Lamp waterproof device
A technology for waterproof devices and lamps, which can be used in gas/waterproof devices, lighting devices, components of lighting devices, etc., can solve the problems affecting the use effect of vehicle lights, etc. Effect
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Problems solved by technology
 Embodiment 1: as Figure 1 to Figure 3 In the shown embodiment, a waterproof device for lamps includes
 The lamp holder body 1 for connecting with the lampshade of the vehicle light, the said lamp holder body is provided with an accommodating groove 1a for installing the light source of the vehicle light, and the lamp holder body is provided with a threading hole 1b for the power supply line to pass through;
 The threading hole communicates with the accommodating groove, and the threading hole is provided with a protective sealing ring 2 and a limit body 3 for contacting the protective sealing ring, and a spinning screw 4 for pressing the protective sealing ring is provided on the lamp holder body. The spinning screw is provided with a screw thread hole 4a that runs through the axial direction of the spinning screw;
 The spinning screw includes a screw head 41 and a screw thread section 42. The screw thread section extends into the threading hol...
 Embodiment 2: the basic structure and implementation mode of this embodiment are the same as embodiment 1, and its difference is, as Figure 4 As shown in , it also includes a vertical cylinder body 6, the upper end of the vertical cylinder body is provided with an opening, the vertical cylinder body is provided with a counterweight piston 61 to seal the opening, the counterweight piston and the vertical cylinder body slide and seal, and the vertical cylinder body is provided with a On the return spring 62 supporting the counterweight piston, the vertical cylinder body is provided with an air outlet and an air inlet connected to the outside world. The air outlet is provided with an air outlet check valve 63, and the air inlet is provided with an air intake check valve 64. The protective seal ring is provided with an inflatable chamber 2a, and the air outlet is connected to the inflatable chamber through a gas pipe 65, and the gas pipe passes through the lamp holder body ...
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