55results about How to "Shorten the motion path" patented technology

The invention discloses a full-automatic single-rail glue dispenser and a glue dispensing process thereof. The full-automatic single-rail glue dispenser comprises two sets of collection and release assemblies, a conveying rail, a front pushing part, a glue dispensing platform and a glue dispensing assembly. The two collection and release assemblies are arranged on the left and right sides of a rack correspondingly symmetrically. The front pushing part is arranged on the lateral part of the collection and release assembly on the left side and pushes carrier plates in the collection and releaseassembly on the left side into the conveying rail. The conveying rail is arranged between the two collection and release assemblies. A rear pushing part of the conveying rail pushes the carrier platesinto the collection and release assembly on the right side. The glue dispensing platform is arranged between a movable support plate and a fixed support plate, conducts upward jacking and supports the carrier plates. The glue dispensing assembly is arranged above the glue dispensing platform and conducts glue dispensing on the carrier plates on the glue dispensing platform. Through the full-automatic single-rail glue dispenser and the glue dispensing process thereof, mutual friction and collision between adjacent carrier plates are avoided effectively, position stability of fingerprint modules on the carrier plates is ensured while feed and discharge efficiency is promoted in a linear pushing mode, and adjustability of the sizes of the conveying carrier plates is achieved.

The invention discloses a rapidly-responsive humidity sensor and a manufacturing method thereof, belonging to the technical field of manufacturing process for semiconductor integrated circuits. The rapidly-responsive humidity sensor comprises a substrate, metal interdigital electrode layers and a humidity-sensitive material layer, wherein the humidity-sensitive material layer is distributed among the metal interdigital electrode layers and on the upper surfaces of the metal interdigital electrode layers and provided with at least one groove used for increasing the surface area of the humidity-sensitive material layer. According to the invention, a part of a humidity-sensitive material is removed compared with conventional manufacturing processes for interdigital electrode type humidity sensors, a single and a plurality of grooves are formed in the humidity-sensitive material layer, so more surface areas of the humidity-sensitive material are exposed in a to-be-measured environment; and thus, the motion path of water molecules can be effectively shortened, so the response speed of the humidity sensor is increased. The method does not increase manufacturing cost for the sensor, is simple, substantially improves the performance of the humidity sensor and is completely compatible with traditional CMOS processes.

The invention relates to the field of laser processing and particularly relates to a laser head empty movement control method and system. The control method comprises steps that a starting point and an end point of laser head empty movement are determined; in the process that a laser head is lifted to descend in an empty moving mode, interpolation movement is conducted through an X axis and a Y axis of the laser head, so a lifting track and a descending track of the laser head are both arc tracks; a path of the laser head based on the idle moving time period is determined. In the process thatthe laser head rises and falls, the X axis and the Y axis of the laser head are controlled to perform interpolation motion, so the motion path of the laser head can be shortened, the idle moving timeof the laser head is shortened, and production efficiency is improved.

Disclosed is a solar cell panel including: a semiconductor substrate having a long axis and a short axis that intersect; a first conductivity type region formed on one surface of the semiconductor substrate; a second conductivity type region formed on the other surface of the semiconductor substrate; a first electrode electrically connected to the first conductivity type region; and a second electrode electrically connected to the second conductivity type region. The first electrode includes: a plurality of finger lines positioned in a first direction parallel to the long axis and being parallel to each other; and a plurality of bus bars including a plurality of pad portions positioned in a second direction parallel to the short axis. The plurality of pad portions include a first outer pad and a second outer pad located on opposite ends of the plurality of bus bars in the second direction, respectively.

The invention relates to the technical field of goods shelf temporary storage, and discloses a circular goods shelf temporary storage system. The circular goods shelf temporary storage system comprises a plurality of goods shelves distributed in the circumferential direction; and each goods shelf comprises shelving grid ports at which turnover boxes are placed, and a transporting grid port. Transporting vehicles can load the turnover boxes, and can come in and go out of a temporary storage warehouse through the transporting grid ports. A robot is located in the center of the temporary storagewarehouse and drives the turnover boxes to be switched between the shelving grid ports and the transporting vehicles. The temporary storage warehouse does not need to be provided with an opening at which the turnover boxes come in and go out of the warehouse, so that the number of the stored turnover boxes is increased, and the use ratio of a longitudinal space is increased; and the turnover boxescome in and go out of the warehouse more freely, the robot only needs to rotate to the goods shelves where the turnover boxes are located, the transporting vehicles can come in the warehouse throughthe transporting grid ports in the goods shelves, the robot places the turnover boxes on the transporting vehicles, and the transporting vehicles loaded with the turnover boxes go out of the warehousefrom the transporting grid ports, so that the movement path of the robot is shortened, and the efficiency that the turnover boxes come in and go out of the warehouse is improved.

The invention relates to a bad-seedling removing and seedling supplementing apparatus based on a Delta parallel mechanism. The apparatus comprises a frame, a Delta parallel mechanism, cylinders, a bad-seedling removing clamp, a healthy-seedling supplementing clamp, and a plug tray conveyer belt. A mobile platform of the Delta parallel mechanism is driven by three electric motors to perform front-back, right-left, and up-down movement at three degree of freedom. The removing clamp and the seedling supplementing clamp are installed on the mobile platform of the Delta parallel mechanism through the cylinders and move with the mobile platform for bad-seedling removing and seedling supplementing. According to the apparatus, the Delta parallel mechanism is taken as a driving mechanism of the seedling taking clamps, can move at three degree of freedom, and is high in speed and low in accumulated error. During an operation process, a plug tray filled with seedlings is supplied on the conveyer belt at a time with high positioning precision. According different characteristics of root conditions of bad-seedling and healthy-seedling plug trays, seedling taking clamps with different structures are adopted. The taking clamps can work alone through driven by the cylinders, and interference of the other seedling taking clamp in adjacent seedlings is prevented, so that the bad-seedling removing and healthy-seedling supplementing operation is completed.

The invention provides a negative electrode material of a lithium battery. The material comprises 80-90 wt% of graphite, 0.5-6 wt% of a conductive agent, 0.5-6 wt% of carboxymethylcellulose lithium and 1-10 wt% of styrene-butadiene latex. When the negative electrode material is used as a negative electrode of the lithium battery, Li ions can be additionally provided for the lithium battery, the dispersing control efficiency of the lithium ions is improved, the embedding and releasing number of the lithium ions between a positive electrode and the negative electrode is improved, the lithium ionmoving route between the positive and negative electrodes is shortened, so that the conductive rate and transmission rate between the positive and negative electrodes are effectively improved, and the lithium battery which adopts the negative electrode material as the negative electrode has higher specific capacity and circulation efficiency.

The invention discloses a modification processing method of an optical element surface, comprises the following steps: planning a processing and scanning route, converting coordinates, calculating processing dwell time, modifying and processing, converging step by step and the like, is combined with the advantages of an X-Y scanning mode and a rho-theta scanning mode, has the advantages of good stability, strong controllability, simple processing operation and high processing precision, and is especially suitable for the modification processing of the optical element surface of a high gradient workpiece. The invention also discloses a numerical control machine used in the modification processing method, an abrasive disk thereof and a rotation axis thereof are connected with a universal coupling, the rotation axis of a removal function generator is aslant arranged on an engine base in a mode of having an included angle beta with the optical axis of a workpiece to be processed, and the numerical control machine has the advantages of simple structure, low cost and the like.

The invention discloses a board feeding and discharging system for full-automatic detection of a printed circuit board. The board feeding and discharging system comprises a feeding device, a discharging device, a dust sticking machine, a transfer device, a robot, a mechanical arm clamp, a first auxiliary clamp and a first movement mechanism. The feeding device and the dust sticking machine are arranged side by side. The transfer device is arranged above the feeding device and the dust sticking machine. The robot is opposite to the feeding device and the dust sticking machine. The mechanical arm clamp is mounted at the front end of a mechanical arm of the robot. The first auxiliary clamp is arranged on the left side of the robot and moves in the vertical direction through the first movement mechanism. The discharging device is arranged on the right side of the robot. The auxiliary clamp is mounted on the left side of the mechanical arm and cooperates with the mechanical arm clamp, and therefore the mechanical arm can complete board feeding and discharging of one period simply by turning over the mechanical arm clamp two times, the motion path and time of the mechanical arm are shortened, and the detection efficiency of a whole detection system is improved.

Disclosed is a solar cell panel including: a semiconductor substrate having a long axis and a short axis that intersect; a first conductivity type region formed on one surface of the semiconductor substrate; a second conductivity type region formed on the other surface of the semiconductor substrate; a first electrode electrically connected to the first conductivity type region; and a second electrode electrically connected to the second conductivity type region. The first electrode includes: a plurality of finger lines positioned in a first direction parallel to the long axis and being parallel to each other; and a plurality of bus bars including a plurality of pad portions positioned in a second direction parallel to the short axis. The plurality of pad portions include a first outer pad and a second outer pad located on opposite ends of the plurality of bus bars in the second direction, respectively.

The invention discloses an automatic plug seedling transplanting path optimization method based on an artificial ant colony. The method comprises the steps that the health conditions and position information of plug seedlings in seedling trays with plug holes to be filled with seedlings and plug seedlings in transplanting seedling trays are determined through the machine vision method, and a seedling tray matrix is generated, positive and negative node numbering is carried out, and the concentration of pheromones is initialized; next access nodes are selected by artificial ants through the roulette method, accessed nodes are added into a taboo table so that the nodes will not be repeatedly accessed, and access paths of the artificial ants are recorded to obtain the length of the shortest path and the numbering sequence of all the nodes of the shortest path; the pheromones are comprehensively updated, and the taboo table is cleared after updating is finished; the steps are repeatedly executed, and the shortest path of each turn of access of the artificial ants is recorded to obtain the shortest path. By means of the method, the motion path of a transplanting claw can be effectively shortened in the process of filling the plug holes with seedlings, working efficiency is improved, an excellent optimization effect is also achieved in the process of dealing with a large number of empty plug holes, and a signal empty plug hole can be dealt with as well.

The invention discloses an oxygen preparation device. The oxygen preparation device comprises a filtering mechanism, an air compressor, a temperature and humidity adjusting mechanism and an oxygenation mechanism which are sequentially connected via air pipelines, wherein the oxygenation mechanism comprises two parallel molecular sieve columns and a sealing casing; the two molecular sieve columns are arranged in the sealing casing in parallel, and the molecular sieve columns is connected with a desorption pipeline; each molecular sieve column comprises a net cylinder, molecular sieve particlesare stacked in the corresponding net cylinder, a sealing adjusting cylinder is sheathed at the exterior of each net cylinder, and comprises a fixed cylinder part and a movable cylinder part, and eachmovable cylinder part is rotationally connected with the corresponding fixed cylinder part by using the center axis of the sealing adjusting cylinder as the rotation axis; each movable cylinder part is provided with an absorption position and a desorption position in the movement travel, and at least one part of the movable cylinder part is overlapped on the fixed cylinder part to expose the net cylinder at the desorption position. The oxygen preparation device has the advantage that the air contract area is greatly increased in the desorption process, and the air movement path is shortened, so that the desorption time is shortened.

The invention discloses a method for separating fatty alcohols from an alkyl glycoside crude product, and belongs to the technical field of light chemical daily necessity separation. According to themethod, supercritical CO2 extraction separation technology is adopted; extracting and separating unreacted fatty alcohols are adopted to obtain a high-purity alkyl glycoside solid product; no organicsolvent is used, no post-processing is required, the cost is low, and large-scale enlarged production is easy to realize; a semi-permeable suspended barrel and an air cavity channel are adopted, on one hand, CO2 can be introduced into the air cavity channel, CO2 fluid containing the fatty alcohols is in a micro-boiling state, overflow of gaseous CO2 is accelerated, separation efficiency is accelerated, on the other hand, compared with the prior art wherein separated CO2 is discharged in one direction and gaseous CO2 is separated after CO2 feeding is stopped, the method in the invention can realize discharge outwards in multiple directions from the upper side and the air cavity channel, gaseous CO2 overflow moving path is reduced effectively, so that the separation efficiency of gaseous CO2and fatty alcohols is remarkably improved.

The invention relates to a low-attenuation light emitting diode (LED). The LED comprises a bracket, of which the top is provided with a groove, wherein a chip is fixedly arranged in the groove of the bracket, a coating layer covers the chip, a fluorescence conversion layer covers the coating layer, and a layer of light matching body covers the fluorescence conversion layer. According to the LED, due to an encapsulation structure that the chip is covered by adopting the coating layer, the photo-thermal effect on the fluorescence conversion layer caused by the chip can be reduced, the light attenuation is retarded, and the magnitude of color drift is reduced; and the motion path of fluorescent powder is shortened by the fluorescence conversion layer, and the nonuniformity of settlement of the fluorescent powder can be effectively prevented. The LED has the advantage that the problems of the current LED encapsulation that the light attenuation is high, light spots are nonuniform, the Bin entering ratio is low, and the like are solved.

The invention discloses a robot intelligent up-and-down printed circuit board system and a circuit board transfer method. The robot intelligent up-and-down printed circuit board system comprises a feeding device, a discharging device, a dust sticking machine, a dual transfer device, a robot, a mechanical arm clamp, a first auxiliary clamp, a first vertical movement mechanism, a board takeoff device and a first longitudinal movement mechanism. The discharging device, the feeding device and the dust sticking machine are arranged from right to left side by side. The dual transfer device is arranged above the discharging device, the feeding device and the dust sticking machine. The robot is opposite to the feeding device and the dust sticking machine. The mechanical arm clamp is mounted at the front end of a mechanical arm of the robot. The first auxiliary clamp is arranged on the left side of the robot and moves in the vertical direction through the first vertical movement mechanism. The board takeoff device is arranged on the right side of the robot and moves above the discharging device in the longitudinal direction through the first longitudinal movement mechanism. According to the robot intelligent up-and-down printed circuit board system, the movement path and time of the robot are reduced, the wait time of other components is shortened, and the detection efficiency of the whole detection system is effectively improved.

The invention discloses a scanning frame and a path planning method thereof. The scanning frame comprises a central control system, a fixed frame and a driving device for driving the scanning frame tomove, wherein two sensors are arranged on the fixed frame; distance measuring probes are respectively mounted at two ends of the fixed frame; an infrared probe is mounted at the side part of the fixed frame; the fixed frame is further fixedly connected with a front fixed block and a rear fixed block; two universal wheels are mounted at the bottom of the rear fixed block; a first motor for drivingthe universal wheels to rotate is further mounted in the rear fixed block; two fixed wheels are mounted at the bottom of the front fixed block; the central control system is electrically connected with the distance measuring probes and the infrared probe. Whether the scanning frame finishes outer ring detection of a bottom plate of a storage tank or not is judged through the distance measuring probes and the infrared probe outside the scanning frame, so that a movement path of the scanning frame is gradually reduced from an outer ring to an inner ring, and finally, the detection of the bottomplate of the whole storage tank is finished.

Disclosed is a solar cell including a semiconductor substrate, a conductive region on or at the semiconductor substrate, and an electrode electrically connected to the conductive region. The electrode includes a plurality of finger lines formed in a first direction and parallel to each other and a bus bar electrically connected to the plurality of finger lines and formed in a second direction crossing the first direction. The bus bar includes a plurality of pad portions positioned in the second direction, and the bus bar has a plurality of regions, which are different from each other in at least one of an arrangement and an area of the plurality of pad portions, in the second direction.

The invention discloses a board feeding and discharging system for full-automatic detection of a printed circuit board. The board feeding and discharging system comprises a feeding device, a discharging device, a dust sticking machine, a transfer device, a robot, a mechanical arm clamp, a first auxiliary clamp and a first movement mechanism. The feeding device and the dust sticking machine are arranged side by side. The transfer device is arranged above the feeding device and the dust sticking machine. The robot is opposite to the feeding device and the dust sticking machine. The mechanical arm clamp is mounted at the front end of a mechanical arm of the robot. The first auxiliary clamp is arranged on the left side of the robot and moves in the vertical direction through the first movement mechanism. The discharging device is arranged on the right side of the robot. The auxiliary clamp is mounted on the left side of the mechanical arm and cooperates with the mechanical arm clamp, and therefore the mechanical arm can complete board feeding and discharging of one period simply by turning over the mechanical arm clamp two times, the motion path and time of the mechanical arm are shortened, and the detection efficiency of a whole detection system is improved.

The invention discloses a heat exchange structure. The heat exchange structure comprises a metal substrate and rib plate arrays which are arranged on the substrate in parallel. The invention furthermore discloses a method for preparing the heat exchange structure. The method comprises the steps of: processing the parallel rib plate arrays on the metal substrate; and processing the rib plates downwards from the inner sides of the top edges of the rib plate by using a micro milling cutter through a numerical control milling method, and processing inner grooves on the side surfaces to obtain theheat exchange structure. According to the heat exchange structure and the preparation method, the heat exchange area and nucleate boiling can be effectively increased, a working medium is ensured to form a thin liquid film on the surface of the heat exchange structure, the immersion amount of the heat exchange structure in the working medium is controlled, and the nucleate boiling and thin film evaporation processes are strengthened; and the preparation method is simple, efficient and reliable in principle, and is capable of realizing low-cost and large-scale application in multiple two-phaseradiators.

The invention provides a staining instrument which is used for tissue slice immumohistochemical staining before a hospital morphology pathological test. The staining instrument comprises a workbench and a mobile mechanical head, wherein the mechanical head is located above the workbench; a suction nozzle area, a reagent area, a recycling area and a staining area are arranged on the workbench; a suction nozzle is arranged in the suction nozzle area; a reagent bottle containing a reagent is arranged in the reagent area; a test block is arranged in the staining area; the mechanical head moves to the suction nozzle area, effectively extracts a suction nozzle and then moves to the reagent area for absorbing the reagent; and then the mechanical head is used for dropwise adding the reagent into the staining area and putting the suction nozzle to the recycling area. The invention also provides a control method for the staining instrument. The control method is used for performing staining operation and comprises the following steps: S1) acquiring the suction nozzle from the suction nozzle area by a sucker of the mechanical head; S2) absorbing the reagent in the reagent area through the suction nozzle by the sucker; S3) dropwise adding the reagent in the suction nozzle onto the test block; S4) separating the suction nozzle from the sucker and placing the suction nozzle into the recycling area. The staining instrument and the control method thereof have the advantages of simpleness, high degree of automation, and the like.

The invention provides an integrated oven and belongs to the field of articles for daily use. According to the integrated oven, the problem that an oil-filter screen cover of an existing integrated oven is inconvenient to replace is solved. The integrated oven comprises a shell, a draught fan installed in the shell and an oven table installed on the shell; a smoke discharging channel with an inlet and an outlet is formed in the shell which comprises a supporting wall being in a tabulate shape, an oil-filter screen being in a tabular shape is attached to the front side of the supporting wall, and the inlet of the smoke discharging channel communicates with the outside world through filtration holes in the oil-filter screen; a clamping piece being in a long-piece shape is installed between the supporting wall and the oven table, the oil-filter screen is clamped between the clamping piece and the supporting wall, and the clamping piece can move forwards and backwards relative to the oven table; a threaded hole directly facing the middle of the clamping piece is formed in the oven table, a screw is connected with the threaded hole in an internally threaded mode, and the front end and the rear end of the screw both stretch out of the threaded hole; and the rear end of the screw is rotatably connected with the clamping piece through a bearing. The integrated oven has the advantages of being convenient to replace the oil-filter screen.

The invention discloses an excavator bucket hook. The excavator bucket hook comprises a mounting plate. Lug plates with shaft holes are installed at the two sides of the upper portion of the mounting plate. An arc-shaped toothed bar with bucket teeth is welded to the middle position of the bottom of the mounting plate. The inner side of an arc-shaped curved surface of the toothed bar is provided with a protecting bush through a pin shaft. A gear sleeve is installed on the upper portions of the bucket teeth through a pin shaft. A main flow guide groove is formed in the back faces of the bucket teeth. Auxiliary flow guide grooves are symmetrically formed in the two sides of the flow guide groove and obliquely extend outwards in the direction pointing to the bottom of the gear sleeve from the bottoms of the bucket teeth. Sealing edges perpendicular to the axes of the auxiliary flow guide grooves are arranged on the two side walls of the auxiliary flow guide grooves, and a gap is reserved between the two sealing edges. When the bucket teeth are cut into a soil layer, the two auxiliary flow guide grooves are symmetrically formed in the two sides of the main flow guide groove and obliquely extend outwards in the direction pointing to the bottom of the gear sleeve from the bottoms of the bucket teeth, a rectangular column and two tilted T-shaped pillars are produced on the cut-off surface of the soil layer, and sudden descending of the bucket teeth in the smashing process is avoided.

The present invention discloses a silicon wafer aligning method, which comprises: 1, inputting the position of a precise aligning coordinate point on a silicon wafer, and an upper coordinate and a lower coordinate of movement of a precise aligning process work-piece table; 2, adopting the distances between the previous working positions and the next working positions of the precise aligning process as a constraint function of the zero distance, or finding the nearest neighbor points between the previous working positions and the next working positions of the precise aligning process and connecting the nearest neighbor points so as to be adopted as the constraint function, adopting a traveling salesman algorithm to optimize, and increasing a penalty function as a weight when meeting the constraint condition; 3, adopting a search algorithm to carry out problem calculation; and 4, outputting the calculation result.

The invention discloses a spherical router with an automatic cleaning function, belongs to a router in the technical field of information and aims at providing a spherical router with the automatic cleaning function. A technical scheme of the invention is that the spherical router comprises a pedestal and a hemispherical shell arranged on the pedestal, wherein one side of the pedestal is providedwith a power box, an output shaft of the power box is connected with a cleaning rod, and the cleaning rod is hemispherical so as to be matched with the hemispherical shell; a lower end of a rotating tube is provided with a sector gear, the center of the sector gear is connected with a rotating rod, the other end of the rotating rod is provided with a sliding block, and the sliding block is arranged in a sliding chute; the center of the sector gear is connected with the power box through a hinge, the sector gear is engaged with a rotating gear, and an output shaft of the rotating gear is connected with the cleaning rod. The invention provides the spherical router with the automatic cleaning function, thus, the hemispherical router can perform cleaning automatically, and using effects of therouter can be improved.

The invention provides an oil smoke suction device of an integrated cooker, and belongs to the field of articles for daily use. The oil smoke suction device solves the problem that the conventional integrated cooker is loud in noise. The oil smoke suction device of the integrated cooker is characterized in that the integrated cooker comprises a casing and a fan arranged in the casing; a smoke exhaust channel provided with an outlet and an inlet is formed in the casing; a smoke gathering tank is fixed in the casing; the upper end of the smoke gathering tank is inserted into the outlet of the smoke exhaust channel; among the inner walls on the four sides of the smoke gathering tank, guide surfaces arranged obliquely are arranged on the left inner wall and the right inner wall, and planes are arranged on the front inner wall and the rear inner wall; a smoke guide port is formed in the front wall of the smoke gathering tank; the fan is arranged on the front side of the smoke gathering tank, and comprises a housing; an air inlet of the fan is formed in the rear side of the housing, and directly faces the smoke guide port; a bottom plate is arranged below the housing; the bottom plate and the smoke gathering tank are fixed; a supporting plate is arranged between the bottom plate and the housing; the fan is arranged on the upper side of the supporting plate; and a plurality of buffer springs are arranged between the supporting plate and the bottom plate. The oil smoke suction device of the integrated cooker is low in noise.

The embodiment discloses a suspension chain system and a control method, device and system thereof. The suspension chain system comprises a control server, a first card reader and a first embedded devices, wherein the control server is used for distributing a main loop line for a container and providing a distribution result to the first embedded device; the first card reader is used for reading an electronic tag chip, advancing to the first card reader along a main line associated with a conveying line, of a target container to obtain a tag of the target container and providing the tag for the first embedded device; and the first embedded device is used for determining a target main loop line corresponding to the target container according to the distribution result provided by the control server after receiving the tag, provided by the first card reader, of the target container and controlling a control valve to control a line at a distribution node. The suspension chain system and the control method are suitable for large warehouses, reduce the construction difficulty and improve the efficiency.

The invention relates to a cigarette carton two-dimensional code association scheme suitable for an FOCKE high-speed machine. The scheme reads codes at a moment when a small cigarette packet is aboutto be conveyed into a carton, effectively solves a problem of manual fake cigarettes after the small-box code reading in a conventional association scheme, guarantees carton association accuracy, greatly improves carton association efficiency, and improves the cigarette carton association efficiency. Therefore, the box carton association scheme has practicability, and a foundation is laid for popularizing the two-dimensional code in the tobacco industry.

A solar cell panel includes a first solar cell and a second solar cell; and a plurality of leads connecting the first solar cell and the second solar cell. Each of the first solar cell and the second solar cell includes: a first electrode including a plurality of finger lines in a first direction and a plurality of first bus bars in a second direction crossing the first direction; and a second electrode including a plurality of second bus bars in the second direction. The plurality of leads have a diameter or width of 100 to 500 μm, and include 6 or more leads arranged at one surface side of the first or second solar cell. The plurality of leads are connected to the plurality of first bus bars of the first solar cell and the plurality of second bus bars of the second solar cell by a solder layer, respectively.

The invention provides a self-suction microfluid fuel cell based on a paper-wrapped electrode. The cell comprises a liquid storage tank, a paper-wrapped electrode and an absorption tank which are sequentially arranged from top to bottom, the paper-wrapped electrode comprises an anode and a cathode, the anode and the cathode are attached to each other, graphite cores are arranged in the anode and the cathode, and the outer wall surfaces of the anode and the cathode are coated with porous filter paper. The anode comprises a main body part, one side, far away from the cathode, of the anode main body part extends to form a comb tooth part, the cathode and the anode have the same structures, the extension direction of the comb tooth part on the cathode is opposite to that of the comb tooth parton the anode, the outer wall surfaces of the comb tooth parts of the anode and the cathode are coated with catalyst layers, and the catalyst layers are arranged inside the porous filter paper. The porous filter paper on the outer vertical surface of the paper-wrapped electrode main body part is attached to the high-conductivity electrolyte to form an ion motion channel in the fuel cell, so that fuel diffusion is effectively controlled, parasitic current is prevented from being generated, the distance between the cathode and the anode is reduced, an ion motion path is shortened, and the internal resistance of the fuel cell is reduced.