91results about How to "Normal movement" patented technology

The invention relates to a dental orthodontic self-locking bracket with a slip cover. The dental orthodontic self-locking bracket comprises a bottom plate and a bracket body with a groove for placing an arch wire, wherein ligation wings are arranged on the two sides of the groove, the slip cover is arranged above the groove, and slip strips are arranged on the two sides of the slip cover; a T-shaped sliding slot is formed on the inner side of the ligation wing on one side of the bracket body and is matched with the slip strips of the slip cover; a guide block and a position-limiting slot are arranged on the lower surface of the slip cover, a guide slot and a salient position-limiting pin are also arranged on the T-shaped sliding slot of the bracket body in a correspondence manner, and by matching, the dental orthodontic self-locking bracket can ensure that the slip cover can form self-locking with the bracket body and can slide back and forth in the position-limiting slot within a limited distance. The dental orthodontic self-locking bracket provided by the invention has the advantages of simple structure and convenience in operation, and can well keep the arch wire in the groove without affecting the normal sliding of the arch wire, greatly shorten the clinical time by reducing the ligation time, and improve and control viral and bacterial infection.

The invention relates to a movable potato automatic grading bagging machine which comprises a frame, wherein a traction frame is arranged at the front end of the frame; a small land wheel is arranged below the front end of the frame; traveling wheels are arranged on two sides below the rear part of the frame; a transmission device is obliquely arranged above the front part of the frame; one end of the transmission device is arranged below a funnel which is arranged above the front end of the frame; the other end of the transmission device is connected with a double-roller grading device which is arranged above the rear part of the frame; the transmission device and the double-roller grading device are respectively connected with a motor; the motor is arranged in the middle part of the frame; a supporting screen is arranged below the double-roller grading device; a bagging machine is arranged on one side of the supporting screen. By way of forming circular grooves by using a pair of rollers to grade, the movable potato automatic grading bagging machine solves the problem that the conventional potato grading equipment is complex in grading structure. The potato automatic grading bagging machine has the advantages of being simple, unique and novel in structure of the grading mechanism, safe, efficient, reliable, movable, easy in workplace changing, convenient to assemble and disassemble, and the like.

The invention provides a transmission mechanism of a compact shelf. The transmission mechanism of the compact shelf comprises two bottom fixing plates, sliding rails, a driving assembly, two support plates, transmission assemblies and two adjusting assemblies, wherein the driving assembly is arranged on one sides of the bottom fixing plates; the support plates are fixed between one opposite sidesof the two bottom fixing plates; the transmission assemblies are arranged on the support plates; and the two adjusting assemblies are arranged on the two support plates. For the transmission mechanismof the compact shelf provided by the invention, the adjusting assemblies are arranged, a rotation handle is rotated at the outer side of the compact shelf, an adjusting gear is driven to tighten a chain, then the tightness of the chain is adjusted, the operation is simple and convenient, the compact shelf can normally move, the service life of the chain is prolonged, meanwhile, through the braking after movement of the compact shelf and no back pulling for a driving handle during the next-time movement, limiting grooves in the inner surface of the driving handle are matched with driving blocks on a first rotation shaft for driving the first rotation shaft to rotate, the operation is simple and convenient, and the adjusting precision is high.

The present invention provides a patellofemoral prosthesis (10) that provides smooth articulation of the articulating surfaces throughout the full range of motion. At the same time, the present invention also provides a novel structure of the femoral implant component (12) that facilitates super-strong bonding to the femoral head. Also available is a patellofemoral arthroplasty system that utilizes precise, reproducible bone preparation techniques that are unique in that they minimize the complexity of subsequent revision and complete knee arthroplasty procedures. The present invention also provides a drill guide (90) and a cutting guide (44), each of which is configured to provide three-point stability during surgery.

The invention relates to the field of pure traditional Chinese medicines, in particular to a medicine for treating gastric cancer. The invention solves the problems of the prior traditional Chinese medicine for treating gastric cancer, such as poor curative effect, long treatment course, incapability for radical cure and the like. The medicine consists of fried bighead atractylodes rhizome, Indian buead, grassleaf sweelflag rhizome, nutgrass galingale rhizome, sarcandra glabra, scorpion, dried orange peel, officinal magnolia bark, noble dendrobium stem, dried lily bulb, dwarf lilyturf tuber, Chinese angelica, grub, liquoric root, raw chicken's gizzard-membrane, cattail pollen, bletilla, pseudo-ginseng, fiveleaf akebia fruit, American ginseng, pinellia tuber, fructus amomi, nutmeg, centipede, safflower, barbed skullcap herb and Chinese paris rhizome. The medicines can cooperate with one another, effectively exert respective pharmacological effects, make up for one another's deficiencies, have a synergistic effect, enhance the efficacy and have the effects of tonifying the spleen and Qi, invigorating the circulation of blood and nourishing the kidney, promoting blood circulation to remove blood stasis and dissipating stagnation; and when being used for treating gastric cancer, the medicine can enhance the immunity of the body, improve the clinic symptom of a patient and treat the primary and the secondary symptoms at the same time, and has the advantages of remarkable and assured curative effect, quick curative effect, short treatment course, no toxic side effect and low treatment cost.

The present invention discloses a heat sensitive driving device for door closer. It is characterized by that in the spring sleeve a stepped pushing bar is set, the upper portion of said stepped pushing bar is equipped with a biasing spring, and the lower portion of said stepped pushing bar is equipped with a shape memory alloy spring, and the tail end of the pushing bar is equipped with a contact. A heat-conducting through groove in cut in the place where the slape memory alloy spring is mounted in the spring sleeve, so that the shape memory alloy spring is exposed to air, on the connecting cover of spring sleeve a central through hole is set, a supporting bar is passed through said central through hole, on the supporting bar a slideway is set, the described contact can be moved in the slideway, and the end head of said slideway is equipped with a recessed pit which can be matched with said contact. Under the action of door closer said invention can make the fire-control access door tightly closed so as to implement protective smoke-resisting and fire-resisting action.

The invention discloses a pipeline performance detection device which comprises a hand lever, a joint lever and a detection end. The hand lever is connected to the detection end through the joint lever, the detection end is formed by a base, an electric rotating shaft and a detection support, the electric rotating shaft is movably mounted on the base, one end of the detection support is connected to the electric rotating shaft through a telescopic rod while the other end is provided with a cambered detection head, a plurality of transmission rollers with electric support bars are arranged on the outer side of the detection head, a circular elastic seal cartridge is arranged inside the detection head, a detection light source and a signal sensor are arranged inside the elastic seal cartridge, and the outer side of the elastic seal cartridge is connected to the detection head through a secondary telescopic rod. By the arrangement, a traditional detection device is modified, so that requirements of chemical enterprises on internal detection of various shapes or specifications of pipelines can be met, detection points inside the pipelines are positioned precisely and connected stably without skewing, and detection precision is high.

The invention relates to a duck tembusu virus (DTMUV) disease immunotherapy preparation and preparation method thereof, which belong to the field of bio-pharmaceuticals. The preparation method of the DTMUV disease immunotherapy preparation comprises the following steps of: culturing seed viruses for producing a tembusu virus strain on a large scale, and harvesting a virus liquid; deactivating the collected virus liquid, concentrating, adding the deactivated and concentrated virus liquid into an adjuvant, and emulsifying to obtain an immune antigen; immunizing laying ducks by using the immune antigen, randomly collecting blood and separating serum after last immunization, and measuring the valence of an anti-DTMUV antigen through an Agar Gel Precipiti (AGP) test till the valance of the antigen is qualified; and collecting eggs laid by an immunized qualified duck group, and preparing into a high-immunity egg yolk antibody with the conventional method. The DTMUV disease immunotherapy preparation contains a DTMUV high-immunity egg yolk antibody. The DTMUV disease immunotherapy preparation prepared with the method has the advantages of good treatment effect, safety, reliability and low cost, and is suitable for large-scale industrial production.

The invention provides a transfer device for power equipment. The transfer device comprises moving wheels and a base, the moving wheels are installed at the bottom of the base, a limiting mechanism and a supporting mechanism are installed on the base, the limiting mechanism is installed above the base, the two ends of the limiting mechanism are installed at the two ends of the base, and a fixing mechanism is installed on the limiting mechanism; the fixing mechanism matches the supporting mechanism, and the supporting mechanism matches the limiting mechanism. The device can ensure that the power equipment is always in a horizontal state, greatly guarantees the safety of the power equipment, improves the transportation efficiency, can be adjusted according to the size of the equipment, can transport the equipment with different sizes, greatly improves the adaptability, improves the working efficiency, and guarantees the working quality. And the device can also fix the power equipment, sothat the stability of the power equipment in the transportation process is ensured, and the safety of the power equipment is ensured.

The invention discloses an exhaust process simulator of a safety valve on a rocket. The simulator is used for a ground test of a cryogenic rocket engine or dynamical transport system. A program controller, a data acquisition processor and a pressure transducer form a propellant tank pressure measurement and instruction generation system. According to needs, safety valve reseating pressure is set as Pmin, opening pressure is set as Pmax, a perceived propellant tank pressure value is set as P, and an on/off digital instruction is generated according to the relationship of the above three values. A cryogenic pneumatic valve and an orifice plate form an instruction execution system for executing blow-off opening or closing movement. It can be guaranteed that pressure P is less than or equal to Pmax and greater than or equal to Pmin during pressurization process. If a safety valve is applied to a propellant tank for high-temperature gas pressurization, it is only required to replace a cryogenic pneumatic valve with a valve capable of operating in a high-temperature gaseous environment. According to the invention, equipment technology is mature; system reliability, adaptability and utilization rate are enhanced; equipment and maintenance costs are minimized; and the human-computer interaction level is improved.

The invention relates to a free-piston engine, which comprises a hydraulic pump body assembly, a first air cylinder, a second air cylinder, a push rod hole, a first pull rod hole, a first crossed connection passage, a first inner piston, a second inner piston, a push rod, an inner plunger, a first outer piston, a second outer piston and a first outer plunger, wherein the first air cylinder and the second air cylinder are arranged on two sides of the hydraulic pump body assembly; the first crossed connection passage is arranged between the first push rod hole and the first pull rod hole; the first inner piston is arranged in the first air cylinder; the second inner piston is arranged in the second air cylinder; two ends of the push rod are respectively fixed on the first inner piston and the second inner piston; the inner plunger is installed between the push rod and the push rod hole, an inner pump chamber and an inner coupling pump chamber are respectively formed on two ends of the push rod hole, and an inner coupling pump chamber is communicated with the first crossed connection passage; the top end of the first outer piston is close to the first inner piston; the top end of the second outer piston faces towards the second inner piston; two ends of the first pull rod are arranged on the first outer piston and the second outer piston; and the first outer plunger is arranged between a first pull rod and the first pull rod hole, the first outer plunger forms a first outer pump chamber and a first outer coupling pump chamber with two ends of the first pull rod hole, and the first outer coupling pump chamber is communicated with the first crossed passage.

The invention discloses a wheel leg type 3-PUU parallel mobile robot, belongs to the field of parallel robots, and can solve the problems of complex structure, unstable wheel leg type conversion and difficult realization in a traditional robot. The wheel leg type 3-PUU parallel mobile robot comprises a base platform, a movable platform I, a movable platform II, a branched chain and an universal wheel; the branched chain includes three inner branched chains and three outer branched chains; the base platform is connected with the movable platform I through the inner branched chains, and is connected with the movable platform II through the outer branched chains; each branched chain includes a connecting rod, a hooke joint and a mobile pair; two ends of the connecting rods are connected with the hooke joints; the hooke joints at the top ends of the connecting rods are connected to the base platform; the hooke joints at the bottom ends of the connecting rods are connected to the mobile pairs; the mobile pairs of the inner branched chains are on the outer sides of the connecting rods; the mobile pairs of the outer branched chains are on the inner sides of the connecting rods; and the universal wheel is connected with the mobile pairs of the inner branched chains. The wheel leg type 3-PUU parallel mobile robot obviously reduces the driving number, and is easy to control.

The invention belongs to the technical field of mining equipment in a mining industry, and particularly relates to a walking rock excavator which comprises a body, four first electric hydraulic push rods, long ship legs, a movable table and sliding grooves. The four first electric hydraulic push rods are fixedly connected to the lower end of the body and sequentially arranged at the lower end of the body. By the aid of the long ship legs, the stability of the walking rock excavator can be ensured in the moving process, the walking rock excavator is prevented from inclination in the moving process and can normally move forwards or backwards under the effective action of third electric hydraulic push rods, the sliding grooves and sliders on the surface of the movable table, the purpose of the walking rock excavator is achieved, mined rocks cannot affect movement of the walking rock excavator under the action of a striker plate, and the advancing capacity of the walking rock excavator isensured.

The invention discloses a driving circuit and a driving method thereof, and a panel and a driving method thereof, and relates to the technical field of driving. The driving circuit comprises a boost unit, a plurality of signal input ends and a signal output end; the boosting unit comprises a first module, a second module and a first capacitor; the first module is used for transmitting a signal of the third signal input end to the first end of the first capacitor; and the second module is used for transmitting the signal of the fourth signal input end to the second end of the first capacitor at the first time, so that a voltage difference is formed between the two ends of the first capacitor, the signal of the fourth signal input end is transmitted to the second end of the first capacitor at the second time, and the signal of the first end of the first capacitor is further increased. The invention further provides a driving method for driving the driving circuit, a panel comprising the driving circuit and a driving method of the panel. According to the invention, low-voltage input and high-voltage output can be realized, and the panel can provide high driving voltage for chemical micro-reaction or substance detection of a large number of samples.

The invention discloses a particulate matter filtering efficiency testing device and a using method thereof, and belongs to the field of filtering efficiency testing. The particulate matter filtering efficiency testing device comprises a concentration detection part for measuring dust concentration, a detection main body and a to-be-tested filter screen, the to-be-detected filter screen is placed in the detection main body; the driving motor is connected to the upper end of the detection main body and is used for providing power for the device; a sliding cylinder which is fixedly connected to the upper end of the detection main body; a sealing cylinder which is connected in the sliding cylinder in a sliding manner, and the concentration detection component is connected in the sealing cylinder; a rotating shaft, which is fixedly connected to the output end of the driving motor, wherein a part of the rotating shaft is located in the sliding cylinder. Dust can be conveniently collected through the collecting cavity, loss is reduced, redundant gas can be conveniently collected through the gas collecting groove, dust on the to-be-detected filter screen can be conveniently collected through the collecting groove, and loss is further reduced.

The invention discloses a roller hearth type heating furnace plate blank movement simulation method, which comprises the following steps of: firstly, establishing a three-dimensional simulation modelof a furnace body, a conveying roller and a plate blank, then dividing a movement region and a static region in a furnace, and finally, carrying out simulation solution through fluid simulation software. Compared with the traditional experiment test; according to the method, the movement condition of the plate blank in the furnace can be predicted only through computer simulation; the experiment period can be shortened; the test cost is saved; meanwhile, the temperature change process of the whole plate blank in the movement process of the plate blank is simulated; the heating furnace is different from a static blank heating furnace and a stepping heating furnace; due to the fact that the temperature difference of the bottom of the plate blank in the heating process is small and is closerto the heating conditions of various plate blanks in the actual production process, the temperature change cloud chart generated through the method can be applied to actual production, production parameters can be designed, and then the product quality is improved.

The invention relates to a medicine for treating hepatitis and in particular relates to a traditional Chinese medicine for treating chronic hepatitis prepared by taking Chinese herbal medicines as raw materials. The traditional Chinese medicine for treating chronic hepatitis consists of the following raw medicinal materials in parts by weight: 15-25 parts of rhodiola rosea, 10-20 parts of asarum caulescens maxim, 10-15 parts of solanum lyratum, 10-15 parts of white paeony root, 5-15 parts of large-leaved gentian, 5-10 parts of thunder god vine, 10-20 parts of dried alum and 5-10 parts of oldenlandia diffusa. The traditional Chinese medicine for treating chronic hepatitis, disclosed by the invention, is prepared by summary of the clinical test in many years; rhodiola rosea, asarum caulescens maxim, solanum lyratum and thunder god vine are taken as main medicines, white paeony root, large-leaved gentian, dried alum and oldenlandia diffusa are taken as auxiliary materials, the other medicines are matched for blending, the symptoms of hepatitis can be completely eliminated, and the functions of the human body are improved so that health of a patient is completely recuperated, normal motion can be recovered, and the living quality of the patients is improved.

A titanium clamp self-locking structure is disclosed and comprises a clamp body, a second movable rod, a limiting ring, a third movable rod, a reset assembly, a lamp ring and a self-locking assembly. A grip is fixed to one end of the bottom of the clamp body, the third movable rod is connected with the other end of the second movable rod, and a first clamp is arranged at the other end of a sleeve. The reset assembly used for driving the second movable rod to reset is arranged in the sleeve, the lamp ring is fixed to one end of the outer side of the sleeve, and the self-locking assembly used for locking the first movable rod is arranged on the top of the inner side of the clamp body. The titanium clamp self-locking structure is provided with a limiting rod and a tooth groove, the limiting rod at the top of the clamp body can be driven to descend under the elastic action of a second spring, so that the limiting rod can be clamped into the tooth groove in the surface of the first movable rod, and the first movable rod can be limited and locked after percussion, and therefore, the titanium clamp does not need to be shaped by manually holding the percussion handle after percussion, and the practicability of the titanium clamp is improved.

The invention relates to the technical field of touch screens, in particular to a touch screen device with a mistaken touch prevention function. The device comprises a shell, screen glass, a polarizing plate, a touch panel and a substrate; the substrate is fixedly mounted at the bottom of the shell, and the touch prevention plate is driven by a driving device to do linear motion in a rectangular placement groove; the driving device comprises a driving plate, a clamping strip, a pressing block and a push rod; cavities are formed in the two ends of the outer wall of the shell, vertical plates are movably installed in the cavities, the upper end faces of the vertical plates are fixedly connected with L-shaped baffles, a plurality of S-shaped elastic pieces are fixedly arranged on the inner wall faces of the vertical plates, and the push rod is fixedly connected with the vertical plates. By utilizing the repulsion effect between a first magnetic block and a second magnetic block with the same name, the driving plate can drive an anti-touch plate to extend out of the first movable groove to the outer side and be located at the upper end of the edge of the screen glass under the condition of not bearing an external force, fingers of a user are prevented from touching a screen, and therefore the mistaken touch prevention effect is achieved.

The invention provides an angling cylinder with a pressure maintaining function, belongs to the technical field of machinery and solves the problem that the conventional angling cylinder does not havethe pressure maintaining function and is poor in stability. The angling cylinder comprises a cylinder body and a big piston arranged in the cylinder body and capable of moving forwards and backwards,wherein an oil chamber I is formed by the rear end of the big piston and the inner wall of the cylinder body, an oil chamber II is formed by the front end of the big piston and the inner wall of thecylinder body, an oil channel I and an oil channel II are formed in the big piston, an outlet of the oil channel I communicates with the oil chamber I, a positioning hole is formed in the big piston,the oil channel I communicates with the positioning hole, the oil chamber II communicates with the oil channel II through the positioning hole, a check valve and a small piston are arranged in the positioning hole from front to back, the check valve is closed in front-to-back direction and can be opened when the small piston moves forwards, the communication part of the oil channel I and the positioning hole is located at the rear of the small piston, and the communication part of the oil channel II and the positioning hole is located between the small piston and the check valve. The angling cylinder has the advantages that pressure maintaining can be realized, normal work of the angling cylinder can be guaranteed, stability is good, and the like.

The invention discloses a limb rehabilitation exoskeleton and a limb rehabilitation system applying the same. The limb rehabilitation exoskeleton comprises a first supporting rod and a second supporting rod which are rotationally connected; a first guide wheel assembly is arranged at the end, deviating from the second supporting rod, of the first supporting rod, and a second guide wheel assembly is arranged at the end, deviating from the first supporting rod, of the second supporting rod; and when the first supporting rod rotates relative to the second supporting rod under the action of external force, the first guide wheel assembly and the second guide wheel assembly guide movement of the first supporting rod and the second supporting rod, and a first limiting piece limits rotation of thesecond supporting rod relative to the first supporting rod. The limb rehabilitation exoskeleton is more consistent with motion trails of limbs, and the rehabilitation effect is good; and in addition,the flexion-extension angle of the limbs is within a certain threshold value, that is, the situations of excessive bending and hyperextension of knees can be avoided, and thus the rehabilitation effect of a patient is ensured.

The invention discloses a vehicle for winding a straw rope on a tree and belongs to the field of municipal facilities. The vehicle comprises a handlebar, a straw rope storage box, the straw rope, a fixed base, a feeding wheel mounting base, a driven wheel mounting base, a steel wire rope, universal wheels, a tree protecting ring, a fixed winding plate, a spiral chute, a feeding hole, a movable winding plate, a traction device mounting base, a movable base, a guide hole, a spiral pipe, a hinge, a first traction wheel, a first driven gear, a traction electromotor, a transmission gear, a rollingbody, a fixed shaft, a connector, a feeding electromotor, a driving feeding wheel, a driven feeding wheel, a second traction wheel and a second driven gear. By using the device, a trunk with the radius being larger than the radiuses of the fixed winding plate and the movable winding plate can be wound, the inner side of the tree protecting ring tightly surrounds the trunk, and the outer side of the tree protecting ring tightly clings to the inner walls of the fixed winding plate and the movable winding plate, so that it is ensured that the trunk is not damaged by the straw rope and the steel wire rope; and the spiral chute is internally provided with the rolling body, so that friction caused by the movement of the steel wire rope and the straw rope is reduced.