CN201093259Y

CN201093259Y - LED desk lamp

Info

Publication number: CN201093259Y
Application number: CNU2007201725009U
Authority: CN
Inventors: 林霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-10-22
Filing date: 2007-10-22
Publication date: 2008-07-30
Anticipated expiration: 2017-10-22

Abstract

An LED desk lamp comprises a base, a lamp holder, a lamp cap and a power supply, wherein the base is connected to one end of a lamp arm, and the other end of the lamp arm is connected to a lampshade, wherein an LED lamp, a lens and a light-transmitting cover are arranged in the lampshade, wherein the lower end of the LED lamp is connected to the lens, and the lower end of the lens is connected to the lampshade, wherein the lampshade is two shells that are buckled together, and a heat sink is arranged between the butt surfaces of the two shells, and the lamp arm is two arc-shaped rods, wherein the lower end thereof is connected to the base, and the upper end thereof is connected across the two sides of the lampshade, and a bracket is connected between the two arc-shaped rods. The LED desk lamp is provided with a light source by an LED, and the light source has no heat, which not only saves electricity and has a long life of the bulb, but also has the characteristics of an external LED driver and no external circuit in the lamp body.

Description

LED table lamp

技术领域technical field

本实用新型涉及台灯，主要是指一种LED台灯。The utility model relates to a desk lamp, in particular to an LED desk lamp.

背景技术Background technique

传统台灯大都使用日光灯或普通白枳灯作为光源，虽然有些可调节亮度，但还是存在体积大、能耗高、热量大、使用寿命短等问题。Most traditional table lamps use fluorescent lamps or ordinary incandescent lamps as light sources. Although some can adjust the brightness, they still have problems such as large volume, high energy consumption, high heat, and short service life.

LED光源以其节能和使用寿命长而得到普遍应用，特别是在台灯上也开始应用，但还是存在着结构复杂，亮度不够，使用不方便，散热不好等问题。LED light sources are widely used for their energy saving and long service life, especially in desk lamps. However, there are still problems such as complex structure, insufficient brightness, inconvenient use, and poor heat dissipation.

发明内容Contents of the invention

本实用新型的目的是提供一种LED台灯，通过在灯罩上设置散热片、灯罩与灯臂的铰接，实现了较好地散热功能及灯罩的大角度旋转，克服了现有台灯存在的不足。The purpose of this utility model is to provide an LED desk lamp. Through the heat sink on the lampshade, the hinge of the lampshade and the lamp arm, better heat dissipation function and large-angle rotation of the lampshade are realized, which overcomes the shortcomings of the existing desk lamps.

实现本实用新型的技术方案是：这种LED台灯包括底座、灯架、灯头和电源，其中所述底座连接灯臂的一端，该灯臂的另一端连接灯罩，该灯罩内设有LED灯、透镜、透光罩，其中LED灯的下端接透镜，透镜的下端接透光罩，所述灯罩为两个对接扣在一起的壳体，在两个壳体的扣接面之间设置有散热片。The technical solution for realizing the utility model is: this LED desk lamp includes a base, a lamp holder, a lamp holder and a power supply, wherein the base is connected to one end of the lamp arm, and the other end of the lamp arm is connected to the lampshade, and the lampshade is provided with an LED lamp, The lens and the light-transmitting cover, wherein the lower end of the LED lamp is connected to the lens, and the lower end of the lens is connected to the light-transmitting cover. piece.

该技术方案还包括：The technical program also includes:

所述灯臂为两根弧形杆，其下端接底座，上端跨接在灯罩的两侧，在所述两根弧形杆之间连接有支架。The lamp arm is two arc-shaped rods, the lower end of which is connected to the base, and the upper end is connected to both sides of the lampshade, and a bracket is connected between the two arc-shaped rods.

所述底座下面连接有底板，在底板与底座之间设置有配重块和导电接头。A bottom plate is connected to the bottom of the base, and a counterweight and a conductive joint are arranged between the bottom plate and the base.

所述弧形杆为多节连接在一起。The arc rods are connected together in multiple sections.

所述灯罩铰接在两根弧形杆上端之间，并可以铰接点为轴心转动。The lampshade is hinged between the upper ends of the two arc-shaped rods, and can rotate around the hinge point as the axis.

本实用新型具有的有益效果：结构简单，成本低，使用方便，节能、散热效果好。The utility model has the beneficial effects of simple structure, low cost, convenient use, energy saving and good heat dissipation effect.

附图说明Description of drawings

图1是本实用新型的主视图。Fig. 1 is the front view of the utility model.

图2是图1的侧视图。FIG. 2 is a side view of FIG. 1 .

图3是图1的组装分解示意图。FIG. 3 is an assembled and exploded schematic view of FIG. 1 .

图中：1底板、2底座、3灯臂、4支架、5灯罩、6散热片、7螺丝、8透光罩、9 LED灯、10透镜、11导电接头、12配重块。In the figure: 1 base plate, 2 base, 3 lamp arm, 4 bracket, 5 lampshade, 6 heat sink, 7 screw, 8 transparent cover, 9 LED lamp, 10 lens, 11 conductive connector, 12 counterweight.

具体实施方式Detailed ways

下面结合附图对本实用新型做进一步说明：Below in conjunction with accompanying drawing, the utility model is further described:

如图所示，本LED台灯主要由底板1、底座2、灯臂3、支架4、灯罩5、散热片6、螺丝7、透光罩8、LED灯9、透镜10、导电接头11、配重块12组成；其结构和连接方式是，底座2是圆形，其内部设有配重块12和导电接头11，底座2的底面固定有底板1，在底座2的侧边与灯臂3的下端固定在一起，该灯臂3由两根弧形杆(可以是金属、工程塑料等)组成，其中每根杆由三节组成，在两根杆的上部通过一支架4固定在一起，在两根杆的顶端之间通过螺丝7夹固灯罩5，该灯罩5由两个半圆壳体对接在一起组成圆筒形，在灯罩5的内部依次固定有LED灯9、透镜10和透光罩8，其中透光罩8固定在最下面，LED灯9连接LED电路，在灯罩5的两个半圆壳体对接面之间还夹固有一圆形散热片6。本灯臂3的弧形杆可以是整根，也可以是由几节对接而成。As shown in the figure, the LED desk lamp is mainly composed of a bottom plate 1, a base 2, a lamp arm 3, a bracket 4, a lampshade 5, a heat sink 6, a screw 7, a light-transmitting cover 8, an LED lamp 9, a lens 10, a conductive connector 11, and a The structure and connection method are as follows: the base 2 is circular, and the counterweight 12 and the conductive joint 11 are arranged inside it. The lower ends of the lamp arm 3 are fixed together, and the lamp arm 3 is made up of two arc-shaped rods (which can be metal, engineering plastics, etc.), wherein each rod is composed of three sections, and is fixed together by a bracket 4 on the upper part of the two rods. The lampshade 5 is clamped by screws 7 between the tops of the two rods. The lampshade 5 is formed of two semicircular shells butted together to form a cylinder. Inside the lampshade 5, an LED lamp 9, a lens 10 and a light-transmitting cover are sequentially fixed. 8, wherein the light-transmitting cover 8 is fixed at the bottom, the LED lamp 9 is connected to the LED circuit, and a circular heat sink 6 is clamped between the two semi-circular shell abutting surfaces of the lamp cover 5 . The arc-shaped rod of the lamp arm 3 can be a whole one, or can be formed by butt joints of several sections.

工作原理working principle

通过电源开关接通或关闭电源，当接通电源时，LED电路工作，这时LED灯亮，如果LED灯的照明角度不合适，可以旋转调整灯罩角度，使其达到最佳照明效果。Turn on or off the power through the power switch, when the power is turned on, the LED circuit works, and the LED light is on at this time, if the lighting angle of the LED light is not suitable, you can rotate and adjust the angle of the lampshade to achieve the best lighting effect.

本实用新型特点：Features of the utility model:

1.产品灯头可以转动，结构简单。1. The lamp head of the product can be rotated, and the structure is simple.

2.产品由LED提供光源，灯源无热度，不但省电且灯泡寿命长达5万小时以上(省去换灯泡的麻烦)，适合长久使用。2. The light source of the product is provided by LED. The light source has no heat, which not only saves electricity, but also has a lifespan of more than 50,000 hours (saving the trouble of changing the light bulb), which is suitable for long-term use.

3.具有外置LED驱动器，灯体内无外置电路。3. With an external LED driver, there is no external circuit in the lamp body.

4.产品轻巧，便于携带。4. The product is lightweight and easy to carry.

本实用新型涉及而未加说明的技术为公知技术或为本领域技术人员所了解。The technology that the utility model relates to but not described is known technology or is understood by those skilled in the art.

Claims

1. LED desk lamp, comprise base, lamp bracket, lamp holder and power supply, it is characterized in that described base connects an end of arm, the other end of this arm connects lampshade, be provided with LED lamp, lens, diffuser in this lampshade, the following termination lens of LED lamp wherein, the following termination lampshade of lens, described lampshade is two housings to snapping together, and is provided with fin between the interface of two housings.

2. LED desk lamp as claimed in claim 1 is characterized in that described arm is two bows, and it is the termination base down, and the upper end is connected across the both sides of lampshade, is connected with support between described two bows.

3. LED desk lamp as claimed in claim 1 is characterized in that being connected with base plate below the described base, is provided with balancing weight and conductive contact between base plate and base.

4. LED desk lamp as claimed in claim 2 is characterized in that described bow is that more piece links together.

5. LED desk lamp as claimed in claim 1 or 2 is characterized in that described lampshade is hinged between two bow upper ends, and can pin joint be that rotate in the axle center.