CN219867614U - Lamp capable of adjusting irradiation range - Google Patents

Abstract

The utility model provides a lamp capable of adjusting an irradiation range, which relates to the field of lamps and comprises a base and a cover body, wherein the base is inwards concave to form a cavity, a PCB (printed circuit board) with LED (light emitting diode) lamp beads is arranged in the cavity, a plurality of clamping parts are arranged on the inner side wall of the cavity, which are circumferentially close to the edge of an opening, the clamping parts comprise wedge-shaped steps, a plurality of clamping grooves are arranged on the outer side wall of the cover body, which are circumferentially close to the edge of the opening, a mounting hole is formed in the middle of the cover body, a plurality of arc-shaped clamping pieces are arranged on the inner side of the cover body, and the arc-shaped clamping pieces can clamp light transmitting pieces with different irradiation ranges. The installation and the dismantlement of lid and base are realized through the cooperation of wedge step and block groove and the installation and the dismantlement of the light-transmitting piece of the different irradiation ranges of rethread arc card, compare in traditional exhibition lamp structure, on the one hand can adopt the adjustment that the light-transmitting piece of different refraction angles reached the irradiation range according to the commodity volume size of difference, on the other hand realize that the piece is torn open quick change, easy operation.

Description

Lamp capable of adjusting irradiation range

Technical Field

The utility model relates to the field of lamps, in particular to a lamp with an adjustable irradiation range.

Background

The showcase for displaying commodities is realized by installing the showcase above the placed commodities for clear display or atmosphere creation, and the installation of the traditional showcase can select the angle range of the showcase irradiation according to the commodity size so as to realize the optimal lighting effect, so that the showcase has the following problems: 1. the showcase can only display commodities with consistent volume and size, and has a single display function because the showcase can not adjust the irradiation range according to the sizes of the commodities; 2. when goods with different volumes are to be displayed, the operation of changing different display lamps is troublesome.

Disclosure of Invention

The utility model provides a lamp capable of adjusting an irradiation range, and aims to solve the problems of a spread lamp irradiation angle and troublesome operation of changing the spread lamp.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a lamps and lanterns of adjustable irradiation range, includes base and lid, the base indent forms the cavity, install the PCB board that has the LED lamp pearl in the cavity, cavity inner wall circumference is close to opening edge and sets up a plurality of block portion, the block portion includes wedge step, lid outer wall is close to opening edge and sets up a plurality of block groove, open in the middle of the lid has the mounting hole, the lid inboard is in the circumference of mounting hole is provided with a plurality of arc cards, the light-transmitting piece of different irradiation ranges of arc card chucking, the light-transmitting piece is towards being close to one side protrusion round platform of base, the cross section base of round platform is more than or equal to 120 with the contained angle alpha of hypotenuse, 10 is more than or equal to alpha different the light-transmitting piece sets up different contained angles alpha the round platform.

Further, the engaging portion further includes a guiding protruding strip, the guiding protruding strip is perpendicular to the guiding protruding strip, the outer side wall of the cover body is close to the opening edge and is further provided with a guiding groove, and the guiding groove is perpendicular to the engaging groove.

Further, the number of the wedge-shaped steps is X, and the number of the clamping grooves is Y, wherein X=Y is more than or equal to 3 and less than or equal to 5.

Further, two through holes are further formed in the cover body, two electric connecting columns are arranged on the PCB, and the electric connecting columns extend out of the base from the through holes.

Further, the base is further provided with two heat dissipation holes

Further, the PCB is installed in the cavity of the base through bolts, and the LED lamp beads on the PCB face to one side of the cover body.

Compared with the prior art, the utility model has the beneficial effects that:

the lamp with the adjustable irradiation range is simple in structure and reasonable and ingenious in design, comprises a base and a cover body, wherein the base is inwards concave to form a cavity, a PCB (printed circuit board) with LED (light emitting diode) lamp beads is arranged in the cavity, a plurality of clamping parts are arranged on the inner side wall of the cavity circumferentially close to the edge of an opening, each clamping part comprises a wedge-shaped step, a plurality of clamping grooves are arranged on the outer side wall of the cover body circumferentially close to the edge of the opening, a mounting hole is formed in the middle of the cover body, a plurality of arc-shaped clamping pieces are arranged on the inner side of the cover body circumferentially of the mounting hole, and the arc-shaped clamping pieces can clamp light transmitting pieces with different irradiation ranges. The installation and the dismantlement of lid and base are realized through the cooperation of wedge step and block groove and the installation and the dismantlement of the light-transmitting piece of the rethread arc card realization different irradiation ranges, compare in traditional exhibition lamp structure, on the one hand can adopt the light-transmitting piece of different refraction angles in order to reach adjustment illumination range according to the commodity volume size of difference, on the other hand realize that the piece is torn open quick change, easy operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a lamp with adjustable illumination range according to the present utility model;

FIG. 2 is an exploded view of a lamp with adjustable illumination range according to the present utility model;

FIG. 3 is a schematic view showing the structure of a cover body capable of switching irradiation ranges according to the present utility model;

FIG. 4 is a schematic view of a base structure with switchable illumination ranges according to the present utility model;

fig. 5 is a schematic view of another angle structure of a base capable of switching irradiation ranges according to the present utility model.

Description of the main reference signs

10. A base; 101. wedge-shaped steps; 102. a guide convex strip; 103. a through hole; 104. a heat radiation hole;

20. a cover body; 201. a mounting hole; 202. a clamping groove; 203. a guide groove; 204. arc-shaped cards;

30. a light transmitting sheet.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Examples

Referring to fig. 1-2, the utility model discloses a lamp with adjustable irradiation range, which comprises a base 10 and a cover 20, wherein the base 10 is concavely provided with a cavity, a PCB board with LED lamp beads is installed in the cavity, specifically, a fixing column is fixed in the cavity of the base 10, the PCB board is installed on the fixing column through bolts, the LED lamp beads on the PCB board face one side of the cover 20, namely, the cover 20 is further provided with two through holes 103, two electric connection columns are arranged on the PCB board, the electric connection columns extend out of the base 10 from the through holes 103, an external power supply is connected through the electric connection columns, the traditional mode of adopting wire connection is changed, and the quick connection of the power supply can be realized by adopting the cooperation of the electric connection columns and a socket. Further, two heat dissipation holes 104 are formed in the base 10, and heat generated by light emission of the LED lamp beads is dissipated through the heat dissipation holes 104, so that the service life of the LED lamp beads is prolonged.

Referring to fig. 3-5, a plurality of engaging portions are circumferentially arranged near the edge of the opening on the inner side wall of the cavity, each engaging portion includes a wedge-shaped step 101, a plurality of engaging grooves 202 are formed near the edge of the opening on the outer side wall of the cover 20, a mounting hole 201 is formed in the middle of the cover 20, a plurality of arc-shaped cards 204 are circumferentially arranged on the inner side of the cover 20 in the mounting hole 201, and the arc-shaped cards 204 can clamp the light-transmitting sheets 30 with different irradiation ranges. Specifically, during installation, the wedge-shaped step 101 of the cavity of the cover body 20 is clamped by the clamping groove 202 arranged on the outer side wall of the cover body 20 and close to the edge of the opening, the cover body 20 is installed on the base 10, the periphery of the light-transmitting sheet 30 is clamped on the arc-shaped card 204, the installation of the light-transmitting sheet 30 is realized, the light-transmitting sheet 30 protrudes towards the round table close to one side of the base, the included angle alpha between the bottom edge of the cross section of the round table and the inclined edge is formed, and as the light-transmitting sheet 30 is provided with the round tables with different included angles alpha, the included angle alpha has the value range: the angle alpha is more than or equal to 10 degrees and more than or equal to 120 degrees, the refraction angles of different included angles alpha to light are different, and the light irradiation ranges are different, so that light emitted by the LED lamp beads is refracted through the light-transmitting sheet 30 to form a light source with a certain irradiation range, the light-transmitting sheet 30 can be replaced and installed according to the volume of the commodity, namely, the range of the irradiation light source can be adjusted according to different light-transmitting sheets 30, and irradiation to different commodities is realized. The wedge-shaped step 101 and the clamping groove 202 are matched to realize rapid installation and disassembly, the arc-shaped card 204 is used for realizing rapid installation and disassembly of the light-transmitting sheet 30, and the operation for adjusting the light source range is convenient.

Referring to fig. 3-4, the engaging portion further includes a guiding protrusion 102, the guiding protrusion 102 is perpendicular to the guiding protrusion 102, and a guiding groove 203 is further disposed on the outer side wall of the cover 20 near the opening edge, and the guiding groove 203 is perpendicular to the engaging groove 202. Specifically, when the cover 20 is mounted on the base 10, the guiding protruding strips 102 can be quickly matched and slide along the guiding grooves 203, so that the clamping grooves 202 of the cover 20 can be quickly and one-to-one corresponding to the wedge-shaped steps 101 of the base 10, and quick mounting is further realized. Further, the number of the wedge steps 101 is X, the number of the engaging grooves 202 is Y, and 3 x=y.ltoreq.5, in this embodiment, the number of the wedge steps 101 and the engaging grooves 202 is 4, so that the cover 20 can be firmly fixed on the base 10.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A lamp capable of adjusting an irradiation range, which is characterized in that; including base and lid, the base indent forms the cavity, install the PCB board that has the LED lamp pearl in the cavity, the cavity inner wall circumference is close to opening edge and sets up a plurality of block portion, the block portion includes wedge step, the lid outer wall is close to opening edge and sets up a plurality of block groove, open in the middle of the lid has the mounting hole, the lid inboard is in the circumference of mounting hole is provided with a plurality of arc cards, the light-transmitting piece of different irradiation ranges of arc card chucking, the light-transmitting piece towards being close to one side protrusion round platform of base, the contained angle alpha of cross section base and hypotenuse of round platform, 10 is no less than or equal to alpha is no less than 120, different the light-transmitting piece sets up different contained angles alpha the round platform.

2. The adjustable illumination range luminaire of claim 1, wherein: the clamping part further comprises a guide raised line, the guide raised line is perpendicular to the guide raised line, the outer side wall of the cover body is close to the edge of the opening, and a guide groove is further formed in the outer side wall of the cover body and perpendicular to the clamping groove.

3. The adjustable illumination range luminaire of claim 1, wherein: the number of the wedge-shaped steps is X, the number of the clamping grooves is Y, and X=Y is more than or equal to 3 and less than or equal to 5.

4. The adjustable illumination range luminaire of claim 1, wherein: two through holes are further formed in the cover body, two electric connecting columns are arranged on the PCB, and the electric connecting columns extend out of the base from the through holes.

5. The adjustable illumination range luminaire of claim 1, wherein: the base is further provided with two heat dissipation holes.

6. The adjustable illumination range luminaire of claim 1, wherein: the PCB is installed in the cavity of the base through bolts, and the LED lamp beads on the PCB face to one side of the cover body.