2results about How to "Reduce manufacturing precision" patented technology

The utility model discloses a mounting structure of lamps and lanterns, including car body sheet metal and lamps and lanterns mounting bracket, the front portion of lamps and lanterns mounting bracket is fixed with car body sheet metal through a plurality of joint structure, and the rear portion is fixed with car body sheet metal through a plurality of bolt fastening structure, the joint structure include joint seat, and the joint pin of fixed in the bottom center of joint seat, the car body sheet metal is set up with a plurality of joint hole of matching with joint pin on, the front and rear two ends of joint pin and the front and rear two ends of joint hole all leave the gap. The utility model discloses through the matching design of joint and bolt fastening, effectively solved the security hidden danger of front through -penetrating lamp in the collision, and the installation convenience and structural reliability are given full play to simultaneously, and bolt fastening structure not only is convenient for lamps and lanterns mounting bracket front -and -back movement and realizes the energy absorption, and when installing, bolt fastening structure can adjust lamps and lanterns mounting bracket before and after, has reduced the manufacturing precision.

The utility model relates to energy -conserving window technical field, concretely relates to a kind of comprehensive energy -conserving safety window. Including window frame and solar water heater, window frame is provided with horizontal beam in, horizontal beam divides window frame into upper frame body and lower frame body, lower frame body is provided with the protective fence extending along horizontal direction in, solar water heater includes water storage device and collector, collector includes heat collecting pipe and first water pipe, heat collecting pipe is arranged multiple in lower frame body along horizontal direction interval, and heat collecting pipe is set in protective fence one side facing away from indoor, horizontal beam is provided with the mounting cavity extending along horizontal direction in, first water pipe is worn in mounting cavity, mounting cavity is filled with heat preservation layer between first water pipe, the upper end of heat collecting pipe extends to mounting cavity and is communicated with first water pipe upwards, the lower end of heat collecting pipe is located on lower frame body. Window frame, protective fence and solar water heater are combined into one, without being reserved installation and maintenance space for each single, effectively increase the use space of balcony, improve construction efficiency.