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34results about How to "The transmission relationship is simple" patented technology

Humanoid robot

The invention relates to a humanoid robot, which is a movable mechanical device consisting of a head, a body part, arms and legs, and is matched with a circuit control system and a sensing system to realize humanoid movement. Each moving joint of the humanoid robot is realized by closely matching a motor output torque with each movable member. The humanoid robot can be used for finishing various types of operation instead of people and expanding the capabilities of human beings on multiple aspects, and can be widely applied to a plurality of fields such as service, medical treatment, education, entertainment and the like.
Owner:CHANGCHUN UNIV OF TECH

Pressure locking mechanism of passenger plane cabin door

The invention discloses a pressure locking mechanism of a passenger plane cabin door. The pressure locking mechanism is provided with ventilation opening assemblies hinged with a cabin door structure, a connection rod, and a fork-shaped piece hinged with the cabin door structure; a four-rod structure is formed by the ventilation opening assemblies, the connection rod, the fork-shaped piece and the cabin door structure; an upper idler wheel and a lower idler wheel are arranged at the fork-shaped end parts of the fork-shaped piece respectively, and a cam-swing rod mechanism is formed by the fork-shaped piece and a cam; the cam is coaxially connected with a handle of the cabin door; ventilation opening rotary shafts on the ventilation opening assemblies 1 are provided with torsion springs; one end of each torsion spring acts on the corresponding ventilation opening assembly and the other end of each torsion spring acts on the cabin door structure; and the ventilation opening assemblies are prone to open by torsion spring force. The locking mechanism is used for a ventilation opening pressure lock mechanism on the passenger plane cabin door; and the mechanism has the advantages of good safety, high commonality, small occupying space, high part utilization rate and light weight.
Owner:AVIC SAC COMML AIRCRAFT

Multiple-joint service robot arm capable of implementing translational decoupling at Z direction

The invention provides a multi-joint service robot arm which can achieve translational decoupling along the Z direction; the structure of the arm uses a U RR+R type which consists of a shoulder joint which has two swing pairs, an elbow joint which has a swing pair, a wrist joint which has a rotation pair and a swing pair, a large arm which is connected between the shoulder joint and the elbow joint, a small arm which is connected between the elbow joint and the wrist joint, and paws which are connected with the wrist joint; the shoulder joint comprises a parallelogram mechanism and a shoulder connecting body; the driving arm of the shoulder joint is connected with a motor connecting shaft sleeve which is connected with the motor output shaft; the shoulder connecting body is arranged on the connecting arm of the parallelogram mechanism; the shoulder connecting body comprises a bracket which consists of a supporting plate and a supporting angle aluminium; the bracket is connected with a shoulder actuator and a transmission plate; the actuator is fixed on the bracket; the shoulder transmission plate is connected with the bracket; the actuator output shaft is connected with the transmission plate; the transmission plate is connected with one end of the large arm.
Owner:SOUTHEAST UNIV

Rotary and stepping torsional-vibration composite-motion mechanism

The invention provides a rotary and stepping torsional-vibration composite-motion mechanism, comprising an axle A, a rotary cylinder, a main axle, an oscillating bar and an axle B parallel to an axial line in the rotary cylinder. The axle A and the main axle are respectively positioned at the upper side and the lower side of the rotary cylinder and are positioned on a central axial line of the rotary cylinder at the same time; one end of the axle A is fixedly connected with a first pulley, and the other end is fixedly connected with the rotary cylinder; a second pulley and a gear A are hollowly sleeved on the axle A between the first pulley and the rotary cylinder; a gear B is engaged outside the gear A; and one end of the axle B is fixedly connected with the gear B, and the other end is fixedly connected with a double eccentric cam. The composite-motion mechanism has the advantages of simple transmission, compact structure, less quantity of components, and is easy to adjust the high speed ratio, the speed and the torsional vibration frequency with convenient adjustment of amplitude of the torsional vibration.
Owner:XIAN UNIV OF TECH

Variable-pitch aviation power system characteristic and control teaching experiment platform

The invention relates to a variable-pitch aviation power system characteristic and control experiment platform. The variable-pitch aviation power system characteristic and control experiment platformis composed of a rod position input module, a data acquisition module, a data processing and control module, a variable-pitch power device module and an LCD display module. The rod position input module is used for inputting a control signal, and the data acquisition module is used for outputting potential signals to an AVR single-chip microcomputer for processing through several built-in sensors.The data processing and control module processes electric signals collected by the sensors and outputs measurement parameters, in addition, the controller outputs two paths of control signals to control a steering engine and an electronic speed controller of the variable-pitch propeller electrodynamic force device respectively, and accelerator adjustment and propeller pitch adjustment are achieved. The LCD is used for displaying the measurement parameters and the rod position value. Compared with a traditional large variable pitch propeller experiment device, the platform has the advantages of being lighter, more flexible, easy to demonstrate by teachers, easy to operate by students and the like, and in addition, the platform further has scientific research value of identifying nonlinearand linear models of the variable-pitch propeller electrodynamic force device.
Owner:CIVIL AVIATION FLIGHT UNIV OF CHINA

Threading machine

The invention relates to a threading machine. The threading machine comprises a machine body and a driver, wherein the machine body is internally provided with a transmission component; the driver isin transmission connection with the transmission component; the upper end of the machine body is provided with a threading guiding component; the threading guiding component comprises a left synchronous belt and a right synchronous belt; a left driving pulley and a right driving pulley arranged longitudinally are arranged on two sides of the upper end of the machine body respectively; a left driven pulley is arranged on the right side of the left driving pulley at the upper end of the machine body, and a right driven pulley is arranged on the rear side of the right driving pulley at the upperend of the machine body; the synchronous belt is arranged outside the left driving pulley and the left driven pulley; the right synchronous belt is arranged outside the right driving pulley and the right driven pulley; and a gap between the left synchronous belt and the right synchronous belt serves as a threading gap. According to the threading machine, the synchronism of a traction threading lead is high, synchronous traction of a cable is carried out through mutual clamping of the left synchronous belt and the right synchronous belt, in the transmission process, power needs to be output tothe left driving pulley and the right driving pulley, and the left driven pulley, the right driven pulley, an additional left intermediate pulley and an additional right intermediate pulley are drivenby the synchronous belts.
Owner:永康市闳骏机电有限公司

Can making machinery for curling openings and swelling bodies

The invention relates to the technical field of can making machine equipment, in particular to can making machinery for curling openings and swelling bodies. The can making machinery comprises a machine frame and a power device, wherein the power device is arranged at the top end of the machine frame and is provided with at least two eccentric wheels; the lower end of one eccentric wheel is provided with a rib swelling device, and the lower end of the other eccentric wheel is provided with an opening curling device; the opening curling device is provided with an adjusting shaft and a sliding shaft which can adjust the height of the opening curling device; the machine frame comprises an upper base body, a worktable, a lower base body and a support rod; the machine frame is in a segregating structure; and the worktable is provided with a swelling cone material supporting device, a can holding device and a drive mechanism. The can making machinery with the structure is used for curling the openings and swelling rids, and the opening curling device is provided with the adjusting shaft and the sliding shaft which can adjust the height of the opening curling device so as to adapt to the processing of the curling openings of can bodies with different heights.
Owner:正太控股(广东)有限公司

Cardiovascular and cerebrovascular rehabilitation treatment equipment

The invention discloses cardiovascular and cerebrovascular rehabilitation treatment equipment. The cardiovascular and cerebrovascular rehabilitation treatment equipment comprises a bed board body, supporting leg assemblies and upper vertical column assemblies. The upper vertical column assemblies are provided with pulleys, rotatable back plates and leg plates are arranged at the two ends of the bed board body, hand-cranking devices capable of winding wire ropes are arranged on the middle part of the bed board body, the wire ropes are connected to the two ends of the back plates and the two ends of the leg plates after passing through the pulleys, the wire ropes connected to the back plates and the leg plates are wound by the hand-cranking devices to realize the rotation and lifting and lowering of the back plates and the leg plates so as to realize the rehabilitation treatment of limbs of cardiovascular and cerebrovascular patients; treatment leg bands are arranged, affected limbs withnerve or vascular problems can be subjected to compression type treatment; key accessories are mostly composed of common accessories in the market, the principle is simple, work is reliable, and thecost is low; the whole is of a bed-type structure, for people who have difficulty in moving, lying-in-bed self-rehabilitation treatment exercises can be achieved; brake universal casters are arrangedat the bottom, so that the cardiovascular and cerebrovascular rehabilitation treatment equipment is moved and fixed conveniently during use; and a treatment leg band structure can further be of an electric structure, so that a patient operates for treatment more conveniently.
Owner:王忠德

Engine control system of YUN-5 unmanned aerial vehicle system

The invention discloses an engine control system of a YUN-5 unmanned aerial vehicle system, which comprises a central control console, a control console panel is fixedly connected to the upper surfaceof the central control console, a vaporizer steering engine system, a pitch steering engine system and an accelerator steering engine system are arranged on the control console panel, and a parking steering engine system is arranged on one side surface of the central control console. A high-altitude steering engine system is installed on the other side face of the central control board, and the dustproof steering engine system, the vaporizer steering engine system, the propeller pitch steering engine system, the accelerator steering engine system, the parking steering engine system, the high-altitude steering engine system and the dustproof steering engine system are all connected with the engine. The engine control system of the YUN-5 unmanned aerial vehicle system has the advantages ofbeing simple in structure and high in reliability, and the problems that an existing YUN-5 pilot is in shortage, vacancy of a YUN-5 aircraft is increased, and resources are wasted are solved.
Owner:XIAN LINGKONG ELECTRONICS TECH CO LTD

Open-type low-speed high-flow radial plunger pump

The invention discloses an open-type low-speed high-flow radial plunger pump, which comprises a bracket and a crankshaft, wherein an eccentric section around the crankshaft is provided with a plurality of double-acting cylinders which are uniformly distributed; the bottom of each double-acting cylinder is hinged with the bracket; a piston rod of each double-acting cylinder is connected with the eccentric section of the crankshaft through a rotatable connecting structure; a rod cavity oil port and a rodless cavity oil port of each double-acting cylinder are connected through two groups of parallel one-way valves; each group of one-way valves comprises two one-way valves; the two one-way valves in one group are arranged opposite to each other, and the two one-way valves in the other group are arranged back to each other; the middle position of two one-way valves which are arranged back to each other is connected with an oil outlet pipe; and a middle position of two one-way valves which are arranged opposite to each other is connected with an oil inlet pipe. The open-type low-speed high-flow radial plunger pump has the advantages of simple structure and transmission relationship, low cost and fault rate and high power acquisition rate and operating efficiency.
Owner:泸州天府液压件有限公司

Cabin door lifting opening icebreaking mechanism

ActiveCN112591071AEffective for breaking iceSolve the problem of not being able to open normallyAircraft doorsIce formationRocker arm
The invention belongs to the field of civil aircraft cabin door mechanisms, and provides a cabin door lifting opening icebreaking mechanism which is provided with a latch shaft hinged to a cabin doorstructure, and a latch rocker arm is fixedly connected to the latch shaft. A latch support is fixedly connected with a mouth frame structure and comprises a latch functional surface structure and an ice breaking functional surface structure; the latch functional surface structure is used for preventing the cabin door from moving upwards due to inertia load, and the icebreaking function surface structure only plays a role in an iced state. The ice breaking effect of the cabin door is achieved through the latch mechanism, an ice breaking mechanism does not need to be additionally designed, the mechanism form of the cabin door is simplified, the number of parts is reduced, the mechanism weight of the cabin door can be effectively reduced, and the basic reliability of the mechanism is improved. The mechanism is simple and wide in application range. The mechanism disclosed by the invention is simple in transmission relationship, adopts common and very mature typical mechanisms, and can be popularized and applied to various cabin doors with ice breaking requirements.
Owner:AVIC SAC COMML AIRCRAFT

Unmanned aerial vehicle brake control system

The invention relates to the field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle brake control system which comprises a brake distributor, a first brake mechanism, a secondbrake mechanism, a brake pipeline, a brake pressure regulating control system and a brake distributor control system; wherein the first brake mechanism and the second brake mechanism are connected with the brake distributor; the brake distributor is provided with a first adjusting valve and a second adjusting valve, the first brake mechanism is connected with the first adjusting valve, the secondbrake mechanism is connected with the second adjusting valve, and the brake pressure regulating control system is connected with the brake distributor through a brake pipeline; and the brake distributor control system is connected with the brake distributor, so that the problem of unmanned control of the brake system in the process of changing a Nanchang Y-5 plane into the unmanned aerial vehiclesystem is solved.
Owner:XIAN LINGKONG ELECTRONICS TECH CO LTD

Cardiovascular and cerebrovascular rehabilitation treatment equipment

The invention discloses a cardiovascular and cerebrovascular rehabilitation treatment device, which comprises a bed board main body, a supporting leg assembly, and an upper column assembly. The upper column assembly is provided with pulleys. The hand crank for rewinding the wire rope, the wire rope is connected to both ends of the backboard and the leg board after passing through the pulley, and the wire rope connected to the backboard and the leg board is rewound by the hand shaker to realize the rotation and lifting of the two to achieve centering Rehabilitation treatment of limbs of cerebrovascular patients; there is a therapeutic leg belt, which can perform compression treatment on limbs with nerve and blood vessel problems; the key accessories are mostly composed of common accessories in the market, with simple principle, reliable work and low cost; the overall is The bed-type structure can realize self-rehabilitation therapy exercises lying on the bed for people with mobility issues; the bottom is equipped with universal casters with brakes, which is convenient for moving and fixing the equipment during use; the structure of the therapeutic leg belt can also be an electric structure, which is more convenient Patient manipulation for treatment.
Owner:王忠德

A kind of door lifting and opening ice breaking mechanism

ActiveCN112591071BEffective for breaking iceSolve the problem of not being able to open normallyAircraft doorsClassical mechanicsIce formation
The invention belongs to the field of civil aircraft cabin door mechanisms, and provides a cabin door lifting and opening ice breaking mechanism, which has a latch shaft hingedly connected with the cabin door structure, and a latch rocker arm is fixedly connected to the latch shaft; a latch fixedly connected to the mouth frame structure The support, the latch support includes a latch functional surface structure and an ice-breaking functional surface structure; the latch functional surface structure is used to prevent the upward movement of the hatch due to inertial load, and the ice-breaking functional surface structure only works in the icing state. This mechanism achieves the ice-breaking effect of the hatch door through the latch mechanism, and does not need to design an additional ice-breaking mechanism, which simplifies the mechanism form of the hatch door, reduces the number of parts, can effectively reduce the weight of the hatch door mechanism, and improve the basic reliability of the mechanism. The mechanism is simple and the application range is wide. The transmission relationship of the mechanism of the present invention is simple, and the commonly used and very mature typical mechanisms are adopted. The present invention can be extended and applied to various hatch doors with ice-breaking requirements.
Owner:AVIC SAC COMML AIRCRAFT

Electric unlocking and counter locking mechanism

The invention discloses an electric unlocking and counter locking mechanism. The electric unlocking and counter locking mechanism comprises a lock box, a latch bolt assembly, a main bolt assembly, a shifting piece assembly, a shifting fork assembly and a driving mechanism, wherein the lock box comprises a side plate and a bottom plate; the latch bolt assembly comprises a latch bolt, a latch bolt connecting piece and a reset spring; the main bolt assembly comprises a main bolt and a main bolt push plate; the shifting piece assembly comprises a shifting piece body and a shifting rod; the shifting fork assembly comprises a turntable and a shifting fork push rod, and the turntable is provided with a driving rod; and the driving mechanism is used for pushing the turntable to rotate. When the driving mechanism drives the turntable to rotate in one direction, the turntable drives the main bolt assembly to move towards the inner side of the lock box through the shifting fork push rod, and the driving rod drives the latch bolt assembly to move towards the inner side of the lock box through the shifting rod. When the driving mechanism drives the turntable to rotate in the other direction, the turntable drives the main bolt assembly to move in the direction away from the inner side of the lock box through the shifting fork push rod, and the latch bolt automatically stretches out of a latch bolt hole under the action of the reset spring. The electric unlocking and counter locking mechanism has the advantages of being simple in structure, stable in transmission and capable of achieving rapid unlocking and counter locking.
Owner:SHENZHEN ZHIXIN IOT TECH CO LTD

A teaching experiment platform for characteristics and control of variable-pitch aerodynamic system

The invention relates to a characteristic and control experiment platform of a variable-pitch aviation power system, which is composed of a pole position input module, a data acquisition module, a data processing and control module, a variable-pitch power device module and an LCD display module. The pole position input module is used to input control signals, and the data acquisition module processes the potential signals output by several built-in sensors to the AVR microcontroller; the data processing and control module processes the electrical signals collected by the sensors and outputs various measurement parameters. The controller will also output two control signals to respectively control the steering gear and ESC of the variable pitch propeller electric power unit to realize throttle adjustment and pitch adjustment; LCD displays measurement parameters and pole position values. Compared with the traditional large-scale variable-pitch propeller experimental device, this platform is more portable and flexible, and it is easy for teachers to demonstrate and students to operate. In addition, this platform also has the scientific research value of identifying the nonlinear and linear models of the variable-pitch propeller electric power device.
Owner:CIVIL AVIATION FLIGHT UNIV OF CHINA

Gearbox for spraying machine

The invention discloses a gearbox for a spraying machine. The gearbox comprises a box body which is internally provided with a power input shaft, a first transmission shaft, a second transmission shaft, a third transmission shaft and a power output shaft; the power output shaft is fixedly provided with a first gear; the first transmission shaft is provided with a second gear, a reverse sliding sleeve and a reverse gear; the second transmission shaft is provided with a third gear, a fourth gear, a second sliding sleeve, a fifth gear, a first sliding sleeve and a sixth gear; the third transmission shaft is fixedly provided with a ninth gear, a eighth gear and a seventh gear; and the power output shaft is slidably provided with a duplex gear. The gearbox can meet the walking condition and theworking condition and is good in applicability, and application of the gearbox can be wider; the structure of the gearbox is compact, and noise is low; the gearbox can achieve self lubrication, and the part universality of the gearbox can be improved; and the gearbox can achieve gear engaging operation easily, gear disengagement is not prone to occurring, and the gearbox can achieve gear engagingthrough a flexible shaft.
Owner:青州上力机械科技有限公司

A mechanical garage vehicle reinforcement pushing platform

The invention relates to a vehicle reinforcing pushing platform for a mechanical garage. The vehicle reinforcing pushing platform comprises an upper ring beam, two clamping mechanisms, a telescopic shaft and a power output mechanism, wherein the two clamping mechanisms are arranged on the upper ring beam by sliding rails; the telescopic shaft is connected with the clamping mechanisms; the power output mechanism is meshed with the telescopic shaft; clamping arms arranged in a sliding manner are automatically suitable for an axle distance and can be suitable for axle distances of all small-scale passenger vehicles; two groups of clamping trolleys are connected by a sleeve shaft, so that the vehicle reinforcing pushing platform for the mechanical garage not only can be suitable for axle distance variation, but also can transmit torsion and is automatically suitable for variation of the displacement positions of pulleys; connection among connecting plates, the telescopic shaft and sliding blocks is rigid connection; the vehicle reinforcing pushing platform for the mechanical garage has a simple structure; the clamping action is accurately transferred in place; rigid connection outputs a large clamping force and a heavy off-road vehicle can be used; and screw threads of one screw rod in the two directions can implement output of two actions by one shaft and are suitable for the action that two clamping arms lift up a tire. Therefore, the vehicle reinforcing pushing platform for the mechanical garage has a simple structure and is convenient and a set of transmission mechanism is omitted.
Owner:王景保

Small-size electromagnetic relay

The present invention relates to the field of low-voltage electrical appliances, especially to a small-sized electromagnetic relay. The small-sized electromagnetic relay comprises a relay housing, anelectromagnetic system disposed inside the relay housing, a contact system disposed on one side of the electromagnetic system and matched with the electromagnetic system, and a test switch arranged atthe upper portion of the contact system and matched with the contact system. The contact system comprises a movable contact module and a fixed contact module cooperated with the moving contact module; the test switch comprises a switch horizontally slidably disposed at the upper portion of the relay housing and a push rod arranged at the lower portion of the switch and cooperated with the switch,the moving contact module comprises a boss arranged at one side of the moving contact module, the upper end of the push rod is sliding cooperated with the switch, the lower end of the push rod is cooperated with the boss, the switch horizontally slides to move the push rod downwards, and the boss drives the motion of the moving contact module. The small-sized electromagnetic relay is simple in structure, convenient to operate and fast in assembling, and has state locking and indication functions.
Owner:ZHEJIANG CHINT ELECTRIC CO LTD

Method and device for data backup in 3DC through incremental snapshots, and medium

InactiveCN110515772AContinuous operation without interruptionReduce the difficulty of logic processingRedundant operation error correctionData transmissionBackup
The invention discloses a method and a device for data backup in 3DC through incremental snapshots and a medium, and the method comprises the steps: transmitting newly added data in a production volume to a city-wide disaster backup center; obtaining a corresponding forward incremental snapshot according to the newly added data and storing the forward incremental snapshot in the target volume; andtransmitting the forward incremental snapshot of the target volume to a remote disaster backup center. According to the method, the corresponding forward increment snapshot is obtained according to the newly added data of the production volume and is stored in the target volume; the forward incremental snapshot of the target volume is transmitted to a remote disaster backup center; in the prior art, during parallel connection, a production volume of a production center provides main volumes of two transmission relationships of backup data for disaster backup centers in the same city and disaster backup centers in different places; when the disaster recovery volumes are connected in series, the first disaster recovery volume of the disaster backup center in the same city is a target volumeof one transmission relationship and a main volume of another transmission relationship, so that the data transmission relationship becomes simple, and the logic processing difficulty of the data transmission relationship is reduced.
Owner:SUZHOU LANGCHAO INTELLIGENT TECH CO LTD

A new single-motor-driven unlocking and folding mechanism and its application

The novel single-motor-driven unlocking and folding mechanism disclosed by the present invention comprises a drive motor fixedly mounted on the upper connection plate in the seat back, the drive motor has an output shaft, and a stroke is fixed on the output shaft Control module: a stroke control bracket fixed on the lower connecting plate in the seat cushion, before unlocking, the stroke control module is idling relative to the stroke control bracket, after unlocking, the stroke control bracket generates resistance to the rotation of the stroke control module, using The reaction force forces the drive motor to drive the upper connecting plate in the seat back to fold over. The novel single-motor-driven unlocking and folding mechanism of the present invention only needs to fix the stroke control module on the output shaft of the drive motor and the stroke control bracket installed on the lower connecting plate in the seat cushion to realize the unlocking of the seat It has the advantages of less mechanism parts, simple transmission relationship, which is beneficial to the layout of the whole chair and reduces the cost of quality control.
Owner:YANFENG ADIENT SEATING CO LTD
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