216results about How to "Play a balancing role" patented technology

The invention discloses a clamping deformation resistant jig for machining a large-diameter elbow. Three combined clamping blocks are arranged on a clamping base plate, each combined clamping block consists of an upper clamping block, a lower clamping block, a base plate and connecting bolts, inner sides of the upper clamping blocks and the lower clamping blocks are provided with circular arc-shaped gaps and form a circle consistent with the outer circumference of an elbow to be machined after closed, the upper clamping blocks and the lower clamping blocks are connected and fastened by the connecting bolts, and the base plates are arranged at the bottoms of the lower clamping blocks and are provided with chutes. Lock bolts pass through the chutes on the base plates of the combined clamping blocks and fix the combined clamping blocks on the clamping base plate after being fastened. In the invention, the large-diameter elbow is clamped by adopting a way of directly clamping a pipe blank in a surface-contact manner, thus the elbow does not generate a radial compaction force in the clamping process and is not easy to generate the radial forced deformation and the torsional moment; in addition, the clamping deformation resistant jig disclosed by the invention is applied to machining of a large-diameter thin-wall elbow machine, thereby ensuring the machining precision of the elbow.

The invention discloses a lithium-rich vanadium lithium iron phosphate anode material, aiming to overcome the respective defects of lithium iron phosphate and lithium vanadium phosphate. The material comprises LixFe1-3yV2yPO4/C, wherein the x is great than or equal to 1.0 and less than or equal to 1.15 and the y is equal to 0.01-0.2. The material simultaneously has the composite crystal structures of olivine lithium iron phosphate and monoclinic lithium vanadium phosphate. The preparation method comprises the following steps of: weighing the initial raw materials, namely a lithium source, an iron source, a vanadium source and a phosphorus source in the molar ratio of x:(1-3y):2y:1, adding a carbon source and a dispersing agent, ball-milling and mixing in a liquid medium, subjecting to low-temperature pre-sintering and high-temperature sintering under the protection of an inert gas or a reducing gas, and cooling to the room temperature, thereby obtaining the vanadium lithium iron phosphate anode material.

Disclosed is a cooking device with a feeding function and a seasoning putting function. The cooking device comprises a cooking machine, a seasoning putting device and a feeding device; a cooking pan mechanism comprises a pan body, the top of the pan body is provided with an opening and the opening is fixedly provided with a material guiding device, the material guiding device is in a pocket shape, the opening of the material guiding device is in a shape of adapting upwards, and the material guiding device is located on the front part and the rear part of the pan body respectively; the seasoning putting device is fixedly installed on a second machine frame, and comprises an x-axis translation device, a z-axis rotary device and a seasoning putting part; the seasoning putting part is fixedly installed on the z-axis rotary device, and the z-axis rotary device is fixedly installed on the x-axis translation device. According to the cooking device with the feeding function and the seasoning putting function, the seasoning putting device is coordinated with the cooking device, so that when seasoning is put, the seasoning is not prone to leakage and scattering.

The invention discloses an easily-adjusted crane for metallurgical casting. The easily-adjusted crane comprises a base; the middle of the upper surface of the base is provided with a first groove ; the inner bottom wall of the first groove is fixedly connected with a first motor; an output end of the first motor is fixedly connected with a transmission shaft, and the top of the transmission shaftis fixedly connected with a stand column; the stand column is internally provided with a second groove; the inner bottom wall of the second groove is fixedly connected with a second motor; a telescopic rod is placed in the second groove. According to the easily-adjusted crane for metallurgical casting, a sliding ring groove formed in the upper surface of the base and a sliding ball fixedly connected with the bottom of the stand column are used for enabling the stand column to be more stable when rotating; the telescopic rod can be enabled to move up and down by means of the second motor arranged on the bottom wall in the second groove as well as cooperative arrangement of a first threaded pipe, a first threaded rod, a first sliding groove and a first sliding block, so that a crane body isdriven to move up and down, and the problem that the crane for metallurgical casting is inconvenient to adjust is further solved.

The invention provides interiorlabels for distinguishing and correcting high-throughput sequencing contamination and application thereof. The interior labels of DNA or RNA segments with the length oftens to hundreds of basic groups or basic group pairs, and each sample corresponds to different interior labels. The interior labels can precisely and reliably distinguish and correct the contamination in high-throughput sequencing be used for the basic group balancing in sequencing and tracking the error rate in the PCR and sequencing process.

A roe honey freeze-dried powder is characterized by being prepared from the following raw materials in parts by weight: 320-350 parts of honey, 150-180 parts of fresh roe, 10-12 parts of licorice, 18-22 parts of grape wine, 8-10 parts of white vinegar, 6-8 parts of purslane, 10-12 parts of whole caulis dendrobii powder, 4-6 parts of radix puerariae powder, 6-8 parts of honeysuckle flower, 10-14 parts of siraitia grosvenorii, 6-8 parts of Pu'er tea leaf, 6-9 parts of sesame, 4-5 parts of an auxiliary agent and proper amount of water. The roe honey freeze-dried powder is a powder prepared by immersing roe in grape wine added with edible vinegar for removing fishy smell, then grinding into slurry, finally mixing with honey and utilizing a vacuum drying technology for freeze drying. The roe honey freeze-dried powder is convenient to transport, store and use. Because drying does not relate to high-temperature processing, no nutrition loses. And addition of radix puerariae powder, an especially-prepared soup with Chinese herbal medicine efficacy and an auxiliary agent help to absorption of nutrition of the roe honey freeze-dried powder and give play to effect of balancing nutrition.

The invention discloses a wind resisting device for a roller shutter door. The wind resisting device comprises a support, a traction component, a walking component and a wind resisting component, wherein the support is arranged on one side of the roller shutter door close to the inside of the door; a fixed pulley is arranged at a first end of the support; one end of the traction component is fixed on a winding shaft by winding, and the other end of the traction component is fixed on the walking component; the traction component crosses over the fixed pulley; the walking component is arranged on the support, can move relative to the support, moves to a first position of the support when the roller shutter door is opened, and can also move to a second position of the support when the roller shutter is opened; the first position is positioned at a second end of the support, and the second position is positioned in the middle of the support; and the wind resisting component is fixedly arranged on the walking component. The wind resisting device enhances the wind pressure resistance of the roller shutter door, so that gaps or damages are unlikely caused under the condition with strong wind.

The invention discloses a built-up device for deodorization, which comprises a housing, the bottom of which is equipped with a distribution system, an air inlet pipe linked to the distribution system, the top of which is equipped with a grid holder, the first filler layer placed above the grid holder, a spray unit on the filler layer, not less than one active filler layers equipped behind the spay unit, and a air outlet equipped behind the other active filler layers. The invented device has a rational structure and a well deodorization effect.

The invention discloses a plastic packaging mold and relates to the field of plastic packaging of semiconductors. The plastic packaging mold comprises an upper mold body and a lower mold body used for containing a PCB. The lower surface of the upper mold body is sunken towards the upper surface of the upper mold body to form a groove. When the upper mold body and the lower mold body are pressed and combined, a molding cavity is formed between the groove and the PCB. One end of the molding cavity communicates with an air discharge duct. The end, close to the air discharge duct, of the groove is provided with a buffer area used for balancing molding flow. The molding flow in the molding cavity is balanced through the buffer area. The discharge time of the air in the molding cavity is prolonged, and the product quality is improved.

The specific machine for machining runner in hydropower station building site includes one pedestal, one bench, one cross beam seat, one workpiece support, one rotary cross beam, one turning cutter carrier, and one boring cutter carrier. The bench is located between the pedestal and the cross beam seat, the rotary cross beam is fixed through the cross beam seat on the bench, the rotary cross beam is one double wing structure and has the turning cutter carrier and the boring cutter carrier capable of moving transversely and vertically separately on its two arms. The specific machine is one modular structure and may be used in machining parts larger than the machine in lowered cost.

The invention discloses a channel gate for hydraulic engineering, which comprises a gate body, a supporting seat and two deicing devices, wherein the two deicing devices are correspondingly arranged on the front side and the rear side of the supporting seat and each comprise a driving motor, a rotating screw rod and a deicing head, the driving motors are positioned on the top surface of the supporting seat, the top ends of the rotating screw rods are connected with the driving motors, and the deicing heads sleeve the rotating screw rods. The mounting method comprises the following steps: (1) preparing construction; (2) installing a channel gate; (3) installing a winch; and (4) and running in a trial mode. The channel gate is simple in structure, the gate body can be more conveniently mounted through the design of the supporting seat, and the structure of the channel gate is firmer and more reliable; and meanwhile, through the design of the deicing devices on the two sides of the gate body, when the surface of the channel gate is frozen, deicing is performed on the two sides of the channel gate, so that the channel gate can be normally used in cold and frozen seasons, and the channel gate is more convenient to use.

The invention discloses a pearl mussel breeding device proper in feeding and oxygenating and belongs to the technical field of pearl mussel breeding. The pearl mussel breeding device is formed by structurally combining a hollow floating ball, a hollow rod and a breeding cage, and a mussel body placement mechanism for pearl mussels is suspended in the breeding cage and used for uniformly hang-breeding the pearl mussels in the breeding cage in a centralized manner; cooperation between the hollow floating ball and the hollow rod plays a role in balancing floating, and the whole cooperation structure and a connection pipe in the breeding cage form a sealed connection environment, so that easiness for fertilizer feeding is realized; fertilizer is uniformly scattered in a cage culture area of the pearl mussels in a uniform manner through the connection pipe, so that targeted uniform feeding of the fertilizer is improved effectively. Compared with the prior art that the fertilizer is put intoa breeding pond, the feeding mode is more standard, and precipitation of a lot of organic matter is avoided; through cooperation of the sealed connection environment and an aeration mechanism, quickness and timeliness of oxygenation are improved effectively.

The invention discloses a lifting transmission device for lifting transversely-moving layer parking spaces of a three-dimensional garage. The device comprises a motor driving device body, vehicle carrying platform lifting device bodies and a lifting counterweight device body, the motor driving device body and the lifting counterweight device body are mounted on a garage frame beam, and the vehicle carrying platform lifting device bodies are mounted on transversely-moving frames of the lifting transversely-moving layer parking spaces. The motor driving device body drives the vehicle carrying platform lifting device bodies to work through electromagnetic couplings and drives the lifting counterweight device body to provide counterweights for the vehicle carrying platform lifting device bodies. The quantity of garage lifting motors is decreased, and the garage cost is reduced. The lifting counterweight device body is designed so that counterweights can be provided for rising and falling of vehicle carrying platforms and vehicles, and the power of the lifting motor is decreased. Through self-locking characteristic of worm wheels and worms, the positions of the vehicle carrying platforms and the vehicles are locked, the situation that lifting motor brakes are used for locking the positions of the vehicle carrying platforms and the vehicles is avoided, prolonging of the service life of the lifting motor brakes is facilitated, and the lifting transmission device for the lifting transversely-moving layer parking spaces of the three-dimensional garage is a key technology for achieving single-motor divided-period driving of the multiple parking spaces of a lifting transversely-moving layer of the three-dimensional garage.

The invention discloses a crop fertilizing device. The crop fertilizing device comprises a rack, a baffle, a fertilizer box and fertilizing mechanisms. An air cylinder is arranged at the bottom of thebaffle, a rack is fixed to the air cylinder, a linkage plate is fixed to one end of the rack, flexible shafts are rotatably connected to the rack, first gears meshed with the rack are connected to the outer circumferences of the flexible shafts through one-way bearings, and the fertilizing mechanisms are connected to the linkage plate; each fertilizing mechanism includes a fertilizing pipe, a stirring box and a hole opener, a third gear and a fourth gear which are meshed with each other are arranged in each hole opener, multiple discharge holes are formed in each fertilizing pipe, and a stirring rod is connected to the bottom of each fertilizing pipe; the linkage plate is hollow and is fixedly connected to the outer walls of the stirring boxes, and the flexible shafts extend into the linkage plate and penetrate through the walls of the stirring boxes to be connected with the corresponding third gears; the fertilizing pipes are provided with first bevel gears meshed with second bevel gears, and conveying mechanisms are arranged between rotating shafts of the second bevel gears and the flexible shafts on the first gears. The device can solve the problem of a seedling burning phenomenon of crops, and the absorption rate of the crops on fertilizer is increased.

The invention discloses a plain river bottom silt clearing device and a clearing method thereof. The plain river bottom silt clearing device comprises a boat, wherein a driving device is arranged at the bottom of the boat, a lifting assembly is arranged at the front side of the boat, a clearing assembly is slidingly connected with the side, away from the boat, of the lifting assembly, a storage device is arranged at the front side of the top surface of the boat, a balance weight water tank is arranged at the rear side of the top surface of the boat, the storage device communicates with the balance weight water tank, and the clearing assembly communicates with the storage device. The method comprises the following steps: (1) conducting preparation before desilting; (2) stacking silt centralizedly; (3) conducting desilting; (4) storing the silt; and (5) conducting desilting on residual desilting points. According to the plain river bottom silt clearing device and the clearing method thereof, through the clearing assembly, river bottom silt at different depths can be cleared, the clearing assembly is used for clearing the silt at the river bottoms, meanwhile, the silt at the river bottoms is transported into the storage device, the silt placed in the storage device naturally sinks, and river water located above the storage device is transported into the balance weight water tank at the rear end of the boat, so that balance of the boat is guaranteed.

The invention relates to a large energy-saving water cooling air hammer, which comprises a power transmission mechanism (1), a crank link mechanism (2), a front cylinder (3) and a rear cylinder (4). The front cylinder (3) comprises a front cylinder sleeve (3.1), a guide sleeve I (3.2) is arranged in the front cylinder sleeve (3.1), a front lead (3.4) is arranged in the guide sleeve I (3.2), a guide sleeve II (4.2) is arranged in a rear cylinder sleeve (4.1), a rear lead (4.4) is arranged in the guide sleeve II (4.2), a water pore I (3.3) is arranged on the inner wall of the front cylinder sleeve (3.1), a water pore II (3.5) is arranged on the outer wall of the front lead (3.4), a water pore III (4.3) is arranged on the inner wall of the rear cylinder sleeve (4.1), and a water pore IV (4.5) is arranged on the outer wall of the rear lead (4.4). The large energy-saving water cooling air hammer has the advantages that the two cylinders can be sufficiently cooled, the heating value of the air hammer in operation is reduced, the service life of the air hammer is prolonged, and energy consumption and current fluctuation of the air hammer in operation are low.

The invention discloses an air inlet device automatically blocking passive airflow and an air conditioner host and belongs to the field of ventilation equipment. The air inlet device automatically blocking the passive airflow comprises a frame (1) and a plurality of vanes (2) which are fixed into the frame (1), wherein the multiple vanes (2) are arranged in parallel, and the windward sides of thevanes (2) are inwards-concaved arc-shaped faces. The air conditioner host comprises a host shell (5), the host shell (5) is provided with an air inlet, and the multiple vanes (2) are arranged at the position of the air inlet. According to the air inlet device automatically blocking the passive airflow, the vanes (2) are manufactured into acceleration arc-shaped faces or V-shaped faces, the direction of wind is changed on the surfaces of the vanes and advances in an arc acceleration manner, and turbulent flow is formed between every two adjacent vanes; external cold air cannot directly blow fins without active inlet air suction force when an air conditioner is not turned on, and the defrosting speed is accelerated; and when a draught fan is started, the external air flow enters the host under the action of draught fan suction force, and therefore active air inlet is achieved. The air inlet device automatically blocking the passive airflow can be applied to all fields needing stable ventilation.

The invention relates to the field of aquaculture, in particular to a portable fish suction device. The portable fish suction device comprises a fish inlet pipeline, a fish suction box, a fish outletpipeline, a vacuumizing device, a movable trolley, a control box and a driving mechanism. The fish suction box is mounted on the movable trolley, the fish suction box is an arc-shaped centrifugal cavity, the fish inlet pipeline is located on the upper side of the fish suction box, the side face of the fish suction box is connected with a fish outlet pipeline, and the fish suction box is communicated with the fish outlet pipeline. The driving mechanism comprises a driving motor and a centrifugal valve element, the driving mechanism is mounted at the lower end of the fish suction box, the centrifugal valve element is located in the fish suction box, and a channel communicated with the fish inlet pipeline and the fish suction box is formed in the centrifugal valve element. According to the portable fish suction device, the driving mechanism and a vacuum pump are combined for use, the fish suction box is optimized, and the problems that power of an existing fish suction device mainly depends on a water pump, and power output is large; the fish suction path is not reasonable, and fish shoals bear mechanical injuries in the fish suction process; the equipment is large in size, and transportation is inconvenient are solved.

The present invention belongs to the technical field of quantum dots, especially relates to a carrier transport material and a preparation method thereof, and a QLED device. The carrier transport material comprises metal-oxide semiconductor nanocrystallines modified with an alkoxy silane coupling reagent, the structural general formula is H2NRSi(OM)3, wherein M is the metal-oxide semiconductor nanocrystalline, and R is a non-alkoxy carbon chain in the alkoxy silane coupling reagent. The carrier transport material can perform passivation of the surface of the metal-oxide semiconductor nanocrystalline for isolating from water and oxygen to reduce the negative influences of the surface defects on the hole and electron electron recombination in the quantum dots, increase the distances betweenthe metal-oxide semiconductor nanocrystallines, weaken the carrier mobility of the metal-oxide semiconductor nanocrystallines, have a carrier balance effect on the device and finally improve the luminous efficiency of the device.

The invention relates to the technical field of medical instruments, in particular to a spatial translation type surgical instrument vehicle with two handles fast to locate. The vehicle is formed by an instrument platform, a base table, a rod shaft, a base, a locating shaft, a locating plate, a stand column, an arc groove, an arc bar, the handles, a vehicle body, wheels, a beam and a balance adjusting rod. The balance adjusting rod is composed of a telescopic rod, a blind hole, a spring, a sleeve rod shaft, a sleeve rod and a weight handle. The sleeve rod is a rod body with the rectangular section. The top end of the sleeve rod is provided with the longitudinal blind hole. The telescopic rod is vertically inserted into the blind hole. The side face of the bottom end of the telescopic rod is provided with a ring-shaped protrusion. The stand column on the front side is welded with the beam horizontally arranged. The middle of the beam is provided with the sleeve rod shaft, wherein the beam and the sleeve rod shaft form a whole. The right end of the beam is provided with the arc bar, wherein the beam and the arc bar form a whole. The arc groove is formed in the arc bar.

The invention relates to flour specially used in family and a production method thereof. The flour is produced by the following raw materials: waxy wheat which is the main raw material and common hard wheat, wherein, the weight ratio of the waxy wheat to the hard wheat is (70-80) : (30-20). The flour products produced by the flour have luminous luster and good taste and wide application range. The waxy wheat is mainly used for increasing wheat fragrance, improving taste and increasing protein content. The waxy wheat can be used with high gluten wheat to produce flour which is suitable for making fermented food, wherein, the waxy wheat mainly plays a balancing role in the process. Compared with the existing waxy wheat, the waxy wheat adopted by the invention has the advantages that the production quality is not affected and the phenomenon of being sticky can not occur.

The invention provides an automatic assembly machine for an external magnetic rotor of a magnetic pump, and solves the technical problems such as a large amount of labor, high production cost, laborious installation, long production time and relatively low assembly efficiency required in mass production since the magnetic tile is manually installed without using an assembly machine that can replace the manual assembly in the existing assembly process of external magnetic rotors. In the automatic assembly machine for the external magnetic rotor of the magnetic pump, the external magnetic rotorcomprises a rotor seat and a magnetic tile, the assembly machine comprises a base that is provided with a clamping mechanism capable of clamping and fixing the rotor seat; a support frame is fixed onthe base, and the support frame is provided with a feeding mechanism capable of conveying the magnetic tile and is further provided with a feeding mechanism capable of conveying the magnetic tile. Theautomatic assembly machine has the advantage of high assembly efficiency.

The invention relates to the technical field of press machine lubricating devices, in particular to a lubricating device for a press machine balancer piston. The lubricating device comprises a vertically-mounted balancer cylinder. An upper end cover and a lower end cover are respectively arranged at two ends of the balancer cylinder. A piston is mounted in the balancer cylinder in a sliding manner. A piston rod mounted on the piston penetrates through the lower end cover. A sealing piece is arranged between the piston rod and the lower end cover. An annular oil storage groove is reserved on the piston. An oil inlet is arranged on the upper end cover and corresponding to the annular oil storage groove. An oil leaking device is arranged between the piston and the balancer cylinder, and connected with the annular oil storage groove. A sealing device for preventing oil-leakage is arranged between the piston and the balancer cylinder. The sealing device is mounted on the piston and positioned on one side of the lower end cover. The lubricating device has the advantages of good lubricating effect, all-around automatic lubrication, high lubricating efficiency, simple operation, reliability and convenience in application.

The invention discloses a blind buried orifice plate laminating method and a blind buried orifice plate manufactured with the blind buried orifice plate laminating method. The blind buried orifice plate laminating method includes the following steps. First copper foil, a first semi-solidified piece, a first circuit board, a second semi-solidified piece, a second circuit board, a third semi-solidified piece and second copper foil are sequentially stacked up and laminated for the first time, drilled and undergo hole metallization treatment. Circuits are manufactured on the first copper foil and the second copper foil and a first substrate is formed. A second substrate with a single-layer conductive circuit is provided. The first substrate, a fourth semi-solidified piece, the second substrate, a fifth semi-solidified piece and third copper foil are sequentially stacked up and laminated for the second time and a multiple-layer plate is obtained, drilled and undergo hole metallization treatment. Circuits are manufactured on the third copper foil. The blind buried orifice plate is formed. The laminating method and the blind buried orifice plate manufactured with the laminating method effectively solve the problem that products are disqualified as a large warping degree occurs during the process of laminating blind buried orifice plates in a hot mode.

The invention discloses a vacuum device of a wire squeezing-protecting sheath machine and pertains to the technical field of wire and cable processing. The device of the invention comprises a vacuumizing interface matched and connected with a squeezing-protecting cuff of a wire squeezing-protecting sheath machine, a vacuum pipeline and a vacuum pump, and is characterized in that an air storage tank is connected on the vacuum pipeline in series; an air outlet of the air storage tank is connected with the vacuum pump, while an air inlet of the air storage tank is connected with one end of the vacuum pipeline, and the other end of the vacuum pipeline is connected with the vacuumizing interface. The device of the invention has the advantages that as the air storage tank is arranged on the vacuum pipeline of the vacuum device in the prior art, the stability of a wire in the squeezing-protecting cuff can be guaranteed, and even if a machine works once again after shutdown, the air storage tank has the balance function, therefore, fluctuation of the wire can be avoided.