60results about How to "Speed effect" patented technology

The invention provides a birotor permanent magnet motor and a washing machine with the same. The birotor permanent magnet motor comprises an inner rotor, a stator and an outer rotator which are sequentially arranged from inside to outside, and is characterized in that both the inner rotor and the outer rotor are permanent magnet rotors, and the stator comprises a magnetic modulation ring and a stator winding arranged on the magnetic modulation ring in a wound mode. The birotor permanent magnet motor is based on the magnetic field modulation principle and has a birotor structure, the outer rotor and the inner rotor can rotate according to certain proportional relation, and high-performance output of the motor under operating conditions of a low speed and a high speed can be met at the same time. When the birotor permanent magnet motor drives the washing machine to operate, not only are design requirements for low-speed large torque output and high-speed small torque output of the motor under the optimal operating state met, but also the structures of a belt pulley, a reduction gearbox and the like in a traditional washing machine are eliminated, transmission efficiency of the motor is improved, and meanwhile the defects of high noise, machine body vibration and the like of the traditional washing machine are overcome.

The invention provides a rotary milling vibration measuring instrument, comprising a milling handle, a vibration sensor, a power supply system and a signal transmission system. The vibration sensor comprises a built-in IC piezoelectriccrystal acceleration sensor and a constant current source circuit; the signal transmission system collects signals outputted by the vibration sensor, stores data, encodes the data, transmits the encoded data by a wireless transmission mode, and receives, decodes and stores wireless signals; and the power supply system supplies electricity for the sensor in the milling handle and the circuit by adopting an electromagnetic induction mode. In the device, the vibration sensor is arranged in the milling handle to ensure that the milling handle itself has the function of testing the vibration signals, and the handle has simple structure and convenient manufacture. The inductive power supply system ensures that power supply is not affected by rotation of the handle. The wireless transmission mode ensures that a signal receiving end is properly far away from the cutting area.

The invention discloses a method for network attack redirection by combining route and a tunnel. The network attack is redirected to a honeypot host computer with identical subnetwork address at a far end through arranging the tunnel and configuring a second routing list between a gateway N1 and a gateway N2 connected with the honeypot host computer, and marking a network attack IP package in order to realize the network attack redirection. The method of the invention is easy to be carried out, quick and highly effective, and is especially suitable for the condition of temporary network attack redirection on an important gateway; simultaneously, the method of the invention has the advantages that the risk is low, and the problems of minimum MTU or IP package fragmentation of the network are not required to be worried.

The invention discloses a bridge anti-collision device, and mainly relates to the technical field of bridge design. The bridge anti-collision device comprises a position adjusting mechanism and an anti-collision device assembly. The position adjusting mechanism comprises a bearing frame, a vertical guide rail, a coil spring box and a pull rope. The anti-collision assembly comprises an annular sliding support, an annular box and rubber bar shafts. The annular sliding support is provided with a vertical sliding groove in sliding connection with the vertical guide rail, annular flanges are arranged on the annular sliding support, and the annular box and the rubber bar shafts are arranged between the adjacent annular flanges. Water swelling rubber is arranged in the annular box, water-perviousholes are formed in the face of the soft rubber, and the rubber bar shafts are arranged between the adjacent annular flanges and sleeved with rubber pipes. The bridge anti-collision device has the beneficial effect that the position of the device can be freely adjusted according to rising and dropping of the water level. After a ship collides with the bridge anti-collision device, the course canbe changed smoothly, the speed of the ship is not greatly influenced, and the ship can smoothly pass through the bridge anti-collision device.

A high lift system for an aircraft, which extends and retracts the landing flaps of the aircraft in a fully electric manner. In this context, a fully electric drive is used, comprising an electric motor having an internal redundancy, in such a way that the electric motor is configured as a fault-tolerant electric motor. It may thus be possible to do without a coupling gear unit in the electric motor.

The invention discloses a computer data processing system, comprising a host computer, which comprises data storage device, data processor and multiple interfaces, where the storage device is stored with a main database, and the interfaces are connected with external network and processing terminals, and the data storage device also comprises an agency database, and the agency database and the main database are interconnected. And the invention also discloses a data processing method for the system and the application to computer systems in financial industry. And the invention can assist the main database to implement the required functions by the database agency technique on the condition of assuring higher safety, and has access speed uninfluenced or less influenced, and the invention is especially suitable for complex bank core system.

The invention belongs to the technical field of robot travelling platforms and particularly relates to a robot travelling platform traveling at a constant speed in a single-drive mode and based on centrifugation. The robot travelling platform comprises a bearing plate, a travelling mechanism and a transmission mechanism. By adoption of design of the robot travelling platform, the effect of a third brake piece is that when a robot turns, the rotary speed of a sixth transmission shaft gets lower through friction effect of the third brake piece on the sixth transmission shaft, the rotary speed of an eighth transmission shaft gets higher through a third differential mechanism, and therefore the rotary speeds of tenth transmission shafts on the two sides of a second differential mechanism get higher so as to enable steering to be more smooth. The effect of the second differential mechanism is that according to the sizes of the resistance of the tenth transmission shafts and thirteenth transmission shafts on the two sides of the second differential mechanism, the rotary speeds of the tenth transmission shafts and the thirteenth transmission shafts on the two sides of the second differential mechanism are changed; and the effect of a first differential mechanism is that according to the sizes of the resistance of fourth transmission shafts and fourteenth transmission shafts on the two sides of the first differential mechanism, the rotary speeds of the fourth transmission shafts and the fourteenth transmission shafts on the two sides of the first differential mechanism are changed.

The fan rotation speed controlling system controls fan based on one reference clock. The reference clock has one reference frequency, and the fan rotation speed is corresponding to one fan rotation speed signal. In the controlling system, the control unit compares the reference clock with the fan rotation speed signal to output one speed controlling signal; the voltage generating circuit generates one potential signal corresponding to the speed controlling signals; and the driver unit generates one drive signal to control the rotation speed of the fan based on the potential signal. The control system makes it possible to obtain different rated rotation speed with the same winding via altering the reference frequency, and this results in low production cost.

The invention belongs to the technical field of fire fighting blowers, and particularly relates to a high temperature resistant smoke and heat exhaust ventilator. The smoke and heat exhaust ventilatorcomprises an outer barrel, and the bottom of the outer barrel is provided with a fixing base; the outer barrel is internally provided with a motor through a fixing rod, and the motor comprises a shell and a rotating shaft; the left end of the rotating shaft is located at the exterior of the shell, and provided with a No.1 fan, and the right end of the rotating shaft is rotatably installed on theinner wall of the right side of the shell; the rotating shaft is internally provided with a channel and a screw conveyer; the left end of the screw conveyer is rotatably installed at the left end of the channel in the rotating shaft, and the right end of the screw conveyer penetrates through the right wall of the rotating shaft and the right wall of the shell, and is provided with a No.2 fan; thebarrel-type inner wall of the shell is internally provided with a plurality of horizontal flow channels circumferentially and uniformly, and the inner walls of the right and left sides of the shell are internally provided with vertical flow channels commutating with the horizontal flow channels; the inner walls of the right and left sides of the shell are provided with flushing holes used for flushing the No.1 fan and the No.2 fan, and the flushing holes communicate with the vertical flow channels; and a controller is arranged behind the outer barrel, and used for controlling the fans to work.

The invention discloses a double closed loop control direct-current speed regulation system based on linear driving. The double closed loop control direct-current speed regulation system based on linear driving is characterized by being composed of a transformer T, a rectification filter circuit, a double closed loop control circuit connected with the output end of the rectification filter circuit, a fine adjustment circuit connected with the double closed loop control circuit, a linear driving circuit connected with the secondary side of the transformer T, a voltage stabilizing circuit connected with the linear driving circuit, an operational amplification circuit connected with the output end of the voltage stabilizing circuit, and an output circuit connected with the output end of the operational amplification circuit, both the double closed loop control circuit and the fine adjustment circuit are connected with the primary side of the transformer T, the liner driving circuit is composed of a driving chip U2, a triode VT3, a triode VT4, a triode VT5, a triode VT6, a polar capacitor C10 and the like, the positive electrode of the polar capacitor C10 is connected with a dotted terminal of an inductance coil L of the secondary side of the transformer T, and the negative electrode of the polar capacitor C10 passes through a resistor R16 and then is connected with an IN1 pin of the driving chip U2. According to the double closed loop control direct-current speed regulation system based on linear driving, due to the fact that the linear driving circuit is adopted, the speed regulation system is made more stable.

The invention provides a denovo sequencing method. The method comprises the following steps: transforming a to-be-analyzed spectrogram into a mass spectrum connection diagram, counting the score of each path in the mass spectrum connection diagram, extracting a plurality of front normal paths with high path score and a modification path as a candidate peptide fragment, wherein the normal path is the path only formed by normal sides, and the modification path is the path formed by the normal side and a modification side, and only contains one modification side; performing peptide spectrum matching scoring on each candidate peptide fragments, and taking the candidate peptide fragment with the highest peptide spectrum matching scoring as the peptide fragment corresponding to the spectrogram. By use of the method disclosed by the invention, the discovery of thousands of accident modificaitons can be supported without greatly influencing the peptide fragment identification speed; furthermore, the similar peptide fragment sequences can be distinguished in finer granularity, and the accuracy rate of the peptide identification is improved.

The invention discloses a double closed loop control direct-current speed regulation system based on linear driving. The double closed loop control direct-current speed regulation system based on linear driving is characterized by being composed of a transformer T, a rectification filter circuit, a double closed loop control circuit connected with the output end of the rectification filter circuit, a fine adjustment circuit connected with the double closed loop control circuit, a linear driving circuit connected with the secondary side of the transformer T, a voltage stabilizing circuit connected with the linear driving circuit, an operational amplification circuit connected with the output end of the voltage stabilizing circuit, and an output circuit connected with the output end of the operational amplification circuit, both the double closed loop control circuit and the fine adjustment circuit are connected with the primary side of the transformer T, the liner driving circuit is composed of a driving chip U2, a triode VT3, a triode VT4, a triode VT5, a triode VT6, a polar capacitor C10 and the like, the positive electrode of the polar capacitor C10 is connected with a dotted terminal of an inductance coil L of the secondary side of the transformer T, and the negative electrode of the polar capacitor C10 passes through a resistor R16 and then is connected with an IN1 pin of the driving chip U2. According to the double closed loop control direct-current speed regulation system based on linear driving, due to the fact that the linear driving circuit is adopted, the speed regulation system is made more stable.

The invention provides an extraction dephenolization device for coal chemical industry wastewater treatment. The device includes a static mixer, a mixing clarification extraction tank and a pluralityof centrifugal extractors. Specifically, the inlet of the mixing clarification extraction tank is communicated with the outlet of the static mixer; the feed liquid inlet of a first-stage centrifugal extractor is communicated with the raffinate outlet of the mixing clarification extraction tank; the extracted liquid outlet of the first-stage centrifugal extractor is communicated with the extractantinlet of the static mixer through a pipeline; all the centrifugal extractors are in countercurrent connection; at least one of the centrifugal extractors is equipped with a first feed liquid inlet valve and a first raffinate outlet valve, and a first by-pass communicated with the valves are disposed outside; at least one of the centrifugal extractors is equipped with a second extractant inlet valve and a second extracted liquid outlet valve, and a second by-pass communicated with the valves are disposed outside; and the first by-pass and the second by-pass are equipped with valves. The invention also provides an extraction dephenolization method for coal chemical industry wastewater treatment.

The invention discloses a sweeping device of a suction sweeper for urban roads, which comprises a sweeping shell and is characterized in that a recovery mechanism is arranged below the sweeping shell, a filling mechanism is arranged on the left side of the sweeping shell, the recovery mechanism is connected with the filling mechanism through a pipeline, a cleaning mechanism is arranged on the right side of the sweeping shell, the cleaning mechanism is connected with the filling mechanism through a pipeline, the recycling mechanism is connected with the cleaning mechanism through a pipeline, the recovery mechanism comprises a collecting cavity, a rolling cavity is formed in the collecting cavity, a driving disc is arranged in the rolling cavity, and friction strips are arranged on the surface of the driving disc. A rotating disc is arranged below the driving disc, a sticky wheel is arranged on one side of the rolling cavity and located at the bottom of the sweeping shell, and an elastic conveying belt is connected between the sticky wheel and the rotating disc. The device has the advantages of being high in practicability and capable of filling road pits.

The invention relates to a visual tracking method for an unmanned aerial vehicle. The method comprises the following steps: S1, acquiring image information of a plurality of groups of tracked targetsthrough a camera of an unmanned aerial vehicle and then carrying out training by using the image information to obtain a tracking model of the tracked targets; S2, with a current tracking model, detecting the tracked target by the camera of the unmanned aerial vehicle and continuously acquiring the image information of the tracked target in real time; S3, adjusting the motion of the unmanned aerial vehicle according to the image information change of the tracked target; and S4, repeating the S2 and the S3 to realize visual tracking of the unmanned aerial vehicle on the target. In the S2, eachframe of image information obtained in real time is stored in a training set and a new tracking model is trained by using the image information in the training set; and when the frame number of the image information stored in the training set reaches a preset threshold, the new tracking model is used for replacing the original tracking model to obtain the current tracking model and the image information in the training set is removed.

The invention belongs to the technical field of fire-fighting fans, and specifically relates to a high-temperature-resistant fire-fighting smoke exhaust fan, which includes an outer cylinder body, a fixing seat is provided at the bottom of the outer cylinder body, and a motor is installed inside the outer cylinder body through a fixing rod, and the motor includes a housing With the rotating shaft, the left end of the rotating shaft is located outside the casing and is equipped with a No. 1 fan. The right end of the rotating shaft is rotated and installed on the inner wall of the right side of the casing. There is a channel inside the rotating shaft, and an auger is installed inside the rotating shaft; The left end of the auger, the right end of the auger passes through the right wall of the rotating shaft and the right wall of the housing and is provided with the No. There is a vertical flow channel connecting the horizontal flow channel; there are flushing holes for the No. 1 fan and the No. The controller, the controller is used to control the work of the fan.

The invention relates to an energy-saving building external wall thermal insulation decorative plate. The decorative plate comprises a main body, two anti-falling mechanisms and two dust removal mechanisms, wherein each anti-falling mechanism comprises a fixing box, a suction pipe, a first spring, a driving assembly, a driving plate, a first magnet block and two second magnet blocks; the driving assembly comprises a first bearing, a branch pipe, a rotating pipe, a rotating rod, a cleaning unit and two fan blades, and the dust removal mechanism comprises a dust removal box, a dust removal pipe, a second bearing, an auxiliary assembly and a plurality of nozzles. The external wall thermal insulation decorative board of the energy-saving building reduces the air pressure in the notch through an anti-falling mechanism, so the main body can adhere to an external wall of a building, stability of the main body installed on the building outer wall is improved, the probability that the main body is disengaged is reduced, reliability of the equipment is improved, the dust removal function of the main body is achieved through the dust removal mechanism, cleanliness of the main body is guaranteed, attractiveness of the main body is improved, and practicability is higher.

The invention discloses a direct-current speed adjusting system with an overvoltage and overcurrent protection circuit. The direct-current speed adjusting system is mainly composed of a transformer T, a rectifier filter circuit, a double-closed-loop control circuit connected with an output end of the rectifier filter circuit, a fine tuning circuit connected with the double-closed-loop control circuit, a voltage stabilizing circuit connected with an auxiliary side of the transformer T, and an output circuit. The direct-current speed adjusting system is characterized in that the overvoltage and overcurrent protecting circuit is arranged between the voltage stabilizing circuit and the output circuit and composed of a protecting chip U2, a triode VT1, a triode VT2, a triode VT3, a capacitor C8 and a diode D5, one end of the capacitor C8 is connected with a CONT pin while the other end of the same passes through a capacitor C9 and then is connected with a base electrode of the protecting chip U2, and an N pole of the diode D5 is connected with a VCC pin of the protecting chip U2 while a P pole of the same is connected with a TR1 pin of the protecting chip U2. The overvoltage and overcurrent circuit can automatically execute protection action when current or voltage on an electricity load is overloaded, so that the load and the direct-current speed adjusting system are avoided being damaged.

The invention discloses a method for manufacturing a damascene structure, which comprises the following steps of: forming a first dielectric layer on a semiconductor substrate; forming a metal conducting wire groove and a redundant metal groove in the first dielectric layer, wherein the metal conducting wire groove is exposed out of the semiconductor substrate; forming metal layers in the metal conducting wire groove and the redundant metal groove and on the first dielectric layer; removing the metal layer on the first dielectric layer by a chemical mechanical polishing process, and forming a metal conducting wire in the metal conducting wire groove and a redundant metal wire in the redundant metal groove; forming a graphical hard mask layer on the first dielectric layer, wherein the graphical hard mask layer is exposed out of the redundant metal wire; etching to remove the redundant metal wire by using the graphical hard mask layer as a mask so as to expose the redundant metal groove; and filling a second dielectric layer in the redundant metal groove from which the redundant metal wire is removed. By the method for manufacturing the damascene structure, coupling capacitance between the redundant metal wire and the redundant metal wire, and between the redundant metal wire and the metal conducting wire can be removed.

The embodiment of the invention provides a user behavior data mining method and a web server, aiming at reducing the statistical cost, wherein, the method comprises the following steps that; the web server saves web log data and reads and analyzes the web log data. Compared with the prior art, the invention requires no separately setting statistics server, thereby saving hardware resources and cost.

The invention relates to the technical field of antenna installation, in particular to an antenna installation bracket suitable for narrow spaces. The antenna installation bracket includes a fixed frame and a transport vehicle. The transport vehicle includes an outer compartment, a brake pad, a centrifugal turntable, a dynamic friction disc and a centrifugal slider; the outer compartment is provided with wheels, the brake pad is fixedly arranged in the outer compartment, and the centrifugal turntable is installed in the outer compartment. , and is connected with the wheel transmission to rotate under the drive of the wheel, and the installation structure is arranged in the centrifugal turntable; the dynamic friction disc is arranged on the centrifugal turntable so that it can move up and down, and rotates with the centrifugal turntable; the centrifugal slider is arranged on the installation structure and is located at Below the moving friction disc. In the present invention, when the wheel drives the centrifugal turntable to rotate at an accelerated speed, under the action of centrifugal force and the guidance of the installation structure, the centrifugal slider moves outward and upward relative to the centrifugal turntable, and then pushes the dynamic friction disc to move upward and contact the brake pads to reduce the The rotation speed of the wheels can reduce potential safety hazards by actively limiting the speed of the vehicle.

The invention discloses a bridge anti-collision device, and mainly relates to the technical field of bridge design. The bridge anti-collision device comprises a position adjusting mechanism and an anti-collision device assembly. The position adjusting mechanism comprises a bearing frame, a vertical guide rail, a coil spring box and a pull rope. The anti-collision assembly comprises an annular sliding support, an annular box and rubber bar shafts. The annular sliding support is provided with a vertical sliding groove in sliding connection with the vertical guide rail, annular flanges are arranged on the annular sliding support, and the annular box and the rubber bar shafts are arranged between the adjacent annular flanges. Water swelling rubber is arranged in the annular box, water-perviousholes are formed in the face of the soft rubber, and the rubber bar shafts are arranged between the adjacent annular flanges and sleeved with rubber pipes. The bridge anti-collision device has the beneficial effect that the position of the device can be freely adjusted according to rising and dropping of the water level. After a ship collides with the bridge anti-collision device, the course canbe changed smoothly, the speed of the ship is not greatly influenced, and the ship can smoothly pass through the bridge anti-collision device.

Disclosed in the embodiments of the present invention is a method for enabling Wi-Fi / a hotspot, the method comprising: receiving a Wi-Fi / hotspot enabling instruction, reading a configuration file corresponding to the Wi-Fi / hotspot enabling instruction to determine a target firmware corresponding to the Wi-Fi / hotspot enabling instruction and loading same; establishing a socket connection with the target firmware; if the socket connection establishment fails, acquiring a history loading period corresponding to the target firmware, calculating the average loading period with the history loading period; and determining on the next occasion, according to the average loading period, a first execution time for establishing a socket connection with the target firmware, establishing a socket connection with the target firmware when the first execution time is reached. Also, further provided in the embodiments of the present invention is a device for enabling the Wi-Fi / hotspot. The embodiments of the present invention can improve the speed of enabling the Wi-Fi / hotspot.

The invention discloses a control method and system for the rotation speed of an engine and a crane. The control method comprises the steps that an operation signal of an aboard handle and the work state of the crane are collected; the running mode of the engine is determined according to the operation signal and the work state; when the running mode is a standby mode, the rotation speed of the engine is controlled at a preset rotation speed constantly; and when the running mode is a work mode, the rotation speed of the engine is controlled according to an operation signal of an accelerator of the engine. According to the control method and system for the rotation speed of engine and the crane, the operation of the engine is divided into two modes during an aboard operation, so that the requirements for the rotation speed of the engine required by certain working conditions of a wheeled crane are lowered, and the rotation speed of the engine is limited, and accordingly the purpose of saving fuel oil is achieved. In addition, when the mode is changed, the rotation speed is released in a section-dividing mode, so that the influence on the rotation speed due to mode switching is avoided.

The invention provides a sixteen-color weft selecting device. The device comprises two rows of weft selecting needles arranged in parallel, the weft selecting needles are installed in a sector-shapedshell, and the number of the weft selecting needles in each row is eight; the device is characterized in that each weft selecting needle comprises a needle head, a guide rod, an inertia impact bar anda needle tail; the needle head, the guide rod, the inertia impact bar and the needle tail are connected through a boss, the guide rod is of a hollow structure and is internally provided with a compressed spring, and force is applied to the contact surface of the inertia impact bar, so that the compressed spring abuts against and is meshed with one end of the inertia impact bar; the inner diameterof the guide rod is larger than the outer diameter of the inertia impact bar, and the length of the guide rod is greater than the length of the inertia impact bar. Accordingly, the problem that whenthe weft is changed, the movement and inertia of a color selection mechanism are large is solved, and meanwhile the problem that, when electromagnetism is used for driving weft yarn to move, an electromagnetic coil is likely to be damaged is solved; therefore, the working efficiency of a loom is improved, and the production cost is lowered.