57results about How to "Meet the damage" patented technology

The invention discloses an integrated chip system for high-throughput sorting and counting detection of biological particles, and an application. The chip system comprises a main microfluidic chip, a micropipe, a sample liquid micropump, an exchange liquid micropump, a first waste liquid collecting device, a second waste liquid collecting device, a third waste liquid collecting device, laser emitters, photoelectric conversion devices, optical fibers and a computer, wherein the main microfluidic chip comprises an asymmetric curved flow path, a first branch channel, a second branch channel, a third branch channel, a main flow path, a branch flow path, aligning marks, etc. The system utilizes the asymmetric curved flow path to realize pre-focusing and sorting for the particles, utilizes a liquid changing flow channel to realize change of a carrier liquid of to-be-tested particles and particle cleaning, and utilizes a viscoelastic effect and an inertial effect of a viscoelastic fluid to realize focus of single equilibrium position of section centers of the particles. The system does not need a sheath liquid, complex pre-cleaning of the particles, and optical alignment, has advantages of high speed, high precision, integration, miniaturization, automation, low cost, simple production process, easy batch production, etc.

The invention relates to a staged packaging type potato combine harvester. The harvester comprises a rack (13); a roll shaft chain type staging device (35), a first stage soil and potato separation and conveying device (34) and a second stage soil and potato separation and conveying device (12) are arranged on the rack (13); ground wheels (11) are arranged at the lower part of the rack (13); a belt scraper type lifting elevator (16) is arranged on one side; a material receiving and packaging device (22) is arranged on the roll shaft chain type staging device (35); a transverse chain rod type conveyor (17) is arranged at the back end of the second stage soil and potato separation and conveying device (12); an elastic stripper rod pick-roll type two-stage stalk separation device and rubber belt type two-stage stalk separation device are further arranged between the first stage soil and potato separation and conveying device (34) and the second stage soil and potato separation and conveying device (12); a digging shovel frame (3) and the rack (13) are articulated through a traction rod (31); a copying soil breaking roll (1), a soil cutting disk (2), a digging shovel (32) and a soil loosening transition tooth (4) are arranged on the digging shovel frame (3); and the upper part of the digging shovel frame (3) is connected with a lifting rod of a lifting cylinder (29). The harvester is in tractor traction type and can complete the procedures of digging of potato crops, soil and potato separation, separation of stalk, weeds and a ground film, conveying and lifting of potatoes, staging of potatoes, collection, packaging and the like of potato crops.

The invention discloses an automatic rope distributing and discharging device of a winch, which comprises a speed-setting box and a rope discharging mechanism, wherein the rope discharging mechanism comprises a bidirectional screw, a ratchet shaft, a rope driving wheel, a rope pressing wheel and a slide block, the rope driving wheel is arranged on the ratchet shaft, the rope pressing wheel is correspondingly arranged outside the rope driving wheel, two sides of the rope pressing wheel are provided with compacting devices, the slide block is arranged on the bidirectional screw, and a ratchet pin is arranged between the rope driving wheel and the ratchet shaft. The invention has novel design, reasonable structure and high safety property, can not only lead a rope to be automatically sequentially distributed on a winding drum, can lead the rope to be forcedly driven out when placing the rope, and can be applied to various winches used under different conditions and environments.

The invention discloses an automatic grinding device. The automatic grinding device comprises a working table, a conveyor belt and at least one grinding mechanism, wherein the conveyor belt is arranged on the working table, and the grinding mechanism is arranged above the conveyor belt. The grinding mechanism comprises a driving wheel, a driven wheel, a grinding motor and an abrasive belt, wherein the driving wheel and the driven wheel are arranged on the two sides of the conveyor belt respectively, the grinding motor is connected with the driving wheel and supplies power to the driving wheel, and the abrasive belt winds the surface of the driving wheel and the surface of the driven wheel. The abrasive belt winds the driving wheel and the driven wheel and makes contact with grinded materials to form a grinding plane. The automatic grinding device is high in grinding efficiency, good in grinding effect, high in accuracy, and especially suitable for grinding different materials.

The invention discloses a multifunctional surgical square box. The surgical square box includes a box cover, a box bottom and an operating table frame, wherein the box cover and the box bottom are buckled together; the operating table frame is positioned on the box bottom and is positioned in the box cover; an operating table, a life air and electricity support area, an anesthesia machine, a negative pressure aspirator, an electric knife, a surgical washing machine, a dirt collection box, a monitor, a shadowless lamp, a UPS (Uninterrupted Power Supply), an infusion and injection pump set and one or more of air bottles are positioned on the operating table frame. According to the invention, all relevant medical instruments in an operation are integrated; the arrangement positions of the device are integrated according to requirements of clinical medicine; the design is more reasonable design; and at the same time, the surgical square box has the advantages of small size, complete device function, firm and reliable installation, easiness in transportation, convenience in unfolding for use and putting away and the like, can be put into use quickly, and can better meet the requirements of a field first-aid surgery.

The invention discloses a cross flow air conditioner cabinet. The cross flow air conditioner cabinet comprises a door body, a shell and an air conditioner cabinet guiding device, wherein the door body is arranged on the shell; the air conditioner cabinet guiding device is disposed at the top of the door body; the air conditioner cabinet guiding device comprises a guiding rack and a driving gear which are engaged with each other; the guiding rack is fixedly installed on the shell; the door body is connected with the gear; the gear moves in the length direction of the guiding rack while rotating so as to drive the door body to move. According to the cross flow air conditioner cabinet, the door body is driven through the driving gear and the guiding rack so that the driving of the door body is stable and reliable and the driving controlling accuracy is high; different moving tracks of the door body can be achieved through design of different specific guiding racks so that different demands of different users can be met; wind which is blown from an air outlet can be guided when the door body is located in a certain position during door opening or closing so that control over the wind direction by a user is facilitated.

The invention relates to a production method of a black woolen worsted fabric. According to the production method of the black woolen worsted fabric, spinning materials are directly and sequentially processed under recombing, spinning, weaving and finishing without dying; the spinning materials comprises natural black wool fiber and can also comprise spun-dyed chemical fiber such as terylene, nylon, viscose and acrylic fiber, wherein the mass percentage of the natural black wool fiber in the spinning materials is larger than or equal to 30%; during the finishing process, fluoro three-proofing auxiliaries and silicon oil softener can be utilized for deep finishing. The invention also relates to the black woolen worsted fabric produced through the method and belongs to the technical field of wool textile. The production method of the black woolen worsted fabric can obtain good color effects without the dying process and have not damage to wool and is energy-saving, environmentally friendly and high in economic value; the black woolen worsted fabric produced through the method can maintain natural elasticity.

The invention discloses a cooling device for a blow-molded plastic barrel of a blow-molding machine. The cooling device comprises a supporting mechanism, a gas supply rotary base drive mechanism whichis arranged on the supporting mechanism, a gas supply rotary base which is connected with the gas supply rotary base drive mechanism, a rotary arm fixed base which is fixed with the gas supply rotarybase, a rotary cooling platform, a central gas supply tube and an upper shaft column, wherein a platform rotary arm fixed interface is arranged on the outer wall of the rotary arm fixed base; a platform rotary arm is arranged on the platform rotary arm fixed interface; the lower part of the platform rotary arm is equipped with a platform rotary arm gas tube connecting nozzle; a plastic barrel static clip is arranged on the rotary cooling platform; a plastic barrel movable clip drive mechanism is arranged on the horizontal cantilever end of the rotary cooling platform; a gas spraying mechanismand a gas return mechanism are arranged on the middle part of the rotary cooling platform; the upper end of the central gas supply tube is positioned in the gas supply rotary base, and the lower endof the central gas supply tube is fixed with a supporting mechanism; and the upper end of the upper shaft column is connected to a cooling gas lead-in tube, the lower end of the upper shaft column isfixed with the upper part of the central gas supply tube, and the middle part of the upper shaft column is positioned in the rotary arm fixed base. The cooling device relieves online operating strength, ensures cooling effect and efficiency, prevents thermal radiation from harming a body, and is good in automatic effect.

The invention relates to a high-altitude high-voltage isolation switch electric operating mechanism box, and the box comprises a box body, a top cover, an air-bag type top surface sealing strip, a double-layer door, an outer door frame, an outer door, an inner door frame, an inner door, and an automatic door closer hinge. The top of the box body is connected with the top cover through a fastening part, and at least one side of the periphery of the box body is provided with the double-layer door. The double-layer door comprises the outer door frame, the inner door frame, the outer door and the inner door. The outer door frame is disposed on the box body, and is connected with the box body through a hinge. The outer door achieves the sealing fit with the outer door frame. The inner door frame is disposed in the outer door frame, and the inner door is connected with the outer door frame through the automatic door closer hinge. The inner door achieves the sealing fit with the inner door frame. The box is simple in structure, is good in sealing effect, is high in reliability, is resistant to a low-temperature environment, is convenient to operate and maintain, and is also convenient for popularization and application.

The easy-to-assemble golf bag and its assembly method relate to the technical field of golf bags; the technical proposal is: a frame is fixed at both ends of the bag body, and there are clamping positions for installing support rods on the frame, and the support rods connect with the bag body through the clamping positions. Connection; the frame of the bag body is connected with the chassis and the head frame in a detachable manner; and it can be assembled according to the following steps during production, sale or before use; first connect the chassis with the frame at the lower end of the bag body; The lower end is connected with the chassis, and then the upper end of the tripod is connected with the upper frame of the bag body; then the head frame is connected with the upper frame of the bag body. The structure of the present invention can be widely applied to golf bags, and the method of the present invention can be applied to ball bags whose head frame, bag body and chassis are detachably connected.

The invention relates to an external air reservoir or tank linkage synchronous lifting table based on the principle of a gas spring. The external air reservoir or tank linkage synchronous lifting table includes a table top (1) and a base (4), and is characterized in that the table top is installed on the base through at least two lifting legs (3) made based on the principle of the air spring, each lifting leg is composed of a piston rod (77), a cylinder body (33) and a power air cylinder or tank (57), a rod cavity of one of the cylinder bodies (33) communicates with storage cavities of the power air cylinders or tanks (57) as the driving power while communicating with a rodless cavity of another one of the cylinder bodies (33), a rod cavity of the last cylinder body (33) communicates with a storage cavity of the last power air cylinder or tank (57) while communicating with a rodless cavity of the first cylinder body (33), high-pressure gas in power cavities 99 of the power air cylinders or tanks (57) provides power to lift the table top, and the high-pressure gas is compressed and stores energy when the table top descends. According to the external air reservoir or tank linkage synchronous lifting table, the structure is simple, the cost is low, manufacturing is convenient, and the synchronous lifting and arbitrary height locking properties are good.

The invention provides a process method of optimizing Huangshan Maofeng aged tea. The process method comprises the following steps of: adding black tea into aged Huangshan Maofeng tea to enhance aroma, then humidifying and softening the tea by ultrasonic waves; adding carotene to change color, and performing pile fermentation to remove stale taste; then performing reciprocating sifting to remove ends, electrically heating and primarily drying the tea, electrically heating and neatening the strips, spreading for cooling for resurgence, performing winnowing to remove impurities, and performing electromagnetic aroma enhancement and the like to obtain the reproduced Huangshan Maofeng tea with enhanced flavor and taste.

The invention relates to a synchronous lifting table driven by gas springs. The synchronous lifting table driven by the gas springs comprises a table top (1) and is characterized in that the table top(1) is arranged on a base (4) through a plurality of gas springs (3); synchronous lifting of the table top (1) is realized through synchronous telescopic motion of the gas springs (3); a rod cavity or a rodless cavity of the first gas spring and a rod cavity or a rodless cavity of the second gas spring are communicated through a connecting pipe (6); a rod cavity or a rodless cavity of the secondgas spring and a rod cavity or a rodless cavity of the third gas spring are communicated through the connecting pipe (6), in a similar fashion, a rod cavity or a rodless cavity of the last gas springis communicated with the rod cavity or the rodless cavity of the first gas spring through the connecting pipe (6); and a valve (2) enabling the gas springs to work or stop is arranged on any one or more connecting pipes (6). The synchronous lifting table driven by the gas springs is simple in structure, low in cost and convenient to manufacture, and has high synchronous lifting and any height locking properties.

The invention discloses an adjustable stator blade mounting angle measuring device and method and an axial flow compressor. The device comprises a positioning base, a measuring plate, a fastener and a universal angle gauge, the positioning base comprises a bottom plate and a support column fixed on the bottom plate, the bottom plate is provided with a positioning part for positioning the bottom of a cartridge receiver , so that the axis of the positioned cartridge receiver is perpendicular to the plane of the bottom plate; the measuring plate can be rotatably mounted at the top end of the supporting column around the axis of the cartridge receiver on the positioning part; the universal angle gauge is installed at one end of the measuring plate, and the fastener is used for locking the measuring plate on the supporting column so that a ruler of the universal angle gauge can be adjusted to be tightly attached to the air inlet and outlet edge of the stator blade and then lock the measuring plate, and therefore the mounting angle of the stator blade can be read through the universal angle gauge. The measuring device can ensure that the mounting angle of the stator blade is accurate, the measuring efficiency of the mounting angle of the stator blade is improved, and a measured part is prevented from being damaged during measurement.

The invention discloses a foldable multi-state variable single-wheel and double-wheel extreme sports bicycle, comprising a saddle and a handlebar. The saddle is connected with a rear frame through a saddle support rod; a main telescopic rod is mounted between the rear frame and a front frame; a first positioning beam is mounted on the front frame to control folding of the handlebar; a second positioning beam is mounted on the rear frame to control folding of the saddle support rod. The front frame is fitted with a steering unit that is connected with the handlebar; one end of the front frame is provided with a front wheel; the other end of the front frame is connected with one end, fitted with a rotary shaft, of the rear frame; the other end of the rear frame is provided with a rear wheel.The bicycle has a double-wheel mode and a single-wheel mode, has the daily transportation function, can meet the needs of outdoor amateurs, has no hand brake in the prior art, is more reliable in transmission and braking effect than a chain-driven bicycle, allows parts to be convenient to maintain and replace, and is convenient to carry, resistant to damage, long in service life, high in utilization rate and good in transmission stability.

The invention discloses a preparation technology of a flexible butyronitrile double sided adhesive tape fire hose. NBR / PVC7030 is adopted as a main adhesive and molten with other ingredients by adopting changing temperatures, the flexible butyronitrile double sided adhesive tape fire hose is small in density, soft in touch, good in elasticity, high in strength, bright in surface, excellent in weather and aging resistance, fire retardant, capable of meeting the fire protection requirement, safe and reliable, and the flexible butyronitrile double sided adhesive tape fire hose has the extending and bending strength resisting quality, can bear tearing and rough force transmission, will not be damaged under the acute condition, an inner layer rubber pipe and an outer layer rubber pipe are subjected to high-temperature high-pressure press-fit with a reinforcing layer, tape turning is performed on time in the middle, the rubber pipes are subjected to a chemical reaction and physical absorption with the reinforcing layer through a white system, compact combination is achieved, the produced double sided adhesive tape is high in integrity, good in deflection resistance and long in service life, the water hose is flat, soft, low in weight, easy to unfold and fold and capable of effectively lowering labor intensity of users and improving the using comfort, and due to the covering layer is provided with corrugations, the fire hose is resistant to corrosion, capable of achieving heat preservation, good in corrosion resistance and long in service life.

The invention relates to an automatic PTC heating tube glue spraying machine, and belongs to the technical field of devices special for manufacturing PTC heaters. The automatic PTC heating tube glue spraying machine comprises a rack provided with a table board plate on the upper portion, a power mechanism arranged accompanying with the rack, a PTC heating tube front face glue spraying mechanism, a PTC heating tube back face glue spraying mechanism, a PTC heating tube conveying mechanism arranged on the table board plate and connected with the power mechanism, a PTC heating tube lifting mechanism arranged at the left end of the table board plate, and a PTC heating tube turnover mechanism arranged at the front side or rear side of the left end of the table board plate, wherein the PTC heating tube front face glue spraying mechanism and the PTC heating tube back face glue spraying mechanism are connected in a transmission mode and arranged at the left end of the table board plate in the state of rising high above the table board plate, and the PTC heating tube front face glue spraying mechanism is located at the right side of the PTC heating tube back face glue spraying mechanism. The requirement for spraying glue on PTC heating tubes in a non-contact mode of the PTC heating tube front face glue spraying mechanism and the PTC heating tube back face glue spraying mechanism are met, lack of glue is avoided, the manpower investment is reduced, the gluing efficiency is high, and the automatic PTC heating tube glue spraying machine is environmentally friendly and convenient to manufacture, use and maintain.

The invention relates to a full-automatic egg packaging system. The full-automatic egg packaging system comprises a cleaning mechanism, an air drying and sterilization mechanism, a weighing and sorting mechanism and an egg packaging mechanism, wherein the cleaning mechanism comprises a cleaning tank, and the procedures of cleaning, air drying, sterilization, sorting and packaging can be automatically completed, so that the egg collection time at the early stage of the transportation process of eggs is reduced, the requirement of long-distance transportation can be directly satisfied, the requirements of consumers on the cleanness and safety of the eggs are satisfied, the batch repeated packaging procedure of the eggs is reduced, broken eggs and damaged eggs are reduced, and the transportation safety is increased; additionally, the eggs are sorted and packaged by size, so that corresponding packaging boxes can be selected for products of different sizes, and the moving clearance in the transportation process of the products is reduced, thereby indirectly reducing the damage in the transportation process of the products, satisfying the transportation requirement of modern egg products and liberating the labor force of workers, so that more wealth is created, and the requirement of modern development is satisfied.

The invention relates to the field of a power generation system, and particularly discloses an energy-saving power generation system by using cooling circulating water. The energy-saving power generation system comprises a water facility, a water pump and a cooling tower, which are connected in order. A first valve and a bypass pipeline connected with the first valve in parallel are arranged on a return water pipeline between the cooling tower and the water facility, and a water turbine and a second valve used for controlling closing and opening of the bypass pipeline are arranged on the bypass pipeline. A rotating wheel of the water turbine is impacted by cooling water flowing in the bypass pipeline to rotate. The water turbine is connected with a power generator which utilizes rotation power output by the rotating wheel to generate electricity, and a speed increaser used for increasing dynamic speed is arranged between the rotating wheel and the power generator. The energy-saving power generation system can effectively reuse the cooling circulating water, therefore avoiding waste of energy, being conducive to energy conservation and environmental protection, and being consistent with national policies to save energy.

The invention discloses a dehumidifying rotor manufacturing environmental pulp fiber composite board. The dehumidifying rotor manufacturing environmental pulp fiber composite board is composed of, by weight percentage, 30%-40% of non-asbestos mineral fiber, 8%-20% of carbon fiber, 8%-20% of polyester fiber, 5%-15% of wood pulp, 5%-15% of straw pulp, 5%-15% of bamboo pulp, 8%-15% of brominated flame retardant, 5%-10% of sizing agent and 5%-10% of auxiliaries. The dehumidifying rotor manufacturing environmental pulp fiber composite board is prepared from the environmentally-friendly raw materials and can improve the strength and tenacity, and meanwhile through the fire retardant, prolong the service life of dehumidifying rotors.

The invention relates to an automatic glue spraying device of a PTC heating tube glue spraying machine, and belongs to devices special for manufacturing PTC heaters. The PTC heating tube glue spraying machine comprises a rack provided with a table board plate on the upper portion, a power mechanism arranged accompanying with the rack, a PTC heating tube conveying mechanism arranged on the table board plate, a PTC heating tube lifting mechanism arranged at the left end of the table board plate, and a PTC heating tube turnover mechanism arranged at the front side or rear side of the left end of the table board plate. The automatic glue spraying device comprises a PTC heating tube front face glue spraying mechanism and a PTC heating tube back face glue spraying mechanism; the PTC heating tube front face glue spraying mechanism comprises a front stand column, a rear stand column, a guide rod front fixing base, a guide rod rear fixing bases, a wire protecting beam, sliding guide rods, PTC heating tube front face glue spraying nozzles, a transmission motor, a transition transmission shaft, a front transmission wheel, a rear transmission wheel and a transmission belt protective cover fixed to the left side of the guide rod front fixing base; the PTC heating tube back face glue spraying mechanism comprises a front stand column, a rear side stand column, a guide rod front fixing base, a guide rod rear fixing bases, a wire rail protecting beam, sliding guide rods, a PTC heating tube back face glue spraying nozzles, a front moving wheel and a rear moving wheel.

The invention relates to a fixation method of an air channel core of a cylinder cover, comprising the steps as follows: firstly, screw holes are prefabricated on the relevant position of the air channel core, the base plate core and water jacket sand core frame; secondly, spread glue on the matching surface of the air channel core, the base plate core and water jacket sand core frame; assemble theair channel core into a sand core group; thirdly, make preparatory baking for the sand core group; fourthly, fasten the air channel core. The invention adopts the flow path of hole prefabricating, glued joint, baking, and fastening to realize the fixation of the air channel core; thus not only the problem that the air channel core floats upward in the process of casting is solved thoroughly, butalso the height of the log boss of the air guide hole on the cylinder cover does not has ultra tolerance, improving the air channel dimensional precision and the swirl rate performance parameter of inlet channel; thus the inlet channel requirements of the diesel engine of Europe III standard are complied. In addition, the fixation method of the invention does not cause any damage to the surface of the air channel core; the loss of defective product caused by the disqualification of the inlet channel performance is reduced, and the product quality and the production efficiency are improved.

The invention discloses a food material eating skill recommendation method and device, food storage equipment and a storage medium. The method comprises the following steps of obtaining food materialinformation in the food storage equipment and / or the health condition information of a user, judging whether the current food storage equipment meets a preset food material eating skill recommendationcondition or not, if yes, according to the food material information and / or the health condition information, generating food material eating skill recommendation information, and providing the foodmaterial eating skill recommendation information for the user, wherein the food material eating skill recommendation information comprises one or more of food material fasting reminding information, single-product eating attention information, combined eating attention information and food material cooking information. According to the food material eating skill recommendation method, the technical problems that an existing refrigerator is single in function and cannot meet diversified use requirements of users can be solved.

The invention discloses an admission notice Bluetooth key control circuit and application, the admission notice Bluetooth key control circuit comprises a shell, a PCB, status indicator lamps, a switch button, a 2032 battery and a front cover, the PCB is embedded in the shell, the status indicator lamps are installed on the two sides of the front face of the PCB, a Bluetooth control circuit is printed on the back face of the PCB, the switch button is installed on one side of the back face of the PCB, and the 2032 battery is installed on the other side of the back face of the PCB. A 2032 battery is embedded in one corner of the front face of the PCB, the front face of the 2032 battery makes contact with one corner of the back face of the front cover, and the outer edge of the back face of the front cover is connected with the outer edge of one side of the shell in a clamped mode. The Bluetooth electronic key integrates artistry, science and technology and practicability, conforms to the IEEE802.15 standard, supports the Bluetooth 4.0 standard, electronizes identification information of a traditional paper printed admission notice and stores the identification information in a Bluetooth control circuit chip of a PCB, and is matched with an artistic shape to form the Bluetooth electronic key, so that the Bluetooth electronic key can be in interactive communication with a mobile phone terminal; the electronic admission notice is checked through the mobile phone terminal, newborn admission notice is browsed, and relevant information of the school is known.

A sewage purification and power generation system comprises a water storage device (1), a first pipeline device (2), a first housing device (3), a second pipeline device (4), a second housing device (5), a mobile device (6), a third pipeline device (7), a third housing device (8) and a rotating device (9); the water storage device (1) comprises a water inlet bucket (11), a first frame body (12), a first filter screen (13), a first vertical rod (14), a second filter screen (15) and a first spring (16); the first pipeline device (2) comprises a first pipeline (21), a first bracket (22), a first supporting rod (23), a second bracket (24) and a first bending rod (25); the first housing device comprises a first housing, a first inclined plate, a third filter screen, a first idler wheel and a first bulge block. The sewage purification and power generation system can utilize sewage resources to generate power, the power generation efficiency is high, and the needs for reality can be well met.

The present invention discloses a preparation method of body slimming powder and belongs to the field of weight losing. 25 g of a fresh ginger extract, 25 g of a papaya extract, 20 g of a wheat germ extract, 10 g of a coix seed extract, 10 g of a wheat bran extract, 10 g of a radix puerariae extract, 20 g of a tartary buckwheat extract, 20 g of an oat extract, 20 g of a black sesame extract, 20 gof a Chinese yam extract, 20 g of a poria cocos extract, 20 g of an apricot kernel extract, 20 g of a linseed extract, 20 g of a corn extract, 20 g of a white lotus seed extract, 20 g of a semen euryales extract, 20 g of a carrot extract, 20 g of a black fungus extract, 20 g of a white fungus extract, 20 g of a Chinese wolfberry fruit extract, 20 g of a lotus leaf extract, 50 g of olive oil and 50g of flaxseed oil are mixed evenly, and the mixture is packaged into the body slimming powder at 10 g / bag. A use method is as follows: one meal of the body slimming powder is brewed with 30-50 g of boiling water for eating. The body slimming powder is selected to replace dinners and one of staple food in the dinners, used for losing weight, simple in the method and good in effects.

The invention discloses a laser welding tool. The laser welding tool comprises a tool bottom plate, a positioning pin assembly, a positioning and clamping assembly and a welding seam positioning and clamping assembly, wherein the positioning pin assembly, the positioning and clamping assembly and the welding seam positioning and clamping assembly are all connected with the tool bottom plate, the positioning pin assembly is used for being matched with a positioning hole in a workpiece, the positioning and clamping assembly is used for clamping the surface of the workpiece, the workpiece is clamped and fixed through the positioning pin assembly and the positioning and clamping assembly, and the welding seam positioning and clamping assembly is used for fixing a welding seam of the workpiece. According to the laser welding tool, movement of the welding seam can be avoided by fixing the position of the welding seam, so that the gap at the welding seam is controlled, it is ensured that a laser beam only works at the welding position, and the requirements for the laser self-fusion welding process and quality are met.

A sewage purification power generation device high in working efficiency comprises a water storage device (1), a first pipe device (2), a first casing device (3), a second pipe device (4), a second casing device (5), a moving device (6), a third pipe device (7), a third casing device (8) and a rotating device (9). The water storage device (1) comprises a water feeding hopper (11), a first frame body (12), a first filter screen (13), a first vertical rod (14), a second filter screen (15) and a first spring (16). The first pipe device (2) comprises a first pipe (21), a first support (22), a first supporting rod (23), a second support (24) and a first bent rod (25). The first pipe device comprises a first casing, a first inclined plate, a third filter screen, a first roller and a first protruded block. The sewage purification power generation device can generate electricity by means of sewage resources, is high in power generation efficiency, and can well meet practical requirements.

The invention provides a high-speed digital noise source which is obtained on the basis of an FPGA. A signal obtained by outputting a high-frequency and large-shake clock signal through an oscillator and then sampling the generated high-frequency and large-shake clock signal through a low-frequency purified clock signal is the final required noise source. The high-frequency and large-shake signal is generated on the basis of a loop composed of an odd number of not gates; meanwhile, a switching signal used for controlling the loop to be closed and opened exists, and the central oscillation frequency of the switching signal ranges from 1.5 GHz to 3 GHz. The invention further provides the redundant design of the high-speed digital noise source. The high-speed digital noise source has the advantages that the problems that a digital noise source based on the FPGA is high in power consumption and low in output rate are solved, the power consumption of the noise source is effectively controlled, the requirement for the output rate is met, and the FPGA can be prevented from large damage.