36results about How to "Put down smoothly" patented technology

An installation locking assembly applied to a circuit board (300) and controlled by a sensor comprises a driving motor (4) which is fixedly connected with a base frame, a driving screw (41) which is in power connection with the driving motor (4), a left installation assembly (100) and a right installation assembly (200) which are respectively driven by two threads rotating in opposite directions on the driving screw (41), and a guide rail member (3) which is fixedly connected with the base frame and is used for guiding the left installation assembly (100) and the right installation assembly (200), wherein the left installation assembly (100) and the right installation assembly (200) are arranged in bilateral symmetry.

The invention discloses a closestool cover plate descent control device which comprises a rotating shaft, a blade and a shaft sleeve. A radial end face is formed at one end of the rotating shaft and provided with an oil groove, an oil inlet of the oil groove is large, the tail end of the oil groove is small, and a rib is convexly arranged on the rotating shaft in the axial direction. A shaft cavity is formed in the blade in the axial direction, an insertion groove is integrally convexly formed in the side wall of the shaft cavity, the shaft cavity of the blade is in sleeved connection with the rotating shaft, the rib of the rotating shaft is inserted in the insertion groove of the blade, and a plurality of oil grooves are formed in the side walls of the two sides of the insertion grooves at intervals. The shaft sleeve is in sleeved connection with the rotating shaft, and a sealed cavity is formed between the shaft sleeve and the rotating shaft and filled with damping oil. When the shaft sleeve rotates, the damping oil drives the blade to rotate relative to the rotating shaft, the rib of the rotating shaft seals the oil holes, and the damping oil flows towards the oil grooves; when the shaft sleeve rotates in the opposite direction, the damping oil drives the blade to rotate n the reverse direction relative to the rotating shaft, the rib of the rotating shaft opens the oil holes, and the damping oil passes the oil holes. The closestool cover plate descent control device has reliability in opening and closing and is simple to assemble and simple in manufacturing process.

The invention discloses iron pipe carrying equipment for building construction. The iron pipe carrying equipment for building construction comprises a vehicle body, an electric push rod A is arrangedin the middle of the bottom of the interior of the vehicle body, a hinge block is arranged at the output end of the electric push rod A, a hinge plate is hinged to one end of the hinge block, a movable plate is hinged to the middle of one end of the front face of the vehicle body, and a sliding rail A is arranged in the middle of the bottom of the movable plate. By arranging the two additional iron pipe storage assemblies capable of being folded and stored, the device can transport two small iron pipe sets at a time, under the rotary guidance of a servo motor B, a sliding block C and an annular sliding groove, the flexibility of hanging and clamping work of the device is better, and clamping and grabbing at various angles are facilitated; and meanwhile, under the arrangement of the multiple layers of sleeve columns and lifting hooks, operation conversion can be conveniently conducted according to the clamped iron pipes, and the functionality of the device and the convenience of use andtransportation are improved.

A mounting and locking device used for a circuit board (300) and provided with rollers comprises a driving motor (4), a driving screw (41), a left mounting component (100), a right mounting component (200) and a guide rail piece (3), wherein the driving motor (4) fixedly connected a base frame; the driving screw (41) is in power connection with the driving motor (4); the left mounting component (100) and the right mounting component (200) are respectively driven by two threads on the driving screw (41), which rotate in opposite directions; the guide rail piece (3) is fixedly connected with the base frame and are used for guiding the left mounting component (100) and the right mounting component (200); and the left mounting component (100) and the right mounting component (200) are arranged symmetrically.

The invention discloses an aluminum-clad wood inward-opening tilt-turn window and relates to the field of doors and windows. The window comprises a window frame and window sashes. Connecting mechanisms of frames and frame cavities are optimized, so that the window can be opened and closed more conveniently, can be opened in side-hung and tilt-turn manners and meets requirements of people, a curtain can be used for shading and can also be used as a piece of projection fabric, a plurality of loudspeakers mounted on the frames are used for cooperation, audio and visual effects are improved, and the window is high in entertainment and has diversified functions.

The invention discloses an intelligent assembling and locking device for a circuit board (300). The intelligent assembling and locking device comprises a driving motor (4) fixedly connected with a base frame, a driving screw rod (41) which is in power connection with the driving motor (4), a left assembling component (100) and a right assembling component (200) which are driven by two sections of threads with different screwing directions on the driving screw rod (41) respectively and a guide rail component (3) which is fixedly connected with the base frame and is used for guiding the left assembling component (100) and the right assembling component (200), wherein the left assembling component (100) and the right assembling component (200) are arranged in a laterally symmetrical manner.

The invention discloses a mounting and locking device used for a circuit board (300) and provided with a buffer block. The mounting and locking device comprises a driving motor (4), a driving screw (41), a left mounting assembly (100), a right mounting assembly (200) and a guide rail member (3), wherein the driving motor (4) is fixedly connected with a base frame; the driving screw (41) is linked with the driving motor (4) by virtue of power; the left mounting assembly (100) and the right mounting assembly (200) are respectively driven by two sections of screw threads with opposite rotating directions on the driving screw (41); the guide rail member (3) is fixedly connected with the base frame and is used for guiding the left mounting assembly (100) and the right mounting assembly (200); and the left mounting assembly (100) and the right mounting assembly (200) are arranged in a bilateral symmetry way.

The invention discloses an installation locking device used for a circuit board and with vibration reducing and speed adjusting functions. The device comprises a driving motor (4) fixedly connected with a base frame, a driving screw rod (41) in power connection with the driving motor (4), a left installation component (100) and a right installation component (200) respectively driven by two sections of threads with opposite rotating directions on the driving screw rod (41), and a guide rail piece (3) fixedly connected with the base frame and used for guiding the left installation component (100) and the right installation component (200), wherein the left installation component (100) and the right installation component (200) are arranged in a left-right symmetry manner.

The invention relates to a mounting and locking device used for a circuit board (300) and convenient for dismounting and maintenance, comprising a driving motor (4) fixedly connected with a base frame, a driving screw (41) in power connection with the driving motor (4), a left mounting assembly (100) and a right mounting assembly (200) respectively driven by two sections of threads with opposite helix directions on the driving screw (41), and a guide rail part (3) which is fixedly connected with the base frame and used for guiding the left mounting assembly (100) and the right mounting assembly (200), wherein the left mounting assembly (100) and the right mounting assembly (200) are arranged in a bilateral symmetry way.

An installing and locking device used for a circuit board (300) and provided with sensors and rollers comprises a driving motor (4) fixedly connected with a base frame, a driving screw (41) in power connection with the driving motor (4), a left installing assembly (100), a right installing assembly (200) and a guide rail part (3), wherein the left installing assembly (100) and the right installing assembly (200) are driven by two threads, opposite in rotation direction, of the driving screw (41) correspondingly, and the guide rail part (3) is fixedly connected with the base frame and used for guiding the left installing assembly (100) and the right installing assembly (200); and the left installing assembly (100) and the right installing assembly (200) are arranged in a bilaterally symmetrical mode.

The invention relates to the field of cargo lifting equipment, and discloses a manual cargo lifting device with labor saving and fall-proof function. The manual cargo lifting device comprises a torque amplifying mechanism, a one-way self-locking mechanism and a clutch mechanism; the torque amplifying mechanism comprises a plurality of planetary gear trains in transmission connection in turn, and the planetary gear of the foremost planetary gear train is driven by a drive handle, and the sun gear shaft of the rearmost planetary gear train is provided with a rope sheave on which a lifting rope is arranged; the one-way self-locking mechanism comprises a rotating shaft rotatably arranged and a fixed ring fixedly arranged and coaxially sheathed on the periphery of the rotating shaft, and a plurality of groups of self-locking elements used for preventing the rotating shaft from rotating in the cargo descent direction are arranged between the fixed ring and the rotating shaft. In the invention, the effects of obvious labor saving and acceleration can be achieved, single operator can also lift heavier cargoes easily, and loss of persons and cargoes caused by weight dropping resulting from a rocking handle out of hand can be avoided.

An installing and locking device with a noise reduction function and a limiting function for a circuit board (300) comprises a driving motor (4), a driving screw (41), a left installing assembly (100), a right installing assembly (200) and a guide rail piece (3), wherein the driving motor (4) is fixedly connected with a base frame; the driving screw (41) is in power linkage with the driving motor (4); the left installing assembly (100) and the right installing assembly (200) are driven by two thread sections, in opposite screwing directions, on the driving screw (41) correspondingly; the guide rail piece (3) is fixedly connected with the base frame and used for guiding the left installing assembly (100) and the right installing assembly (200). The left installing assembly (100) and the right installing assembly (200) are arranged in a bilaterally symmetrical mode.

A novel installing locking device for a circuit board (300) comprises a drive motor (4) fixedly connected with a base frame, a drive screw (41) in power linkage with the drive motor (4), a left installing assembly (100), a right installing assembly (200) and a guide rail piece (3). The left installing assembly (100) and the right installing assembly (200) are driven by two sections of threads respectively, and the two sections of threads are arranged on the drive screw (41) and are different in rotation direction. The guide rail piece (3) is fixedly connected with the base frame and guides the left installing assembly (100) and the right installing assembly (200). The left installing assembly (100) and the right installing assembly (200) are symmetrically arranged left and right.