CN201273475Y - Light-emitting diode bulb structure - Google Patents

Abstract

The utility model relates to a light-emitting diode bulb structure, which comprises a lampshade and a hollow body consisting of a plane and a circular arc curved surface thereon, wherein a pair of corresponding chutes are respectively arranged on the inner walls of two sides of the lampshade; a substrate with a plurality of LEDs, the substrate being placed in the sliding groove; the two wires are arranged at two ends of the substrate and electrically connected with the substrate; and a cover body covering the opening surface of the lampshade, the cover body is provided with through holes for exposing the leads, the leads can be bent into a U shape, in another embodiment, two ends of the substrate are provided with two pins which are electrically connected with the substrate, and the two pins are in a shape of a round cap tip. The utility model discloses a special lamp shade design, the direction of illumination of light source can be ensured to the plane on it, and circular-arc curved surface on the lamp shade can make irradiation range better, and the setting of spout makes the base plate more firm be fixed in the lamp shade.

Description

light emitting diode bulb structure

technical field

The utility model relates to a light-emitting element, in particular to a structure of a light-emitting diode bulb.

Background technique

Light Emitting Diode (LED) has the advantages of long life, low power consumption, low calorific value, pure light color, no pollution, small size and vibration resistance, and it is easy to make array light-emitting elements according to the application requirements. Therefore, , Has been widely used in indoor and outdoor lighting, and all kinds of automobile and locomotive bulbs.

At present, the common Festoon series and Rigid Loop series light bulbs on the market are difficult to share in composition and replacement. And China's Patent No. M339088 is a structural improvement of a light-emitting diode bulb, please refer to Fig. 1 first, Fig. 1 is a schematic diagram of an embodiment of an existing light-emitting diode bulb, as shown in the figure, including a lamp housing 1, A circuit board 2, a plurality of light-emitting diodes 3, two pins 4 and two side covers 5, the top surface of the lamp housing 1 presents a curved surface 11, and the inner wall of the lamp housing 1 is provided with two flanges 12, which can carry the circuit board 2. Perforations 21 are respectively opened at both ends of the circuit board 2. Please refer to FIG. 2 at the same time. FIG. , please return to Fig. 1. In the first embodiment of the prior art, the positioning member 22 does not need to be clamped, and the bottom surface of the circuit board 2 is carried on the top surface of the second flange 12. Since its accommodating method is quite unstable, if When used in automobiles and locomotives, the circuit board 2 is often displaced in the lamp housing 1 due to vibration. Fig. 2 is a schematic diagram of another embodiment of the existing light-emitting diode bulb, as shown in the figure, the difference from the first embodiment is that the structure of the two pins 4' is changed, and the two pins 4' are in the shape of a pointed dome A connection 23 is respectively welded between the two pins 4' and the two ends of the circuit board 2, so that the two pins 4' and the circuit board 2 form an electrical connection, and two through holes 21 of the circuit board 2 are respectively snapped into a positioning 22 , so that the two positioning members 22 are erected on the circuit board 2 . Looking at the above-mentioned design of setting perforations and positioning parts, it not only consumes assembly time, but also relatively increases the production cost, and the flange cannot stably carry the circuit board, and the side sleeves provided will cause too many overall components, which will increase the production cost .

In view of this, the utility model aims at the above-mentioned problems, and proposes a light-emitting diode bulb structure to overcome the existing shortcomings.

Contents of the invention

The main purpose of the utility model is to provide a light-emitting diode light bulb structure, which has a pair of slide grooves on the lampshade, which can fix the substrate, prevent the substrate from shifting in the lampshade, make the assembly more convenient and shorten the assembly time.

Another purpose of this utility model is to provide a light-emitting diode light bulb structure, the bottom of the lampshade is a plane, the plane can facilitate the installation of the lampshade on the lampshade, and can ensure that the direction of light irradiation does not change. The semi-arc-shaped curved surface can make the light irradiation range present the best state.

In order to achieve the above purpose, the utility model is a light-emitting diode light bulb structure, including a lampshade, which is a hollow body composed of a plane and an arc-shaped curved surface on it, wherein the lampshade is a light-transmitting element, and the plane on the lampshade , so that the light-emitting diode bulb is easy to be placed and fixed on the lamp holder, the side end has an opening surface and a closed surface, the closed surface has a first through hole, and the inner walls of the two sides of the lampshade are respectively provided with a pair of corresponding slide grooves; A substrate, on which a plurality of light-emitting diodes are arranged, and the substrate can be placed into the chute; two wires are arranged at two ends of the substrate, and the two wires are electrically connected to the substrate; and a cover, which can cover the lampshade On the opening surface, the cover body also has a second through hole, which can expose the wires. The two wires can be bent into a U shape. When the cover body covers the opening surface, the wires can pass through the second hole. Through hole, there is a third through hole on the closed surface, and a fourth through hole on the cover body, which can be used for exposing wires. There are two pins at both ends of the substrate, and the two pins are also electrically connected to the substrate. When covering the opening surface, the two pins present a pointed shape of a round cover, can cover the third through hole and the fourth through hole, and contact the two wires, and the wires can pass through the fourth through hole. hole, and contact the two pins to form an electrical connection.

The beneficial effect of the utility model lies in that the assembly is stable and convenient, the assembly time is shortened, and at the same time, the structure can make the light irradiation range present the best state.

Description of drawings

Fig. 1 is a schematic diagram of an embodiment of an existing light-emitting diode bulb;

FIG. 2 is a schematic diagram of another embodiment of an existing light-emitting diode bulb;

Fig. 3 is a schematic diagram of the combination state of the first embodiment of the present invention;

Fig. 4 is an exploded schematic diagram of the first embodiment of the present utility model;

Fig. 5 is a schematic diagram of the unbent wire in the assembled state of the first embodiment of the present invention;

Fig. 6 is a schematic diagram of the combined state of the first embodiment of the present invention;

Fig. 7 is a schematic diagram of the combined state of the second embodiment of the present invention;

Fig. 8 is an exploded schematic view of the second embodiment of the present invention;

Fig. 9 is a schematic diagram of bending wires in a combined state according to the first embodiment of the present invention;

Fig. 10 is a schematic diagram of the combined state of the second embodiment of the present invention.

Explanation of reference signs: 1-lamp housing; 11-curved surface; 12-flange; 2-circuit board; 21-perforation; 22-positioning piece; 23-connection; -pin; 5-side cover; 60-lampshade; 62-plane; 64-curved surface; 66-opening surface; 68-closed surface; 70-first through hole; 72-chute; 74-substrate; Diode; 78-two wires; 80-cover body; 81-flange; 82-second through hole; 84-third through hole; 86-fourth through hole; 88-pin.

Detailed ways

The above-mentioned and other technical features and advantages of the present utility model will be described in more detail below in conjunction with the accompanying drawings.

Fig. 3 is the schematic diagram of the combined state of the first embodiment of the present utility model, as shown in the figure, a lampshade 60, which is a hollow body composed of a plane 62 and an arc-shaped curved surface 64 on it, wherein the lampshade 60 is light-transmitting Components, the plane 62 on the lampshade 60 makes the light-emitting diode bulb easy to be placed and fixed on the lamp holder (not shown in the figure), the side end of the lampshade 60 has an opening surface 66 and a sealing surface 68, and the sealing surface 68 has a first A through hole 70, a pair of corresponding sliding grooves 72 are respectively provided on the inner walls of the two sides of the lampshade 60; a base plate 74 is provided with a plurality of light emitting diodes 76, as shown in the figure, the base plate 74 has been placed in the middle of the sliding grooves 72 Two wires 78 are arranged on the two ends of the substrate 74, and the two wires 78 are electrically connected to the substrate 74; The two through holes 82 allow the wires 78 to be exposed. As shown in the figure, the two wires 78 can be bent into a U shape, pass through the first through hole 70 and the second through hole 82, and contact the substrate 74 to form an electrical connection.

Figure 4 is an exploded schematic diagram of the first embodiment of the present utility model, through which the detailed structure of this embodiment can be observed more clearly, as shown in the figure, the lampshade 60 has a plane 62 and an arc-shaped curved surface 64 on it, which is composed of Hollow body. The lampshade 60 is a light-transmitting element. The arc-shaped surface 64 on the lampshade 60 is a semicircular geometry. Such a design can make the light irradiation range present the best state. The side end of the lampshade 60 has an open surface 66 and a closed surface 68 , there is a first through hole 70 on the closed surface 68, a pair of corresponding slide grooves 72 are respectively provided on the inner walls of the two sides of the lampshade 60; a plurality of light emitting diodes 76 are provided on the substrate 74, and two wires 78 are electrically connected to the substrate 74; and A cover body 80 can be covered on the opening surface 66 of the lampshade 60. The cover body 80 has a flange 81 facing the covering direction, which can make the cover body 80 fit better when covering the lampshade 60. The cover body 80 There is also a second through hole 82 on the top, allowing the wire 78 to be exposed.

FIG. 5 is a schematic diagram of the unbent wires in the combined state of the first embodiment of the present invention. As shown in the figure, the base plate 74 has been placed into the chute 72 of the lampshade 60, and the cover 80 is the opening that has covered the lampshade 60. On the surface 66, and one of the two conducting wires 78 has passed through one of the second through holes 82, the other of the two conducting wires 78 has passed through one of the first through holes 70, and the two conducting wires 78 are still bent.

Fig. 5 is a schematic diagram of bending wires in the combined state of the first embodiment of the present invention. As shown in the figure, the two wires 78 can be bent into a U shape, pass through the first through hole 70 and the second through hole 82, and connect with the substrate 74 touch.

FIG. 6 is a schematic diagram of the combined state of the first embodiment of the present invention. Please refer to FIG. 3 at the same time. The difference between this figure and FIG. 3 is that the light-emitting diodes 76 on the substrate 74 can be in a single-row structure.

Fig. 7 is a schematic diagram of the combined state of the second embodiment of the present invention. In this embodiment, the lampshade 60, the substrate 74, and the wires 78 are the same as those of the first embodiment. The lampshade 60 is a light-transmitting element, and the lampshade 60 has a plane 62. The light-emitting diode bulb is easy to be placed and fixed on the lamp holder (not shown in the figure). There is a chute 72; a plurality of light-emitting diodes 76 are arranged on the substrate 74, and the substrate 74 in this figure has been inserted into the chute 72; two wires 78 are arranged at the two ends of the substrate 74 and are electrically connected with the substrate 74; The cover body 80 covers the opening surface 66 of the lampshade 60. The cover body 80 also has a fourth through hole 86 for the wires 78 to be exposed. The two ends of the substrate 74 have two pins 88, and the two pins 88 present round cap tips. The head shape has covered the third through hole 84 and the fourth through hole 86 and is electrically connected to the two wires 78 on the substrate 74 .

Figure 8 is an exploded schematic view of the second embodiment of the present utility model, as shown in the figure, there is a plane 62 on the lampshade 60, the inner walls of the two sides of the lampshade 60 are respectively provided with chute 72, and the side ends have an opening surface 66 and a sealing surface 68, which are closed. The surface 68 also has a third through hole 84, the substrate 74 is provided with a plurality of light emitting diodes 76, the substrate 74 can be placed in the middle of the chute 72, and the two wires 78 are arranged at two ends of the substrate 74 and are electrically connected with the substrate 74; The cover body 80 can be covered on the opening surface 66 of the lampshade 60. The cover body 80 has a flange 81 facing the covering direction, which can make the cover body 80 fit better when covering the lampshade 60. The cover body 80 also has a The fourth through hole 86 can expose the wire 78 . The two ends of the substrate 74 have two pins 88 .

FIG. 9 is a schematic diagram of the combined state of the second embodiment of the present invention without covering the pins. As shown in the figure, the base plate 74 has been placed into the chute 72 of the lampshade 60, and the cover 80 has covered the opening on the lampshade 60. On the surface 66 , the wire 78 is exposed outside the fourth through hole 86 on the cover 80 , and the two pins 88 have not covered the fourth through hole 86 and the third through hole 84 .

FIG. 10 is a schematic diagram of the combined state of the second embodiment of the present invention. Please refer to FIG. 7 at the same time. The difference between this figure and FIG. 7 is that the LEDs 76 on the substrate 74 can be in a single row structure.

The utility model mainly arranges a chute on the lampshade of the light-emitting diode bulb, and the chute can place the substrate, so that the substrate can be more stably accommodated in the lampshade, and the bottom surface of the lampshade is a plane, because the LED light source has a direction Sex, if the device is in the wrong direction, it will affect the lighting function, so the flat design can ensure that the direction of the LED light is directed towards the user, and the arc-shaped surface on the lampshade can make the lighting range better. Due to the setting of the chute, if vibration occurs, the base plate will not be displaced in the lampshade, resulting in shaking or loosening. The utility model has two embodiments, one is that the wire can be bent into a U shape, and the other is that the wire is covered with the lampshade. All external pin contacts are applicable to the structural design of the present utility model. Due to the setting of the chute, the utility model not only makes the assembly more stable and convenient, but also shortens the assembly time.

The above description is only illustrative, rather than restrictive, for the utility model. Those of ordinary skill in the art understand that many modifications can be made without departing from the spirit and scope defined by the following appended claims. Changes, or equivalents, but all will fall within the protection scope of the present utility model.

Claims (9)

1. A light-emitting diode bulb structure, characterized in that: it comprises: A lampshade, which is a hollow body composed of a plane and an arc-shaped curved surface on it, with an open surface and a closed surface at the side end, a first through hole on the closed surface, and two inner walls of the lampshade Each has a pair of corresponding chute; a substrate, on which a plurality of light emitting diodes are arranged, and the substrate is placed into the chute; two wires, arranged at two ends of the substrate, the two wires are electrically connected to the substrate; and A cover covers the opening surface of the lampshade, and the cover has a second through hole for the wires to be exposed. 2. The LED light bulb structure according to claim 1, wherein the lampshade is a light-transmitting element. 3 . The light emitting diode light bulb structure according to claim 1 , characterized in that: the plane on the lampshade enables the light emitting diode light bulb to be placed and fixed on the lamp holder. 4 . 4. The LED light bulb structure according to claim 1, wherein the two wires are bent into a U-shape, and when the cover covers the opening, the wires pass through the second Two through holes. 5. The light emitting diode light bulb structure according to claim 1, wherein a third through hole is formed on the sealing surface. 6 . The light emitting diode bulb structure according to claim 5 , wherein the cover further has a fourth through hole for exposing the wires. 6 . 7. The LED light bulb structure according to claim 6, wherein two ends of the substrate have two pins, and the two pins are electrically connected to the substrate. 8. The light emitting diode light bulb structure according to claim 7, wherein when the cover body covers the opening surface, the wire passes through the fourth through hole and contacts the second connection. feet to form an electrical connection. 9. The light emitting diode light bulb structure according to claim 7, characterized in that: the two pins are in the shape of round caps, covering the third through hole and the fourth through hole, and contacting the two wires.

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