CN218599524U

CN218599524U - Lighting lamp for display cabinet

Info

Publication number: CN218599524U
Application number: CN202222505692.8U
Authority: CN
Inventors: 张小斌; 罗建华; 熊艳武
Original assignee: Zhongshan Gongxuan Optoelectronics Co ltd
Current assignee: Zhongshan Gongxuan Optoelectronics Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-03-10
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a show cupboard illumination lamps and lanterns, include: the lamp holder is provided with a rotating seat which is rotatably connected with the upper end of the lamp holder, the rotating seat is connected with a locking mechanism for locking the rotating seat and the lamp holder, the lamp holder is provided with a light source, and when the locking mechanism is unlocked, the light source rotates around the rotating axis of the rotating seat; adopt above-mentioned structure, the utility model discloses can reach the effect that can adjust light-emitting angle, improve the application range of show cupboard illumination lamps and lanterns.

Description

Lighting lamp for display cabinet

Technical Field

The utility model relates to an illumination lamps and lanterns technical field especially relates to a show cupboard illumination lamps and lanterns.

Background

At present, lamp strips or lamp tubes are generally adhered to the lower surface of the top of a glass cover to illuminate in the arrangement of lamps for commodity illumination in the glass cover of a display cabinet, the lamp strips are easy to damage, the lamp strips can only be fixed through glue, the light emitting direction and the height of the lamp strips cannot be well controlled, and the lamp strips are directly adhered to the glass cover to cause heat to be difficult to dissipate due to low heat dissipation efficiency of the glass cover, so that the service life of the lamp strips is influenced.

Chinese application publication No. CN102130227A discloses a fluorescent powder coating process of an LED optical lens and a white light LED packaging process using the optical lens, wherein the upper surface of an LED chip is tightly attached to the lower surface of the optical lens, and the heated LED chip cannot emit heat, so that the service life of the product is short and the lighting effect is affected.

The Chinese utility model patent publication No. CN210241302U provides a display cabinet lighting lamp, which comprises a lamp holder frame body and a lamp strip, wherein the lamp holder frame body comprises a plurality of head-to-tail connected lighting lamp holders, the joint of adjacent lighting lamp holders is provided with a lamp holder mounting angle holder, the lamp holder is provided with a mounting groove for mounting the lamp strip so that the lamp strip is completely arranged in the lighting lamp holder, the light emitted by the lamp strip is emitted downwards, the lamp strip is not exposed, and the lamp strip is prevented from being damaged; however, the utility model discloses a light can only jet out downwards, and the angle and the height of unable adjustment illumination can't realize the illumination to the ization to the product of difference.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present invention is to provide a display case lighting fixture capable of adjusting a light-emitting angle.

The utility model discloses a solve its technical problem and the technical scheme who adopts provides a show cupboard illumination lamps and lanterns, include: the lamp holder is provided with a rotating seat which is rotatably connected with the upper end of the lamp holder, the rotating seat is connected with a locking mechanism which is used for locking the rotating seat and the lamp holder, the lamp holder is provided with a light source, and when the locking mechanism is unlocked, the light source rotates around the rotating axis of the rotating seat.

As a further improvement, the light source is including setting up the base on the lamp holder, and the base is inwards sunken to form the base cavity, is provided with the encapsulation frame on the base cavity, is provided with the LED wafer in the encapsulation frame, is provided with the optical lens who is used for covering the LED wafer on the base, is equipped with the clearance between optical lens and the LED wafer.

As a further improvement, the inner side wall of the base cavity is provided with a reflecting surface.

As a further improvement, the locking mechanism comprises a screw and a nut, and when the locking nut is rotated, the screw and the nut are pressed to rotate the seat and the lamp bracket so as to lock the seat and the lamp bracket.

As a further improvement, the lamp holder is provided with an installation cavity with a forward opening, and the light source is installed in the installation cavity.

As a further improvement, the lamp holder is provided with an installation cavity with a downward opening, and the light source is installed in the installation cavity.

As a further improvement, the lamp holder includes upper end open-ended dead lever, sets up in the inside of dead lever, and can press locking device along the axially sliding's of dead lever telescopic link and the pressing that is used for locking dead lever and telescopic link, and the rotation seat is connected to the telescopic link.

As a further improvement of the utility model, the pressing locking device comprises a telescopic through hole arranged on the fixed rod and a spring pin arranged on the telescopic rod.

As a further improvement of the utility model, the lower end of the fixed rod is provided with the external thread connecting rod.

As a further improvement of the utility model, the lower end of the fixed rod is provided with a supporting base.

The utility model has the advantages that:

1. the height adjusting telescopic rod and the rotating seat for adjusting the light emitting surface are arranged, so that the height adjustment and the illumination angle adjustment can be realized, different light effects are realized, compared with the mode that the lamp strip is pasted on the cabinet body in the prior art, the illuminating position is adjustable, and the heat radiation efficiency is improved; the lamp strip is not exposed and is not easy to damage.

2. Adopt two kinds of fixed mounting methods, the first is through the pole that has the external screw thread structure, can punch the installation on the show cupboard, and the second has the support base for the lighting fixture lower extreme, need not punch in the cupboard.

3. The light source is from taking optical lens, and effective accuse light improves illuminating effect, and reducible conventional lamp area LED wafer's use quantity just does not influence the illumination effect to make whole lamps and lanterns size reduce under the unchangeable circumstances of illuminating effect, do not occupy too much space in the cabinet.

4. In the prior art, in order to ensure enough light-emitting area, fluorescent powder or silica gel is completely paved in the whole cavity of the base, the material is wasted, and the fluorescent powder layer has low heat dissipation efficiency and can cause light-emitting attenuation when being used for a long time; therefore, the utility model has the advantages that the packaging frame surrounding the LED wafer is arranged in the cavity of the base, and the fluorescent powder layer only covers the packaging frame, so that the usage amount of the fluorescent powder is greatly reduced, and the heat dissipation efficiency is improved; the use amount of fluorescent powder is reduced, and the light-emitting area can be correspondingly reduced so as to influence the illumination brightness; and the light source of the lighting lamp improves the heat dissipation efficiency by arranging a gap between the heated LED wafer and the optical lens.

Drawings

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

FIG. 2 is an enlarged view of detail A of FIG. 1;

FIG. 3 is a block diagram of a first embodiment of the present invention;

FIG. 4 is a block diagram of a second embodiment of the present invention;

FIG. 5 is an exploded view of a portion of the components of the first embodiment of the present invention;

FIG. 6 is an exploded view of part of a second embodiment of the present invention;

fig. 7 is a cross-sectional view of a second embodiment of the invention;

fig. 8 is an enlarged view of a portion B of fig. 7;

fig. 9 is a structural view of a third embodiment of the present invention;

fig. 10 is a structural view of a fourth embodiment of the present invention.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1-10, the utility model provides a show cupboard illumination lamps and lanterns includes: the LED lamp comprises a lamp holder 1 and a lamp holder 2, wherein a rotating seat 26 rotatably connected with the upper end of the lamp holder 1 is arranged on the lamp holder 2, the rotating seat 26 is connected with a locking mechanism used for locking the rotating seat 26 and the lamp holder 1, the lamp holder 2 is provided with a light source, the light source comprises a base 22 arranged on the lamp holder 2, the base 22 is recessed inwards to form a base cavity, a packaging frame 23 is arranged on the base cavity, an LED wafer is arranged in the packaging frame 23, an optical lens 24 used for covering the LED wafer is arranged on the base 22, a gap is arranged between the optical lens 24 and the LED wafer, when the locking mechanism is unlocked, the light source rotates around the rotating axis of the rotating seat 26, and the inner side wall of the base cavity is provided with a reflecting surface; through the structure, when the locking mechanism is unlocked, the light source rotates around the rotating axis of the rotating seat 26 so as to change the illumination angle of the light source, in the utility model, the light source can be angularly adjusted by nearly 360 degrees around the rotating axis, compared with the lamp band adhesion in the prior art, the change of the illumination angle can be greatly improved, and the illumination angle can be adjusted according to different products in the display cabinet; the light source adopts above-mentioned structure, when the LED wafer is luminous, because the inside wall of encapsulation frame 23 has reflecting material, therefore light at first can concentrate through the inside wall of encapsulation frame 23 and receive light, carry out the secondary through the plane of reflection of the inside wall of base cavity afterwards and concentrate and receive light, at last the rethread has optical lens 24 of focus function to carry out the cubic and receive light, thereby improve the effect of illumination, and optical lens 24 has certain distance with the encapsulation frame 23 interval that is equipped with the LED wafer, therefore the heat accessible has heat conducting material's base 22 to distribute away more extensively, and the efficiency of heat dissipation is improved, and the service life of the product is prolonged.

Referring to fig. 5-6, the locking mechanism includes a screw 131 and a nut 13, and when the locking nut 13 is rotated, the screw 131 and the nut 13 press the rotating base 26 and the lamp holder 1 to lock the connection between the rotating base 26 and the lamp holder 1; when the locking nut 13 is not rotated, that is, the locking mechanism is in the unlocking state, there is no large friction between the rotating base 26 and the lamp holder 1, so that the lighting angle can be adjusted by directly rotating the rotating base 26, when the locking nut 13 is locked, the screw 131 and the nut 13 press the rotating base 26 and the lamp holder 1, and the rotating base 26 and the lamp holder 1 cannot rotate relatively due to the large friction of surface-to-surface contact.

The first embodiment:

as can be seen from fig. 1-2 and 3, the lamp cap 2 is provided with a mounting cavity 27 with a front opening, the light source is mounted in the mounting cavity 27, as a preferred state, the lamp cap 2 is cylindrical, and the inner side wall of the mounting cavity 27 is provided with a reflecting surface 25; the rotating seat 26 is provided with a rotating matching hole 261; the opening of the mounting cavity 27 is provided with a diffusion plate 21.

The second embodiment:

as can be seen from fig. 7-8 and 6, the lamp cap 2 is provided with a mounting cavity 27 with a downward opening, and the light source is mounted in the mounting cavity 27; in a preferred state, the lamp head 2 is preferably a rectangular parallelepiped, and the inner side wall of the mounting cavity 27 is provided with a reflecting surface 25; the rotating seat 26 is provided with a rotating matching hole 261; the opening of the mounting cavity 27 is provided with a diffusion plate 21.

As can be seen from fig. 3 to 4 and fig. 9 to 10, the lamp holder 1 includes a fixing rod 11 having an open upper end, a telescopic rod 12 disposed inside the fixing rod 11 and slidable in an axial direction of the fixing rod 11, and a press locking device for locking the fixing rod 11 and the telescopic rod 12; referring to fig. 5-6, the upper end of the telescopic rod 12 is provided with a connecting boss 121, and the connecting boss 121 is connected with the rotating seat.

The pressing locking device comprises a plurality of telescopic through holes 111 arranged on the fixed rod 11 and a spring pin 121 arranged on the telescopic rod 12; by pressing the spring pin 121, the telescopic rod 12 can be temporarily detached from the fixing rod 11 so that the telescopic rod can move up and down inside the fixing rod 11 to adjust the height, thereby making the height of the illumination adjustable.

The third embodiment:

the lower end of the fixed rod 11 is provided with an externally threaded connecting rod 14, and the lamp holder 1 can be installed by punching holes in the display cabinet.

The fourth embodiment:

the lower extreme of dead lever 11 is provided with support base 4, and in the show cupboard that the part was not good to be punched, can directly install near the show cupboard through supporting base 41, as the utility model discloses a preferred scheme supports base 41 and can adopt the shape of approximate square.

The encapsulation frame 23 is provided with a fluorescent powder layer covering the LED wafer, and the LED wafer excites the fluorescent powder layer to emit light, so that the illumination effect can be improved.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A display case lighting fixture, comprising: lighting fixture (1), lamp holder (2), be equipped with on lamp holder (2) with rotation seat (26) of connecting are rotated to the upper end of lighting fixture (1), it is used for locking to rotate seat (26) and the locking mechanism of lighting fixture (1) to rotate seat (26), lamp holder (2) have the light source, during the locking mechanism unblock, the light source centers on the axis of rotation of rotating seat (26) rotates.

2. A display case lighting fixture according to claim 1, wherein the light source comprises a base (22) disposed on the lamp holder (2), the base (22) is recessed inward to form a base cavity, a package frame (23) is disposed on the base cavity, an LED chip is disposed in the package frame (23), an optical lens (24) for covering the LED chip is disposed on the base (22), and a gap is disposed between the optical lens (24) and the LED chip.

3. The fixture of claim 2, wherein the interior walls of the base cavity are provided with reflective surfaces.

4. A display case lighting fixture as claimed in claim 1, characterized in that the locking mechanism comprises a screw (131) and a nut (13), and when the nut (13) is locked by rotation, the screw (131) and the nut (13) press the rotary base (26) and the lamp holder (1) to lock the connection of the rotary base (26) and the lamp holder (1).

5. A display case lighting fixture as claimed in claim 3, wherein the base (2) is provided with a forwardly opening mounting cavity (27), and the light source is mounted in the mounting cavity (27).

6. A display case lighting fixture as claimed in claim 3, wherein the base (2) is provided with a downwardly opening mounting cavity (27), and the light source is mounted in the mounting cavity (27).

7. A display case lighting fixture as claimed in claim 1, wherein the lamp holder (1) comprises a fixing rod (11) with an open upper end, a telescopic rod (12) disposed inside the fixing rod (11) and slidable along the axial direction of the fixing rod (11), and a snap locking device for locking the fixing rod (11) and the telescopic rod (12), wherein the telescopic rod (12) is connected to the rotary seat (26).

8. The light fixture of claim 7, wherein the snap-lock device comprises a telescopic through hole (111) provided in the fixing rod (11) and a spring pin (121) provided on the telescopic rod (12).

9. A display case lighting fixture as claimed in claim 7, characterized in that the lower end of the fixing rod (11) is provided with an externally threaded connecting rod (14).

10. A showcase lighting fixture according to claim 7, wherein the lower end of said fixing rod (11) is provided with a support base (4).