95results about How to "Reasonable way of working" patented technology

The invention discloses a honeycomb type anti-explosion tank. The anti-explosion tank comprises a bottom plate, a first cylindrical barrel wall, a second cylindrical barrel wall, a third cylindrical barrel wall, a net bag and through holes; the bottom plate is a round bulletproof steel plate with the diameter being 1.4 m and the thickness being 1 cm, the first cylindrical barrel wall is welded to the bottom plate, the second cylindrical barrel wall is arranged in the first cylindrical barrel wall, the third cylindrical barrel wall is arranged in the second cylindrical barrel wall, the first cylindrical barrel wall, the second cylindrical barrel wall and the third cylindrical barrel wall are all welded to the bottom plate, the top ends of the first cylindrical barrel wall, the second cylindrical barrel wall and the third cylindrical barrel wall are designed to be open and free of top covers, the net bag is arranged in the third cylindrical barrel wall, the edge of the net bag is hung on a hook on the edge of the top barrel wall of the third cylindrical barrel wall, and the net bag is used for placing explosives in the middle of a tank body. Compared with the prior art, the tank has the advantages that the tank is simple and practical in overall structure, reasonable in part selection, connection and overall working mode, low in cost, convenient to manufacture and use, good in applicability and convenient to popularize, and the manufacturing cost is greatly reduced, and the use safety is improved.

The invention relates to a lock, in particular to an electronic head lock used on an electric vehicle and used for locking the head of the vehicle. The invention adopts the following technical scheme: the electronic head lock used on the electric vehicle is characterized by comprising a shell, wherein a first set of coil and a second set of coil are arranged side by side in the shell, a first core and a second core are respectively arranged at the same ends of the first set of coil and the second set of coil, a first spring and a second spring are arranged at the other ends of the two sets of coils, a locking hook is articulated with the shell, one end of the locking hook cooperates with the first core, and a hook is arranged at the other end of the locking hook; under the function of the first core, the locking hook can swing, so that a hook of the other end of the locking hook can lock or unlock the second core; when extending out, the second core is unlocked by the hook; when retracting, the second core is locked by the hook. By adopting the scheme, the electronic head lock overcomes the defects existing in the prior art, and the provided electronic head lock used on the electric vehicle is structurally simple and highly safe.

The invention relates to a booster bicycle provided with a sensor with a plurality of unevenly distributed magnetic blocks on a chain disc, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein the chain disc taken as the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities; the distances among the permanent magnet blocks are different from one another; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the boosting is reasonable in the starting point, the finishing point and the force, human can cooperate with a machine, and the electricity is saved.

The invention relates to a booster bicycle provided with a sensor provided with a plurality of magnetic blocks with unevenly distributed magnetic fluxes in a shell, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein the sensing element comprises the permanent magnet blocks and a Hall which are respectively arranged in a space where a rotary table and a fixed table are embedded; the rotary table is provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities and different magnetic fluxes; the Hall arranged on the fixed table is arranged at the position close to the permanent magnet blocks; the sensor is sheathed outside a centre shaft of the bicycle; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that the relative positions between the permanent magnet blocks and the Hall are fixed, square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the boosting is reasonable in the starting point, the finishing point and the force, human can cooperate with a machine in a best way, and the electricity is saved.

The invention discloses an assisted bicycle using a sensor with non-uniform distribution of multiple magnetic blocks in a housing, and belongs to an electric assisted bicycle capable of providing assisting signals by multi-point magnetic induction. The sensor comprises a sensing element, an assisting model processor, a digital-analog converter and an operational amplifier, which are sequentially connected, wherein the sensing element comprises a rotating disk and a fixed disk, permanent magnets and Halls are arranged in internal space, a plurality of the permanent magnets, which have the opposite magnetic polarities in the adjacent permanent magnets and can regulate the intervals and the positions with different magnetic fluxes, are arranged on the rotating disk, and the Halls on the fixed disk are arranged in the positions near the permanent magnets. The sensor is sheathed outside a center shaft of the bicycle, and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the relative positions of the permanent magnets and the Halls are fixed, and the Halls can obtain rectangular wave signals, so that the sensor can conveniently output an assisted model which is artificially set and can be regulated by digital processing to realize reasonable start point and end point of assisting, as well as reasonable force, enable a person and a machine to realize optimal matching and save electricity.

The invention relates to a permanent magnet direct current motor, in particular to a multi-phase permanent magnet direct current motor. The problems that in an existing permanent magnet direct current motor, output torque is imbalanced, and harmonic wave heating is serious are solved. 12*n grooves are formed under each pair of poles of a stator of the multi-phase permanent magnet direct current motor, wherein n is equal to 1 / 2, 1, 2, 3..., six phases of windings with the same number of turns are symmetrically arranged under each pole pair of the stator, and the wire outlet ends of all phases of windings are connected; a power supply device enables direct current to pass through (1-4), (2-5), (3-6), (4-1), (5-2) and (6-3) in sequence to penetrate through the windings according to the rotor position and rotating speed, the motor stator windings will produce a clockwise rotation magnetic field in an air gap, and under the drive of the magnetic field, a rotor of the motor will also rotate clockwise. The motor can be widely used in the variable-speed variable-shaft-power nonconstant speed using environment such as an electromobile, an elevator, a belt conveyer and a ship, and can also be applied to large-power large-starting-torque speed adjusting equipment such as petroleum and spinning high-precision devices.

The invention relates to a power-assisting bicycle using a sensor with a plurality of non-uniformly distributed magnetic blocks in a shell and belongs to an electric power-assisting bicycle for providing a power-assisting signal by multi-point magnetic induction. The sensor comprises a sensing element, a power-assisting model processor, a digital-to-analog converter and an operational amplifier which are sequentially connected. The sensing element comprises a rotary table and a fixed disk and permanent magnetic blocks and a hall are arranged in an inner space in which the rotary table and the fixed disk are embedded. A plurality of permanent magnetic blocks are arranged on the rotary table, wherein each two adjacent permanent magnetic blocks have opposite magnetic polarities; and the permanent magnetic blocks are arranged at unequal intervals. The hall on the fixed disk is arranged at the position close to the permanent magnetic blocks. The sensor is sleeved outside a center shaft of the bicycle. The operational amplifier is connected with a motor controller. The power-assisting bicycle has the advantages that the relative positions of the permanent magnetic blocks and the hall are fixed; a square-wave signal can be obtained by the hall; the power-assisting bicycle is convenient for the sensor to output the signal by digital processing to artificially set a power-assisting model; the power-assisting initial point, a power-assisting end point and the power-assisting strength are reasonable; and a user and a machine can be optimally matched and power is also saved.

The invention discloses a power-assisted bicycle using a sensor with position-adjustable magnetic blocks in a casing, which belongs to an electrically power-assisted bicycle for providing power-assisted signals through multi-point-position magnetic induction. The sensor comprises a sensing element, a power-assisted model processor, a D / A (digital to analog) converter and an operational amplifier which are sequentially connected, wherein the sensing element comprises permanent magnet blocks and a hall arranged in an inner cavity formed by that a movable plate and a fixed plate are mutually embedded, the movable plate is provided with a plurality of permanent magnet blocks, wherein two adjacent permanent magnet blocks are opposite in magnetic polarity, and the distance between the permanent magnet blocks can be adjusted, and the hall on the fixed plate is arranged at a position close to the permanent magnet blocks. The sensor is sleeved outside of a middle axle of the bicycle, and the operational amplifier is connected with a motor controller. The power-assisted bicycle disclosed by the invention has the advantages that: the relative positions between the permanent magnet blocks and the hall are fixed, and the hall can acquire rectangular wave signals, thereby facilitating that the sensor outputs reasonable forces (which are artificially set and can be adjusted) from the power-assisted model to a power-assisted starting point and a power-assisted ending point through digital processing, so that the man-machine cooperation can be optimal, and an effect of power saving can be achieved.

The invention discloses an assisted bicycle with a sensor with a plurality of magnet blocks uniformly distributed in a shell, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein the sensing element comprises permanent magnet blocks and a Hall element which are arranged in the cavity formed by embedding a rotary disc into a fixed disc; a plurality of permanent magnet blocks are fixedly arranged on the rotary disc, wherein the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; the Hall element on the fixed disc is arranged at the position close to the permanent magnet blocks; a sensor is arranged on a central shaft of a wheel of the bicycle; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the relative position between the permanent magnet blocks and the Hall element is fixed; the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.

The invention relates to a motorized bicycle having a sensor with multiple magnets uneven in position and magnetic flux in a casing, and belongs to electric motorized bicycles with motorized signals provided by multipoint magnetic induction. The sensor comprises sensing elements, a motorized model processor, a digital-to-analog converter and an operational amplifier which are connected in sequence, the sensing elements include permanent magnets and a Hall sensor unit which are arranged in a cavity formed by combining a rotary disc with a fixed disc, a plurality of permanent magnets are arranged on the rotary disc, magnetic polarities of the adjacent permanent magnets are opposite, the distances among the permanent magnets are different, the magnetic flux of the permanent magnets are also different, and the Hall sensor unit on the fixed disc is arranged close to the permanent magnets. The sensor is arranged on a center wheel axle of the bicycle, and the operational amplifier is connected with a motor controller. The motorized bicycle has the advantages that relative positions of the permanent magnets and the Hall sensor unit are fixed, the Hall sensor unit can acquire rectangular wave signals, and human-set adjustable motorized model signals can be processed digitally and output to the motorized starting point and the finishing point by the sensor conveniently, so that motorized power is reasonable in distribution, manpower and motorized power can be matched optionally, and electric power is saved.

The invention discloses a booster bicycle provided with a sensor with multiple magnetic blocks in nonuniform distribution in a shell, and belongs to an electric booster bicycle capable of providing booster signals by multi-point position magnetic sensing. The sensor comprises a sensing element, a booster model processor, a digital-analog converter and an operational amplifier which are connected in sequence, the sensing element comprises a rotating disc, a fixed disc, permanent magnetic blocks and a hall, wherein the permanent magnetic blocks and the hall are arranged in an internal hollow space formed by the embedding of the rotating disc and the fixed disc, a plurality of permanent magnetic blocks are arranged on the rotating disc, the magnetic polarities of the adjacent permanent magnetic blocks are opposite and are different in distance, and the hall on the fixed disc is arranged at the position close to the permanent magnetic blocks. The sensor is arranged on a central shaft of a wheel of the bicycle, and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that the permanent magnetic blocks and the hall are relatively fixed, the hall can obtain rectangular wave signals, the sensor can be used for outputting after the digital processing, a booster model is set artificially, the booster start point, the booster finishing point and the booster power are reasonable, so that a user and a machine can be best matched, and the power is saved.

The invention discloses a cylindrical high polymer material composite flexible anti-explosion tank and a preparation method thereof.The cylindrical high polymer material composite flexible anti-explosion tank comprises a cylindrical tank body, and the cylindrical tank body comprises a first anti-explosion structure unit and a second anti-explosion structure unit which are sequentially arranged from inside to outside; each of the first anti-explosion structure unit and the second anti-explosion structure unit comprises a first flexible anti-explosion layer, a second flexible anti-explosion layer and a third flexible anti-explosion layer; and the second flexible explosion-proof layer is arranged between the first flexible explosion-proof layer and the second flexible explosion-proof layer. The anti-explosion tank prepared through the method is light in weight, convenient to move and high in protection capacity, after explosives explode in the tank body, splashing fragments can be all bound in the tank body, the tank body cannot generate explosion fragments, and the basic structure of the anti-explosion tank can be kept.

The invention discloses a gyro battery aircraft, and the aircraft comprises an aircraft shell, a hollow motor, a fixed-angle upper rotor wing, an adjusting-angle lower rotor wing, a gyro battery and a control adjusting system; the hollow motor serves as aircraft power, and the fixed-angle upper rotor wing drives the gyro battery to rotate and generates fixed lift force; the counter-rotating gears drive the angle-adjusting lower rotors to reversely rotate to generate adjustable lift force, the movement in all the vertical horizontal directions and the adjustment of all postures in the air can be completed by adjusting the corresponding direction adjusting plates, and the counter-rotating gears enable the fixed-angle upper rotors and the angle-adjusting lower rotors to reversely rotate to prevent the aircraft from spinning. Compared with the prior art, the unmanned aerial vehicle has the advantages that gyroscope mechanical energy is formed through the weight of the main battery and the weight of the control device, flying is stable through gyroscope inertia, various postures can be stably kept in the air, and under the action of the adjustor, the postures are diversified, safety is high, applicability is good, and popularization is convenient.

The invention relates to a motorized bicycle having a sensor with multiple position-adjustable magnets in a casing, and belongs to electric motorized bicycles with motorized signals provided by multipoint magnetic induction. The sensor comprises sensing elements, a motorized model processor, a digital-to-analog converter and an operational amplifier which are connected in sequence, the sensing elements include permanent magnets and a Hall sensor unit which are arranged in a cavity formed by combining a rotary disc with a fixed disc, a plurality of permanent magnets are arranged on the rotary disc, magnetic polarities of the adjacent permanent magnets are opposite, the distances among the permanent magnets are adjustable, and the Hall sensor unit on the fixed disc is arranged close to the permanent magnets. The sensor is arranged on a center wheel axle of the bicycle, and the operational amplifier is connected with a motor controller. Relative positions of the permanent magnets and the Hall sensor unit are fixed, the Hall sensor unit can acquire rectangular wave signals, and human-set adjustable motorized model signals can be processed digitally and output to the motorized starting point and the finishing point by the sensor conveniently, so that motorized power is reasonable in distribution, manpower and motorized power can be matched optionally, and electric power is saved.

The invention provides a booster bicycle provided with a rotating disc type sensor with multiple magnetic blocks in uniform distribution, and belongs to an electric booster bicycle capable of providing booster signals by virtue of multiple-point position magnetic sensing. The sensor comprises a sensing element, a booster model processor, a digital-analog converter and an operational amplifier, wherein a plurality of permanent magnetic blocks with opposite adjacent magnetic polarities are fixedly arranged on the rotating disc of the sensing element, the rotating disc is arranged on a central shaft of a wheel of the bicycle, the hall of the sensing element is arranged on a frame close to the permanent magnetic blocks, and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that the hall can obtain square wave signals, the sensor can be used for outputting after the digital processing, a booster model can be set artificially, the booster start point, the booster finishing point, and the booster power are reasonable, so that a user and a machine can be best matched, and the power is saved.

A moped provided with a sensor with unevenly distributed positions of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks are different; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal, the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention relates to a booster bicycle provided with a rotary table type sensor provided with a plurality of magnetic blocks with adjustable positions and magnetic fluxes, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein a rotary table of the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities; the gaps among the permanent magnet blocks can be adjusted, and the positions of the magnet blocks with different magnetic fluxes can be adjusted; the rotary table is arranged on the central shaft of each wheel of the bicycle; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the booster model is adjusted to be reasonable in boosting starting point, finishing point and force, human can cooperate with a machine in a best way, and the electricity is saved.

The invention discloses an assisted bicycle with a magnetic flux sensor with a plurality of magnet blocks nonuniformly arranged on a flywheel, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein a plurality of permanent magnet blocks are fixedly arranged on the flywheel serving as the sensing element, and the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; magnetic fluxes of the permanent magnet blocks are different from each other; a Hall element of the sensing element is arranged on a bicycle frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.

The invention discloses a motorized bicycle having a rotary disk type sensor with non-uniformity distribution of multi-magnetic block positions, in particular to an electric motorized bicycle for providing an assisting signal by multi-point magnetic induction. The sensor comprises a sensing element, an assisting model processor, a digital / analogue converter and an operational amplifier which are sequentially connected, wherein a plurality of permanent magnet blocks of which adjacent permanent magnet blocks are opposite in magnetic polarities are arranged on a rotary disk of the sensing element; spaces between every two permanent magnet blocks are different; the rotary disk is arranged on a central shaft of a wheel of the bicycle; a Hall of the sensing element is arranged on a frame adjacent to the permanent magnet block; and the operational amplifier is connected with a motor controller. The motorized bicycle has the advantages that the Hall can acquire a rectangular wave signal which is conveniently and digitally processed and output by the sensor; and the assisting model is manually set, and thus an assisting starting point, finishing point and strength are reasonable, a person and a machine can be optimally matched and electricity is saved.

The invention discloses a novel hairdressing helmet which comprises an outer shell, the outer shell is of a hollow structure, a hairdressing cavity is formed in the outer shell, a lining matched withthe hairdressing cavity in specification and shape is arranged in the hairdressing cavity, the lining is made of soft materials, an isolation baffle is arranged on the lining and the wall face of an inner cavity of the hairdressing cavity, and a magnetic induction coil is installed on the isolation baffle. The magnetic induction coil is connected with a power supply installed on the top of the outer shell through a power line, and on-off of the magnetic induction coil is controlled through a switch of the power supply. Compared with the prior art, the novel hairdressing helmet has the advantages of being simple and practical in overall structure, reasonable in part selection, connection and working mode, capable of completing hairdressing work conveniently, efficiently and intelligently, capable of greatly shortening the traditional hairdressing time and improving the hairdressing efficiency and precision, wide in applicability and convenient to popularize.

The invention discloses an assisted bicycle with a magnetic flux sensor with a plurality of magnet blocks nonuniformly arranged on a flywheel, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein a plurality of permanent magnet blocks are fixedly arranged on the flywheel serving as the sensing element, and the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; magnetic fluxes of the permanent magnet blocks are different from each other; a Hall element of the sensing element is arranged on a bicycle frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.

The invention discloses a multifunctional three-color fireproof down lamp capable of adjusting angle through 360-degree rotation. The multifunctional three-color fireproof down lamp comprises a fireproof iron support assembly, wherein a magnet fixing plastic ring is additionally installed on the fireproof iron support assembly, a radiator fixing upper ring is installed in the magnet fixing plastic ring, an aluminum alloy radiator is additionally installed in the radiator fixing upper ring, an LED lamp panel module is additionally arranged in the aluminum alloy radiator, reflective paper is additionally arranged on the LED lamp panel module through screws, an optical lens is arranged on the reflective paper, a radiator fixing lower ring is arranged at one end of the optical lens, and the radiator fixing lower ring is buckled with the radiator fixing upper ring. Compared with the prior art, the lamp is advantaged in that the overall structure is simple and practical, part selection, connection and the overall working mode are reasonable, the irradiation angle can be adjusted by 360 degrees, the internal lamp body can move up and down through the two outer rings, the fireproof function is achieved, the manufacturing mode and the using mode are convenient and fast, applicability is good, and popularization is convenient.

A moped provided with a turntable sensor with changing positions and magnetic fluxes of magnetic blocks disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on a rotating plate of the sensing element; the distances between the permanent magnet blocks and the magnetic fluxes are different; the rotating plate is arranged on a wheel center shaft of a bicycle; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment; and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention discloses a power-assisted bicycle with a sensor with a flywheel provided with position / magnetic flux-adjustable magnetic blocks, which is an electrically power-assisted bicycle for providing power-assisted signals through multi-point-position magnetic induction. The sensor comprises a sensing element, a power-assisted model processor, a D / A (digital to analog) converter and an operational amplifier which are sequentially connected, a plurality of permanent magnet blocks (two adjacent permanent magnet blocks are opposite in magnetic polarity) are fixed on a flywheel as the sensing element, the distance between every two permanent magnet blocks and the positions of the permanent magnet blocks with different magnetic fluxes can be adjusted, a hall of the sensing element is arranged on a frame close to the permanent magnet blocks, and the operational amplifier is connected with a motor controller. The power-assisted bicycle disclosed by the invention has the advantages that: the hall can acquire rectangular wave signals, thereby facilitating that the sensor outputs reasonable forces (which are artificially set and can be adjusted) from the power-assisted model to a power-assisted starting point and a power-assisted ending point through digital processing, so that the man-machine cooperation can be optimal, and an effect of power saving can be achieved.

The invention discloses a photovoltaic module for polar environment. The photovoltaic module for polar environment comprises a double-sided power generation solar battery piece, the two sides of the double-sided power generation solar battery piece are subjected to packaging protection through a packaging adhesive, and a front glass layer and a rear glass layer are separately disposed on the two sides of the battery piece; a heating module for heating the front glass layer is arranged on the inner side of the front glass layer; the heating module is connected with a controller of the photovoltaic module; and when the controller detects that the generated energy of the front side of the battery piece is less power than that of the reverse side of the battery piece, the heating module is started, and otherwise, the heating module is turned off. The photovoltaic module for the polar environment has the advantages of simple structure, resistance to snow accumulation, high power generationefficiency, safety and reliability and the like.

The invention discloses a house sharing intelligent application system, which comprises a navigation module based on a system architecture, an information confirmation module, a payment module, a rental house intelligent module and a master control rear end, and is characterized in that the navigation module is provided with a search frame body and has the input function of text, picture and audio information; the search frame body is connected with the master control rear end through a channel based on a TCP / IP secure transmission protocol, the master control rear end feeds back housing information meeting search conditions to the navigation module, and the housing information is displayed by a front-end display plug-in of the navigation module. Compared with the prior art, the system has the advantages that the system is reasonable and clear in overall architecture, reasonable in functional module design, connection and working mode, capable of guaranteeing consistency of an applicant and a check-in person through real-name authentication, capable of achieving accurate management of personnel and unified accounting of all expenses, convenient for residents, capable of improving management efficiency and high in practicability. The provided house renting modes are diverse, can meet the requirements of different crowds, are networked with big data, and are high in overall safety, good in applicability and convenient to popularize.

The invention discloses a multifunctional lifting support. The support comprises a screen frame body, an LED display screen, a U-shaped support frame, a fixing base, a sliding block, a connecting base, telescopic rods, a suspension beam, a screen support, a machine case, a loudspeaker, a base and universal wheels, wherein the machine case is mounted at the upper part of the base; a stepping motor is arranged in the machine case, the stepping motor is connected with the two telescopic rods capable of stretching up and down through a gear bank composed of helical gears, and the end parts of the two telescopic rods are welded and fixed to the connecting base on the back of the suspension beam; and the sliding block is arranged at one side of the connecting base and welded to the back of the suspension beam. Compared with the prior art, the multifunctional lifting support has the advantages of simple and practical integral structure, reasonable part selection, connection and integral working mode, simple manufacturing mode and using method, attractive appearance, practicability, capability of being matched with various display screens, suitability for various occasions such as large conferences, capability of moving according to practical positions, good applicability and convenience in popularization.