CN204756784U - Street lamp lamp shade and street lamp lamp holder - Google Patents

Abstract

The utility model provides a lampshade for a street lamp and a lamp holder for a street lamp, which are made of light-transmitting materials, wherein the lampshade for the street lamp encloses a receiving cavity, and the inner wall of the lampshade for the street lamp is also provided with a plurality of first light distribution ribs, the first light distribution The ribs are extended along the warp direction, and a plurality of first light distribution ribs are evenly distributed along the weft direction. And the lamp holder of the street lamp installed with the lamp shade of the street lamp. The first light distribution ribs are arranged on the inner wall of the lampshade along the meridian direction, and a plurality of light distribution grooves are arranged on the first light distribution ribs, and the position between the adjacent first light distribution ribs A plurality of second light distribution ribs are arranged on the top, so that the light can improve the light distribution performance and light efficiency of the lampshade and the street lamp under the light distribution of the light distribution ribs and the pipe groove, and can also improve the aesthetics of the street lamp.

Description

Street lamp shades and lamp holders

technical field

The utility model relates to the field of road lighting, in particular to a lampshade of a street lamp and a lamp holder of the street lamp installed with the lamp shade of the street lamp.

Background technique

LED lights have the characteristics of long life and power saving, and have been widely used in recent years. With the successful development of high-power LED, it has been gradually applied to urban road lighting. At the same time, with the continuous implementation of the National Semiconductor Lighting Project, the LED Road Lighting Bidding Project of the National Development and Reform Commission, and the LED Street Light Ten Thousand City Project, LED street lights and other road lighting have gradually become popular due to their advantages of high efficiency, energy saving, and high color rendering. Popularized and applied to urban ordinary road lighting.

Existing LED street lamps are usually equipped with a secondary optical lens unit, which can achieve a relatively uniform rectangular spot distribution and light intensity distribution through the lens unit, and then transmit it from the lampshade to the road surface. The existing lampshade is generally The curved lens is made of light-transmitting material. However, since the lampshade does not perform light distribution processing on the light, it is impossible to further optimize the light distribution of the street lamp, and it is also impossible to improve the aesthetics of the street lamp.

Contents of the invention

The first purpose of the utility model is to provide a street lamp lampshade with good light distribution performance.

The second purpose of the utility model is to provide a street lamp lamp holder with good light distribution performance.

In order to achieve the first purpose of the present invention, the utility model provides a lampshade for a street lamp, which is made of light-transmitting materials, wherein the lampshade for the street lamp encloses a receiving cavity, and the inner wall of the lampshade for the street lamp is also provided with a plurality of first light distribution ribs , the first light distribution ribs are extended along the warp direction, and the plurality of first light distribution ribs are evenly distributed along the latitude direction.

A further solution is that the cross section of the first light distribution rib is V-shaped.

A further solution is that the first light distribution rib is provided with a plurality of light distribution grooves, the light distribution grooves are extended along the latitude direction, and the plurality of light distribution grooves are evenly distributed on the first light distribution rib.

A further solution is that the light distribution groove is an inclined groove. .

A further solution is that the inner wall of the lampshade of the street lamp is provided with a plurality of second light distribution ribs extending along the latitude direction between the adjacent first light distribution ribs, and the plurality of second light distribution ribs are along the Evenly distributed along the warp direction.

A further solution is that the cross section of the second light distribution rib is V-shaped.

A further solution is that the receiving cavity is provided with a first opening and a second opening at both ends in the axial direction, and a plurality of first light distribution ribs extend from the first opening to the second opening.

In order to achieve the second purpose of the present invention, the utility model provides a lamp holder for a street lamp, which includes a top cover and a lampshade. A light-emitting element is arranged on the inward end surface of the top cover, and the top cover is installed on the lampshade. cavity, the inner wall of the lampshade of the street lamp is also provided with a plurality of first light distribution ribs, the first light distribution ribs are extended along the warp direction, and the plurality of first light distribution ribs are evenly distributed along the weft direction.

The beneficial effect of this year's utility model is that the first light distribution rib is arranged on the inner wall of the lampshade along the meridian direction, and a plurality of light distribution grooves are arranged on the first light distribution rib, and the adjacent second A plurality of second light distribution ribs are arranged between the first light distribution ribs, so that the light can improve the light distribution performance and light efficiency performance of the lampshade and the street lamp under the light distribution effect of the light distribution ribs and the pipe groove. At the same time, it can also improve the aesthetics of street lights.

Description of drawings

Fig. 1 is a structural diagram of an embodiment of a lamp holder for a street lamp of the present invention.

Fig. 2 is an exploded view of the structure of the embodiment of the lamp holder of the street lamp of the present invention.

Fig. 3 is an exploded view of the structure of the embodiment of the lamp cap of the street lamp of the present invention in a cross-sectional view.

Fig. 4 is a cross-sectional view of the first embodiment of the street lamp shade of the present invention.

Fig. 5 is a partial enlarged view of A in Fig. 4 .

Fig. 6 is a partial structural view of the second embodiment of the street lamp shade of the present invention.

FIG. 7 is a partial enlarged view of B in FIG. 6 .

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Detailed ways

Example of street lamp holder:

Referring to FIG. 1 , FIG. 1 is a structural diagram of a street lamp 1 . The street lamp 1 includes a lamp holder 2, a lampshade 3 and a top cover 4. The fixed end of the lamp holder 2 is used to be fixedly connected with the light pole. The lampshade 3 is installed above the lamp holder 2. The lampshade 3 is made of light-transmitting material. The cover 4 is installed above the lampshade 3 . The top cover 4 is arranged in a disc shape, and a plurality of heat dissipation fins 41 are arranged on the outward end surface of the top cover 4. The plurality of heat dissipation fins 41 are arranged in a spiral shape with the center of the top cover 4 as the origin, and the adjacent two Heat conduction grooves for air circulation are formed between the fins 41 of the fins.

Referring to FIG. 2 and FIG. 3 , FIG. 2 is an exploded view of the structure of the street lamp 1 , and FIG. 3 is an exploded view of the street lamp 1 in a sectional view. The middle part of the spherical lampshade 3 forms an accommodating cavity, and the accommodating cavity is respectively provided with a first opening 31 and a second opening 32 at both ends along the axial direction, and a reflector 21 is installed in the accommodating cavity of the lampshade 3. Tapered configuration with open upper and lower ends. The outer surface of the reflective member 21 is coated with reflective material, and the reflective member 21 is provided with a hollow cavity along the axial direction, and the lower end of the reflective member 21 is fixedly connected with the lamp holder 2 .

The top cover 4 is provided with a light-emitting part on the end face facing the lampshade 3. In this embodiment, the light-emitting part is an LED chip 42. The substrate of the LED chip 42 is adjacent to and fixed to the top cover 4. There are multiple LED chips 42 on the substrate. LED light beads, a plurality of LED light beads are evenly distributed on the LED chips 42 , the lamp cover 4 with the LED chips 42 installed is installed on the lamp shade 3 , and the LED light beads emit light toward the lamp shade 3 .

The lamp holder 2 is arranged in a cup shape, and a recessed cavity is formed in the middle of the lamp holder 2 , and a reflector 21 , a tension rod 22 and a power supply assembly 23 are installed on the lamp holder 2 . The first end of the tension rod 22 is threaded through the top cover 4 of the reflector 21 , and the second end of the tension rod 22 is fixedly connected through the lamp holder 2 of the reflector 21 .

Referring to FIG. 4 and FIG. 5 , FIG. 4 is a cross-sectional view of the lampshade 3 , and FIG. 5 is a partial enlarged view of A in FIG. 4 . The inner wall of the street lamp lampshade 3 is also provided with a plurality of first light distribution ribs 33, the first light distribution ribs 33 are extended along the meridian direction X, and the plurality of first light distribution ribs 33 are evenly distributed along the latitude direction Y, the first The cross-section of the light distribution rib 33 is V-shaped, and chamfers are provided on the outermost end of the first light distribution rib 33, and a plurality of first light distribution ribs 33 extend from the first opening 31 to the second opening 32.

Examples of street lamp shades:

Referring to Fig. 6 and Fig. 7, Fig. 6 is a partial structural view of the second embodiment of the street lamp shade, and Fig. 7 is a partial enlarged view of B in Fig. 6 . On the basis of the lamp holder of the above-mentioned street lamp, this embodiment improves the lampshade. The inner wall of the street lamp lampshade 5 is also provided with a plurality of first light distribution ribs 53, and the first light distribution ribs 53 are extended along the meridian direction X. The first light distribution ribs 53 are evenly distributed along the latitude direction Y, and the cross section of the first light distribution ribs 33 is arranged in a V shape.

A plurality of light distribution grooves 54 are opened on the first light distribution rib 53, and the light distribution groove 54 is extended along the latitude direction Y, and the plurality of light distribution grooves 54 are evenly distributed on the first light distribution rib 53 , and the light distribution groove 54 is an inclined groove, specifically, the first angle formed by the bottom wall of the light distribution groove 54 and the first side wall, and the first angle formed by the bottom wall of the light distribution groove 54 and the second side wall Two included angles, the first included angle is an acute angle, and the second included angle is an obtuse angle.

The inner wall of the street lamp lampshade 5 is provided with a plurality of second light distribution ribs 55 extending along the latitudinal direction Y between the adjacent first light distribution ribs 53, and the plurality of second light distribution ribs are arranged along the warp direction. X is evenly distributed, the cross section of the second light distribution rib 55 is V-shaped, and the second light distribution rib 55 is arranged on the side of the light distribution groove 54 . The first light distribution ribs 53 and the second light distribution ribs 55 are arranged to cross each other in a substantially net-like structure.

It can be seen from the above that by providing a first light distribution rib on the inner wall of the lampshade along the meridian direction, and a plurality of light distribution grooves are arranged on the first light distribution rib, and adjacent to the first light distribution rib A number of second light distribution ribs are arranged at the position between them, so that the light can improve the light distribution performance and light efficiency performance of the lampshade and the street lamp under the light distribution of the light distribution rib and the pipe groove, and can also improve the street light. aesthetics.

Claims (10)

1. Street light lampshades are made of light-transmitting materials; It is characterized by: The lampshade of the street lamp encloses an accommodating cavity, and the inner wall of the lampshade of the street lamp is also provided with a plurality of first light distribution ribs, the first light distribution ribs extend along the meridian direction, and the plurality of first light distribution ribs The strips are evenly distributed along the weft direction. 2. The street lamp shade according to claim 1, characterized in that: The cross section of the first light distribution rib is V-shaped. 3. The street lamp shade according to claim 1, characterized in that: The first light distribution rib is provided with a plurality of light distribution grooves, the light distribution grooves are extended along the latitude direction, and the plurality of light distribution grooves are evenly distributed on the first light distribution rib superior. 4. The street lamp shade according to claim 3, characterized in that: The light distribution groove is an inclined groove. 5. The street lamp shade according to claim 1, characterized in that: The inner wall of the lampshade of the street lamp is provided with a plurality of second light distribution ribs extending along the latitude direction between the adjacent first light distribution ribs, and the plurality of second light distribution ribs are along the Evenly distributed along the warp direction. 6. The street lamp shade according to claim 5, characterized in that: The cross section of the second light distribution rib is V-shaped. 7. The street lamp shade according to any one of claims 1 to 6, characterized in that: A first opening and a second opening are respectively provided at two ends of the accommodating cavity in the axial direction, and the first light distribution rib extends from the first opening to the second opening. 8. Street light lamp holder, including a top cover, a light-emitting part is arranged on the inward end surface of the top cover; a lampshade, the top cover is mounted on the lampshade; It is characterized by: The lampshade of the street lamp encloses an accommodating cavity, and the inner wall of the lampshade of the street lamp is also provided with a plurality of first light distribution ribs, the first light distribution ribs extend along the meridian direction, and the plurality of first light distribution ribs The strips are evenly distributed along the weft direction. 9. The street lamp lamp holder according to claim 8, characterized in that: The first light distribution rib is provided with a plurality of light distribution grooves, the light distribution grooves are extended along the latitude direction, and the plurality of light distribution grooves are evenly distributed on the first light distribution rib superior. 10. The street lamp base according to claim 8 or 9, characterized in that: The inner wall of the lampshade of the street lamp is provided with a plurality of second light distribution ribs extending along the latitude direction between the adjacent first light distribution ribs, and the plurality of second light distribution ribs are along the Evenly distributed along the warp direction.