181results about How to "Easy to adjust speed" patented technology

The invention relates to a novel rotation driving system for a mixing drum of a concrete mixing transport vehicle. In the system, two prime movers, two hydraulic main pumps, an oil supply pump and a hydraulic motor form a hydraulic closed loop together with a hydraulic valve block with the functions of relatively completing oil supply, cooling and safe buffering; the delivery volumes of the two hydraulic main pumps are different; and the low-delivery volume hydraulic main pump is used for separately realizing slow and constant mixing action of the mixing drum, and the high-delivery volume hydraulic main pump is used for rotating the mixing drum along positive and negative directions at a high speed during feeding and discharging when separately operated or combined with the low-delivery volume hydraulic main pump. The system aims to solve the problems of the influence on the concrete uniformity and the influence on the driving dynamic performance and driving safety performance which are caused by driving a roller to rotate by separately using a chassis engine under different working conditions and different road conditions in the mixing drum, fuel waste caused by the long-term operation of the high-power chassis engine at low-efficiency points and the hydraulic shock generated during the switching of the mixing drum under different working conditions.

The invention discloses a vertical-type wire stranding machine of high-definition multimedia interface (HDMI) cables. The vertical-type wire stranding machine comprises a rack, a first wire core releasing mechanism, a second wire core releasing mechanism, a ground wire releasing mechanism, a wire stranding main machine, a first paper layer wrapping mechanism and a second paper layer wrapping mechanism; the first wire core releasing mechanism makes a wire core in the high-definition multimedia interface (HDMI) cable pass through a first tension control device and thereafter makes the wire core enter a wire concentrating board and a narrowing and modeling model; the second wire core releasing mechanism makes the other wire core in the high-definition multimedia interface (HDMI) cable pass through a second tension control device and makes the wire core enter the second wire concentrating board and the narrowing and modeling model; the ground wire releasing mechanism makes a ground wire in the high-definition multimedia interface (HDMI) cable pass through a third tension control device and thereafter enables the ground wire to enter the wire concentrating board and the narrowing and modeling model; the wire stranding main machine winds up two wire cores and one ground wire; the first paper layer wrapping mechanism wraps a first player of paper on the cable which is subjected to narrowing and modeling; and the second paper layer wrapping mechanism wraps a second layer of paper on the cable which is wrapped with the first layer of paper. The vertical-type wire stranding machine of the high-definition multimedia interface (HDMI) cable of the invention is advantageous in simple structure and high production efficiency, and can be applicable to completing wire stranding and wrapping processes of the high-definition multimedia interface (HDMI) cable.

The invention discloses a circulating variable-pitch propeller pipeline robot comprising a guide rod, a linear telescopic motor, a guide wheel, a motion coordinating disc, a fish eye ball head, a telescopic short joint, a driving wheel, a driving wheel supporting rack and a motor having a decelerating set. A rotary bearing is installed in the motion coordinating disc; the center of the rotary bearing is covered with a fish eye bearing; the guide rod is covered with the fish eye bearing in a slide way; the guide wheel is connected with the linear motor telescopic motor; the fish eye ball head is assembled on the linear telescopic motor and in a sleeved connection with a control rod of the motion coordinating disc; the driving wheel is connected with the motor having the decelerating set and installed on the telescopic short joint; the telescopic short joint is connected with the guide rod via the driving wheel supporting rack; a ball head is assembled on the telescopic short joint; the ball head is connected with the ball head on the rotary bearing via a connection rod; and the guide rod is connected with the ball head on the rotary bearing via a synchronous connection rod. The circulating variable-pitch propeller pipeline robot can flexibly move and possesses great traction force, and can be suitable for composite pipeline interior work in a better way.

The invention relates to an N-level incineration treatment method for domestic garbage, which comprises that: an N-level incinerator (N is more than or equal to 2) is arranged between a rotary kiln and a decomposing furnace; tertiary hot-blast air is introduced into the N-level incinerator, so that spiral upcurrent with the temperature of 850 DEG C is formed; the domestic garbage of which the moisture content is less than 10 percent is crushed into garbage materials of which the granularity is less than 30 millimeters, and a small quantity of the garbage materials are fed into a furnace body slowly through an air-lock feeder, and meet N-level dividing grates which are arranged from top to bottom to undergo the combustion, decomposition and gasification of organic matters; and generated acidic fume is discharged to the decomposing furnace through smoke outlets distributed at multiple positions uniformly, and after the decomposing furnace reaches the furnace temperature of over 900 DEG C and is in the state of alkalinity, the acidic fumes can be further subjected to neutralization treatment to reach discharging standards finally. Ash residues of the garbage are discharged out of the furnace body by a totally-enclosed electric vibrating discharger, are conveyed to a kiln hood of the rotary kiln by conveying equipment to enter the rotary kiln, and are used as a raw component for producing cement for calcination and solidified in the cement finally, so that the treatment aim of the 'harmlessness, reduction and recycling' of the domestic garbage is fulfilled.

The invention discloses a liquamatic biological rotating disc reaction tank, and belongs to the field of sewage treatment. The liquamatic biological rotating disc reaction tank comprises a biological rotating disc, a rotary shaft, a contact reaction groove, a jet-flow water feeder, a water feeding pipe, a sewage pump, a water-feeding adjusting valve, a water discharging groove, a water absorbing pipe and a water feeding groove, wherein the biological rotating disc is movably arranged in the contact reaction groove by a rotating shaft; baffles are arranged at the periphery of the biological rotating disc; the jet-flow water feeder is arranged in the contact reaction groove, and a water spraying port of the jet-flow water feeder faces to the baffles arranged at the periphery of the biological rotating disc; the jet-flow water feeder is connected with the sewage pump through the water feeding groove and the water-feeding adjusting valve; the sewage pump is connected with the water feeding groove by a water suctioning pipe; and the contact reaction groove is provided with the water discharging groove. The liquamatic biological rotating disc reaction tank disclosed by the invention has the advantages that by matching of the jet-flow water feeder, the water feeding pipe and the sewage pump, a jet-flow water feeding path is formed, so that the sewage can be utilized for driving the biological rotating disc to rotate; and since the water feeding pipe is provided with the water-feeding adjusting valve, the rotating speed of the biological rotating disc can be controlled by a mode of adjusting the water-feeding flow; and the energy consumption is low and the control is easy.

The invention provides an altitude air-cooling coiling tracking and coiling control system, which comprises an upper computer setting and display processing module, a PLC (Programmable Logic Controller) control module, an air-cooling roller detection processing module, a coiling device detection module and a simulation module. With a signal feedback correction method of a cold metal detection instrument before coiling, the problem of coiling tracking precision in an air-cooling area is solved; and relatively accurate and intuitive tracking and monitoring images are provided for operators so as to facilitate real-time coiling and quickly process coiling accumulation and other failure problems; moreover, the simulation technology is applied, and optimal production rhythm control can be realized through on-line simulated training for operators; and simultaneously, the working strength of workers is reduced, the work efficiency of workers is improved, and the practicability is high.

The invention discloses an upper alternating current draught fan speed regulating system of a gas water heater. The upper alternating current draught fan speed regulating system of the gas water heater comprises a controller, a single phase alternating current program guidance (PG) motor, a controllable transwitch circuit, a motor speed feedback circuit and a zero cross detection circuit, wherein the controllable transwitch circuit, the motor speed feedback circuit and the zero cross detection circuit are respectively connected with the controller. The upper alternating current draught fan speed regulating system of the gas water heater aims at achieving stepless speed regulating of the single phase alternating current PG motor through controlling the size of an electrical angle between the controllable transwitch circuit which is connected with the single phase alternating current PG motor and an alternating current zero crossing point, a well-matched state of gas and air is achieved, and the defects of a draught fan with fixed gears has limited gears are overcome, and problems that burning instability and flameouts of a water heater when air quality is too large or too small and the like are solved.

The invention relates to an automatic temperature control dual-horizontal shaft asphalt mixture mixing machine for a laboratory. The automatic temperature control dual-horizontal shaft asphalt mixture mixing machine comprises a heat-insulating heating device, a discharging device and a mixing cylinder fixedly provided with a motor at the outer side, wherein a speed reducer is fixedly arranged on an output shaft of the motor, a driving gear is fixedly arranged on the speed reducer, and connected with a first driven gear by virtue of a belt, the first driven gear is fixed at one end of a first mixing shaft positioned in the mixing cylinder, and a second synchronization gear is fixedly arranged at the other end of the first mixing shaft. The first mixing shaft and a second mixing shaft are arranged in the mixing cylinder, so that the working efficiency is remarkably improved and the mixing time is shortened in comparison with the original mixing machine with an single mixing shaft; meanwhile, mixing equipment for a practical engineering can be simulated, so that an experiment result has strong practicability and reliability. Meanwhile, the speed reducer is provided, so that the rotating speeds of the first mixing shaft and the second mixing shaft are conveniently regulated.

The invention provides a purification device of sterilization, disinfection and deodorization for an urban sewage pond and a use method and belongs to the technical field of sewage treatment. The purification device comprises a sewage-pond main body, wherein the sewage-pond main body comprises a flocculating pond, a settling pond, a disinfecting pond and an odor adsorbing pond in sequence from left to right; a filtering net is arranged in the settling pond; a slag discharging cover is arranged at the bottom surface of the settling pond; the disinfecting pond is internally provided with an ultraviolet disinfection device; an odor adsorbing cover is arranged on the top surface of the odor adsorbing pond; a waterproof breathable film is arranged on an adsorbing air hole; the odor adsorbing cover is internally provided with an alumina microsphere air purification bin loaded with high-molecular steady-state chlorine dioxide; a water pipe, a sewage pipe and a water purification pipe are respectively provided with a control valve and a water suction pump; a first controller is arranged on the outer side wall of the sewage-pond main body and is electrically connected with an electric telescopic cylinder. The purification device of sterilization, disinfection and deodorization for the urban sewage pond provided by the invention has the advantages of good sewage treating effect and highpurification efficiency.

The invention relates to a multifunctional integrated sewing machine, and belongs to the field of textile machinery. The multifunctional integrated sewing machine comprises a sewing machine head, a sewing machine base, a cloth dragging device and a cutting device; the sewing machine head is fixed on the sewing machine base, a PLC electric cabinet is arranged on one side of the sewing machine base, a fixed base is installed on the sewing machine base, and a rotating board corresponding to the sewing machine head is connected to the fixed base; the cloth dragging device comprises a front cloth dragging device body and a rear cloth dragging device body, and the rear cloth dragging device body and the cutting device are installed on the rotating board; the front cloth dragging device body is arranged on the sewing machine, and an ironing device flattening fabric is arranged on the rear portion of the cloth dragging device; an air blowing material receiving device is installed on the rear side of the sewing machine base. According to the multifunctional integrated sewing machine, the actual production efficiency is greatly improved, the product quality is improved, part of the sewing processes can be removed, the labor cost is reduced, and the production cycle is shortened.

The invention relates to a small package product secondary bagging device. The device is used for loading small package products into package bags and sealing the package bags. The device comprises acontroller, and further comprises a rack, a small package product conveying mechanism at one end of the rack, a small package product arranging shaping mechanism which is arranged at the position, below the conveying tail end of the small package product conveying mechanism, of the rack, a bagging guide mechanism arranged at the position, on one side of the small package product arranging shapingmechanism, of the rack, a package bag feeding mechanism arranged at the position, on the other side of the bagging guide mechanism, of the rack in a manner of being relative to the small package product arranging shaping mechanism, a package bag sealing mechanism which is arranged at the position, between the bagging guide mechanism and the package bag feeding mechanism, of the rack and is close to the bagging guide mechanism, and an output mechanism arranged at the other end of the rack in a manner of being relative to a small package product input mechanism. The small package product secondary bagging device can achieve automatic and secondary bagging of small package products, and good practicability is achieved.

The invention discloses a rotary disc heating device for drying or pyrolyzing coal. The rotary disc heating device comprises a rotary disc, a feed port, a heating component, a plurality of rotating wheels, an annular track, a rotating shaft and a top cover, wherein the feed port is formed in the rotary disc; the heating component is used for heating a material in the rotary disc; the rotating wheels are connected with a motor; the motor is used for driving the rotating wheels to rotate; the annular track is arranged at the bottom of the rotary disc; the rotating wheels are fixedly arranged below the annular track along the annular track; the annular track is suitable for sliding along the rotating wheels and driving the rotary disc to rotate; the rotating shaft is arranged in the center of the rotary disc; the top cover is arranged above the rotary disc. The rotary disc heating device has the advantages of high stability, large loading capacity and strong environmental adaptability, and is more suitable for being applied to a drying or pyrolysis process of the coal.

The invention discloses a crank with adjustable center distance, which is used for regulating output speed of a pulse stepless transmission. The crank comprises a crank cam and a crank rod, wherein the crank rod is mounted on the crank cam through an arc-shaped groove on the crank cam in a slidable manner, and the distances from all points on the arc-shaped groove to the rotation center of the crank cam are different, so that the radius of the crank can be changed continuously along with the sliding of the crank rod and the regulation of the output speed can be realized; the regulating device is simple, convenient and easy to regulate speeds of large-scale machineries; and simultaneously, the invention further discloses a device for regulating the radius of the crank, and the regulation of the radius of the crank can be realized by adopting the device.

The invention discloses an integrally separated one-piece multifunctional dryer. The integrally separated one-piece multifunctional dryer comprises a dryer main body, wherein the inner wall of the dryer main body is embedded with unit heating box bodies through a plurality of layers of slide guide rails; an electric heating tube and a metal net are arranged in each unit heating box body; one side of each unit heating box is embedded with a power plug; one end of each slide guide rail is fixedly equipped with a power socket; the power plugs are inserted and electrically connected with the power sockets; a gas collecting hopper and a gas exhaust fan are arranged at the top end of the dryer main body for exhausting water vapor; the middle part of the side wall of the dryer main body is equipped with an analyzing-processing module and a plurality of performing electrical appliances in an electrical control box; the performing electrical appliances are electrically connected with the power sockets and the gas exhaust fan through guide wires; the electrical control box separately controls according to quantity of dried objects in each unit heating box body, progress and practical needs, so that dried objects in each unit heating box body can achieve the required drying effects; and moreover, the integrally separated one-piece multifunctional dryer saves electric energy and has a very high practical value.

The present invention relates to a vehicle drive monitoring system, especially to a vehicle overspeed monitoring system. The system comprises a monitoring platform and a terminal, the terminal comprises a controller, a satellite positioning module, a wireless communication transmission module, a real-time clock and a speed detection module, the controller is connected with a voice report device, the satellite positioning module is configured to collect positioning information of the vehicles in real time and send the positioning information to the controller, the real-time clock is configuredto send the real-time time information to the controller, the speed detection module is configured to obtain the current speed information and send the current speed information to the controller, thecontroller receives the positioning information, the time information and the speed information and transmits the positioning information, and the time information and the speed information to the monitoring platform through the wireless communication transmission module in a set frequency. The vehicle overspeed monitoring system can automatically identify the type of a current road and can perform speed limitation prompting for the current road.

The invention discloses a screw preparation machine for shaking a screw tray to prepare screws, comprising a bottom plate and a shaking device. The bottom plate is used for fixing a fixed part of the shaking device; a movable part of the shaking device drives the screw tray to shake; to-be-prepared screws in the screw tray are prepared into screw preparation holes in the screw tray. Due to the screw preparation machine adopting the technical proposal, after the screw tray where the to-be-prepared screws are placed is fixed on a machine, the machine is turned on for driving the screw tray to shake and preparing the to-be-prepared screws into a plurality of screw preparation holes of the screw tray, so as to provide convenience for a subsequent screw beating process, which saves labor and improves efficiency.

The invention provides a display firm in fixing and belongs to the technical field of displays. The display firm in fixing comprises a display and a bracket; a mounting groove is arranged on the backsurface of the display; the bracket comprises a transverse connection rod and a vertical supporting rod; one end of the transverse connection rod is connected with the upper end of the vertical supporting rod; a mounting piece matched with the mounting groove is connected to the other end of the transverse connection rod; the lower end of the vertical supporting rod is provided with a moving platform; the moving platform is internally provided with a drive device, a transmission mechanism and an electric telescopic cylinder; the drive device is connected with the vertical supporting rod through the transmission mechanism; the lower side of the moving platform is provided with a moving supporting plate; a telescopic rod of the electric telescopic cylinder is connected with the moving supporting plate; a sucker is arranged on the bottom surface of the moving supporting plate; a moving supporting frame is arranged on the bottom surface of the moving platform; and rolling wheels are installed at the lower end of the moving supporting frame. The display has the advantages of convenience and rapidness in moving, convenience in steering and firmness in connection.

The invention provides a hydraulic drive type podded propulsor for testing. The hydraulic drive type podded propulsor for testing comprises a podded propulsor unit and further comprises a hydraulic control system; a propeller drive of the podded propulsor unit is a hydraulic motor; L-shaped rigid oil pipes are mounted on an oil inlet and an oil outlet of the hydraulic motor; the L-shaped rigid oilpipes are connected with a rigid oil pipe disposed along a pod supporting rod through a rigid oil pipe joint; the rigid oil pipe passes through a flange plate of the pod supporting rod; the rigid oilpipe on an upper end of the flange plate of the pod supporting rod is connected with a universal rotating joint; the universal rotating joint is then connected to one section of the rigid oil pipe; the hydraulic control system comprises a hydraulic pump station and a hydraulic motor controller; an oil outlet and an oil return port of the hydraulic pump station are connected with the last sectionof the rigid oil pipe through a flexible oil pipe. The hydraulic drive type podded propulsor for testing is suitable for development and research of the podded propulsor and has the advantages of small size, good stability, light weight and convenient assembly and disassembly.

The present invention is a multi-joint packet filling machine including machine body, working table, filling joint components and their multi-axis driving structure. The several the filling joint components with their distance of P, are arranged along and driven simultaneously by the Y-axis of the driving structure. The number of filling joints installed on every filling joint component is n, and the distance between every filling joint is Q: 0 H05K 13/04 2 7 2 2007/6/22 101083903 2007/12/5 000000000 Beijing Golden Spring Technology Development Co., Ltd. Beijing 101149 Zhang Xiaodong liyun peng 11241