89results about How to "Small body size" patented technology

A power module, a control board and a heat sink are provided on one axial side of a shaft of an electric motor, which consists of a motor case, a stator, a rotor, the shaft and the like. The power module is electrically connected with extraction lines, which extend from a coil wound around the stator, and supplies a drive current to the coil. The control board for controlling switching of the power module is provided on a motor case side of the power module. The heat sink is provided on a side of the control board opposite to the motor case. Thus, when setting of an output of the electric motor is changed, a body size of the heat sink can be changed without changing a positional relationship between the control board and the electric motor and a positional relationship between the power module and the electric motor.

An image sensor includes a pixel array having vertical signal lines, each interconnected to one of columns of the pixel array, and a column processor including a unit readout circuit provided for each of sets of a predetermined number of columns. The unit readout circuit includes input switches, each connected to a corresponding one of the vertical signal lines and being sequentially turned on and off, an input capacitor having one end commonly connected to the input switches, a reference switch for selectively providing a reference voltage to the input capacitor, an operational amplifier connected to the other end of the input capacitor, a reset switch for selectively providing a short-circuit between input and output ends of the operational amplifier, and a feedback circuit provided for each of the columns and including a feedback switch and a feedback capacitor connected in series between the two ends of the operational amplifier.

The invention discloses a small garbage treatment device with disinfection effect, which comprises a body, a drying chamber, a crushing chamber and a compression chamber arranged inside the body, the drying chamber, the crushing chamber and the compression chamber are connected in sequence, and the drying chamber is connected to the crushing chamber. There is a first gate plate with pull rods between the chambers, a second gate plate with pull rods between the crushing chamber and the compression chamber, a plurality of crushing knives are set inside the crushing chamber, and a The hot air blower, ultraviolet disinfection device and disinfectant injection device, the air inlet of the hot air blower is located outside the body, the nozzle of the disinfectant spray device and the disinfectant storage box are respectively located inside the drying chamber and outside the body, and the compression chamber is connected with An electric push rod with a piston; the drying chamber is connected with a cold and heat exchanger, which is arranged on the body; the cold and heat exchanger is connected with a liquid collection box; it has a simple structure, is suitable for home use, and can The advantages of reducing the volume of garbage, saving space, and reliable work.

The invention relates to a CT scanner, a defocusing intensity measurement method of the CT scanner and a defocusing correction method of the CT scanner, and aims to provide an actual defocusing intensity measurement method and a defocusing correction method based on the actual defocusing intensity measurement method. The defocusing intensity measurement method includes the steps that a die body which can shield X-rays is placed in an aperture of a rack of the scanner; X-ray bulb tubes and a detector array of the scanner rotate around the rotating center of the rack of the scanner to execute rotating exposure scanning, and radiation intensity of the X-rays received by detectors can be accordingly weakened or enhanced due to the fact that the die body shields or retreats from the X-ray bulb tubes in every rotating circle; radiation intensity values are acquired from at least a part of the detectors at the preset sampling rate; eventually, defocusing intensity of the X-ray bulb tubes at the corresponding positions is calculated respectively according to the change of radiation intensity values of the detectors of adjacent sampling points when the die body gradually shields or retreats from the X-ray maximum radiation area of at least the part of the detectors, and then distribution of the defocusing intensity of the X-ray bulb tubes is acquired.

The invention discloses a dual-coil magnetic force driving device for a high-voltage line inspection robot. The dual-coil magnetic force driving device comprises a driving body. The driving body is composed of an upper openable driving engine body and a lower openable driving engine body which are centrally symmetric about the high-voltage lead, the driving device is characterized in that the upper driving engine body and the lower driving engine body both comprise a magnetic core, a layer, a large rectangular coil and a small rectangular coil, wherein the magnetic core and the layer are arranged in an attached mode in the axial direction of the high-voltage lead, and the large rectangular coil and the small rectangular coil are alternately wound around the magnetic core and the layer. Under the same size, compared with the prior art, the driving force of the dual-coil magnetic force driving device reaches 50% or above, a magnetic field generated by high-voltage current on the high-voltage lead is used for ampere force of an electrified coil so that a robot can move, and a traditional wheel rail type driving mode is replaced, so that the problem that the robot skids is solved; the driving mechanism is simplified, the cost is lowered, the weight, energy consumption and size of the body are lowered, and the movement speed of the robot can be improved.

The invention discloses a directional air supply type electrostatic sprayer. The directional air supply type electrostatic sprayer comprises an adjustable spray lance rack, an air supply system, a spray system, an electrostatic system, a walking car and a power system, wherein the adjustable spray lance rack comprises a spray lance body, a rotatable locking piece, a spray nozzle assembly, an air supply hose, an air supply adapting pipe and a liquid delivery hose. The directional air supply type electrostatic sprayer has the advantages of compact structure and small main body size, can conveniently enter orchards and farmland, can perform spray operation under different spray environments, is comprehensive and high-efficiency in spray, is high in spray uniformity, is simple in structure, is convenient to use, and can realize comprehensive and high-efficiency spray aiming at different cultivation patterns and different tree forms.

The invention discloses a dispersed wind source directional air-blast electrostatic spraying machine. The machine comprises a traveling cart, an adjustable boom frame, a pesticide box, a liquid pump, a power system and multiple air-blast electrostatic nozzle components, wherein the adjustable boom frame, the pesticide box, the liquid pump and the power system are arranged on the traveling cart, the multiple air-blast electrostatic nozzle components are fixed to the adjustable boom frame, and each air-blast electrostatic nozzle component comprises an air feeding component and an electrostatic nozzle component which are connected; the input end of the liquid pump is connected with the pesticide box, the output end of the liquid pump is connected with the electrostatic nozzle components through liquid delivery hoses, and the power system is used for providing power for the liquid pump. By the adoption of the machine, dispersed wind source type air feeding is achieved, air generated by a wind source directly acts on an air outlet, energy consumption of an existing air-blast spraying machine adopting centralized air feeding design in an air feeding pipeline is reduced, the machine body structure of the spraying machine can be effectively simplified, and the machine body weight of the spraying machine can be reduced.

A combustion pressure sensor for detecting a combustion pressure in a combustion chamber of an engine is disclosed as having a housing mounted to an engine head in a gastight structure, a pressure sensor carried on the housing at a base end portion thereof, a transfer member having a pressure-receiving portion exposed to the combustion chamber to be axially slidable in the housing to transfer a combustion pressure from the combustion chamber to the pressure sensor, and a seal member disposed between the pressure-receiving portion of the transfer member and the housing in a gastight sealing structure to block an intrusion of combustion gas from the combustion chamber into the housing. The seal member includes a flexible portion with low rigidity that can stretch and absorb load acting on the pressure sensor when mounting the housing onto an engine cylinder.

A power module, a control board and a heat sink are provided on one axial side of a shaft of an electric motor, which consists of a motor case, a stator, a rotor, the shaft and the like. The power module is electrically connected with extraction lines, which extend from a coil wound around the stator, and supplies a drive current to the coil. The control board for controlling switching of the power module is provided on a motor case side of the power module. The heat sink is provided on a side of the control board opposite to the motor case. Thus, when setting of an output of the electric motor is changed, a body size of the heat sink can be changed without changing a positional relationship between the control board and the electric motor and a positional relationship between the power module and the electric motor.

The invention discloses a micro fixed-wing aircraft capable of hovering. The micro fixed-wing aircraft comprises an aircraft body as well as two horizontal rudder surfaces, two vertical tails, even sets of motors and propellers which are symmetrically arranged on the axle wire of the aircraft body; the motors are connected with the propellers and then are arranged at the head of the aircraft body; the two horizontal rudder surfaces are hinged to the tail of the aircraft body through hinges; the two vertical tails are vertically arranged on two sides of the tail of the aircraft body and are protruded relative to the upper surface and the lower surface of the aircraft body; a flight control system is arranged inside the aircraft body. The direction of the aircraft disclosed by the invention is controllable in a three-dimensional space at a vertical take-off, a landing and a hovering stage; under the control of assisted augmentation of the flight control system, flight motion of the aircraft in the three-dimensional space can be realized. With a wing-body integrated structure and a thin-wall aircraft body, substantial reduction of the size of the aircraft body can be realized; the aircraft disclosed by the invention has the advantages of convenience in carrying and use, small structure and conservation of manufacturing materials.

The invention discloses a transformable sprayer spray rod. The transformable sprayer spray rod comprises a transformable supporting rod, a flexible water pipe and a spray nozzle, wherein the flexible water pipe is connected onto the supporting rod and the spray nozzle is connected onto the flexible water pipe. The invention further discloses a spray rod type sprayer. The spray rod type sprayer comprises a walking vehicle, an atomizing device and a power system used for providing power to the atomizing device, wherein the atomizing device comprises the transformable sprayer spray rod, a liquid pump and a pesticide tank, and the sprayer spray rod is connected with the pesticide tank through the liquid pump. The transformable sprayer spray rod and the spray rod type sprayer can adapt to different pesticide spraying environments during spraying operation, the spray comprehensiveness and efficiency are high, the sprayer purchase cost of a farmer is effectively reduced, the structure is simple and the use is facilitated. Pesticide can be comprehensively and efficiently sprayed by changing the shape of the spray rod aiming at different cultivation methods, different crops and different crop growth stages. The transformable sprayer spray rod and the spray rod type sprayer further have the advantages that the structure is compact, the size of the main body is small, the sprayer can conveniently enter orchards and farmland, the manufacturing cost is low and the popularization is facilitated.

The invention relates to a fresh eucalyptus log barking machine, which is used for stripping the bark of fresh eucalyptus logs. The barking machine is provided with a drive mechanism, and is characterized in that: a feed mechanism, a striped-roller radial pressure-applying mechanism and a discharge mechanism are sequentially mounted on a chassis; the feed mechanism is provided with a pair of feed rollers, between which a hobbing cutter is mounted; the striped-roller radial pressure-applying mechanism is provided with a pair of striped rollers, on which a pair of striped teeth in phase are lacked; the discharge mechanism is provided with a pair of discharge rollers; a fresh eucalyptus log respectively passes along a longitudinal track between the two axes of the feed rollers, the two axes of the striped rollers and the two axes of the discharge rollers; and the shafts of each feed roller, each discharge roller and each striped roller are respectively connected with the drive shaft of the drive mechanism through respective universal joints. The invention has the following advantages that: the installed capacity is low, the machine body size is small, and the barking machine can be towed by a walking tractor, and can go deep into a forest region to operate.

The present invention relates to an electrochemical test apparatus for the corrosion on a reclaimed water pipeline system in a flowing system. In the prior art, the traditional method can affect the specific process corrosion mechanism determination, and the static electrochemical test device cannot well simulate actual pipeline flowing condition. In order to overcome the defect in the prior art, the invention provides the long-term real-time nondestructive electrochemical test apparatus so as to assist the intermittent sampling test result, such that the corrosion mechanism of the reclaimed water pipeline system in the flowing system can be easily analyzed. The technical scheme of the present invention is that the electrochemical test apparatus comprises a nodular cast iron working electrode, an Ag / AgCl reference electrode, a platinum sheet auxiliary electrode having a purity of 99.99%, a supported annular reactor having a hole on the outer wall, and a motor. The apparatus and the method of the present invention are mainly used for the electrochemical test of the corrosion on the reclaimed water pipeline system.

The invention discloses an automatic small-scale garbage disposal device with disinfection effect, which comprises a body, a drying chamber, a crushing chamber and a compression chamber which are sequentially arranged inside the body, and a first electric pusher is arranged between the drying chamber and the crushing chamber. There is a second electric push rod between the crushing chamber and the compression chamber, a plurality of crushing knives are arranged inside the crushing chamber, a hot air blower, an ultraviolet disinfection device and a disinfectant injection device are arranged in the drying chamber, and the hot air blower The air inlet is located outside the body, the spray head of the disinfectant injection device and the disinfectant storage box are respectively located inside the drying chamber and outside the body, and the compression chamber is connected with a third electric push rod with a piston; the body is provided with a control The corresponding signal output ends of the controller are respectively electrically connected with the signal input ends of the first electric push rod, the second electric push rod, the third electric push rod, the pulverizer, and the hot air blower; it has a simple structure, is suitable for home use, and can The advantages of reducing the volume of garbage, saving space and high efficiency.

A motor mounted on a vehicle includes a housing; a shaft rotatably supported by the housing via a bearing; a rotor fixed to the shaft; a stator; and a detector that detects a rotational speed of the rotor. The stator includes: a stator core disposed at an outer circumferential side of the rotor to face the rotor in the radial direction along which the rotor and the stator are arranged to be adjacent each other; and a stator coil being wound around the stator core, the stator coil having a stator coil end formed at one end side of the stator coil in the axial direction. The detector is disposed between the stator coil end and the bearing that supports both ends of the shaft, and at least a part of detector is disposed to be overlapped in the radial direction with the stator coil end and the bearing.

The invention discloses a quartz reaction kettle device for in-situ online monitoring of low-temperature high-pressure reaction. The quartz reaction kettle device comprises a quartz reaction kettle main body, a low-temperature device system and a monitoring device, wherein the low-temperature device system comprises a liquid nitrogen bottle, a temperature control system, a seamless copper pipe anda ceramic shell, a visible sample groove is formed in the ceramic shell, the temperature control system is in circuit connection with a low-temperature thermocouple, and the low-temperature thermocouple is used for measuring the environment temperature in the visible sample groove and feeding back to the temperature control system, the quartz reaction kettle main body is arranged in the visible sample tank, so the low-temperature device system is used for providing low-temperature conditions required by the quartz reaction kettle main body, the monitoring device is used for carrying out in-situ online monitoring on a part, positioned in the visible sample groove, of the quartz reaction kettle main body. The quartz reaction kettle device is advantaged in that the quartz reaction kettle main body is small in size, a main body material is the quartz tube, an inner wall and an outer wall of the quartz tube are smooth and transparent, the state change of the material in the quartz reactionkettle can be observed after reaction, and in-situ detection analysis can be carried out by combining Raman spectrum and the like.

In an ejector, a passage formation member is disposed inside a body forming a space therein. Provided between an inner peripheral surface of the body and the passage formation member are a nozzle passage functioning as a nozzle, a mixing passage in which an ejection refrigerant ejected from the nozzle passage and a suction refrigerant drawn through a suction passage are mixed together, and a diffuser passage that converts a kinetic energy of the refrigerant that has flowed out of the mixing passage into a pressure energy. The mixing passage has a shape gradually reducing in cross-sectional area toward a downstream side in the refrigerant flow.

The invention discloses a small garbage treatment device, which comprises a machine body, a drying chamber, a crushing chamber and a compression chamber arranged inside the body, the drying chamber, the crushing chamber and the compression chamber are connected in sequence, and the drying chamber and the crushing chamber are arranged There is a first flashboard, a second flashboard rod is set between the crushing chamber and the compression chamber, a plurality of crushing knives are arranged inside the crushing chamber, a hot air blower is arranged inside the drying chamber, and the air inlet of the hot air blower is located at the Externally, the compression chamber is connected with an electric push rod with a piston; the drying chamber is connected with a cold and heat exchanger, and the cold and heat exchanger is arranged on the body; the cold and heat exchanger is connected with a liquid collection box; There is an electric push rod switch to control the opening and closing of the electric push rod, and the electric push rod switch is connected to the power supply; it has the advantages of simple structure, reliable operation, suitable for home use, can reduce the volume of garbage, and save space.

The child's head support is adapted to support the head of the child seated in a car seat. The head support has a head and body taking the form of a plush animal. The top of the head provides a resting surface for the chin of a toddler, alleviating strain on the toddler's neck when the toddler leans forward to sleep or rest. The ears of the head support contain a flexible frame allowing the ears to be shaped to cradle the toddler's head. The cradling ears limit side-to-side motion of the toddler's head. A pair of legs attached to the head support is adapted to lie beneath / above the legs of the toddler, providing support for the head support. The legs contain a flexible frame, allowing the legs to be shaped to fit beneath the child's legs. An internal, adjustable length central frame provides support for the overall device.

The invention belongs to the technical field of aviation flight equipment, and discloses a tandem electric double-rotor helicopter and a control system thereof. Rotor devices are longitudinally arranged at the front end and the rear end of a helicopter body; the front and rear ends of the fuselage are flexibly connected with two sets of independent undercarriages, and a container is suspended at the bottom of the fuselage; the control end of the rotor wing device is provided with a control device in a matched mode, the power end of the rotor wing device is connected with a power device, and the rotor wing device and the power device are connected with a control device. Compared with other helicopters, the helicopter body is small in size, simple in structure, large in load capacity, higherin aerodynamic efficiency and insensitive to the gravity center position. The two auxiliary rotors are arranged in a front-and-back longitudinal arrangement mode relative to the helicopter body, andthe overall size of the helicopter body is smaller than that of a single-rotor helicopter with a tail rotor, a double-rotor helicopter with a transverse arrangement mode and a multi-rotor helicopter with multiple rotors. Compared with the same conventional helicopter with rotors provided with tail rotors, the novel helicopter with two basically same rotors is adopted, and the take-off weight larger than two times of the take-off weight of the helicopter can be obtained.

The invention discloses a backpack intelligent underwater human body propeller, which includes a main body shell, propelling devices, straps, an airbag, an emergency oxygen supplying bag, a head lamp,a camera, a control handle, an intelligent processor and a battery. The main body shell is internally provided with a cavity, the propelling devices are arranged on the two sides of the cavity in themain body shell, the straps are connected to the lower part of the main body shell and are bound to a human body, the airbag and the emergency oxygen supplying bag are arranged in the cavity in the main body shell and located on the outer sides of the propelling devices correspondingly, and the buoyancy and oxygen are provided for the human body through the airbag and the emergency oxygen supplying bag correspondingly; and the head lamp and the camera are both arranged on a front end shell of the main body shell, the control handle is connected with the main body shell through a control circuit, and the human body propeller is controlled through the control handle. According to the backpack intelligent underwater human body propeller, both hands can be freed, the intelligence and controllability are achieved, the functions are rich, control is flexible, the lightness and labor saving are achieved, the safety and reliability are achieved, design is reasonable, the diving difficulty isgreatly lowered, the multiple functions of the propeller are increased, the intelligence of the propeller is realized, the diving physical output is reduced, and the safe and reliable properties are improved.

A positioning hose structure for a pull-out faucet contains: a body, a supply pipe, a fitting sleeve, a flexible hose, a guide element, a slide member, and a spring. The body includes a locking portion, and the supply pipe includes an extension, an opening, a defining portion, and a screw element. The fitting sleeve includes a hollow connection tube having a through hole, a receiving orifice, a shoulder, multiple protrusions, and multiple guiding slots. The flexible hose includes a joining portion and a water supply head. The guide element includes a fixing orifice having a positioning portion, and the guide element further includes multiple first ribs and a first toothed portion. The slide member includes multiple second ribs, a second toothed portion, and a protruded tab. The spring is accommodated in the receiving orifice and abuts against the shoulder and the protruded tab.

The invention discloses a radio transmitter for field survival. The transmitter comprises a box body, four rollers are fixedly connected to the lower end of the box body; the box body can be conveniently moved through the four rolling wheels; a recovery cavity is formed in the box body; a guide hole with an upward opening is formed in the inner wall of the upper side of the recovery cavity in a communicating manner; a radio transmitting device is arranged between the recovery cavity and the guide hole in a sliding manner; the main body is small in size, the explorer is easy to carry and convenient to move, solar energy can be absorbed to supply electric energy by itself, the service time is prolonged, the rescue time is prolonged, radio with changing intensity is periodically emitted, theradio can be easily distinguished from other radio, and search and rescue personnel can quickly locate the position of the explorer.

The invention provides a sealing ring of a chip. The sealing ring comprises one or more sealing units; each sealing unit comprises a first metal wiring layer, a second metal wiring layer, an interlayer dielectric layer, and one or more via hole groups; the first metal wiring layer surrounds the chip; the first metal wiring layer includes a first metal portion and a first dielectric material portion which are insulated from each other; the second metal wiring layer is opposite to the first metal wiring layer; the second metal wiring layer includes a second metal portion and a second dielectric material portion which are insulated from each other; the interlayer dielectric layer is arranged between the first metal wiring layer and the second metal wiring layer; the one or more via hole groups surround the chip, are arranged in the interlayer dielectric layer and are connected with the first metal portion and the second metal portion; and each via hole group includes a plurality of via holes which are independent from each other. A via hole formation mechanical stress breaks through the obstruction of an adhesion force between the first metal portion, the second metal portion and the via holes, so that the problem of delamination of the edge of the chip can be alleviated; and the rigidness of the via holes is decreased, so that the deformation ability of the via holes can be increased, and therefore, the delamination of the edge of the chip can be effectively prevented.

The invention discloses aslightly-swing-type double-layer cribfor earthquake escape. Theslightly-swing-type double-layer crib comprisestwo sets of first frames, two sets of second frames, a swing bed and a crank rocker support, wherein the first frames and the second frames are distributedon the four sides of a crib body in asymmetrical mode, the lower ends of the first framesareconnected with supporting plates in a riveted mode, and two sets of No.1 universal casters are installed at the lower end corners of each of the supporting plates; and positioningcolumns are movably installed at the lower ends of the supporting platesand located beside theNo.1 universal casters, and adjusting bolts acting on thepositioning columns are movably installed in the supporting plates. According to the slightly-swing-type double-layer crib for earthquake escape,the crib adopts double-layer design, the common swing bedis arranged on an upper layer, and a steel box for earthquake escapeis arranged on a lower layer is;and the distribution design is reasonable, the size is moderate,the overall structure is high in fastening degree, firm and durable,anultraviolet sterilizing lamp is arranged, the bactericidal effect is achieved, the function ofthe crib is enriched, the crib is suitable for different working conditions, and better use prospects arebrought.