CN218001320U

CN218001320U - Side-lighting human body induction night lamp with light guide plate

Info

Publication number: CN218001320U
Application number: CN202221872332.5U
Authority: CN
Inventors: 狄震
Original assignee: Hebei Hongan Base Technology Co ltd
Current assignee: Hebei Hongan Base Technology Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-12-09
Anticipated expiration: 2032-07-20

Abstract

The utility model relates to the field of lighting technology, especially, relate to a take luminous human response night-light of side of light guide plate, include: the LED lamp comprises a lampshade, a chassis, a light source plate, a light guide plate and a human body pyroelectric sensor, wherein the light guide plate is annular, the diameter of the light guide plate is larger than that of the lampshade and the chassis, and light inside the light guide plate can be outwards transmitted and refracted; the center position of annular light guide plate is arranged in to the light source board, and light source board and light guide plate are in the coplanar, and human pyroelectric sensor arranges the center position of light source board in. This night-light can refract the side with light through the light guide plate, realizes that the side is luminous. Still be provided with the pattern on the light guide plate, the pattern can show when luminous, makes the night-light more pleasing to the eye. This take luminous human response night-light of side of light guide plate internal structure is simple, convenient equipment, and luminous effect is diversified, strengthens the practicality of night-light, provides better experience for the user.

Description

Side-lighting human body induction night lamp with light guide plate

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a take luminous human response night-light of side of light guide plate.

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 bedroom lamp instantly emits strong light, so that eyes can not adapt to the bedroom lamp, and 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 light also causes discomfort to eyes to a certain extent, 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 take luminous human response night-light of side of light guide plate for solve among the prior art night-light openly luminous penetrate eyes directly, luminous effect is dull, the assembly process is complicated, problem that degree of mechanization is low.

In order to realize the above object, the utility model discloses a take luminous human response night-light of side of light guide plate, include: the human body pyroelectric sensor comprises a lampshade, a chassis, a light source plate, a light guide plate and a human body pyroelectric sensor, wherein the light guide plate is annular, the diameter of the light guide plate is larger than that of the lampshade and the chassis, and light inside the light guide plate can be outwards transmitted and refracted; the center position of annular light guide plate is arranged in to the light source board, and light source board and light guide plate are in the coplanar, and human pyroelectric sensor arranges the center position of light source board in.

Preferably, the light guide plate is provided with a first groove, the bottom surface of the light guide plate is provided with a second groove, the outer edge of the lampshade is provided with a first protrusion, the side surface of the chassis is provided with a second protrusion, the first groove and the first protrusion are buckled together, and the second groove and the second protrusion are buckled together; the light guide plate, the lampshade and the chassis can be conveniently fixed together, and ultrasonic welding is facilitated.

Preferably, the outer ring side surface of the light guide plate is an inclined surface inclined upwards, and the light guide plate is made of a transparent material; the inclined plane of tilt up can increase the area of refraction, and transparent material's light guide plate can increase the luminousness.

Preferably, the light guide plate is provided with a pattern so that the pattern can be displayed in a light-emitting state, thereby increasing the variety of light emission.

Preferably, the light source board is provided with side light-emitting lamp beads which are distributed at the edge of the light source board in a circumferential array; the luminous lamp pearl of side can the direct irradiation on the light guide plate, increases the luminance of light guide plate.

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 light guide plate are positioned on the same plane.

Preferably, the lampshade is provided with a round hole, and the diameter of the round 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 of the human body pyroelectric sensor; 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.

Preferably, the LED lamp also comprises a battery, a key and a USB charging port which are all arranged below the light source plate; the battery is the lithium cell, and the adjustable luminous mode of button, USB can be to lithium cell charging.

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

Drawings

FIG. 1 is an exploded view of a side-emitting body-sensing night light with a light guide plate;

FIG. 2 is a front view of a side-emitting body-sensing night light with a light guide plate;

FIG. 3 is a cross-sectional view of a light guide plate;

FIG. 4 is a front view of the lamp housing;

FIG. 5 is a view showing a structure of a light source plate;

fig. 6 is a sectional view of the chassis.

In the drawings, the reference numbers: 1. a lamp shade; 11. a first protrusion; 12. a circular hole; 2. a light guide plate; 22. a first groove; 23. a second groove; 24. a bevel; 3. a chassis; 31. a second protrusion; 33. a support post; 4. a light source board; 41. a side light-emitting lamp bead; 5. human pyroelectric sensor.

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 preferred embodiments of the present invention, not all embodiments. 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. 1, the side-emitting human body induction night lamp with a light guide plate comprises: lamp shade 1, chassis, light source board 4 and light guide plate 2, wherein light guide plate 2 is cyclic annular, and the part of fretwork is circular in the middle of the light guide plate 2, and the diameter of fretwork circular part equals with the diameter of light source board 4, can make light source board 4 can put into the fretwork position to make light source board 4 and light guide plate 2 be in on the same plane, thereby make the light direct irradiation that sends on the light source board 4 on the light guide plate 2. The diameter of the light guide plate 2 is larger than that of the lampshade 1 and the chassis, and the light guide plate can conduct the light inside outwards and refract the light. The light emitted in this way can not directly irradiate human eyes, so that a user feels comfortable. Human pyroelectric sensor can respond to the human body, can control the night-light and open automatically.

Human pyroelectric sensor 5 sees through the round hole 12 of lamp shade 1 and exposes 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 end and then reset first preset time, up to first preset time delay end, then close the night-light.

In some preferred embodiments, the outer annular side surface of the light guide plate 2 may be an inclined surface 24 inclined upward, and the inclined surface 24 may refract light guided from the inside, thereby increasing the range of illumination. In order to conduct the light inside, the light guide plate 2 is made of a transparent material such as PS, PC, or PMMA, thereby increasing the light transmittance. The top surface of the light guide plate 2 is provided with a first groove 22, the bottom surface is provided with a second groove 23, the outer edge of the lampshade 1 is provided with a first bulge 11, and the side surface of the chassis is provided with a second bulge 31. The first protrusion 11 and the first groove 22 have the same diameter and can be snapped together to connect the lamp housing 1 and the light guide plate 2 together, and the second groove 23 and the second protrusion 31 have the same diameter and can be snapped together to connect the light guide plate 2 and the chassis 3 together. The lampshade 1 is positioned above the light guide plate 2, the chassis 3 is positioned below the light guide plate 2, namely, the light guide plate 2 is arranged between the lampshade 1 and the chassis 3, and the lampshade 1, the light guide plate 2 and the chassis 3 are connected together through a structure of protrusions and grooves. Still be equipped with the pattern on the light guide plate 2 and can be the pattern of carving on also can be the pattern of printing, after opening the night-light, on the inside light that sends shines to light guide plate 2, the pattern on the light guide plate 2 can very clear showing, makes luminous effect diversified, strengthens the practicality of night-light, provides good experience for the user.

In some preferred implementations, this take the inside light source board 4 of the luminous human response night-light of side of light guide plate, be equipped with side light-emitting lamp pearl 41 on the light source board 4, side light-emitting lamp pearl 41 can be luminous in the side, in order to reduce sheltering from of 4 offside light-emitting lamp pearls 41 of light source board, be side light-emitting lamp pearl 41 the edge of circumference array distribution at light source board 4, then put into the position of fretwork in the middle of the light guide plate 2 to light source board 4, and make light source board 4 and light guide plate 2 be in the coplanar, side light-emitting lamp pearl 41 can direct irradiation on light guide plate 2 like this, thereby reduce the loss of light, improve the utilization ratio of light, increase the luminance of light guide plate 2.

In some preferred embodiments, at least 2 support posts 33 are disposed on the chassis, and the support posts 33 support the light source board 4 and can support the light source board 4 and the light guide plate 2 on the same plane. The support posts 33 can also fix the light source board 4, and the light source board 4 can be fixed on the support posts 33 by screws so that the light source board 4 and the light guide plate 2 are on the same plane.

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 edge diameter of the human pyroelectric sensor 5 and smaller than the outer edge diameter, the upper part of the human pyroelectric sensor 5 can penetrate through the circular hole 12 on the lampshade 1, the outer edge is clamped on the circular hole 12 and cannot penetrate through the circular hole 12, and thus the lampshade 1 fixes the human pyroelectric sensor 5. The human pyroelectric sensor 5 is located at the central position of the light source, and the round hole 12 of the lampshade 1 is located at the central position of the lampshade 1, so that the light source plate 4 is fixed at the central position of the hollow part of the light guide plate 2.

In some preferred embodiments, the night light further comprises a battery, a button, a USB charging port, all disposed below the light source board 4; the battery is the lithium cell, but the adjustable light mode of button, and USB can be to lithium cell charging.

In a further specific implementation, firstly, the light guide plate 2 is placed on the chassis 3, the light guide plate 2 and the chassis 3 are connected together through the second protrusion 31 and the second groove 23, then the light source plate 4 is placed on the pillar 33 of the chassis 3, the circular hole 12 of the lampshade 1 is aligned with the human body pyroelectric sensor 5 on the light source plate 4, so that the human body pyroelectric sensor 5 is exposed out of the circular hole 12 of the lampshade 1, then the first groove 22 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 function of fixing the light source plate 4 can be achieved. Finally, the first protrusion 11 and the first groove 22 are fixed together by ultrasonic technology or gluing, and the second groove 23 and the second protrusion 31 are fixed together, so that the night lamp is assembled and produced. Therefore, the night lamp is simple in internal structure, convenient to assemble, high in production process mechanization degree and capable of improving production efficiency.

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

1. A take luminous human response night-light of side of light guide plate includes: the human body pyroelectric light source comprises a lampshade (1), a chassis (3) and a light source plate (4), and is characterized by further comprising a light guide plate (2) and a human body pyroelectric sensor (5), wherein the light guide plate (2) is annular, the diameter of the light guide plate is larger than that of the lampshade (1) and the chassis (3), and light inside the light guide plate can be transmitted and refracted outwards; the light source plate (4) is arranged at the central position of the annular light guide plate (2), the light source plate (4) and the light guide plate (2) are located on the same plane, and the human body pyroelectric sensor (5) is arranged at the central position of the light source plate (4).

2. The side-emitting human body induction night lamp with the light guide plate according to claim 1, wherein the light guide plate (2) is provided with a first groove (22), the bottom surface is provided with a second groove (23), the outer edge of the lampshade (1) is provided with a first protrusion (11), the side surface of the chassis (3) is provided with a second protrusion (31), the first groove (22) and the first protrusion (11) are buckled together, and the second groove (23) and the second protrusion (31) are buckled together.

3. The side-emitting human body induction night light with the light guide plate according to claim 1, wherein the outer annular side of the light guide plate (2) is an inclined plane (24), and the light guide plate (2) is made of a transparent material.

4. The side-emitting human body induction night light with light guide plate according to claim 1, wherein the light guide plate (2) is provided with a pattern which can be displayed in a light emitting state.

5. The side-emitting human body induction night light with the light guide plate as claimed in claim 1, wherein the light source plate (4) is provided with side-emitting lamp beads (41), and the side-emitting lamp beads (41) are distributed at the edge of the light source plate (4) in a circumferential array.

6. The side-emitting human body induction night light with light guide plate according to claim 1, wherein the chassis (3) is provided with at least 2 pillars (33), and the light source plate (4) is disposed on the pillars (33).

7. The side-emitting human body induction night lamp with the light guide plate as claimed in claim 1, wherein 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).

8. The side-emitting human body induction night light with the light guide plate as claimed in claim 1, further comprising a battery, a key, a USB charging port all disposed below the light source plate (4).