42results about How to "Improve toggle effect" patented technology

The invention relates to the technical field of animal husbandry equipment, and particularly relates to a wet-and-dry automatic feeding trough which is especially suitable for being applied to the feeding of live pigs. According to the technical scheme, the wet-and-dry automatic feeding trough comprises a feed trough, a feed basket and a driving lever structure, wherein the feed basket is arranged above the feed trough and provided with a discharge hole, and the driving lever structure is used for achieving an effect of automatic feeding; and the automatic feeding trough is characterized in that the driving lever structure comprises a rotating shaft, a rotating arm, a driving lever and a material dispersing platform, wherein the rotating arm is arranged on the rotating shaft and close to the discharge hole and extends outwards along the middle part of the discharge hole, the driving lever is arranged on the rotating shaft and used for driving the rotating arm to rotate through the rotating shaft, and the material dispersing platform is arranged below the discharge hole, sleeved on the exterior of the rotating shaft, linked with the driving lever, and used for enabling feeds to slide towards the periphery of the feed trough along the rotating shaft in the horizontal direction. The automatic feeding trough disclosed by the invention has the advantages of uniformity in feeding, smoothness in feeding and blocking avoidance, and is suitable for not only dry feeds, but also wet feeds.

The invention discloses a screening device for production of traditional Chinese medicine decoction pieces. The screening device comprises a box, a cover plate, a hydraulic push rod, a stabilizing box, a driving motor, a rotating rod, a sieving plate, a supporting sleeve and a disturbance rod. According to the screening device, when the driving motor drives the rotating rod to rotate, the supporting sleeve can be driven to rotate, so that the disturbance rod moves out of a cylindrical groove by a certain length under the action of centrifugal force, accordingly, the stirring effect is improved, accumulation of materials is prevented, and the screening effect is improved; when the rotational speed of the driving motor is changed, the centrifugal force applied to the disturbance rod is alsochanged, accordingly, the material stirring range is also changed, and the material stirring effect is improved; and further, the hydraulic push rod pushes the cover plate to move in the vertical direction so that the distance between the disturbance rod and the sieving plate can be adjusted, and the material stirring effect is conveniently adjusted.

The invention discloses a single-phase series motor with good heat dissipation performance, and relates to the technical field of series motors. The single-phase series motor comprises a cavity seat and a motor shell arranged above the cavity seat, an air cooling mechanism is arranged in the motor shell, a water cooling mechanism is arranged on one side, opposite to the cavity seat, of the motor shell, the interior of the cavity seat is filled with cooling liquid, and an inner support is fixedly installed on the inner wall of one end of the motor shell. An air cooling assembly is arranged, the motor run to enable a shaft rod to rotate and drive a fan blade assembly to rotate, so that an air inducing effect is achieved, external air enters an exhaust pipe through a filter screen through cover and then is blown out through an air inlet ring pipe and arc-shaped air outlet branch pipes, air blowing into the motor is achieved, and an air cooling effect is achieved; and on the other hand, the plurality of arc-shaped air outlet branch pipes are annularly distributed at equal intervals, so that the blown air can generate cyclones, and the cold air is in full contact with internal components of the motor.

The invention discloses a compressor pipeline damping device, and relates to the technical field of pipeline damping. The compressor pipeline damping device comprises a liquid storage box body, one side of the liquid storage box body is provided with a water cooling assembly, the top end of the liquid storage box body is provided with a pipeline clamping mechanism, a damping mechanism is arranged between the pipeline clamping mechanism and the liquid storage box body, a follow-up assembly is arranged between the pipeline clamping mechanisms, each pipeline clamping mechanism comprises four mounting blocks arranged above the liquid storage box body, brackets are fixedly mounted on the outer walls of the tops of the mounting blocks, clamping arc arms are connected to the two ends of each bracket through hinges, compression springs are fixedly mounted on the sides, opposite to the mounting blocks, of every two clamping arc arms, and the damping mechanism comprises conduction rods fixedly connected to the outer walls of the bottoms of the four mounting blocks. Vibration energy generated by the rotation of a compressor pipeline is converted, then circulating flowing of water cooling liquid is achieved, and the water cooling treatment of a compressor is achieved through a vortex pipe and a spiral water cooling pipe.

The invention belongs to the technical field of lubricating oil production, particularly relates to a blending device for lubricating oil production, and provides the following scheme for solving theproblems that in the traditional lubricating oil production process, a blending device is simple in design, the relative position of a blending mechanism and a material bearing part is fixed, and theblending effect on liquid materials is common. The device comprises a base, supporting legs are welded to the four corners of the outer wall of the bottom of the base, arm supports are vertically welded to the two sides of the outer wall of the top of the base, the same ejector rod is welded to the top ends of the arm supports, and a push rod motor is fixed to the outer wall of one side of one armsupport through bolts. The connecting end block, the connecting end plate and the pulley can be used for driving the blending tank to move according to the rail groove in the waveform block, and themoving block is driven to move under the action of the swing column, the sleeve and the y-shaped rod, so that the change of the relative position of the blending tank and the mixing mechanism is realized, and the oscillation of materials is facilitated; therefore, the action effect of the mixing mechanism is improved.

The invention belongs to the technical field of cosmetic processing, particularly relates to cosmetic processing stirring equipment, and provides the following scheme aiming at the problems that the stirring equipment for cosmetic processing is generally simple in structure, the action mode of a stirring mechanism is single, the action direction is fixed, and the mixing effect is easily influencedby the inertia of liquid material rotation. The equipment comprises a bottom tank and a top tank, the bottom tank and the top tank are rotationally connected through a sealing bearing, an outer frameis welded to the outer wall of the top tank, and supporting ring plates are welded to the sides, opposite to the bottom tank, of the outer frame respectively. Through an arranged driving motor, the bottom tank and a rotating column can be driven to rotate oppositely through the transmission effect of a belt, a transmission rod, a driving gear and a driven gear ring, and in the rotating process ofthe bottom tank, a sliding plate is driven to reciprocate up and down along a clamping rail through extrusion of an abutting column and a waveform block under the effect of a connecting spring; therefore, longitudinal battens and transverse battens are used for effectively stirring and mixing liquid materials.

The invention belongs to the technical field of agricultural product processing, particularly relates to a preserved vegetable dehydration device for agricultural product processing, and provides thefollowing scheme for solving the problems that most of traditional preserved vegetable drying devices are simple in structural design and poor in preserved vegetable stirring effect, so that the preserved vegetable drying quality is affected. The preserved vegetable dehydration device comprises a box body, wherein supporting legs are welded to four corners of the outer wall of the bottom of the box body, a fixed ring cylinder is welded to the inner wall of one end close to the top, of the box body, a supporting ring is rotatably connected to the bottom end of the fixed ring cylinder through abearing, and a drying cylinder is fixed to the circumferential inner wall of the bottom end of the supporting ring through bolts. By arranging a driving motor, a driving gear and a driven gear ring can be used for driving the drying cylinder to rotate at a constant speed, so that the preserved vegetables are dried and dehydrated more uniformly. Through the arrangement of a rotating motor, a driving belt with a ram can be used for driving a poking roller to rotate, and arc poking pieces and supporting hooks are used for achieving a good turning effect on the preserved vegetables, so that the drying effect of the preserved vegetables is guaranteed.

The invention discloses an automatic push-pull fluff adsorption device for textile wastewater treatment, belongs to the technical field of wastewater treatment, and can realize that an elastic balloonfilled with an expanding agent I is arranged, a water guide net and a heat conduction assembly are arranged in a matching manner, and the water guide net can guide water to the expanding agent I, sothat the elastic balloon is expanded; the heat conduction assembly can absorb solar energy for heating and conduct heat to the first swelling agent, evaporation of water in the expanding agent I is accelerated, the elastic balloon is contracted, meanwhile, under the combined action of a specially-made water blocking mechanism and a heat conduction mechanism, the elastic balloon can be smoothly andrepeatedly expanded and contracted, and then a push-pull plate is repeatedly pushed away and pulled back, in the process that the push-pull plate is pulled back, fluff at the far position can be pulled to the position near the adsorption plate to be adsorbed by an adsorption plate, meanwhile, water can be driven to flow, fluff at the farther position can flow to the position near the adsorption plate to be gathered, the action range of the adsorption plate is greatly enlarged, and the treatment efficiency is improved.

The invention belongs to the field of soil remediation, and particularly relates to an integrated organic contaminated soil remediation system. The remediation system comprises a remediation device; the remediation device comprises a controller, a shell, a motor, an upper cover, a liquid storage box, a heater, an ultrasonic vibrator and a screening module; one side of the upper cover is fixedly connected with a liquid outlet box; a conveying belt is arranged in the top of the shell; a first fixing plate is arranged below the conveying belt; a circulation groove is formed in the first fixing plate; a heater is arranged at one end of the first fixing plate; the circulating groove communicates with the interior of a liquid storage box through a pipeline; and the screening module is arranged below spray heads. The remediation system is simple in structure and is convenient to operate, frozen soil can be heated through the heater, and the screening module is matched to shake the heated soil, so that mixing of the soil and a catalytic liquid is improved, reaction residues are reduced, secondary pollution caused by the reaction residues is reduced, and meanwhile, overall efficiency of soil remediation is improved.

The invention discloses an intelligent door lock. The intelligent door lock comprises a shell, a driving gear, a main spring bolt, a lock cylinder and a motor are arranged in the shell, a bolt shifting gear is rotationally arranged at the position, on one side of the main spring bolt, of the shell, lock cylinder shifting teeth are arranged on the outer wall of the lock cylinder, and the lock cylinder shifting teeth are meshed with the bolt shifting gear; the bolt shifting gear is further coaxially connected with a first driven part and a second driven part, the first driven part is fixedly connected with the bolt shifting gear, the second driven part is rotationally connected to the first driven part, and a guide block and a guide groove are arranged between the second driven part and the first driven part; and first driven teeth are arranged on the peripheral wall of the first driven part, second driven teeth are arranged on the peripheral wall of the second driven part, a clutch mechanism is further arranged between the lock cylinder shifting teeth and the motor, and a reset part is further arranged in the shell. According to the intelligent door lock, the whole structure is simple, the transmission structure is more reasonable, the resistance of a key unlocking action is relieved, and the operation smoothness is improved.

The invention discloses a cleaning device capable of comprehensively cleaning billiards. The cleaning device comprises a shell control mechanism of a control device, a rotary cleaning mechanism used for rotary cleaning and transporting, and a micro-vibration cleaning mechanism used for rotary cleaning and micro-vibration generation. The shell control mechanism is horizontally placed. A connectingrod A is welded to the outer wall of the shell control mechanism. The outer wall of the shell control mechanism is fixedly connected with the rotary cleaning mechanism through the arranged connectingrod A. The micro-vibration cleaning mechanism is sleeved with the rotary cleaning mechanism. Water is supplied to an inverted-V-shaped opening and a V-shaped opening through a water pump via pipelines, the impact force of the V-shaped opening is larger than that of the inverted-V-shaped opening under the condition of the same water amount, the V-shaped opening flushes one side of each billiard, the inverted-V-shaped opening flushes the other side of each billiard, the billiards can be rotated through different magnitudes of impact on the two sides, the billiards can be cleaned more comprehensively, the pipelines on the inverted-V-shaped opening and the V-shaped opening are arc pipelines, and the inside of rotary springs can be flushed.

The invention discloses a sample preservation device for animal and plant quarantine experiments, and relates to the technical field of experimental sample preservation. The sample preservation device comprises a cylinder, an assembly cover and a sample loading assembly, the assembly cover is clamped to the top end of the cylinder, a piston fixing assembly is fixedly mounted on the inner wall of the top of the assembly cover, a built-in end plate is fixedly installed at the end, close to the top, of the cylinder, through grooves which are evenly distributed are formed in the built-in end plate, metal clamping cylinders are fixedly installed on the inner walls of the through grooves, heat exchange assemblies are installed on the outer walls of the circumferences of the metal clamping cylinders, bottom springs are fixedly installed in the metal clamping cylinders, and a bottom frame seat is fixedly mounted at the bottom end of the cylinder. According to the piston fixing assembly, an arranged compression spring can be used for pushing an abutting ring, and the abutting ring is clamped into a clamping ring groove in the top end of each piston block, so that each piston block can be independently and effectively fixed, and the piston blocks are prevented from bumping and being separated from a sample loading pipe in the transportation process.

The invention belongs to the technical field of clothes processing equipment, and particularly provides a pulsator washing machine and a tub assembly thereof, aiming to solve the problem that clothesare easy to settle to the tub bottom and parts of the clothes cannot be cleaned effectively in use of existing pulsator washing machines. First water stirring members are arranged vertically or obliquely along the inner side wall of an inner tub of the pulsator washing machine, the thickness of the first water stirring members is increased gradually bottom to top, and the flow rate of washing water in the upper portion of the inner tub is higher than that of washing water in the lower portion of the inner tub, so that a pressure difference is formed between the upper portion and the lower portion of the inner tub; under the pressure difference, washing water in the lower portion of the inner tub is driven to flow to the upper portion having high flow rate and low pressure, while clothes atthe bottom of the inner tub are turned upwards to avoid settling at the bottom of the inner tub, and thus, turning effect of the clothes in the inner tub is improved greatly and the clothes can be cleaned more effectively.

The invention belongs to the technical field of plant protection unmanned aerial vehicles, and particularly relates to an agricultural planting plant protection unmanned aerial vehicle convenient for pesticide spraying, the agricultural planting plant protection unmanned aerial vehicle comprises an unmanned aerial vehicle main body and a storage end, the storage end is fixedly mounted on the outer wall of the bottom of the unmanned aerial vehicle main body, and driving mechanisms are mounted at the top end and two sides of the unmanned aerial vehicle main body; and an air collision mechanism is installed at one end of the material storage end and comprises an air collision barrel fixedly installed on the outer wall of one side of the material storage end, and the side, opposite to the material storage end, of the air collision barrel is rotationally connected with a shaft column. According to the unmanned aerial vehicle disclosed by the invention, through the arranged air collision mechanism, air flow can be generated in an air collision barrel in cooperation with an air hole I and an air hole II in the flying process of the unmanned aerial vehicle, so that when collision blades collide with the air flow, the collision blades and a shaft column can be driven to quickly rotate, and then a pesticide mixing mechanism is driven to operate through a transmission mechanism to mix pesticide liquid; the uniformity of the liquid medicine is ensured; and through the arrangement of the convex edges and the arc-shaped strip grooves, the wind collision effect of the collision fan blades can be improved.

The invention belongs to the technical field of seam beautifying agent production, particularly relates to a ceramic tile seam beautifying agent production device, and aims to solve the problems that a conventional mixing device for seam beautifying agent production is relatively single in general operation mode, relatively single in material action direction and not ideal in mixing effect in the actual operation process. Theceramic tile seam beautifying agent production device comprises a mixing tank. A water bath outer barrel is welded to the outer wall of one end of the mixing tank, hydraulic rods are fixed to the four corners of the outer wall of the top of the water bath outer barrel through bolts, the same lifting top plate is fixed to the ends of extension rods of the hydraulic rods through bolts, and a fixed barrel is welded to the outer wall of the bottom of the lifting top plate. The transmission effect of the driving gear and the inner gear ring can be utilized to drive a distance increasing ring disc to rotate, materials are transmitted in the vertical direction through the auger rod, and the materials are effectively stirred and mixed in the rotating process through the arc-shaped rods, the side folding plates and the bottom end plate with the C-shaped bottom plate.

The invention discloses a subsoiling and fertilizing machine for tea gardens. The machine comprises a rack; a fertilizer box is arranged above the rack; a depth wheel and a subsoiler are arranged under the rack; a gearbox is also installed above the rack; one output end of the gearbox is connected to a tractor; other output ends of the gearbox are connected to a fertilizer stirring device inside adischarge port of the fertilizer box; one end of a fertilizer delivery pipe is connected to the discharge port and the other end extends to a side, back to the soil, of the subsoiler. The subsoilingand fertilizing machine for tea gardens of the invention has the structure matched with the size of the tea tree rows, and is suitable for working across the tea tree. The structure of the whole machine is compact, and the distance between the subsoiling and fertilizing ditch and the root of the tea tree is appropriate, which is not easy to damage the root, but also has a strong improvement on thesoil structure and fertility of the root. The whole machine and the tea garden tractor are connected by hooking, which is convenient for assembly and disassembly. The structure of the whole machine is firm, the strength and rigidity are very high, and four grooves can be operated at one time, and the work efficiency is high.

The invention belongs to the field of road construction, in particular to a road construction dustproof process based on engineering supervision information integration. Dust removing equipment used by the process comprises a T type pipe; a nozzle is arranged at the top of the T type pipe; multiple convex pipes communicate to the back side surface of the T type pipe; return springs are fixedly connected into the convex pipes; stop discs are connected to one ends of the return springs; the diameters of the stop discs are the same with the inner diameter of the T type pipe; and moving rods are fixedly connected to the stop discs. Through arrangement of an airing plate, water entering the T type pipe can instantly achieve a thrust effect on a wedged block, so that the moving rods are indirectly enabled to drive the airing plate to move in a direction near a road fence; the airing plate instantly moving can generate negative pressure on the front side surface thereof, so that air on roadsmoves to the airing plate; and dust in the air moving to the airing plate in the water descending process is absorbed to fall on the ground, so that the speed of the dust flowing to the road fence isaccelerated, and the retaining of the dust on the roads is reduced.

The combined rail transit wheel-mounted carbon-ceramic brake disc comprises a friction disc and a plurality of supporting blocks which are evenly arranged in the circumferential direction relative to the circle center of the friction disc, the friction disc and the supporting blocks are detachably assembled and connected, and heat dissipation channels are formed in gaps between the adjacent supporting blocks. And the middle part of each supporting block is provided with at least two radial heat dissipation grooves which are arranged along the radial direction and are communicated with each other. The combined type rail transit wheel-mounted carbon-ceramic brake disc has the advantages that the brake disc can be suitable for more speed grades, the heat dissipation area is increased, the heat dissipation rate is improved, the machining difficulty is reduced, energy consumption during running and braking of rail transit vehicles is reduced, and the operation and maintenance cost is saved.

The invention provides a blanched garlic leaf bundling harvester. The blanched garlic leaf bundling harvester comprises a collecting box support, a machine frame, walking wheels, supporting wheels, a differential mechanism, a motor, a transverse horizontal conveying device, a vertical conveying device, a bundling device, a cutting knife, a material shifting wheel, a baffle and dividers. The collecting box support is arranged on the upper side part of the machine frame and fixedly connected with the machine frame; the two walking wheels are correspondingly installed on the two sides of the lower rear part of the machine frame through bearings, and the differential mechanism is arranged between the two walking wheels; the two supporting wheels are correspondingly installed on the two sides of the lower front part of the machine frame, and the transverse horizontal conveying device and the vertical conveying device are arranged at the positions, close to the supporting wheels, between the walking wheels and the supporting wheels; the bundling device is arranged on the front side of an outlet of the vertical conveying device; the cutting knife and the material shifting wheel are correspondingly arranged below and above the front of the machine frame, and the baffle is arranged between the cutting knife and the transverse horizontal conveying device; and the two dividers are correspondingly connected to two ends, close to the lower part, of the front of the machine frame through bolts. Bundling and harvesting of blanched garlic leaves can be achieved, and the blanched garlic leaves are bundled in order and consistent.

The invention discloses a handle type intelligent door lock. The handle type intelligent door lock comprises a shell; a driving gear, a latch bolt, a square steel connecting seat, a main spring bolt and a motor are arranged in the shell; a bolt shifting gear is rotationally arranged on the shell and located on one side of the main spring bolt; driving shifting teeth are arranged on the outer wall of the square steel connecting seat and meshed with the bolt shifting gear; the bolt shifting gear is further coaxially connected to a first driven part and a second driven part, the first driven part is fixedly connected to the bolt shifting gear, the second driven part is rotationally connected to the first driven part, and a guide block and a guide groove are arranged between the second driven part and the first driven part; and first driven teeth are arranged on the peripheral wall of the first driven part, second driven teeth are arranged on the peripheral wall of the second driven part, a clutch mechanism is further arranged between the driving shifting teeth and the motor, and a reset part is further arranged in the shell. The whole structure is simple, the transmission structure is more reasonable, the resistance of the unlocking action of the handle is relieved, and the operation smoothness is improved.

The invention relates to medical platelet infusion anti-coagulation equipment, and belongs to the technical field of blood transfusion equipment. The platelet bag comprises a support, an outer tube arranged on the upper side of the support, an inner tube arranged in the outer tube in a penetrating mode and coaxial with the outer tube, and an anti-coagulation assembly arranged on the inner tube and used for preventing platelet aggregation in the platelet bag by shaking the platelet bag. The anti-condensation assembly comprises two U-shaped clamping plates symmetrically arranged at the bottom of the inner pipe and a hook arranged at the top of the outer pipe. The platelet bag can be rotated and shaken through the rotating ring formed by the outer tube and the inner tube, and the platelet bag can be fixed by matching the rotating ring with the U-shaped clamping piece and the hook, so that the shaking stability is improved, and the shaking frequency and amplitude are ensured to be optimal; the risk of platelet aggregation and platelet damage caused by human factors in the clinical platelet infusion process is reduced, and the safety of platelet infusion is ensured; the anti-condensation equipment is convenient to use, easy to operate, high in practicability and worthy of popularization.

The invention belongs to the technical field of washing machines, and particularly relates to a washing machine and an inner barrel structure of the washing machine. The outer bottom of the inner barrel is provided with an installation flange, a region between the outer periphery of the installation flange and the outer periphery of the outer bottom of the inner barrel is provided with a protruding water stirring blade, and the included angle between the water stirring blade and a radial straight line between one end connected with the outer periphery, near the outer bottom of the inner barrel, of the water stirring blade and the center of the bottom of the inner barrel is an acute angle, so that water flow is lifted up to enter an outer barrel cover and be sprayed into the inner barrel. By means of rotation of the inner structure of the washing machine, the inner barrel structure of the washing machine can effectively increase the speed of water of an outer barrel of the washing machine and lift water up to make water enter the outer barrel cover and sprayed into the inner barrel, water in the washing machine is repeatedly used for spraying and washing clothes for many times, the cleaning effect of the clothes is improved, the energy consumption of the washing machine is reduced, water resources are saved, wear of the clothes is reduced, and the cloths are prevented from being excessively wound.

The invention belongs to the technical field of chemical engineering, particularly relates to an efficient chemical mixing device, and aims to solve the problems that most of traditional chemical mixing devices are single in operation mode, common in actual mixing effect of materials and low in efficiency, and the efficient chemical mixing device comprises a base with supporting legs welded to four corners of the outer wall of the bottom. A mixing box is fixed to the outer wall of the top of the base through bolts, a reinforcing ring plate is welded to the outer wall of the circumference, close to the top end, of the mixing box, a supporting ring is clamped to the outer wall of the reinforcing ring plate, and annular grooves are formed in the sides, opposite to the reinforcing ring plate,of the supporting ring. Through an arranged driving motor, the supporting ring and a rotating column can be driven to rotate oppositely through the transmission effect of a driving gear, a driven gearring and a transmission belt, then opposite rotation of a fixed shifting rod and a swing rod is achieved, and through the attraction and repulsion effects of a first magnetic block and a second magnetic block, and cooperation with a connecting spring, the swing rod is driven to swing up and down along a connecting block rotate in the rotating process to realize an efficient mixing effect.

The invention relates to the technical field of bridge sleeper manufacturing, in particular to a release agent heating and spraying device with a good heat preservation effect. The release agent heating and spraying device with the good heat preservation effect comprises an outer tank with moving wheels arranged at four corners of the outer wall of the bottom, wherein an inner tank is arranged in the outer tank; a lifting rotating mechanism is mounted between the bottom end of the inner tank and the outer tank; and a driving mechanism is mounted between the top end of the inner tank and the outer tank. According to the release agent heating and spraying device with the good heat preservation effect provided by the invention, the arranged driving mechanism is matched with the lifting rotating mechanism, an electric telescopic rod can be used for pushing a pressing ring plate to move downwards, then the inner tank is pushed to move downwards, and meanwhile, a spiral outer rib on a lifting cylinder moves along an inner spiral rib groove in a fixed bottom sleeve, so that the inner tank can rotate while the inner tank moves downwards; and on the contrary, the electric telescopic rod is drawn back to be matched with a reset spring, so that the inner tank can reversely rotate in the upward moving process, forward and reverse rotation of the inner tank in a short time is achieved, and the heating uniformity of a release agent is improved.

The invention discloses a sample preservation device for animal and plant quarantine experiments, which relates to the technical field of experimental sample preservation, and comprises a cylinder body, an assembly cover and a sample loading assembly. A piston fixing assembly is fixedly installed on the inner wall, and a built-in end plate is fixedly installed on the end of the cylinder near the top, and evenly distributed through grooves are opened on the built-in end plate, and metal cartridges are fixedly installed on the inner walls of the through grooves , and the outer circumferential wall of the metal cartridge is equipped with a heat exchange assembly, the inside of the metal cartridge is fixed with a bottom spring, and the bottom end of the cylinder body is fixed with a bottom frame seat. The piston fixing assembly provided in the present invention can use the provided compression spring to push the resisting ring, and use it to snap into the snap ring groove at the top of the piston block, so that each piston block can be individually and effectively fixed, avoiding the piston block Bumps occur during transportation and break away from the sample loading tube.

The invention belongs to the technical field of intelligent agriculture, particularly relates to buried quantitative irrigation equipment with a soil turning function for greenhouse planting of the Internet of Things, and provides the following scheme for solving the problems that an irrigation device in traditional agriculture is generally simpler in structural design and relatively single in function in the actual use process. The buried quantitative irrigation equipment comprises a bottom bracket fixed on the ground; and a water storage tank is welded to the outer wall of the top of the bottom bracket, a liquid pump is fixed to the outer wall of one side of the water storage tank through bolts, a metering valve is fixedly installed at the output end of the liquid pump, a liquid conveying ring pipe connected with the metering valve is fixedly installed on the outer wall of the bottom end of the water storage tank, and connecting pipes distributed at equal intervals are fixedly installed at the bottom end of the liquid conveying ring pipe. By means of the transmission effect of driving conical teeth and transmission conical teeth, a transmission rod is driven to rotate, a belt isused for driving a soil stirring pipe outside the liquid conveying pipe to rotate, and outer stirring protrusions and auxiliary teeth are used for stirring soil so that the soil can be kept in a loosestate.

The invention discloses water stirring crystallization equipment for low-melting-point polyester chips. The water stirring crystallization equipment comprises a base and a crystallization box, wherein the crystallization box is fixedly connected with the top of the base, a feeding port is formed in the top of the crystallization box, a crystallization bed is fixedly connected to the upper portion in the crystallization box, a stirring assembly is arranged on the lower portion of the crystallization bed, a temperature control assembly is arranged on the left side of the top wall in the crystallization box, a fan is arranged on the left side of the top of the base and connected with the crystallization box through a first air pipe, an electric heating pipe is arranged on the left side in the crystallization box, the right side of the crystallization box is connected with a condensation box through a second air pipe, and a condensation pipe is installed in the condensation box and connected with the fan through a third air pipe. According to the invention, polyester chip crystals on a crystallization bed are stirred through a stirring assembly so as to prevent surface adhesion of polyester chips and condensation of water vapor in a condensation box, dried hot air reaches a fan through a third air pipe to achieve cyclic utilization of energy, and the temperature in the crystallization box is controlled through a temperature control assembly to ensure the crystallization temperature and improve the polyester chip quality.

The invention discloses a psicose centrifugal crystal drying device, and relates to the technical field of drying devices.The psicose centrifugal crystal drying device comprises a limiting lantern ring, a heating base plate is rotationally installed in the limiting lantern ring, a net barrel is fixed to the heating base plate, a center shaft is rotationally installed in the net barrel, and a rotating ring is rotationally installed on a rotating sleeve; a stirring plate is fixed to the end, away from the rotating ring, of each swing rod, and an incomplete gear I and an incomplete gear II are rotationally installed at the top of the net barrel. The psicose crystals in the net barrel are rotationally dispersed in the rotating process of the stirring plate, the arranged stirring plate can swing relative to the rotating sleeve at the same time to promote the stirring effect of the crystals, and the rotating direction of the net barrel is opposite to that of the stirring plate, so that the psicose crystals are fully dispersed, and the stirring effect of the psicose crystals is improved. And the drying sufficient degree and the drying effect of the psicose crystals are greatly improved.

The invention discloses a coal screening device. The coal screening device comprises a base; two side plates are symmetrically mounted on the upper surface of the base; a top plate is arranged at theupper ends of the two side plates; a speed reducing motor is mounted on the upper surface of the top plate; an output shaft of the speed reducing motor penetrates through the top plate to extend down,and is provided with a first bevel gear; first rotating shafts and second rotating shafts are mounted on the side walls of the two side plates; first synchronous wheels and second bevel gears are mounted on the first rotating shafts; and second synchronous wheels are mounted on the two second rotating shafts. The coal screening device is skillful in structure, and is provided with a rolling screening drum for multiple times of repeated screening on moving coals to achieve thorough screening; and in the rotating process of the screening drum, a mounting column and a poking rod are oppositely rotated to poke the coals and to drive the coals to move, so that the coal falling is accelerated, the coal screening efficiency is improved, the secondary screening is prevented, and the workload is reduced.