66results about How to "Achieve one-way rotation" patented technology

The invention provides a solar street lamp with a cleaning device. The solar street lamp comprises a lamp pole, a street lamp body, a solar battery panel, a power device, a power device frame, a stirring type power device for providing power, a shell, an installation shaft and a stirring wheel, wherein the solar battery panel covers the top of the street lamp body; the power device is fixed on the lamp pole, the street lamp body or the solar battery panel; the power device frame surrounds the solar battery panel; two sides of the solar battery panel are provided with guide rails; the shell and the installation shaft are fixed on the position of the power device; the stirring wheel is driven by the power device for a traction belt to proceed; the stirring wheel is provided with stirring wheel teeth matched with traction belt holes. By use of the solar street lamp, the volume and the cost of a power device are reduced while the cleaning problem of a high altitude solar panel is solved, and therefore, the solar battery panel also can perform a function of a top cover and a lampshade so as to block the lamp body and the power device.

The invention discloses a double-motor planetary transmission. The double-motor planetary transmission comprises a first motor, a first input shaft, a sun gear, a planet gear set, a planet rack, a gear ring, a second input shaft and a second motor; the first motor is connected to the first input shaft; the first input shaft is connected with the sun gear; the sun gear is matched with the planet gear set; the planet gear set is engaged to the gear ring; the gear ring is connected to the second input shaft; the second input shaft is matched with the second motor; and the planet rack is matched with the planet gear set.

The invention relates to a unidirectional rotating device and belongs to the field of mechanical transmission. The unidirectional rotating device for achieving a large rotating angle and a high torque is characterized in that the unidirectional rotating device comprises a gear arranged in the middle, the two ends of the gear are each coaxially connected with a one-way bearing through a coupling part, the outer diameter of the gear is smaller than the outer diameter of each one-way bearing, and the two one-way bearings are stressed in the same direction; and the axis of the gear is hollow, a center connecting shaft of the two one-way bearings penetrates through the axis of the gear in a non-contact mode, and thus the two one-way bearings are coaxially connected. According to the unidirectional rotating device, through the structural form that the large-diameter one-way bearings are coaxially installed at the two ends of the small-diameter gear in the middle, excursion displacement is converted into large-rotating-angle rotating displacement through the small-diameter gear, the high torque is shared since the large-diameter one-way bearings at the two ends are stressed in the same direction, and thus large-rotating-angle and high-torque unidirectional rotation is achieved.

The invention discloses a well drilling bypass circulation tool which comprises an outer cylinder structure. A central tube structure is coaxially arranged in the outer cylinder structure in a sleeving manner, an axially connected central through hole allowing drilling fluids to pass is formed in the central tube structure, an outlet end of the central through hole is provided with a throttle nozzle which can be axially fixed, an outer fluid passage allowing the drilling fluids to flow from inside to outside is formed in the side wall of the outer cylinder structure close to an inlet end of the central through hole, and an inner fluid passage is arranged on the side wall of the central tube structure in a connected manner, can be communicated with the outer fluid passage in an abutted manner and can circumferentially rotate to be staggered from the outer fluid passage. The tool solves the problems that a cuttings bed affects drilling progress in the drilling process of a highly-deviated well or horizontal well, and safety is poor in the prior art. By the tool, the cuttings bed can be removed at any time in the drilling process, and safety and efficiency in the drilling process are improved.

The invention discloses a high-survival-rate sheep oosperm culture method for Hu sheep embryo in-vitro culture. The high-survival-rate sheep oosperm culture method comprises the following steps: (1) oocyte collection: sucking oocytes from ovaries of Hu sheep; (2) sperm collection: extracting sperms from the male Hu sheep; (3) fertilization: carrying out artificial fertilization on eggs and sperms;(4) embryo culture: putting the fertilized eggs into an incubator for culture; and (5) observation: observing the development condition of the embryo, wherein the incubator in the step (4) comprisesa main body, a feeding device, a rotating frame, a culture device and a discharging device, wherein the feeding device comprises a feeding channel, a conveying mechanism, a feeding opening, a rotatingtable and a transition mechanism. According to the method, the embryo survival rate is increased through artificial fertilization, the transition mechanism isolates the embryos from outside air whenthe embryos are placed into the incubator, so that embryo development is prevented from being influenced, and the discharging device realizes the purpose of independent taking a culture dish, so thatthe survival rate of embryos is increased.

The invention discloses a seesaw. A seesaw body is hinged on a supporting pillar; the supporting pillar comprises a rotary head and a base, wherein the rotary head is connected to the base in a rotatable mode; a central shaft is fixedly connected to one end of the base, and relative to the other end of the base, a transmission shaft is rotatably connected to the central shaft; the transmission shaft is fixedly connected to the rotary head; the transmission shaft is rotatably connected to the central shaft by virtue of a second bearing; a fixed gear additionally sleeves the central shaft; a transmission gear sleeves the transmission shaft; a third bearing additionally sleeves the transmission shaft; an outer ring of the third bearing is embedded into the transmission gear; the transmissiongear is rotatably connected to the transmission shaft by virtue of the third bearing, and the transmission gear is meshed with the fixed gear; the seesaw body is hinged on the rotary head in a mode ofbeing capable of turning up and down; a ratchet wheel is fixedly connected to one end face of the transmission gear; a pawl base is hinged on the seesaw body; a plurality of pawls are hinged on the pawl base, so that the ratchet wheel is driven to rotate; and the rotary head and the central shaft are driven to do concentric rotation.

The invention discloses a novel and efficient pneumatic bicycle. In the pneumatic bicycle, an efficient air path system is adopted: a dual-cylinder acting way is adopted at the start of the bicycle and a single-cylinder acting way is adopted during constant-speed running, so that energy is saved, and the efficiency is increased. A duckbill clutch adopted in the bicycle has two strokes, namely, a working stroke and a fast reverse stroke, so that one-way rotation of a chain is realized. When electric control is not used in the bicycle, the duckbill clutch is separated from the chain, and the chain can move bilaterally, so that switching from electric control to manual operation is realized. The bicycle is 35 kilograms in dead weight, is 35 kilometers per hour in the highest speed per hour when the load is 100 kilograms, can be inflated within about 10 minutes, can run for 45 kilometers after one-time inflation, and is less than RMB 1 yuan in the inflation cost.

The invention discloses a bidirectional driving device for a seat height adjustor. The bidirectional driving device comprises a retarding piece, a driving plate, a ratchet wheel and a separating piece used for being fixed to a height adjustor body. Transition belts used for shielding part of the ratchet wheel are arranged on the separating piece, symmetrical portions of the retarding piece are sleeved with a set of pawls in a rotating mode, and the pawls are connected with the driving plate in a relative rotating mode. In a non-working state, the pawls are separated from the ratchet wheel; in a working state, the driving plate can drive the pawls to conduct revolution, and the retarding piece retarding rotation through the separating piece drives the pawls to conduct autorotation and be meshed with an inner-ring ratchet of the ratchet wheel. According to the device, under the retarding effect of the retarding piece and the separating piece, matching between the pawls and the ratchet wheel is achieved, and the effect that the driving plate enables the ratchet wheel to conduct unidirectional rotation is achieved, so that the operating movement range is saved; the symmetrical pawls are arranged on the driving plate and the retarding piece, and therefore stress balance of the ratchet wheel in the rotation process can be achieved. The invention further discloses a seat comprising the bidirectional driving device and a vehicle.

The invention relates to a processing technology of a pin type composite insulator. The processing technology comprises the following steps of respectively processing a required insulating pin body, an upper fitting, a lower fitting and a grading shield; feeding the processed insulating pin body into injection equipment, respectively arranging a blocking plug at two sides of the insulating pin body during injection in a sleeving manner, blocking openings at two sides of an umbrella skirt injection cavity, starting injection and performing vulcanization molding to form an umbrella skirt; feeding the insulating pin body with the umbrella skirt to a special assembly system for assembling; and feeding the assembled pin type composite insulator into a storage system for storing, thereby finishing processing. The processing technology disclosed by the invention has the advantages that during injection, the openings at two sides of the umbrella skirt injection cavity are blocked by utilizingthe blocking plugs, the condition that partial silicone rubber flows out of the openings and forms excessive rubber sleeves on the insulating pin body due to excessive pressure is avoided, and only the blocking plugs need to be removed during subsequent treatment, so that the processing technology is very convenient.

The invention discloses underwater profile measuring equipment utilizing wave energy, which comprises a floating body, a counterweight device, a connecting device, a bearing device and a one-way device; the connecting device is connected between the floating body and the counterweight device; the one-way device comprises a one-way wheel and a conveying piece, the one-way wheel is connected to the connecting device, and the conveying piece is arranged around the one-way wheel and can rotate unidirectionally in the set direction through the one-way wheel; the bearing device is connected to the conveying piece and used for bearing the sensor. According to the detection equipment, the one-way device comprises the one-way wheel and the conveying piece capable of rotating in one direction through the one-way wheel, the bearing device is connected with the conveying piece and can drive the sensors to rotate in a one-way circulating mode, ocean parameters of different depths can be detected in the rotating process, and therefore the number of the sensors can be reduced, and the cost is reduced; and the sensor can continuously obtain observation data in the vertical direction, and the spatial resolution is high.

The invention provides a gear adjusting structure for shoulder massage. The gear adjusting structure comprises a rotating body, a resetting piece, a pawl arranged on the rotating body and a base bodyprovided with a ratchet wheel structure matched with the pawl; the rotating body and the resetting piece are rotatably arranged around the wheel center of the ratchet wheel structure separately; the pawl keeps the tendency of being pressed towards the ratchet wheel structure and corresponds to the resetting piece; the distance between the end face, away from the wheel center, of the resetting piece and the wheel center is gradually reduced in the limiting direction of the ratchet wheel structure until the distance is smaller than the radius of the ratchet wheel structure. The gear adjusting structure for shoulder massage can adjust the width of clamping the shoulders according to requirements.

The invention provides a C-shaped cable clamp. The C-shaped cable clamp comprises a C-shaped clamping base, a movable block assembly, a check limiting part and an elastic part; the C-shaped clamping base is a column structure which is made of a conductive material and has a C-shaped cross section; the movable block assembly comprises an inner movable block and an outer movable block which are hinged with each other, the inner movable block is provided with a hinged end, the outer movable block is provided with a hinged groove corresponding to the hinged end of the inner movable block, a non-hinged end of the inner movable block and a non-hinged end of the outer movable block can cooperate with the two ends of the C-shaped clamping base to clamp a cable, and the outer movable block is further provided with a reserved space communicated with the hinge groove; the check limiting part is arranged in the reserved space, the surface of the check limiting part and the surface of the inner movable block are provided with check structures cooperating with each other, and the check structures are used for enabling the inner movable block and the outer movable block to be only capable of moving in the direction capable of enabling an included angle formed by the inner movable block and the outer movable block to be enlarged; and the elastic part is arranged between the outer movable blockand the check limiting part to apply support force towards the surface of the inner movable block to the check limiting part.

The invention discloses a computer hardware fixed protection device. The device comprises a hardware box and a base arranged in the hardware box body. The base is provided with a slide rail, a slider,a vertical column, a clamping block, a tooth strip, an adjusting tooth, a limiting plate, a spring supporting plate, a spring, and a hardware mounting plate; one side of the hardware box is hinged with a box cover, and the box cover is provided with two corner buckles symmetrically. The hardware box body is provided with a locking groove, a locking block, a pull rod and a handle; and the hardwarebox is provided with a fan. The fixed protection device is provided with a fixed clamping mechanism, which can fasten all the hardware to the hardware installation board, thereby effectively preventing the hardware from being loose due to long-term work or external vibration. The fixed holding device is arranged as a closed cavity to prevent dust from entering the hardware, avoiding hardware damage and ensuring the running speed of the computer. The cooling fan is also arranged to cool down the hardware to prevent the hardware from being damaged due to a large amount of heat, prolonging the service life of the hardware, and keeping it new.

The invention discloses a pneumatic soft mechanical arm, and belongs to the technical field of mechanical arms. The soft mechanical arm is composed of a multi-joint rigid-flexible coupling structure, a rigid body of each joint is composed of a light sandwich structure, and a flexible body is composed of four soft driving rods and soft connecting seats thereof; the rigid body part is embedded in the connecting seat and is fixed with the flexible connecting seat through a metal fastening ring; and the rigid-flexible coupled structure enables the arm to have the characteristic of high toughness.

The invention provides a water-conservancy-based fishing and classified collection device for water floating object cleaning, and relates to the field of environmental protection cleaning. The problems are solved that classified collection of floating objects in different sizes cannot be simultaneously performed in a fishing process, and manual classification is often needed after fishing; and a plurality of electric components are needed to realize the up-down moving, rotating fishing and unloading actions of fishing arms, and the actions cannot be realized through a flew electric componentsin cooperation with a linkage structure. The water-conservancy-based fishing and classified collection device for water floating object cleaning comprises a hovercraft body, and a body frame is fixedly connected to the hovercraft body through bolts. When an electric telescopic rod pushes a fishing frame to move downwards, gear rows and the fishing frame move downwards synchronously, when the gearrows touch the bottom end faces of the inner walls of sliding seats, fishing arms are released from limitation and automatically switched to a vertical state due to their gravity, and finally the fishing frame continues to move downwards to make the fishing arms plunge into water.

The invention discloses a pressure reduction toy gyro which comprises a gyro outer rotating shell, a pressing piece capable of being pressed by a user, a bottom support piece, a bracket, a sliding block, a rotating rod, a sliding pin, a pressing piece reset spring, a first gear piece, a first transmission shaft, a second gear piece, a sliding tooth reset spring, an elastic piece pawl, a driven bevel gear, a poking piece and an inner rotating body. The bottom support piece is fixed to the bracket; a sliding rail for guiding the sliding block to slide is formed on the bracket; the pressing pieceis fixed to the sliding block; the pressing piece can be pressed by a user to enable the sliding block to slide along the sliding rail; the pressing piece reset spring is arranged between the slidingblock and the bracket and exerts upward movement acting force on the sliding block. One end of the rotating rod is rotationally connected to the bracket; the sliding pin is fixed to the other end ofthe rotating rod; a guide sliding groove for guiding the sliding pin to slide is formed in one side of the sliding block. A rack is formed on the other side of the sliding block; the sliding pin slides in the guide sliding groove; the rack is engaged with the first gear piece. The toy gyro has the beneficial effect that the toy gyro has high interestingness.

The invention belongs to the technical field of shock absorbers, and discloses a self-energy-feedback damping force adjustable electric control shock absorber system. The system comprises a shock absorber body, wherein oil is arranged in the shock absorber body, a core structure component is arranged in the shock absorber body, a hollow piston rod is arranged at one end of the shock absorber body, one end of the hollow piston rod is located in the shock absorber body and connected with the core structure component, a built-in cable is arranged in the hollow piston rod, a controller is arranged at the end, away from the hollow piston rod, of the built-in cable, and the controller is sequentially connected with an energy storage device and a sensor. The core structure component can achieve active adjustment of the damping force value of the shock absorber body, when the damping force value needs to be changed, the core structure component opens or closes n one-way valve and a control valve according to needs, the flow direction track of oil can be guided, the active adjustment effect is achieved, and meanwhile the core structure component is high in integration degree and not prone to damage.

The invention discloses a multi-angle adjusting ratchet wheel structure, which comprises a disc and a ratchet wheel rotationally connected to the disc, and the ratchet wheel is provided with a left turning limit position and a right turning limit position relative to a rotary disc; a ratchet wheel groove, a first limiting part and a second limiting part are arranged on the circumferential surface of the ratchet wheel, and a first limiting rod and a second limiting rod are arranged on the disc; a first tension spring for pulling the first end of the first limiting rod to be clamped into the ratchet wheel groove is arranged between the disc and the first limiting rod; a second tension spring for pulling the first end of the second limiting rod to be away from the ratchet wheel is arranged between the disc and the second limiting rod; when the ratchet wheel rotates to a left-turning limit position, the first limiting part pushes the first end of the first limiting rod to be away from the ratchet wheel and abut against the first end of the second limiting rod; and when the ratchet wheel rotates to the right turning limit position, the second limiting part drives the first end of the second limiting rod to turn to the ratchet wheel so as to drive the first end of the first limiting rod to be clamped into the ratchet wheel groove. According to the invention, multi-angle adjustment can be realized, and the use is convenient.