3results about How to "Reasonable angle" patented technology

The application relates to the technical field of hydrogen storage equipment, in particular to hydrogen storage equipment and a hydrogen storage method, wherein the hydrogen storage equipment comprises a heat exchanger, a tank top cover and a hydrogen storage tank, the hydrogen storage tank is installed above the heat exchanger, the hydrogen storage tank is provided with the tank top cover above, the tank top cover is provided with an exhaust valve, the tank top cover is provided with an air inlet valve at the center, the tank top cover is provided with an adjusting lever on the upper surface, the hydrogen storage tank is provided with a gas feeding assembly at the center, the gas feeding assembly is provided with a gas uniformizing assembly outside, the gas feeding assembly rotates around the fixed support outside through a center rotating drum, the extending ear on the center rotating drum drives the gas feeding frame and a folding frame to fold, the folding frame pushes the gas uniformizing assembly to unfold at the same time, the gas feeding head on the gas feeding frame is connected with the gas uniformizing assembly inside in communication, so that the hydrogen gas is uniformly stored, and the problem of uneven hydrogen storage in the hydrogen storage process of the hydrogen storage equipment is solved.

The application discloses a safety seat, comprising a base, a seat, an adjusting assembly and a backrest, the base is provided with a connecting boss extending in the front-rear direction and provided with a plurality of clamping holes in the front-rear direction; the seat is provided with a connecting groove matched with the connecting boss, so that the seat is adjustably arranged on the base; the adjusting assembly is arranged on the seat, and the clamping piece of the adjusting assembly is selectively clamped into any clamping hole to fix the seat; the backrest is detachably connected to the seat through a backrest pipe, the connecting boss is provided with a limiting groove, the backrest pipe is provided with a blocking piece, and the seat is provided with a limiting piece selectively extending into the limiting groove; when the backrest is removed, the clamping piece is clamped in the last clamping hole, and the limiting groove is matched with the limiting piece to lock the seat; when the backrest is installed on the seat, at least part of the blocking piece is located between the limiting groove and the limiting piece to release the locking of the seat, so that the application range is improved, and the safety and reliability are improved.

The utility model relates to a kind of welding spot detection devices for inverter welding processing, including welding tooling and detection piece, welding tooling fixedly arranged, for embedding the PCB board to be processed, and for welding treatment to the PCB board to be processed;Detection piece is installed below welding tooling, for detecting the back of the PCB board to be processed.The beneficial effects of the utility model are simple structure, reasonable design, and the operator can monitor the PCB back welding point state during welding process, avoid secondary detection, easy to operate, and low detection cost.