31results about How to "No idling" patented technology

The invention discloses a navigation robot obstacle detection method and system. The system mainly comprises an ultrasonic detection module, an ultrasonic scanning module, an infrared detection compensation module and a robot core control module, wherein the ultrasonic detection module is mainly realized by amplifying a 40 kHz high-voltage driving signal and an ultrasonic receiving signal. The module is erected on a scanning steering engine to realize front non-dead-angle 180-degree scanning detection. By combining infrared range finding, the compensation of a navigation robot ultrasonic blind region is realized. A driving circuit is realized by establishing an H bridge with a field effect transistor. In a navigation robot, planar multi-point sensing is realized by using a pair of ultrasonic probes; the range finding range can reach 5.9 m at farthest; and a detection blind region is reduced to 2 cm. The system has the characteristics of low cost, small detection blind region, high anti-diffraction capacity, high real-time property and the like and has broad industrialization prospect. The method and the system can be used for the fields of micro robot navigation, environmental detection, intelligent vehicle active safety and the like.

The invention belongs to the field of control technologies, and provides a method and device for controlling rotation of a mobile terminal camera and a mobile terminal. The mobile terminal comprises a digital Hall sensor. The method includes the steps that control information of the camera is obtained, wherein the control information of the camera includes the rotating direction of the camera; according to the control information, the camera is controlled to rotate in the rotation direction; in the rotation process of the camera, the output value of the digital Hall sensor is obtained, and the angle, corresponding to the output value, of the camera is obtained according to the output value; when the angle of the camera reaches a preset threshold value, a preset angle corresponding to the preset threshold value is obtained, and the camera is controlled to rotate by the preset angle in the rotation direction from the current position. By the adoption of the method, the camera is controlled to accurately rotate to a target angle from any initial angle, motor idling does not exist, and the problems that through an existing mode, because a motor idles, power is consumed, and heat is generated are solved.

The invention discloses a camera rotation control method applied to a mobile terminal and the mobile terminal. The mobile terminal comprises a terminal body and a camera device. The camera device can rotate relative to the terminal body and comprises a magnet. The position, corresponding to the camera device, of the terminal body is provided with a digital Hall sensor. The camera rotation control method includes: receiving an instruction to rotate the camera, in which a target angle is carried; detecting a value of the digital Hall sensor; according to the detected value of the digital Hall sensor as well as a table of correspondence between the value of the digital Hall sensor and an angle of the camera device, determining a current angle of the camera device; calculating an angle to be finished; rotating the camera device to the angle to be finished, through a motor. The camera rotation control method and the mobile terminal according to the technical scheme have the advantages that optionally angular rotation is allowed for the camera, and the service life of the motor used for controlling rotation of the camera is prolonged.

The invention is suitable for the field of control technologies and provides a method and device for controlling a camera for rotation through a gesture as well as an infrared gesture sensor. The method comprises the following steps of obtaining infrared intensity value change information collected by the infrared gesture sensor; obtaining a gesturing direction of a hand according to the infrared intensity value change information, and obtaining a control command of the camera, which corresponds to the gesturing direction, from preset mapping relation according to the gesturing direction of the hand; and controlling the camera for rotation on a corresponding position of the control command according to the control command. By adopting the method, the gesturing direction of the hand is induced through the infrared gesture sensor, so that the camera is controlled for rotation at a front position or a rear position through the gesture, and thus accuracy for control is improved, and the problem of easiness in generating idle running of a motor in the existing technology for controlling the camera for rotation is solved.

The invention discloses a net hauling machine. The net hauling machine comprises a machine frame, a traction wheel, positioning wheels and a wheel pressing mechanism, wherein one side of the machine frame is provided with the traction wheel; the traction wheel is driven to rotate by a power device arranged in the machine frame; both sides of the lower side of the traction wheel are provided with one positioning wheel respectively; and a pressing wheel on the wheel pressing mechanism is pressed on the traction wheel. The pressing wheel is pressed on a wire rope to keep close to the upper peripheral surface of the traction wheel, and the large contact area of the wire rope and the traction wheel can generate enough great frictional force, so that the traction wheel cannot be idle. The wire rope can be automatically pulled up by the traction wheel without being pulled up by hands, so that the net hauling machine saves manpower and effectively reduces the wastage of the wire rope.

The invention relates to a special-shaped wire strand cable conductor and a production method of the special-shaped wire strand cable conductor and relates to a wire and cable special-shaped wire strand round conductor with the nominal cross section ranging from 25 mm<2> to 630 mm<2>. The cable conductor comprises a single round wire and special-shaped wires with all the strand layers designed in the tile-shaped structure according to the specifications of cables. The production method includes the steps that first, according to the designed special-shaped wire structure, the single round wire in the center is manufactured in a drawing mode through a drawbench, and then the special-shaped wires of various specifications of strand layer structures are manufactured on a water tank type or sliding type or fractional motor type drawbench in a drawing mode through a special-shaped high-speed wire drawing die; the round line in the center is placed on a payoff rack of a wire stranding machine, and all the stranding layer special-shaped wires are placed on a frame winch or fork winch and manufactured into the special-shaped wire strand cable conductor through stranding. The outer surface of the cable conductor is smooth and free of burrs, the gap between single wires is small, the filling coefficient is larger than 0.98, and the strand cable conductor is stable in structure. The production method is high in technology universality, and updating and upgrading of the products can be achieved in small and medium-sized enterprises through the technology.

The invention relates to the technical field of amino resin production, and provides a preparation method of a graphene amino resin in which the graphene and amino resin are combined stably. The invention solves the problem of unstable combination between the graphene and amino resin in the graphene amino resin prepared by the existing process. The invention also provides a favorable-shock-insulation-effect adjustable-blade-height graphene amino resin preparation device capable of preventing large granule substances from entering the container. The device solves the following problem: the existing reaction kettle can stir the material efficiently on the premise of generating the phenomenon of idle stirring blades when the material height changes, has poor shock insulation effect, and can not prevent the large granule substances from entering the container. The device comprises a container and a stirrer, wherein the container is provided with a shock insulation foot; a feed port of the container is provided with a filter screen; the height of the stirring blades of the stirrer is adjustable; and a motor is provided with a connecting terminal.

The invention relates to a fishing machine, in particular to a net hauler which is installed on a drift netter for use and provided with a rubber ring traction wheel. The net hauler aims to solve the technical problem that the structure is complex due to the fact that in order to increase the friction, a plurality of rubber wheels or pressing wheels which are synchronously rotated need to be installed on the traction wheel of the existing net hauler. The invention provides the net hauler provided with the rubber ring traction wheel, which comprises a head and a base, wherein the head is installed on the base and comprises a power plant and the traction wheel, the traction wheel is driven to rotate by the power plant, a rubber ring is arranged in the traction wheel in an embedded way, V-shaped grooves around the traction wheel are formed in the surface of the rubber ring, and hemispherical grooves are formed in the bottom surfaces of the V-shaped grooves. The special V-shaped grooves are formed in the traction wheel of the net hauler provided by the invention, so that the friction of a rope and the traction wheel is large enough, the rope does not need to be manually pulled in an assisted way, the phenomena of idling and slipping of the traction wheel cannot occur, the loss of the rope is effectively reduced, and the use cost is saved.

The invention relates to the technical field of methoxylated amino resin wastewater treatment. The invention provides a methoxylated amino resin formaldehyde wastewater recovery method capable of recovering formaldehyde wastewater, which solves the problem that the existing process can not recover formaldehyde wastewater. The invention also provides a methoxylated amino resin formaldehyde wastewater recovery device, which has wide reversing range, is convenient for opening the cover on the feed port and can change the height of stirring blades according to the height change of the material in the container. The device solves the following problems: when the existing reaction kettle is used for recovering formaldehyde wastewater, the reversing needs to be carried out by manufacturing an elbow if the direction of the feed can not be adjusted to be identical to the direction of the feed pipe, and the feed port can not be aligned with the material if the material height changes. The device comprises a container and a stirrer, wherein a feed port of the container is provided with an adjustable-direction feed pipe, the feed pipe is provided with a pull-rod-bearing cover, the height of stirring blades of the stirrer is adjustable, and the motor is provided with a connecting terminal.

The invention provides a network data communication device which uses the DSP for data communication, comprising: a master processing unit, a data exchange / conversion unit and a data processing unit, wherein, the data processing unit comprises one or several DSP slots while each DSP slot is inserted one DSP bar which contains one or several DSP chips; each DSP slot has one or several groups of DSP interfaces relative to the one or several DSP chips of inserted DSP bar; the master processing unit read the condition information of present inserted DSP chip from the data processing unit and controls the data exchange / conversion unit according to said condition information. The invention also provides a method for dynamic adjustment of data processing ability which can be applied in network data communication device. With said device and method, the data processing ability of network data communication device can be adjusted dynamically according to actual demand and the cost of exploitation and maintenance can be reduced.

The invention discloses a conical barrel jig frame which comprises a plurality of stand columns, upper supporting plates and reinforcing steel tanks. Each upper supporting plate is a platy component with an arc-shaped top and a rectangular bottom, the upper supporting plates arranged transversely are connected with the reinforcing steel tanks arranged longitudinally in a radial shape to form a sector-shaped support, the stand columns are connected with the reinforcing steel tanks to support the whole sector-shaped support, the stand columns located on the same circumference of the sector-shaped support have the same height, and the heights of the stand columns arranged in the same longitudinal direction are gradually increased from the outer circumference to the inner circumference of the sector. The conical barrel jig frame is adopted for assembling a conical barrel so that the situation that screw holes in flanges are staggered during assembling can be avoided and product quality can be improved; meanwhile, the conical barrel jig frame is simple in structure and small in occupied space, is made of a few consumables and has high practicality.

A needle blade roll (12) for forming short fibers from a material capable of formation of artificial cotton in an artificial cotton fabricating apparatus is disclosed which is made up of a roll main body (13) and a large number of needle blades (14) implanted into a peripheral surface of the roll main body (13). In the needle blade roll (12), each needle blade (14) is arranged at a sloping angle relative to a radial line of the roll main body (13) so that its leading end lies ahead of the radial line with respect to the rotational direction of the roll main body (13). This makes it possible to form short fibers the length of which is longer than conventional, thereby fabricating artificial cotton made of such short fibers which are fully intertwined with one another.

The invention discloses a battery liquid cooling system and a filling method of an anti-freezing solution of a battery liquid cooling system. The battery liquid cooling system comprises a cooling unit, an anti-freezing solution filling box and at least one exhaust pipe, the cooling unit comprises a circulating pipeline and a water pump, a liquid cavity of the anti-freezing solution filling box andthe water pump are sequentially connected to the circulating pipeline in series in the circulating direction of fluid, the air inlet of each exhaust pipe is communicated with the circulating pipeline, and a first control valve is connected to the circulating pipeline located in the upstream of the anti-freezing solution filling box in series. The first control valve is connected to the circulating pipeline in the upstream of the anti-freezing solution filling box in series, so that the anti-freezing solution filling efficiency is improved. According to the filling method of the battery liquidcooling system anti-freezing solution, the first control valve is closed; the exhaust pipe is connected, the exhaust pipe exhausts air outwards, the water pump is started, the anti-freezing solutionfilling box fills the anti-freezing solution into the circulating pipeline under the effect of the water pump, after filling is conducted for a period of time, the exhaust pipe is disconnected, and after the liquid level in the anti-freezing solution filling box does not drop any more, the first control valve is opened to complete filling of the anti-freezing solution.

Provided is an automatic planting system, formed by a micro-computer controller, an electric pump, and irrigating pipes, a nutrient solution storage tank, a liquid level device, and plant slots.

The invention provides an anti-slip water meter comprising a metering mechanism, wherein a first installation cavity and a second installation cavity are defined on the inner side wall of the water inlet pipe of the water meter; a first spring seat is installed at the contact of the second installation cavity and the inner wall of the water inlet pipe, a flow hole is defined in the middle of the first spring seat, a first spring is sleeved on the first spring seat, and a first valve core is sleeved out of the first spring; a sealing plate is arranged at the end of the first installation cavity; a third installation cavity is defined on the inner side wall of the water outlet pipe of the water meter; a second spring seat is installed at the end of the water outlet pipe; a second spring is sleeved on the second spring seat, and a second valve core is sleeved out of the second spring. At the same time, the invention also provides a working method of the above air-slip water meter. When the water supply is cut off, the water outlet of the water meter has a one-way water flow function to prevents the stored water from flowing back such that the water meter does not slip. Moreover, the expansion and contraction of the "compressed air" in the water pipe are also suppressed, and the measurement error caused by the slipping of the water meter is reduced.

The invention discloses a meat grinder, and belongs to the technical field of meat grinding devices. The meat grinder comprises a shell, a driving mechanism, a meat grinding cavity, a spiral shaft, a meat grinding part, a feed port and a discharge port; the feed port is formed in the upper part of the shell; the discharge port is formed in one side of the shell; the meat grinding cavity is formed between the feed port and the discharge port in the shell; the spiral shaft is arranged in the meat grinding cavity, and includes a first end and a second end; an output end of the driving mechanism is connected with the first end of the spiral shaft; the meat grinding part is arranged in the discharge port; the second end of the spiral shaft is connected with the meat grinding part; and the diameter of the first end of the spiral shaft is larger than the diameter of the second end of the spiral shaft. The first end of the spiral shaft is high in swallowing capacity during feeding; and the meat grinding capacity of the second end is lower than the feeding capacity of the first end, so that the meat grinder can always work with materials without generating idle or shortening the idle time, the conveying speed is stable, the work is stable, and the machining efficiency is high.

The invention discloses a self force augmentation type bidirectional wrench and an operating method thereof. The self force augmentation type bidirectional wrench comprises a handle, a force-augmentation reversing part, a reversing switch, a shifting lever and a sleeve. The force-augmentation reversing part comprises an input shaft, an intermediate shaft, a reversing shaft, an output shaft, an input gear, a transmission gear, a forward gear, a reverse gear, an output gear, a spring and a steel ball. The output gear can be selected to be engaged with the forward gear or the reverse gear through the reversing switch so that the output shaft and the sleeve can rotate in the same direction as the handle or rotate in the direction opposite to the rotating direction of the handle, and the force moment of the handle can be amplified through two-stage gear transmission. The self force augmentation type bidirectional wrench is simple in structure, convenient to operate, capable of screwing and unscrewing screws in two directions, and capable of saving strength.

The invention relates to a water pump structure for controlling self-start and self-stop through a flow and a using method of the water pump structure. The water pump structure comprises a water pumpbody, a water outlet pipe and a pressure tank, wherein a water inlet pipe is installed at the inlet end of the water pump body, the outlet end of the water pump body is in butt joint with the water outlet pipe and the pressure tank through connectors, a flow switch is installed in the end, connected with the water outlet pipe, of the connector, the flow switch is electrically connected with a controller on the water pump body, a selector switch is installed on the controller, and the selector switch is provided with three gears such as a manual gear, a stop gear and an automatic gear which canbe switched manually. The water pump structure has the characteristics of simple structure, convenience in installation, long service life, low fault probability and the like.

The invention provides a high-efficiency vertical crushing device. The device comprises a crusher body, a fan and a control system; the fan is arranged at the lower part of the outer side of the crusher body; the control system is arranged at the middle part of the outer side of the crusher body; a discharge port at the bottom end of the crusher body is connected with a feed port of the fan through a pipe I; and a discharge port of the fan is connected with a recovery bin through a pipe II. A sensor is arranged in the crusher body, and is connected with a power supply switch and a voltage-stabilized power supply through leads; meanwhile, a node of the sensor is connected with the control system through a lead; and the control system receives detecting signals of the sensor, and is used for controlling operation of the crusher body and the fan. The device has the beneficial effects of: simple structure, convenience to operate, high working efficiency, low production cost and capability of effectively controlling operation of the crusher and operation of the fan.

The invention discloses a camera rotation control method applied to a mobile terminal and the mobile terminal. The mobile terminal comprises a terminal body and a camera device. The camera device can rotate relative to the terminal body and comprises a magnet. The position, corresponding to the camera device, of the terminal body is provided with a digital Hall sensor. The camera rotation control method includes: receiving an instruction to rotate the camera, in which a target angle is carried; detecting a value of the digital Hall sensor; according to the detected value of the digital Hall sensor as well as a table of correspondence between the value of the digital Hall sensor and an angle of the camera device, determining a current angle of the camera device; calculating an angle to be finished; rotating the camera device to the angle to be finished, through a motor. The camera rotation control method and the mobile terminal according to the technical scheme have the advantages that optionally angular rotation is allowed for the camera, and the service life of the motor used for controlling rotation of the camera is prolonged.

The invention discloses a distributed election method based on Kubernetes, and relates to the technical field of distributed management. A monitor is used for monitoring resources in real time, resource election space division and resource locks associated with lease resources are carried out according to the number of controllers in a program, and each controller competes for the controller election of the resource lock corresponding to the lease resources as a main controller according to the associated resource lock corresponding to the lease resources.

The invention discloses a pressure adjusting device and a cooking utensil. The pressure adjusting device comprises a motor, a pressure adjusting assembly, a detection assembly and a control circuit. The pressure adjusting assembly is used for blocking a preset exhaust hole when the motor rotates in the first direction and opening the exhaust hole when the motor rotates in the second direction opposite to the first direction, and then pressure maintaining and pressure releasing are conducted on the cooking utensil; the detection assembly comprises a trigger key and a trigger mechanism, wherein the trigger mechanism is used for triggering the trigger key after the pressure adjusting assembly blocks the exhaust hole and after the pressure adjusting assembly opens the exhaust hole so as to generate a trigger signal; and the control circuit is used for controlling the motor to stop rotating in response to the trigger signal. The motor in the pressure adjusting device is not prone to damage and relatively long in service life.

The invention belongs to the related technical field of robots and discloses a search and rescue robot suitable for complex terrains. The robot comprises a box body, two front planet wheel sets and two rear planet wheel sets, wherein the two front planet wheel sets are symmetrically arranged on the left side and the right side of the front part of the box body, the two rear planet wheel sets are symmetrically arranged on the left side and the right side of the rear part of the box body, each of the front planet wheel sets and the rear planet wheel sets comprises a driving motor, a gear box and a planet wheel, the gear box is of an equilateral triangle box body structure, three corners of the gear box are respectively connected with one planet wheel, a gear is arranged in the gear box, a rotating shaft of each planet wheel is meshed with the gear, and an output shaft of the driving motor is connected with an input shaft of the gear box; the rear planet wheel sets further comprise a steering motor, a driving gear and a driven gear, wherein the driven gear is fixed to a gear box of the rear planet wheel sets, the driving gear is arranged on an output shaft of the steering motor of the rear planet wheel sets, and the driving gear is meshed with the driven gear. The robot has a higher obstacle-crossing capability and is of high applicability to complex terrains.

The invention belongs to the field of control technologies, and provides a method and device for controlling rotation of a mobile terminal camera and a mobile terminal. The mobile terminal comprises a digital Hall sensor. The method includes the steps that control information of the camera is obtained, wherein the control information of the camera includes the rotating direction of the camera; according to the control information, the camera is controlled to rotate in the rotation direction; in the rotation process of the camera, the output value of the digital Hall sensor is obtained, and the angle, corresponding to the output value, of the camera is obtained according to the output value; when the angle of the camera reaches a preset threshold value, a preset angle corresponding to the preset threshold value is obtained, and the camera is controlled to rotate by the preset angle in the rotation direction from the current position. By the adoption of the method, the camera is controlled to accurately rotate to a target angle from any initial angle, motor idling does not exist, and the problems that through an existing mode, because a motor idles, power is consumed, and heat is generated are solved.

The invention relates to a device for synchronously polishing in bulk with multiple working stations and a same working procedure. The device comprises a base 1, two or more than two sets of polishingdevices 3 and a sliding mechanism 2, wherein the sliding mechanism 2 is assembled on the base 1, and the sliding mechanism 2 comprises a multi-direction synchronous movement platform 203, two or three sets of sliding devices 201 and a sliding controlling device 202; the sliding devices comprise guide rails 201a and sliding sleeves 201b, and two or three sets of sliding devices 201 are perpendicular to each other; the multi-direction synchronous movement platform 203 is assembled on the sliding devices 201 on the upper portion, the multi-direction synchronous movement platform 203 comprises two or more than two sets of machining platforms 203a, and the polishing devices 3 are assembled on the machining platforms 203a; the synchronous movement platforms 203 synchronously moves a plurality of polishing devices 3, the polishing devices 3 can synchronously polish one row of same parts with a same working procedure, so that machining in bulk is efficiently realized.

The invention relates to the technical field of amino resin production, provides a method capable of preparing full-water-soluble high-imino partial-methylated amino resin which cannot be saturated when the resin is dissolved in water in order to solve the problem that a saturation phenomenon can be produced when the water-soluble resin is dissolved in water, provides equipment which is used for preparing the full-water-soluble high-imino partial-methylated amino resin, has a wide reversing range and good shock insulation effect and can change height of stirring blades according to height change of a material in a container, and solves the problems that a bend is required to be manufactured for reversing under the condition that a direction of a reaction kettle at a feed port and a trend of a feed pipe cannot be adjusted to the same, efficient material stirring and avoidance of a stirring blade idling phenomenon cannot be realized simultaneously during the height change of the material and the shock insulation effect is poor. The preparation equipment comprises the container and a stirrer, wherein the container is provided with shock insulation legs and the feed port adjustable in the feeding direction, the height of each stirring blade of the stirrer is adjustable, and a motor is provided with a terminal.

The invention discloses a self force augmentation type bidirectional wrench and an operating method thereof. The self force augmentation type bidirectional wrench comprises a handle, a force-augmentation reversing part, a reversing switch, a shifting lever and a sleeve. The force-augmentation reversing part comprises an input shaft, an intermediate shaft, a reversing shaft, an output shaft, an input gear, a transmission gear, a forward gear, a reverse gear, an output gear, a spring and a steel ball. The output gear can be selected to be engaged with the forward gear or the reverse gear through the reversing switch so that the output shaft and the sleeve can rotate in the same direction as the handle or rotate in the direction opposite to the rotating direction of the handle, and the force moment of the handle can be amplified through two-stage gear transmission. The self force augmentation type bidirectional wrench is simple in structure, convenient to operate, capable of screwing and unscrewing screws in two directions, and capable of saving strength.

A needle blade roll (12) for forming short fibers from a material capable of formation of artificial cotton in an artificial cotton fabricating apparatus is disclosed which is made up of a roll main body (13) and a large number of needle blades (14) implanted into a peripheral surface of the roll main body (13). In the needle blade roll (12), each needle blade (14) is arranged at a sloping angle relative to a radial line of the roll main body (13) so that its leading end lies ahead of the radial line with respect to the rotational direction of the roll main body (13). This makes it possible to form short fibers the length of which is longer than conventional, thereby fabricating artificial cotton made of such short fibers which are fully intertwined with one another.

The embodiment of the invention discloses a single-rotor fixed-wing unmanned aerial vehicle capable of hovering, which comprises a vehicle body, wings, an empennage and a propeller, the propeller is connected to the tail part of the vehicle body, the propeller comprises three sets of blades and a propeller seat connected to the center of each blade, and each blade is hinged with the propeller seat; the main motor is arranged in the machine body, and a rotating shaft of the main motor is connected with the paddle seat; the telescopic part is arranged in the machine body, and the output end achieves the telescopic function; and the three sets of deviation assemblies are connected with the three sets of paddles correspondingly, connected with the output ends of the telescopic parts, driven bythe telescopic parts to deflect and capable of driving the paddles to rotate inwards or outwards. The fixed-wing unmanned aerial vehicle has the technical effects that herringbone take-off and hovering can be achieved, and the utilization rate of all parts of the unmanned aerial vehicle is increased.