Lamp body and bulb lamp
View Patent ↗The present application discloses a lamp body and a bulb lamp, the lamp body includes a lampshade and a light source assembly, which is integrated on the lampshade. The light source assembly is integrated on the lampshade, a distance between the light source assembly and the external environment is shorten, and the thermal performance is improved. The lampshade includes a mounting window, and the light source assembly is mounted in the mounting window, so that heat of the light source assembly can be directly dissipated to the external environment. The light source assembly includes a light source a transparent light source substrate, a surface of the light source substrate facing an inner cavity of the lampshade is a mounting surface, and the light source is mounted on the mounting surface. The bulb lamp includes a lamp holder and the abovementioned lamp body, the lampshade is connected with the lamp holder.
1. A lamp body, comprising a lampshade and a light source assembly, wherein the light source assembly is integrated on the lampshade; the lampshade is transparent and truncated cone shape; the lampshade comprises a rectangular mounting window.
2. The lamp body according to claim 1 , wherein the light source assembly is mounted in the mounting window.
3. The lamp body according to claim 2 , wherein the light source assembly comprises a light source and a light source substrate, which is transparent; a surface of the light source substrate facing an inner cavity of the lampshade is a mounting surface, and the light source is mounted on the mounting surface.
4. The lamp body according to claim 3 , wherein the light source substrate is embedded on the lampshade.
5. The lamp body according to claim 3 , wherein at least two light source substrates are provided, and the at least two light source substrates are arranged on the lampshade at intervals.
6. The lamp body according to claim 3 , wherein the light source is a filament structure, and the light source is attached to the mounting surface.
7. The lamp body according to claim 2 , wherein the light source assembly comprises a light source substrate and a light source mounted on the light source substrate, an inner wall of the mounting window forms a pressing surface and an end surface of the light source substrate presses the pressing surface.
8. The lamp body according to claim 7 , wherein the lampshade comprises a limiting surface connected with the pressing surface, and the limiting surface is in limiting fit with the mounting surface.
9. The lamp body according to claim 7 , wherein the lampshade comprises a guiding slope, one end of the guiding slope is connected with the pressing surface, the other end of the guiding slope inclines outward in a radial direction, and the angle between the guiding slope and the pressing surface is greater than 90 degrees and less than 180 degrees.
10. The lamp body according to claim 7 , wherein another inner wall of the mounting window comprises a slot, and an end of the light source substrate is inserted into the slot.
11. The lamp body according to claim 10 , wherein a distance between the slot and an axis of the lampshade is shorter than a distance between the pressing surface and the axis.
12. A bulb lamp, comprising a lamp holder and a lamp body, wherein:
the lamp body comprises a lampshade and a light source assembly, and the light source assembly is integrated on the lampshade, wherein the lampshade is transparent and truncated cone shape; the lampshade comprises a rectangular mounting window; and
the lampshade is connected with the lamp holder, a driving power supply is provided in the lamp holder, and the light source assembly is electrically connected with the driving power supply.
13. The bulb lamp according to claim 12 , wherein an insulating element is arranged between the lampshade and the lamp holder.