35results about How to "The transmission structure is stable and reliable" patented technology

The invention provides a conveniently-controlled teapot and belongs to the field of life drinking utensils. The conveniently-controlled teapot comprises a pot body, a tea making cup and a filter cup. A guiding opening is formed in the bottom wall of the tea making cup, the filter cup is sleeved with the tea making cup and is matched with the tea making cup through a sliding groove, a connecting ring body is arranged at the upper end of the filtering cup, and a drive ring is arranged in the connecting ring body. From the upper end face of the drive ring, opposite axial sunken grooves are formed in the front side and the rear side. Corresponding to the lower portions of grooves bodies of the axial sunken grooves, radial clamping grooves are formed in the inner walls of the left side and the right side of the drive ring. An axially extending convex ring is arranged on the inner side of a convex boss of the lower end of a pot lid, and the pot lid is put on the drive ring, and then the convex ring is inserted into the drive ring. Fins corresponding to the radial clamping grooves are arranged on the convex ring at the lower end of the pot lid. Radial arms distributed peripherally and evenly are arranged at the lower portion of the filter cup, filter screens are arranged among the radial arms, and the free ends of the radial arms extend to the central position of the filter cup and are connected to the outer wall of a plate body. A plug valve is arranged on the lower end face of the plate body. The conveniently-controlled teapot can control the tea making time and freely achieve tea-water separation control operation and is convenient to use, and a drive structure is reliable and long in service life.

The invention discloses a thread take-up mechanism of an industrial sewing machine, relates to the technical field of the thread take-up mechanism of a sewing machine, specifically a base, a four-bar linkage mechanism, a thread take-up device, a thread management device and an adjustment device. A linkage mechanism, a fourth connecting arm is connected to the upper side of the four-bar linkage mechanism, and a thread take-up device is installed on the fourth connecting arm, and a wire management device is installed on the other side above the four-bar linkage mechanism, so The bottom transmission end of the four-bar linkage mechanism is connected with an adjustment device, and the cable management device includes a mounting frame, a connecting rod, a cable management frame and a cable management plate, and the center of the outer wall on both sides of the mounting frame is equipped with a connecting rod. Both sides above the thread management frame are vertically welded with vertical plates. The thread twisting mechanism is composed of a seat tube, a movable column and a curved sponge strip. The thread take-up mechanism of the industrial sewing machine solves the problem of The weaving thread is easy to be entangled and knotted, and there are many lint around the weaving thread body.

The invention discloses a front and back four wheel driving tractor of a single speed changing box. The front and back four wheel driving tractor of the single speed changing box only needs to operate one speed changing box for performing gear shifting front wheel independent driving and front wheel and rear wheel same-gear driving, a synchronous output gear is added on a shaft II of a traditional speed changing box, a shaft VIII is increased simultaneously, a switching gear and a rear output gear are arranged on the shaft VIII, and the two driving modes of front wheel independent driving and front wheel and rear wheel same-gear driving can be achieved. The front and back wheel driving tractor of the single speed changing box solves the problem that the tractor is poor in gradeability, the tires can slip under loading and parts can be damaged due to different gears and is particularly suitable for using in severe environments of mountains, slopes, forestry, pasture, roadlessness areas and the like.

The invention relates to the field of windows and discloses a multifunctional automatic window. The multifunctional automatic window comprises a fixed sash, a movable window sash and an antitheft sash. Transmission of the sashes is achieved through a motor belt wheel, and the sashes are provided with an automatic lock. When the sashes are closed, a third motor drives a clamping piece to be matched with a lock hole so that the movable sash and a window frame can be firmly fixed. Clamping bars are further arranged on the sashes. A first clamping groove is defined by the first clamping bar and a first side plate, and a second clamping groove is defined by the second clamping bar and a second side plate or the fixed sash. The movable sash and the antitheft sash are closed, the first clamping bar and the second clamping bar are buckled, the first clamping bar falls into the second clamping groove, and the second clamping bar falls into the first clamping groove. Sealing plates are arranged on a bottom plate and a top plate of the sashes, and due to the sealing plates, the sashes can be attached to the side wall of a rail groove in a sealed manner. The multifunctional automatic window has the beneficial effects that transmission is reliable, safety is high, the matching strength of the sashes is high, and the sealing performance is good; in addition, functions are diverse, and the multifunctional automatic window is more intelligent; and meanwhile various emergencies can be dealt with.

A five-degree-of-freedom artificial hand mechanism relates to an artificial hand mechanism. In order to solve the problems of complex structure, reliability and poor finger dexterity of the underactuated dexterous hand device of the existing bionic robot. Five drivers, five reducers and the palm circuit board are all integrated in the cavity of the palm, the thumb driver and the thumb reducer are arranged along the width direction of the palm, the other four drivers except the thumb driver and the five The other four reducers in the reducer except the thumb reducer are all set along the length direction of the palm, and the wrist and the palm are connected by relative rotation; each driver is connected with the corresponding reducer, and the reducer is connected with the corresponding transmission mechanism. The rotating part of each potentiometer is connected with the corresponding transmission mechanism, and the transmission mechanism is supported on the corresponding base. The invention has five degrees of freedom, improves the flexibility of the artificial hand, realizes the relative movement of each finger, and can realize self-adaptive grasping of objects of different shapes and sizes.

The invention belongs to the technical field of windproof equipment for greenhouses, in particular to an integrated automatic fan. It includes a frame, a reduction box is arranged in the frame, a motor is arranged on one side of the reduction box, and a motor gear is installed on the motor shaft of the motor; The gear and the rotating driven gear, the motor gear meshes with the rotating driven gear, and the rotating driving gear is connected to the output shaft through the planetary gear set; the transition gear is arranged in the reduction box, and the driving wheel of the transition gear meshes with the rotating driven gear Gear; the reduction box is provided with a manual shaft for rotation, the inner end of the manual shaft is covered with a manual gear, and the manual gear can be engaged with the driven wheel of the transition gear through a manual adjustment device. The invention provides a deceleration mechanism for a manual and electric dual-purpose air blower, which has a simple structure and is convenient to operate, and can also perform air blowing operation when the power is cut off, so as to provide guarantee for farmers' economic income.

The invention belongs to the technical field of material conveying equipment, in particular to a strip-shaped material veering and conveying device capable of freely changing the strip-shaped materialconveying direction. The device comprises at least three conveying rollers, the conveying rollers are arranged on the two sides of the strip-shaped material in a staggered mode, and the rotating directions of the conveying rollers on the two sides of the strip-shaped material are opposite; a roller surface of each conveying roller is provided with an annular groove used for containing strip-shaped material; all conveying rollers are arranged on the same rotating disc in a rotating mode, and the rotating disc is rotationally arranged on a machine frame; and the rotating disc and the conveyingrollers are driven by the same driving component, and a power switching mechanism is arranged between the driving component and the rotating disc and the conveying rollers. According to the device, the revolution and rotation of a planetary gear mechanism are ingeniously utilized to realize the conveying and veering of the strip-shaped material, and the transmission structure is simple and reliable; and the device only needs one set of motor to drive, the use cost is low, and the maintenance is convenient.

The invention belongs to the technical field of medical devices, and discloses a transmission structure for a syringe, comprising a mounting shell, a cavity is arranged inside the mounting shell; a composite sleeve, the composite sleeve includes an external sleeve and a built-in sleeve sleeve, the outer sleeve is set on the outside of the inner sleeve, the outer sleeve is rotatably connected with the inner sleeve, and the composite sleeve is installed inside the installation shell, so The composite sleeve is slidably connected with the installation shell in the axial direction. The invention also discloses a syringe with the above-mentioned transmission structure. The present invention reduces the type of kinematic connection between the transmission parts, so that there is only one mutual motion relationship between the parts, so that the transmission structure is more reliable, and the syringe can provide users with a more textured sense of pause and a more crisp rotation sound.

The invention relates to an intelligent lock and a method. The intelligent lock comprises a shell, a lock tongue, a handle, a main lock driving mechanism, an auxiliary lock driving mechanism and a control unit. The main lock driving mechanism and the auxiliary lock driving mechanism are connected with the control unit, the control unit is connected with an electronic key in a wireless mode, and the main lock driving mechanism is connected with the handle; the lock tongue is transversely installed in the shell, the main lock driving mechanism and the auxiliary lock driving mechanism are installed on the portions, at the two sides of the lock tongue, in the shell respectively, a lock cylinder is installed on the portion, at one side of the auxiliary lock driving mechanism, in the shell, a cam is coaxially installed on the lock cylinder, the main lock driving mechanism and the auxiliary lock driving mechanism are connected with the lock tongue and can drive the lock tongue to move transversely to achieve unlocking. The intelligent lock integrates electronic and mechanical unlocking modes, an electronic lock body is used normally, and when the electronic lock breaks down, a mechanical lock body is started. By means of the unlocking mode of the intelligent lock, technological lock picking mechanically carried out on the lock cylinder transmission part can be effectively prevented. The safety and reliability of the lock are improved, and application of the lock becomes wider increasingly.