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97results about How to "Increase the installation location" patented technology

External high-definition on-site law enforcement recorder

The invention relates to an external high-definition on-site law enforcement recorder. The recorder has the advantages of simple structure, convenient use, capability of imaging with high definition, convenient image playback, easy correction of camera shooting direction and the like. The structure of the recorder is that: a driving control circuit and a battery are arranged in a shell; the shell is externally connected with a high-definition camera through a connecting wire; the high-definition camera is connected with the driving control circuit and is provided with a corresponding movable filtering device and a lens direction aligning and imaging deflection correcting device; the driving control circuit is also connected with a wireless transmitting device; and the shell is provided with a data interface which is connected with the driving control circuit.
Owner:曹永军

Infrared array number-of-personnel sensor-based counting method and apparatus

An infrared array number-of-personnel sensor-based counting method and apparatus comprises the following steps: processing an output signal of an infrared array sensor arranged above a door, identifying the contour of human bodies, and tracking the movement direction of the contour; and judging personnel goes in or out according to the movement track of the contour to realize counting of personnel access to the door. A counting apparatus comprises a single-chip microcomputer system, and the infrared array sensor, a PIR sensor and a power supply circuit which are connected with the single-chip microcomputer system, and the single-chip microcomputer system acquires the infrared image of a detection area through the infrared array sensor, and detects whether personnel passes by the door or not through the PIR sensor. The counting method and the counting apparatus solve the problem of low detection precision of infrared emission and reception sensors in the process of multiple persons passing through the door, has the advantages of multi-target tracking, high identification precision and low power dissipation, is difficult to damage due to high installing position, has substantial advantages, and adapts to application promotion.
Owner:JINAN SINE LEAD ELECTRONICS TECH

Auxiliary washing machine and clothes treatment apparatus using the same

Disclosed are an auxiliary washing machine and a clothes treatment apparatus using the same. The clothe treatment apparatus includes a main washing machine configured to treat laundry and an auxiliary washing machine located at one side of the main washing machine. The auxiliary washing machine includes a frame defining an accommodation space, a drawer configured to be accommodated in the accommodation space, the drawer defining a space for storage of wash water, a rotating structure placed within the drawer, the rotating structure having a rotating shaft penetrating the drawer so as to treat laundry, a suspension assembly configured to support vertical load of the rotating structure such that the rotating structure is supported to float with respect to the drawer and to alleviate horizontal vibration of the rotating structure, and a front panel located in front of the drawer, the front panel defining a front external appearance of the auxiliary washing machine.
Owner:LG ELECTRONICS INC

Leg mechanism for serial-parallel hybrid human-simulated soccer robot

The invention discloses a leg mechanism for a serial-parallel hybrid human-simulated soccer robot. The leg mechanism comprises a hip joint, two thigh connecting rods, a knee joint, two shank connecting rods, an ankle joint and a sole which are successively hinged, wherein the hip joint is arranged in a traditional serial form but the short span design of a hip joint U-shaped frame can strengthen the rigidity of the hip joint; a four-connecting-rod mechanism is arranged at the knee joint; the four-connecting-rod mechanism of the knee joint can promote the rigidity of the knee joint and can increase the walking stability; an arranging space for the knee joint tension spring is further supplied by the four-connecting-rod mechanism; the ankle joint has a parallel structure; the parallel structure of the ankle joint can realize the simultaneous power output of two driving units of the ankle joint; the rigidity is promoted while the inertia of shank is greatly reduced and the loads of the driving unit of the knee joint and the driving unit of the hip joint are relieved; the target of being light, quick, powerful and stable is achieved; the tension spring on the rear part of the knee joint has the functions of compensating for gravity and storing energy.
Owner:ZHEJIANG UNIV

Loudspeaker

ActiveCN109769183AIncrease the vibration spaceSatisfied with large amplitude vibrationElectrical transducersDouble voiceLoudspeaker
The invention discloses a loudspeaker including a housing, wherein the vibration system and the magnetic circuit system are accommodated in the shell; the vibration system comprises a vibrating diaphragm group and a voice coil group for driving the vibrating diaphragm group to vibrate. The vibrating diaphragm group comprises a main vibrating diaphragm and an auxiliary vibrating diaphragm, the voice coil group comprises a first voice coil and a second voice coil, the first voice coil is arranged between the main vibrating diaphragm and the auxiliary vibrating diaphragm, and the second voice coil is arranged on one side, away from the main vibrating diaphragm, of the auxiliary vibrating diaphragm. The loudspeaker comprises a first voice coil and a second voice coil, equivalently, the singlevoice coil structure is disassembled into a double voice coil structure, the auxiliary diaphragm is not arranged at the lower end of the second voice coil any more, and the auxiliary diaphragm is arranged between the first voice coil and the second voice coil, so that the mounting position of the auxiliary diaphragm is raised, the vibration space of the auxiliary diaphragm is increased, and the requirement of large-amplitude vibration of the auxiliary diaphragm is met.
Owner:GOERTEK INC

Pickup pocket bucket loader for vending machine

The invention discloses a pickup pocket bucket loader for a vending machine. The pickup pocket bucket loader comprises a transverse guide rail, a goods receiving rack, a Y-axis driving mechanism, an X-axis driving mechanism and a pushing plate, wherein the Y-axis driving mechanism is used for driving the transverse guide rail and the goods receiving rack to move vertically; the X-axis driving mechanism is used for driving the goods receiving rack to move horizontally in the transverse guide rail; the pushing plate is capable of moving horizontally on the top surface of the goods receiving rack; the Y-axis driving mechanism comprise a Y-axis motor and a connecting mechanism between the Y-axis motor and the goods receiving rack; a worm that cooperates with a nut is arranged on the transverseguide rail; the X-axis driving mechanism comprises an X-axis motor, a nut connected with an output shaft of the X-axis motor, and a second Pi-shaped frame; the second Pi-shaped frame is fixed on thegoods receiving rack; the nut is used for fixing a pushing frame; the pushing frame drives the pushing plate through a movable pulley, a static pulley and a rope wound around the movable pulley and the static pulley, so that the bucket loader can automatically move in the vertical and horizontal planes, and can drive the pushing plate in a goods receiving channel to push goods down, thereby achieve a smooth drop of the goods.
Owner:GUANGDONG DESOUL INTELLIGENT TECH CO LTD

Heat pipe radiator with variable-section hot end and multiple pulsation cold ends

The invention provides a heat pipe radiator with a variable-section hot end and multiple pulsation cold ends. The heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends comprises the pulsation cold ends and the hot end. The heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends is characterized in that each pulsation cold end is a heat dissipating plate internally provided with multiple pulsation channels, the hot end is a hollow cavity, the cavity is filled with a working medium and a capillary liquid absorbing core, an upper cover plate of the hot end hollow cavity is provided with multiple cold end connectors, each cold end connector is provided with one pulsation cold end, and the pulsation channels of the pulsation cold ends communicate with the hollow cavity of the hot end. The heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends is simple in structure, easy to manufacture and capable of being transversely and vertically used, the variable-section structure is adopted, so that the pressure bearing capacity of heat pipes can be improved, especially the heat dissipating area of the cold ends is increased, the two thermal processes of evaporation and condensation adopt a pulsation heat transferring mode and a porous medium heat transferring mode correspondingly, the heat transferring performance and the medium transferring performance are effectively improved, backflow is uniform, the temperature uniformity is good, and the heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends is suitable for industrial manufacturing.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Electric line fitting wire cross arm

The invention relates to an electric line fitting wire cross arm comprising cross arm assemblies, reinforcing rods, a locating frame and fixing devices. The reinforcing rods are connected between thecross arm assemblies in a clamped manner. The reinforcing rods are in bilateral symmetry. The locating frame is arranged in the middle of the cross arm assemblies. The fixing devices are installed inthe middle of the back ends of the cross arm assemblies. The electric line fitting wire cross arm can solve the problem that since most of the cross arms erected on the same pole are identical in specification, the longitudinal positions of the wires erected on the upper side and the lower side are located on the same plane, considering that most of the electric wires on the cross arms are erectedoutdoors, when outdoor wind is strong and excessive electric wires are erected, the wires erected on the upper side and the lower side are prone to make contact and generate interference, no connection exists between the existing cross arms, the single cross arm is poor in wind resistance when the wind is strong, and the number of insulators installed on each single cross is certain and cannot beincreased.
Owner:湖南恒力通电气设备科技有限公司

Combined metal box being easy to radiate heat

The invention discloses a combined type easy heat emission metal capsule, providing a metal capsule with good heat dispersion, which can be used singlely and jointly, and the union, the installation and the fixed method between the metal capsules are simple, applied in a plurality of fields. The combined type easy heat emission metal capsule described in the invention adopts the metal materials with easy heat transmission, composed of a capsule body and a capsule cover, and the outside of the metal capsule is provided with a spread groove and a convex, and the inside is provided with a convex and / or an antislip strip. The combined type easy heat emission metal capsule of the invention can be applied in the field of the battery case and the DC-DC transducer case which have high requirement on the heat emission and the metal capsule requires assemblying.
Owner:YUNNAN NENGTOU HUILONG TECH

Lifting stand column with ultra-low installation distance

ActiveCN106430030AReduced axial installation sizeEasy to storeLifting devicesVariable height tablesEngineeringDrive motor
The invention discloses a lifting stand column with the ultra-low installation distance, and belongs to the technical field of lifting devices. The technical problem that the installation distance of an existing lifting stand column cannot be further reduced is solved. For solving the problem, the lifting stand column mainly comprises an inner pipe, a middle pipe arranged outside the inner pipe in a sleeving manner and being in sliding fit with the inner pipe and an outer pipe arranged outside the middle pipe in a sleeving manner and being in sliding fit with the middle pipe; the bottom end of the middle pipe is connected with a middle plate, the bottom end of the outer pipe is connected with a bottom plate, a transmission mechanism mounted on the middle plate, a drive motor being in transmission fit with the input end of the transmission mechanism and a drive mechanism which is in transmission fit with the output end of the transmission mechanism and can drive the outer pipe and the inner pipe to do reciprocating sliding relative to the middle pipe at the same time are arranged in the middle pipe, the drive motor is provided with a power line connected with a power source, a casing rod arranged outside the power line in a sleeving manner and a first through hole allowing the power line to stretch out of the bottom plate are arranged on the bottom plate, and a second through hole is formed in the middle plate; the bottom end of the casing rod is fixed to the bottom plate, and the top end of the casing rod penetrates the first through hole to stretch into the middle pipe.
Owner:ZHEJIANG JIECHANG LINEAR MOTION TECH

Manufacturing method of combustion chamber for silver-zinc battery

The invention relates to a manufacturing method of a combustion chamber for a silver-zinc battery. The manufacturing method comprises the manufacturing steps of manufacturing a combustion chamber body with a partial-thread air inlet and a full-thread air outlet; manufacturing a joint of a full-thread air inlet and a full-thread air outlet; adjusting the threaded connection position of an air guide tube with two ends in threaded connection with the air outlet of the combustion chamber body and the air inlet of the joint according to a mounting position, and then welding the connection parts between the air guide tube and the combustion chamber as well as the joint by silver brazing; and then bluing to complete the manufacturing of the combustion chamber for the silver-zinc battery. According to the invention, the two ends of the air guide tube are in threaded connection with the air outlet of the combustion chamber body and the air inlet of the joint respectively, so that the adjustability of the mounting position and the mounting mode are improved; a lug boss is adopted at the outer end of the air outlet of the combustion chamber body, so that the effective length of the threaded connection is increased; the ports of the air outlet of the combustion chamber body and the air inlet of the joint are conical, so that the welding length of the silver brazing is increased; and the reliability of the combustion chamber is improved when a gas generator works.
Owner:CHINA ELECTRONIC TECH GRP CORP NO 18 RES INST

Ethyl alcohol processing method by clear solution of distiller grain and corn

The invention relates to an ethyl alcohol processing method, and particularly relates to an ethyl alcohol processing method by clear solution of distillers grain and corn; the method includes steps (1) pretreatment; (2) cooking; (3) saccharification; (4) fermentation; (5) distilling; (6) back recycling treatment of distiller grain. According to the invention, ethyl alcohol is fermented by recycling and using corn powder after starch is extracted; meanwhile, distiller grain is further recycled to produce high protein feed and edible oil; during the whole alcoholic fermentation process, the fermentation technique applies acid-free diastatic fermentation, improved five-tower distilling process and other processes, so as to further reach the purposes of prolonging the industrial chain of ethyl alcohol production by corn, improving the product additional value, saving energy and reducing consumption, reducing cost and improving the economic benefit.
Owner:台州中知英健机械自动化有限公司

Switching device used for multi-split air conditioner and multi-split air conditioner with switching device

The invention discloses a switching device used for a multi-split air conditioner and the multi-split air conditioner with the switching device. The switching device used for the multi-split air conditioner comprises a base, a water receiving disc, a plurality of vibration reduction pads and a plurality of fixing parts; the base comprises a bottom wall and side walls, the side walls surround the bottom wall and extend from the edge of the bottom wall upwards, the water receiving disc is arranged in the base, and the bottom face of the water receiving disc and the bottom wall of the base are vertically spaced, and the vibration reduction pads are arranged on the water receiving disc and arranged in the circumferential direction of the water receiving discs at intervals; the fixing parts are arranged on the vibration reduction pads and are connected with the side walls of the base, and the fixing parts are spaced from the water receiving disc. According to the switching device used for the multi-split air conditioner, the phenomenon that noise generated by flowing of refrigerants over a heat exchange system is spread to the base through the water receiving disc is effectively avoided, and therefore the noise of the air conditioner with the switching device is greatly reduced; the use occasion and the mounting position of the air conditioner are expanded, and the comfort of the air conditioner is improved.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1

High-pile wharf superstructure integrated construction equipment and construction method thereof

The invention discloses high-pile wharf superstructure integrated construction equipment and a construction method thereof. The high-pile wharf superstructure integrated construction equipment is used for carrying out hoisting construction on a wharf superstructure near a water position, and a high-pile wharf comprises a plurality of pile foundations, pile caps, concrete prefabricated parts and a cast-in-place surface layer, wherein the multiple pile foundations are vertically arranged at intervals, the pile caps are arranged at the tops of the pile foundations, the concrete prefabricated parts are placed at the tops of the pile caps, and the cast-in-place surface layer is used for wharf sloping; the superstructure refers to concrete prefabricated parts placed at the tops of the pile caps and comprises prefabricated cross beams, prefabricated longitudinal beams and prefabricated panels; the high-pile wharf superstructure integrated construction equipment comprises a truss mechanism, a hoisting mechanism and a rail mechanism, wherein the truss mechanism is arranged over the pile caps in a supporting mode, and a walking device is further arranged at the bottom of the truss mechanism; the hoisting mechanism is used for hoisting the multiple concrete prefabricated parts to the pile caps to form a supporting plane; the rail mechanism is supported at the bottom of the integrated construction equipment and used for walking of the integrated construction equipment. The high-pile wharf superstructure integrated construction equipment and the construction method thereof can be widely applied to the technical field of wharf construction.
Owner:CCCC SECOND HARBOR ENG +1

Processing method for alcohol production by cassava residues and molasses

The invention relates to an alcohol production process, in particular to a processing method for alcohol production by cassava residues and molasses. The method includes steps of (1) pretreatment, (2) cooking, (3) saccharifying, (4) fermenting and (5) distilling. The molasses and the cassava residues subjected to starch extraction are recycled and mixed to serve as raw materials, acid-free fermentation is adopted while various process improvements including avoiding of addition of antibacterial agents or bactericidal agents in a fermentation process, improving of a five-tower distillation process and the like are performed, and consequently product quality improvement, raw material saving, energy saving, consumption reduction, cost reduction and economic benefit increasing are further realized.
Owner:GUANGXI LUOCHENG KECHAO FOUND SCI & TECH DEV

Assistance uncovering device of centrifugal machine and vertical centrifugal machine using same

The invention discloses an assistance uncovering device of a centrifugal machine and the vertical centrifugal machine using the same. The assistance uncovering device is installed between an enclosure and an upper cover of the centrifugal machine. The upper cover is hinged to a first hinged base through a first hinged shaft. The assistance uncovering device comprises a second hinged base. The second hinged base is hinged with a sleeve through a second hinged shaft. An ejection rod is installed inside the sleeve in a telescopic sliding mode. An elastic piece is prepressed between one end of the ejection rod and the sleeve. The upper cover is provided with an assistance arm, and the assistance arm and the upper cover are located at the two sides of the first hinged shaft correspondingly. The other end of the ejection rod and the assistance arm are hinged through a movable hinged shaft. The movable hinged shaft is located below a center connecting line of the first hinged shaft and the second hinged shaft when the upper cover is closed. The assistance uncovering device is reasonable in structure, and labor can be saved in the uncovering process.
Owner:张家港市新华化工机械有限公司

Ceramic spray drying tower

The invention discloses a ceramic spray drying tower comprising a tower body, a discharge pipe and a water atomization pipe. The drying tower is characterized in that the discharge pipe is arranged under the tower body, a seal cover is arranged above the tower body, an atomizer extending into a steady-flow cavity of the tower body is arranged on the middle of the tower body, an air inlet is arranged in the wall surface of the steady-flow cavity, air holes and an air inlet plate are arranged under the steady-flow cavity, and a drying chamber is arranged under the air holes. With a moving retainer plate, the ceramic spray drying tower can prevent outside air from entering the drying tower, the pressure inside the drying tower body is decreased, the speed of material cyclone separation is increase and the drying effect and drying efficiency of materials are further improved, furthermore, the installation position of an air aspiration pipe is elevated, fewer powder particles are sucked in, and negative pressure and temperature of exhausting air are decreased. The ceramic spray drying tower is simple in structure and convenient to use.
Owner:钱达

A hot-end variable cross-section multi-pulse cold-end heat pipe radiator

The invention provides a heat pipe radiator with a variable-section hot end and multiple pulsation cold ends. The heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends comprises the pulsation cold ends and the hot end. The heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends is characterized in that each pulsation cold end is a heat dissipating plate internally provided with multiple pulsation channels, the hot end is a hollow cavity, the cavity is filled with a working medium and a capillary liquid absorbing core, an upper cover plate of the hot end hollow cavity is provided with multiple cold end connectors, each cold end connector is provided with one pulsation cold end, and the pulsation channels of the pulsation cold ends communicate with the hollow cavity of the hot end. The heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends is simple in structure, easy to manufacture and capable of being transversely and vertically used, the variable-section structure is adopted, so that the pressure bearing capacity of heat pipes can be improved, especially the heat dissipating area of the cold ends is increased, the two thermal processes of evaporation and condensation adopt a pulsation heat transferring mode and a porous medium heat transferring mode correspondingly, the heat transferring performance and the medium transferring performance are effectively improved, backflow is uniform, the temperature uniformity is good, and the heat pipe radiator with the variable-section hot end and the multiple pulsation cold ends is suitable for industrial manufacturing.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Double-key single-knob combining character input method based on embedded equipment

The invention provides a double-key single-knob combining character input method based on embedded equipment. By the application of the method, the operation is easy and convenient, and the character input equipment is concise in structure. The method comprises the following steps: (1) starting the character input mode of keys and a knob; (2) rotating the knob A, enabling characters in a character set Phi in the current character input positions to appear in sequence, when the required characters appear, stopping rotating, and namely considering that the characters are selected; (3) then pressing the character input position selection key, enabling the input positions to move in sequence, when the positions of the characters required to be input are reached during movement, stopping pressing, and namely considering that the positions correspond to the characters selected in the step (2); (4) sequentially repeating the step (2) and the step (3) until the required character string is completely and correctly displayed; (5) pressing the enter key, and namely informing a system of completing input of the required character string.
Owner:AVIC NO 631 RES INST

Temperature measuring device on motion device and temperature measuring method of temperature measuring device

The invention provides a temperature measuring device on a motion device. The temperature measuring device comprises a generating device and a temperature collecting device. The generating device comprises a generator producing an induced current, a rectification filtering circuit and a voltage stabilizing circuit, and therefore the kinetic energy of the motion of the motion device is converted into electric energy, and the stable voltage is obtained. A temperature sensor in the temperature collecting device is arranged at the position to be measured and transmits collected temperature signals to a controller to be converted to be output. According to the scheme, the kinetic energy of the motion device is converted into the electric energy through the design of the generating device, resources are saved, and the problems that in the prior art, the service life of a temperature measuring device of a vibration tank is short, the interior temperature of the materials cannot be truly reflected, interference is prone to being caused, and a power source is difficult to arrange are solved. The temperature measuring device has the advantages of being long in transmission distance, short in response time, high in anti-interference capability, stable and protection level, easy to design and low in power consumption and cost.
Owner:CHINA TOBACCO GUANGXI IND

Immersed tube tunnel end steel shell mounting and measuring method

The invention discloses an immersed tube tunnel end steel shell mounting and measuring method, and relates to the technical field of immersed tube tunnels. The method comprises the following steps: S1, setting a plurality of measuring points; S2, arranging a measuring pile at each measuring point; S3, installing a total station on one measuring pile, and installing prisms on the other measuring piles; S4, measuring the prisms by using a total station; S5, repeating the steps S3 and S4, and measuring each measurement pile to form a measurement coordinate network; S6, setting a virtual coordinate system in the measurement coordinate network to obtain a coordinate value of each measuring pile; S7, according to the coordinate values of the measuring piles, obtaining actual coordinate values ofthe measuring piles through adjustment calculation software; S8, pasting a reflector on the surface of the end steel shell; S9, erecting a measuring instrument on the measuring piles to perform three-dimensional coordinate data acquisition on the reflection points on the end steel shell; and S10, comparing the acquired three-dimensional coordinate data with theoretical data to adjust the mountingposition of the whole end steel shell. The installation and measurement precision of the end steel shell is improved.
Owner:GUANGZHOU SHIPYARD INTERNATIONAL LTD +1

Turning and folding type hidden ground irradiation lamp

The invention relates to field of automobile lamps, in particular to a turning and folding type hidden ground irradiation lamp. The lamp is integrated on a vehicle side mark position and comprises a lamp holder module, a rotary mechanism and a shell, wherein the lamp holder module is connected with the rotary mechanism to irradiate rays to the ground; the rotary mechanism comprises an exterior trimming side mark and is connected with the shell to control the rotary movement of the lamp holder module; the shell is fixedly connected with a vehicle body fender; on a working position, the rotary mechanism enables the lamp holder module to outwards rotate to an opening angle, the exterior trimming side mark is synchronously opened; and on a non-working position, the rotary mechanism enables thelamp holder module to inwards rotate to a folding angle, and the exterior trimming side mark is synchronously folded and is level with the vehicle body fender. An angle between the lamp holder moduleand the ground is regulated to independently meet the requirements of a LOGO lamp and a carpet lamp, and the lamp disclosed by the invention has the advantages of a large imaging area, a clear imaging pattern, no staining risks and the like. An all-hidden mode is adopted, an existing vehicle side mark modeling characteristic is used for increasing a sense of science and technology, and a client value is greatly improved.
Owner:SAIC VOLKSWAGEN AUTOMOTIVE CO LTD

Fixing method with self-lock nut supporting plate and rivet free supporting plate self-lock nut

The invention discloses a fixing method for a self-lock nut supporting plate and a rivet free supporting plate self-lock nut. When a supporting plate with a self-lock nut is fixed on a structural member needing the connection, firstly, the supporting plate is provided with a lug boss for protruding a bottom surface of the supporting plate and with a through hole; secondly, a pull rod of a cylinder with taper passes through the through hole of the lug boss; the pull rod is pulled by a pull gun to pass through the through hole of the lug boss, so that the lug boss part of the supporting plate expands to the surrounding and is embedded into the structural member; and finally, a supporting plate component with a self-lock nut is fixed on the structural member. The fixing method for the self-lock nut supporting plate and the rivet free supporting plate self-lock nut not only have the advantages of improving the mounting speed and the reliability, and enlarging the sandwich range and the mounting position, but also has light weight, compact design and the reduction of using cost; a mounting plate is free from counter sinking, scratching nest and chamfering, and can be arranged on a plane, an inclined surface and an arc surface; and the self-lock nut is moveably connected with an airplane structural member, can be changeable and has longer service life.
Owner:GUIZHOU AEROSPACE PRECISION PRODS

Embedded-device-based character input method with single key and double knobs combined

The invention provides an embedded-device-based character input method with a single key and double knobs combined. Operation can be easily and conveniently carried out by means of the method, and a character input device is simple in structure. The method includes the following steps that firstly, a key and knob character input mode is started; secondly, the knob A is rotated, characters in a character set phi appear at a current character input position sequentially, and the knob A is stopped from being rotated when the needed character appears, which indicates that the character is selected; thirdly, the knob B is rotated, the current character input position moves according to the rotation sequence, and the knob B is stopped from being rotated when the current character input position moves to the position of the character needing to be input, which indicates that the position corresponds to the character selected in the second step; fourthly, the second step and the third step are sequentially and repeatedly executed till a needed character string is completely and correctly displayed; fifthly, a key is pressed, and then a system can be informed that input of the needed character string is completed.
Owner:AVIC NO 631 RES INST

Security and protection monitoring system based on wireless communication network

The invention discloses a security and protection monitoring system based on a wireless communication network, which comprises a front end part, a transmission processing control part and a terminal part. The front end part comprises a plurality of wireless communication monitoring cameras, and the transmission processing control part comprises a central switch, a security and protection control end, a management server, a decoder and a network storage server. The invention discloses a security and protection monitoring system based on a wireless communication network. Security and protectionmonitoring data collected by the wireless communication monitoring camera can be transmitted through a wireless communication network. A special signal transmission line does not need to be laid. Manpower and material resources consumed in the construction process can be greatly reduced. The construction cost can be greatly reduced, the installation position of the wireless communication monitoring camera can be greatly expanded, the wireless communication monitoring camera has a self-storage function, the anti-interference capability is high, monitoring data cannot be lost even if interference is received, the safety is high, and the reliability and stability of a security monitoring system can be greatly improved.
Owner:江苏杰睿智能科技有限公司

Coaxial double-rotor helicopter transmission device with bevel gear branching

The invention discloses a coaxial double-rotor helicopter transmission device with bevel gear branching, and relates to the field of coaxial double-rotor helicopter transmission system configuration.The coaxial double-rotor helicopter transmission device with the bevel gear branching has very important significance for a high-power high-speed transmission system. According to the technical scheme, the coaxial double-rotor helicopter transmission device with the bevel gear branching comprises an output unit and at least one power input shunting unit, wherein the output unit comprises an innerrotor shaft 27 and an outer rotor shaft 28; and the power input shunting unit comprises an input shaft 1, a first gear shaft 4, a second gear shaft 9, a third gear shaft 10, a fourth gear shaft 17 anda sixth gear shaft 19. The transmission system configuration can be widely applied to the fields of medium and heavy helicopter transmission systems, ship transmission systems and the like. The sizeand weight of the whole transmission system can be effectively reduced, and the stability and reliability of the system are improved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Auxiliary fixing device for railway annunciator

The invention relates to an annunciator fixing device, in particular to an auxiliary fixing device for a railway annunciator. The device comprises a matching panel, a matching pipe, a matching ring, function openings, a gear ring II, a nail plate, a nail rod and bolt and nut assemblies I. The railway annunciator can be installed on a soil base beside a rail through the nail rod. The railway annunciator can be inserted through two abutting plates into a gap, such as a gap existing in a mountain slope, a gap between rocks or a self-built groove. The railway annunciator can sleeve a cylinder by utilizing two adjustable arc parts. The two abutting plates are unfolded to be in a horizontal state, and the rail annunciator can be installed on a wall body with a flat wall face. A mounting plate Iand a mounting plate II can be used for increasing the mounting position of the rail annunciator, and multi-path signal providing is facilitated.
Owner:ZHENGZHOU RAILWAY VOCATIONAL & TECH COLLEGE

Cab frame structure for construction machine

Provided is a cab frame structure for a construction machine, the cab frame structure having front pillars and roof pillars with each of the front pillars and the corresponding roof pillar configured from a single pipe material, the cab frame structure enabling a front header to be installed as high as possible in order to increase the upward viewing angle of the operator. The cab frame of a construction machine has front pillars (1) and roof pillars (2) with each of the front pillars (1) and the corresponding roof pillar (2) configured from a single pipe material (9) having a curved section (10) at the joint between the front pillar (1) and the roof pillar (2), and the curvature radius of the curved section (10) at the curve outer side (10a) thereof is set to be smaller than the curvature radius at the curve inner side (10b) thereof. As a result, spaces (12) which enable the position for containing the upper end (7x) of a front window unit (7) to be raised are formed in the curved sections (10). A front header (4) is disposed in such a manner that the position thereof corresponds to that of the upper end (7x) of the front window unit (7), the upper end (7x) being contained in the spaces (12). The configuration enables the front header (4) to be installed as high as possible to increase the upward viewing angle (?2) of the operator.
Owner:PRESS KOGYO CO LTD
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