CN213576979U

CN213576979U - Desk lamp

Info

Publication number: CN213576979U
Application number: CN202022994285.9U
Authority: CN
Inventors: 赵瑜; 宋雪; 马松杰; 刘力; 史守超; 朱继兵; 曹振斌; 刘哲; 王一帆
Original assignee: YAN'AN VOCATIONAL & TECHNICAL COLLEGE
Current assignee: YAN'AN VOCATIONAL & TECHNICAL COLLEGE
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-06-29
Anticipated expiration: 2030-12-14

Abstract

The utility model belongs to the technical field of the lighting technology and specifically relates to a desk lamp includes: the lamp comprises a lamp shell, a light source and a driving circuit; the lamp shell is internally provided with an accommodating space, the light source is arranged in the accommodating space, the driving circuit is arranged in the accommodating space and is electrically connected with the light source, the driving circuit comprises a vibration sensing module, and the driving circuit drives the light source to emit light after the vibration sensing module detects vibration. The utility model discloses an adopt the mode that detects the vibration to control the operating condition of light source, can be applicable to different types of user groups, driving method is simple. In addition, the desk lamp is similar to a waist drum in design, so that the desk lamp has famous characteristics.

Description

Desk lamp

Technical Field

The utility model relates to the technical field of lighting technology, especially, relate to a desk lamp

Background

People often use table lamps to illuminate when working or studying, and various table lamps sold in the market are mainly divided into automatic control table lamps and manual control table lamps. The control mode of automatically controlling the desk lamp mostly adopts the illumination intensity of the detected ambient light, when the illumination intensity of the ambient light is lower than a certain value, the light source of the desk lamp is switched on to enable the desk lamp to start working, and the adaptability of the desk lamp to light rays is mostly different aiming at different user groups, and the control mode can not adapt to the requirements of various groups; in addition, the current desk lamp is lack of certain national characteristics in design.

SUMMERY OF THE UTILITY MODEL

In view of the above deficiencies of the prior art, the present application is directed to a desk lamp, which solves the problems of the prior art.

The utility model provides a pair of desk lamp includes: the lamp comprises a lamp shell, a light source and a driving circuit; the lamp shell is internally provided with an accommodating space, the light source is arranged in the accommodating space, the driving circuit is arranged in the accommodating space and is electrically connected with the light source, the driving circuit comprises a vibration sensing module, and the driving circuit drives the light source to emit light after the vibration sensing module detects vibration. The utility model discloses an adopt the mode that detects the vibration to control the operating condition of light source, can be applicable to different types of user groups, driving method is simple.

Preferably, the shape of at least one side of the lamp housing is the same as the shape of one side of the waist drum. The utility model discloses an adopt with the design that waist drum is similar, can make the simple structure of desk lamp easily industrial production on the one hand, can also make the desk lamp have obvious name clan characteristic on the other hand.

Preferably, the light source comprises an LED lamp panel electrically connected with the driving circuit. The utility model discloses a LED lamp panel is as its advantage of light source in that the energy consumption is lower, energy-concerving and environment-protective.

Preferably, the driving circuit further includes: and the signal input end of the comparison module is connected with the signal output end of the vibration sensing module, and the signal output end of the comparison module is connected with the signal input end of the light source. The utility model has the advantages of simple structure easily realizes.

Preferably, the driving circuit further includes: and the power output end of the power supply module is respectively connected with the power input end of the light source and the power input end of the comparison module. The utility model discloses utilize power module can guarantee its normal work for each module of drive circuit provides the power.

Preferably, the comparison module comprises: and the inverting end of the comparator is grounded after passing through a potentiometer, and the positive end of the comparator is connected with the vibration sensing module. The utility model discloses the advantage of the comparator of utilizing lies in with low costs, more does benefit to industrial production.

Preferably, the table lamp further comprises: the charger interface is arranged on the lamp shell and is electrically connected with the driving circuit. The utility model discloses a charger interface can realize that the direct access external power source lets the desk lamp normally work, perhaps utilizes the charger interface to charge the continuation of the journey of guaranteeing the desk lamp to its inside rechargeable battery.

Drawings

FIG. 1 is a schematic front view of an embodiment of a desk lamp of the present invention;

FIG. 2 is a schematic back view of an embodiment of the desk lamp of the present invention;

fig. 3 is a circuit diagram of an embodiment of the driving circuit of the present invention.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are given in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Specific embodiments of the present invention will be described in detail below, and it should be noted that the embodiments described herein are only for illustration and are not intended to limit the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known circuits, software, or methods have not been described in detail so as not to obscure the present invention.

Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment," "in an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale.

Referring to fig. 1 and 2, an embodiment of the present invention discloses a desk lamp, which includes a lamp housing 1, a light source and a driving circuit.

The lamp shell 1 is internally provided with an accommodating space; the accommodating space may be a cavity including various shapes, and is not limited herein; furthermore, the lamp housing 1 can be made of a transparent or semitransparent material, and the normal use of the desk lamp is ensured by utilizing the light transmittance of the transparent or semitransparent material. The desk lamp also comprises a light source which is arranged in the accommodating space; the light source may be any device or equipment emitting visible light, and the number of the light sources may be one or more. The desk lamp also comprises a driving circuit, and the driving circuit is arranged in the accommodating space; still further, the driving circuit may be integrated on a circuit board, which may include, but is not limited to, a PCB circuit board; the driving circuit is electrically connected to the light source, the driving circuit includes a vibration sensing module, and the driving circuit drives the light source to emit light after the vibration sensing module detects vibration.

In an alternative embodiment, the lamp housing 1 may include a front surface and a back surface, and the shape of the front surface of the lamp housing 1 may be designed to be substantially similar to the surface shape of a waist drum; in addition, the front surface of the lamp housing 1 can be engraved with patterns 7 to make the lamp housing more beautiful. One or more of a main switch 6, a charger interface 5, a rechargeable battery 4 and a vibration sensor switch 3 can be further arranged on the back of the lamp housing 1, and the main switch 6, the charger interface 5, the rechargeable battery 4 and the vibration sensor switch 3 are respectively electrically connected with the driving circuit; the utility model discloses an adopt with the design that waist drum is similar, can make the simple structure of desk lamp easily industrial production on the one hand, can also make the desk lamp have obvious name clan characteristic on the other hand. In addition, the structure of the desk lamp can be simpler and more compact by arranging the main switch 6, the charger interface 5, the rechargeable battery 4 and the vibration sensor switch 3 on the back.

In an optional embodiment, the light source comprises an LED lamp panel 2, and the LED lamp panel 2 is electrically connected with the driving circuit; the LED lamp panel 2 may include a tray, at least one cross section of which is circular, and in another embodiment, at least one cross section of which may be other shapes; and, LED lamp panel 2 still includes that many arrays are arranged LED lamp pearl on the tray, the light that LED lamp pearl sent can be white light, in other one or some embodiments, LED lamp pearl can also be the LED lamp pearl that sends other colour visible light, and this place is not listed all together. The utility model discloses a LED lamp panel 2 lies in luminance height, energy consumption low, energy-concerving and environment-protective as its advantage of light source.

Referring to fig. 3, in an optional embodiment, the driving circuit further includes a comparing module, a signal input end of the comparing module is connected to a signal output end of the vibration sensing module, and a signal output end of the comparing module is connected to a signal input end of the light source. Furthermore, the comparison module comprises an LM393 type comparator, the inverting terminal of the LM393 type comparator is grounded after passing through a potentiometer VR1, and the positive terminal of the LM393 type comparator is connected with the vibration sensing module S1. The design has the advantages of simple circuit design and high response speed.

In an optional embodiment, the driving circuit further includes a power supply module, and a power supply output terminal of the power supply module is respectively connected to a power supply input terminal of the light source and a power supply input terminal of the comparison module; the utility model discloses utilize power module can guarantee its normal work for each module of drive circuit provides the power. The driving circuit further comprises a power indication module, which may include but is not limited to a light emitting diode L1, wherein an anode of the light emitting diode L1 is connected to the power VCC, and a cathode of the light emitting diode L1 is grounded through a resistor. The driving circuit further comprises a switch indication module, which may include but is not limited to a light emitting diode L2, wherein an anode of the light emitting diode L2 is connected to the power source VCC, and a cathode of the light emitting diode L2 is connected to an output terminal of the LM393 comparator through a resistor.

In the practical application process, when the driving circuit on the circuit board is debugged, the VCC and the GND are connected, so that the light-emitting diode L1 of the power supply indicating module is in a lighting state; the circuit board is lightly placed on a desktop, the potentiometer VR1 on the circuit board is adjusted until the light emitting diode L2 of the switch indicating module on the circuit board is lightened, and then the potentiometer VR1 is slightly adjusted back to enable the light emitting diode L2 of the switch indicating module to be extinguished; and then knocking the desktop again to enable the vibration sensor to start vibrating, wherein if the light emitting diode L2 of the switch indication module is in a lighting state again at the moment, and after the vibration stops, the light emitting diode L2 of the indication module is extinguished again, which indicates that the vibration can trigger the circuit board to work normally.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A desk lamp, comprising: the lamp comprises a lamp shell, a light source and a driving circuit;

the lamp shell is internally provided with an accommodating space, the light source is arranged in the accommodating space, the driving circuit is arranged in the accommodating space and is electrically connected with the light source, the driving circuit comprises a vibration sensing module, and the driving circuit drives the light source to emit light after the vibration sensing module detects vibration.

2. The desk lamp of claim 1, wherein: the shape of at least one side of the lamp shell is the same as that of one side of the waist drum.

3. The desk lamp of claim 1, wherein: the light source comprises an LED lamp panel, and the LED lamp panel is electrically connected with the driving circuit.

4. The desk lamp of claim 1, wherein the driving circuit further comprises: and the signal input end of the comparison module is connected with the signal output end of the vibration sensing module, and the signal output end of the comparison module is connected with the signal input end of the light source.

5. The desk lamp of claim 4, wherein the driving circuit further comprises: and the power output end of the power supply module is respectively connected with the power input end of the light source and the power input end of the comparison module.

6. The desk lamp of claim 5, wherein the comparison module comprises: and the inverting end of the comparator is grounded after passing through a potentiometer, and the positive end of the comparator is connected with the vibration sensing module.

7. The desk lamp of any one of claims 1-6, further comprising: the charger interface is arranged on the lamp shell and is electrically connected with the driving circuit.