5results about How to "Quick seal connection" patented technology

The utility model discloses a kind of quick-assembly tee ball valves of multidirectional fluid control, it is related to valve dismounting technical field.The ball valve includes tee valve body and valve switch, tee valve body has three valve pipes, and first flared structure is equipped to connect external connecting pipe in each valve pipe end portion, snap ring is equipped on connecting pipe.Valve pipe outer wall is equipped with outer thread and is equipped with the sleeve of threaded sleeve, first flared structure is externally rotatably arranged with multiple circumferentially arranged locking assemblies, each group includes fixed block fixed to valve pipe and locking strip rotatably connected with it by rotating shaft, locking strip has clamping block close to fixed block.Sleeve end portion is equipped with second flared structure, it is covered fixed block and opening end abuts locking strip.Tightening sleeve, second flared structure pushes locking strip to rotate, so that its clamping block extrudes the snap ring of connecting pipe, drives connecting pipe to adhere to valve pipe, and realizes sealing with the water stop ring of junction.Quick, labor-saving installation is realized by the structure, and connection sealing property is significantly improved.

The invention provides a follow-up supporting type milling device for mold curved surface profiling machining, and relates to the technical field of mold milling. The follow-up supporting type milling device for mold curved surface profiling machining comprises a workbench, a milling bin and a milling base, the milling bin is arranged at the top of the workbench, the milling base is arranged in the milling bin, bearing frames are fixedly installed on the two sides of the milling base correspondingly, follow-up supporting mechanisms are arranged on the two bearing frames correspondingly, and the follow-up supporting mechanisms are arranged on the two bearing frames correspondingly. The follow-up supporting mechanism comprises a rigid-flexible switching supporting assembly and an air inlet assembly, the rigid-flexible switching supporting assembly is used for conducting rigid-flexible supporting on the mold, and the air inlet assembly is used for providing stable and controllable air pressure for flexible supporting. The follow-up supporting type milling device for mold curved surface profiling machining has the advantages that automatic switching between rigid supporting and flexible supporting can be achieved, point contact and surface contact can be conducted on a mold, the mold is evenly stressed, and the flexible supporting air bag is rapidly replaced.

The utility model relates to the technical field of pesticide spraying equipment, and discloses a betel nut pesticide spraying device which comprises a bottom plate, the top of the bottom plate is fixedly connected with a stirring barrel, the outer side of the stirring barrel is slidably connected with a water pipe, the outer side of the water pipe is fixedly connected with a fixed disc, and the interior of the fixed disc is rotatably connected with a rotating disc. Limiting blocks are fixedly connected to the two sides of the rotating disc correspondingly, shrinkage pipes are slidably connected to the outer sides of the limiting blocks, a driving assembly used for driving parts is fixedly connected to the top of the stirring barrel, and a water suction pump is fixedly connected to the top of the bottom plate. A plurality of connecting assemblies used for connecting parts are connected to the top of the water suction pump. According to the device, each areca-nut tree can accurately receive a proper dosage of liquid medicine according to actual requirements, so that the utilization rate of the liquid medicine is improved, the pesticide cost is reduced, and meanwhile, the pollution to the environment caused by excessive pesticide is reduced.

The utility model provides a parallel operation type continuous anesthesia device for mass animal experiments, which relates to the technical field of animal experiment instruments and comprises a box body, at least two through holes are arranged at the front end of the box body, and the through holes are hermetically connected with guide parts through mounting grooves. A variable-diameter contact piece is arranged at one end of the guide piece and used for tightly wrapping the neck of the animal; a guiding cavity and a guiding rope are arranged in an opening in the middle of the flexible cover, and the opening can be tightened by pulling the guiding rope to achieve sealing. By means of the design of'head and body separation ', the head of an experimental animal continuously inhales anesthetic gas in the box body, and limbs are led out of the box body for operation. By means of the structure, synchronous anesthesia and parallel limb operation of a plurality of animals are achieved, experiment efficiency is remarkably improved, anesthesia gas leakage is effectively blocked, continuity and stability of the anesthesia process are guaranteed, and animal stress response and personnel occupational exposure risks are reduced.

The utility model provides an integrated closed locking mechanism, including the overflow vertical pipe for inserting the tank mouth inside of tank car, install the vertical pipe connecting piece for with outside crane pipe quick butt joint on the top of overflow vertical pipe, install the sealing assembly for with tank mouth cooperation forms the initial sealing structure in the middle part fixed of overflow vertical pipe, install the pneumatic execution unit on sealing assembly through locking mechanism support, the power output shaft of pneumatic execution unit is from top to bottom and extends to the below of sealing assembly, and install the tank mouth locking block for with tank mouth inner wall forms mechanical locking cooperation to compress sealing assembly and realizes secondary enhanced sealing on the power output shaft of pneumatic execution unit below sealing assembly, the utility model discloses safe and reliable, can realize crane pipe and tank mouth quick sealing connection, facilitate guaranteeing the normal progress of loading and unloading car operation, help to improve operation efficiency.