CN201206774Y - Light emitting diode lamp - Google Patents

Abstract

The utility model provides a light-emitting diode lamp, which comprises a conductive connector, a plastic lampshade, a circuit board, a radiator and an LED module; the plastic lampshade is provided with a front lampshade body, a rear lampshade body connected to the conductive connector and a binding ring binding the front lampshade body and the rear lampshade body, the front lampshade body is provided with a reflecting part, the rear lampshade body is provided with two or more spacing plates and a containing cavity formed by the spacing plates in a surrounding way, and a ventilation opening is formed between any two spacing plates; the circuit board is accommodated in the accommodating cavity and is provided with a first electric connection end electrically connected with the conductive joint and a second electric connection end formed at the other end of the first electric connection end; the heat radiation body is accommodated in the accommodating cavity; the LED module is arranged on the heat radiation body, electrically connected to the second electric connection end and configured corresponding to the reflection part. Therefore, the LED lamp is safer when the LED module is replaced or maintained, and the LED lamp is diversified in shape.

Description

LED lamps

technical field

The utility model relates to a light-emitting diode (LED) lamp, in particular to an LED lamp with a plastic lampshade.

Background technique

With the development of science and technology, electronic products and electronic components are becoming more and more thin and short. Among them, electronic components such as LEDs have the advantages of small size, light weight, fast response and no pollution, and are gradually being used in lighting equipment. In fact, although light-emitting diodes faced the dilemma of insufficient luminous brightness in the early stages of development, with the breakthroughs in materials and technology in recent years, the luminous efficiency of light-emitting diodes has been greatly improved, even comparable to the brightness of traditional lighting equipment , There is a tendency to gradually replace the current lighting equipment.

For example, the known LED lamps with LED as lighting equipment consist of a conductive connector, a metal lampshade connected to the conductive connector, a circuit board and an LED module accommodated inside the metal lampshade, and two or two LED modules wound around the outer peripheral surface of the metal lampshade. More than one heat sink; the metal lampshade is provided with a reflector; one end of the circuit board is electrically connected to the conductive connector, and the other end is electrically connected to the LED module; the LED module is configured corresponding to the reflector; and these heat sinks are used to dissipate heat. The heat energy conducted by the LED module to the metal lampshade.

However, the known LED lamps still have the following defects in actual use. Because these heat sinks surround the outer peripheral surface of the metal lampshade, when the user wants to remove the metal lampshade to replace the LED module or During maintenance, these heat sinks are easy to scratch the user's hands, and the LED lamps in use will generate high temperature and high heat, which will also cause burns to the user's hands. In addition, the configuration of the position of these heat sinks, in addition to increasing The horizontal configuration space of LED lamps also affects the change and appearance of its appearance design.

Utility model content

In view of this, the main purpose of the present utility model is to provide an LED lamp which is safer and has various shapes when replacing or maintaining LED modules.

In order to achieve the above purpose, the utility model provides an LED lamp, which is composed of a conductive joint, a plastic lampshade, a circuit board, a radiator and an LED module; the plastic lampshade has a front cover body, a rear cover connected to the conductive joint body, and a beam ring that is connected to the front and rear cover bodies, the front cover body is provided with a reflector, the rear cover body has two or more partition plates and a container surrounded by these partition plates. A cavity, and a vent is formed between any two partition plates; the circuit board is accommodated inside the cavity, and the circuit board has a first electrical connection end electrically connected to the conductive joint and a first electrical connection end formed on the first electrical connection end. The second electrical connection end at the other end; the cooling body is accommodated inside the cavity; the LED module is arranged on the cooling body, electrically connected to the second electrical connection end and configured corresponding to the reflection part.

The utility model adopts the above-mentioned technical scheme, and by arranging the cooling body inside the plastic lampshade, the user's hand is prevented from being cut, so as to protect the user's hand. Moreover, the temperature of the LED lamp is lowered by the design of the ventilation hole of the plastic lamp, so as to prevent the user's hands from being burned. In addition, due to the variable design features of the plastic lampshade, the LED lamp can be endowed with various appearances of different overall shapes, which can effectively increase the added value of the LED lamp. In addition, the stacked heat sink design saves space for the horizontal arrangement of LED lamps.

Description of drawings

Figure 1 is a three-dimensional exploded schematic diagram of the LED lamp of the present invention;

Fig. 2 is a partial enlarged view of area A of Fig. 1;

Fig. 3 is a partial enlarged view of area B in Fig. 1;

Fig. 4 is a three-dimensional combination schematic diagram of the LED lamp of the present invention;

Fig. 5 is the schematic diagram of the 5-5 line section of Fig. 4;

Fig. 6 is a partially enlarged view of area C in Fig. 5;

Fig. 7 is a diagram of the usage status of the LED lamp of the present invention.

Explanation of reference signs

10.....conductive connector

11.....Screwed section 12....Socket section

20.....Plastic lampshade

21.....Front cover body

211....reflecting part 212.....divider

213..Toe-in terminal 214..Air vent

215....Fastening part 216....Resisting part

22.....rear cover

221....fixed end 222.....spacer

223....Rear beam connection end 224.....Accommodating cavity

225....Accepting part 226....Air vent

227....Fastening part

23.....beam ring

30.....circuit board

31.....the first electrical connection terminal 32....the second electrical connection terminal

40....radiating body

41.....Accommodating area 42.....Heat sink

43..... honeycomb opening

50.....LED modules

51.....seat body 52.....chip

53....Encapsulating colloid

60....Lampholders

Detailed ways

The detailed description and technical content of the present utility model are described below with accompanying drawings, but the attached drawings are only for reference and illustration, and are not intended to limit the present utility model.

Please refer to FIG. 1 to FIG. 4 , the LED lamp of the present invention is composed of a conductive connector 10 , a plastic lampshade 20 , a circuit board 30 , a radiator 40 and an LED module 50 .

The conductive connector 10 has a threaded section 11 and a sleeve section 12 formed at the other end of the threaded section 11 .

The plastic lampshade 20 has a front cover body 21, a rear cover body 22 connected to the conductive connector 10, and a beam ring 23 that bundles the front and rear cover bodies 21, 22, and the front cover body 21 is provided with a reflector 211 , the pressing part 216 connecting the reflecting part 211, two or more dividing plates 212 and the toe-in terminal 213, these dividing plates 212 are arranged around the outer peripheral surface of the reflecting part 211, and any two dividing plates Air vents 214 are formed between the partitions 212, and the toe-in end 213 is connected to these partitions 212 and formed with two or more fastening portions 215; the rear cover 22 has a fixed end 221, two One or more than two spacer plates 222 and the rear toe end 223, the fixed end 221 connects these spacer plates 222 and is arranged on the sleeve section 12, and these spacer plates 222 are surrounded to form a cavity 224, the cavity 224 communicates with the reflecting part 211, and two or more receiving parts 225 are formed on the partition plates 222 in the cavity 224, and a vent 226 is formed between any two partition plates 222, and the rear The bundle end 223 is connected to these partition plates 222 and is formed with two or more fastening parts 227, each of which is fastened to each of the fastening parts 215; , on the rear beam connection ends 213, 223; the above-mentioned fastening part 215 can be a hook, and the fastening part 227 can be a slot, and the hook and the slot are fixed to each other. In addition, the reflecting part 211 can be in the shape of a funnel; in addition, the above-mentioned fastening portion 215 and fastening portion 227 can also be a slot and a hook buckled on the slot, respectively.

The partition plate 222 of the plastic lampshade 20 has a streamlined design, which can make the overall shape of the LED lamp beautiful and visually aesthetic. In addition, the shape of the plastic lampshade 20 can also be customized or designed in a variety of ways. In order to meet personal preferences and increase the freshness of use, to effectively enhance the added value of LED lamps.

The circuit board 30 is accommodated inside the cavity 224, and the circuit board 30 has a first electrical connection end 31 electrically connected to the conductive connector 10 and a second electrical connection end formed at the other end of the first electrical connection end 31. 32.

The cooling body 40 is accommodated inside the cavity 224, and its bottom surface is arranged on the receiving parts 225, and its top surface is in contact with the pressing part 216 of the front cover body 21, and is placed on the cooling body 40. In addition, the heat sink 40 includes two or more heat sinks 42, and these heat sinks 42 are stacked with each other, wherein these heat sinks 42 can be in the shape of a disc and placed on the The heat sink 42 is provided with two or more than two honeycomb-shaped openings 43, and these heat sinks 42 are arranged in the cavity 224 of the plastic lampshade 20, so as to prevent the user's hands from touching the heat sinks 42. Scratch the user to achieve the purpose of protecting the user's hands. In addition, the stacked design of these cooling fins 42 can save the space for the horizontal arrangement of the LED lamps.

The LED module 50 is disposed on the heat sink 40, and is electrically connected to the second electrical connection end 32 and configured corresponding to the reflective portion 211. The LED module 50 includes a base body 51, a chip 52, and an encapsulant 53; The seat body 51 is accommodated in the accommodation area 41 and attached to the surface of the radiator 40, the chip 52 is arranged on the seat body 51, and the encapsulant 53 is used to package the chip 52, wherein the The chip 52 is electrically connected to the second electrical connection end 32 , and the encapsulant 53 is located in the reflective portion 211 .

In addition, the above-mentioned chip 52 on the base 51 is not limited to a single chip, and multiple chips can also be set on the base 51 to improve the brightness of the LED module 50 as a whole. The number of heat sinks 42 stacked is to fully dissipate the heat energy generated by the LED module 50 .

When assembling the utility model, as shown in Fig. 5 and Fig. 6, firstly the rear cover body 22 is assembled on the conductive joint 10, and then the circuit board 30, heat sink 40, LED module 50 are assembled to the inside the cavity 224, and the bottom surface of the radiator 40 is arranged on these receiving parts 225, and then the beam ring 23 is sleeved on the rear beam connection end 223 (please refer to FIG. 1), and finally the front cover The toe-in end 213 of the front cover 21 is assembled into the toe-in ring 23, so that the fastening portion 215 is buckled on the fastening portion 227, and the pressing portion 216 of the front cover 21 is pressed against the heat sink. Body 40 top surface, to complete the assembly of the utility model.

When using the utility model, please refer to Fig. 7, first screw the screw joint section 11 of the conductive joint 10 of the utility model on the lamp holder 60 connected to the power supply, when the power is turned on, the LED module 50 After the generated light source irradiates the reflector 211, the heat energy generated by the reflector 211 can be dissipated to the outside through the air vents 214 of the front cover 21. In addition, the heat generated by the LED module 50 itself After the heat energy is conducted to the radiator 40, it can be dissipated to the outside world through the vents 226 of the rear cover 22, so that the LED module 50 can maintain good ventilation, thereby reducing the overall temperature of the LED lamp to avoid burns. the user's hand.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model.

Claims (11)

1. A light-emitting diode lamp, characterized in that the lamp comprises: Conductive joints; The lampshade is made of plastic, and has a front cover, a rear cover connected to the conductive joint, and a beam ring connecting the front and rear covers. The front cover is provided with a reflector, and the rear cover has a Two or more partition plates and the cavity surrounded by these partition plates, and a vent is formed between any two partition plates; A circuit board accommodated inside the cavity, the circuit board has a first electrical connection end electrically connected to the conductive joint and a second electrical connection end formed at the other end of the first electrical connection end; a heat sink accommodated inside the cavity; and The light emitting diode module is arranged on the radiator, is electrically connected to the second electrical connection end, and is arranged corresponding to the reflection part. 2. The light-emitting diode lamp according to claim 1, wherein the conductive joint has a threaded section and a socket section formed at the other end of the threaded section, and the rear cover also has a connecting section The fixed end of the partition plate is arranged on the sleeve section. 3. The light-emitting diode lamp according to claim 1, wherein the front cover is further provided with two or more partitions surrounding the outer peripheral surface of the reflector, and any two partitions Air vents are formed between the plates. 4. The light-emitting diode lamp according to claim 3, wherein the front cover body is also provided with a toe-in terminal connecting the partition plates, and the toe-in terminal is formed with two or more buckles The rear cover body also has a rear toe end connected to the partition plate. The rear toe end is formed with two or two upper fastening parts, and each of the fastening parts corresponds to each of the fastening parts. combined settings. 5. The light emitting diode lamp as claimed in claim 4, wherein the beam ring is connected to the front and rear beam ends. 6 . The light emitting diode lamp according to claim 4 , wherein the fastening portion and the fastening portion are respectively a hook and a groove. 7. The light-emitting diode lamp according to claim 1, wherein the reflection part is funnel-shaped. 8. The light-emitting diode lamp according to claim 1, wherein the heat sink is provided with an accommodating area, and the light-emitting diode module includes a base accommodated in the accommodating area, and is arranged in the accommodating area. The chip on the seat body and the encapsulation compound encapsulating the chip, the chip is electrically connected to the second electrical connection end, and the encapsulation compound is located in the reflection part. 9. The light-emitting diode lamp as claimed in claim 1, wherein the heat dissipation body includes heat dissipation fins, and these heat dissipation fins are stacked on top of each other. 10. The light-emitting diode lamp according to claim 9, wherein the heat sink is in the shape of a disc. 11. The light-emitting diode lamp according to claim 9, wherein the heat sink is provided with two or more honeycomb-shaped openings.

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