CN212056881U

CN212056881U - Showcase lamps and lanterns and showcase

Info

Publication number: CN212056881U
Application number: CN201922173593.2U
Authority: CN
Inventors: 朱桃林; 徐凯; 何祖平; 赵铭海
Original assignee: Ningbo Self Electronics Co Ltd
Current assignee: Ningbo Self Electronics Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-12-01
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a showcase lamps and lanterns, include: the lamp bracket is arranged at the top of the transparent cabinet plate of the showcase; the circuit board is arranged on the lamp holder and is positioned on the inner side of the transparent cabinet plate; the light source is arranged on the circuit board, and the outward extending direction of the optical axis faces the inside of the showcase; the lens is positioned in the light emitting direction of the light source and arranged on the lamp holder; the lens comprises a lower light bias part close to the transparent cabinet plate, and the first maximum light intensity direction of the light rays passing through the lower light bias part by the light source faces to the bottom or the vicinity of the transparent cabinet plate; the utility model discloses a shine the cabinet simultaneously in and the cabinet body lean on the outer transparent cabinet board of shooing simultaneously under, make the outside and the inboard of the cabinet body can both light up, the whole permeability of showcase is better, has better visual effect, the specially adapted transparent horizontal refrigerator-freezer.

Description

Showcase lamps and lanterns and showcase

Technical Field

The utility model relates to an illumination field, especially a showcase lamps and lanterns and showcase.

Background

Showcase lamps and lanterns are used for the illumination of cabinet inside as the name implies, generally all are the corner position of installing in the cabinet, then the light beam is towards cabinet body middle part, the show of throwing light on to the article in the cabinet. However, in practical use, especially in the case where the outer side panels around the display cabinet are transparent, such as in the case of illumination of a horizontal refrigerator, the interior of the display cabinet is only illuminated, and the cabinet is not transparent.

In order to improve the above problem, patent document No. cn201910245210.x discloses a lamp for illumination in a cabinet, which illuminates the outer side and the inner side of the cabinet by illuminating the right lower part of the cabinet body near the outside and scanning a transparent outer side plate, so as to achieve better lighting effect, and is particularly suitable for a transparent horizontal refrigerator.

But in the above scheme, the light effect of increasing the transmittance is provided by additionally increasing the light source, and parts are added, so that the structure is more complex, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a showcase lamps and lanterns, lighting system and showcase to solve above-mentioned technical problem.

A showcase light fixture, comprising:

the lamp bracket is arranged at the top of the transparent cabinet plate of the showcase;

the circuit board is arranged on the lamp holder and is positioned on the inner side of the transparent cabinet plate;

the light source is arranged on the circuit board, and the outward extending direction of the optical axis faces the inside of the showcase;

the lens is positioned in the light emitting direction of the light source and arranged on the lamp holder;

the lens comprises a lower light bias part close to the transparent cabinet plate, and the first maximum light intensity direction of the light rays of the light source passing through the lower light bias part faces to the bottom of the transparent cabinet plate or the position close to the bottom of the transparent cabinet plate.

Preferably, the lens further comprises an upper polarized light part far away from the transparent cabinet plate, and the second maximum light intensity direction of the light passing through the upper polarized light part of the light source deflects upwards relative to the optical axis of the light source.

Preferably, the lower polarizing portion and the upper polarizing portion are integrally formed.

Preferably, the lamp holder is strip-shaped, and in a plane perpendicular to the length direction of the lamp holder and passing through the light source center, the light-emitting side of the lower light-polarizing part is a first light-polarizing curve.

Preferably, in a plane perpendicular to the length direction of the lamp holder and passing through the center of the light source, the light exit side of the upper polarized light part is a second polarized light curve.

Preferably, the lens is a strip lens.

Preferably, the first polarization curve and the second polarization curve are connected, and the connection position is concave towards the light source direction.

Preferably, the ratio of the light rays distributed to the lower polarized light part and the upper polarized light part by the light source is 1: 5-2: 3.

Preferably, the lamp holder includes a circuit board mount connected to the lens.

Preferably, the circuit board mounting seat and the lens are manufactured in an integral molding mode, and a mounting cavity for accommodating the circuit board is formed between the circuit board mounting seat and the lens.

Preferably, the lamp holder further comprises a base for fixing the circuit board mounting base.

Preferably, the lamp holder further comprises an end cap assembly arranged on the lamp holder.

Preferably, the lamp further comprises a light shield arranged on the lamp holder.

The utility model also provides a showcase, including bottom plate and transparent cabinet board, transparent cabinet board forms the display storehouse around the bottom plate, at least one foretell showcase lamps and lanterns are installed at transparent cabinet board's top.

The technical effects of the utility model:

the utility model discloses a showcase lamps and lanterns and showcase through in lighting up the cabinet simultaneously and the cabinet body lean on the outer transparent cabinet board of sweeping simultaneously under, make the outside and the inboard of the cabinet body can both light up, and the whole permeability of showcase is better, has better visual effect, the specially adapted transparent horizontal refrigerator-freezer.

Drawings

Embodiments of the present invention are described below with reference to the accompanying drawings, in which:

fig. 1 is a cross-sectional schematic view of the showcase lamp of the embodiment after being installed in the showcase.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a light path diagram of the showcase lamp of the embodiment (only the lens and the light source are reserved).

Fig. 4 is a light simulation diagram of the showcase lamp of the embodiment (only the lens and the light source are retained).

Fig. 5 is a light distribution diagram of the showcase lamp of the embodiment.

Fig. 6 is an exploded view of the showcase lamp of the present embodiment.

Fig. 7 is an enlarged schematic view of a portion B in fig. 6.

Fig. 8 is a schematic structural diagram of the showcase of the embodiment.

Detailed Description

The following describes in further detail specific embodiments of the present invention based on the drawings. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.

As shown in fig. 1 to 7, the showcase lamp of the embodiment includes: lamp holder 100, circuit board 200, light source 300, and lens 400.

The lighting fixture 100 is used for bearing other parts of the lamp, and also for connecting and positioning with the outside, the utility model discloses mainly be used in the cabinet body, be specific to the transparent condition of cabinet board, the lighting fixture 100 of this embodiment is installed at the top of the transparent cabinet board 201 of showcase 2000. The lamp holder 100 can be mounted by clamping or fastening, and the like, as long as a proper clamping structure or a proper locking member hole is arranged at the top of the transparent cabinet plate 201.

The circuit board 200 is arranged on the lamp holder 100 and is positioned on the inner side of the transparent cabinet plate 201; the light source 300 is arranged on the circuit board 200, the outward extending direction of the optical axis 301 faces to the inside of the showcase 2000, and the light source 300 is mainly used for illuminating the inside of the showcase, so that products can be protruded; the inclination angle of the optical axis 301 relative to the vertical direction can be set according to the size of the cabinet, and generally the inclination angle relative to the vertical direction is 30 to 60 degrees, generally, the wider the range to be irradiated, the larger the angle, and the light source 300 in this embodiment needs to polarize light in two directions, so the angle can be set to be small, and preferably, the inclination angle relative to the vertical direction of the optical axis 301 is 35 to 45 degrees.

The lens 400 is used for distributing light of the light source 300, is located in the light emitting direction of the light source 300, and is disposed on the lamp holder 100, in this embodiment, the lens 400 includes a lower light-bias portion 401 close to the transparent cabinet plate 201, and the light source 300 faces the bottom of the transparent cabinet plate 201 or the vicinity thereof through a first maximum light intensity direction 402 of the light of the lower light-bias portion 401. The purpose is for there is light to shine on the bottom of transparent cabinet board 201 and its body. The transparent cabinet plate 201 is generally vertically disposed, and the first maximum light intensity direction 402 forms an angle of ± 10 ° with the vertical direction.

The structure deflects a part of light of the light source 300 downwards through the lower light deflection part 401, so that the first maximum light intensity direction 402 of the part of light faces to the bottom or the vicinity of the transparent cabinet plate 201, the body, the bottom and the vicinity of the bottom of the transparent cabinet plate 201 are illuminated, the transparent feeling of the showcase is better, and the visual effect is enhanced.

The lens 400 may be provided with only the lower polarized light portion 401 and the illumination inside the cabinet may be naturally illuminated by the rest of the light source 300, but in order to improve the light efficiency and the illumination effect, the lens 400 further comprises an upper polarized light portion 403 away from the transparent cabinet plate 201, and the second maximum light intensity direction 404 of the light source 300 passing through the upper polarized light portion 403 is deflected upward with respect to the optical axis 301 of the light source 300. The deflection angle of the second maximum light intensity direction 404 with respect to the optical axis 301 can be set as required, and preferably, the deflection angle of the second maximum light intensity direction 404 with respect to the optical axis 301 is 20 ° to 40 °. Further, the second maximum light intensity direction 404 is deflected upward by an angle of 50 ° to 80 ° with respect to the first maximum light intensity direction 402.

In order to make the structure compact and facilitate installation, it is preferable that the lower polarizing portion 401 and the upper polarizing portion 403 are integrally formed.

In order to improve the lighting efficiency, for the showcase, the lamp holder 100 of this embodiment is in a bar shape, and in a plane perpendicular to the length direction of the lamp holder 100 and passing through the center of the light source 300, the light-emitting side of the lower light-polarizing portion 401 is the first light-polarizing curve 405. In a plane perpendicular to the length direction of the lamp holder 100 and passing through the center of the light source 300, the light-emitting side of the upper polarized light part 403 is a second polarized light curve 406.

Corresponding to the strip-shaped lamp holder 100, the light sources 300 are also provided in a plurality and spaced along the length direction of the lamp holder 100, and for energy saving and environmental protection, the light sources 300 are LED chips, which is a prior art and will not be described herein.

The lens 400 may be separately provided for each light source 300 to be a single lens, so that the lens 400 may distribute light to the light sources 300 in the longitudinal direction of the lamp holder 100, thereby improving light extraction efficiency.

For convenience of manufacturing and cost reduction, it is preferable that the lens 400 is a strip lens. The lens 400 is stretched in the longitudinal direction with reference to the contour of the lens 400 in a plane perpendicular to the longitudinal direction of the lamp holder 100 and passing through the center of the light source 300, and may be manufactured by an extrusion molding technique.

In order to achieve a good polarization effect, it is preferable that the first polarization curve 405 and the second polarization curve 406 are connected and the connection 407 is concave toward the light source 300. The connection line between the connection portion 407 and the light source 300 is a polarization center line, and the ratio of the light source 300 to the lower polarization portion 401 and the upper polarization portion 403 can be seen according to the position relationship between the polarization center line and the optical axis 301, and the ratio is 1: 5-2: 3. Thus, the light source 300 is primarily used for interior illumination, with a small fraction of the light distributed to the lower polarizer portion 401 to improve overall permeability.

For ease of manufacture and installation, the lamp holder 100 in this embodiment includes a circuit board mount 101 coupled to the lens 400. Further, the circuit board mounting seat 101 and the lens 400 are integrally formed, and a mounting cavity 500 for accommodating the circuit board 200 is formed therebetween. Installation cavity 500 can set to confined form, and water-proof effects is better, and for the convenience of installation, be equipped with the mounting groove of grafting circuit board 200 on the relative inner wall of installation cavity 500.

The lamp holder 100 further includes a base 102 to which the circuit board mount 101 is fixed. The base 102 is provided with a slot for fixing the circuit board mounting base 101.

In order to improve the sealing effect, an end cap assembly 600 is further included and is disposed on the lamp holder 100. When the lamp holder 100 is in a bar shape, the end cap assemblies 600 need to be disposed at both ends of the lamp holder, and the end cap assemblies 600 are used for an external power supply, a fixed lamp body, water resistance, dust resistance and the like.

In order to prevent glare, the light shield 700 disposed on the lamp holder 100 is further included in the present embodiment. The light shield 700 is used to shield the light source 300 from directly emitting light to human eyes. The light shield 700 is integrally formed with the base 102.

As shown in fig. 8, the showcase of the present embodiment includes a bottom plate 202 and a transparent cabinet plate 201, the transparent cabinet plate 201 forms a display chamber 203 around the bottom plate 202, and a showcase lamp 1000 is installed on a top of the transparent cabinet plate 201.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.

Claims

1. A showcase light fixture, comprising:

the lamp holder (100) is arranged on the top of the transparent cabinet plate (201) of the display cabinet (2000);

the circuit board (200) is arranged on the lamp holder (100) and is positioned on the inner side of the transparent cabinet plate (201);

the light source (300) is arranged on the circuit board (200), and the outward extending direction of the optical axis (301) faces to the inside of the showcase (2000);

the lens (400) is positioned in the light outgoing direction of the light source (300) and arranged on the lamp holder (100);

characterized in that the lens (400) comprises a lower light-deflecting portion (401) close to the transparent cabinet plate (201), and the first maximum light intensity direction (402) of the light rays of the light source (300) passing through the lower light-deflecting portion (401) is towards the bottom or near the transparent cabinet plate (201).

2. The showcase lamp of claim 1, wherein the lens (400) further comprises an upper polarizing portion (403) remote from the transparent cabinet plate (201), the second maximum intensity direction (404) of light of the light source (300) passing through the upper polarizing portion (403) being deflected upward with respect to the optical axis (301) of the light source (300).

3. The fixture as claimed in claim 2, wherein the lower polarizing portion (401) and the upper polarizing portion (403) are integrally formed.

4. Showcase lamp according to claim 2, wherein said lamp holder (100) is bar-shaped, and in a plane perpendicular to a length direction of said lamp holder (100) and passing through a center of said light source, a light exit side of said lower polarization portion (401) is a first polarization curve (405).

5. The showcase lamp of claim 4, wherein, in a plane perpendicular to a lengthwise direction of the lamp holder (100) and passing through a center of the light source (300), a light exit side of the upper polarization portion (403) is a second polarization curve (406).

6. The fixture as claimed in claim 5, wherein the first polarization curve (405) and the second polarization curve (406) are connected and the connection point is concave towards the light source.

7. The showcase lamp according to claim 1, wherein the light source (300) distributes light to the lower polarized light section (401) and the upper polarized light section (403) in a ratio of 1:5 to 4: 6.

8. Showcase lamp according to any one of claims 1 to 7, wherein said lens (400) is a strip lens.

9. The fixture of claim 1, wherein the fixture (100) includes a circuit board mount (101) coupled to the lens (400).

10. The fixture of claim 9, wherein the circuit board mount (101) and the lens (400) are integrally formed and form a mounting cavity (500) therebetween for receiving the circuit board (200).

11. The fixture of claim 9, wherein the fixture (100) further comprises a base (102) to which the circuit board mount (101) is secured.

12. The fixture lamp of claim 1 further comprising an end cap assembly (600) disposed on the fixture (100).

13. The fixture of claim 1, further comprising a light shield (700) disposed on the fixture (100).

14. A showcase comprising a base plate (202) and a transparent cabinet plate (201), the transparent cabinet plate (201) forming a display chamber (203) around the base plate (202), characterized in that at least one showcase light fixture (1000) according to any one of claims 1 to 13 is mounted on top of the transparent cabinet plate (201).