31results about How to "Sensitive transmission" patented technology

The invention belongs to mine, metallurgy and port equipment, and particularly relates to an impact-free interference removal high-precision gravimetric feeder. The feeder consists of a receiving part and a weighing transfer part, wherein the receiving end of the weighing transfer part is positioned at the discharge hole of the receiving part. The gravimetric feeder has reasonable and compact structure, optimized weighing mode, no interference, low fault and high precision.

The invention relates to an automatic bolt mechanism of a telescopic movable bridge. The automatic bolt mechanism comprises a power assembly, a support assembly and a connecting assembly, wherein thepower assembly is connected with the support assembly through the connecting assembly; a pin shaft assembly is assembled in the connecting assembly; the support assembly is fixedly arranged on a fixedbridge frame of the movable bridge through bolts; a bolt assembly is arranged in the support assembly; the power assembly is used for outputting driving force; the pin shaft assembly is used for transmitting driving force; and the bolt assembly is used for receiving driving force to achieve translational telescopic motion. Compared with the prior art, based on the safety of the opening and closing processes of the movable bridge, the driving force is provided by a motor, and a bolt is driven by the transmission of a gear and a rack to perform translational telescopic motion between collisionpoint grooves; and the automatic bolt mechanism has the advantages of being simple to operate, reliable in transmission and capable of effectively assisting in locking a bridge frame.

The invention discloses a double-cone friction transmission self-adaptation automatic speed changing spindle assembly which comprises a transmission shaft, a slow-gear transmission mechanism and a mechanical intelligent self-adaptation speed changing assembly. Friction faces of drive friction discs and friction faces of driven friction discs of the mechanical intelligent self-adaptation gear changing assembly are in double-cone-face friction transmission. According to the double-cone friction transmission self-adaptation automatic speed changing spindle assembly, the friction discs are adopted to form a separating and combining structure, the beneficial effect of the sensitive response is achieved, and the axial size is small; meanwhile, the structure that the radial sections of the friction faces are trapezoidal annular protrusions are embedded in annular grooves is adopted, double cone faces are formed, the friction faces are disconnected, and therefore coaxiality of the drive friction discs and the driven friction discs is ensured easily, the friction faces are easily enlarged, and good transmission is ensured under the limited elasticity conditions; and sensitivity of separating and combining is easily ensured, transmission precision is improved, and the assembly is suitable for the field of electric vehicles.

The invention relates to the field of measuring instruments, in particular to a fully-sealed counter of a measuring instrument. The magnetic coupling transmission fully-sealed counter comprises a header, a header bottom plate and an outer cavity shaft baffle plate, wherein the header is provided with a counting outer cavity and a counting inner cavity; the counting outer cavity and the counting inner cavity are completely isolated; the counting outer cavity comprises an outer cavity shaft; an outer cavity shaft sleeve and an outer magnetic coupling wheel are arranged on the outer cavity shaft; outer magnetic coupling steel is embedded at the inner part of the outer magnetic coupling wheel; the counting inner cavity comprises an inner cavity shaft; an inner cavity shaft sleeve, a character wheel and an inner magnetic coupling wheel are arranged on the inner cavity shaft; and inner magnetic coupling steel is embedded at the inner part of the inner magnetic coupling wheel. A magnetic coupling transmission mode is used for replacing the traditional axial rotation mode to thoroughly solve the problems of liquid leakage, gas leakage and water leakage of the inner cavity and outer cavity of the counter caused by axial holes, thereby ensuring good use environment of electronic products in the counter, improving the reliability and the stability of the measuring instrument, and prolonging the service life of the measuring instrument. Simultaneously, the invention also has the characteristics of accurate technology, sensitive transmission, strong universality and the like, and is easy in assembly.

A large-scale energy-accumulating floating type wave power-generating device relates to a power-generating device which comprises a floating body, a transmission device, a power generator and a floating body positioning device; the floating body is large; four sets of transmission devices and power-generating devices are respectively installed at four directions of the top surface of the floating body; the transmission device comprises a lower rotating wheel, an upper wire rope, a lower wire rope, hoisters, a transmission flywheel set, and a transmission gear; one end of the lower wire rope is connected to the floating body and the other end of the lower wire rope is connected to a hoister A; one end of the upper wire rope is connected with a connecting wire rope and the other end of the upper wire rope is wound on a hoister B; the transmission wheels of the hoister A and the hoister B are mutually meshed; the transmission flywheel set consists of a transmission flywheel A and a transmission flywheel B which have different transmission directions; and the transmission flywheel A and the transmission flywheel B are meshed with a transmission gear which is installed on the input shaft of the power generator together. The invention can convert the up, down, left and right movement of wind wave into huge and sustained power, and the power-generating device has the advantages of very high power generation efficiency, simple structure, low cost, reliable performance, good development prospect, etc.

The invention relates to a multi-functional gradient measuring instrument. The multi-functional gradient measuring instrument comprises a horizontal measuring base; an angle indicating instrument panel base is fixedly arranged on the measuring base; an angle indicating instrument panel is arranged on the angle indicating instrument panel base; a vertical gearbox pendulum mechanism is arranged on the measuring base; the gearbox pendulum mechanism is connected with a pointer; and the pointer is matched with the angle indicating instrument panel. The horizontal measuring base is provided and canserve as a reference plane; the vertical gearbox pendulum mechanism is arranged on the measuring base, the gearbox pendulum mechanism is connected with the pointer, the gearbox pendulum mechanism rotates and drives the pointer to swing when the reference plane is inclined, the pointer cooperates with the angle indicating instrument panel to indicate a corresponding angle degree, parallel, inclinedand vertical degree numerical values of a working plane can be measured, the functions of a horizontal ruler and a guiding ruler are achieved, and the multi-functional gradient measuring instrument can serve as engineering check and examination basis; and the measuring instrument can be operated by one person, realizes intuitive numerical reading and is highly efficient.

The invention discloses a waveform friction transmission self-adaption automatic speed change drive assembly of an external rotor electric machine of an electric motorcycle. The assembly comprises the external rotor electric machine, a box and a transmission shaft, and further comprises a slow gear transmission mechanism and a mechanical intelligent self-adaption speed change assembly arranged on the transmission shaft, wherein a friction surface of a driving friction disc of the mechanical intelligent self-adaption speed change assembly and a friction surface of a driven friction disc adopt a waveform friction surface friction transmission pair. The assembly adopts the friction discs to form a separation and combination structure, has the advantage of response sensitivity, and is smaller in axial size; meanwhile, the assembly adopts a structure of embedding an annular projection and an annular groove, having wave-shaped radial sections, of the friction surfaces to scatter the joint of the friction surfaces, so that the coaxiality of the driving friction disc and the driven friction disc is guaranteed, the friction surfaces are increased, and excellent transmission is kept under the condition of limited elastic force; and the assembly facilitates to guarantee the separation and combination sensitivity, improves the transmission precision, and is suitable for the field of electric vehicles.

The invention discloses a pulse monitor, which belongs to the technical field of medical device design and includes a photoelectric sensor, an amplifying circuit, an active filter, a shaping circuit, a single-chip microcomputer, and an LED lamp. The photoelectric sensor is connected with an amplifying circuit, and the photoelectric sensor receives The weak pulse signal is amplified by the amplifying circuit, the active filter is connected with the amplifying circuit, the amplified pulse signal is filtered by the active filter, and a shaping circuit is connected to the other end of the active filter. The disclosed pulse monitor is sensitive to the intensity of light, and is also sensitive to the transmission, occlusion, reflection, and interference of light. It can be used to measure size, displacement, speed, and temperature. It can effectively improve the anti-interference ability and can be easily passed through LED lights. The regularity of flickering can accurately judge the patient's heart rate, and the detection is convenient.

The invention discloses an inner rotor motor wave-shaped friction transmission self-adaption automatic variable speed drive assembly of an electric motor car. The inner rotor motor wave-shaped friction transmission self-adaption automatic variable speed drive assembly comprises an inner rotor drive motor, a box body and a transmission shaft and further comprises a slow gear transmission mechanism and a mechanical intelligent self-adaption variable speed assembly which is arranged on the transmission shaft. A wave-shaped friction surface friction transmission pair is adopted for the friction surface of a drive friction disc and the friction surface of a driven friction disc of the mechanical intelligent self-adaption variable speed assembly. A separation and combination structure is formed through the friction discs, and the automatic variable speed drive assembly has the advantages of being flexible in reaction and small in axial size; meanwhile, the structure that the radial sections of the friction surfaces are in a wave shape, and annular protrusions and annular grooves are embedded to one another is adopted, joint of the friction surfaces is scattered, guarantee of the coaxiality of the drive friction disc and the driven friction disc is facilitated, increase of the friction surfaces is further facilitated, and it is guaranteed that good transmission is kept under the condition of limited elastic force; guarantee of sensitivity of separation and combination is further facilitated, transmission accuracy is improved, and the automatic variable speed drive assembly is applicable to the field of electric vehicles.

The invention discloses a long-service-life high-precision counter. The device comprises a shell and a main shaft, Torsion spring and positioning disc, a driving plate and a plurality of groups of character wheels, the positioning disc is fixedly arranged in the shell; the driving plate is fixedly sleeved on the main shaft; the torsion spring is sleeved on the main shaft; the plurality of groups of character wheels are rotationally arranged on the main shaft; the lowest-bit character wheel is a first-bit character wheel; ratchets are arranged on the inner wall of the first character wheel; a poking pawl is arranged on the periphery of the poking disc; positioning pawls are arranged on the periphery of the positioning disc; A carry wheel is arranged between every two adjacent character wheels, long teeth and short teeth are arranged on the carry wheel in a staggered mode, carry teeth are arranged between the adjacent side faces of the adjacent character wheels and on the side faces of the high-position character wheels, second teeth are arranged on the side faces of the low-position character wheels, carry grooves are formed between the second teeth, and two wedge-shaped faces are arranged at the ends, matched with the carry grooves, of the long teeth. The integral structural design is adopted, the integration level is high, the wedge-shaped face is machined on the carry wheel,and therefore the carry wheel is not prone to being clamped, transmission is more sensitive, and carry is more accurate.

An anti-winding flap type rudder guide rod transmission device comprises a guide rod, a guide sleeve, a fixing device and a main rudder. A guide rod fixing end on the transmission device is designed on a stern of a rudder blade, and a guide rod sliding end is designed in the ship bow direction of the rudder blade. According to the transmission device, a rudder stock protective sleeve is arranged on a rudder stock, and the fixing device is arranged on the side, in the stern direction, of the rudder stock protective sleeve. The guide sleeve located on the fixing device through a pin shaft is arranged between the fixing device and the guide rod. The guide rod is welded to a support. The support is fixed to an auxiliary rudder through bolts. The anti-winding flap type rudder guide rod transmission device is simple in structure, safe, reliable and easy and convenient to mount and dismount, the transmission guide rod fixing end is designed on the stern of the rudder blade, the sliding end is designed on a ship bow of the rubber blade, a fishing net behind a ship body or other sundries cannot be wound on the stern portion of the guide rod when the rudder blade rotates, the service life of the rudder is prolonged, and the anti-winding flap type rudder guide rod transmission device is widely suitable for ship rudder blades of all types.

The invention discloses an electric motorcycle internal rotor motor biconical friction transmission self-adaptive automatic speed-changing drive assembly, which comprises an internal rotor driving motor, a box body and a transmission shaft, and also comprises a slow-gear transmission mechanism and a mechanically intellectualized self-adaptive speed changing assembly set on the transmission shaft, wherein a friction surface of a driving friction disc and a friction surface of a driven friction disc of the mechanically intellectualized self-adaptive speed changing assembly are transmitted by utilizing biconical surface friction; the friction discs are adopted to form a structure with separative combination, thus the drive assembly provided herein has the advantages of flexible response; the size in the axial direction is small; at the same time, a structure of mutually meshed circle-shaped projection and circle-shaped recess of the friction surfaces with radial cross sections shaped as stairs is adopted to form a biconical surface, thus the joint of the friction surfaces are dispersed; not only the driving friction disc and the driven friction disc are ensured to be located at the same shaft, but also the friction surfaces are increased; good transmission is ensured to be maintained under the condition of limited elastic force; the flexibility of joint and separation is improved; the transmission accuracy is enhanced; and the drive assembly provided herein is suitable for the electric motorcycle field.

The invention provides soft-package hardening box piece pressing mark stiffness sampling equipment and belongs to the technical field of soft-package hardening. The technical problem that the switching efficiency between reciprocating motion and linear motion is not high and the like are solved. The soft-package hardening box piece pressing mark stiffness sampling equipment includes a slide blockmechanism and a transmission mechanism, the slide block mechanism is used for executing stamping and sampling, the transmission mechanism is used for driving the slide bloc mechanism to do linear reciprocating motion and includes a flywheel, a crankshaft and a clutch which are used for being connected with an external drive device, one end of the clutch is connected with the crankshaft, and the free end of the flywheel is connected with the other end of the clutch. A clutch is arranged between the crankshaft and the flywheel, the clutch is used for power transmission and separation between thedrive device and the transmission mechanism, the transmission efficiency is improved, and the transmission process is more stable and sensitive.

This invention relates to a liquid-sealed water meter including a meter shell, a cover, an impeller, a drive unit and an indication unit characterizing that said indication unit is sealed in a character-wheel liquid package box with liquid and the character-wheel delivery shaft hole is sealed with a sealing ring having the advantage of accurate counting, flexible drive, easy assembly and use.

The invention discloses a penicillin bottle dispensing machine. The penicillin bottle dispensing machine comprises a swinging driving motor, a dial, a lifting disc, a rotating framework, a dial longitudinal and transverse moving driver, a dial lifting mechanism, a transfusion bag tray, a retaining overturn plate driving mechanism, a penicillin bottle clamping frame stacking mechanism, a penicillinbottle clamping frame guiding plate, a penicillin bottle clamping frame driving and reversing mechanism, a penicillin bottle clamping frame tray, a penicillin bottle clamping frame tilting machine driver, an enclosure, supporting legs, a penicillin bottle clamping frame, a needle tube frame, a transition bridge and a rack, wherein the penicillin bottle clamping frame driving and reversing mechanism is connected with the penicillin bottle clamping frame guiding plate; the penicillin bottle clamping frame guiding plate can rotate around an upper shaft; the penicillin bottle clamping frame stacking mechanism is arranged at the right side of the penicillin bottle clamping frame driving and reversing mechanism; the needle tube frame is located at the right side of the rack. According to the penicillin bottle dispensing machine disclosed by the invention, the structural design is reasonable, multiple groups can work at the same time, and the automation degree is high; various operation canbe carried out, and great convenience is provided for dispensing work of penicillin bottles.

The invention discloses a sound collection device which comprises a vibrating diaphragm provided with a lead terminal, a sound collection cavity covers the vibrating diaphragm, a polar plate with a through hole is arranged in the sound collection cavity in contact with the vibrating diaphragm, and a sound inlet of the sound collection cavity, the vibrating diaphragm and the through hole in the polar plate form a sound inlet and outlet channel. The sound inlet of the sound collection cavity, the vibrating diaphragm and the through hole in the polar plate form a sound inlet and outlet channel, so that the problems of sound collection and transmission control are effectively solved; the size, the shape and the position of the through hole in the polar plate are set, so that sound transmission is more facilitated; the vibrating diaphragm is integrated with the polar plate through the middle substrate, so that the transmission of vibration is more efficient and sensitive; the size, the shape and the position of the loudspeaker hole in the lower substrate are set, so that vibration can be transmitted outwards more easily; the device is simple in overall structure, low in cost and convenient to use.