4results about How to "Force is small" patented technology

The utility model relates to a lifting device, which solves the technical problem that a locking device fails to lock and is inconvenient to operate, and comprises a support leg, a swing seat, a fixed seat and a swing adjusting structure, the fixed seat and the swing seat can swing relatively, one end of the swing seat is connected with the support leg, and the other end of the swing seat is connected with the fixed seat. A locking hole is formed in the fixing seat, an adjusting disc is arranged on the swing seat, an adjusting hole is formed in the adjusting disc, the swing adjusting structure comprises a handle, a locking frame and a locking pin, the locking frame is arranged between the handle and the fixing seat, one end of the locking pin is connected with the handle, and the other end of the locking pin penetrates through the locking frame, the locking hole and the adjusting hole and can enter and exit along the adjusting hole. One end of the handle is provided with a flange. The trailer can be widely applied to the field of trailers and motor homes.

The utility model relates to the field of medical apparatus and instruments, and the utility model discloses a simple sampling forceps of multi -functional, including the shell, and its both ends are equipped with the opening, puncture needle, and the shell is penetrated through the both sides opening, and its front end is equipped with the sampling mouth, outer sheath, the sleeve is established on puncture needle, push handle, and the solid is established at puncture needle rear end, and with shell inner wall sliding cooperation, spring, and the clamping is established between shell inner wall front side and push handle front end, is used for driving puncture needle reset, limiting component sets up between push handle and shell, is used for fixing the front travel of puncture needle. The utility model structure is simple, and the operation is simple, is applicable to the operation field situation such as suturing, sampling, surgical area flushing, can improve the operation efficiency.

The utility model discloses a kind of high-reliability bypass switches, comprising: insulating frame, drive mechanism and switch device installed in insulating frame, and transmission assembly connected between drive mechanism and switch device;Transmission assembly includes insulating pull rod assembly and linkage lever, insulating pull rod assembly is provided with first pull rod, and first pull rod is distributed with the output rod of drive mechanism dislocation parallel;One end of linkage lever is hinged to the first fixed plate on insulating frame, and first fulcrum portion and second fulcrum portion are sequentially spaced from one end of linkage lever towards another end, first fulcrum portion is movably connected to first pull rod, and second fulcrum portion is movably connected to output rod;Drive mechanism is used to drive output rod to push linkage lever to rotate, and switch device is closed by insulating pull rod assembly drive.This utility model can reduce the failure risk caused by concentricity problem, reduce the force value required by drive mechanism, and structure is simple, significantly improve the reliability and stability of bypass switch work.

This utility model belongs to the field of seedling transplanting technology, and relates to a mechanical clamp for preventing damage during the transplanting of vegetable plug seedlings. It consists of a support component, a transplanting component, a limiting component, a control component, and a reset component. The support component provides basic support for operation, the transplanting component grips the seedling, the limiting component ensures stable sliding of the transplanting component, the control component controls the movement of the transplanting component, and the reset component resets the control component. This mechanical clamp solves the problems of unstable seedling gripping, inconvenient transplanting operation, and easy damage to seedlings and plugs during the transplanting of vegetable plug seedlings, thus improving the efficiency and quality of vegetable plug seedling transplanting.