49results about How to "Less hit" patented technology

The invention discloses a corn picking composite roller, and belongs to the field of corn harvest machines. The corn picking composite roller comprises two oppositely-rotating roller bodies, the two oppositely-rotating roller bodies are arranged in parallel, a gap is reserved between the two oppositely-rotating roller bodies, a guiding cone is arranged on the front end portion of each oppositely-rotating roller body, the spiral directions of the two guiding cones are opposite, the right sides of the guiding cones are stem pulling sections, and pulling teeth are arranged at the positions of the stem pulling sections in the peripheral direction. According to the corn picking composite roller, a traditional stem pulling roller and a traditional ear picking roller body are improved, the functions of stem pulling, ear picking, skin peeling and sundry removing are integrated, the advantages of the traditional stem pulling roller body and the traditional ear picking roller body are integrated in the corn picking composite roller, therefore, effective impact of the stem pulling roller on corn ears can be reduced, and the strong capture capacity to broken stems is achieved.

The invention relates to the field of housing construction equipment, in particular to an earthquake-resistant structure of civil engineering and a method thereof. The earthquake-resistant structure comprises a damping cylinder; an upper connecting plate is integrated on the upper portion of the damping cylinder; a lower connecting plate is integrated on the lower portion of the damping cylinder; steel plates and rubber plates are arranged in staggered modes in the damping cylinder; a lead core rod is arranged in the central part of the damping cylinder through a through hole in a penetrating mode; and the earthquake-resistant structure of civil engineering is arranged in a housing earthquake-resistant layer or a nonbearing wall. According to the earthquake-resistant structure of civil engineering, the effects of bearing and fixing on a building are achieved, the effects of earthquake isolation and damping on an earthquake can be further achieved, and the safety degree of the housing building is improved.

The invention relates to a cutting and walking servo-actuated regulating system of a combined harvester. The system comprises dual vertical cutter transmission devices, a main cutter transmission device, a reel and spiral delivery auger transmission device, and a speed measurement and servo-actuated regulating system. The speed measurement and servo-actuated regulating system can constantly measure the real-time forward speed of a machine through a speed measuring radar, constantly adjust the rotating speeds of a first direct current motor, a second direct current motor, a third direct current motor and a hydraulic motor in the left vertical cutter transmission device, the right vertical cutter transmission device, the main cutter transmission device and the reel and spiral delivery auger transmission device, so that the components rotate at the corresponding rotating speed so that the cutting track of cutters of the combined harvester at various forward speeds, the elastic tooth track in a reel and a spiral auger can meet the good cutting performance, the good reeling performance and the good conveying performance, it is ensured that a header does not perform repeated cutting and missed cutting, crops are not stacked in the header, crop impact is small, and the system has the wide application range.

The invention discloses a no-row Flower Chinese cabbage ordered harvester. The no-row Flower Chinese cabbage ordered harvester comprises a walking chassis and a hydraulic oil cylinder, wherein a supporting frame is hung in front of the walking chassis, a conveyor belt assembly is arranged above the supporting frame, the front end of the conveyor belt assembly is provided with a double-moving-bladesickle, the upper front of the conveyor belt assembly is provided with a hairbrush type reel, the outer side of the conveyor belt assembly is provided with a balance rod, a branching device is arranged in rear of the conveyor belt assembly, the lower rear of the branching device is fixedly provide with an ordered carding device, a collecting box is arranged under the ordered carding device, and areciprocating ordered laying device is arranged under the collecting box. The no-row Flower Chinese cabbage ordered harvester has the advantages that the double-moving-blade sickle completes a cutting link by using a sliding cutting function, the hairbrush type reel can convey Flower Chinese cabbages to the conveyor belt assembly, the branching device divides the Flower Chinese cabbages into three threads of material flows, the Flower Chinese cabbages fall into the ordered carding device and finally fall into the reciprocating collecting box, and ordered harvesting is completed.

The invention relates to an artificial prosthesis of a long bone diaphysis tenon and mortise structure. A protruding face I and a rectangular protrusion I of a prosthesis proximal handle connecting part I are inserted into a strip-shaped groove II and a rectangular notch II of a prosthesis far-end handle connecting part II respectively, a protruding face II and a rectangular protrusion II of the prosthesis far-end handle connecting part are inserted into a strip-shaped groove I and a rectangular notch I of the prosthesis proximal handle connecting part I respectively, after a semicircular groove I of the prosthesis proximal handle connecting part I is in butt joint with a semicircular groove II of the prosthesis far-end handle connecting part II, a cylindrical counter bore is formed, tenon is inserted into the cylindrical counter bore formed in one end of the cylinder, and the tenon locks the connecting part I and the connecting part II together. Prosthesis fixation is firm and reliable, the operation is simple and convenient, the operation time is shortened, the operation effect and efficiency are improved, and operative complications are reduced. The artificial prosthesis can be widely applied to different defects of long bone diaphysis, the minimum osteotomy amount can reach 3.0 cm, and the maximum opportunity is provided for reserving normal bone tissue and joints as much as possible.

The invention discloses a C2 organization resource dynamic scheduling method for time-sensitive target strike. The method includes taking task completion quality and task completion time as resource scheduling measurement; constructing a multi-target C2 organization resource dynamic scheduling model; and solving the model by adopting an improved quantum particle swarm algorithm. The result shows that by considering task completion time measurement, a time-sensitive target striking window can be reduced; three-level optimal adaptation modeling is carried out through task resource capacity, a multi-target dynamic optimization model is established, a quantum particle swarm optimization algorithm is further designed to solve the multi-target optimization problem, and therefore the time-sensitive target strike capacity can be remarkably improved.

The invention discloses a method for establishing a bladder cancer in-situ model of a nude mouse. The method is characterized by comprising the following steps of: narcotizing a female nude mouse superficially, and inserting a urethral catheter with a side hole into a bladder from a urethral canal, so that negative pressure is formed in the urethral catheter continuously; penetrating a cutter into the urethral catheter, and adjusting the positions of a cutting inclined plane and the side hole of the urethral catheter; cutting under the negative pressure to cut part of mucous membrane layers off, so that the lower layer of a bladder mucous membrane is exposed to form a local wound surface; and pouring human bladder cancer cell suspension which is in the logarithm growth period into a bladder cavity of the nude mouse and reserving for a period of time, discharging the cell suspension out, and establishing the superficial bladder cancer model after 7 days. Compared with the conventional electrocauterization method, the conventional chemical medicinal corrosion method and the conventional bladder puncture intracavity cutting method, the method has the advantages that molding assemblies are low in production cost, and the method for establishing the bladder cancer model is good in effect, the device is easy to operate, the time is short, the nude mouse has little pain, and death caused by anesthesia, operation strike and infection is reduced obviously.

The invention relates to a torque tool, particularly to an angle turning/torque wrench, and the torque tool has a tool rod (2) and a handle (3) arranged on an end part segment (A) of the tool rod. The handle (3) is rotatably supported around the longitudinal axis (X) of the tool rod (2), and an inner part(s) of the handle (3) or/and the tool rod (2) is/are provided with a clamping unit(s). Through the clamping unit(s), corresponding tripping torque can be adjusted by rotating the handle (3) relative to the tool rod (2). According to the invention, the handle (3) has a folding rod (4), and the folding rod (4) bears against the handle (3) in an initial position and can be transferred to an adjusted position (Z2) which transversely extends relative to the longitudinal axis (X).

The invention relates to a tencel/combed long staple cotton/ramie blended yarn and a production method and application thereof. The blended yarn is made of tencel, combed long-staple cotton and ramieaccording to the weight ratio of 45:43:12 through blended spinning. The production method includes the following processes: blowing, cotton carding, drawing, roving, spinning, winding and the like. The final product of the tencel, combed long-staple cotton and ramie blended yarn is a middle-high-count yarn. Fabric prepared by the blended yarn has the characteristics of excellent gloss and excellent wearing performance, and is comfortable and breathable, antibacterial, odor-adsorbing and deodorizing, antiseptic, mildew-resistant and wear-resistant. The production method achieves proportion optimization of tencel, combed long-staple cotton and ramie fiber. And the final yarn has excellent quality indexes, gives full play to the advantages of each fiber, and avoids the shortcomings of each fiber. The final fabric is a high-end shirt fabric with high market value, is popular among consumers, and can bring great benefits for companies.

The invention relates to a suction-blowing type seed cotton conveying apparatus. The apparatus comprises a seed cotton inlet passage, an insulation cover, a fan, a cotton brushing roller, an enclosedair valve, a jet nozzle, a seed cotton outlet passage and a housing. The grate-shaped insulation cover is adopted in order to prevent seed cotton from entering the operation range for blades of the fan. Through self rotation of the insulation cover, seed cotton is transferred at high speed. A transfer passage is kept smooth when the cotton brushing roller is cleaned at high speed. Picked seed cotton is transferred to an inlet end of the enclosed air valve and conveyed to a cotton box through high pressure pneumatic power. Therefore, decrease in quality of seed cotton is avoided when the seed cotton delivery process is stricken.

The invention discloses a semi-feeding grain threshing device, belonging to the field of agricultural machinery. The semi-feeding grain threshing device solves the problem that the existing semi-feeding grain threshing device cannot perform adaptability regulation aiming at different grains and different yields. The semi-feeding grain threshing device comprises a rack, a threshing assembly used for completing grain threshing, and a clamping chain component used for conveying grains, and is characterized in that the threshing assembly comprises an outer cover and a threshing cylinder vertically installed in the outer cover; the clamping chain component is transversely arranged at one side of the threshing cylinder. The threshing device also comprises a driving device used for driving the clamping chain component to swing up and down so as to adjust the included angle between the grain conveying direction and the axis of the threshing cylinder.

The invention provides a striking pad. A pad part (11) and a connection part (12) of the striking pad (10) are made of soft materials such as rubber materials with elasticity. A peripheral part (11b) of the connection pad part (11) and a support part (13) are connected by the connection part (12), so that the pad part (11) is supported on the support part (13). The connection part (12) forms a thin wall which forms a bending shape and is bent to the inner diameter direction of the support part (13) under a non-striking state. When a striking face of the pad part (11) is struck, the connection part (12) elastically deforms mainly through compression or bending in elongation, compression and bending. The connection part (12) allows at least the peripheral part (11b) of the pad part (11) to displace towards the striking direction.

The invention relates to a novel fireproof cotton feeder for removing a mulching film. The novel fireproof cotton feeder for removing the mulching film comprises a cotton storage box, wherein a horizontal conveying mechanism, a lifting row sprocket, a cotton evening roller and a cotton stripping roller are arranged in the cotton storage box; the lifting row sprocket is slantways arranged; the front part of the lifting row sprocket is higher than the rear part of the lifting row sprocket; a sundries storage pit is arranged below a part between the front end of the horizontal conveying mechanism and the rear side of the lower part of the lifting row sprocket; an arc-shaped guard plate is arranged in front of the cotton stripping roller; an unginned cotton falling channel is arranged below the cotton stripping roller and the lifting row sprocket; a vibration baffle plate is arranged on the rear side of the unginned cotton falling channel; a cotton storage pit located below the cotton storage box is arranged on the lower end of the unginned cotton falling channel; a wind up roller is arranged below the front part of the upper part of the unginned cotton falling channel; an arc-shaped steel wire mesh connected with a front baffle plate and the arc-shape guard plate is arranged outside the wind up roller. The novel fireproof cotton feeder for removing the mulching film adopts a way of slantways lifting to feed cotton, so that high-speed hard impact of the device and stones can be avoided, the self-damage of roller parts and the occurrence of fire disasters are avoided, the number of barbed nail rollers in a production line can be reduced, and the damage to cotton fiber native quality is reduced since the beating number of is reduced.

The invention discloses a reel structure with cleaning brushes. The reel structure comprises a reel, reel rods, cleaning brushes and a reel rack. The reel is an eccentric wheel and is installed on the reel rack by a rotating shaft. A plurality of reel rods are installed on the reel and form a cylindrical shape in an encircling mode; reel teeth are installed on the half of reel rods and the cleaning brushes are installed at the other half of reel rods; and the reel rods with the cleaning brushes and the reel rods with the reel teeth are arranged successively at intervals. The provided reel structure is especially used for crop harvesting in a breeding experiment plot and has the eccentric wheel, so that the impact on the crop by the reel teeth can be reduced and the reel teeth can push backwardly for supporting cutting. Besides, the reel structure are provided with the cleaning brushes and the cleaning brushes rotate with the reels, so that grains and stems that are left at the front end of the cutting bench are be cleaned and swept into the twisted conveying belt of the harvesting machine completely.

The invention relates to a suction self-propelled cotton harvester, which is characterized by comprising a picking table, a conveying device, a cotton box and a self-propelled chassis. The suction self-propelled cotton harvester can pick and convey cotton by virtue of the hooking action of high-speed rotating plate teeth and the pneumatic assisted adsorption; seed cotton collected is sent to the cotton box through the conveying device; through an isolation cover, an air duct and a cotton brush roller, the conveying device can lower the probability of quality losses of the seed cotton caused bystrike and the like during the seed cotton conveying process, and can be prevented from blockage; furthermore, a cotton picking roller is vertically arranged and is used for harvesting cotton horizontally, so that the passing ability of the harvester is greatly improved.