4results about How to "Easy maintenance and replacement work" patented technology

The utility model discloses a tunnel weak current emergency lighting device which comprises a lamp shell, the front surface of the lamp shell is movably connected with a cover plate, the middle end of the cover plate is fixedly connected with a transparent protection plate, and U-shaped blocking frames are movably connected between the upper ends of the two sides of the cover plate and the upper ends of the two sides of the lamp shell. The sides, close to each other, of the two U-shaped blocking frames are fixedly connected with first elastic clamping plates. Through the arrangement of the lamp shell, the cover plate and the transparent protection plate, the periphery of the LED lamp panel can be protected, the LED lamp panel is prevented from being damaged due to collision or damp, through the arrangement of the U-shaped blocking frame, the first elastic clamping plate and the clamping groove, the cover plate and the lamp shell can be limited, the cover plate is prevented from being loosened from the surface of the lamp shell, and the service life of the LED lamp panel is prolonged. And meanwhile, through arrangement of a positioning column and an I-shaped rubber sleeve, the LED lamp panel can be supported, and through arrangement of a limiting frame plate, a U-shaped frame plate, a second elastic clamping plate and a clamping hole, the front face of the I-shaped rubber sleeve can be limited.

The utility model discloses a kind of ship distress alarm device, comprising: control main body, fixed mounting seat on ship, the connecting slot is opened on the mounting seat, the connecting plug is set in the corresponding position of control main body rear side, the connecting plug is inserted and mounted in connecting slot;Fixing mechanism is set between mounting seat and control main body, for fixing control main body with mounting seat;Connecting mechanism is set on mounting seat, for installing protective baffle on mounting seat, the utility model structure is reasonable, the quick disassembly of device can be realized, the maintenance replacement of later period is convenient, can better satisfy use demand.

The utility model discloses an organic earthworm culture soil loosening equipment, including soil loosening machine body, the drive mechanism of soil loosening machine body is connected with output shaft, one end of output shaft is connected with connecting shaft, the one end of output shaft and connecting shaft all is set up with thread groove, the inner wall of thread groove is set up with location groove, the other end of connecting shaft is connected with thread boss. This organic earthworm culture soil loosening equipment, through the setting of soil loosening machine body, output shaft, connecting shaft, thread groove, location groove, thread boss, accommodating groove, return spring, sliding block, locating block, pole, mounting block, thrust block, screw rod, nut, blade and mounting groove, the function of convenient installation is realized, thereby the work of maintaining and replacing blade is facilitated, and the number of blade is facilitated to increase, thereby it is favorable to carry out the soil loosening work of different range, and the application range is improved.

The utility model discloses a coating organic waste gas collection near-zero emission device, which belongs to the technical field of coating waste gas treatment and is characterized by comprising a baking finish house filter cotton body, a mounting frame is arranged on the outer side of the baking finish house filter cotton body, and an auxiliary mechanism is arranged on the outer side of the mounting frame. The auxiliary mechanism comprises a bearing assembly and an auxiliary filtering assembly, the bearing assembly is arranged at the top of the mounting frame, the auxiliary filtering assembly is mounted at the bottom of the mounting frame, and by arranging the bearing assembly and the auxiliary filtering assembly, a user increases the top space of the mounting frame by adjusting the bearing assembly, so that the baking finish house filtering cotton body is quickly mounted; a user does not need to manually use a sharp tool for step-by-step installation, and after the installation frame carries the baking finish house filter cotton body for installation, the user can combine the auxiliary filter assembly with the installation frame, so that the auxiliary filter assembly can block a gap between the installation frames, and more waste gas can be filtered through the baking finish house filter cotton body.