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41results about How to "Reliable launch" patented technology

Low-impact overall ejection type launching canister front cover

The invention discloses a low-impact overall ejection type launching canister front cover and belongs to the technical field of rocket and missile launching. The low-impact overall ejection type launching canister front cover comprises a movable impact part, an energy storage spring, fixing fulcrum bars, pull bars, fixing locking rings, locking tongue pieces, a front cover body and a fixed support. The fixed support is fixed to the center of the front cover body. A hollow pipe of the movable impact part and a guide bar of the fixed support are in hole and shaft fit. The outer surface of the hollow pipe of the movable impact part and the outer surface of the guide bar of the fixed support are sleeved with the energy storage spring. One end of each fixing fulcrum bar is fixed to a flat plate of the movable impact part. One end of each pull bar is movably connected to the other end of the corresponding fixing fulcrum bar. Each locking tongue piece is movably connected to the other end of the corresponding pull bar. The fixing locking rings are fixed to flanges of a launching canister body. The front cover body is installed at the open end of the launching canister body through the cooperation of the locking tongue pieces and the fixing locking rings. The launching canister front cover can be effectively sealed and reliably opened and safely disengage.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Large-diving-depth underwater unpowered aircraft transmitting system and method

The invention discloses a large-diving-depth underwater unpowered aircraft transmitting system and method. The transmitting system comprises an underwater autonomous measuring and control system, a transmitting cylinder with a front cover, a catapult arranged in the transmitting cylinder, and an aircraft arranged in the transmitting cylinder, wherein the transmitting cylinder, the catapult, the aircraft and the measuring and control system integrally adopt an axial deflection design; compared with a mass center, the axial buoyant center is closer to the front cover of the transmitting cylinder; the transmitting system is fixed to an underwater platform, after the transmitting system is separated from the underwater platform, the situation that upward buoyance is greater than the sum of gravity and floating resistance is changed into the situation that the upward buoyance and the sum of the gravity and floating resistance gradually tend to be balanced; the aircraft is fixed on one side of a sealing bottom plate in the transmitting cylinder, and the other side of the sealing bottom plate is connected with the catapult; and after the front cover is opened, the catapult produces thrust to push the aircraft to slide in the direction from the transmitting cylinder to the front cover, and the aircraft slides from the transmitting cylinder. According to the large-diving-depth underwater unpowered aircraft transmitting system disclosed by the invention, the maximum transmitting depth of the transmitting system is not less than 200 meters; and in the transmitting system, the aircraft does not bear water pressure limit directly, so that the aircraft is low in design condition requirements, and high in portability.
Owner:THE GENERAL DESIGNING INST OF HUBEI SPACE TECH ACAD

Multicolor vertical injection molding machine for center rotating tower and injection molding method

The invention discloses a multicolor vertical injection molding machine for a center rotating tower and an injection molding method. The injection molding machine comprises a rack, a lower die plate,an upper die plate, a die locking plate, guide pillars, the center rotating tower, a material injection device and a center rotating tower stripping device. The center rotating tower is internally provided with positioning grooves used for positioning insert seats so that the insert seats can be installed conveniently. A hopper basket in the material injection device is provided with heating plates which are intersected longitudinally and transversely so that materials can be evenly heated. The material injection effect can be better by controlling the temperature of a material cylinder. The material cylinder is provided with a material nozzle. A needle valve and pneumatic control are adopted so that material control can be more reliable. Reliable stripping of finished products can be achieved through the stripping device. By means of the injection molding method, die locking is adopted for achieving die opening and die assembling; the center rotating tower is used for achieving multicolor material injection forming; and the center rotating tower stripping device is used for achieving stripping.
Owner:丰铁塑机(广州)有限公司

Apparatus for transmission and recovery of aerodynamic profile element, and aerodynamic profile element

The invention relates to an aerodynamic profiled element for generating power by means of a tractive force, especially for driving watercraft. Said profiled element comprises a flexible top layer that extends in a transversal direction and a longitudinal direction, a flexible bottom layer which extends parallel to the top layer and is connected to the top layer by means of several webs that run in a downward direction of the profiled element, an air-filled interior space between the top and the bottom layer, at least one ventilation hole for ventilating the interior space, said at least one ventilation hole being disposed between two parallel forward edges of the top and bottom layer, several traction lines, a first end of which is fastened to the profiled element at spaced-apart points and a second end of which is connected to a traction rope for connecting the profiled element to a watercraft, and several reefing lines, a first end of which is attached to the layers and / or webs. Said reefing lines are embodied so as to reduce or increase the size of the profiled element by reefing or unreefing the top and bottom layer. The profiled element is extended by a rod element which runsin the longitudinal direction of the profiled element and is used for stabilizing the aerodynamic profile. Said rod element is fastened to the top and / or bottom layer and / or a web. At least one of the reefing lines is deflected on the rod element from a reefing line section that extends from the fastening point at the first end in the transversal direction of the profiled element of the top or bottom layer into a reefing line section extending in the longitudinal direction.
Owner:SKYSAILS GMBH & CO

Symmetric quadrupole structure non-isolating support filed emission displayer

The invention relates to a symmetric quadrupole structure non-isolating support filed emission displayer with a bus electrode as the symmetric center. The displayer comprises an upper substrate and a lower substrate and is characterized in that the upper substrate is provided with lengthwise anodic electrodes and a pectination dielectric layer consisting of a transverse connecting strip and a plurality of lengthwise working strips; the lengthwise center of each anodic electrode is provided with the bus electrode; the upper edge of each anodic electrode is lengthwise and alternatively providedwith a fluorophor layer and an anodic separating dielectric layer; two lengthwise sides of each lengthwise working strip are respectively provided with a grid electrode so as to form an interdigitated counter electrode structure with the bus electrode as the symmetric center; the lower substrate is provided with transverse cathodic electrodes and lengthwise auxiliary electrodes; the upper edge ofeach cathodic electrode is transversely and alternatively provided with a current-limited resistance layer and a cathodic protective dielectric layer; the intersecting part of each auxiliary electrode and each cathodic electrode is isolated by the cathodic protective dielectric layer; and an isolating dielectric layer is arranged between the upper substrate and the lower substrate. The filed emission displayer not only has novel structure and simple process, but also has uniform images and low modulating voltage and is stable and reliable in electron emission.
Owner:FUZHOU UNIV

Water turbine water guiding system with remote control function

The invention relates to a water turbine water guiding system with a remote control function. The water turbine water guiding system with the remote control function comprises a center mechanism, a bottom ring, a plurality of transmission mechanisms which are evenly distributed on the outer side of the center mechanism in the circumferential direction, and a plurality of steering mechanisms which are evenly distributed on the inner side of the bottom ring in the circumferential direction. The number of the transmission mechanisms is equal to the number of the steering mechanisms, and the transmission mechanisms are in one-to-one correspondence with the steering mechanisms. According to the water turbine water guiding system with the remote control function, guide vanes are driven to rotate through the center mechanism; since the transmission mechanisms are used by the guide vanes independently, the number of gaps of mechanical connection is reduced, and the driving requirement is lowered; the acting forces of the steering mechanisms on the guide vanes are the same, so that the steering directions of the guide vanes are consistent, operation is more stable while uniform stress is guaranteed; and furthermore, an electric oscillation signal is converted into an ultrasonic signal through a frequency oscillator, composed of an ultrasonic sensor, a first triode and a second triode, in an ultrasonic transmitting circuit, and conventional elements are adopted, so that the production cost is reduced, and the practical value of the system is improved.
Owner:颍上县祥盛建设管理有限公司

Cocooning frame cocoon picking device

The invention relates to the field of cocoon picking of silkworm breeding, particularly to a cocooning frame cocoon picking device. The cocooning frame cocoon picking device comprises a transmission chain module and a guide rail which are hung on a lifting frame, wherein the guide rail is arranged along the rotating patch of the transmission chain of the transmission chain module and in the middlearea of the transmission chain; the rear end of a bar-structured pushing bar is hinged to the transmission chain, the front end of the pushing bar is suspended outside the transmission chain, the pushing bar is also provided with a guide section, which is inserted into the guide groove of the guide rail to form mobile fit, and the length direction of the guide groove of the guide rail is parallelto the transmission chain; in the length direction of the transmission chain, a plurality of the pushing bars are arranged at intervals, the gap between every two neighboring pushing bars is used foryielding the separating plates of a cocooning frame, and every pushing bar is also provided with a notch for yielding the separating plate of the cocooning frame; the guide sections are matched withthe guide rail to ensure the attitude of the pushing bars and guarantee that the pushing bars can be horizontally inserted into the cocooning frame and further rapidly and reliably push cocoons out ofthe cocooning frame.
Owner:王月兰

A water turbine guide system with remote control function

The invention relates to a water turbine water guiding system with a remote control function. The water turbine water guiding system with the remote control function comprises a center mechanism, a bottom ring, a plurality of transmission mechanisms which are evenly distributed on the outer side of the center mechanism in the circumferential direction, and a plurality of steering mechanisms which are evenly distributed on the inner side of the bottom ring in the circumferential direction. The number of the transmission mechanisms is equal to the number of the steering mechanisms, and the transmission mechanisms are in one-to-one correspondence with the steering mechanisms. According to the water turbine water guiding system with the remote control function, guide vanes are driven to rotate through the center mechanism; since the transmission mechanisms are used by the guide vanes independently, the number of gaps of mechanical connection is reduced, and the driving requirement is lowered; the acting forces of the steering mechanisms on the guide vanes are the same, so that the steering directions of the guide vanes are consistent, operation is more stable while uniform stress is guaranteed; and furthermore, an electric oscillation signal is converted into an ultrasonic signal through a frequency oscillator, composed of an ultrasonic sensor, a first triode and a second triode, in an ultrasonic transmitting circuit, and conventional elements are adopted, so that the production cost is reduced, and the practical value of the system is improved.
Owner:安徽富颍纺织科技股份有限公司

A low-impact integral ejection launch box front cover

The invention discloses a low-impact overall ejection type launching canister front cover and belongs to the technical field of rocket and missile launching. The low-impact overall ejection type launching canister front cover comprises a movable impact part, an energy storage spring, fixing fulcrum bars, pull bars, fixing locking rings, locking tongue pieces, a front cover body and a fixed support. The fixed support is fixed to the center of the front cover body. A hollow pipe of the movable impact part and a guide bar of the fixed support are in hole and shaft fit. The outer surface of the hollow pipe of the movable impact part and the outer surface of the guide bar of the fixed support are sleeved with the energy storage spring. One end of each fixing fulcrum bar is fixed to a flat plate of the movable impact part. One end of each pull bar is movably connected to the other end of the corresponding fixing fulcrum bar. Each locking tongue piece is movably connected to the other end of the corresponding pull bar. The fixing locking rings are fixed to flanges of a launching canister body. The front cover body is installed at the open end of the launching canister body through the cooperation of the locking tongue pieces and the fixing locking rings. The launching canister front cover can be effectively sealed and reliably opened and safely disengage.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Composite dual-emitting apparatus

The invention relates to a composite dual-emitting apparatus, and belongs to the technical field of electrons. The composite dual-emitting apparatus comprises an emitting battery, an emitting switch, a total control circuit, two electronic switching circuits, an oscillation circuit for controlling infrared rays, an oscillation circuit for controlling radio, an infrared ray coding circuit, a radio coding circuit, an infrared ray emitter and a radio emitter. According to the present invention, the two outputs of the total control circuit respectively start the two electronic switching circuits when the emitting switch is communicated to the emitting battery, one of the electronic switching circuits supplies the voltage for the oscillation circuit for controlling infrared rays, the infrared ray coding circuit and the infrared ray emitter, the other electronic switching circuit supplies the voltage for the oscillation circuit for controlling radio, the radio coding circuit and the radio emitter, and the two outputs of the total control circuit cannot be simultaneously high or low, such that the two emitting do not interfere with each other, and the two emitting can emit the variable codes so as to enhance the confidential level and provide the new idea and the direction for the study of the remote control technology.
Owner:CHONGQING ZUNLAI TECH

A reloading underwater salvo device with adjustable boat speed and launch relative position

ActiveCN110906790BRealize repeated fillingRealize multiple salvoLaunching weaponsReciprocating motionElectric machine
The utility model relates to a reloading underwater salvo device capable of adjusting the boat speed and the launching relative position, which relates to the underwater salvo device. The invention aims to solve the problem that the existing submarines cannot realize underwater double-bomb salvo. The invention includes a test water tank, an electric hoist, a DC drive motor, a rope, an underwater trigger photoelectric shooting switch, a boat speed movement mechanism, a launch tube fixing mechanism and a boat speed launch mechanism. The DC drive motor is located at the lower part outside the test water tank, and the electric hoist Installed on the lower surface of the top plate of the test water tank, the underwater trigger photoelectric switch is installed on the upper surface of the bottom plate of the test water tank, the boat speed movement mechanism is located on the upper surface of the test water tank bottom plate, and the boat speed movement mechanism is connected with the DC drive motor. The boat speed movement mechanism is connected with the electric hoist by a rope, and the launch tube fixing mechanism is installed on the boat speed movement mechanism. The launch tube fixing mechanism can reciprocate along the length direction of the boat speed movement mechanism. Institutional.
Owner:HARBIN INST OF TECH

Measurement and control system of in-ocean towed multi-linear array acoustic positioning device

The invention provides a measurement and control system of an in-ocean towed multi-linear array acoustic positioning device, comprising a communication module for data interaction between a master control module and an upper computer; the master control module for performing data interaction with the communication module and a DSP module and controlling the actions of the DSP module, a transmitting module and a receiving module; the DSP module for generating a signal sequence and transmitting it to the transmitting module, and transmitting the data transmitted by the receiving module to the master control module after extracting a target signal and calculating a time delay value; the transmitting module for transmitting the signal sequence transmitted by the DSP module to an energy converter; the receiving module for preprocessing the signal transmitted by the energy converter and then transmitting the preprocessed signal to the DSP module; a power supply module for supplying power tothe communication module, the master control module, the DSP module, the transmitting module and the receiving module, respectively. By adopting the master control module, the invention realizes intelligent control; by utilizing the communication module, the communication precision is increased; and by using the receiving module and the transmitting module, signals are collected and transmitted more stably and reliably.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Pretreatment equipment for pesticide residue detection

The invention relates to pretreatment equipment for pesticide residue detection. The device comprises a bottom plate, a top cover, a controller, a crushing mechanism, a water supply mechanism, a container, a shaking mechanism, two supporting plates and two placing mechanisms. The crushing mechanism comprises a reciprocating assembly, a reciprocating plate, a flat plate, a cutting ring, two directional assemblies, a plurality of blades and a plurality of first springs. The shaking mechanism comprises a plurality of shaking assemblies; and each shaking assembly comprises a vertical rod, a firstmotor, an eccentric wheel, a driving ring and a plurality of second springs. According to the pretreatment equipment for pesticide residue detection, a vegetable sample is cut into fragments through the crushing mechanism; juice in the vegetable fragments can be conveniently dissolved into distilled water to form an extracting solution; moreover, the shaking mechanism is used for shaking the container, so that juice in the vegetable fragments is fully dissolved in distilled water to form an extracting solution, an operator can conveniently detect the extracting solution through a pesticide residue rapid detection card, and thus the pesticide residue detection efficiency and precision are improved, and the practicability of the equipment is improved.
Owner:江苏新睿特照明有限公司

Laser emitting coupling device and laser emitting and displaying coupling device, laser receiving coupling device and laser receiving and displaying coupling device and straight tube type double-tube distance measuring telescope

The invention provides a laser emitting coupling device, a laser emitting and display coupling device, a laser receiving coupling device, a laser receiving and display coupling device and a straight tube type double-tube distance measuring telescope. A beam splitter prism is arranged, the beam splitter prism is installed between the emergent surface of a roof prism in an image inversion prism anda focal plane of an objective lens group and is arranged in a manner of sharing the same optical axis with the image inversion prism. The beam splitter prism comprises a first right-angle prism facingthe objective lens group and a second right-angle prism facing the ocular lens group. The inclined plane of the first right-angle prism is used as a first inclined plane and is attached to the inclined plane, as a second inclined plane, of the second right-angle prism; the first inclined surface is plated with a light-splitting high-reflection film for natural light transmission and laser total reflection; the laser transmitters or the laser receivers are correspondingly arranged on the side portions of the first rectangular prisms, and the distances between the light-emitting points of the laser transmitters and the intersection points of the receiving points of the laser receivers and the corresponding optical axes and the corresponding first inclined planes are equal to the distances between the intersection points and the corresponding focal planes.
Owner:上海龙达胜宝利光电有限公司
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