2results about How to "Save precious time" patented technology

The utility model relates to the technical field of printers, and discloses a candle label high-speed printer which comprises a conveying belt, the left side and the right side of the conveying belt are fixedly connected with supporting columns respectively, the tops of the two supporting columns are fixedly connected with an electric sliding rail, and the interior of the electric sliding rail is slidably connected with a printing box. A protective cover is rotatably connected to the front side of the printing box, a limiting groove is formed in the protective cover, a fixing groove is formed in the printing box, a first spring is fixedly connected to the inner wall of the right side of the fixing groove, a wedge-shaped block is fixedly connected to the left side of the first spring, and a shifting block is fixedly connected to the front side of the wedge-shaped block. According to the utility model, the protective cover can be unlocked simply and efficiently through the operation of the shifting block and the wedge-shaped block, the overhaul channel can be opened quickly, precious time is saved, the spring II is matched with the connecting block, automatic assistance is realized when the protective cover is closed and opened, the burden of operators is reduced, and the overhaul convenience degree is improved.

The utility model relates to medical instrument technical field discloses portable anesthetic gas filtration and purification device, pack filter box, the opening of filter box is provided with the box cover, the inside of box cover is provided with the cavity, the inside wall of cavity is provided with fixed component, the inside wall of filter box is provided with a plurality of activated carbon screen, the both sides of filter box are provided with support component, the fixed component includes the rotary block of rotary connection in the inside wall of cavity and two mounting blocks of sliding connection in the inside wall of cavity. This portable anesthetic gas filtration and purification device, through rotating the rotary plate drive rotary block rotation, utilize the linkage of connecting rod and spring, realize the automatic ejection and embedding of clamping block, after the quick disassembly of box cover, can directly draw out old activated carbon screen and replace new screen, can quickly complete operation, need not extra tool, save the step of screwing screw one by one, can save precious time in first-aid or transfer scene.