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183results about How to "Avoid staggering" patented technology

Water-cooled three-phase diode-clamped three-level inverted power module

The invention discloses a water-cooled power module of three-phase diode-clamped three-level inverted topology. The water-cooled power module comprises a support frame, an electrolytic capacitor set, a second laminated bus bar, a water-cooled radiator, a first laminated bus bar, a power device, a balance resistor, a voltage sensor and first absorption capacitor sets, wherein the electrolytic capacitor set is positioned on the support frame; the second laminated bus bar is paved on the electrolytic capacitor set; the water-cooled radiator is spanned above the second laminated bus bar; a first laminated bus bar is spanned above the water-cooled radiator, and corresponding toothed connecting terminals between the first laminated bus bar and the second laminated bus bar are connected through a second absorption capacitor set; the power device, the balance resistor and the voltage sensor are fixed on the upper surface of the water-cooled radiator and are interconnected through the first laminated bus bar; and the first absorption capacitor sets are positioned above the first laminated bus bar and are interconnected through the first laminated bus bar. The water-cooled power module is arranged on the integral water-cooled radiator, so the power density is greatly improved, and the water-cooled power module can be applied to the places which are narrow or closed or have explosion-proof requirements; and the turn-off voltage spike is small, the electrolytic capacitor is difficult to emit heat, and the water-cooled power module is easy to mount and maintain.
Owner:ZHEJIANG UNIV +1

Tree seedling transplanting machine capable of digging up tree seedling with roots and soil balls

The invention discloses a tree seedling transplanting machine capable of digging up tree seedling with roots and soil balls. The tree seedling transplanting machine comprises a pair of digging arms capable of stretching leftwards and rightwards, wherein the front end of each digging arm is connected with a digging knife; a 1 / 4 spherical radian is formed on the digging surface of each digging knife; when the pair of digging arms is closed, the digging surfaces of the two digging knives constitute a semispherical radian; the digging arms are further provided with seedling supporting devices for surrounding tree trunks. According to the transplanting machine disclosed by the invention, the digging arms are provided with large-radian digging surfaces, so that tree seedlings can be dug up with soil balls and complete roots, and the transplanting survival rate is increased greatly; moreover, the digging arms are further provided with the seedling supporting devices for surrounding tree trunks, and soft materials are arranged on the inner sides of the seedling supporting devices, so that tree seedlings are prevented from lying on all sides during digging, and damage to the tree seedlings during digging can be effectively reduced.
Owner:ZHEJIANG GUANLONG MUNICIPAL GARDEN CO LTD

Method and system for processing text based on DNA sequences

The invention provides a method and system for processing a text based on DNA sequences. The method comprises the following steps of: allocating DNA sequence codes to characters of over two texts; and performing similarity analysis on the over two texts allocated with DNA sequence codes by using a DNA sequence processing method, wherein the characters are one kind or multiple kinds of digitals, letters, words or symbols, and the letters or the words are the letters or the words in one or multiple languages. The allocation of the DNA sequence codes to the characters of the over two texts is realized by the following steps of: allocating decimal numbers to the characters of the over two texts; converting the decimal numbers into quaternary numbers; enabling 0, 1, 2, 3 in the quaternary numbers to respectively correspond to one kind of four kinds of deoxyribonucleic acid; and converting the quaternary numbers into the DNA sequence codes. The invention also provides the system for realizing the method. The method and the system provided by the invention do not depend on the establishment of the existing database and the extraction of key words, have no restriction on the numbers of characters and character combinations, and can realize the efficient and comprehensive analysis for text information.
Owner:INST OF RADIATION MEDICINE ACAD OF MILITARY MEDICAL SCI OF THE PLA

Cable automatic take-up device

The invention provides a cable automatic take-up device, which belongs to the technical field of cable take-up devices, and includes a bracket, a cable drum, a first motor, a mounting frame, a movingrod, a driving wheel set, a second motor and a cable threading hole. The cable drum is arranged on the bracket. The first motor is used to drive the cable drum to rotate. The mounting frame is disposed on one side of the bracket. The moving rod is disposed in the mounting frame and parallel to the axial direction of the cable drum. The driving wheel set is disposed in the mounting frame to drive the moving rod to move horizontally and reciprocally. The second motor is used to drive the driving wheel set to rotate. The cable threading hole is formed in the moving rod to allow a cable to thread.The cable threading hole drives the cable to move reciprocally, so that the cable is evenly wound on the cable drum. According to the cable automatic take-up device provided by the invention, when the cable is taken-up on the cable drum, the cable can swing back and forth according to the axial direction of the cable drum, and evenly and continuously wound around the cable drum, thereby avoidingthe staggering of the cable on the cable drum and local winding superposition, ensuring the take-up quantity of the cable drum, and ensuring the tightness of the cable wound around the cable drum.
Owner:STATE GRID CORP OF CHINA +2

Intelligent sorting device for e-commerce logistics

The invention discloses an intelligent sorting device for e-commerce logistics. The device comprises a material conveying platform, and a first conveying belt and a second conveying belt which are arearranged on one side of the material conveying platform, wherein the first conveying belt is wound on a first rotating roller, the second conveying belt is wound on a second rotating roller, multiplefirst guide plates are arranged on one sides of the first conveying belt and the second conveying belt, a partition plate is arranged between the first conveying belt and the second conveying belt, multiple first through cavities matched with the first guide plates are arranged on the partition plate, movable plates are arranged in the first through cavities, the movable plates are provided withfirst movable grooves, first baffles are arranged in the first movable grooves, a first driving motor used for driving the first baffles and the movable plates to move left and right is arranged on the partition plate, and the first baffles move before the movable plates. According to the device, packages are pushed down from the conveying belts after abutting against the baffles, so that it is ensured that the packages are pushed down from the conveying belts, and the situation that the packages are missed is avoided.
Owner:陈怡

System comprising a door actuation part and locking cylinder

The invention relates to a system (1) for operating a lock (2), comprising a functional support (6), in particular a frame, a door operating part (7), in particular a door handle, a bearing element (8), which is connected to the functional support (6) in a rotationally fixed manner and which is used to support the door operating part (7) on the functional support (6), and a coupling, which comprises at least one coupling element (15), which can be moved from a position in which the coupling element is not in contact to a position in which the coupling element is in contact with a coupling counter element (3) integrated in the lock (2), wherein in the position of the coupling element (15) in which the coupling element is not in contact with the coupling counter element (3), the door operating part (7) can be freely rotated without transferring a torque to the lock (2), and wherein in the position of the coupling element (15) in which the coupling element is in contact with the coupling counter element (3), a torque applied to the door operating part (7) can be transferred by means of the coupling element (15) to the coupling counter element (3) and by means of the coupling counter element to the lock (2), wherein the coupling element (15) is integrated in the bearing element (8) at least in the position in which the coupling element is not in contact.
Owner:DORMA GERMANY GMBH

Wind-resistant photovoltaic panel mounting bracket

The invention relates to a wind-resistant photovoltaic panel mounting bracket. The bracket comprises a bracket body and a load-bearing base; the load-bearing base comprises wind-resistant plates and wind-resistant columns; each wind-resistant plate forms an accommodating cavity on the load-bearing base; telescopic push rods connected with the bracket body are arranged in the wind-resistant columnsrespectively; the bracket body is arranged obliquely outside the accommodating cavities through the extension length of the telescopic push rods; and the bracket body is accommodated in the accommodating cavities through the contraction of the telescopic push rods. According to the wind-resistant photovoltaic panel mounting bracket of the invention, the bracket body is arranged obliquely outsidethe accommodating cavities through the extension length of the telescopic push rods, so that the bracket body can be exposed to sunlight to generate direct current for a user to use; when it is windy,the bracket body can be accommodated in the accommodating cavities through the contraction of the telescopic push rods; the bracket body can be protected through the wind-resistant plates and wind-resistant columns on the load-bearing base, and therefore, wind can be resisted, damage to the bracket body and a photovoltaic panel can be decreased, and cost can be saved.
Owner:ZHEJIANG HUIHONG SOLAR ENERGY CO LTD

Battery management system, power battery system and vehicle

The invention relates to a battery management system, a power battery system and a vehicle. The battery management system comprises a master control module, a high-voltage module and at least two slave control modules, wherein the at least two slave control modules are corresponding to battery modules; the master control module comprises a first wireless communication unit; each slave control module comprises a second wireless communication unit; the high-voltage module comprises a third wireless communication unit; and the master control module, the high-voltage module and each slave controlmodule are in wireless communication connection through the corresponding wireless communication units. According to the battery management system, the power battery system and the vehicle of the invention, the master control module, the high-voltage module and each slave control module are each provided with one wireless communication unit; wireless communication between the master control moduleand the high-voltage module and wireless communication between the master control module and the slave control modules can be achieved; due to the fact that all the modules are connected without wireharnesses, the interlacing of high-voltage harnesses and low-voltage harnesses is avoided, and the arrangement of all the modules is more flexible, and applicability is higher.
Owner:郑州深澜动力科技有限公司

Hand-operated wheelchair with cambered small table and pedestal pan and manufacturing method of wheelchair

The invention provides a hand-operated wheelchair with a cambered small table and a pedestal pan and a manufacturing method of the wheelchair. The hand-operated wheelchair comprises a wheelchair, a cambered table, an anti-stink pedestal pan, a pillow, an article holding frame, an infusion bag support and an oxygen cylinder fixing band; the hand-operated wheelchair is characterized in that the anti-stink pedestal pan is arranged on the seat of the hand-operated wheelchair, an excrement receiving bag sleeves the lower opening of the pedestal pan, the cambered table is arranged on the front face of the upper part of the seat, a metal hinge is arranged on the right side of the cambered table, a magnet piece is arranged on the left side of the cambered table, the article holding frame is arranged under the cambered table, a first metal supporting rod, a second metal supporting rod and the pillow are arranged on the back of the hand-operated wheelchair, a cylinder, an infusion supporting rod and a hook are arranged on the infusion bag support on the back of the wheel-operated wheelchair, and a hook for holding articles is arranged on the left side of the front of the hand-operated wheelchair. The hand-operated wheelchair with the cambered small table and the pedestal pan is economic and practical.
Owner:CHENGDU DRAGON WATER TREATMENT TECH RES INST
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