10results about How to "Strong driving force" patented technology

This invention relates to a modified zero-valent iron / biochar composite material with oxygen-rich vacancies and its application. The modified zero-valent iron / biochar composite material comprises a biochar carrier and zero-valent iron loaded on the biochar carrier. The surface of the zero-valent iron is coated with sulfur-containing iron compounds and / or boron-containing iron compounds, and the surface of the zero-valent iron contains abundant oxygen vacancies. The modified zero-valent iron / biochar composite material is specifically prepared by the following method: dispersing the biochar carrier and zero-valent iron in oxygen-free water and grinding; adding a sulfur source or boron source to the ground suspension, stirring and grinding thoroughly, and drying; subsequently soaking in a reducing solution, followed by high-temperature calcination and cooling to obtain the modified zero-valent iron / biochar composite material. Compared with the prior art, the modified zero-valent iron / biochar composite material prepared by this invention can be used synergistically with compound oxidants to achieve effective remediation of organically contaminated soil.

The utility model discloses a novel rotary pipeline robot structure relates to robot technical field, including initiative knot, the initiative knot is provided with battery knot and control knot, the initiative knot, battery knot and control knot are connected through the connector between, initiative knot: contain initiative knot mounting bracket, first locking screw, initiative wheel frame, initiative wheel, initiative knot shell, second locking screw, rear initiative wheel frame, rear initiative wheel, third locking screw and double -output shaft drive motor, the surface of initiative knot mounting bracket is sleeved with initiative knot shell, the left and right two ends of initiative knot shell are fixed in the left and right two ends of initiative knot mounting bracket surface through the second locking screw of uniform distribution, the inside installation of mounting bracket has double -output shaft drive motor, the left and right sides of initiative knot mounting bracket inside are provided with initiative wheel frame and rear initiative wheel frame respectively, simple and reliable structure, and the two functions of equipment walking and shock attenuation are realized simultaneously to all -in -one wheel frame.

The utility model discloses a positive and negative pressure integrated powder particle vacuum sending device which comprises a pressurization assembly, a negative pressure assembly, a dust removal assembly and a vacuum sending tank assembly, the pressurization assembly is connected with the bottom of the vacuum sending tank assembly, the dust removal assembly is arranged at the top of the vacuum sending tank assembly, and the negative pressure assembly is communicated with the vacuum sending tank assembly through the dust removal assembly. The positive and negative pressure conveying device has the advantages of being high in working efficiency, capable of preventing dust diffusion, clean in conveying environment, capable of preventing pollution, energy-saving, efficient, capable of achieving efficient conveying, accurate in control, wide in application range and capable of achieving positive and negative pressure conveying.

The utility model discloses a kind of diversion structure of parallel double-impeller cross-flow fan, including first impeller, second impeller, guide vane, two volutes and support seat, the first impeller, second impeller, guide vane and two volutes are connected between two support seats, and the first impeller and second impeller are arranged in parallel symmetry, the guide vane is set between the first impeller and second impeller, two the volute is symmetrically set in the lower end outside of the first impeller and second impeller, and the upper end of the guide vane and volute is set as air inlet, the lower end of the guide vane and volute is set as air outlet, the air inlet and the air outlet are communicated. The diversion structure of the utility model solves the problem that the wind speed, wind pressure of existing cross-flow fan is smaller, and the stiffness of overlength impeller is insufficient and the air outlet is not uniform, significantly improves the performance and efficiency of fan.

The utility model relates to a hydraulic base which comprises a base body, a hydraulic flow channel is arranged in the base body, and the hydraulic flow channel comprises a hydraulic pump port connected with a hydraulic pump, a hydraulic motor port connected with a hydraulic motor and a channel enabling the hydraulic pump port and the hydraulic motor port to be communicated. And the channel is a round channel which is formed by drilling and has a smooth and straight inner wall. The utility model further relates to a wheel-side hydrostatic transmission continuously variable transmission which comprises a shell, a hydraulic pump, a hydraulic motor and a transmission gear set are arranged in the shell, and the hydraulic pump and the hydraulic motor are installed on the hydraulic base. According to the scheme, the hydraulic base and the wheel-side hydrostatic transmission continuously variable transmission have the advantages of being easy to manufacture, small in resistance of a liquid flowing channel and high in transmission efficiency, and are stable in performance and longer in service life.

This utility model discloses a grain storage container equipped with a novel grain discharging device. The container includes a grain storage container with a grain discharging port on each of its two opposite side walls. A bidirectional grain pushing mechanism is provided between the two grain discharging ports inside the container. The bidirectional grain pushing mechanism includes a bidirectional drive assembly, a sprocket assembly, and multiple pusher plate assemblies arranged on the sprocket assembly. The bidirectional drive assembly drives the sprocket assembly to move the multiple pusher plate assemblies in both directions to push grain out from either discharging port. This utility model has the advantages of simple and compact structure, high degree of intelligence and automation, safe and reliable unloading, high unloading efficiency, and strong operational adaptability.

The utility model discloses a middle pier flat rotation driving device, including the bearing frame, the inside of bearing frame is installed with lubricating oil storage jar and PLC controller in proper order, and the top of lubricating oil storage jar is installed with oil pump. The utility model runs, and the PLC controller controls the oil pump to start, can import lubricating oil to the middle oil distribution main pipe inside of the driven gear rotation through the effect of swivel joint, then, lubricating oil will flow to the outer edge of driven gear through four first oil distribution branch pipes, this can realize the lubrication protection between driven gear and driving gear, and lubricating oil will flow to the inside of corresponding annular limit sliding cavity at the edge of the rotation body for middle pier through four second oil distribution branch pipes, realizes the lubrication protection between annular limit sliding cavity and limit sliding block, and then through the comprehensive initiative lubrication of the moving friction part on the device, the fluency of device rotation drive is improved, also avoids the friction loss, prolongs the service life of device.

The utility model relates to water treatment technical field, and disclose a kind of durable water pump for sewage treatment, including support base, motor structure, shaft coupling sealing box, rotating shaft fixed structure, water pump and sewage inlet and outlet structure, motor is stably installed by motor support frame, output shaft is connected rotating shaft through shaft coupling, rotating shaft is supported by high-precision ball bearing, drive wear-resistant impeller in water pump rotation, water pump adopts side water inlet, top water outlet design, cooperate with self-cleaning grid filter screen and gradually expanding flow channel, effectively reduce blockage and energy loss, shaft coupling sealing box uses anticorrosive sealing structure, rotating shaft support system is equipped with heat dissipation channel and split type maintenance design, water pump support frame uses modular damping structure, overall rigidity installation ensures operating stability.

The invention discloses a double-drive single-steel-wheel road roller based on mechanical transmission and a control method of the double-drive single-steel-wheel road roller, and belongs to the technical field of road roller control. The road roller comprises an engine, a gearbox, a vibration system, a rear wheel mechanical driving system, a front wheel hydraulic driving system and a whole vehicle controller. The front wheel hydraulic driving system comprises a front wheel driving pump and a driving motor which are connected with the gearbox and is used for realizing front wheel auxiliary driving; the vehicle control unit controls the rotating speed of the engine and the displacement of the front wheel driving pump and the motor according to signals of the speed sensor. The control method comprises a transition mode, a common compaction mode, a high flat compaction mode and a high drive mode, distribution of driving force of front and rear wheels can be intelligently controlled according to different working conditions, energy conservation and high efficiency of mechanical transmission and flexibility and controllability of hydraulic drive are both achieved, and the working condition adaptability and operation quality of the road roller are improved.

The utility model provides a permanent-magnet coreless dual-rotor motor, which comprises a casing, a first permanent-magnet rotor, a second permanent-magnet rotor, a stator winding, a cover and a central shaft. The first permanent magnet rotor is embedded in the inner side of the machine shell, the second permanent magnet rotor is embedded in the inner side of the machine cover, the stator winding is installed between the first permanent magnet rotor and the second permanent magnet rotor, the machine shell and the machine cover are fixedly installed in a buckled mode, and the first permanent magnet rotor, the second permanent magnet rotor and the stator winding are wrapped. The center shaft sequentially penetrates through the machine cover, the second permanent magnet rotor, the stator winding, the first permanent magnet rotor and the machine shell, and the center shaft and the stator winding are fixedly installed. The double-face electromagnetism of the stator winding is fully utilized, the utilization rate of the electromagnetism is remarkably improved, stronger driving force can be provided, and the electric energy conversion efficiency is improved.