CN211119059U - An LED night light - Google Patents

Abstract

The utility model discloses a L ED little night-light belongs to L ED lamp field, including installation shell, plug, dull polish pipe, L ED lamp strip, L ED drive circuit, battery, charging circuit, electromagnetic switch structure, socket, the electromagnetic switch structure includes switch box, coil, moving contact, static contact the utility model discloses an it gets the electricity to insert on the domestic socket to the plug, then through the socket direct electric connection with installation shell top installation and then provide a jack position, has solved little night-light and has taken the jack problem, utilizes charging circuit to charge and then realizes charging to the battery and utilizes the electromagnetic switch structure to break off the discharge circuit of battery when the commercial power switch-on, and L ED lamp strip lights when having a power failure with the discharge circuit switch-on between battery and the L ED lamp strip and then realize having a power failure when having a power failure, plays emergency lighting function.

Description

An LED night light

technical field

The utility model relates to the field of LED lights, in particular to an LED night light.

Background technique

LED lights have the characteristics of energy saving and high efficiency, so they are suitable as the light source of night lights. The existing night lights cannot work when the mains is out of power and cannot be used as emergency lighting. The night lights are usually plugged into the socket when in use, occupying the socket. jack, which will cause inconvenience in use.

Utility model content

The purpose of the utility model is to design an LED night light in order to solve the problem that the existing night light cannot be used as emergency lighting and occupies socket jacks.

The technical solution of the present utility model to achieve the above purpose is, an LED night light, comprising a mounting shell, a plug, a frosted tube, an LED light bar, an LED driving circuit, a battery, a charging circuit, an electromagnetic switch structure, and a socket, and the plug is installed in the At the lower end of the installation shell, the frosted tube sleeve is installed outside the installation shell, the LED light bar is installed in the frosted tube, the LED drive circuit is installed in the installation shell, and its input end and the plug are electrically connected to its output end and the LED light. The battery is installed in the installation shell, the charging circuit is installed in the installation shell, and its input end and the plug are electrically connected to the output end and the battery is electrically connected, and the electromagnetic switch structure is installed in the installation shell , the socket is installed on the upper end of the installation shell and is electrically connected with the plug.

Preferably, the electromagnetic switch structure includes a switch box, a coil, a moving contact, and a static contact, the switch box is installed in the installation shell, the coil is installed in the switch box, and a pair of the moving contacts is rotatable The pair of static contacts are installed in the installation case and located under the coil, and are installed in the installation box and correspond to the positions of the movable contacts.

Preferably, the coil is electrically connected in series with the line connecting the LED driving circuit to the LED light bar.

Preferably, the moving contact is electrically connected to the LED light bar, and the static contact is electrically connected to the battery.

Preferably, the frosted tube is a transparent frosted plastic tube.

beneficial effect

The utility model provides an LED night light, which has the following beneficial effects. Through its structural design, the device uses a plug to be inserted into a household socket to obtain electricity, and then is directly electrically connected to the socket installed on the top of the installation shell to provide electricity. A jack position solves the problem of the night light occupying the jack, uses the charging circuit to charge and then realizes the charging of the battery, and uses the electromagnetic switch structure to disconnect the discharge circuit of the battery when the mains is turned on, and disconnect the battery from the battery during a power outage. The discharge circuit between the LED light bars is connected to realize the lighting of the LED light bars when the power is cut off, and plays an emergency lighting function, thereby solving the problems raised in the background art.

Description of drawings

Fig. 1 is the structure schematic diagram of the LED night light of the present invention;

2 is a cross-sectional structural schematic diagram of the electromagnetic switch structure of the LED night light according to the present invention;

3 is a schematic diagram of the circuit connection relationship of the LED night light according to the present invention.

In the figure, 1, installation shell; 2, plug; 3, frosted tube; 4, LED light bar; 5, LED drive circuit; 6, battery; 7, charging circuit; 8, socket; 9, switch box; 10, coil ; 11. Moving contacts; 12. Static contacts.

Detailed ways

The technical solutions in 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. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: an LED night light, comprising a mounting shell 1, a plug 2, a frosted tube 3, an LED light bar 4, an LED driving circuit 5, a battery 6, and a charging circuit 7 , Electromagnetic switch structure, socket 8, plug 2 installed at the lower end of the installation shell 1, plug 2 single-phase double-ended plug, suitable for most sockets, frosted tube 3 set installed outside the installation shell 1, LED light bar 4 installed in In the frosted tube 3, the LED drive circuit 5 is installed in the installation shell 1, and its input end is electrically connected to the plug 2, and its output end is electrically connected to the LED light bar 4. The LED drive circuit 5 is an existing technology, which can be integrated in In the installation shell 1 of the night light, the battery 6 is installed in the installation shell 1, the battery 6 is a lithium battery, and the charging circuit 7 is installed in the installation shell 1 and its input end is electrically connected to the plug 2 and the output end is electrically connected to the battery 6 Connection, the charging circuit 7 is the prior art, the output voltage of the battery 6 is 6V, the output voltage of the charging circuit 7 should match the battery 6, the electromagnetic switch structure is installed in the installation shell 1, the socket 8 is installed on the upper end of the installation shell 1 and its It is electrically connected to the plug 2, and the socket 8 is a two-hole socket.

The electromagnetic switch structure includes a switch box 9, a coil 10, a movable contact 11, and a static contact 12. The switch box 9 is installed in the installation shell 1, the switch box 9 provides a mounting platform, and the coil 10 is installed in the switch box 9. An iron core can be inserted into the coil 10, which is convenient to provide magnetic force under the condition of electrification. A pair of movable contacts 11 can be rotatably installed in the installation shell 1 and located under the coil 10. The movable contacts 11 are made of elastic metal sheets. It is made of iron, and a pair of static contacts 12 are installed in the installation box and correspond to the positions of the moving contacts 11. The moving contacts 11 are in contact with the static contacts 11 under the action of their own elastic force when the coil 10 is not energized. .

The coil 10 is electrically connected in series with the line connecting the LED driving circuit 5 to the LED light bar 4, and the LED driving circuit 5 provides DC power to the coil LED light bar 4 when the commercial power is turned on. The lamp works when it is powered.

The moving contact 11 is electrically connected to the LED light bar 4 , and the static contact 12 is electrically connected to the battery 6 .

The frosted tube 3 is a transparent frosted plastic tube, and the material of the transparent plastic tube is convenient for the light emitted by the LED light bar 4 to be scattered when passing through the frosted tube 3, thereby providing softer light.

Figure 3 of the accompanying drawings in this specification only shows the circuit connection relationship of the electrical structure in the night light, not an actual circuit diagram. Those skilled in the art can refer to this circuit connection relationship to connect the circuit, and the specific connection method belongs to the prior art.

All the electrical components in this case are connected with the power supply to which they are adapted through wires by those skilled in the art, and an appropriate controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principles Among them, the electrical connection between the electrical components is completed in sequence, and the detailed connection method is known in the art. The following mainly introduces the working principle and process, and will not describe the electrical control.

In this embodiment:

First, insert the plug 2 into the user's home socket through the installation shell 1;

Then the plug is powered to send the power to the socket 8, and the user can plug other electrical appliances into the socket 8;

At the same time, the plug 2 sends the mains power to the LED driving circuit 5, and the LED driving circuit 5 converts the mains power into DC and then sends it to the LED light bar 4. The LED light bar 4 works to emit light, and is scattered by the frosted tube 3 to provide illumination;

At the same time, the plug 2 sends the mains power to the charging circuit 7, and the battery 6 is charged after passing through the charging circuit 7;

At this time, the coil 10 receives electricity and adsorbs the moving contact 11 under the coil 10, thereby disconnecting the moving contact 11 from the static contact 12, thereby disconnecting the circuit between the battery 6 and the LED light bar;

When a power failure occurs, the coil 10 no longer receives the current from the LED driving circuit 5 , and then the moving contact 11 contacts the static contact 12 under the action of its own elasticity, thereby conducting the circuit between the battery 6 and the LED light bar 4 . , and then the battery supplies power to the LED light bar 4, and the LED light bar 4 works, thereby playing the role of emergency lighting.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. without more restrictions. An element defined by the phrase "comprising an... does not preclude the presence of additional identical elements in a process, method, article or apparatus comprising said element".

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides a L ED little night-light, includes installation shell (1), plug (2), dull polish pipe (3), L ED lamp strip (4), L ED drive circuit (5), battery (6), charging circuit (7), electromagnetic switch structure, socket (8), a serial communication port, install in installation shell (1) lower extreme plug (2), dull polish pipe (3) suit is installed outside installation shell (1), install in dull polish pipe (3) L ED lamp strip (4), L ED drive circuit (5) are installed in installation shell (1) and its input and its output of plug (2) electric connection and L ED lamp strip (4) electric connection, install in installation shell (1) battery (6), charging circuit (7) are installed in installation shell (1) and its input and plug (2) electric connection output and battery (6) electric connection, electromagnetic switch structure installs in installation shell (1), install in installation shell (8) on installation shell (1) and hold and plug (2) electric connection socket (8).

2. The L ED night lamp of claim 1, wherein the electromagnetic switch structure includes a switch box (9), a coil (10), a movable contact (11), and a stationary contact (12), the switch box (9) is installed in the mounting case (1), the coil (10) is installed in the switch box (9), a pair of movable contacts (11) is rotatably installed in the mounting case (1) and located below the coil (10), and a pair of stationary contacts (12) is installed in the mounting case and corresponds to the movable contacts (11).

3. The L ED nightlight of claim 2, wherein the coil (10) is electrically connected in series with a line connecting L ED driver circuit (5) to the L ED light bar (4).

4. The L ED small night lamp of claim 2, wherein the moving contact (11) is electrically connected to the L ED light bar (4), and the stationary contact (12) is electrically connected to the battery (6).

5. The L ED small night lamp of claim 1, wherein the frosted tube (3) is a transparent frosted plastic tube.

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