122results about How to "Small structure" patented technology

A gas turbine engine including a gas exhaust duct assembly which comprises an annular shroud forming at least a section of an inner wall of a gas exhaust duct, a plurality of strut members radially projecting from the shroud, and a plurality of insert members. The strut members are disposed in a circumferentially, substantially equally spaced-apart relationship, and extend in a substantially axial direction. The insert members each define a circumferential section of an outer wall of the gas exhaust duct and are positioned in a space between adjacent strut members, and are secured to same. The gas exhaust duct is thereby defined between inner surfaces of the insert members and the outer surface of the shroud, and is circumferentially divided by the respective strut members, for directing exhaust gases rearwardly in an axial direction, meanwhile surrounding flow passages are defined by outer surfaces of the insert members and the strut members in combination, for directing surrounding air flows rearwardly in an axial, radial and inward direction.

Systems and Methods of cooling heat generating electronics components are provided employing vapor compression refrigeration. In one embodiment, the vapor compression refrigeration system includes a condenser, at least one expansion structure, at least one evaporator, and a compressor coupled in fluid communication to define a refrigerant flow path, and allow the flow of refrigerant therethrough. The at least one evaporator is coupled to the at least one heat generating electronics component to facilitate removal of heat produced by the electronics component. At least a portion of the at least one expansion structure is coated with a polytetrafluorethylene in the refrigerant flow path for inhibiting accumulation of material thereon. The polytetrafluorethylene coating has a thickness sufficient to inhibit accumulation of material in a pressure drop area of the expansion structure without significantly changing a pressure drop characteristic of the pressure drop area.

The invention discloses a coud platform based non-intruding load monitoring system and identification method. The system comprises a hardware node, a cloud server and an intelligent terminal; the hardware node and the intelligent terminal communicate with the cloud server via a network communication module; the hardware node comprises a power supply management unit, a power metering unit, an optical coupler isolation unit, a digital pulse signal counting unit, a microcontroller and a wireless communication unit; the power supply management unit provides needed electric energy for the hardwarenode; and the power metering unit, the optical coupler isolation unit, the digital pulse signal counting unit, the microcontroller and the wireless communication unit are connected sequentially. According to the system and method, power data of a power load is collected in a non-intruding manner, the operation state of the power load is analyzed by means of the cloud server, the type of the powerload is identified, a user is guided to plan power utilization reasonably, energy saving and emission reduction can be realized, faults are eliminated timely, and the system and method become inevitable trend of development of smart grid.

The invention provides a single fiber bundle probe differential pressure sensor. A housing of a sensor probe is internally and slidbly provided with a piston; the two ends of the piston are respectively provided with a spring; one end of each of the two springs is fixed to the piston; the two ends of the housing are fixedly and respectively provided with an end cover; the other end of each of the two springs is fixed to the corresponding end cover; the two end covers are respectively provided with a through hole along the length direction of the housing; the two ends of the piston are respectively provided with a piston rod; the other ends of the two piston rods extend into the through holes in the corresponding end covers respectively; the other end of one through hole is inserted by a fiber probe; cavities at the two ends of the piston are respectively provided with a fluid though hole communicated with the external portion of a probe structure; an outgoing fiber of the fiber probe is connected with a photoelectric detector; and the photoelectric detector is connected with a signal processor. Therefore, the problems that an existing differential pressure sensor is not suitable in many occasions, is not high in practicality and cannot meet actual differential pressure measurement requirements are solved. The single fiber bundle probe differential pressure sensor belongs to the differential pressure detection field.

The invention relates to a diamond polishing machine, in particular to a fully-automatic diamond polishing machine of which clamps need not to be manually taken. The fully-automatic diamond polishing machine is characterized by comprising a stand, wherein two groups of polishing production lines are oppositely arranged on the stand, and the same sides of the two groups of polishing production lines are provided with a blanking, charging and clamp switching unit; and the other sides of the two groups of polishing production lines are provided with a switch-over and clamp switching unit and a clamp transfer mechanism corresponding to the blanking, charging and clamp switching unit, the two groups of polishing production lines and the switch-over and clamp switching unit. By adopting the technical scheme, the invention overcomes the defects of the prior art and provides a fully-automatic diamond polishing machine for producing glass drills, which can polish both sides of a glass ball.

The invention discloses a measuring apparatus for total particle granularity of a two-phase system based on divergent ultrasonic attenuation, which comprises a supersonic wave signal-generator, a preposition signal processing circuit, a supersonic wave emission focusing energy transducer, a supersonic wave reception energy transducer, a signal conditioning circuit, a data collector and a center computer. A measurement zone is existed between the supersonic wave emission focusing energy transducer and the supersonic wave reception energy transducer. The measuring system has the advantages of simple structure and low cost, has accuracy degree for increasing measurement, and is suitable for different measurement condition.

The invention relates to the technical field of smart home and in particular provides a method for remotely controlling an electrical appliance by using a mobile communication terminal. The method comprises the following steps of: inputting a control command into the mobile communication terminal, wherein the control command comprises a control code and an address code of the controlled electrical appliance; directly sending the control command to a network host in a wireless signal mode, or sending the control command to the network host through an intermediate server of an external network, wherein the network host is positioned in a building, and the electrical appliance is near to the building or also positioned in the building; sending the control command to an electrical appliance control module which corresponds to the electrical appliance according to the address code by the network host; and regulating the using state of the electrical appliance by the electrical appliance control module. By adoption of the method, a function of remotely controlling all electrical appliances by using the mobile communication terminal is realized, the control command is low in data capacity, data can be quickly transmitted and converted, and the quantity of controls and the quantity of the controlled electrical appliances can be infinitely increased.

The present invention discloses diblock copolymer systems that self-assemble to produce very small structures. These co-polymers consist of one block that contains silicon and another block comprised of an oligosaccharide that are coupled by azide-alkyne cycloaddition.

A medical apparatus for treatment of the human or animal body by pressure waves or shock waves has a device designed to generate the pressure waves or shock waves and having at least one applicator part and a pneumatic drive which, by means of a pressurized gas, repeatedly generates impacts on a proximal input face of the applicator part in order, with the applicator part, to generate pressure waves or shock waves that are applied from the applicator part into the body by way of a distal output face. The pressurized gas acts, in the form of individual gas pressure pulses, directly on the applicator part to generate the pressure waves or shock waves.

The invention discloses a sail auxiliary propelling catamaran solar ship. The ship comprises two single-side piece bodies respectively provided with propellers, an accumulator set, an electric main engine, a shaft system, a deck, a sail, a solar panel and a flying bridge frame, wherein the sail is stood on the deck through a sail mast; and the flying bridge frame comprises an arched frame and a pair of inclined support rods. The all-transparent triangular sail is supported at the upper part of the triangular sail mast; the upper part of the triangular sail mast is fixedly connected with the top of the arched frame through a connecting rod; and the lower part of the triangular sail mast is connected with a sail swinging device arranged on the deck. The ship uses a solar catamaran ship as a carrier; and the flying bridge frame overcomes the defect of no superstructure on the deck of a conventional solar catamaran ship. The sail swinging device can be intelligently controlled to form a needed optimal angle between the triangular sail and the wind direction, so that the downwind or headwind driving in the state of no light and no electricity can be realized. The ship is propelled by electric power or the sail, has no pollution and emission, and accords with the development direction of modern green ships.

A thermal detector has a substrate, a thermal detector element having a light-absorbing film, and a support member. The support member has a mounting part mounting the thermal detector element, a first arm part having one end that is linked to one end of the mounting part and another end that is supported on the substrate, and a second arm part having one end that is linked to the other end of the mounting part and another end that is supported on the other end of the substrate. A plurality of wirings electrically connected with the thermal detector element are provided on the first arm part, and the length of the second arm part is shorter than the length of the first arm part.

The invention discloses a single board temperature control device and method, and belongs to the field of electronic communication. The device comprises a radiator, a thermistor and a temperature control module, wherein the radiator is mounted on a shell, and the thermistor is arranged on an optical module. The radiator comprises at least one thermoelectric refrigeration radiator, the thermoelectric refrigeration radiators are at least mounted on the shell positioned on an air outlet side of a single board, and the temperature control module is respectively electrically connected with the thermoelectric refrigeration radiators and the thermistor, and used for controlling the input power of the corresponding thermoelectric refrigeration radiator according to the measured value of the thermistor. The input power of the corresponding thermoelectric refrigeration radiator can be adjusted according to the temperature of the optical module, the working temperature of the optical module is effectively controlled, so that the optical module can normally work and is convenient to mount, and plugging and unplugging of the optical module are unaffected.

The invention relates to a full-close type open type commutator. The commutator is characterized in that the commutator comprises a stator and a rotor which has relative rotation with the stator in the stator, wherein the inner surface of the stator and the outer surface of the rotor are in sealing fit by liquid; the stator is provided with a liquid inflow port and at least two liquid outflow ports; the rotor is provided with a connecting passage; when the rotor rotates, the liquid inflow port of the stator can be selectively communicated with one of the liquid outflow ports of the stator by the connecting passage; and when the rotor is in the process of rotating and switching a flow passage, the liquid inflow port of the stator is always positioned in the caliber range of an inlet of the connecting passage. When the commutator is reversed, no phenomenon of sputtering is produced; and simultaneously, flow fields of the commutator before and after reversing are still symmetrical to ensure that two liquid outflow ports have consistent flow. As the inner surface of the stator and the outer surface of the rotor are in sealing fit by liquid, the commutator solves the problem of the overflow of steam when the flow of hot water is measured; and therefore, the commutator is suitable for a standard device of a heat meter.

The invention provides an automobile brake pedal comprising a brake pedal swing arm, a first brake pedal rotating shaft, a triangular swing rod, a second brake pedal rotating shaft and a connecting rod, wherein the rear end of the brake pedal swing arm is mounted on a pedal bracket through the first brake pedal rotating shaft; one corner of the triangular swing rod is mounted on the pedal bracket through the second brake pedal rotating shaft; one end of the connecting rod is connected with the middle of the brake pedal swing arm through a pin shaft; the other end of the connecting rod is connected with the second corner of the triangular swing rod through a pin shaft; a brake master cylinder connecting hole is formed on the third corner of the triangular swing rod; and the connecting points of the first brake pedal rotating shaft, the second brake pedal rotating shaft and the connecting rod are not on the same straight line on the triangular swing rod, but are distributed to form a triangular structure. Through a link mechanism, the purposes of force transmission, force enlarging and force moving direction changing of the brake pedal are realized, that is, the brake function of the brake pedal can be realized under the condition that the arrangement space is limited, and a larger lever ratio can be obtained.

The invention relates to an intelligent door lock control system. In the intelligent door lock control system, a communication module is arranged for receiving an operation instruction sent by a user terminal and a master control module is arranged for reading the state information of a door lock and sending the state information to the user terminal through the communication module and displaying, so that the purpose of protecting the door lock is achieved; a display screen need not be arranged on the door lock; a user can read the state information of the door lock at any time and any where through a terminal (such as, a mobile phone); the menu setting and the unlocking operation for the door lock can be realized through the terminal, so that the structure is saved, the safety of the door lock is greatly increased, and meanwhile, the door lock control system can reduce the energy consumption, can lower the cost and is beneficial to energy conservation and emission reduction.

The invention provides a method for spatial positioning and attitude navigation of an assembly tool by using machine vision. The method comprises the following steps: establishing a coordinate relationship between an output end of the assembly tool and a mark point device; acquiring an image of the marking point device on a camera coordinate system, and calculating a space attitude of the markingpoint device under the camera coordinate system and a position and an attitude of an output end of the assembling tool under the camera coordinate system; teaching, wherein corresponding position andposture data of the whole process from starting to finishing of operation are obtained; in the working process of the assembly system, obtaining the spatial position and attitude data of the assemblytool in real time, and comparing the spatial position and attitude data with the teaching position and attitude data. The brand-new method is provided for assembling tool spatial positioning and attitude navigation, and high-precision spatial positioning of the assembling tool is achieved.

The invention relates to a reinforced concrete pile type dyke. The reinforced concrete pile type dyke comprises two rows of reinforced concrete sheet piles, a dyke top, a filler and a beach-protecting structure, wherein the two rows of reinforced concrete sheet piles are arranged in parallel in a closed mode and inserted into the foundation; the dyke top is arranged between the two rows of reinforced concrete sheet piles and is connected with the pile tops of the reinforced concrete sheet piles; the filler is filled above a mud surface line between the two rows of reinforced concrete sheet piles; and the beach-protecting structure is arranged on the outer sides of the two rows of reinforced concrete sheet piles. The reinforced concrete pile type dyke has the advantages that: 1, volume is small, occupied area is little, and investment is saved; 2, the quantity of required earth work is small and the problem of shortage of diking sand and stone material is solved by utilizing earth worknear the project; 3, the reinforced concrete sheet piles are manufactured in an industrialized mode and constructed in situ and has high mechanized construction degree; 4, the reinforced concrete pile type dyke is applicable to soft soil foundation and the whole stability is high; and 5, the periphery of the structure is the reinforced concrete structure and the wave impact resistance is high. The reinforced concrete pile type dyke can be applied to the peripheral dyke of the reclamation project and is particularly applicable to diking on deep water soft soil foundation. The invention also discloses a construction method of the reinforced concrete pile type dyke.

The issue of the invention achieves an air-condition system which has a simple and cheapness structure providing a comfortable surrounding in the bedroom. The technical proposal of the invention is that: a compressor connected with a tubing circulating a refrigerating fluid, a four-way valve, a condenser, an expansion valve, an evaporator form a refrigeration cycle, a blowing machine blows air conducted a heat exchange by the condenser or the evaporator to lower space of a floor (25) formed by a floor-slab (23) and floor boards arranged apposite to the floor-slab (23), the air circulates from the lower space of the floor (25) to a bedroom (10),and a gap preformed between a side of a round face of the floor-slab (4) and metope of the bedroom (10),the gap is as a circulate opening which air conducted a heat exchange circulates from the lower space of the floor to the bedroom, therefore, a air rate circulating in the gap is 0.1 to 1.0 m/s.

The invention provides a refrigerator with an automatic ice maker whose ice tray is drawable, having inexpensive construction for improving cooling efficiency. The refrigerator comprises the automatic ice maker (12) having a drive part (29) on the inner side of the ice tray (30) and provided in an ice making room (3a). On the upper side of the drive part (29), a communication passage (33) is provided for blowing cold air discharged from the back face of the ice tray (30) forward to the longitudinal direction of the ice tray (30).

The invention discloses a concrete detection device for road and bridge construction, and relates to the field of road and bridge construction equipment. The device comprises a first bracket and a second bracket, wherein a driving wheel seat in the middle of the first bracket is connected with a driving wheel; two pairs of idler wheel seats of the second bracket are independently rotatably connected with an idler wheel; and the second bracket is provided with a camera. When the concrete detection device works, the first bracket and the second bracket are embraced on the outer wall of a pier; in addition, the first bracket and the second bracket are connected through connecting bolts; and a driving motor can be controlled to work; and the output shaft of the driving motor and the rotary shaft of the driving wheel transmit power to drive the driving wheel and the outer wall of the pier to be in rolling contact so as to control the lifting and the lowering of the device. The device has asimple and small structure and is convenient in use. A steering motor is controlled to work, the output shaft of the steering motor transmits power to a steering seat through a steering shaft so as todrive the camera to steer, and the outer wall of the pier can be observed within a certain angle.

The invention relates to an embedded numerically controlled drill lathe control system and a work method. The current national drill lathe numerically controlled systems mostly adopt a Personal Computer (PC) and movement control card structure; and the drill lathe control system in such structure has high cost and large volume, and the system stability is influenced by the Personal Computer. The embedded numerically controlled drill lathe control system comprises a fixed high embedded movement controller (1) which is simultaneously connected with an external terminal plate (2), a single chip PLC (Programmable Logic Controller) (3), an interface VGA (Video Graphics Array) (4) and a display (5); the display (5) is connected with a keyboard (6); the external terminal plate (2) is connected with a servo motor (8) through a servo driver (7); the external terminal plate (2) is connected with a drill head motor (10) through a frequency converter (9); and the interface VGA (4) is connected with a teach box (11). The invention is used for drill lathe control system.

The invention discloses a photonic crystal T-shaped waveguide-based horizontal output magnetic control alternative light path switch which comprises a photonic crystal T-shaped waveguide with a TE forbidden band. The light path switch further comprises an input end (1), two output ends (2, 3), a background silicon dielectric cylinder (4), isosceles right triangle defect dielectric cylinders (5), a defect dielectric cylinder (6) and an electromagnet (7) for supplying offset magnetic field, wherein the input end (1) is arranged at the left end of the photonic crystal T-shaped waveguide; the output ends (2, 3) are respectively located at the right end and upper end of the photonic crystal T-shaped waveguide and are arranged in a horizontal line; the defect dielectric cylinder (6) is located at a central interaction of the T-shaped waveguide; the photonic crystal T-shaped waveguide is used for inputting the TE carrier light through the port (1) and then outputting the amplitude modulating light from the port (2) or the port (3). The photonic crystal T-shaped waveguide-based horizontal output magnetic control alternative light path switch is small in structure volume, is convenient in integration and is capable of efficiently realizing the function of alternative light path switch.

The invention provides a resonant type permanent magnet linear generator comprising stator structures and rotor structures. The rotor structures are arranged in magnetic shield casings of the stator structures and are positioned on the other sides of the magnetic shield casings, which are opposite to the stator structures. Each rotor structure also comprises a rotor substrate and a chute structure, wherein the rotor substrate is positioned between the chute structures; each chute structure comprises a reversing spring, a resonant spring, a U-shaped chute and a roll ball; the roll ball is arranged in the U-shaped chute; the rotor substrate is clamped in the U-shaped chute; the end part of the rotor substrate is in contact with the roll ball and slides in the U-shaped chute up and down; twoends of the two U-shaped chutes are correspondingly connected by a connecting plate; the reversing springs are respectively arranged at two ends of each of the two U-shaped chutes; and the resonant springs are respectively arranged between the substrates and two connecting plates. The resonant type permanent magnet linear generator disclosed by the invention has the advantages of simple structure, low cost, high generated electrical energy and easiness of constructing, carrying and integrating.

The invention discloses a high-speed maglev bridge large-displacement telescopic device, which is characterized in that a unique long stator track unit module system is constructed and comprises a cross beam unit and a long stator track assembly, so that the segmentation of a stator iron core and the continuous scalability of a long stator coil are realized; the device can adapt to suspension, guiding, traction driving and running of emergency running wheels at the same time, several brand-new sub-systems such as a longitudinal beam system, a fastener system, a longitudinal limiting system, aconnecting rod system and a spring system are further designed, and large-displacement stretching and retracting of high-speed maglev traffic are achieved. The device is not only suitable for a superposed beam scheme, but also suitable for a pure track beam scheme or a bridge scheme of paving track plates on a bridge; the structural body is small in size, clear in structural stress and good in durability; through the synergistic effect of a connecting rod system and a spring system, the longitudinal gaps between any two long stator track unit module systems can be equal in any telescopic state.

The invention discloses a semi-closed power supply device for a solar electromobile. A storage battery (9) outputs a direct current to a motor (11) through a DC/DC (Direct Current/Direct Current) inverter (1). A motor drives wheels to rotate. A first charging circuit of the storage battery is in a structure such that an alternating current power supply (7) connected with an AC/DC (Alternating Current/DC) inverter (8) is connected with the storage battery. A second charging circuit of the storage battery is in a structure such that the output of a solar panel (1) connected with a solar battery controller (2) is connected with an input end of a first direct current center wiring board (3). The output end of the first direct current center wiring board connected with a first switch (5) is connected with the storage battery. The output end of the first direct current center wiring board is respectively connected with a direct current load (12) and a DC/AC inverter (13). The storage battery connected with a second switch (6) is connected with a second direct current center wiring board (4). The output end of the second direct current center wiring board is respectively connected with the direct current load and the DC/AC inverter. The output end of the DC/AC inverter is connected with an alternating current load (14).

The invention discloses a novel vertebral pedicle bolt structure for reduction of thoracolumbar fracture and reduction and fixation of lumbar spondylolisthesis, which is characterized in that the invention comprises a vertebral pedicle bolt, a bolt connector, a rod connector and a taper lock loop, wherein, the bolt connector is provided with an opening for receiving the vertebral pedicle bolt, and is provided with a connecting structure for connecting the rod connector; the rod connector is provided with two openings, wherein, one opening is used for receiving the rod, and the other opening is used for receiving and locking a nut; the taper lock loop is used for tightly locking and unlocking the bolt connector with the vertebral pedicle bolt and for tightly locking and unlocking the rod connector with the bolt connector. The structure of the invention can finish adjusting on frontal plane, sagittal plane and cross section direction; meanwhile, the rod and the bolt are respectively locked, which can provide propping as well as lifting and rotating strength so as to bring convenience for reduction of fracture and spondylolisthesis. The structure has the advantages of artful design, small structure, and small influence on bone grafting surface.

The invention discloses a lock capable of being locked automatically and an actuating mechanism of the lock. The lock capable of being locked automatically comprises a main locking mechanism, an auxiliary locking mechanism, and the actuating mechanism for connecting the main locking mechanism with the auxiliary locking mechanism, wherein the actuating mechanism comprises a flange on the main locking mechanism, an extruding part of the auxiliary locking mechanism and a locking assembly between the flange and the extruding part; the locking assembly comprises a rotating body capable of rotating along a rotating center, a clamping slot in the flange and an oblique side taking the clamping slot as a start point; a clamping ridge is arranged on the rotating body; when the clamping ridge is clamped into the clamping slot, the main locking mechanism is locked; and when the extruding part extrudes the rotating body and enables the rotating body to rotate, the clamping ridge on the rotating body outwards moves along the oblique side, and the main locking mechanism is released and outwards extends to lock a door body. The lock has the advantages that the number of structures of the actuating mechanism is relatively small, the stability is relatively high, and the reliability of a door opening and closing process is extremely high.

The invention provides a blade-type damping optical-fiber differential pressure sensing system and a detection method thereof and belongs to the field of differential pressure detection. A rotating portion is arranged in a housing, partition plates are arranged on the two opposite sides of the rotating portion, an inner cavity of the housing is divided into two detection cavities by the rotating portion and the partition plates, the two detection cavities are correspondingly provided with detection fluid inlets, a damping spring is arranged on one side of one partition plate, one end of the damping spring is fixed, the other end of the damping spring is fixed to the partition plate, a through hole is formed in the rotating center of the rotating portion, a shading piece is fixedly arranged in the through hole, an incoming optical fiber is arranged on one side of the shading piece, a receiving optical fiber is arranged on the other side of the shading piece, and the receiving end face of the receiving optical fiber is divided into an optical fiber receiving portion and a non-optical-fiber receiving portions. The problems that existing differential pressure sensors are poor in practicability and larger in limitation or is still in a concept period and cannot be popularized and used and relatively common resistance-type and capacitance-type differential pressure sensors also have their shortcomings, are not applicable in lots of occasions and cannot meet the actual differential pressure measurement requirements are solved.

The invention provides an enhanced multi-array-element focused endoscopic ultrasonic probe, the focusing effect is realized by combination of different space positions of at least three single-array-element planar energy converters, concave focusing energy converters are replaced, the inconvenience of the concave focusing energy converters in the production process is solved, and by changing the relative position of the energy converters, the focusing function of the concave focusing energy converters with different curvature radius can be realized. Through design of the at least three single-array-element planar energy converters, multiple transmitting single receiving functions can be completed by use of two transmission signal lines, on the basis of ensuring the spatial size of the probe, echo signals are increased, and the single receiving can ensure the imaging accuracy.

The invention relates to a rock drilling machine and an axial bearing module. The rock drilling machine (5) is equipped with an axial bearing (18) having at least one axial piston (19, 20) for axially positioning a drill shank (7) and for damping stress pulses returning from the rock. The axial bearing comprises a module (21) that is detachable in one piece from one installation direction. The axial bearing module comprises the required pressure medium channels (27), seals (37, 37a, 37b, 37c), bearing surfaces (18), and a module frame (22, 25, 38a, 38b) having at least bearing housing in connection therewith.