the reflecting cup is hollow bowl-shaped, the bottom of the reflecting cup is used for bearing the light source component and enabling the driving component to penetrate through the reflecting cup, and the side wall of the reflecting cup is linear or arc-shaped.

8. A reflective cup LED spotlight as claimed in claim 5, wherein: the vertical height of the reflecting cup is greater than that of the light guide column.

9. A reflective cup LED spotlight as claimed in claim 5, wherein: and a heat dissipation piece is arranged outside the reflection cup.

10. A reflective cup LED spotlight as defined in claim 9 wherein: the heat dissipation piece is provided with a lampshade.