71results about How to "Avoid random shaking" patented technology

The invention relates to a robot for wall spraying and cleaning. The robot is structurally formed by connecting a base control robot and an operation robot by a cable, and a winch on the base controlrobot controls the operation robot to move in the position of a wall by a cable through a telescopic lifting bracket; and according to a sensor and machine vision detection on a spraying roller, and after an area to be constructed is sprayed by a nozzle mounted on the spraying roller, the operation robot completes the construction of the targeted area. The high-altitude working environment of thebuilding is poor, and the risk of workers is high, so that the competitiveness of enterprises is reduced; meanwhile, application robots in the field of building construction intelligent machines are fewer, so that the robots that can work on the outer wall of the high-rise building are all fixed by adsorption or electromagnetism, and the reliability is low; the robots using the electromagnetic fixation is difficult to be applied in the production operation because fixed tracks are difficult to mount due to the high floor; and accordingly a new solution is provided.

The invention discloses a fabricated building construction device, and belongs to the technical field of building construction. The fabricated building construction device comprises a working plate, idler wheels are connected to the bottom wall of the working plate, a cavity is dug in the working plate, a motor is connected to the inner wall of the cavity, the output end of the motor penetrates through the working plate and is connected with a rotating shaft, the end, away from the motor, of the rotating shaft is connected with a first screw rod, a threaded pipe is in threaded connection withthe first screw rod, sliding grooves are formed in the outer walls of the two sides of the working plate, sliding blocks are slidably connected to the inner walls of the sliding grooves, first U-shaped plates and second U-shaped plates are connected to the sliding blocks and the outer walls of the threaded pipes correspondingly, connecting plates are connected between the first U-shaped plates andthe second U-shaped plates, fixing plates are fixedly connected to the tops of the threaded pipes, and straight rods are connected to the top outer walls of the fixing plates. The rotating angle of an extrusion plate can be greatly adjusted, so that the extrusion plate is suitable for supporting a fabricated wallboard perpendicular to the ground and other wallboard placement angles, and the practicability and applicability of the device are greatly improved.

The invention relates to an inspecting device for an ophthalmology department, in particular to an adjustable inspecting device for the ophthalmology department. The adjustable inspecting device for the ophthalmology department achieves the technical purposes that the structure is flexible, regulation can be performed, the using requirement of different workers can be met, and burdens of medical workers and patients can be relieved. According to the technical scheme, the adjustable inspecting device for the ophthalmology department comprises a base, a large fixing plate, a first lifting plate,a second lifting plate, a bed plate, a rotating shaft, a worm gear, a worm, a long connecting shaft, a first bearing pedestal, a second bearing pedestal and the like; the large fixing plate is connected to the top of the base. The adjustable inspecting device for the ophthalmology department is flexible in structure, can be adjusted, can meet the using requirements of different workers, can relieve burdens of medical workers and patients, and is capable of performing examination and treatment on patients conveniently, safe and reliable in performance, convenient to use, easy to maintain and low in maintenance cost.

The invention relates to the technical field of welding, in particular to an automatic projection welding process method of a robot. The method includes the following steps of firstly, putting a workpiece on a workpiece clamp of a workpiece fine positioning material box trolley manually; secondly, putting the fine positioning material box trolley into a material box positioning mechanism manually,and controlling the material box positioning mechanism by a PLC to lock the workpiece clamp; thirdly, grabbing the workpiece on the workpiece clamp by a grabber on the robot, and putting the workpiece on an automatic projection welding positioning mechanism; fourthly, conveying a standard workpiece to the welding position of an automatic projection welding machine by a standard workpiece conveyer; fifthly, making an upper electrode of the automatic projection welding machine press down to press tightly the workpiece and the standard workpiece for power-on welding, and combining the projectionwelding standard workpiece and a plate piece into a whole; and sixthly, moving the workpiece obtained after projection welding onto a self-start type conveying belt by the robot, and conveying the workpiece into a material box through the self-start type conveying belt. The process method is precise in positioning, stable in welding quality and high in automatic degree and production efficiency.

The invention provides a pull-retractable connector. The pull-retractable connector comprises a connector body and a connecting rod group consisting of at least two stages of connecting rods in a hinged manner in sequence; the connecting rods at the two ends of the connecting rod group comprise a first-stage connecting rod and a final-stage connecting rod; and the free end of the first-stage connecting rod is used for being connected with a base body while the free end of the final-stage connecting rod is hinged with the connector body. The connector body is connected through the connecting rods, so that the position of the connector body can be kept to a certain degree to avoid the free shaking of the connector body to prevent the connector body from being damaged due to collision with other parts, so that the service life of the connector is prolonged.

The invention relates to an injection device, in particular to a soil conditioner injection device for ecological garden engineering. The soil conditioner injection device for ecological garden engineering is capable of automatically discharging and stirring and convenient to operate. The soil conditioner injection device for ecological garden engineering comprises wheels, first rotating shafts and first supports, the two first rotating shafts are rotationally connected between the lower portions of the two first supports, the two first rotating shafts are each provided with two wheels, a drilling mechanism is arranged on the first supports, and a discharging mechanism is arranged on the drilling mechanism. According to the device, a pushing mechanism is arranged, the drilling mechanism operates to drive the pushing mechanism to operate, then the discharging mechanism operates, and a modifier in the drilling mechanism flows into soil, so that the purpose of automatic discharging is achieved. A pulling mechanism is arranged, the pulling mechanism operates to uniformly stir the modifier in the drilling mechanism, and therefore the purpose of automatic stirring is achieved.

The invention discloses raw material grinding equipment for solid beverage production. The raw material grinding equipment comprises a supporting plate and the like. A containing cup is matched with the middle of the upper portion of the supporting plate through threads, the middle of the upper portion of the supporting plate is covered with a shell, the containing cup is located in the shell, a driving mechanism is arranged on the rear side of the upper portion in the shell, and a lifting mechanism is arranged between the middle of the upper portion in the shell and the driving mechanism. The raw material grinding equipment for solid beverage production has the advantages that the shell is stable, the shell is prevented from shaking randomly in the grinding process, the equipment is easily fixed to the edge of a table, the portability of the equipment is embodied, and the equipment is more easily unlocked.

The invention discloses an automatic laminating device for a viscous solar battery welding strip. The automatic laminating device comprises a rack and a viscous solar battery welding strip pasting mechanism, wherein the mechanism is arranged on the rack and comprises a pressing assembly, a cutting assembly and a positioning assembly; the pressing assembly comprises a pinch roller and a first driver; the first driver is connected with the pinch roller; the first driver is used for driving the pinch roller to be pressed against the viscous solar battery welding strip and to be attached to a solar battery; the cutting assembly is arranged at one side of the pressing assembly; the cutting assembly comprises a cutter and a second driver; the second driver is connected with the cutter; the second driver is used for driving the cutter to cut off the viscous solar battery welding strip; the positioning assembly is arranged at the lower part of the cutting assembly and comprises a telescopic rod and a third driver; the third driver is connected with the telescopic rod; and the third driver is used for driving the telescopic rod to extend outside to paste the end part of the viscous solar battery welding strip.

The invention discloses a honey jar simple loading device. The honey jar simple loading device comprises a loading baseboard, an adjusting bolt, a blocking plate and a fixing block which is connectedto the loading baseboard, idler wheels are arranged on the lower end face of the loading baseboard, fixing plates are arranged at the two sides of the upper end face of the loading baseboard respectively, first supporting rods are connected to the side walls of the fixing plates and are perpendicularly connected with second supporting rods, first threaded holes are formed in the upper portions ofthe second supporting rods, one end of the adjusting bolt penetrates through the first threaded holes in the second supporting rods and are connected with a locating clamping plate, an arc locating groove is formed in the locating clamping plate, a second threaded hole is formed in the fixing block, an adjusting screw penetrates through the second threaded hole, one end of the adjusting screw is connected with a rotary handle, the other end of the adjusting screw is connected with a push plate, a blocking plate groove is formed in the side, opposite to the fixing block, of the upper end face of the loading baseboard, and the blocking plate is arranged in the blocking plate groove. The honey jar simple loading device is easy to use, convenient to manufacture and low in manufacturing cost.

The invention discloses a warehouse stacking machine for logistics, which comprises a supporting base, a first servo motor, a driving motor, a traction steel cable and a second servo motor, wherein a fixing cylinder is mounted in the supporting base; the driving motor is mounted in the middle of the supporting base; supporting wheels are connected to the lower portions of the left end and the right end of a mounting base correspondingly; and the second servo motor is mounted in the rear end of a receiving box. According to the warehouse stacking machine for logistics, positioning is convenient after the warehouse stacking machine moves to a designated position, the situation that work is affected due to displacement of the warehouse stacking machine in the stacking process is avoided, synchronous adjustment and control of the warehouse stacking machine are facilitated, and operation and use of the warehouse stacking machine are facilitated; moreover, the warehouse stacking machine has a manual monitoring function, so that parcels are prevented from rapidly falling off due to machine faults, and potential safety hazards can be eliminated; a rope wheel system of the warehouse stacking machine is provided with a lubricating structure, so that in the long-term use process, the abrasion degree of the rope wheel system can be reduced; and meanwhile in the lifting process, parcels are not prone to shaking optionally.

The invention discloses an electrical cabinet base with a damping function, and relates to the technical field of electrical equipment. An electrical cabinet is included; a fixing mechanism is arranged at the bottom of the electrical cabinet; a supporting and damping mechanism is arranged at the bottom of the fixing mechanism; and the supporting and damping mechanism internally comprises a cylindrical block, a T-shaped rod, circular supporting rods, a circular fixing plate and a stress plate. Through the fixing mechanism, a square plate is rotated outwards by hands, then the circular connecting rods move outwards through threads and drive first fixing plates to move together during movement, and at the moment, a fixing rod and a clamping mechanism can be pushed by a first limiting rod and move outwards. The electrical cabinet base can be adjusted according to the size of the electrical cabinet, and the situation that one electrical cabinet needs one base with a corresponding size is avoided. Fixing is carried out through four corners, the fixing effect is improved to the maximum extent, and overall shaking generated in the electrical cabinet during working is also avoided.

The invention relates to the technical field of gypsum board production, and discloses a drying device for a gypsum board production line. The drying device comprises a shell, a control box is fixedlyinstalled on the left side of the shell, a feeding frame is fixedly installed on the left side of the shell, a feeding roller conveyor belt is fixedly installed at the top of the feeding frame, guiderollers are movably installed on the left side and the right side of the shell, an observation plate is inlaid in the back of the shell, a heat insulation plate is fixedly installed in the shell, four threaded rods are movably installed in the shell, the four threaded rods are located at the four corners of the top of the heat insulation plate correspondingly, two first motors are fixedly installed at the bottom of the heat insulation plate, and output shafts of the two first motors are fixedly connected with the two threaded rods on the front face correspondingly. According to the drying device for the gypsum board production line, it can be guaranteed that gypsum boards are dried for enough time, subsequent entering of the gypsum boards is not affected, the drying effect of the gypsum boards is guaranteed, and use by a user is more convenient.

The invention relates to the technical field of cradle steering of baby strollers, in particular to a baby stroller capable of facilitating cradle steering. The baby stroller comprises a frame body, a pushing rod is located on the upper side of a transmission rod, a pushing handle arranged in the front-rear direction is arranged at the upper end of the pushing rod, a stopping rod is connected to the left end of the pushing rod in a hinged mode, the stopping rod abuts against a rotating disc, the stopping rod is connected with the pushing rod through a torsional spring, a pulling rope is connected to the left end of the stopping rod, and the other end of the pulling rope is fixed to the upper side of the left end of the pushing rod. The pulling rope is upwards pulled, the stopping rod is raised, the rotating disc is driven to rotate by stepping pedals through the foot, the rotating disc drives the transmission rod to rotate, the transmission rod drives a driving bevel gear and thus drives a driven bevel gear, a rotating rod is driven to rotate, in this way, a cradle can be rotated, the facing direction of the cradle is changed, family members conveniently communicate with a baby, using is more convenient, the pulling rope is loosened, under the effect of the torsional spring, the stopping rod is clamped between the two adjacent pedals, thus the rotating disc is stopped from rotating, the cradle is prevented from shaking at will, and using is facilitated.

The invention discloses a grabbing-bucket bridge crane. The grabbing-bucket bridge crane comprises a box bridge frame, trolley traveling mechanisms, a crab and a grabbing bucket, wherein fixing frames are mounted at two ends of the box bridge frame; the box bridge frame is transversely and horizontally erected at the upper ends of the fixing frames; the trolley traveling mechanisms are arranged on the fixing frames; a crab traveling track is arranged on the box bridge frame; the crab is glidingly connected to the crab traveling track; a grabbing bucket driver is arranged on the crab; a steel wire lifting rope is guided out of the lower end of the grabbing bucket driver; the grabbing bucket is connected to the lower end of the steel wire lifting rope; a cover plate is mounted at the upper end of the grabbing bucket; and the steel wire lifting rope is positioned in the center of the cover plate. Therefore, the grabbing-bucket bridge crane is capable of carrying granular materials such as ores, cokes, coal, gravel and the like indoors or outdoors; and the cover plate is mounted at the upper end of the grabbing bucket, so that the function of fixing the steel wire lifting rope can be achieved and the dust can be prevented.

The invention relates to the technical field of tissue processing, and discloses a film discharging mechanism for tissue processing. The film discharging mechanism comprises a base, a first supporting plate is fixedly connected to the left side of the top of the base, a second supporting plate is arranged on the right side of the top of the base, and connecting columns are arranged at the tops of the opposite sides of the first supporting plate and the second supporting plate. According to the film discharging mechanism for tissue processing, a bearing plate is driven by a hydraulic telescopic rod to move upwards till the middle of a plastic film roll corresponds to the connecting columns, then the connecting column on the left side is manually inserted into the middle of the plastic film roll, at the moment, an L-shaped inserting plate is lifted upwards to be separated from the interior of a fixing groove, then the second supporting plate is moved leftwards, random shaking in the using process is avoided, and therefore the plastic film roll is fixed through the two connecting columns, then the bearing plate is driven to return to the original position through the hydraulic telescopic rod, and therefore the labor cost is greatly reduced, and the aims of being convenient to use and higher in working efficiency are achieved.

The invention discloses a paper box of a shoe box. The paper box comprises a box body and a cover body connected with one side of the box body. Two suspension bags made of non-woven fabrics which are parallel arranged in the width direction of the cover body are suspended on the inner side face, facing the box body, of the cover body. One end of each of the suspension bags is fixed on the inner side face of the cover body, and the other end is detachably connected with the inner side face of the cover body. A buffering pad is arranged on the peripheral side of the box body in the box body. The paper box is novel and simple in structure and convenient to carry, cost is reduced, shoes are protected against abrasion, and the shoe box has an excellent application prospect.

The invention relates to the technical field of lithium batteries, specifically to a power lithium battery heat dissipation mechanism, which comprises a shell, wherein a lithium battery holder is arranged in the inner cavity of the shell, an air permeable hole is formed in the lithium battery holder, an electric push rod is arranged at the bottom of the lithium battery holder, a spring buffer device is arranged at the bottom of the inner cavity of the lithium battery holder, a lithium battery body is arranged at the top of the spring buffer device, the lithium battery body is positioned in theinner cavity of the lithium battery holder, a heat dissipation water plate is arranged at the top of the inner cavity of the shell, the water drainage pipe of a first water pump communicates with oneend of the top of the heat dissipation water plate, the water suction pipe of the first water pump communicates with a first water pipe, the first water pipe is communicated with a water tank, the top of the other end of the heat dissipation water plate communicates with the water suction pipe of a second water pump, the water drainage pipe of a second water pump communicates with a second waterpipe, the second water pipe is communicated with the water tank, a ventilating fan is arranged on the side face of the inner cavity of the shell, cooling fins are arranged at the exhaust end of the ventilating fan, and the cooling fins are embedded in the side face of the shell. According to the invention, the heat dissipation effect is good, and the situation that the lithium battery body shakesand is damaged in the shell can be avoided.

The invention provides a pipeline positioning device. The pipeline positioning device comprises a mounting base, a fixing assembly, a guiding assembly, a pin rod and a hoop structure; the fixing assembly and the guiding assembly are both connected between the hoop structure and the mounting base, the fixing assembly comprises a fixing pipe, a fixing rod and a first limiting sliding block, the first limiting sliding block is in sliding connection with the fixing pipe, one end of the fixing rod is connected with the first limiting sliding block, a plurality of inserting grooves are formed in thefixing rod at intervals in the axial direction of the fixing rod, an inserting hole is formed in the upper end of the fixing pipe, and the pin rod is inserted into the inserting groove through the inserting hole. According to the pipeline positioning device, the inserting hole is formed in the fixing pipe, the inserting grooves with different heights are formed in the fixing rod, the pin rod is inserted into the different inserting grooves through the inserting hole so that the position of a pipeline can be adjusted, meanwhile, the hoop structure is guided through the guiding assembly, and deviation of the hoop structure in the pipeline position adjusting process is avoided, so that the working efficiency of drainage pipeline construction can be improved, and pipeline positioning is moreaccurate and more stable.

The invention discloses a steel bar machining bending mechanism with a gravity pressurizing mechanism, and belongs to a steel bar bending device. The steel bar machining bending mechanism comprises abottom plate, a shell and side plates; the left and right sides of the upper surface of the bottom plate are fixedly connected with the shell through the side plates; driving mechanisms are fixedly mounted on the left and right side surfaces of the shell; one end of each of the driving mechanisms penetrates through a limiting hole formed in one side face of the shell and extends into the shell tobe fixedly connected with the upper surface of a supporting plate; and the outer surface of the supporting plate fits inner wall of the shell. According to the steel bar machining bending mechanism, by arranging an extrusion mechanism, when a hydraulic cylinder in the extrusion mechanism works, a third triangular block can be extruded, a fourth triangular block can be extruded by the third triangular block, a third sliding block can be extruded by the fourth triangular block, a second triangular block can be extruded by the supporting plate through a first triangular block, and an extrusion wheel is pushed by the second triangular block to move forwards, so that the pressure of the extrusion wheel to the steel bar body is increased, the pressure is increased under the action of gravity, the burden on the hydraulic cylinder is reduced, and meanwhile the extrusion effect is better.

The invention discloses a mobile-type sprinkler irrigation device for farmland water conservancy. The mobile-type sprinkler irrigation device comprises a bottom plate, a water tank is fixedly connected to the midpoint of the top of the bottom plate, a water injection opening is formed in the left side of the top of the water tank, a supporting rotating shaft is fixedly connected to the right sideof the top of the water tank, and a supporting plate is arranged at the top of the supporting rotating shaft. Through the mutual cooperation of the water tank, the supporting rotating shaft, the supporting plate, a rolling bearing, a first gear, a first forward and backward motor, a first forward and backward rotating shaft, a second gear, a fixed plate, a fixed shaft, a swing rod, a fixed block,a spray pipe, a spray head, a water pump, a water inlet pipe, a water outlet pipe, a hose, a half ring, a through opening, a second forward and backward motor, a second forward and backward rotating shaft, a reel and a nylon rope, the effect of high irrigation efficiency is achieved, and the spray angle of the spray head can be arbitrarily adjusted, the operation is simple, time and effort are saved, the labor intensity of a user is reduced, and the practicability of the sprinkler irrigation device is improved.

The invention relates to the field of crankshaft stacking equipment, and specifically relates to a crankshaft placing rack. The crankshaft placing rack comprises a base, wherein two rows of vertical mounting racks which are parallel to each other are arranged on the base; clamping grooves are uniformly formed in the mounting racks along the vertical direction, and the distance from the upper clamping groove to the lower clamping groove exceeds the length of a crankshaft; the clamping grooves in the two mounting racks are corresponding to each other, and horizontally-positioned suspension beams are arranged in every two corresponding clamping grooves; mounting holes, comprising a feeding hole and a suspension hole which communicate with each other, are formed in the suspension beams; a plurality of hole channels with corners are arranged between the corresponding feeding hole and the corresponding suspension hole. The crankshaft placing rack has the advantages that a plurality of crankshafts can be synchronously suspended; each suspended crankshaft can be relatively positioned, so that the crankshafts cannot collide with each other; a suspension manner is adopted and enables convenient picking and placing and facilitates the operation of workers; the whole placing rack is simple in structure, and low in cost, and applicable to the placing and transferring of the crankshafts in each workshop.

The invention belongs to the technical field of medical instruments, and particularly relates to a pediatric special surgical treatment table capable of preventing children from swaying at will. The table includes an operating table, a hydraulic cylinder is connected to center of the lower end of the operating table and a piston rod of the hydraulic cylinder is fixedly connected to a bottom wall of the operating table, a first mounting plate is fixedly connected to the rear side wall of the operating table, the first mounting plate is provided with a rectangular opening which is up-down connected, a sliding bar fixedly connects the left and right inner walls of the rectangular opening, two slide blocks are slidably connected to the sliding bar, a first groove is arranged on the upper end of each slide block, and a constraint mechanism is mounted in the first groove; and a head stabilizing mechanism is mounted in a gantry bracket, a second groove is arranged on the right side of the upper end of the operating table, and the second groove is internally provided with a foot fixing mechanism. The advantages of the table are that the table realizes the fixation of the whole body of a child during the operation and ensures the stability of the operation.

The invention discloses a stripping device for catalyst forming. The stripping device comprises a bottom plate. A fixing seat is fixedly connected to the left side of the top of the bottom plate. A top plate is fixedly connected to the top of the right side of the fixing seat. An air cylinder is fixedly connected to the right side of the top of the top plate. The bottom of the output end of the air cylinder penetrates through the top plate, extends out of the top plate, and is fixedly connected with an extruding block. Through cooperation of a partitioning plate, an inserting opening, supporting plates, an inserting rod, a material groove, supporting plates, sliding rods, baffles, sliding plates, supporting springs, connecting blocks, clamping blocks, clamping grooves, semicircle rings, first rolling bearings, a driven rotating shaft, a roller, pulleys, nylon cords, a driving rotating shaft, a driving bevel gear, a rotating handle, and a driven bevel gear, the effect of facilitating the material groove is achieved. Operation is simple, time and labor are saved, labor intensity of workers is effectively lowered, normal application of the stripping device is guaranteed, and practicability of the stripping device is improved.

The invention discloses vehicle-mounted Beidou equipment with an anti-interference function. The equipment comprises a fixing block, a first cavity and a second cavity are formed in the fixing block,the first cavity and the second cavity are formed horizontally, openings are formed in the upper ends of the first cavity and the second cavity respectively, the bottom of the first cavity is fixedlyconnected with a buffering mechanism, a Beidou terminal is arranged in the first cavity, the lower end of the Beidou terminal is fixedly connected with the upper end of the buffering mechanism, a through hole is communicated with two first threaded holes, a same locking part penetrates the through hole and the two first threaded holes, a satellite receiver is arranged in the second cavity, the lower end of the satellite receiver is fixedly connected with the upper end of a second supporting column, a wiring hole communicated with the first cavity is formed in the inner wall of the end, close to the first cavity, of the second cavity, and multiple fixing mechanisms are fixedly connected with the lower end of the fixing block. By means of the equipment, the effect of the anti-interference capability of the Beidou terminal is conveniently improved, and meanwhile, Beidou terminal equipment can be protected.

The invention provides a civil engineering construction waste treatment device. The civil engineering construction waste treatment device comprises a crushing module and a discharging auxiliary modulematched with the crushing module, wherein the crushing module comprises a box body, a cover body arranged at the top of the box body, a feeding hopper arranged on the cover body, a dust cover arranged on the cover body and matched with the feeding hopper, a feeding through hole formed in the dust cover and matched with the feeding hopper, a first control valve arranged on the inner side wall of the feeding through hole, and a crushing unit arranged in the box body, a discharging barrel arranged at the bottom of the box body, and supporting legs arranged at the bottom of the box body. According to the civil engineering construction waste treatment device, building materials can be efficiently crushed, the crushed materials can further be conveniently and rapidly transferred to a place awayfrom the waste treatment device, and in the waste receiving process, the waste can be dispersed to each position in a carriage without adjusting the position of a vehicle.

The invention discloses a method for testing blue light of a mobile phone. According to the invention, the average brightness in the effective view field angle center f is firstly tested, the opticalenergy received by the diaphragm aperture D limit value is limited by the aperture F, and finally the optical energy is received by the integrating sphere. The testing system can meet the following requirements: (1) a light source is imaged on a detector; (2) a circular view field diaphragm is arranged, and an angle range with the average view field as the center f is formed; (3) a circular entrance pupil is provided, and the circular entrance pupil is the same as an average diaphragm in irradiance measurement; for a small angle, the relation between the diameter of a detector in the imaging system and the focal length is d = aH, and therefore a measuring system schematic diagram of blue light is obtained; then, the blue light hazard characteristic of a certain light source can be measuredand evaluated by taking the light source as a core; by combining a professional detection instrument for blue light harm, the purpose of evaluating the blue light harm condition at any position is achieved, so that the test effect is more accurate, and the operation of people is simpler and more convenient.

The invention relates to the technical field of color emboss shaping, in particular to a multifunctional color emboss shaping tool. The multifunctional color emboss shaping tool comprises a knife handle, wherein a notch is vertically formed in the side wall of one end of the knife handle; a rotary knob is movably arranged in the notch; an inserting hole is vertically formed in the end surface of one end, close to the notch, of the knife handle; a threaded rod is inserted in the inserting hole; one end of the threaded rod is in threaded connection with the interior of the rotary knob by forminga screw hole; a casing pipe is arranged on the end surface of one end, close to the threaded rod, of the knife handle in the coaxial line; the cross section of the interior of one end, far away fromthe knife handle, of the casing pipe is wedge-shaped; a rotating pipe is adhered to the interior of the casing pipe through an adhesive; an O-shaped ring is arranged between the middle part of the rotating pipe and the inner wall of the casing pipe; limited steel balls are symmetrically arranged at the two sides of one end, far away from the knife handle, of the rotating pipe; and one end, far away from the knife handle, of the threaded rod extends to space between the limited steel balls. The threaded rod can be driven to rotate by rotating the rotary knob, so that a non-slip mat is clung toa shaping blade and prevents the shaping blade from shaking randomly.

The invention discloses a flood prevention device, and relates to the technical field of flood prevention devices. The flood prevention device comprises a plurality of box body units which are transversely and longitudinally arranged, each box body unit is of a hollow structure, a water inlet is formed in the upper end of each box body unit, a flow guide pipe is arranged at the lower end of each box body unit, and flow guide pipes communicate with the interiors of the box body units; a limiting groove is formed in the outer wall of one side of each box body unit, a limiting protrusion matched with the limiting groove is arranged on the other side of each box body unit, an overflowing opening is formed in the side wall of each box body unit, a baffle capable of moving in a lifting mode is arranged in each box body unit, and each baffle can block the corresponding overflowing opening. According to the flood prevention device, the flood prevention device is composed of the multiple box body units, the weight of each box body unit is lighter than that of a sandbag, and carrying is convenient; the integrality formed by splicing is high, and water retaining and flood prevention can be effectively achieved.