Lighting device with adjustable lighting range

Abstract

The invention is applicable to the technical field of lighting devices, and discloses a lighting device with the adjustable lighting range. The device comprises a lamp bracket and at least two lamp holders, the lamp holders are rotatably connected to the lamp bracket, the lighting device further comprises a connecting support, a lifting drive component is arranged between the connecting support and the lamp bracket, connecting rods are connected between the connecting support and the lamp holders, one ends of the connecting rods are rotatably connected to the connecting support, the other endsof the connecting rods are rotatably connected to the lamp holders, the lifting drive component comprises a screw rotatably connected to the lamp bracket and a handle fixedly connected to the screw,and the screw is in threaded connection to the connecting support. The lighting device with the adjustable lighting range uses the handle to drive the screw, screw transmission drives the connecting rods to transmit through lifting of the lamp bracket to enable the lamp holders to rotate, the structure is simple and ingenious, assembly is easy, production efficiency is high, the device is simple and easy to use, the irradiation range of the lamp is easily adjusted, and convenience is brought to use of the user.

Description

technical field [0001] The invention belongs to the technical field of lighting devices, in particular to a lighting device with adjustable irradiation angle and lighting range. Background technique [0002] At present, most of the spotlights in the existing market have a fixed lighting area at a certain distance, that is, the lighting area of ​​the spotlight has been fixed during the design of the spotlight product and cannot be adjusted, which cannot satisfy customers in specific jobs. Occasion requirements, the lighting range cannot be flexibly adjusted according to the actual situation, which brings inconvenience to customers. Contents of the invention [0003] The purpose of the present invention is to overcome the shortcomings of the above-mentioned prior art and provide a lighting device with an adjustable lighting range. The lighting range can be adjusted to meet the needs of customers in specific workplaces. , which brings convenience to customers. [0004] The ...

AI Technical Summary

Problems solved by technology

[0002] At present, most of the spotlights in the existing market have a fixed lighting area at a certain distance, that is, the lighting area of ​​the spotlight has been fixed during the design of the spotlight product and cannot be adjusted, which cannot satisfy customers in specific jobs. Occasion requirements, the lighting range cannot be flexibly adjusted according to the actual situation, which brings inconvenience to customers

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