Red and white bulb

Abstract

The utility model relates to the field of LED illumination, in particular to a red and white bulb. Comprising a power supply protective cover, a power supply device fixedly installed in the power supply protective cover, a radiator fixedly arranged on the periphery of the power supply protective cover in a sleeving mode, an LED light source assembly fixedly installed in the middle of the upper end of the radiator, and a red and white lampshade fixedly installed at the upper end of the radiator and arranged outside the LED light source assembly in a covering mode. The power supply device supplies power to the LED light source assembly, the red-white lampshade is divided into an upper part and a lower part, the upper part is a white hemispherical lampshade, the lower part is a red annular lampshade, the caliber of the outer wall of the annular lampshade is gradually reduced from top to bottom, the hemispherical lampshade is fixedly installed on the annular lampshade, and the annular lampshade is fixedly installed on the radiator. One part of a light source provided by the LED light source assembly emits white light upwards through the hemispherical lampshade, and the other part of the light source emits red light downwards through refraction through the annular lampshade. The red and white lamp bulb can emit white light upwards to provide normal illumination, and emit red light downwards to make the color of remains more attractive.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of LED lighting, in particular to a red and white color light bulb. BACKGROUND

[0002] At a funeral, the light bulb needs to shine red light downward to make the body color better, and needs to provide white light upward for lighting. Therefore, a red and white color light bulb is needed, which is placed around the body, the upper part emits white light for normal lighting, and the lower part emits red light to make the body color better. SUMMARY

[0003] Therefore, the present application provides a red and white color light bulb, which can emit white light upward for normal lighting and red light downward to make the body color better.

[0004] In order to achieve the above purpose, the present application realizes the following technical scheme:

[0005] A red and white color light bulb, characterized in that: it comprises a power protection cover, a power supply device fixedly installed in the power protection cover, a radiator fixedly sleeved outside the power protection cover, an LED light source assembly fixedly installed in the middle of the upper end of the radiator, and a red and white lampshade fixedly installed on the upper end of the radiator and covering the outside of the LED light source assembly; the power supply device supplies power for the LED light source assembly, the red and white lampshade is divided into upper and lower two parts, the upper part is a white hemispherical lampshade, and the lower part is a red annular lampshade, and the outer wall caliber of the annular lampshade gradually decreases from top to bottom, the hemispherical lampshade is fixedly installed on the annular lampshade, and the annular lampshade is fixedly installed on the radiator; the light source provided by the LED light source assembly transmits part of the light upward through the white hemispherical lampshade to emit white light, and transmits another part of the light downward through the red annular lampshade to emit red light.

[0006] The red and white color light bulb of the present application can emit white light upward through the white hemispherical lampshade in the upper part to provide normal lighting, and can emit red light downward through the red annular lampshade to make the body color better, thereby meeting the lighting needs of a funeral.

[0007] In some embodiments, the red and white light bulb further comprises a red light shield in the shape of a ring with a light transmission hole in the middle; the LED light source assembly comprises a light source substrate fixedly installed on the heat sink and LED lamp beads arranged on the light source substrate, the LED lamp beads comprise outer ring lamp beads arranged in a ring and inner ring lamp beads arranged inside the outer ring lamp beads, the red light shield is fixedly installed on the light source substrate and covers the outer ring lamp beads, white light emitted by the outer ring lamp beads is changed into red light after passing through the red light shield, and white light emitted by the inner ring lamp beads is transmitted outward through the light transmission hole. The red light shield can change the white light emitted by the outer ring lamp beads into red light before the red light passes through the red ring-shaped light shield, so that the red light emitted by the light bulb is darker in color.

[0008] In some embodiments, the upper surface of the red light shield is a slope with the outer edge lower and the inner edge higher, for guiding the red light to the ring-shaped light shield. The slope mainly plays a role of guiding light, reducing the red light transmitted from the hemispherical light shield.

[0009] In some embodiments, the upper end of the heat sink is provided with a clamping groove, the bottom of the ring-shaped light shield is provided with a clamping ring, and the clamping ring is clamped with the clamping groove. The clamping installation is simpler.

[0010] In some embodiments, the middle part of the power supply protection cover is provided with a mounting hole, the power supply device is fixedly installed in the mounting hole, the lower end of the power supply protection cover is provided with a lamp holder, the upper part of the heat sink is provided with a shielding part, the shielding part is buckled on the power supply protection cover and presses the power supply device, the light source substrate is installed on the shielding part, the red light shield is pressed on the light source substrate, and screws are used to fixedly connect the red light shield, the light source substrate, the heat sink and the power supply protection cover together.

[0011] In some embodiments, the heat sink is further provided with a plurality of ring-shaped and spaced heat dissipation columns around the shielding part, and gaps are reserved between the heat dissipation columns and the power supply protection cover. This facilitates air circulation and better heat dissipation.

[0012] In some embodiments, the hemispherical light shield and the ring-shaped light shield are connected through ultrasonic welding, and the red and white light shield is made of plastic.

[0013] In some embodiments, the heat sink is made of metal.

[0014] In some embodiments, the light source substrate is an aluminum substrate.

[0015] From the above technical solution, the present application has at least the following advantages and positive effects:

[0016] The application discloses a red and white color bulb, and a light source provided by an LED light source assembly is partially reflected by a white hemispherical lampshade at the top to provide normal illumination with white light upwardly, and the other part of the light source is reflected by a red annular lampshade to provide red light downwardly, so that the color of a corpse is better, and the needs of funeral illumination are met. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The figure is a structural schematic diagram of an embodiment of the application;

[0018] Figure 2 The figure is an exploded view of an embodiment of the application;

[0019] Figure 3 The figure is a sectional view of an embodiment of the application;

[0020] Figure 4 The figure is a structural schematic diagram of a red light shield in an embodiment of the application;

[0021] Figure 5 The figure is a structural schematic diagram of an LED light source assembly in an embodiment of the application.

[0022] Label explanation: 1, power protection cover; 11, mounting hole; 2, power device; 3, radiator; 31, clamping groove; 32, shielding part; 33, heat dissipation column; 4, LED light source assembly; 41, light source substrate; 42, inner ring lamp bead; 43, outer ring lamp bead; 5, red and white lampshade; 51, hemispherical lampshade; 52, annular lampshade; 53, clamping ring; 6, red light shield; 61, light transmission hole; 62, inclined surface; 7, lamp holder; 8, screw. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the application more clear, the application will be further described in detail below with reference to the drawings. The terms used in the embodiment part of the application are only used for explaining the specific embodiments of the application, and are not intended to limit the application.

[0024] Reference Figures 1 to 5The embodiment of the present application provides a red and white two-color bulb, which comprises a power supply protection cover 1, a power supply device 2 fixedly installed in the power supply protection cover 1, a radiator 3 fixedly sleeved on the outer periphery of the power supply protection cover 1, an LED light source assembly 4 fixedly installed at the middle part of the upper end of the radiator 3, and a red and white lamp cover 5 fixedly installed on the upper end of the radiator 3 and covering the LED light source assembly 4 outside; the power supply device 2 supplies power for the LED light source assembly 4, the red and white lamp cover 5 is divided into an upper part and a lower part, the upper part is a white hemispherical lamp cover 51, the lower part is a red annular lamp cover 52, the outer wall caliber of the annular lamp cover 52 gradually decreases from top to bottom, the hemispherical lamp cover 51 is fixedly installed on the annular lamp cover 52, and the annular lamp cover 52 is fixedly installed on the radiator 3; a part of light sources provided by the LED light source assembly 4 transmits through the hemispherical lamp cover 51 to emit white light upwards, and another part of the light sources transmits through the annular lamp cover 52 to refract and emit red light downwards.

[0025] The red and white two-color bulb can emit white light upwards through the upper white hemispherical lamp cover 51 to provide normal illumination, and can emit red light downwards through the red annular lamp cover 52 to make the body color better, thereby meeting the illumination requirement of a funeral.

[0026] The red and white two-color bulb further comprises a red light shield 6, the red light shield 6 is in the form of a circular ring and has a light transmission hole 61 formed in the middle part; the LED light source assembly 4 comprises a light source substrate 41 fixedly installed on the radiator 3 and LED lamp beads arranged on the light source substrate 41, the LED lamp beads comprise outer ring lamp beads 43 arranged in a ring shape and inner ring lamp beads 42 located inside the outer ring lamp beads 43, the red light shield 6 is fixedly installed on the light source substrate 41 and covers the outer ring lamp beads 43, white light emitted by the outer ring lamp beads 43 changes into red light after passing through the red light shield 6, and white light emitted by the inner ring lamp beads 42 transmits through the light transmission hole 61 to the outside. The red light shield 6 can make the white light emitted by the outer ring lamp beads 43 change into red light first and then pass through the red annular lamp cover 52, so that the color of the red light emitted by the bulb is deeper.

[0027] The upper surface of the red light shield 6 is a slope 62 with an outer edge lower than an inner edge, which is used to guide the red light to the annular lamp cover 52. The slope 62 mainly plays a role in guiding light, and reduces the red light from transmitting through the hemispherical lamp cover 51.

[0028] The upper end of the radiator 3 is provided with a clamping groove 31, the bottom of the annular lamp cover 52 is provided with a clamping ring 53, and the clamping ring 53 is clamped with the clamping groove 31. The clamping installation is simpler.

[0029] The middle part of the power protection cover 1 is provided with a mounting hole 11, the power device 2 is fixedly installed in the mounting hole 11, the lower end of the power protection cover 1 is provided with a lamp holder 7, the upper part of the radiator 3 is provided with a shielding part 32, the shielding part 32 is buckled on the power protection cover 1 and presses the power device 2, the light source substrate 41 is installed on the shielding part 32, the red light shield 6 is pressed on the light source substrate 41, and the screw 8 fixedly connects the red light shield 6, the light source substrate 41, the radiator 3 and the power protection cover 1 together.

[0030] The radiator 3 is further provided with a plurality of annularly and spacedly arranged heat dissipation columns 33 at the outer periphery of the shielding part 32, and a gap is reserved between the heat dissipation columns 33 and the power protection cover 1. In this way, air circulation is facilitated, and better heat dissipation effect can be achieved.

[0031] The hemispherical lamp shade 51 and the annular lamp shade 52 are connected by ultrasonic welding, and the red and white lamp shade 5 is made of plastic material.

[0032] The radiator 3 is made of metal.

[0033] The light source substrate 41 is made of aluminum substrate.

[0034] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the above embodiments of the present application are described in detail, those skilled in the art should understand that: it can still modify the technical solutions recorded in the above embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments.

Claims

1. A red and white colored light bulb characterized in that: The application relates to a red-and-white light bulb, which comprises a power protection cover, a power device fixedly installed in the power protection cover, a radiator fixedly sleeved on the periphery of the power protection cover, an LED light source assembly fixedly installed in the middle of the upper end of the radiator, and a red-and-white lamp cover fixedly installed on the upper end of the radiator and covering the LED light source assembly outside, wherein the power device supplies power for the LED light source assembly, the red-and-white lamp cover is divided into an upper part and a lower part, the upper part is a white hemispherical lamp cover, the lower part is a red annular lamp cover, the outer wall diameter of the annular lamp cover gradually decreases from top to bottom, the hemispherical lamp cover is fixedly installed on the annular lamp cover, the annular lamp cover is fixedly installed on the radiator, and part of the light source provided by the LED light source assembly transmits through the hemispherical lamp cover to emit white light upwards, and the other part of the light source transmits through the annular lamp cover to refract and emit red light downwards.

2. A bicolor lamp according to claim 1, characterized in that: The red-and-white light bulb further comprises a red light shielding cover, the red light shielding cover is in a circular ring shape and has a light transmission hole in the middle part, the LED light source assembly comprises a light source substrate fixedly installed on the radiator and LED lamp beads arranged on the light source substrate, the LED lamp beads comprise outer ring lamp beads arranged in a ring shape and inner ring lamp beads located in the inner part of the outer ring lamp beads, the red light shielding cover is fixedly installed on the light source substrate and covers the outer ring lamp beads, white light emitted by the outer ring lamp beads changes into red light after passing through the red light shielding cover, and white light emitted by the inner ring lamp beads transmits through the light transmission hole to emit light outward.

3. A bicolor lamp according to claim 2, characterized in that: The upper surface of the red light shielding cover is a slope with an outer edge lower than an inner edge, so as to guide the red light to the annular lamp cover.

4. A bicolor lamp according to claim 1, characterized in that: The upper end of the radiator is provided with a clamping groove, the bottom of the annular lamp cover is provided with a clamping ring, and the clamping ring is clamped with the clamping groove.

5. A bicolor lamp according to claim 2, characterized in that: The middle part of the power protection cover is provided with a mounting hole, the power device is fixedly installed in the mounting hole, the lower end of the power protection cover is provided with a lamp holder, the upper part of the radiator is provided with a shielding part, the shielding part is buckled on the power protection cover and presses the power device, the light source substrate is installed on the shielding part, the red light shielding cover is pressed on the light source substrate, and screws are used to fixedly connect the red light shielding cover, the light source substrate, the radiator and the power protection cover together.

6. A bicolor lamp according to claim 2, characterized in that: The radiator is further provided with a plurality of annularly and intervally arranged heat dissipation columns on the periphery of the shielding part, and gaps are reserved between the heat dissipation columns and the power protection cover.

7. A bicolor lamp according to claim 1, characterized in that: The hemispherical lamp cover and the annular lamp cover are connected through ultrasonic welding, and the red-and-white lamp cover is made of plastic material.

8. A bicolor lamp according to claim 1, characterized in that: The radiator is made of metal.

9. A bicolor lamp according to claim 2, characterized in that: The light source substrate is made of an aluminum substrate.

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