629results about How to "Smooth going" patented technology

The invention relates to a multi-functional household garbage classified putting device which comprises putting collection rooms, an inductive control system, a language broadcasting system, a camera shooting acquisition system, a classified collection transportation device, a classified material push unloading device, classified collection storage garbage cans, an overflow alarm and automatic box changing can adjusting system, an environment-friendly scorecard account management system, an accumulated score scanning and code printing system, a bulk object recycling device, an automatic fly eradication and deodorization device, a reserved door-to-door service system, a delivery deposit device, a lost object storing and finding device, an emergency help seeking and calling system, an advertisement circulating playing system, an electronic screen turn-on and turn-off control system, a free wireless network (Wifi), an automatic solar power generation and power distribution system, a microcomputer center control system, a back-stage management operating system, and other ancillary facilities and devices. According to the multi-functional household garbage classified putting device, the classified collection of household garbage is completely achieved, and a plurality of people-oriented services are provided for community residents.

The invention discloses a waste wire stripping device, and belongs the technical field of recovery devices of waste materials. The waste wire stripping device comprises a paying-off mechanism, a paring mechanism, a tension automatic adjustment mechanism, a peeling mechanism and a wire core winding mechanism, wherein the paring mechanism is arranged on one side of the tension automatic adjustment mechanism, the peeling mechanism is located between the tension automatic adjustment mechanism and the wire core winding mechanism, the paring mechanism comprises a fixed plate, a paring knife fixing base supporting arm, a paring knife fixing base, a paring knife and a guiding wheel, the fixed plate is fixed with one side of the tension automatic adjustment mechanism, a wire passing hole is formed in the fixed plate, the paring knife fixing base supporting arm is fixed with one side of the fixed plate, a wire passing groove is formed in one side of the paring knife fixing base, two ends of the paring knife are respectively provided with a paring knife adjustment groove, the guiding wheel is arranged on a guiding wheel shaft, the guiding wheel shaft is fixed on a guiding wheel shaft base, and the guiding wheel shaft base is fixed on the paring knife fixing base supporting arm. The waste wire stripping device is ideal in stripping effect, free of damage to the guiding wheel caused by friction, long in service life and low in knife cost, and ensures a paring effect.

The invention provides a method for connecting parallel connection walking robots and a parallel connection walking robot thereof. The parallel connection walking robot mainly comprises two parallel connection mechanisms, wherein each parallel connection mechanism also comprises an upper platform, a lower platform and three or more branch chains for connecting the upper platform with the lower platform. The parallel connection walking robot is characterized in that the two parallel connection mechanisms have specific freedom degree combinations, and the sum of freedom degrees is larger than or equal to 7; the upper platforms of the two parallel connection mechanisms are fixedly connected together, and the distance between projections of the hip joint polygonal centers of the two parallel connection mechanisms on the horizontal plane is smaller than or equal to 0.8 (Ra+Rb); and the lower platforms of the two mechanism respectively comprise two mutual independent foot arches. The robot can stably walk without adjusting the gravity center left and right in the advancing process, has the advantages of three-toe standing, high rigidity, high carrying capacity, flexible steering, high obstacle climbing capability, and the like, can be used for works, such as survey, rescue, exploration, and the like and can be also used for a manipulator.

The invention discloses an ultrahigh-temperature thermal current simulation system used for a spacecraft vacuum thermal test in a vacuum container. The ultrahigh-temperature thermal current simulation system mainly comprises a semi-cylindrical graphite heating array, high-reflectivity high-temperature thermal insulation assembly units, a graphite heating array installing support, an ultrahigh temperature measuring unit and a power-regulator power control unit. A plurality of graphite heating rods are arranged and combined into the semi-cylindrical graphite heating array according to the requirements for the density and uniformity of thermal currents. Each graphite heating rod is composed of a graphite heating body and a graphite electrode, alternating-current electricity supply is adopted, and wiring electrode leads penetrate through a high-current cabin-penetrating electricity supply flange arranged on a container wall of the vacuum low-temperature environment simulation container and are electrically connected with the temperature measuring unit and the power-regulator power control unit respectively. Through the unique design of the graphite heating array, the high-reflectivity high-temperature thermal insulation assembly units and the ultrahigh temperature measuring unit, measurement of and control over temperatures over 1800 DEG C in the space environment simulation container are achieved, and the ultrahigh-temperature thermal current simulation system is also suitable for high-temperature and high-thermal-current environment simulation requirements in vacuum thermal tests of all types of spacecraft.

The embodiment of the invention discloses a method and device for network adjustment. The method includes the steps that the corresponding relation between the number of occupied network resources and the service volumes of various types of services of the network resources is obtained; according to the corresponding relation and predicated service volumes of the various types of services, the predicated occupied quantity of the network resources is determined; according to the predicated occupied quantity of the network resources, the available quantity of the network resources is adjusted. According to the embodiment, a reasonable network adjustment plan can be performed according to predicated demand conditions of future resources, so that a network operator obtains optimal return with reasonable investment, and the problems that due to constraining of the network resources, the network performance is reduced, and due to idling of the network resources, the rate of return on investment of the operator is reduced are avoided.

The disclosed software interface testing method comprises: according to pre-set grammar format, describing the software interface to be tested, and dynamic generating the GUI for testing. Wherein, it just needs to modify description information and dynamic generate a GUI for testing when the target interface changes. This invention implements seamless transplantation, and improves testing tool expandability and portability fit to different testing request.

The invention discloses a structural damage recognition method based on a Bayesian model. The method comprises the steps of firstly, using an empirical mode decomposition method to decompose obtainedsingle-point structure response through observation to obtain a time-varying intrinsic mode function to construct a likelihood function of the Bayesian model, using the likelihood function of the Bayesian model of the time-varying intrinsic function based on the single-point system structure response for an update method of the Bayesian model, and using a gradient Markov chain Monte Carlo algorithm in the design of the Bayesian model update method; direct sampling from model posterior probability distribution in which sampling is difficult to conduct is avoided, sampling is conducted in a series of simpler intermediate probability distribution which converges to the posterior probability distribution, through the method, an intermediate probability density function can be automatically selected, normalized parameters in a posterior probability distribution formula of model parameters are directly obtained, and the calculation efficiency is greatly improved.

The invention discloses an eccentric wheel capable of intelligently adjusting eccentricity. The eccentric wheel comprises a shaft, a wheel hub, a wheel rim and a tire, wherein the wheel hub is provided with a driving gear I, a motor I, a supporting wheel, an inclination angle sensor, a deviation adjusting tank and a deviation adjusting device; the deviation adjusting device comprises two supports, a screw rod which is arranged between the supports, a guide rail, a screw rod nut, a driven gear which is coaxially and fixedly connected with the screw rod, a driving gear II, a motor II and a fixed frame thereof; the screw rod nut is fixedly connected with the shaft through a flange, and the inner side of the wheel rim is provided with an internal gear. The structure of the eccentric wheel also comprises a shaft driving device, a road condition detection device and a processor, wherein the output terminal of the processor is connected with the motor I, the motor II and the shaft driving device. The eccentric wheel can detect road conditions and automatically adjust the distance between the shaft and the wheel center according to the road conditions so as to enable the traveling process to be smoother, not only can reduce the vibration degree on roads with greater fluctuation, but also solves the difficulty that common wheels are not easy to climb steps, and can be applied on various vehicles.

The invention discloses a hanging type tunnel disaster prevention, rescue and maintenance device which comprises a guide rail and a platform, wherein the guide rail is mounted at the top of a tunnel, and the platform is hung under a wheel and advances in the tunnel along with the wheel. The hanging type tunnel disaster prevention, rescue and maintenance device has the advantages that the guide rail is mounted at the top of the tunnel, the platform used for rescue advances along the guide rail in a hanging manner and is positioned in the air in the tunnel, and therefore the platform realizes barrier-free movement; under the situation that a fire occurs in the tunnel, even if the tunnel is blocked, the platform can also quickly reach a position waiting for rescue, personal injury and property damage are avoided, and meanwhile traffic non-blocking type daily maintenance in the tunnel can also be carried out. In addition, the invention designs an umbrella type combined nozzle which is composed of auxiliary nozzles and a main nozzle. The auxiliary nozzles spray water to isolate a fire site from the surroundings, the size of the distribution circle of the auxiliary nozzles can be adjusted, the main nozzle at the center can selectively spray gas, foam water and fire fighting water according to the fire characteristics, and therefore high-efficiency fire fighting can be realized.

The invention discloses a loading device and method for testing the tension strength of a unidirectional fiber reinforced composite perpendicular to the fiber direction. The loading device comprises an upper clamping rod, a loading frame, a force transferring piece, a threaded connecting rod, a gap eliminating nut and a lower clamping rod. The force transferring piece comprises upper force transferring piece bodies and lower force transferring piece bodies, the upper force transferring piece bodies are pasted on the upper end of a unidirectional fiber reinforced composite test specimen, the lower force transferring piece bodies are pasted to the lower end of the unidirectional fiber reinforced composite test specimen, and fibers in the unidirectional fiber reinforced composite test specimen are perpendicular to the tension strength testing direction. The loading frame comprises an upper loading frame body and a lower loading frame body, the upper force transferring piece bodies are fixedly installed in the upper loading frame body, and the lower force transferring piece bodies are fixedly installed in the lower loading frame body. The upper clamping rod is fixedly connected with the upper loading frame body. The lower clamping rod is fixed to the lower loading frame body in a matched mode through the threaded connecting rod and the gap eliminating nut. The loading device has the advantages that damage, caused by clamping force of a tester, on the test specimen can be avoided, connecting gaps between clamp components can be eliminated, testing precision can be improved, and accurate alignment of the test specimen can be achieved.

The invention discloses an ejection-drive closed-loop backflow pulse-type transonic wind tunnel flow field control method. An ejector passing by a diffusion segment is taken as the main drive of a wind tunnel flow field, and stable subsonic and transonic flow fields are built under the cooperation of a backflow regulating valve, an auxiliary air incoming pressure-regulating valve, an exhaust throttle and a gate finger. The method achieves the precise control of the total pressure of a stable segment under the joint action of an ejector pressure regulating valve and the auxiliary air incoming pressure-regulating valve, and can achieve the precise control of any given value M under the same total pressure in a subsonic and transonic speed range under the cooperation with a gate finger systembased on the above. According to the invention, a conventional blow-down pulse-type wind tunnel is upgraded to a sucking-type pulse-type wind tunnel, thereby facilitating the reduction of the impacton the dynamic flow field indexes of a wind tunnel from the high-pressure air flow pulsation of an incoming flow and the noise, facilitating the improvement of the dynamic quality of the flow field ofthe wind tunnel, and facilitating the improvement of the pulsation pressure, vibration and dynamic derivative test data.

The invention relates to a Mach number control method of an experimental section flow field of a continuous transonic wind tunnel. According to the given target Mach number, the rotation speed n of a compressor, the angle beta of a static blade and the position L of a choke finger, the initial states of the angle beta of the static blade and the position L of the choke finger keep unchangeable, and the rotation speed n of the compressor is adjusted to be a target value; after the rotation speed n of the compressor is in place, according to the set of a specific experiment, the angle beta of the static blade is adjusted to be a target value, and then the position L of the choke finger is adjusted to be a target value; when the rotation speed n of the compressor, the angle beta of the static blade and the position L of the choke finger are adjusted to be the target values, the Mach number, measured in real time, of the experimental section is compared with the target Mach number, and then the rotation speed of the compressor, the angle of the static blade and the position of the choke finger are adjusted according to the deviation value until the actual Mach number is close to the target Mach number. A thought is provided for controlling the Mach number of the experimental section flow field of the continuous transonic wind tunnel, and technical support is provided for ensuring smooth development of national advanced aircrafts.

A diamond wire backwinding machine device comprises a wire pay-off machine, a guide wheel combination device, a tightening mechanism, a wire arranging and take-up mechanism and an electric cabinet. A pay-off wheel ejector pin of the pay-off machine can slide on a guide rail fixed to a machine frame. The guide wheel combination device comprises a plurality of guide wheels. A tightening wheel of the tightening mechanism can slide in a scale trough fixedly connected to a wire arrangement board under the tension action of a balancing weight and a diamond wire, and a photoelectric switch is arranged on the scale trough. A wire arranging unit base is fixed to the machine frame in the mode that a bolt penetrates through a long and round hole. A wire arranging unit is fixed to a floating base through a vertical positioning bolt. A take-up wheel ejector pin of a take-up machine can slide on the guide rail fixed to the machine frame. The diamond wire backwinding machine device is simple and efficient, the problems of wire breakage, wire twining and wire coiling during asynchronization of a take-up wheel and a pay-off wheel can be solved, and the wire backwinding machine has high adaptability to spools in different sizes.

Device for securing a soft ending of the opening movement of a drawer as the latter is drawn towards an outer limit stop (10), the drawer being mounted in a (not-shown) furniture body and capable of being pulled out from said body, and in which there may be one or more rails (1, 3) between the drawer and the furniture body. The device comprises a damper (6) filled with a fluid medium attached to the furniture body—or to a rail of the furniture body—and a piston with a piston rod (7) being reciprocable in said damper (6), the free end of the piston rod (7) being attached to a tilt-able rocker (9). Whenever the piston rod (7) close to its outermost position is moved in and out in the damper (6), the rocker can be moved on a guide portion (17)—mounted at the damper (6)—between a first end position (FIG. 2) close to the damper, in which a first pin (19) mounted at the back of the drawer may engage with the rocker (9), and a second end position (10) far from the damper (6), in which the piston rod (7) is in its outermost position. This device can work in an especially reliable way.

The invention discloses a remote control automatic snow remover for a high-voltage line. The snow remover comprises a shell, an advancement power motor, a first cloth belt pulley, upper line clamping pulleys, a lower line clamping pulley and a remote control receiver, wherein the first cloth belt pulley is driven by an output shaft of the advancement power motor to rotate; the upper line clamping pulleys are driven through a cloth belt by the cloth belt pulley to rotate; a T-shaped line clamping groove is formed in the center of a wheel arch of each upper line clamping pulley; the high-voltage line is clamped in the T-shaped line clamping grooves; the lower line clamping pulley is positioned at a lower position between the two upper line clamping pulleys, and is upwards pressed against the high-voltage line through a pressing spring; snow accumulated on the high-voltage line can be removed by a U-shaped snow removing shovel arranged at the front end of a pushrod of a motor under the reciprocating function of the pushrod of the reciprocating motor; and the remote control receiver is used for receiving a control signal from a ground operator, and the snow remover is operated according to the control signal. The snow can be removed from the high-voltage line with a diameter of less than or equal to 40mm, and the snow remover also has a function of dragging a rope and the line, and has the characteristics of small size, light weight, strong thrust, high efficiency and remote controllability.

The invention relates to a state adjustment method for performance testing of a multi-stage compressor with a high total pressure ratio. On the basis of combined and coordinated adjustment of four physical parameters including a compressor rotating speed, a compressor adjustable stationary guide blade angle, a tester intake throttle valve opening degree, and a tester exhaust throttle valve openingdegree, the test working state of the compressor is controlled. The working state of the compressor is controlled to be in a region near of blocking points of all equal-rotating-speed working lines to carry out speed increasing and decreasing. On the condition of multi-row stationary guide blade single adjustment, successive adjustment from back to front in a rotating speed increasing state and successive adjustment from front to back in a rotating speed decreasing state are carried out, so that the need of in-stage matching rule optimal adjustment of the compressor at a non-designing rotating speed is met. According to the invention, with reasonable utilization of the flow resistance effect of the tester intake throttle valve of the compressor, the power consumption of the compressor isreduced at the intake throttle valve; and because of combined matched adjustment with the tester exhaust throttle valve, real-time precise control of the working state of the compressor is realized.

The invention relates to a combined tooth correcting device and a tooth brace reinforcing device, which solve the problem of poor correcting mechanical property of a macromolecular orthodontic tooth brace and improve the curative effect of the macromolecular orthodontic tooth brace. The tooth brace reinforcing device comprises a lip reinforcing device, a tongue reinforcing device and a connector for connecting the lip reinforcing device and the tongue reinforcing device. The tooth brace reinforcing device and the macromolecular orthodontic tooth brace form the combined tooth correcting device together.

The invention belongs to the technical field of aero-engine control, and particularly relates to a method and device for judging rotating stall of an aero-gas turbine engine. The method comprises thesteps that whether the engine is in a stopped state or not is obtained; if the engine is in a non-stopped state, the high-pressure conversion rotating speed of the engine is obtained; if the high-pressure conversion rotating speed is larger than a first set value, the outlet static pressure of a gas compressor is obtained, and the change rate of the outlet static pressure of the gas compressor iscalculated; if the change rate of the outlet static pressure of the gas compressor is larger than a second set value, whether the engine is in a restarted state or not is determined; if the engine isin a non-restarted state, the inlet static pressure of a fan is obtained; and the ratio of the outlet static pressure of the gas compressor to the inlet static pressure of the fan is calculated, and if the ratio is smaller than a third set value, that the engine is in a rotating stall state is determined. According to the method and device, the technical problem that the rotating stall cannot be judged in the working process of the engine is solved, the risk of surge is reduced, and the aerodynamic stability and reliability of the engine are improved.

The invention provides an optimal selection method for the team members of a virtual collaborative network. Among all candidate members of a virtual network platform, a candidate member comprehensive behavior information model is constructed according to the personal abilities and the collaboration capabilities of the candidate persons. The candidate members are ranked, and then members conforming to project requirements are preferably selected. In this way, the uncertainty and the conflict of the virtual collaborative network are reduced, and the project collaboration efficiency is improved. The method comprises the steps of constructing a candidate member personal ability and collaboration capability index system, establishing a virtual cooperative network team member preferred model based on the comprehensive behaviors of members, scoring the members according to indexes based on the personal information and the project participation information of the candidate members, figuring out a solution for the model based on the multi-objective optimization algorithm and obtaining a Pareto optimal solution. The candidate members are ranked based on the comprehensive behavior information of the members, and then appropriate members are selected to form a virtual cooperative network team. According to the technical scheme of the invention, the comprehensive abilities of candidate members can be embodied, so that the complementary cooperation of team members in knowledge and capability can be realized. The conflict problem among members during the later collaboration process can be fundamentally avoided, and the team performance is improved. Therefore, the method has good application value.