CN203240351U - Led lamp - Google Patents

Abstract

The utility model discloses a LED lamp, which is mainly designed by imitating the light shape structure of a tungsten filament bulb and comprises a base, a light-emitting component, a light-collecting cover and a reflector, wherein the base is a heat-radiating element, the light-collecting cover is a hollow cup body, the light-emitting component at least comprises an LED luminous body and a circuit board which are electrically connected, the reflector is arranged at a preset position above the light-collecting cover to form a light-emitting point of the lamp, and the reflector is an inverted triangular cone; the light source generates preset light shape distribution by using the light collecting cover and the reflector through multiple optical designs, and light rays emitted by the LED luminous body can be effectively collected through the light collecting cover, so that the loss of unnecessary light sources is avoided, the aim of improving the use efficiency of the light sources is fulfilled, and the light collecting cover is used for replacing the traditional tungsten filament bulb and is widely applied to various lighting equipment.

Description

LED lamps

technical field

The utility model belongs to an LED lamp, and in particular relates to the technical field of an LED lamp which utilizes multiple optical designs to generate a preset light shape distribution for a light source and effectively collect the light source to improve the use efficiency of the light source.

Background technique

Taking car lights as an example, in order to take into account the road safety of drivers and pedestrians, the luminous efficiency and light shape of general vehicle lamps must meet the lighting standards of relevant safety regulations.

As shown in FIG. 1 , it is a traditional structure that uses a tungsten filament bulb 10 as a light source to configure a car light 20 . As shown in the figure, it uses a tungsten filament 11 as a bulb light source to emit light to produce light shape and brightness that meet regulatory standards; However, due to the large power consumption of the tungsten filament bulb 10, high heat energy and short service life, etc., it has gradually been replaced by LEDs; however, although LEDs have high brightness, power saving, environmental protection and Durability and other advantages, but because LED emits light in a certain direction, the illumination angle used in lamps cannot be effectively improved. Although it can be achieved by using multiple LED distribution and different angle configurations, it will increase the manufacturing cost instead, and these LED light sources are prone to optical scatter and can't be concentrated, which is a fly in the ointment.

Then another method in the industry is to replace the traditional tungsten bulb lamps and lanterns through the optical modular design concept, that is, to redistribute the LED light source according to the demand to meet the safety lighting light shape and regulations. However, this method must reconfigure the entire lamp However, due to the different brightness and light type requirements stipulated by different lamps, it is necessary to re-develop molds for each lamp, which will increase the industry's huge burden of mold manufacturing costs and inconvenience in the assembly process.

In view of the above, the creator of this utility model thought that if the light shape of a tungsten bulb can be used to emit light, the high illuminance characteristics of LEDs desired by the creator of the utility model can be achieved, and it can also meet the light shape and regulations of safe lighting. And the goal of not having to reopen the whole lamp mold, according to this utility model structure, the utility model is continuously produced and developed by the utility model person to create the utility model.

Contents of the invention

Therefore, the first purpose of the present utility model is to provide an LED lamp that utilizes multiple optical designs of the light collecting cover and the reflector to achieve a preset light shape distribution of the LED light source.

The second purpose of the present utility model is to provide an LED lamp that can effectively collect and reflect light sources completely, avoid unnecessary waste of light sources, improve lighting efficiency and prevent partial angle glare.

The third purpose of the present utility model is to provide an LED lamp which imitates the light shape distribution of a traditional tungsten bulb.

The purpose and effect of the LED lamp of the present utility model are realized by the following technologies:

It includes a base, a light-emitting component, a light-collecting cover and a reflector, the light-emitting component and the light-collecting cover are fixed on one end of the base, and the reflector is set at a predetermined position above the light-collecting cover to form a lamp The luminous point enables the light source of the light-emitting component to collect and reflect on the reflector through the light-collecting cover, and then reflect a preset light shape distribution from the reflector.

Based on the above, the base is a heat dissipation seat structure with heat dissipation fins protruding around it, and a fixing piece that can fix the lighting equipment is sheathed.

Based on the above, the light-emitting component at least includes electrode pins electrically connected to an LED lamp, a circuit board, and two insertion bases.

Based on the above, the reflector is an inverted triangular cone, and the surface of the cone is concavely provided with a reflective curved surface.

Based on the above, the light collecting cover and the reflector are integrally formed.

Based on the above, the light collecting cover includes a hollow cup body and a fixing part. The inner wall of the hollow cup body is provided with a reflective surface. Fix the base and fix it with screws.

Based on the above, the light collecting cover is composed of two pairs of half elements, and the reflector is connected with any pair of half elements.

Based on the above, the corresponding joint ends of the two pairs of half elements are respectively provided with a first joint part and a second joint part, and the first joint part and the second joint part are fastened to each other by buttonholes and protrusions.

Substantial benefits compared with the previous technology: the utility model can indeed make the LED light source generate a preset light shape distribution through multiple optical designs of the light collecting cover and the reflector, and use the light collecting cover to effectively collect the light source to achieve the best Concentrating lighting efficiency and preventing partial angle glare can replace traditional tungsten bulbs, and can be widely used in various lighting equipment to effectively improve the practicality and progressive benefits of industrial competitiveness.

Description of drawings

Figure 1 is a schematic diagram of the traditional tungsten bulb configuration car light shape distribution.

Fig. 2 is a three-dimensional exploded schematic view of the utility model.

Fig. 3 is a three-dimensional combined schematic view of the utility model.

Fig. 4 is a schematic diagram of a longitudinal section of the utility model.

Fig. 5 is a schematic diagram of another longitudinal section of the utility model.

Fig. 6 is a schematic diagram of the light collecting cover of the present invention fastened with two pairs of half elements.

Fig. 7 is a schematic diagram of the light shape distribution of the lighting equipment configured in the utility model.

Explanation of reference signs: 10-tungsten filament bulb; 11-tungsten filament; 20-car lamp; 30-base; 31-radiating fin; 32-fixer; 40-light-emitting component; Circuit board; 43-electrode feet; 50-collector cover; 51-hollow cup; 52-fixed part; 53-reflecting surface; 54-step holes; 55-screws; ; 512 - the second joint; 513 - the buttonhole;

Detailed ways

In order to make the examiner understand the features, structure and efficacy of the present utility model more clearly, the following descriptions of the following embodiments, drawings and drawing numbers are hereby given;

As shown in Figure 2-6, the LED lamp of the present invention includes a base 30, a light emitting module 40, a light collecting cover 50 and a reflector 60, wherein:

The base 30 is surrounded by a heat sink structure with cooling fins 31. It is not limited thereto. As shown in the figure, the heat sink is a two-step cylindrical body, and the upper stage is sleeved with a fixed lighting device. piece 32.

The light-emitting component 40 is fixed on the top of the base 30 and at least includes two electrode pins 43 electrically connected to an LED illuminant 41 , a circuit board 42 and the base 10 .

The light collecting cover 50 includes a hollow cup body 51 and a fixing part 52, as shown in Figs. There is a step hole 54 which fits against the circuit board 42 , and the upper stage of the base 10 is sleeved by the fixing portion 52 to be socketed with the base 10 , and is fixed with screws 55 to clamp and fix the fixing member 32 .

The reflector 60 is an inverted triangular cone, and the surface of the cone is provided with a concave arc-shaped reflective surface 61. The reflector 60 is arranged at a preset position above the light collecting cover 50 to form a light emitting point of the lamp, so that different lighting equipment requirements can be met. The height configuration of the reflector 60 is adjusted.

As shown in Figure 2, the light collecting cover 50 and the reflector 60 can be integrally formed, the hollow cup body 51 and the fixing part 52 of the light collecting cover 50 are composed of two pairs of half elements, and the reflector 60 is Link with any pair of half elements, please continue to refer to Figure 6, the corresponding joint ends of the two pairs of half elements are respectively provided with a first joint part 511 and a second joint part 512, and the first joint part 511 and the second joint part The portion 512 is composed of a button hole 513 and a protruding column 514 which are fastened together.

As above structure, because the reflector 60 of the present invention is an inverted triangular cone, and the light collecting cover 50 has the function of collecting light and optical reflection, the light source of the LED illuminant 41 can be totally reflected at the light emitting position of the bulb (same as the tungsten wire). The reflector 60 and the inverted triangular reflector 60 form a bulb luminous point, which projects the same tungsten bulb light outward to form a luminous effect.

In addition, the light source of the LED illuminant 41 of the utility model is projected on the light collecting cover 50 first, and then reflected by the light collecting cover 51 to the reflector 60, so that the light source of the LED luminous body 41 can be effectively collected by the light collecting cover 50 , to avoid unnecessary waste of light sources, thereby improving lighting efficiency and preventing partial angle glare.

As shown in Figure 7, the utility model is specifically implemented to be used in lighting equipment. When the power is turned on, the LED illuminant 41 light source is first projected on the light collecting cover 50, and the light collecting cover 50 will collect light from the internal reflection surface 53 Reflected to the reflective curved surface 61 of the inverted triangular reflector 60, and then reflected by the reflective curved surface 61 of the inverted triangular reflector 60 to the reflective surface 71 of the lighting device 70 and emitted outward, the desired preset lighting light shape distribution and more can be obtained. Optimum lighting brightness.

As mentioned above, the utility model "LED lamp" can indeed produce the required preset light shape distribution of the LED bulb light source through multiple optical designs of the light collecting cover and the reflector, and the effective collection of light through the light collecting cover. And the goal of better lighting efficiency, the utility model can replace tungsten filament bulbs and be used in various lighting equipment, such as the headlights of vehicle lamps, front fog lamps, and daytime lamps. Opening the mold will cause a huge burden of manufacturing costs, so as to effectively improve the practicability and progressiveness of the industrial competitive advantage, and the industrial versatility, novelty and progressiveness, which obviously meet the requirements of new patents.

The above is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model, so all the simple modifications and equivalent structural changes made by using the specification and drawings of the utility model; all should be the same Reason is included in the scope of patents of the present utility model, together give Chen Ming.

Claims (8)

1. LED light fixture, it is characterized in that, it comprises a pedestal, a luminescence component, a photomask and a reflector, this luminescence component and this photomask are to be fixedly arranged on pedestal one end, and this reflector is arranged at this photomask top predeterminated position formation lamp luminescence point, this luminescence component light source is collected by this photomask reflected in this reflector, reflect default light shape by this reflector again and distribute.

2. LED light fixture according to claim 1, it is characterized in that, this pedestal for around convex with the heat radiation seat structure of radiating fin, but and the fixture of a sheathed priming illumination equipment.

3. LED light fixture according to claim 1 is characterized in that, this luminescence component comprises the electrode pin that electrically connect one LED lamp, a circuit board and two plug pedestal at least.

4. LED light fixture according to claim 1 is characterized in that, this reflector is an inverted triangle shape cone, and its cone surface is arranged with reflecting curved surface.

5. LED light fixture according to claim 1 is characterized in that, this photomask and this reflector structure that is formed in one.

6. according to claim 1 to 5 each described LED light fixtures, it is characterized in that, this photomask comprises a hollow cup and a fixed part, this hollow cup inwall is provided with reflecting surface, this fixed part is provided with the hole, rank that cover supports luminescence component at hollow cup one end, and is overlapped solid pedestal and cooperated screw to fix by this fixed part.

7. LED light fixture according to claim 6 is characterized in that, and this photomask is comprised of two half elements, and this reflector and arbitrary double element link.

8. LED light fixture according to claim 7 is characterized in that, this two double corresponding abutting end of element is respectively equipped with the first junction surface and the second junction surface, and this first junction surface and this second junction surface are mutually to detain knot with button hole and projection.

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