CN216556659U - a night light - Google Patents

Abstract

A night light comprises an upper shell, a lower shell and a PCB circuit board; the upper shell is oval as a whole; the back of the upper shell is provided with two fixing posts; the PCB circuit board is provided with two A round hole matched with the first fixed column; the PCB circuit board is sleeved on the first fixed column through the round hole, and is glued to the back of the upper shell; the PCB circuit board is provided with LED lamp beads and a touch sensing circuit; The shell is provided with an oval cavity; the oval cavity is provided with two fixing columns 2 which are matched with the fixing column 1; the fixing column 1 is inserted into the fixing column 2, and the upper The shell and the lower shell are fixedly connected; there is a wire slot between the two fixed columns; the night light is installed at the head of the bed, and when you wake up at night, you only need to reach out and touch the surface of the upper shell of the night light to light up the night light , long press can change the light intensity, touch to turn off after going to bed, easy to use, can be controlled while lying on the bed, avoiding the danger of getting up in the dark.

Description

a night light

technical field

The utility model relates to a household product, in particular to a small night light.

Background technique

The soft light of the night light can provide illumination at night, and avoid the indoor light being too strong and dazzling. At present, most of the night lights are induction type or table lamps placed on the bedside table. When you get up, you need to find the switch in the dark or reach the induction position of the night light after getting out of bed to turn on the night light, which is easy to trip over items and is inconvenient to use.

Utility model content

The purpose of the utility model is to provide a small night light with simple structure, reasonable design and convenient use, aiming at the defects and deficiencies of the prior art.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is as follows: it comprises an upper casing, a lower casing and a PCB circuit board; the upper casing is oval as a whole; the back of the upper casing is provided with two fixing columns 1. There are two round holes on the PCB circuit board that are matched with the fixing column 1; the PCB circuit board is sleeved on the fixing column 1 through the round holes, and is glued to the back of the upper casing; the PCB circuit board is provided with LEDs lamp beads and a touch sensing circuit; an oval cavity is arranged on the lower shell; two fixing posts 2 are arranged in the oval cavity to cooperate with fixing post 1; the diameter of fixing post 2 is larger than that of fixing post 1; The first fixed column is inserted into the second fixed column, and is fixed by the bolts on the back of the lower casing, so that the upper casing and the lower casing are fixedly connected; a wire groove is arranged between the two fixed columns;

Further, the upper surface of the upper casing is an oval smooth plane;

Further, the upper surface of the upper casing and the elliptical cavity of the lower casing are provided with a smooth wear-resistant coating;

Further, one end of the wire slot is provided with a circular slot hole;

Further, the LED lamp beads are arranged in an elliptical ring;

Further, the touch sensing circuit is provided with a voltage regulator circuit, a touch chip U1, and a switch tube U3; the voltage regulator circuit, the touch chip U1, the switch tube U3, the LED lamp beads, and the power supply are connected in series to form a closed loop; There is a voltage regulator chip U2 on the circuit.

After adopting the above structure, the beneficial effects of the present utility model are as follows: the night light of the present utility model is installed at the bedside position. Turn on the night light, long press to change the intensity of the light, touch to turn it off after going to bed, easy to use, can be controlled while lying on the bed, avoid the danger of getting up in the dark, and has the advantages of simple structure, reasonable setting and low production cost.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is the back schematic diagram of the present utility model;

Figure 3 is a schematic view of the back of the upper casing;

Figure 4 is a schematic diagram of the structure of the PCB circuit board;

Figure 5 is a front view of the lower casing;

FIG. 6 is a circuit diagram of a touch sensing circuit.

Description of reference numbers:

1. Lower shell; 2. Upper shell; 3. Clearance gap; 4. Bolt; 5. PCB circuit board; 1-1, wire slot; 1-2, circular slot; Two; 2-1, fixed column one; 5-1, LED lamp beads; 5-2, round hole.

Detailed ways

The present utility model will be further described below in conjunction with the accompanying drawings.

1-5, the technical solution adopted in this specific embodiment is: it includes an upper casing 2, a lower casing 1, and a PCB circuit board 5; the upper casing 2 is elliptical as a whole; the upper casing The upper surface of 2 is an oval smooth plane, and is provided with a smooth and wear-resistant coating for touch; the back of the upper casing 2 is provided with two fixed columns - 2-1, which are used for connecting with the PCB circuit board 5 and the lower surface. The housing 1 is fixed; the PCB circuit board 5 is provided with two circular holes 5-2 matched with the fixing post 1 2-1; the PCB circuit board 5 is sleeved on the fixing post 1 2-1 through the circular holes 5-2, The LED lamp beads 5-1 and the touch sensing circuit are arranged on the PCB circuit board 5; the LED lamp beads 5-1 are arranged in an elliptical ring; the lower shell 1 There is an oval cavity on the top; the oval cavity is provided with a smooth wear-resistant coating; the oval cavity is provided with two fixed columns 2 1-3 matched with the fixed column 1 2-1; the fixed column 2 1 The diameter of -3 is larger than the diameter of the fixed column 1 2-1; the fixed column 1 2-1 is inserted into the fixed column 2 1-3, and is fixed by the bolts 4 on the back of the lower shell 1, so that the upper shell 2 The lower shell 1 is fixedly connected to each other; the upper shell 2 and the lower shell 1 are provided with a light-transmitting gap 3; the two fixed columns 2 1-3 are provided with a wire slot 1-1 for the power cord to pass through the lower shell. The housing 1 is connected to the PCB circuit board 5; one end of the wire slot 1-1 is provided with a circular slot 1-2, which facilitates the installation and removal of the power cord.

Referring to Figure 6, the touch sensing circuit is provided with a voltage regulator circuit, a touch chip U1, and a switch tube U3; the voltage regulator circuit, the touch chip U1, the switch tube U3, the LED lamp beads, and the power supply are connected in series to form a closed loop. There is a voltage regulator chip U2 on the voltage regulator circuit; the model of the touch chip U1 is 8200; the model of the voltage regulator chip U2 is 662K; the model of the switch tube U3 is 882.

The night light is installed at the head of the bed. When you wake up at night, you only need to reach out and touch the upper surface of the upper shell 2 of the night light. The coating is reflected and is transmitted through the light transmission gap 3; long press the upper surface of the upper shell 2 to change the light intensity, and touch the upper surface of the upper shell 2 to close after going to bed. Getting up in the dark is dangerous.

The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention are not departing from the spirit and scope of the technical solution of the present invention. , should be included in the scope of the claims of the present utility model.

Claims (6)

1. A small night lamp is characterized by comprising an upper shell, a lower shell and a PCB circuit board; the whole upper shell is oval; the back of the upper shell is provided with two first fixing columns; two circular holes matched with the first fixing columns are formed in the PCB; the PCB is sleeved on the first fixing column through the round hole and is adhered to the back of the upper shell; the PCB is provided with an LED lamp bead and a touch control induction circuit; an elliptical cavity is arranged on the lower shell; two fixing columns II matched with the fixing columns I are arranged in the oval cavity; the diameter of the second fixing column is larger than that of the first fixing column; the first fixing column is inserted into the second fixing column and fixed through a bolt on the back of the lower shell, so that the upper shell and the lower shell are fixedly connected; a wire slot is arranged between the two second fixing columns.

2. The small night light of claim 1, wherein the upper surface of the upper housing is an oval smooth flat surface.

3. The small night light of claim 2, wherein the smooth wear resistant coating is disposed on the upper surface of the upper housing and in the oval cavity of the lower housing.

4. The small night light of claim 1, wherein the slot is provided with a circular slot at one end.

5. The small night lamp of claim 1, wherein the LED beads are arranged in an elliptical ring.

6. The small night lamp according to claim 5, wherein the touch sensing circuit is provided with a voltage stabilizing circuit, a touch chip U1 and a switch tube U3; the voltage stabilizing circuit, the touch chip U1, the switch tube U3, the LED lamp bead and the power supply are connected in series to form a closed loop; the voltage stabilizing circuit is provided with a voltage stabilizing chip U2.

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