CN218032807U - Side-lighting projection induction night lamp - Google Patents

Abstract

The utility model relates to the field of lighting technology, especially, relate to a luminous response night-light that throws of side, include: the human body pyroelectric sensor comprises a lampshade, a chassis, a light source plate, a projection lens and a human body pyroelectric sensor, wherein the projection lens is annular and is made of a transparent material; the side light-emitting lamp beads are arranged on the light source plate and distributed at the edge of the light source plate in a circumferential array, and the projection lens can project the light of the side light-emitting lamp beads outwards; the light source plate is arranged in the center of the projection lens, the light source plate and the projection lens are located on the same plane, and the human body pyroelectric sensor is arranged in the center of the light source plate. The pattern can be thrown out when this night-light is luminous, can form various patterns around it, and the projection lens who does not take convex lens can also form an aperture on projecting the light of inside to the wall, makes the luminous effect of night-light richen diversified aesthetic feeling that increases the night-light, and this night-light inner structure is simple, and convenient equipment improves production efficiency.

Description

Side-lighting projection induction night lamp

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a luminous response night-light that throws of side.

Background

As is well known, lamps are indispensable lighting tools in life, and provide great convenience for life. Most people can not turn on the bedroom lamp at night, and the eyes can not adapt to the bedroom lamp because the bedroom lamp instantly emits strong light, so that people feel uncomfortable. Therefore, the small night lamp is very popular, and can emit weak light to illuminate the surrounding environment. However, the existing small night lamp emits light from the front, even if the emitted light is weak, the user can feel uncomfortable to a certain degree, and the user experience is not good. And the existing small night lamp has monotonous luminous effect, very complex assembly process and low mechanization degree.

SUMMERY OF THE UTILITY MODEL

The utility model provides a luminous response night-light that throws of side for solve among the prior art night-light openly luminous penetrate eyes directly, luminous effect is monotonous, the assembly process is complicated, problem that level of mechanization is low.

In order to realize the above-mentioned purpose, the utility model discloses a luminous response night-light that throws of side, include: the human body pyroelectric sensor comprises a lampshade, a chassis, a light source plate, a projection lens and a human body pyroelectric sensor, wherein the projection lens is annular and is made of a transparent material; the side light-emitting lamp beads are arranged on the light source plate and distributed at the edge of the light source plate in a circumferential array, and the projection lens can project the light of the side light-emitting lamp beads outwards; the light source plate is arranged in the center of the projection lens, the light source plate and the projection lens are located on the same plane, and the human body pyroelectric sensor is arranged in the center of the light source plate. The side-emitting lamp beads can directly irradiate the projection lens, so that the brightness of the projection lens is increased, and the utilization rate of light is improved.

Preferably, the side surface of the outer ring of the projection lens is provided with a convex lens, the side surface of the inner ring is fixedly provided with a pattern ring, the pattern ring is provided with a pattern, the convex lens and the pattern on the pattern ring are on the same central line, the convex lens can project the pattern to the side surface, the projected pattern can be changed at will by replacing the pattern ring, and the light-emitting effect is enriched and diversified.

Preferably, the outer ring side surface of the projection lens is an inclined slope; the inclined plane can project the light inside onto the wall surface, and an aperture is formed on the wall surface.

Preferably, the projection lens is provided with a first groove and a second bulge, the outer edge of the lampshade is provided with the first bulge, the side surface of the chassis is provided with the second groove, the first groove is buckled with the first bulge, and the second groove is buckled with the second bulge; can be convenient with projecting lens, lamp shade and chassis fixed together, convenient to use ultrasonic bonding.

Preferably, at least 2 support columns are arranged on the base plate, and the light source plate is arranged on the support columns; the support column can support and fix the light source plate, so that the light source plate and the projection lens are positioned on the same plane. A circular hole is formed in the lampshade, and the diameter of the circular hole is larger than the diameter of the inner edge of the human body pyroelectric sensor and smaller than the diameter of the outer edge; the upper part of the human body pyroelectric sensor protrudes out of the round hole of the lampshade and is communicated with the outside; the round hole on the lampshade can limit the position of the pyroelectric sensor.

Compared with the prior art, the beneficial effects of the utility model are that: the side-emitting projection induction night lamp is simple in internal structure, convenient to assemble, high in mechanization degree and capable of improving production efficiency; it can not direct irradiation to people's eye to give out light at the side, and projection lens still can throw the pattern when luminous, makes luminous effect richen diversified, strengthens the practicality of night-light, provides good experience for the user.

Drawings

FIG. 1 is an exploded view of a side-emitting projection induction night light with a projection lens having a convex lens;

FIG. 2 is a schematic diagram of a side-emitting projection induction night light with a projection lens having a convex lens;

FIG. 3 is an exploded view of a side-emitting projection induction night light with an inclined side surface of the outer ring of the projection lens;

FIG. 4 is a structural diagram of a light source board of the present invention;

fig. 5 is a front view of the lamp cover of the present invention;

FIG. 6 is a cross-sectional view of the chassis of the present invention;

fig. 7 is a structural view of a projection lens with a convex lens according to the present invention;

fig. 8 is a sectional view showing the outer ring of the projection lens of the present invention with an inclined surface.

In the drawings, the reference numbers: 1. a lamp shade; 11. a first protrusion; 12. a circular hole; 2. a projection lens; 21. a first groove; 22. a second protrusion; 23. a bevel; 24. a convex lens; 3. a chassis; 31. a second groove; 32. a pillar; 4. a light source plate; 41. a side light-emitting lamp bead; 5. a human body pyroelectric sensor; 6. a pattern ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some of the preferred embodiments of the present invention, not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 3, the side-emitting projection induction night light includes: lamp shade 1, chassis 3, light source board 4 and throw lens 2, wherein throw lens 2 and be the ring form, and the part of throwing the middle fretwork of lens 2 is circular, and the diameter of fretwork circular portion is greater than the diameter of light source board 4, can put into fretwork position with light source board 4 to make light source board 4 and throw lens 2 be in on the same plane, thereby make the light direct irradiation who sends on the light source board 4 throw lens 2. The light inside is projected outward. Human pyroelectric sensor 5 can respond to human body and control the night-light and open and close automatically.

Human pyroelectric sensor 5 sees through the round hole 12 of lamp shade 1 and exposes in the outside for detect the human body, after detecting the human body, control night-light is opened and is set up first preset time, if sensed the human body before first preset time delay finishes then reset first preset time, close the night-light after first preset time delay finishes.

This side is luminous to throw inside active light source board 4 of response night-light, be equipped with side luminescent lamp pearl 41 on the light source board 4, side luminescent lamp pearl 41 can be luminous in the side, in order to reduce sheltering from of 4 offside luminescent lamp pearls 41 of light source board, be side luminescent lamp pearl 41 the edge of circumference array distribution at light source board 4, then put into the position of projection lens 2 middle fretwork to light source board 4, and make light source board 4 and projection lens 2 be in on the coplanar, side luminescent lamp pearl 41 can direct irradiation on projection lens 2 like this, thereby reduce the loss of light, improve the utilization ratio of light, increase projection lens 2's luminance.

In some preferred examples, as shown in fig. 1, a convex lens 24 is provided on the side of the outer ring of the projection lens 2, the diameter of the convex lens 24 is equal to the thickness of the projection lens 2, a pattern ring 6 is provided on the inner ring of the projection lens 2, the outer diameter of the pattern ring 6 is equal to the diameter of the inner ring of the projection lens 2, the pattern ring 6 can be clamped on the inner ring of the projection lens 2, the pattern ring 6 is provided with a pattern, the pattern and the convex lens 24 are on the same center line, the pattern ring 6 can be freely replaced, and the function of projecting different patterns is realized. The pattern on the luminous lamp pearl 41 of side and the pattern ring (6) on the light source board 4 is on same central line, and the luminous lamp pearl 41 of side can directly shine the pattern on the pattern ring (6), then projects the pattern edgewise on pattern ring (6) through convex lens 24 on the wall to show the pattern on the wall, increased the luminous abundant variety of night-light.

In some preferred embodiments, the outer ring side of the projection lens 2 shown in fig. 3 may be a downward inclined surface 23, the inclined surface 23 may project the light of the side-emitting lamp bead to the wall surface, so as to form an aperture on the wall surface, and the size of the aperture projected on the wall surface is changed by adjusting the inclination angle of the inclined surface 23, and the smaller the inclination angle, the larger the range of the aperture, the larger the inclination angle, and the larger the aperture projected on the wall surface.

In some preferred embodiments, in order to project the light inside the projection lens 2 from the outer ring side, the projection lens 2 is made of a transparent material, such as PS, PC, and PMMA, to increase the light transmittance. The top surface of the projection lens 2 is provided with a first groove 21, the bottom surface is provided with a second bulge 22, the outer edge of the lampshade 1 is provided with a first bulge 11, and the side surface of the chassis 3 is provided with a second groove 31. The first protrusion 11 and the first recess 21 have the same diameter and are adapted to be snapped together to couple the lamp housing 1 and the projection lens 2 together, and the second recess 31 and the second protrusion 22 have the same diameter and are adapted to be snapped together to couple the projection lens 2 and the chassis 3 together. The lampshade 1 is positioned above the projection lens 2, the chassis 3 is positioned below the projection lens 2, namely the projection lens 2 is arranged between the lampshade 1 and the chassis 3, the lampshade 1, the projection lens 2 and the chassis 3 are welded together by an ultrasonic welding technology through a protrusion and groove structure, manual assembly removal is not needed, and the production efficiency and the mechanical degree of assembly can be improved.

In some preferred embodiments, a circular hole 12 is disposed in the center of the lampshade 1, the diameter of the circular hole 12 is larger than the inner diameter of the human pyroelectric sensor 5 and smaller than the outer diameter, the upper part of the human pyroelectric sensor 5 can penetrate through the circular hole 12 in the lampshade 1, and the outer edge is clamped on the circular hole 12 and cannot penetrate through the circular hole 12, so that the lampshade 1 fixes the human pyroelectric sensor 5. The human body pyroelectric sensor 5 is located at the center position of the light source, and the round hole 12 of the lampshade 1 is located at the center position of the lampshade 1, so that the light source plate 4 is fixed at the center position of the hollow part of the projection lens 2. At least 2 support columns 32 are arranged on the chassis 3, and the support columns 32 support the light source plate 4 and can support the light source plate 4 and the projection lens 2 to be positioned on the same plane. The support column 32 can also fix the light source board 4, and the light source board 4 is buckled and pressed by the lampshade 1, so that the light source board 4 is stably fixed on the support column 32 and cannot be loosened in the shell. The mode can simplify the assembly process and reduce the production cost.

In a further specific embodiment, the projection lens 2 is firstly placed on the chassis 3, the projection lens 2 and the chassis 3 are connected together through the second protrusion 22 and the second groove 31, then the light source plate 4 is placed on the support column 32 of the chassis 3, then the circular hole 12 of the lampshade 1 is aligned with the human body pyroelectric sensor 5 on the light source plate 4, the part above the outer edge of the human body pyroelectric sensor 5 is exposed from the circular hole 12 of the lampshade 1, then the first groove 21 and the first protrusion 11 are buckled together, and meanwhile the lampshade 1 can press the outer edge of the human body pyroelectric sensor 5, so that the fixing effect on the light source plate 4 is realized. Finally, the first projection 11 is fixed to the first recess 21 by means of ultrasonic techniques or by gluing, and the second recess 31 is fixed to the second projection 22, so as to complete the assembly production of the night light. Therefore, the night lamp is simple in internal structure, convenient to assemble and high in production process mechanization degree, and production efficiency is improved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (5)

1. A side-emitting projection induction night light, comprising: the human body pyroelectric LED lamp is characterized by further comprising a projection lens (2) and a human body pyroelectric sensor (5), wherein the projection lens (2) is annular, and the projection lens (2) is made of transparent materials; the side light-emitting lamp beads (41) are arranged on the light source board (4), the side light-emitting lamp beads (41) are distributed at the edge of the light source board (4) in a circumferential array mode, and the projection lens (2) can project light of the side light-emitting lamp beads outwards; the light source plate (4) is arranged at the center of the projection lens (2), the light source plate (4) and the projection lens (2) are located on the same plane, and the human body pyroelectric sensor (5) is arranged at the center of the light source plate (4).

2. The side-emitting projection induction night light as claimed in claim 1, wherein the projection lens (2) is provided with a convex lens (24) on the outer ring side, a pattern ring (6) is fixed on the inner ring side, the pattern ring (6) is provided with a pattern, and the convex lens (24) and the pattern ring (6) are on the same center line.

3. A side-emitting projection-sensing night light according to claim 1, wherein the projection lens (2) has a beveled surface (23) on the outer circumferential side.

4. A side-emitting projection induction night light as claimed in claim 2 or 3, wherein the projection lens (2) is provided with a first groove (21) and a second protrusion (22), the outer edge of the lampshade (1) is provided with a first protrusion (11), the side of the chassis (3) is provided with a second groove (31), the first groove (21) and the first protrusion (11) are buckled together, and the second groove (31) and the second protrusion (22) are buckled together.

5. The side-emitting projection induction night lamp according to claim 4, wherein at least 2 pillars (32) are arranged on the chassis (3), the light source board (4) is arranged on the pillars (32), the lampshade (1) is provided with a circular hole (12), the diameter of the circular hole (12) is larger than the diameter of the inner edge of the human body pyroelectric sensor (5) and smaller than the diameter of the outer edge, and the upper part of the human body pyroelectric sensor (5) protrudes out of the circular hole (12) of the lampshade (1).

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