68results about How to "Adjust stretch" patented technology

The invention relates to a Chinese medicine for treating enuresis and urinary incontinence and effectively solves the problem that the Chinese medicine for treating enuresis and urinary invontinence is unavailable. The technical scheme is that the Chinese medicine is prepared from 16 to 20g of ginseng, 22 to 26g of sharpleaf galangal fruit, 15 to 25g of ginkgo seed, 22 to 30g of astragalus, 18 to25g of mantis egg case, 25 to 35g of oyster, 23 to 35g of cuttlebone, 8 to 10g of baked licorice, 15 to 22g of malaytea scurfpea fruit, 16 to 23g of dodder, 22 to 35g of raspberry, 16 to 22g of schisandra chinensis and 16 to 26g of medlar. The Chinese medicine for treating enuresis and urinary incontinence is prepared by crushing astragalus, sharpleaf galangal fruit, mantis egg case, baked licorice, dodder, raspberry, schisandra chinensis and medlar respectively, sieving, uniformly mixing to obtain fine powder for later use, adding water in an amount which is 6 to 8 times the total weight of the ginseng, oyster, cuttlebone, ginkgo seed and malaytea scurfpea fruit each time, decocting twice, 1.5 hours for each time, filtering to obtain decoction, mixing the decoction, concentrating to obtain extract for later use, mixing the fine powder and the extract to obtain medicinal lumps, preparing pills and coating sugar. The Chinese medicine has widely available raw materials and good effects,is easy to produce and manufacture, low in cost and convenient to take, and can effectively treat enuresis and incontinence of children, teen-agers and elderly people.

The invention discloses a cord thread integral winding reinforced rubber air spring. The cord thread integral winding reinforced rubber air spring comprises upper and lower flanges, and a bag body integrally vulcanized with upper and lower pressing rings; the upper flange is connected with an upper cover plate by an upper fastening piece; the lower flange is connected with a lower cover plate by alower fastening piece; the upper and lower pressing rings are arranged between the bag body and the upper and lower cover plates; a constraint flange connected with the upper cover plate sleeves thebag body; the bag body consists of an inner rubber layer, a skeleton layer and an outer rubber layer; the inner rubber layer is integrally vulcanized with the upper and lower flanges; the outer rubberlayer is integrally vulcanized with the upper and lower pressing rings; and cord threads in the skeleton layer perform the cross netty winding on the inner rubber layer and the upper and lower flanges to form a net-structured cord thread layer capable of integrally bonding the upper and lower flanges.

The invention discloses multi-function mineral resource comprehensive utilization equipment. The multi-function mineral resource comprehensive utilization equipment comprises a first stage bracket, ahorizontal column, a second stage bracket, a strong magnetic separation iron elevator, a sliding tube, an adjusting bolt, a first stage switch, a second stage switch, a third stage switch, an ore-transmitting conveyor, an ore-transmitting hopper, a impunity-removing filter hopper structure, a scraper structure, a sliding block, a sliding groove, a bottom block, a fastening bolt, a ore hauling conveyor and a sampling rod structure. The first stage bracket is longitudinally installed on the lower left portion of the horizontal column in a bolted mode. The second stage bracket is longitudinally installed on the lower right portion of the horizontal column in a bolted mode. The arrangement of a connecting rope with a hook, a winding wheel, a winding motor, a cable and a strong magnetic separation iron plate is conducive to adjusting the height of the strong magnetic separation iron plate according to the magnetic separation demand, so as to facilitate the smooth magnetic separation work; the strong magnetic separation iron plate is made of a round stainless steel plate; and a strong magnetic sheet adopts circular permanent magnet sheet and is conducive to the rapid absorption of iron impurities in the mineral resources, so as to guarantee the purity of the mineral resources.

The invention discloses a glass fiber weaving process and special equipment thereof. The technological process is finished through procedures of cleaning, melting, wire drawing, warp yarn warping, weft yarn finishing, weaving, check and warehousing on raw materials. The special equipment is a warping tensioner and a weft yarn introduction device. When the process is adopted to manufacture a glass fabric, procedures of unwinding and twisting are removed from a finishing process of weft yarns, and a stranding procedure is removed from a finishing process of weft yarns so as to enable glass precursor fibers not to generate friction with equipment of unwinding, twisting and stranding, avoid abrasion and hurt to the glass precursor fibers, guarantee the tensile strength of the glass precursor fibers, enhance the product quality and the production efficiency and save the energy consumption and the product cost.

The invention discloses a mining roadway repair robot, and belongs to the technical field of mine way repair. The mining roadway repair robot comprises a work platform base, a main machine arm, a machine drill arm, a walking driving device, and a bulldozing device are further included, the main machine arm is provided with a steering base, a three-section work arm, and a machine arm part, the three-section work arm is provided with an auxiliary arm part, the machine drill arm is arranged on the work platform base, the machine drill arm is connected with a drill rod, the main machine arm adoptsa structure manner of a three-section arm, according to the roadway size, the operation state can be changed, the telescopic amplitude of the machine arm part can be adjusted, facilities like an anchor cable, an anchor rod, a roadway roof and the like in the roadway can be prevented from being collided, the robot can carry out flexible work in sections with different heights, the auxiliary arm part 7 can achieve 360-degree rotation through an auxiliary arm oil cylinder 8, 360-degree barrier-free grabbing, breaking, excavating and the like can be met, a wireless remote control programming unitis arranged, and remote-distance operation can be achieved.

The invention discloses an automatic shield machine posture correcting system and a correcting method. The automatic shield machine posture correcting method comprises the following steps that a propulsion system of a shield machine is provided, and the propulsion system comprises a propulsion cylinder and a first proportional valve used for controlling the propulsion system to stretch out and draw back; a first stroke sensor mounted in the propulsion cylinder is provided; a central controller connected with the first stroke sensor and the first proportional valve is provided, the propulsion cylinder stretches out and draws back to push the shield machine, the first stroke sensor is used for obtaining stroke of the propulsion cylinder, and the stroke is fed back to the central controller;the stroke of the propulsion cylinder obtained by the central controller is compared with the preset track of the shield machine, and stroke correction deviation of the propulsion cylinder is calculated by a PID algorithm; the central controller controls the first proportional valve to make adjustment for stretching out and drawing back of the propulsion cylinder based on the stroke correction deviation of the propulsion cylinder. According to the automatic shield machine posture correcting method, real time shield machine posture correcting can be carried out, and correcting accuracy is highand correcting period is short.

The invention discloses a reinforcement cage machining die, and relates to the technical field of reinforcement cage machining. The reinforcement cage machining die comprises a base, two supporting blocks are fixedly connected to a top surface of the base, an electric control cabinet is fixedly connected to the side walls of the supporting blocks, arc-shaped sliding rails are fixedly connected tothe tops of the supporting blocks, rotating rings are rotationally connected to inner surfaces of the arc-shaped sliding rails, four connecting rods are fixedly connected to inner surfaces of the rotating rings, a center block is fixedly connected to one end of each of the four connecting rods, drive rods are fixedly connected to inner surfaces of two center blocks, and side walls of the arc-shaped slide rails are fixedly connected with an adjusting mechanism. By arranging a stretching mechanism, an inner sliding block pushes an outer sliding block to pull fixed rings when a main reinforcementmoves to the top of the rotating ring, the fixed rings are two ends of the main reinforcement are far away from each other to realize the stretching effect, the main reinforcement is prevented from bending, the adjusting mechanism can realize the effect of adjusting the amplitude of stretching the main reinforcement so as to be suitable for the main reinforcements of different specifications.

The invention provides a branch device and a pesticide application machine special for cotton applying the same. The branch device comprises a boot-shaped guiding assembly and a connecting rod connected with the guiding assembly. The connecting rod is connected to the upper portion face of the guiding assembly. The connecting rod is vertically arranged. The cross section of the guiding assembly is in a V shape with the circular arc transition tip, an upward bent arc is arranged on the bottom face, close to one side of the V-shaped arc end, of the guiding assembly, the edge of the side, close to the V-shaped opening in the circular arc transition, of the guiding assembly is a vertical edge, the branch device is fixedly arranged on one side of a spraying device, and the spraying device is fixedly connected with the branch device through a through hole. The branch device is easy to install, convenient to use, capable of achieving pesticide application to cotton seedlings of different stages at the same time, capable of sensitively changing the length and height of a spraying cantilever, capable of rapidly adapting to different pesticide application areas, easy and rapid to adjust and operate, capable of achieving efficient branching, large in pesticide application area, low in cost and high in efficiency.

The invention relates to the technical field of photovoltaic power generation equipment, and provides a fixed mount integrated with swinging and cleaning used for a photovoltaic plate. The fixed mountintegrated with swinging and cleaning used for the photovoltaic plate comprises a base, a rotating column, a swinging plate and a fixed mount, wherein the rotating column is vertically and rotatablyarranged on the base, and a first steering engine for driving the rotating column to rotate is arranged on the rotating column; one end of the swinging plate is hinged onto the rotating column, and asecond steering engine for driving the swinging plate to swing is arranged on the swinging plate; the fixed mount is mounted on the other end of the swinging plate; a scraping device for a reciprocating motion is arranged on the fixed mount; and a follow-up ash removal mechanism is further arranged on the scraping device. According to the fixed mount integrated with swinging and cleaning used forthe photovoltaic plate, the technical fields of automatic swinging angle adjustment and surface cleaning for the photovoltaic plate are realized.

The invention relates to an angle-adjustable ultrasonic probe device. The device comprises a probe, a platform, a probe angle adjusting mechanism and a base; the probe is mounted on the platform, theprobe angle adjusting mechanism comprises at least one angle adjusting unit mounted between the platform and the base; the angle adjusting unit comprises a rotating component and a telescopic drivingmodule fixed on the base; the rotating component is composed of a cardan universal joint, one end of the universal joint is fixed on the platform, and the other end of the universal joint is fixedly connected with a telescopic end of the telescopic driving module, the telescopic driving module performs telescopic movement up and down to drive the universal joint to perform rotating movement, thereby realizing the adjusting of the probe angle. The detection range of the probe is effectively improved through the angle adjusting mechanism, the control on the probe inclination angle is realized, the reliability of the ultrasonic detection is improved, and the labor intensity of detection personnel is reduced.

The invention discloses a secondary filtering type composite vitamin processing device. The device comprises a support, a processing tank body, a feeding ring, an upper screening mechanism, a sealingplate, a lower stirring mechanism and an annular filtering mechanism, wherein a screening ring body is of a structure with a large upper part and a large lower part, the material enters from an annular feeding port between a drainage cover and a feeding ring, the material moves downward along the screening ring body, the fine particulate material enters the inner screen cavity of the screening ring body when moving downwards, the large particulate material enters the annular filtering mechanism downwards from the separating cavity on the outer side of the periphery of the screening ring body,the fine particulate material is collected in the annular collection tank again through the annular filter screen by the material, the large particulate material enters the crushing cavity feeding ring opening through the annular filtering screen, and then enters the crushing cavity through the crushing cavity feeding ring opening for crushing. The device realizes the automatic separation and crushing of the large particles and the small particles twice, and is convenient to use and efficient in operation.

The invention belongs to the technical field of horizontal plane regulation, and specifically relates to a tri-axial leveling device for an optical system, an optical test system, an electrical system, an electrical test system, a horizontal table of a physical experiment, and the like, which require leveling. The tri-axial leveling device comprises a base (1), an axial displacement motor (2), a motor controller (3), a platform (4), a biaxial dip angle sensor (5) and a motor controller remote controller (6). An angle change value read by the biaxial dip angle sensor is transmitted to the motorcontroller, to-be-regulated height of each support point is obtained by calculation, and the axial displacement motor is driven to realize precise regulation. Finally, angle errors of an upper surface are smaller than 0.03 degree. Compared with a conventional manual tri-axial leveling system, the tri-axial leveling device is high in response speed, is accurate in regulation, is free of personal errors, and can affectively avoid interferences of to-be-leveled equipment in a conventional manual leveling process.

The invention discloses an ISOFIX systematic regulating mechanism of an automobile child safety seat. The ISOFIX systematic regulating mechanism of the automobile child safety seat comprises a seat frame (1) and a regulating base (2), wherein the seat frame (1) is connected with the regulating base (2), head locking hooks (6) are arranged inside the regulating base (2), the head locking hooks (6) can be connected with an automobile anchorage system, the number of the head locking hooks (6) is two, and the two head locking hooks are connected with each other through a connecting rod (10), and each head locking hook (6) can slide in an sliding rail of the regulating base (2). An ejecting mechanism, a locking mechanism and a manipulating mechanism are further arranged inside the regulating base (2), wherein the ejecting mechanism ejects the head locking hooks (6), the locking mechanism locks the head locking hooks (6), and the manipulating mechanism manipulates the head locking hooks (6). Therefore, the ISOFIX systematic regulating mechanism of the automobile child safety seat enables the automobile child safety seat to be conveniently and rapidly installed on finished automobile seats of different types, and is convenient to operate and not prone to failure.

The invention discloses an application method of a control system for precisely measuring abbe errors, which comprises a cross positioner and a laser emitter, wherein the cross positioner is providedwith a cross positioning point, the cross positioning point corresponds to an emitting port of the laser emitter in position, a fixed seat is fixed below the laser emitter, a fine adjustment plate isarranged on the side, away from an emission port of the laser emitter, of the fixed seat, a rotary knob is arranged on the upper surface of the fine adjustment plate, the fixed seat is fixed to the fine adjustment plate, the transverse position of the fixed seat can be adjusted through the rotary knob, a supporting base is arranged below the fixed seat, a gap is reserved between the supporting base and the fixed seat, a connecting rod is arranged between the supporting base and the fine adjustment plate, and a horizontal adjustment seat capable of adjusting the levelness of the fixed seat is fixed below the supporting base. By monitoring, regulating and controlling the abbe error influencing measurement, the influence of the axle distance is controlled within the reasonable range of the error by adopting auxiliary equipment, and the precision during precision measurement is improved.

The invention discloses a working method of a reinforcement cage machining die, and relates to the technical field of reinforcement cage machining. A base is included. The top face of the base is fixedly connected with two supporting blocks, the side walls of the supporting blocks are fixedly connected with an electric cabinet, the tops of the supporting blocks are fixedly connected with arc-shaped sliding rails, the inner surfaces of the arc-shaped sliding rails are rotationally connected with rotary rings, the inner surface of each rotary ring is fixedly connected with four connecting rods,one ends of the four connecting rods are fixedly connected with center blocks, the inner surfaces of the two center blocks are fixedly connected with a transmission rod, and the side walls of the arc-shaped sliding rails are fixedly connected with adjusting mechanisms. Through the arrangement of stretching mechanisms, when main ribs move to the tops of the rotary rings, inner sliding blocks push outer sliding blocks to pull fixing rings based on the lever principle, the fixing rings at the two ends of the main ribs are away from each other to achieve a stretching effect, the main ribs are prevented from being bent, the adjusting mechanisms can adjust and stretch the amplitude of the main ribs, and adaptation to main ribs of different specifications is facilitated.

PROBLEM TO BE SOLVED: To provide a dustproof hood whose stretchable cloth member can accurately be fit to the face of a wearer.SOLUTION: This dustproof food 1 which has a food main body 2 formed of an air- and moisture-permeable sheet material to cover the head 21 and neck 22 of a wearer 20 and which is made by forming a face opening 3 for exposing the desired portion of the face in the hood main body 2 and disposing a stretchable belt-like member 4 on the periphery of the face opening 3 is characterized by forming the stretchable belt-like member 4 from an upper side belt-like cloth portion 4a and a lower side belt-like cloth portion 4b extended in an approximately U-shaped form, joining both the ends of the upper side belt-like cloth portion 4a to both the ends of the lower side belt-like cloth portion 4b, and sewing both the ends of a fitting stretchable band 6 which is hooked on the rear side portions of the head 21 of the wearer 20 from the outside of the hood main body 2 and is backward pulled to tightly fit to the belt-like member 4 to the face of the wearer 20, on both the joint portions 5, 5 of the belt-like cloth portions 4a, 4b.

The invention provides a quick-change lock and an agent applying machine specially for cotton by means of the quick-change lock. The quick-change lock comprises a connecting base, a movable pin, an elastic part and a tube sleeve; the connecting base is fixedly connected with the tube sleeve, the elastic part is arranged in the tube sleeve, and the movable pin penetrates the tube sleeve in the axial direction and extends into the connecting base; the end, away from the connecting base, of the elastic part is fixedly connected with the tube sleeve, and the end, close to the connecting base, of the elastic part is fixedly connected with the movable pin; the movable pin can move in the axial direction in the tube sleeve, and a spraying device is fixedly connected to the lower portion of a spraying cantilever through the quick-change lock; a connecting column is arranged on a branch device, the cross section of the connecting column is in the same shape and size as a running hole in the connecting base, multiple through holes are formed in the upper end of the connecting column, and the diameters of the through holes are equal to the diameter of the movable pin. The quick-change lock and the agent applying machine specially for the cotton by means of the quick-change lock have the advantages that installation is easy, operation is convenient, a spraying mechanism can be quickly changed, adjusting operation is easy and fast, the agent applying area is broad, the cost is low and the efficiency is high.

The invention discloses a complex vitamin processing device. The complex vitamin processing device comprises a support, a processing tank, a feeding ring, an upper screening mechanism, a closing plateand a lower stirring mechanism, wherein the upper screening mechanism comprises a flow guide cover, a screening ring body, a driving motor and a rotary shaft. The screening ring body is of a big-end-down structure, after a material enters the device from an annular feeding inlet between the flow guide cover and the feeding ring, the material moves downwards along the screening ring body, the small-sized material enters a screening cavity in the screening ring body when moving downwards, and the large-sized material moves downwards from a separation cavity in the outer side around the screening ring body to enter a feeding ring opening of a smashing cavity and then enters the smashing cavity for smashing through the feeding ring opening of the smashing cavity. By means of the complex vitamin processing device, automatic separation and smashing of the large-sized material and the small-sized material is achieved, the complex vitamin processing device is convenient to use, and the operation is efficient.

The invention discloses a self-stabilizing and adjusting device of propulsion oil cylinders of a shield machine. The device includes self-adjusting oil cylinders which are installed on the upper side and the lower side of each set of propulsion oil cylinders respectively; each self-adjusting oil cylinder includes a transversely arranged cylinder barrel and a piston cavity arranged in the cylinder barrel, the two ends of each piston cavity are symmetrically provided with two sets of piston heads and piston rods, and the outer end portions of the piston rods are provided with walking cams; springs are arranged between the corresponding two piston heads and in each piston cavity, and the two ends of each spring elastically make contact with the corresponding piston heads; the outer peripheral surfaces of the two propulsion oil cylinders are provided with annular slideways, the edge of one side of each walking cam is connected with the inside of the corresponding slideway in a clamping mode, the outer part of the other side of each walking cam is provided with guide limiting blocks, and the four guide limiting blocks are fixedly installed on a shield partition plate of the shield machine respectively. The device responds rapidly, can be self-adjusted and return to the original position, and is convenient to disassemble and maintain, the installation space is saved, and the device can be widely applied to all kinds of shield equipment.

The invention relates to a winding machine and a method for winding slivers, having a winding unit on or in which the roll is formed, wherein the winding machine has at least one means for sensing the moisture content in the fibre material. The invention furthermore relates to a method for winding slivers. The invention is characterized in that the at least one means senses the moisture content of the fibre material as a variable, a regulator or a controller compares the variable with a reference value and, if said variable differs from the reference value, produces a signal, as a result of which at least one actuator for changing the operating parameters of the winding machine is actuable.

The invention relates to a pipeline fan adaptive to pipelines of different dimensions. The pipeline fan primarily comprises an outer frame and a connecting shaft. A connecting hinge is fixed to the outer surface of the outer frame, the connecting hinge is connected to a fixed bar, a mounting plate is fixed to the tail end of the fixed bar, the connecting shaft is located in the middle of the innerside of the outer frame, a first fan blade and a second fan blade are connected through a fastening bolt, a first connecting rod is fixed to the inner side of the outer frame, a second connecting rodis connected below the first connecting rod, a fixed bearing is fixed to the tail end of the second connecting rod, and the connecting shaft penetrates the fixed bearing and is connected to the motor; as the first connecting rod and the second connecting rod are arranged, the first connecting rod can retract in the second connecting rod to adjust the distance between the outer frame fixed above the first connecting rod and the connecting shaft conveniently, so that the area of the outer frame of the fan is adjusted. The device is adaptive to pipelines of different dimensions conveniently.

The invention discloses a quick clamping device for a wood door. The quick clamping device comprises a base, a sliding sleeve, a pull rod and a pull sleeve, wherein the sliding sleeve and the base are in threaded connection, and the pull sleeve is arranged on the sliding sleeve in a sliding manner; through holes with apertures greater than the diameter of the pull rod are formed in the longitudinal direction of the base, and the pull rod penetrates through the base; a threaded hole perpendicular to the axis of the sliding sleeve is formed in the left end of the sliding sleeve, an external thread matched with a locking nut is arranged on the outer wall of the right end of the sliding sleeve, a blind hole is formed in the right end of the pull sleeve, a plurality of circular holes are evenly distributed on the wall corresponding to the blind hole of the sliding part, and each circular hole is internally provided with a steel bead; a chute is formed in the outer wall of the sliding part, a first spring is arranged between the sliding sleeve and the pull sleeve, an annular groove is formed in the left end of the pull rod, the width of the annular groove is greater than the diameter of the steel bead, and a movable check block which is in threaded connection with the pull rod is arranged on the right end of the pull rod. According to the quick clamping device, the processing efficiency defect of the existing door core plate clamping device in batch processing can be overcome.

The invention relates to a device for pre-processing the filtering materials of tobacco. The device comprises a pulling device which comprises a roller pair (14) used for pulling at least one continuous filtering material strip (11) consisting of a single fiber out from at least one material bundle with a speed VA; at least one nozzle (15) used for unfolding the filtering material strip (11); and a device used for crushing the filtering materials or each filtering material strip. The device is characterized in that the device also comprises an applying device (16) used for applying water on the filtering material strip (11); a device (18) used for cutting material segments from the filtering material strip (11); and a device used for extending the filtering material strip (11) with a speed VS which is larger than the speed VA. Besides, the filtering material strip (11) is provided with at least one device (23) used for coating the air of the filtering material strip (11) for ionization. Besides, the invention also relates to a corresponding method.

The invention discloses a cervical vertebra stretching healthcare pillow which comprises a main pillow, an auxiliary pillow and a pillow case. The cervical vertebra stretching healthcare pillow is characterized in that the main pillow and the auxiliary pillow are arranged in the pillow case in parallel, and a bar-shaped concave part is formed by the part, between the main pillow and the auxiliary pillow, of the pillow case. The principle of combining mechanics of materials and body mechanics is fully applied, a traditional pillow making method is broken through, the main pillow and the auxiliary pillow are flexibly connected through the pillow case, the bar-shaped concave part is formed, during sleeping, ears are placed in the concave part, ventilation is good, nerves and veins are not compressed, and the sleeping quality is greatly improved; in the cervical vertebra stretching process, the height of the main and auxiliary pillows can be achieved simply by pushing a pillow inner, the stretching strength is adjusted, operation is convenient, and effects are good. The structure of the pillow conforms to the health medical science principle, the cervical vertebra of people can be well protected, and therefore sleeping can be better.

The invention provides a normally open overflow drainage sluice structure for small and medium flows. A sluice valve comprises a central flashboard and two sliding flashboards installed on the two sides of the central flashboard, the bottoms of the central flashboard and the sliding flashboards are provided with a plurality of comb-shaped fixed sluice pieces arranged at intervals. the sides, facing the central flashboard, of the sliding flashboards each are provided with a strip-shaped inserting part, and the other sides of the sliding flashboards are inserted into guide grooves; the insertingparts are inserted into inserting holes in a sliding fit mode, the two sliding flashboards each extend out in the width direction of a base so that sliding sluice pieces which extend out of the inserting holes and in the inserting parts can be automatically popped up downwards; and a friction ring of a winding device is connected to the other end of a traction rope, a circle of friction groove isformed in the inner wall of the friction ring in the circumferential direction thereof, the end, with abrasive resistance, of a friction piece is located in the friction groove and is in close contact with the friction groove, and the other end of the friction piece is fixedly connected to the surface of an air bag. According to the structure, rapid installation and construction of a drainage sluice of a river channel water outlet can be realized, the water drainage amount can be adjusted, and the adaptability is strong.

The invention mainly belongs to the technical field of mesh shaping, and particularly relates to an intelligent forward-only mesh shaping machine. The machine comprises a support, wherein a transmission roller is installed on the support, a mesh inlet roller component comprises two tension rollers, a mesh outlet roller component comprises two tension rollers, a chain wheel is arranged at one end of each tension roller, a driving chain wheel is arranged under each chain wheel, the chain wheels at the ends of the tension rollers are connected with the driving chain wheels through chains, and the driving chain wheels are connected with a tension variable-frequency deceleration motor; a mesh outlet chain wheel is arranged at one end of a mesh outlet main roller and connected with a driving device, a positioning chain wheel is arranged corresponding to the mesh outlet chain wheel, the mesh outlet chain wheel is connected with the positioning chain wheel through a chain, and the positioning chain wheel is installed on the support and located below the mesh outlet roller component. The operating speed of a mesh machine is determined through a variable-frequency variable-speed motor and a cycloidal pin wheel speed reducer, the speed difference between the mesh inlet portion and the mesh outlet portion can be changed by adjusting the rotating speed of a tension frequency converter, and then the elongation of a mesh can be effectively adjusted and changed.

The invention relates to the technical field of electric flood prevention devices, in particular to a flood prevention device for a transformer substation. The flood prevention device comprises a bottom plate, a supporting plate and a guide rod, and side plates are fixed to the left side and the right side of the top of the bottom plate. The flood prevention device is reasonable and compact in structure and convenient to use, a power transformation box is prevented from being flooded during rainstorm or flood, potential safety hazards are reduced, and normal work of the power transformation box is guaranteed; components such as a compression spring, a fixing block and a hydraulic telescopic rod are combined, so that the stability of fixing the power transformation box on the supporting plate is improved; in addition, the expansion degree of the compression spring is adjusted, so that the device can be used for flood prevention of power transformation boxes of different sizes.

The invention belongs to the technical field of aluminum profile production and particularly relates to an automatic induction type multi-angle cutting device for aluminum profile production. The automatic induction type multi-angle cutting device comprises a cutting table, symmetrically distributed fixed plates are arranged on the cutting table, rotatable first fixed pulleys are arranged on the inner sides of the fixed plates correspondingly, and a through cutting groove is formed in the cutting table. A second fixed pulley capable of moving up and down is arranged at the bottom of the cutting table, a connected cutting line is arranged between the first fixed pulleys and the second fixed pulley, positioning rods are arranged at the two ends of the second fixed pulley and comprise the first positioning rod and the second positioning rod, and a sliding groove slidably connected with the second positioning rod is formed in the first positioning rod. A fixedly connected third hydraulic rod is arranged in the sliding groove, the extending end of the third hydraulic rod is fixedly connected with the end of the first positioning rod, a pressure sensor is arranged at the connecting position of the third hydraulic rod and the first positioning rod, stretching and retracting of the third hydraulic rod are adjusted in time through accurate sensing of the pressure sensor, and therefore the overall cutting efficiency and cutting precision are guaranteed.

The invention discloses a sowing device with high sowing uniformity, relating to the technical field of sowing devices, comprising a frame, a sliding plate is arranged horizontally inside the frame, a seeding pipe is arranged under the sliding plate, and a cam and a storage tank are arranged above the sliding plate. The silo, below the sowing pipe, is provided with a horizontally sliding seed guide block, the first spring is sleeved on the seed guide block, a fixed plate is provided above the seed guide block, and stoppers and second springs are provided on both sides of the connecting pipe on the fixed plate. Two chutes, a return spring is arranged in the second chute, a movable rod is arranged below the seed guide block, a tapered push block is fixedly arranged on the upper end of the movable rod, and the two ends of the movable rod slide and are embedded in the second connecting rod through the first connecting rod. In a chute; the present invention can control the depth of sowing, and the sowing rate of the sowing point can be controlled, the sowing pipe is directly penetrated into the soil, eliminating the step of covering the soil, and the discharge port will not be blocked.

The present invention discloses an intelligent fish basket. A weight sensor is utilized to monitor weight changes of an intelligent fish basket body in real time; a controller applies real-time weightinformation for comparison; the controller is connected with electric push rods and used for adjusting telescopic amplitude of the electric push rods; the electric push rods are connected with an inner cavity; the inner cavity adopts a flexible telescopic pipeline; and the telescopic amplitude of the electric push rods is equal to telescopic amplitude of the flexible telescopic pipeline. The provided intelligent fish basket can automatically adjust capacity of the intelligent fish basket body according to fishery harvesting volume.