9results about How to "Increase the effective working area" patented technology

The present invention discloses an intelligent self-powered active suspension with multi-level adjustable height in the automotive field and a working method thereof. The rod ends of the cylinder rod extending into the oil cylinder are all guide ends composed of a guide, a screw and a nut. There is no seal between the outer wall of the guide and the inner wall of the oil cylinder. The screw and the cylinder rod are provided with oil guide grooves that penetrate the rodless cavity and the rod cavity, and there is no need to consider the sealing problem. A non-closed working oil circuit is adopted, and a suspension height adjustment device comprises a first and a second height adjustment oil and gas cylinders with unequal volumes. The first height adjustment oil and gas cylinder, a third solenoid valve, a high-pressure gas storage tank, a first non-return valve, an electric air compressor unit and a low-pressure gas storage tank are connected in series in sequence, and energy can be pre-stored in advance. Four-speed height control is achieved by two parallel-connected height adjustment oil and gas cylinders with different volumes, so that the vehicle body can be at a low height when the vehicle is driving at high speed, at a normal height when the vehicle body is in urban conditions, and at a height when the vehicle body is driving on bumpy roads. The vehicle body can also be rescued from a pit when the wheel is stuck in it.

The utility model discloses a calcium hydroxide selecting and grinding all-in-one machine scraper knife structure which comprises a material shoveling plate, the material shoveling plate comprises an upper plate body and a middle-lower plate body, the middle-lower plate body is provided with a material protection baffle I on the inner side and a material protection baffle II on the outer side, the height of the material protection baffle II is at least 1 / 2 of the width of the middle-lower plate body, and the height of the material protection baffle II is at least 1 / 2 of the width of the middle-lower plate body. The height of the material protection baffle I is at least 1 / 3 of the width of the middle lower plate body; the lower portion of the material protection baffle I, the lower portion of the material protection baffle II and the bottom of the middle lower plate body jointly form a horn-shaped material shoveling opening. A plurality of drainage plates located at different height positions are arranged on the upper portion of the inner side of the material protection baffle II, all the drainage plates are parallel to the middle-lower-portion plate body, and the width of each drainage plate is not larger than one third of the width of the middle-lower-portion plate body. The bottom of the shoveling opening is in an arc shape which is concave inwards in the feeding direction. According to the utility model, material collection is facilitated, materials can be prevented from flowing out under the action of centrifugal force, the effective working area is increased, and the efficiency and the yield are improved.

The invention discloses a multi-section vehicle system integrating soil cutting and continuous soil conveying functions, and belongs to the technical field of building construction. Comprising an earth cutting vehicle which is provided with a rotary digging head and an earth cutting vehicle conveying mechanism, and the rotary digging head is in butt joint with the earth cutting vehicle conveying mechanism; a first machine table conveying mechanism and a second machine table conveying mechanism are arranged at the front end and the rear end of the transition conveying vehicle correspondingly; the telescopic conveying vehicle is provided with a telescopic conveying mechanism and is used for earthwork conveying and unloading; the earth cutting vehicle conveying mechanism, the first machine table conveying mechanism, the second machine table conveying mechanism and the telescopic conveying mechanism are in butt joint in sequence, so that the earth cutting vehicle, the transition conveying vehicle and the telescopic conveying vehicle form a vehicle system integrating earth excavation, conveying and discharging. A transporter does not need to be arranged on an excavation site to carry earthwork independently, only the earth cutting vehicle carries out excavation work, the problems of time waste and low efficiency caused by the fact that the transporter enters and exits the construction site independently in traditional construction are solved, and the overall construction efficiency is improved.

The application discloses a wide working field linear-rotary multi-port generator based on sea conditions and belongs to the technical field of magnetic gears and generators. The application is composed of a field modulation magnetic screw rod and a controllable multi-port generator. The field modulation magnetic screw rod converts low-speed linear motion of waves into high-speed rotary motion, thereby improving the power density of the direct-drive wave generator. By arranging a power winding and a control winding, the axial flux generator and the magnetic gear magnetic circuit are coupled, the air gap magnetic density is improved, the power density of the generator and the instantaneous power transmission capacity of the magnetic gear are increased, and the maximum power transmission capacity of the axial flux generator is improved through electric excitation, so that the wave range that can be captured in the working area of the device is effectively widened.

The invention provides a self-adaptive elastic hook for crawler-type grass thinning equipment, which comprises a first fixing spring, a traction spring, a force storage spring, a working spring and a second fixing spring which are integrally formed and sequentially connected, the outer diameter of the force storage spring is gradually increased from the traction spring side to the working spring side, and the outer diameter of the force storage spring is gradually increased from the traction spring side to the working spring side. The path curve of the working spring comprises a large-diameter circular arc, a plurality of triangular recesses, a semicircular circular arc and a linear section, and the triangular recesses form a sawtooth structure for clamping an aquatic plant stem when the aquatic plant is lifted upwards; the device has the following beneficial effects that the problems that in the grass thinning process, aquatic plants are prone to sliding when pulled upwards, grass is prone to adhesion when pulled downwards, the device is prone to damage when encountering foreign matter, a force application structure is prone to damage, and the hook density cannot be adjusted can be effectively solved, and the hook density can be dynamically adjusted to cope with scenes with different operation intensities; and high efficiency and low manual participation degree in the grass thinning process are realized, so that popularization and use are facilitated.

The utility model discloses a precise pesticide application manipulator based on machine vision, which comprises a rotating disc, a big arm and a small arm, a machine base is arranged on the rotating disc, the big arm is rotatably arranged by utilizing the machine base, a sliding block is rotatably arranged at the upper end of the big arm, the small arm is slidably arranged on the sliding block, and a screw rod is arranged in the small arm and is in threaded fit with the sliding block. The rotating plane of the large arm and the rotating plane of the small arm are located on the same plane, the visual module is installed in the middle of the small arm, the spray head is rotatably installed at one end of the small arm, the lead screw motor is installed at the other end of the small arm, and the lead screw motor is connected with the lead screw. The six-degree-of-freedom movement of the manipulator can be completed through the x-axis movement of the movable chassis, so that the degree-of-freedom waste is reduced, the size of the whole system is further reduced, the passing rate is improved, and meanwhile, the pesticide applying precision of the five-degree-of-freedom manipulator is higher than that of a common three-degree-of-freedom manipulator.

The utility model provides a kind of pole piece structure, roll core pole group and cylindrical battery, including pole piece body, pole piece body has coating area, several pole lug areas are arranged at interval along the length direction of pole piece body, at least one pole lug area is equipped with at least 2 pole lug arranged at interval between pole lug area, and pole lug is connected to the long side of pole piece body;Pole piece structure is after participating in winding and forms roll core pole group, and the pole lug area on pole piece structure is arranged at radial in the center hole of roll core pole group towards one end surface of roll core pole group. It improves the space utilization of battery shell, improves the infiltration problem of electrolyte, improves internal resistance and heat dissipation, and improves electrochemical performance.

The application discloses a high-efficiency grinding turntable, relates to the technical field of grinding, and comprises a turntable body, a plurality of placement areas are arranged in the turntable body and are spaced apart along the circumference of the turntable body, a plurality of workpieces are placed side by side in the placement areas of the turntable body, and a pressing assembly is arranged at the end of each placement area of the turntable body, and the pressing assembly presses the plurality of workpieces in the placement areas. The application places the plurality of workpieces side by side in the placement areas, and the pressing assembly presses the plurality of workpieces in the placement areas, so that the adjacent workpieces abut against each other and no gap exists between the adjacent workpieces, the effective working area of the turntable body is increased, the number of workpieces that can be processed in a single grinding cycle is increased, and the grinding processing efficiency of the workpieces is improved.

The double-channel cage type underwater throttle valve comprises an upper valve deck, a middle valve body, a valve body and a lower valve deck, and two upper valve cavities are formed in the middle valve body; two lower valve cavities which are communicated with each other are arranged in the valve body; driving cams, motors, baffles and springs are arranged in the two upper valve cavities respectively, and the motors are connected with the driving cams; the baffle is arranged below the driving cam; the spring is arranged between the baffle and the bottom surface of the upper valve cavity; a valve rod, a valve element, a cage jacket, a valve element fixator and a valve seat are arranged in each lower valve cavity, the valve rods are arranged in the lower valve cavities in a sliding mode, and the tops of the valve rods extend into the upper valve cavities and are arranged in springs in a sleeved mode. The top of the valve rod is connected with the baffle; the valve element is arranged on the upper portion in the lower valve cavity and arranged outside the valve rod in a sleeving mode. The cage jacket is sleeved outside the valve core; throttling holes are respectively formed in the side walls of the valve core and the cage jacket; the throttling valve can reduce oil gas speed, reduce impact of high-speed fluid on the wall face of the valve element, reduce vibration and noise caused by impact and prolong the service life of the throttling valve.