565 results about "Control line" patented technology

The invention relates to a satellite load non-contact supporting outer rotor rotating joint structure which comprises a stator, a rotor, a rotating motor, a magnetic suspension bearing set, a sensor set and a self-unlocking type locking device. The rotor sleeves the outer side of the stator at intervals, the rotating motor, the magnetic suspension bearing set and the sensor set are arranged between the rotor and the stator, and the rotor is arranged outside so that a rotating joint control circuit can be arranged in a load cabin, and therefore all assembly wires of the rotating joint can be directly connected to the corresponding control circuit and driving circuit through the periphery of the rotating joint. The problem that a central shaft inner hole wiring mode is difficult to achieve due to too many lines is solved, and high-precision pointing and stable control over the rotary joint rotor system can be conducted through load cabin attitude information. The magnetic suspension bearing set can achieve five-degree-of-freedom magnetic suspension non-contact supporting, and a precise supporting function is provided for loads. The self-unlocking type locking device is used for connecting and locking the stator and the rotor, and can release the fixation between the stator and the rotor when unlocking is needed.

The invention relates to the field of new energy charging cables, and discloses a liquid-cooling over-charging cable and a production process thereof, and the cable comprises an inner cooling pipe, two main wire cores are arranged in the inner cooling pipe side by side, an outer cooling pipe is spirally wrapped outside the inner cooling pipe, and an outer sheath is extruded outside the outer cooling pipe. A ground wire, a control wire set and a signal wire set are arranged between the outer cooling pipe and the outer sheath, the outer cooling pipe and the inner cooling pipe are communicated at the cable charging gun end, and the liquid cooling medium flows in the inner cooling pipe and the outer cooling pipe in a one-way mode. According to the invention, the problem of insufficient heat dissipation of the charging cable of the existing overcharge charging pile can be improved.

The invention discloses a quick mounting method for an assembly type prefabricated column. The quick mounting method comprises the steps that S1, a working face is prepared; s2, component hoisting: when the prefabricated column is adjusted to be 200-300mm away from the ground by a crane, trial hoisting is performed, a component hoisting appliance is adjusted to be horizontal, and after each hoisting point is uniformly stressed, the corresponding component is hoisted to a construction position; s3, a collimator is installed and calibrated, the collimator is adsorbed to the prefabricated column reinforced concrete structural surface, a laser horizontal positioning module on the collimator is started, and the laser horizontal emission state is automatically calibrated through an electronic level meter; s4, pre-positioning the prefabricated part, hanging the prefabricated column to a position 200mm away from the mounting surface, pausing the prefabricated column, and preliminarily adjusting the direction of the column body on the basis of the set mounting reference control line, so that the mounting reference control line is preliminarily aligned with the laser beam; and S5, accurately positioning and adjusting the prefabricated part, observing the overlap ratio of the mounting reference control line and the laser beam by an operator, finely adjusting the spatial position of the prefabricated column, and mounting and fixing when the mounting reference control line completely coincides with the laser beam.

The utility model provides an unmanned aerial vehicle landing platform and system, and relates to the technical field of unmanned aerial vehicles, the unmanned aerial vehicle landing platform comprises a platform plate, a light emitting plate, a transparent sticker and a brightness regulator; the transparent sticker is arranged on the face, away from the platform plate, of the light-emitting plate. The light-emitting plate comprises a control line which is connected with the output end of the brightness regulator. A guide code is arranged on the transparent sticker; the brightness regulator is used for outputting a brightness regulation signal to the light-emitting plate. Through the above structure, the brightness of the light-emitting plate can be dynamically adjusted through the brightness adjuster in an environment where the unmanned aerial vehicle camera is difficult to obtain a clear guide code image, such as insufficient light and at night, so that the guide code is kept in an optimal visible state, and the guide code on the platform can be always clearly captured by the unmanned aerial vehicle camera. Therefore, the reliability and accuracy of landing of the unmanned aerial vehicle can be improved.

The invention provides an illumination system without arranging a control line. The illumination system comprises a control panel, an illumination driving power supply, a power line, a first power line carrier module and a second power line carrier module, the first power line carrier module is used for modulating a control signal of the control panel to a power line, and demodulating and feeding back state information, monitored by the second power line carrier module, of the lighting driving power supply to the control panel; the second power line carrier module is used for demodulating a control signal sent to a power line by the first power line carrier module to the dimming driving power supply, and the first power line carrier module in the control panel and the second power line carrier module in the lighting driving power supply have the same signal control protocol. And the first power line carrier module and the second power line carrier module are responsible for realizing communication of signals of the control protocol through a power line, so that intelligent control of the lighting system is realized without arranging a control line.

Disclosed are systems, apparatuses, and methods for a suspended load control system which controls tension on a winch control line in order to decrease latency between movement or rotation of the load control system and the load and reduce a reaction time between movement or rotation of the load control system and the load.

A quantum information system comprises a quantum information element 10 and a control line. The quantum information element comprises a first Josephson element J1 and a second Josephson element J2, wi

The utility model provides a plug-in type intermediate relay which comprises an insulating shell and a control coil, the upper end of the left side of the insulating shell is provided with a group of branching jacks I used for conducting current branching, and the upper end of the right side of the branching jacks I is provided with a plurality of groups of branching jacks II used for conducting current branching. The upper end of the right side of the second branching jack is provided with a group of third branching jacks used for conducting current branching, the middle position of the insulating shell is provided with a group of plug heads used for facilitating plugging of the relay body, and the front side and the rear side of the interior of the right side of each plug head are each provided with a group of rotation dampers used for limiting power storage rotation of the positioning frame. Compared with the prior art, the utility model has the following beneficial effects: the rotation damping is used to limit the force storage rotation of the positioning frame, the inner insulation spacer is used to carry out protective clamping on the relay main body, the control coil is used to change the working state of the control circuit, and the waterproof embedding seat is used to prevent wet gas from entering.

The utility model discloses an electromagnetic type hook putting and recycling device. The problem that a helicopter or an unmanned aerial vehicle cannot be automatically unhooked when materials are put is effectively solved. Which comprises a shell, a hanging ring arranged at the top of the shell, a sling fixedly connected with the hanging ring and a control line arranged on the sling, and is characterized in that a bearing is fixedly connected between the hanging ring and the shell, an upper cover plate located above the bearing is fixedly connected to the shell, and a bearing seat abutting against the bearing is connected to the hanging ring in a threaded mode; the automatic unhooking device is ingenious in structure and convenient to use, through the arrangement of the limiting pin, the electromagnet, the unhooking rocker arm and the like, after the unmanned aerial vehicle arrives at a designated area, the electromagnet is electrified to attract the push rod to approach the electromagnet, then the upper swing arm is separated from the limiting pin for limiting, suspended materials are separated from the hook at the moment, and the automatic unhooking effect is achieved; materials do not need to completely fall on the ground for manual unhooking.

The invention relates to a method (200) for operating a linear transport system (100), wherein the method comprises; Controlling a first energy transfer coil (123) of a motor module (117) of the stationary unit (103) with an operating voltage (U) to generate an alternating magnetic field by a control unit (119) of the linear transport system (100) in a control step (201), wherein a synchronization signal (S) is integrated into the operating voltage (U); Reading out a voltage (U_ind) induced by the alternating magnetic field in the second energy transfer coil (125) of the at least one moving unit (101) and detecting the synchronization signal (S) by a subcontrol unit (121) of the moving unit (101) in a readout step (203); and Performing a synchronization between the control unit (119) of the linear transport system (100) and the sub-control unit (121) of the moving unit (101) based on the synchronization signal (S) by the sub-control unit (121) of the moving unit (101) in a synchronization step (205). The invention further relates to a linear transport system (100).

According to various aspects, a memristive crossbar array is provided including: first control lines and second control lines in a crossbar configuration defining a plurality of cross-point regions, a memristive material portion disposed in each of the plurality of cross-point regions between a corresponding pair of one of the first control lines and one of the second control lines to form a corresponding memristive structure. Each memristive material portion may have a thickness in a predefined range such that each corresponding memristive structure has a symmetric read characteristic and / or at least one curvature change in the read characteristic.

An insert safety valve, including a housing, a flow tube in the housing, a flapper to positions of the flow tube, an atmospheric chamber in the housing, a selectively openable valve to prevent or allow pressure communication between the chamber and an environment, the valve including a valve member, a valve seat, and an unseat member to move the valve member off the valve seat. A borehole system, including a preexisting safety valve having a control line, an insert safety valve, in the preexisting safety valve, the insert safety valve operable with the control line. A method for controlling a wellbore, including running an insert safety valve while preventing fluid communication with an atmospheric chamber of the safety valve, moving the unseat member, and enabling fluid communication with the atmospheric chamber.

The utility model provides a concrete elevation control device which comprises a fixing part and a positioning part, the fixing part comprises a spool and a plurality of standard lines, each standard line is wound on the spool, the positioning part comprises an adjusting part and a positioning part used for positioning concrete elevation, the adjusting part is arranged at the bottom of the spool, and the positioning part is arranged at the bottom of the spool. The positioning piece is movably connected with the adjusting piece so as to adjust the vertical height. According to the utility model, the at least two standard lines respectively correspond to the elevation control line and are fixed, the adjusting piece is suspended on the template capable of bearing concrete by using the plurality of standard lines, the bottom of the adjusting piece is propped against the top of the template, and the concrete elevation can be positioned through the positioning piece; the device can be detached after being used. The device has the advantages of being simple in structure, low in manufacturing cost, capable of being used repeatedly, capable of improving concrete pouring quality and construction efficiency and capable of reducing labor and maintenance cost.

Provided is a downhole tool, a well system, and a method. The downhole tool, in one aspect, includes a first downhole device, the first downhole device including a first outer housing including a first central bore extending axially through the first outer housing. The downhole tool, according to one aspect, further includes a switch system, the switch system including an input coupled to a primary electric control line, a first output coupled to a first electrical component of the first downhole device, and a second output coupleable to a second electrical component of a second downhole device, the switch system configured to switch power between the primary electric control line and the first downhole device and the second downhole device.

The invention relates to the field of flow control of turbine mechanical parts of aviation gas turbine engines, in particular to a non-axisymmetric end wall transverse pressure distribution design method and system.The method comprises the steps that the range of a non-axisymmetric end wall profile covers the area from the front edge to the tail edge of a blade in the axial direction; a transverse end wall profile control line is arranged at the separation starting position of the flat end wall blade grid corner area; giving transverse distribution of static pressure coefficient variation on the end wall profile control line; calculating a target static pressure value of the non-axisymmetric end wall at a corresponding axial position based on the transverse distribution of the variable quantity of the static pressure coefficient and the transverse distribution of the static pressure coefficient of the flat end wall cascade at the corresponding position; and performing three-dimensional inverse problem design according to the target static pressure value of the non-axisymmetric end wall at the corresponding axial position to obtain a corresponding non-axisymmetric end wall profile. The method disclosed by the invention can be used as a non-axisymmetric end wall universal design method for improving the flow of the end area of the compressor blade.

1. Name of the Design Product: Dimming Control Wire (Rice Shape). 2. Use of the Design Product: Dimming switch for live broadcast lights, table lamps, fill lights, ring lights, panel lights, and neon lights. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photo that Best Illustrates the Design Key Points: Perspective View 1.

The invention relates to the technical field of gas water heater control, and discloses an ignition control method of a gas water heater controller and a gas water heater, the ignition control method comprises the steps that a feedback signal sent by a driving controller of a direct current fan is received, and the feedback signal carries a signal duty ratio and a signal frequency; the signal type of the feedback signal is judged based on the signal duty ratio of the feedback signal, the signal type comprises an identification signal and a rotation speed signal, and the identification signal and the rotation speed signal correspond to different duty ratio ranges respectively; and if the feedback signal is the rotating speed signal, the gas water heater is controlled to ignite and heat based on the signal frequency of the feedback signal. According to the method, the feedback signal sent by the direct-current fan is recognized, so that the gas water heater is controlled to ignite and heat under the condition that the direct-current fan sends the rotating speed signal, the situation that the recognition signal is mistakenly used as the rotating speed signal and mistakenly ignited under the condition that the direct-current fan is not started due to the fact that the control line is abnormal is avoided, and the safety of a product is improved.

The utility model relates to the technical field of fans, in particular to a knob fan. Comprising a U-shaped frame, an electric fan and a control system, a shell of the electric fan is rotationally fixed to a U-shaped frame, an air inlet grille is arranged on the rear side of the shell, a front shield is arranged on the front side of the shell, a through hole is formed in the center of the front shield, a knob with a touch screen is arranged in the through hole, a motor stator is fixed to the inner side of the air inlet grille on the rear side of the shell, and a control box and a mosquito repelling piece heating device are arranged in the center of the air inlet grille. The control circuit board is arranged in the control box, a hollow shaft is arranged in the center of the motor stator, the knob with the touch screen is fixed on the hollow shaft, and the wire with the knob with the touch screen is connected into the control box through the hollow shaft. And the front shield and the shell adopt a clamping structure. The knob with the touch screen adopts a microwave oven knob structure, a shell is arranged outside the touch screen, a spring is arranged below the touch screen, the function is started by pressing the gear of the touch screen, the fan gear and a mosquito repelling piece heating device switch can be selected by rotating the shell, the time can be set, and the time can be displayed on the touch screen when the touch screen is popped up.

The invention relates to the technical field of material iron removal, and discloses dry powder electromagnetic vibration iron removal equipment which solves the technical problem that in the prior art, time control is not accurate in the customized closing and residue discharging operation procedure, and the dry powder electromagnetic vibration iron removal equipment comprises a rack, a machine body, a coil, a material selecting cavity, a medium assembly and a vibration motor; a magnetic material outlet pipe and a material outlet pipe are arranged at the bottom end of the sorting cavity, a material distributing valve is arranged at the joint of the magnetic material outlet pipe and the material outlet pipe, and the material distributing valve is used for controlling the material discharging direction of the sorting cavity to select the material discharging direction of the magnetic material outlet pipe or select the material discharging direction of the material outlet pipe; a weighing sensor is mounted at the bottom of the machine body; and a controller is mounted outside the machine body, is in communication connection with the weighing sensor, and is used for controlling the coil to be powered off. According to the technical scheme, through the arrangement of the weighing sensor and the controller, predictive control over the residue discharging operation procedure is achieved, and the good automatic control effect is achieved.

A tank system has a tank and a valve arrangement with a pilot-controlled relief valve. The relief valve has a main valve chamber, a filling line, a pilot and a control line. The main valve chamber is connected to the filling line and can be filled with a filling medium via the line. The control line is connected to the tank and the pilot in such a way that the pilot opens when a pressure in the control line exceeds a predetermined response pressure, which causes the relief valve to open. The valve arrangement has a reservoir filled with a flushing medium and is configured to direct the flushing medium at a flushing pressure into the control line and / or into the filling line.

Provided is a device sealed with a magnetic liquid. The device includes: a rotary shaft, a tank body, a control unit, a first module, a second module, a magnetic liquid, and a pole-tooth. The first module and the second module are in the same configuration, each consists of an outer shell, a left pole-shoe, an electromagnet, a control wiring, a right pole-shoe, and a circlip. The device includes at least two modular structures; the control unit controls a first electromagnet and a second electromagnet to be magnetized to alternately bear a sealing role.

An aviation turbine shaft engine over-rotation protection execution mechanism detection device comprises an oil way system and a control circuit, and the oil way system comprises an oil tank, a direct-current electric pump and a two-position three-way electromagnetic valve; a normally open loop of the electric pump and the electromagnetic valve and the oil tank form a circulating oil path through an oil pipe; a normally closed loop of the electromagnetic valve is connected with an oil inlet of the aviation turboshaft engine over-rotation protection execution mechanism test piece, and an oil outlet of the over-rotation protection execution mechanism test piece is connected with the oil tank through an oil pipe; the control circuit comprises a power switch, a detection switch and a two-position three-way electromagnetic valve; the power switch controls power supply of the direct-current electric pump, and the detection switch controls power supply of a control coil of the two-position three-way electromagnetic valve and a test piece of the aviation turbine shaft engine over-rotation protection executing mechanism. According to the utility model, an integrated box type design is adopted, the size is small, the structure is simple, an onboard direct current 27V power supply is used for supplying power, the external field use requirement of a helicopter can be met, and the working condition of an aviation turbine shaft engine over-rotation protection executing mechanism can be conveniently detected.

A heating appliance (1) is proposed, comprising a conveying device (2) for conveying combustion air to a burner (3), a Venturi device (15) arranged downstream of the conveying device (2), and a gas valve (5) connected to a gas supply (8). A control line (17) is connected downstream of the Venturi device (15) to the gas valve (5) with respect to a flow direction (16) of the heating appliance (1), and the gas valve (5) is configured to adjust the fuel gas flow rate to the reference pressure of the control line (17). The heating appliance (1) enables an extended modulation range, in particular allowing the operation of the heating appliance (1) at high power levels. Furthermore, a method for commissioning the heating appliance and a computer program are described.

The application discloses a vertical take-off and landing fixed-wing unmanned plane convenient to disassemble and assemble, and belongs to the field of unmanned planes, which comprises a fuselage, two main wings respectively installed on the two sides of the fuselage, a traction assembly installed on the front part of the fuselage, a tail wing installed on the tail part of the fuselage, an avionics system installed in the fuselage and a main power supply for supplying power to the avionics system, the traction assembly and the rudder machine on the tail wing, and vertical take-off and landing mechanisms are detachably and fixedly connected to the two main wings; the vertical take-off and landing mechanism comprises an arm and two lift assemblies respectively installed on the two ends of the arm; the two ends of the arm extend to the front and rear of the main wing respectively, a secondary power supply is further installed on the arm, the secondary power supply is electrically connected to the two lift assemblies through wires, and the lift assemblies on the arms and the secondary power supply are in communication connection with the avionics system through control cables. The application can add the vertical take-off and landing mechanism to the fixed-wing unmanned plane according to the requirement, so that the fixed-wing unmanned plane simultaneously has the flight advantages of two kinds of unmanned planes.

The invention discloses an S-bend nozzle rear deck adjustment mechanism and an adjustment method for maintaining the jet level, which belongs to the field of aircraft engines; it includes an S-bend nozzle, a rear deck, a rotating shaft and a jet adjustment system, wherein the rear deck is hinged to the lower edge of the S-bend nozzle outlet through a rotating shaft; the jet adjustment system includes a pressure probe, a collection line, a control center and a control line; a plurality of pressure probes are vertically installed on the lower surface of the rear deck, and the wall pressure signal is transmitted to the control center through the collection line, and the control center makes an analysis, and transmits the analysis result to the driving part of the rotating shaft through the control line, and then drives the rotating shaft to adjust the rotation angle of the rear deck, so that the rear deck pressure is equal to the ambient pressure, and the jet angle of the S-bend nozzle is 0, that is, it is in a horizontal state. The invention solves the problem in the prior art that the jet angle of the S-bend nozzle with a rear deck varies greatly under different working conditions.

A hydraulically actuated mechanical lock assembly, including a lock actuator comprising a lock housing and a moveable element mounted in the lock housing, wherein the housing is arranged to receive hydraulic fluid at a first end (Chamber A) from a source of high pressure fluid via a return line, and at a second end (Chamber B) from a source of high pressure fluid via a control line, whereby the relative pressures in Chambers A and B are controlled, via the control line, to cause movement of the moveable element between a locked position and an unlocked position; and a lock valve arranged between the return line and the control line to control the flow of hydraulic fluid into Chambers A and B; wherein the return line is configured to be connected between the source of high pressure fluid and the lock valve via chamber A of the lock actuator.

This utility model discloses a control line for mechanical equipment, relating to the field of control line technology. It includes a first conductor, an outer sheath, and a wear-resistant component. The first, second, and third conductors are surrounded by a wrapping layer, with filler cotton thread filling the space between the wrapping layer and the conductors. A reinforcing layer is provided outside the wrapping layer, and armored steel wire is embedded within the reinforcing layer. An outer sheath is provided outside the reinforcing layer, comprising an inner protective layer, an insulating film, and a flame-retardant layer. An insulating film is provided outside the inner protective layer. A wear-resistant component is installed on the outer side of the outer sheath. In this mechanical equipment control line, the outer protective rings, with a ring-shaped structure, are equidistantly fixed to the outside of the outer sheath. Simultaneously, wear-resistant ridges, evenly distributed in an array, connect adjacent outer protective rings, providing wear protection to the outside of the outer sheath and preventing direct contact between the outer protective layer and the ground or external objects, thus avoiding wear.

The utility model provides a fixing tool capable of actively bending a pipe body bending control line, which comprises a base body and an upper seat body matched with the base body, the base body is provided with a first plane, the first plane is provided with a first half groove and a dispensing surface, the end part of the first half groove is provided with a first groove, the upper seat body is provided with a second plane, the second plane is provided with a second half groove, and the end part of the second half groove is provided with a second groove. A first groove is formed in the end of the first half groove, a second groove is formed in the end of the second half groove, a first dispensing groove and a second dispensing groove are formed in the dispensing face and communicate with the second groove and the second half groove, and when the upper base body and the base body are connected, the bending control wire cavity is inserted into the first groove or the second groove and attached to the pipe body. The first dispensing groove and the second dispensing groove are exposed, the dispensed position is determined through the first dispensing groove, the to-be-dispensed position is determined through the second dispensing groove, and the exposed position of the bending control line cavity and the pipe body is subjected to dispensing fixation, so that the position uniformity of glue points is ensured, and the position accuracy of the line cavity on the circumference is ensured.

The utility model relates to the technical field of control wires, and discloses a servo multifunctional control wire, which comprises a power wire core group, a control signal wire core group and an encoder signal wire core group, the surfaces of the power wire core group, the control signal wire core group and the encoder signal wire core group are all wrapped with insulating layers, the surfaces of the insulating layers are provided with inner shielding layers, and the inner shielding layers are provided with outer shielding layers. The inner shielding layer is formed by compounding an aluminum foil and a copper woven mesh, the surface of the inner shielding layer is provided with a filling layer, the outside of the filling layer is wrapped with a non-woven fabric to form a wrapping layer, and the surface of the wrapping layer is provided with an outer shielding layer. According to the servo multifunctional control line, the double-layer shielding design of the inner shielding layer and the outer shielding layer and the shielding mode of compounding the aluminum foil and the copper woven mesh are adopted, low-frequency electromagnetic interference and high-frequency electromagnetic interference are effectively shielded, and compared with a traditional single-layer shielding structure, the anti-interference capability is remarkably improved; and stable operation of the servo system in a complex electromagnetic environment can be ensured.

This utility model relates to the field of switch controller technology and discloses a four-button RGB switch control line structure, including: an upper shell, which is a hollow semi-capsule-shaped shell; a lower shell, which is located at the bottom of the upper shell; and a locking structure, which is located on the wall of the upper shell for docking the upper shell and the lower shell. The locking structure includes: a fixed plate, a support rod, an insert plate, and a contact frame. The fixed plate is symmetrically fixedly connected to the top opening of the lower shell, the support rod is fixedly connected to the wall of the symmetrical fixed plate facing each other, the insert plate is symmetrically fixedly connected to the bottom opening of the upper shell, and the contact frame is slidably connected between the symmetrical insert plates. The locking structure can dock and fix the upper shell and the lower shell by using a locking rod to engage in a locking groove. No screwdriver is needed during disassembly and installation, and there is no need to worry about losing parts.