7results about How to "Solve the vibration" patented technology

The utility model relates to the field of kitchen appliances, in particular to a food processor which comprises a base and a shell installed on the base, an inner cup, a motor, a motor cover, a power panel, a control panel and a socket are arranged in the shell, an operation interface is arranged on the side wall of the shell, and the control panel is installed on the inner side of the shell and corresponds to the operation interface. The motor cover is provided with a containing cavity for containing the motor, a motor shaft of the motor extends into the inner cup and is connected with a smashing cutter, the outer wall of the motor cover is provided with a protruding part protruding outwards, the protruding part is provided with an air inlet channel communicated with the containing cavity, the power panel, the control panel and the socket are arranged in the circumferential direction of the motor cover, and the power panel and the protruding part are oppositely arranged. The control board and the socket are located on the two opposite sides of the protruding part. The power panel, the control panel, the socket and the protruding part are arranged in the circumferential direction around the motor cover, the structural distribution is more compact, the internal space of the whole machine is utilized more reasonably, the gravity center of the whole machine cannot deviate from the axis of the motor, and the balance of the whole machine is better.

The invention relates to the technical field of pipe contracting machines, and discloses a straightening structure of a large pipe contracting machine and the large pipe contracting machine using the straightening structure. The straightening structure comprises a bottom plate, two adjusting assemblies, two supporting assemblies and a plurality of positioning assemblies; a first sliding groove, a second sliding groove, a third sliding groove and a fourth sliding groove are formed in the side face of the bottom plate, the two supporting assemblies are used for supporting the bottom plate, a straight-through hole is formed in the middle of the bottom plate and used for keeping away from a machined pipe fitting, and the multiple positioning assemblies are arranged in the circumferential direction of the straight-through hole at equal intervals. The first sliding groove, the second sliding groove, the third sliding groove and the fourth sliding groove are formed in the periphery of the bottom plate and matched with the two active adjusting assemblies and the two elastic supporting assemblies, an adjusting matrix with the self-locking and dynamic balancing capacity is constructed, and the problem that in the diameter reducing process of large pipes, due to the dead weight or machining deviation, the axial lead deviates is solved.

The application provides a special fixture for a fuel pump shell, comprising a tool base plate, at least one set of first fixed connecting pieces are arranged on the tool base plate, and the tool base plate is installed on a workbench conversion positioning disc through the first fixed connecting pieces, a positioning boss for cooperation with the workbench conversion positioning disc is arranged on the bottom end face of the tool base plate, so that the positioning boss of the bottom end face of the tool base plate is clamped into the positioning groove of the workbench conversion positioning disc and is fixedly connected through the first fixed connecting pieces. The whole structure is simple, the difficulty of workpiece alignment operation is reduced by adding two balance blocks, the workpiece machining precision is improved, and the workpiece gravity center position is coincided with the rotation center of the workpiece by setting the specific size of the balance block, thereby solving the vibration and oval problem caused by the unstable workpiece gravity center generated by the centrifugal force.

The utility model discloses a new -type marine FGSS exhaust silencer, including the silencer shell, the both ends of silencer shell are connected with the oval head, and the oval head of bottom end is connected with the import, and the oval head of top end is connected with the export, the inner wall of oval head and silencer shell is equipped with centrifugal glass sound -proof cotton, heat -insulating aluminium foil, the import airflow uniform distribution board is set up in the silencer shell, and the offset airflow uniform distribution board is set up, and the import central gas guide pipe is set up in the import airflow uniform distribution board, and the offset gas guide short pipe, offset gas guide long pipe interval and alternately distribute in several layers offset airflow uniform distribution board, the air hole is seted up in the import airflow uniform distribution board and offset airflow uniform distribution board. The utility model discloses satisfy ordinary FGSS silencer efficacy, and have the advantages such as better sound insulation effect, convenient to dismantle and install, simple manufacture, stable performance.

The utility model relates to the technical field of pump equipment, in particular to a novel air bag pump. The air bag pump comprises a pump body and a reversing valve, the left end and the right end of the pump body are provided with two compression cavities communicated with the ball valve, and corrugated pipes are installed in the two compression cavities respectively. Threaded end pipes are arranged at the positions, at the outer ends of the two compression cavities, of the pump body respectively, end covers are connected to the threaded end pipes in a threaded mode, the corrugated pipes are fixedly pressed in the compression cavities through the end covers respectively, air inlet holes and air outlet holes which are communicated with the interiors of the corrugated pipes are formed in the end covers, and the air inlet holes and the air outlet holes are connected with an air inlet pipe connector and an air outlet pipe connector respectively. The gas inlet pipe joint and the gas outlet pipe joint are connected with the reversing valve through gas-guide pipes; the inner side of the end cover is provided with a mounting counter bore communicated with an air outlet, a piston assembly is arranged in the mounting counter bore, the front end of a piston rod of the piston assembly is supported in the center of the air bag, and a plurality of damping strips are arranged between the piston assembly and the inner side of the end cover at intervals, so that the vibration magnitude is effectively reduced, pump vibration and noise are solved from the source, and the damping and noise reduction effects are good.

The utility model discloses a device for effectively preventing vibration of a deaerator in a heat supply season of a thermal power plant, and belongs to the technical field of thermal power plant equipment. Comprising a heat supply network drainage tank, a deaerator and a low-pressure heater, the bottom face of the heat supply network drainage tank communicates with a first pipeline, the side face of the first pipeline communicates with a pair of second pipelines, the free ends of the pair of second pipelines communicate with pumping pieces, a third pipeline is connected between the free ends of the pumping pieces, and the third pipeline is a four-branch pipe; the two free ends of the third pipeline are both communicated with control pieces, the free end of one control piece is communicated with a fourth pipeline, the tail end of the fourth pipeline is communicated with the deaerator, the free end of the other control piece is communicated with a fifth pipeline, the outer side of the fifth pipeline is communicated with a condensate water conveying pipeline, and the fifth pipeline is further communicated with an inlet of the low-pressure heater. The free end of the fifth pipeline is communicated with a first valve body, the other end of the first valve body is communicated with a sixth pipeline, and the sixth pipeline is further communicated with an outlet of the low-pressure heater.

This utility model relates to the field of pump technology and discloses a magnetically levitated impeller and pump, comprising: an upper impeller and a lower impeller. The upper impeller includes a fluid cavity, a fluid inlet, and a fluid outlet. A plurality of helical blades are arranged in the fluid cavity, and a helical flow channel is formed between the helical blades. The helical flow channel connects the fluid inlet and the fluid outlet. A connecting post is arranged at the bottom center of the fluid cavity, and a stabilizing plate is arranged at the top of the connecting post. The stabilizing plate is disposed between the fluid inlet and the helical flow channel.