268results about How to "Realize delivery" patented technology

The invention discloses a logistics unmanned aerial vehicle take-off and landing point selection method, device and equipment, a medium and a product, and relates to the technical field of unmanned aerial vehicle take-off and landing point planning. According to the method, after a solution of a logistics unmanned aerial vehicle take-off and landing point selection problem under the condition of a given instance is obtained, the given instance serves as a model input item, the solution serves as a model output item, a model adopting a deep reinforcement learning method is imported for model training, and an unmanned aerial vehicle take-off and landing point selection model is obtained; and then, the coordinates of all logistics demand points of the target area and the logistics demand quantity are imported into an unmanned aerial vehicle take-off and landing point selection model, and the coordinates of the selected unmanned aerial vehicle take-off and landing points are output to serve as a logistics unmanned aerial vehicle take-off and landing point selection result of the target area, so that the problem of complex logistics unmanned aerial vehicle take-off and landing point site selection decision can be solved. Therefore, distribution with logistics requirements can be realized with low cost, and practical application and popularization are facilitated.

The invention discloses an iron sheet machining device for a road guardrail, and relates to the technical field of guardrail iron sheet machining. Comprising a first supporting frame, a transverse translation mechanism is installed on the first supporting frame, and a laser cutting assembly used for cutting an iron sheet body is installed at the bottom of the transverse translation mechanism; the auxiliary conveying mechanism is used for auxiliary conveying of the iron sheet main body; the detection mechanism is used for detecting the position of the iron sheet main body; and the control module is based on detection information of the detection mechanism. Through the arrangement of the detection mechanism, the supporting and positioning assembly and the control module, the detection mechanism can be used for detecting the position and distance of the reinforcing ribs, and the control module controls the adjusting part to adjust the position of the wheel carrier on the supporting table so as to adapt to the distance of the reinforcing ribs, so that the iron sheet main body can stably move in the conveying process; and meanwhile, the cutting reliability is guaranteed.

The invention discloses a spraying device for grassland ecological soil remediation in the technical field of ecological remediation. The spraying device comprises a vehicle body, a storage assembly is installed at the top end of the vehicle body, a lifting cavity is formed in the vehicle body, a lifting assembly is arranged in the lifting cavity, a supporting plate is fixedly connected to the bottom of the lifting assembly, and a plurality of spraying assemblies are linearly arrayed at the bottom of the supporting plate; a pump assembly is arranged in the vehicle body; the spraying assembly and the storage assembly are both communicated with the pump assembly; and each spraying assembly comprises a rotating hole column fixedly connected to the bottom of the supporting plate, a spraying ring is annularly arranged on the surface of each rotating hole column, a plurality of spraying openings communicating with the storage assembly are formed in the bottom of each spraying ring, and a plurality of injection assemblies are arranged in each rotating hole column. Through cooperative assistance of the lifting assembly, the spraying assembly and the injection assembly, when the grassland surface soil is hard, spraying remediation can be conducted on the grassland soil surface, meanwhile, injection of liquid medicine can be completed by going deep into the grassland soil, and the ecological remediation effect of the grassland soil is improved.

The invention relates to the technical field of ablation, in particular to a flexible electrode pulse ablation catheter, a pulse ablation device and ablation equipment.The ablation catheter comprises a catheter body with a far end and a near end which are oppositely arranged, and the catheter body comprises a traction structure and a conveying pipe assembly arranged on the traction structure in a sleeving mode; the electrode assembly comprises at least one connecting pipe and at least two electrodes, every two adjacent electrodes are fixedly connected through the corresponding connecting pipe, and each electrode is of a tubular structure internally provided with a cavity; one end of the traction structure penetrates through the conveying pipe assembly, then extends into the electrode assembly and is fixedly connected with one end of an electrode arranged close to the far end of the pipe body. Under the action of external force, the traction structure can drive the two opposite ends of the same electrode to move oppositely or move away from the tubular structure until the tubular structure shrinks or expands. The flexible degree of the electrode assembly can be improved, the electrode with a larger area can be attached to the focus, conveying and ablation at the large-angle position of the periphery of the focus are achieved, the ablation effect is guaranteed, and the ablation success rate is increased.

The invention discloses a gasket stamping device for an electric automobile gearbox, which belongs to the technical field of stamping equipment and comprises a base, a top plate is arranged at the top of the base, and two groups of conveying mechanisms are arranged at the bottom of the base; the stamping die comprises a lower die and an upper die, and a punching hole and a punching groove are formed in the top of the lower die; the hydraulic driving mechanism comprises an oil storage tank, an oil pump, a reversing valve, an oil distribution tank and a plurality of hydraulic cylinders, the top ends of the hydraulic cylinders are communicated with the oil distribution tank, piston plates are slidably mounted in the hydraulic cylinders, and piston rods are fixedly mounted at the bottoms of the piston plates. Automatic positioning and conveying of a raw material plate can be achieved through the pressing mechanism, the positioning mechanism and the pushing mechanism, automatic punching machining of the plate can be achieved through cooperation of the hydraulic driving mechanism and the punching die, the punching strength can be automatically adjusted according to the thickness of the plate, overload of an oil pump is avoided, and the production efficiency is improved. The applicability of the device is improved.

The invention relates to the technical field of food separating and packaging, and discloses a cutting and sub-packaging system for meat products, which solves the problem of poor use effect of the existing cutting and sub-packaging device for meat products, and comprises a supporting base, and a conveying and cutting mechanism and a packaging bag supply mechanism are arranged at one end of the top of the supporting base; the packaging bag supply mechanism is located at the bottom of the conveying and slitting mechanism, the other end of the top of the supporting base is provided with a split charging mechanism and a discharging conveying belt, the split charging mechanism is located at the bottom of one end of the conveying and slitting mechanism, and the discharging conveying belt is located at the bottom of the split charging mechanism. The conveying and slitting mechanism is composed of a supporting frame, a combined alternate conveying assembly, a slitting assembly, a material collecting and conveying assembly and a discharging hopper. By means of the cutting and subpackaging system, automatic conveying, cutting and packaging of meat products can be achieved, and the working efficiency is effectively improved.

The invention relates to the technical field of hydraulic motors, in particular to a hydraulic motor assembling production line. A hydraulic motor assembly production line comprises a conveying line used for conveying workpieces; the overturning press-fitting station is arranged on the conveying line, and after the overturning press-fitting station conducts primary press-fitting on the workpieces, the workpieces are overturned, and then secondary press-fitting is conducted; and the cover closing and torque hitting station is arranged on the conveying line, the cover closing and torque hitting station is located on the downstream of the overturning press-fitting station, and the cover closing and torque hitting station conducts cover closing and torque hitting on the pressed workpieces. The technical problems that in the prior art, in the hydraulic motor assembling process, repeated carrying is needed, the assembling difficulty is large, and the precision is low are solved.

The invention discloses a two-way micropump driven by a double-layer nickel-titanium-based shape memory alloy film, and relates to the technical field of microfluid transmission and control and micromachinery. The invention aims to solve the problem that an existing micropump cannot realize alternate conveying and bidirectional conveying of two different liquids or the same liquid. The device comprises a left cover plate, a gasket, a right cover plate, a first shape memory alloy diaphragm, a pressing block, a second shape memory alloy diaphragm and four copper foil sheets, and the first shape memory alloy diaphragm and the second shape memory alloy diaphragm are oppositely arranged between the right cover plate and the left cover plate in parallel. The gasket is arranged on the outer edge between the first shape memory alloy diaphragm and the second shape memory alloy diaphragm, and the pressing block is arranged in the middle between the first shape memory alloy diaphragm and the second shape memory alloy diaphragm. The outer sides of the edges of the upper portions and the lower portions of the first shape memory alloy membrane and the second shape memory alloy membrane are each provided with a copper foil piece. The invention is used for liquid delivery of the micro-flow control system.

The invention relates to the technical field of circuit board detection, and discloses a circuit board blind hole detection device for a new energy automobile and a detection method thereof.The circuit board blind hole detection device comprises a chassis, the chassis is provided with a conveying mechanism, and the conveying mechanism comprises a rotating shaft rotationally connected to the upper portion of the chassis and can convey a circuit board; the circuit board detection device is simple in structure, convenient to use, capable of conveying a plurality of circuit boards and high in conveying efficiency, the blind hole detection mechanism is arranged, the lead performance of blind holes can be detected, the diameters of the blind holes can be detected, the detection efficiency is high, the circuit boards of different sizes can be detected, the detection range is wide, and the weighing mechanism is arranged, so that the detection efficiency is high. According to the circuit board weighing mechanism, the weight of a circuit board can be weighed through movement of the mechanism, whether the weight of the circuit board is qualified or not is judged, and the qualified circuit board and the unqualified circuit board can be output differently through the output mechanism.

The utility model discloses a stainless steel electrolytic polishing pipe processing device which comprises a cleaning assembly, a drying assembly, an air shower and a dust-free workshop which are sequentially arranged, the cleaning assembly comprises a plurality of cleaning tanks which are arranged side by side, and the cleaning tanks are sequentially connected through conveying pipes to form a cleaning water flow channel. A water inlet pipe is connected to the outside of the cleaning tank at one end of the cleaning water flow channel, and a water outlet pipe is connected to the outside of the cleaning tank at the other end of the cleaning water flow channel; a lifting plate is arranged in the cleaning tank, lifting rings are connected to the two sides of the lifting plate, and the upper ends of the lifting rings extend to the outer side of the cleaning tank and are connected with a lifting appliance through lifting ropes. The stainless steel electrolytic polishing pipe cleaning and drying device can improve the cleaning and drying effects on stainless steel electrolytic polishing pipes and improve the conveying efficiency of the pipes in the machining process.

The utility model discloses a wire feeding device for terminal assembly, which belongs to the technical field of terminal machines and comprises a workbench, and a wire conveying assembly used for clamping and conveying terminal wires is mounted on the workbench. The wire conveying assembly comprises a driving clamping device, a wire conveying device and an adjusting device, the workbench is connected with the driving clamping device, and the driving clamping device, the wire conveying device and the adjusting device are connected with one another; a limiting driving assembly for driving the device to move is mounted on the workbench, and the limiting driving assembly is connected with the wire conveying device; the workbench is fixedly connected with a limiting wire conveying device used for limiting a terminal wire. Through the above mode, the wire feeding device for terminal assembly can realize conveying of wires through clamping of the wire feeding device for terminal assembly, can realize movement of the wires when the wires are loosened so as to carry out next processing, and can drive a device for conveying the wires to move through displacement of the device so as to realize multi-station processing and improve efficiency. And the two ends of the wire can also be processed.

The invention discloses an automatic spraying device, which relates to the technical field of spraying equipment and comprises an outer shell, a spraying drying chamber, a conveying rotating mechanism, a follow-up spraying mechanism, a spraying drying partition plate and a dryer. The spraying and drying treatment of an object can be automatically completed, the motor drives the chain to drive the movable base to move, conveying and rotating of the object are achieved, meanwhile, the follow-up spraying mechanism is driven to move cooperatively, it is ensured that the periphery of the moving object is evenly sprayed, and the spraying efficiency and quality are improved; the arranged coating conveying mechanism enables a conveying pipe to be in a tensioned state all the time through a coil spring, redundant conveying pipes can be collected, the reliability and stability of coating supply are guaranteed, and the problems of pipeline winding and the like in the coating conveying process are solved; according to the spraying and drying device, the sprayed object is dried through the dryer, and the object continuously rotates in the drying process through cooperation of the pinion and the rack, so that the drying uniformity is ensured, and the continuity and high efficiency of the whole spraying and drying process are ensured.

The utility model discloses a cleaning and drying device for a stainless steel electrolytic polishing pipe, which comprises a cleaning component (1) and a drying component (2) which are connected with each other, a lifting appliance is arranged above the cleaning component (1) and the drying component (2), the cleaning component (1) comprises a plurality of cleaning tanks (3) which are arranged side by side, the cleaning tanks (3) are sequentially connected through conveying pipes (4) to form a cleaning water flow channel, and the cleaning water flow channel is communicated with the drying component (2). A water inlet pipe (5) is connected outside the cleaning tank (3) at one end of the cleaning water flow channel, and a water outlet pipe (6) is connected outside the cleaning tank (3) at the other end of the cleaning water flow channel; a lifting plate (7) is arranged in the cleaning tank (3), lifting rings (8) are connected to the two sides of the lifting plate (7), and the upper ends of the lifting rings (8) extend to the outer side of the cleaning tank (3) and are connected with a lifting appliance through lifting ropes. The cleaning and drying device can improve the cleaning and drying effects on the stainless steel electrolytic polishing pipe.

The invention belongs to the technical field of pesticide residue detection and discloses a vegetable pesticide residue detection device and method.The vegetable pesticide residue detection device comprises a detection shell, two crushing cavities are oppositely formed in the detection shell, a crushing detection barrel is arranged in the detection shell, and a crushing driving mechanism is used for driving the crushing detection barrel to move between the two crushing cavities; the detector is electrically connected with the operation control panel, a communication driving assembly is arranged in the crushing detection barrel, and the communication driving assembly is used for driving detection liquid in the crushing cavity to be conveyed into the detector. According to the vegetable pesticide residue detection device and method, the crushing detection barrel reciprocates between the two crushing cavities, so that vegetable crushing and detection liquid extraction are realized, the vegetable pesticide residue detection efficiency is high, and the accuracy is high.

The utility model relates to a material turnover device which comprises a first conveying belt, a second conveying belt, a turnover mechanism and a pushing mechanism. The second conveying belt is arranged at the conveying tail end of the first conveying belt, and the second conveying belt and the first conveying belt are distributed in a staggered mode. The turnover mechanism is arranged between the first conveying belt and the second conveying belt and comprises a first support, a driving assembly and a turnover material frame, the driving assembly is arranged on the first support, the turnover material frame is connected to the driving assembly, and the driving assembly is used for driving the turnover material frame to drive materials to turn over; the pushing mechanism is parallel to the first conveying belt, and the pushing mechanism is opposite to the second conveying belt. Materials conveyed by the first conveying belt are overturned through the overturning mechanism, then the materials are pushed to the second conveying belt through the pushing mechanism, and conveying of the materials is achieved. Therefore, the whole structure is simple, economical and practical, operation is convenient and fast, and the material conveying efficiency is greatly improved.

The utility model relates to the technical field of smelting furnace top padding devices, in particular to a smelting furnace top padding device which comprises a padding assembly, the bottom end of the padding assembly is installed on the side of a smelting furnace body through an adjusting assembly, the padding assembly comprises a suspension, and two guide wheels are rotatably installed on the inner wall of the suspension. And the outer sides of the guide wheels are sleeved with a conveying belt, and the shaft end of one guide wheel penetrates through the suspension frame and then is connected with a driving motor. The filling assembly is installed on the side of the smelting furnace body, aluminum materials are placed through the discharging hopper, meanwhile, the guide plate can conduct centralized treatment on the falling aluminum materials so that the aluminum materials can be placed on the surface of the conveying belt in a centralized mode, the output end of the driving motor drives the guide wheel to rotate, and the guide wheel can control the conveying belt to rotate. And then the centralized aluminum materials are conveyed, so that the aluminum materials can accurately fall into the smelting furnace body, the aluminum material feeding convenience is guaranteed, and the labor burden of experimenters is reduced.

The invention relates to the technical field of tunnel engineering tools, in particular to a steel sleeve shield tunneling machine starting mechanism convenient to seal and combine, which comprises a center mounting frame, a center cross rod transversely arranged in the center mounting frame and an inclined strut frame arranged on one side, far away from a tunneling end, of the center mounting frame. The shield negative ring duct piece is adsorbed to a second other suction cup, the shield negative ring duct piece is driven by a second electric push rod to move into the shield tunneling machine body, a swing plate and an assembly frame are driven by a structure on a driving unit to rotate, and therefore a first electric push rod and a first gas suction cup are driven to move to the corresponding positions; the shield negative ring duct pieces are sucked by the first gas suction cup, and the shield negative ring duct pieces are driven to reach a proper position to be assembled through rotation of the swing plate and assembly frame composition structure, so that movement and rotation of the shield negative ring duct pieces are achieved, and convenience in the shield negative ring duct piece assembly process is improved.

The conveying and positioning device for visual inspection comprises a bottom plate, supporting rods are fixedly connected to the periphery of the top of the bottom plate, a top plate is fixedly connected to the tops of the supporting rods, a mounting plate is fixedly connected to the outer sides of the supporting rods, a second motor is fixedly mounted on the outer side of the mounting plate through bolts, and a first motor is fixedly mounted on the outer side of the mounting plate through bolts. The output end of the second motor is fixedly connected with a threaded rod, the surface of the threaded rod is in threaded connection with a moving plate, and the bottom of the moving plate is fixedly connected with a clamping plate. Through the arrangement of the infrared distance sensor and the detection probe, an object to be detected can be detected, when the object to be detected is close to the detection probe, the detection probe detects the object to be detected, a second motor drives a threaded rod to rotate, the threaded rod drives a moving plate to rotate, and the moving plate drives a clamping plate to move towards the inner side; and the detected objects are clamped and positioned through the clamping plate, so that excessive conveying of the detected objects can be avoided, and the positioning efficiency is improved.

The present invention discloses a ceramic disk transfer device with an auxiliary loading component and a use method, which relates to the technical field of semiconductor material processing, and comprises a transfer mechanism and a transfer motor installed on one side of the bottom of the transfer mechanism, one side of the transfer mechanism is provided with an auxiliary loading mechanism, and the front side of the auxiliary loading mechanism is provided with a loading motor, the transfer mechanism comprises a transfer base, the top of the transfer base is fixedly provided with a transfer support rod, the bottom side of the transfer support rod is fixedly provided with a motor bracket, wherein the transfer motor is fixedly installed at the end of the motor bracket, and the output end of the transfer motor is fixedly connected with a rotating disk, and the transfer mechanism can be provided with the transfer motor to realize the rotation of the rotating sleeve and the transfer connecting rod by arranging the transfer motor, and since the slide groove opened inside the transfer groove wheel is arranged at 90 degrees, the rotating sleeve and the transfer connecting rod can be rotated 90 degrees each time, which is convenient for polishing semiconductor silicon single crystal wafers.

This utility model relates to the field of textile machinery technology and discloses a yarn gripping and dispensing mechanism for a yarn feeding machine, including a worktable, a dispensing table, yarn bars, a clamping assembly, a yarn gathering assembly, and a yarn detection and operation assembly. Through the cooperation of a motor and rotary bearing on a support base, a connecting frame, a support frame, and an electric telescopic rod, the clamping assembly can move flexibly in multiple directions to accurately grip the yarn bars. A probe can detect the number of yarn bars. A camera can monitor in real time and upload images to a PLC system to guide the gripping and dispensing actions. An air pipe connects to a bidirectional air pump inside the worktable, enabling air suction for yarn end gripping and air blowing for yarn end dispensing. The entire system automates yarn bar gripping, dispensing, and yarn end processing, significantly improving operational efficiency and accuracy.

This application discloses a loading and unloading conveyor for a shot blasting machine, relating to the field of shot blasting equipment technology. It includes: a loading roller conveyor at the loading end of the shot blasting machine for conveying workpieces to the machine; a unloading roller conveyor at the unloading end of the machine for conveying workpieces output from the machine; a tooling conveyor and several conveying mechanisms. One end of the tooling conveyor is connected to the loading roller conveyor via a conveying mechanism, and the other end is connected to the unloading roller conveyor via a conveying mechanism. Each conveying mechanism includes a conveying base frame, a sliding seat mounted on the base frame, the sliding seat being moved by a first power unit, and a lifting platform mounted on the sliding seat, the lifting platform being raised and lowered by a second power unit. This solves the problems of traditional shot blasting equipment, realizes the circulation of tooling, improves production speed, expands production scale, increases production efficiency, and reduces production costs.

The utility model belongs to the technical field of cable production, and discloses a labeling device for pasting a cable label, which comprises a rack assembly for supporting and stripping the label to extend outwards, and a rolling assembly arranged in the middle of the rack assembly and used for elastically clamping and rolling the label to paste the cable, a discharging assembly used for gathering the cables to sequentially and horizontally fall to be labeled is arranged above the rolling assembly. The rolling assembly comprises a fixed pressing roller and a movable pressing roller; the discharging assembly comprises a discharging frame, a discharging hopper is arranged at the top of the discharging frame, the discharging frame and the discharging hopper are both of a two-half type, a cable passing channel is formed in the middle of the discharging frame, a material distributing mechanism used for separating single discharging of the cables is arranged on one side of the discharging frame, and a pulling mechanism used for pulling the cables to fall and be labeled is arranged below the material distributing mechanism. According to the labeling device for pasting the cable labels, through linkage of the rotary shifting wheel and the pulling wheel, automatic sorting, positioning and conveying of the cables are achieved, manual intervention is reduced, and the labeling speed is increased.

The present invention belongs to the technical field of transformer core processing, and particularly relates to a cutting device for silicon steel sheets of transformer core, including a silicon steel sheet roll, a support frame, a conveying mechanism, a workbench, a shearing mechanism, a mounting frame and a feeding mechanism, wherein the support frame is fixedly mounted on one side of the workbench, and the two ends of the conveying mechanism are respectively connected to the support frame and the workbench, a fixing frame is arranged below the workbench, a placing mechanism is arranged on the fixing frame, the mounting frame is mounted on the top of the workbench, a shearing mechanism is mounted on the mounting frame, and the shearing mechanism is arranged on one side of the center line of the mounting frame. The present invention can not only shear silicon steel sheets, but also can shear out silicon steel sheets of different shapes under the action of the shearing mechanism, and the arrangement of the conveyor belt and the feeding mechanism facilitates the placement of the sheared silicon steel sheets in the placing mechanism, so as to achieve the purpose of stacking the sheared silicon steel sheets, and greatly improve the working efficiency and working quality of the device.

This application relates to a photovoltaic cell conveying device, comprising: a drive unit; a conveyor belt wound around the drive unit, the conveyor belt being capable of cyclic movement under the drive of the drive unit, the conveyor belt having a negative pressure chamber, the chamber wall of which has adsorption holes connecting the negative pressure chamber to the external atmosphere; wherein, the conveyor belt is capable of undergoing recoverable deformation under the action of the drive unit to change the volume of the negative pressure chamber. In the above-mentioned photovoltaic cell conveying device, the conveyor belt cyclically moves under the drive of the drive unit to realize the conveying of the cells. Since the formation of the negative pressure environment in the negative pressure chamber relies solely on the action of the drive unit and the deformation of the conveyor belt itself, the structure of this photovoltaic cell conveying device is simple and reliable, eliminating the need for external vacuum equipment and complex connecting pipelines, thus avoiding the problems of large space occupation, high energy consumption, high noise and heat generation caused by the installation of external vacuum equipment, and significantly reducing production costs.

The utility model provides a feeding structure which comprises a transversely-arranged conveying pipe, a conveying screw coaxially arranged in the conveying pipe and a driving motor driving the conveying screw to rotate, and the driving motor is fixedly connected with one end of the conveying pipe. The end, close to the driving motor, of the conveying pipe is further fixedly connected with a feeding hopper communicated with the conveying pipe, the conveying pipe is further fixedly connected with an air inlet pipe communicated with the conveying pipe, the communication position of the air inlet pipe and the conveying pipe and the driving motor are arranged on the two sides of the feeding hopper, and the air inlet pipe is further connected with a high-pressure air pump. The discharging pipe is fixedly connected with the end, deviating from the driving motor, of the conveying pipe, the discharging pipe is vertically arranged, the lower end of the discharging pipe communicates with the conveying pipe, and the upper end of the discharging pipe is open. The conveying pipe solves the problem that in the prior art, fuel in the conveying pipe can be ignited to cause danger. The utility model further provides a graphite combustion furnace.

The utility model relates to filling device technical field discloses a kind of liquid dripping device capable of adjusting filling nozzle, including rack, the bottom of the rack is fixedly connected with base, the top of the rack is provided with adjusting mechanism, the adjusting mechanism is used to adjust the caliber of canning nozzle to optimize drop, the top left side of the base is provided with blowing mechanism, the blowing mechanism is used to airflow auxiliary liquid, the top rear side of the base is provided with cleaning mechanism, the left side of the adjusting mechanism is provided with infusion mechanism, the adjusting mechanism includes sealing ring, the outer wall of the sealing ring is fixedly connected in the top inside of base, the inner wall of the sealing ring is slidably connected with valve core. In the utility model, when the size of liquid outlet needs to be adjusted, it is not necessary to stop machine and replace spare parts, the valve core changes the filling port inner diameter of valve seat by moving, adjusts liquid flow rate to meet the delivery demand, effectively realizes stepless regulation.

The invention relates to the technical field of waste gas purification, in particular to a self-cleaning chemical filter which comprises a tank body and a filter screen arranged in the tank body, a sleeve shell with an opening in the top is arranged in the tank body, an activated carbon filter element used for treating waste gas is arranged in the sleeve shell, and the self-cleaning chemical filter further comprises a transmission rod arranged in the center of the filter screen. The filter screen is of a conical structure, an inclined scraping plate attached to the surface of the filter screen is fixedly connected to the interior of the tank body, and a driving assembly for driving the filter screen to rotate is arranged on the outer surface of the transmission rod; the cleaning roller is rotationally connected to the interior of the sleeve shell, located on one side of the activated carbon filter element and used for cleaning impurities on the surface of the activated carbon filter element, and cleaning assemblies matched with the driving assemblies to drive the activated carbon filter element to rotate are arranged at the two ends of the activated carbon filter element; the cleaning roller is in contact with the activated carbon filter element, continuous cleaning of the activated carbon filter element in the rotating process is achieved through meshing of the transmission gear and the pinion, and impurities and blockages on the surface of the filter element are effectively removed.

The present application relates to the technical field of excrement treatment, in particular to a comprehensive treatment method and system for livestock and poultry excrement, wherein the comprehensive treatment system for livestock and poultry excrement comprises an excrement dry-wet separation device for dry-wet separation of excrement. The excrement dry-wet separation device comprises a machine case, a filter cartridge, an auger assembly, a pressing plate and a cleaning assembly. When the filter cartridge is blocked, the liquid is periodically sprayed to the surface of the filter cartridge by the cleaning assembly to flush the filter cartridge, thereby effectively solving the problem of filter cartridge blockage.

This utility model relates to the technical field of building material processing equipment, specifically to a multi-stage aggregate particle size screening device. The multi-stage aggregate particle size screening device includes a frame, screening components, a feeding conveyor belt, and a multi-stage discharge conveyor belt. The screening components are inclinedly arranged on the upper part of the frame. The feeding conveyor belt is parallel to the screen components above them for feeding aggregates to be screened. The multi-stage discharge conveyor belts are arranged sequentially from top to bottom below the screen components for receiving screened aggregates of different particle sizes. The screening components include a frame plate, screen bars, and hopper plates. The frame plates are symmetrically installed on the upper part of the frame. The screen bars are spaced apart along the length of the frame plates and divided into multiple rows along the height direction. The screening gap between each row of screen bars decreases progressively from top to bottom. Each row of screen bars has a hopper plate at its discharge end, with the hopper plate length decreasing progressively from top to bottom. A motor is installed on the outside of the frame plate.

The utility model discloses an auxiliary automatic grouting device for a directional long drill hole in an underground coal mine, and relates to the technical field of coal mining. The grouting device comprises a grouting mechanism, a piston is arranged in a material barrel, a motor is arranged above a moving column, a screw rod in threaded connection with the moving column is fixedly arranged on a power output shaft of the motor, a mounting box is arranged in front of the material barrel, an air inlet pipe is fixedly arranged on the upper wall of the mounting box, and a plurality of air inlet branch pipes are fixedly arranged on the lower wall of the mounting box; a fixing plate is arranged below the placing plate, universal wheels are fixedly arranged at the front and rear ends of the right side of the lower wall of the fixing plate, motors are arranged at the front and rear ends of the left side of the lower wall of the fixing plate, and rollers are fixedly arranged on power output shafts of the motors. According to the slurry conveying device, the piston moves downwards to extrude slurry in the material barrel for slurry conveying, an external air source can penetrate through the air inlet pipe and the air inlet branch pipe to enter the material barrel for slurry conveying, the rollers are driven by the motor to rotate, and the slurry conveying device is convenient to move under the cooperation of the universal wheels.