171results about How to "Increase swing" patented technology

The invention discloses a Parkinson's disease patient gait rehabilitation training device, and relates to the Parkinson's disease field, the Parkinson's disease patient gait rehabilitation training device comprises an auxiliary walking device and a stepping guiding device.The auxiliary walking device comprises a base plate, a sliding rail frame arranged on the base plate, and a driving shaft rod with the bottom end rotationally connected with the base plate and the top end connected with the bottom of one end of the sliding rail frame; the sliding frame is connected with the sliding rail frame through a fixed-distance driving component, the top of the n-shaped plate is connected with the sliding frame, the n-shaped plate is located on the lower portion of the sliding rail frame, the two lifting components are symmetrically arranged on the two sides of the n-shaped plate, and the positioning ring is arranged at the execution ends of the lifting components and located on the lower portion of the n-shaped plate. And an auxiliary stepping device is arranged in the positioning ring. According to the training device, proper training intensity can be conveniently set according to the gait of a patient.

The monitoring tower comprises a pouring base, an equipment storage cabinet, a solar panel and a lightning rod, first supporting frame rods are arranged at the four corners of the upper portion of the pouring base in a pouring mode, and supporting cross rods are fixed between every two adjacent first supporting frame rods. A cross-shaped supporting rod connected with the first supporting frame rod is fixed to the middle of the supporting transverse rod, the upper portion of the first supporting frame rod is connected with a second supporting frame rod through a connecting clamping piece, and the surface of the connecting clamping piece is fixedly connected with the first supporting frame rod and the second supporting frame rod through fastening bolts. Two adjacent sets of second supporting frame rods are connected through connecting clamping pieces and fastening bolts, a supporting table top is fixed to the tops of the second supporting frame rods, and a protective fence is fixed to the side of the upper portion of the supporting table top. According to the monitoring tower, by arranging the protective vertical rods and the protective transverse rods on the outer side of the crawling ladder, the exterior of the crawling ladder can be protected; the use safety of the crawling ladder is improved, and accidents are reduced.

The invention discloses a wastewater treatment device which comprises a box body unit, the box body unit comprises a treatment box and a flow guide frame matched with the treatment box, and a drainage pipe is fixedly installed at the bottom end of the flow guide frame. Wastewater enters the treatment box through a water inlet pipe, drives a water wheel to rotate firstly, then falls to a filter screen to be filtered and then is discharged; the gear and the toothed plate drive the filter screen to swing, so that wastewater is uniformly distributed, the filtering area is increased, filtering is accelerated, the adjusting structure controls the filter screen to improve swinging of the filter screen, the filtering effect of the filter screen is improved, meanwhile, force generated by swinging of the filter screen can remove impurities in filter holes, blockage is prevented, and the service life of the filter screen is prolonged; the driving structure drives the filter screen to rotate, the scraping structure removes impurities, the filter screen flaps the scraping structure when swinging, the impurities fall off, the cleaning effect is enhanced, the falling impurities fall into the collecting box through the material guiding base, and the connecting shaft rotates to drive the spiral blade to push the impurities to the material guiding opening to be discharged.

The utility model discloses a swinging rigid separation frame which comprises a cable clamp, a connecting rod and a connecting rod, the separation frame assembly comprises a rotating shaft, a locking piece, a knuckle bearing and two arch-shaped frames, each arch-shaped frame is provided with at least two free arms connected at one end, rotating holes are formed in the positions, connected with the free arms, of the arch-shaped frames, the two arch-shaped frames are arranged back to back in the mode that the free arms face outwards, and the two ends of the rotating shaft are inserted into the rotating holes of the two arch-shaped frames respectively; the rotating shaft is rotationally matched with the rotating hole, locking pieces are arranged at the two ends of the rotating shaft, and knuckle bearings are arranged between the locking pieces and the arch-shaped frame; wherein the free end of the free arm is provided with a cable clamp. Multi-dimensional damping is provided for the inhaul cable, the frequency of the inhaul cable is adjusted, and shock absorption and vibration suppression are conducted on the cable net.

The invention discloses special drying equipment for pilose antler mushrooms and a drying method. The special drying equipment comprises a shell, a plurality of containing frames are arranged in the shell, a rotating assembly is arranged on one side of each containing frame, a vibration assembly is arranged on the other side of each containing frame, and a stirring assembly and a cleaning assembly are arranged on each containing frame. The device has the beneficial effects that pumped hot air serves as power, so that the vibration assembly drives one end of the containing frame to intermittently ascend and descend so as to clean impurities; under the driving of the hot air, the stirring assembly stirs the pilose antler mushrooms in the drying process, so that the pilose antler mushrooms can be dried by the hot air; and meanwhile, under the driving of hot air, the cleaning assembly can be used for stirring and overturning the pilose antler mushrooms in the placing frame and cleaning impurities adhered to the surfaces of the pilose antler mushrooms at the same time.

The utility model relates to the technical field of showing stands, and provides a project cost drawing showing stand which comprises a base, a support and a drawing showing board. The support is vertically arranged on the base in a supported mode, the drawing display board is connected to the support, a flashing board is further arranged on the top of the support in a supported mode, the flashing board is located above the drawing display board and arranged opposite to the drawing display board, and the projection of the flashing board on the horizontal plane covers the projection of the drawing display board on the horizontal plane; a plurality of universal wheels are installed at the bottom of the base, and a plurality of balancing weights are further arranged on the base. The drawing has the effect of reducing the abrasion of the drawing while the drawing is conveniently used on a construction site.

The invention discloses a puncture device based on ultrasonic guidance, and provides the following scheme that the puncture device comprises two mounting rods, the two mounting rods are each provided with a supporting block, the two supporting blocks are jointly provided with a placement frame, one side of the placement frame is provided with an adjusting mechanism, and the adjusting mechanism is provided with a puncture mechanism; by arranging the puncture mechanism, after a connecting plate is adjusted, a flexible rod can be held and bent, a butt joint block and a placement frame can be conveniently driven to move together, then a second lead screw is driven to rotate through a rotating wheel, then the second lead screw drives a moving block to move in the placement frame, a puncture needle is driven to move together, and a dial is matched, so that the puncture effect is improved. The inserting needle can conveniently extend out of the placement frame by a proper length, and then the angle of the puncture needle is adjusted through the steering ball, so that the puncture angle and the puncture depth can be properly adjusted at any time to meet the requirements of different affected parts of a patient, and meanwhile, puncture assemblies of various specifications do not need to be prepared.

The invention discloses a variable-airflow-protection gas nozzle device and a method for repairing a turbine blade through wire precise laser welding by using the variable-airflow-protection gas nozzle device, and belongs to the technical field of laser welding repairing of aero-engines and gas turbine blades. The problems that in an existing turbine blade laser welding repairing process, protection cannot be achieved at the same time, operation is easy, the welding process is monitored, oxidation of molten metal, pollution of metal steam and molten drop splashing are restrained, and irregular multi-profile laser welding quality protection cannot be achieved are solved. The device is composed of two arc-shaped columnar shells, a protective airflow net and a sealing cover, a first cavity, a second cavity and a third cavity are formed, and a plurality of gas outlets are formed in the protective airflow net; the method comprises the following steps: 1, clamping and setting; 2, symmetrically fixing the two sides of the blade clamp; and thirdly, wire precise laser welding repair is conducted under a protective gas hood. The invention relates to a gas nozzle device for variable gas flow protection and a method for repairing a turbine blade by using the gas nozzle device for wire precision laser welding.

The utility model discloses a toggle structure and quick wiring mechanism, including deflector rod, button, button clamping hook and elastic component, the deflector rod is provided with button holding cavity, button via hole and clamping hook sliding hole, the button is arranged in the button holding cavity, the end portion of the button extends out of the button via hole, and the elastic component is arranged in the button clamping hook sliding hole. The key clamping hook is connected with the key and extends out of the clamping hook sliding hole; and a distance is formed between the driving lever and the clamping hook sliding hole, so that the key and the key clamping hook can swing relative to the driving lever. According to the utility model, when the button clamping hook is clamped with the buckle on the shell, the driving lever is rotated, when the button clamping hook is in contact with the buckle on the shell, the driving lever swings under the acting force of the buckle on the shell, and the driving lever downwards extrudes the elastic assembly when swinging, so that the button clamping hook is clamped with the buckle on the shell; therefore, the button clamping hook can be automatically clamped on the shell buckle only under the condition that the deflector rod is swung, the button does not need to be pressed by a hand, and the steps of manual operation are reduced.

The invention discloses a wearable sputum excretion machine and a use method thereof. A back plate is arranged on one side of the main machine, back plate buffering foam is arranged at the end, opposite to the main machine, of the back plate, a connecting belt is arranged at one end of the back plate buffering foam, a front plate is arranged on one side of the connecting belt, and front plate buffering foam is arranged on one side of the front plate. The two layers of structures of the vibrating vest act together, vibration is transmitted to the chest or the back of a patient, sputum is loosened through vibration of a specific frequency, and sputum discharge is promoted. Meanwhile, the design of the vest can ensure uniform distribution of vibration and improve the sputum excretion effect. The main function of the connecting belt is to fix the vibrating vest on the body of a patient, and the device is ensured not to slip or shift in the using process.

The invention provides a waist and hip assembly and a humanoid robot. The waist and hip assembly comprises a barrel structure, a pitching motor, a supporting piece, a rolling motor and a yawing motor. The cylinder structure is provided with a first wiring channel; the pitching motor is accommodated in the barrel structure; the pitching motor is provided with a first axis inclined relative to the left-right direction and the front-back direction of the humanoid robot. An output shaft of the pitching motor is connected with the supporting piece and drives the supporting piece to rotate around the first axis. The supporting piece is provided with a first space, a second space, a second wiring channel and a third wiring channel, and the first wiring channel, the second wiring channel, the first space, the third wiring channel and the second space are communicated in sequence; the rolling motor is accommodated in the first space; the yaw motor is contained in the second space, and an output shaft of the roll motor is connected with the yaw motor. According to the waist and crotch assembly and the humanoid robot, the wire layout can be simplified, the wires are prevented from being exposed, the wire length is shortened, the wire design cost is reduced, and the wire layout attractiveness is improved.

The utility model discloses termite monitoring and killing device, including the casing, the casing is placed on the ground, still include: the four -sided of casing is equipped with through -hole, and the inside fixed of casing has the screen, and the top of screen is placed with the decoy, the inner wall of casing is equipped with infrared controller, and infrared controller is connected with the water pump on first water pipe, the water pump on second water pipe and motor through wiring harness setting, and the top fixed of casing has the storage box, the left end of storage box is connected with first water pipe, and the bottom of first water pipe stretches into the inside of casing and is connected with the spray head setting, and the rear end of storage box is connected with second water pipe. This termite monitoring and killing device is installed with second water pipe, and the used liquid medicine can be recycled through second water pipe, so as to achieve the purpose of recycling and reusing, thereby reducing the number of adding reagent, and then achieving the purpose of convenient to use.

The present invention belongs to the technical field of washing equipment, and specifically provides a shoe washing machine, which includes a containing member and a brush assembly, a fixing assembly and a connecting assembly arranged in the containing member, wherein the fixing assembly is used to fix the shoes, the brush assembly is used to brush the shoes, the fixing assembly is connected to the containing member through the connecting assembly, and the connecting assembly is arranged to allow the shoes to swing when the brush assembly brushes the shoes, thereby increasing the brushing area of ​​the shoes. Through such an arrangement, the shoes can have a certain moving space, so that the shoes can change their position within the brushing range of the brush assembly by swinging when being brushed, thereby increasing the brushing area of ​​the shoes, so that shoes of different sizes or styles can be reliably washed, improving the washing effect of the shoes, and improving the applicability of the shoe washing machine to a variety of shoes.

The utility model relates to the technical field of large plate ceramic tile carrying, and discloses a large plate ceramic tile carrying device which comprises a framework and a plurality of adsorption assemblies, the framework comprises main chord members transversely arranged side by side and auxiliary chord members longitudinally arranged side by side and connected to the main chord members, and the adsorption assemblies are detachably connected to the main chord members. Bent parts are arranged at the two ends of each auxiliary chord member, each bent part comprises an arc section, and the lowest point of each bent part is higher than the bottom of the corresponding adsorption assembly; after the plurality of adsorption assemblies tightly absorb the large-plate ceramic tiles, the arc sections at one ends of the auxiliary chord members are in contact with the ground to form fulcrums, and the framework is swung from a horizontal state to a vertical state. The bent parts are arranged at the two ends of the auxiliary chord member, each bent part comprises the arc section, after a large plate ceramic tile is tightly sucked, the arc section at one end of the auxiliary chord member makes contact with the ground to form a fulcrum, the framework can be easily swung to the vertical state from the horizontal state, and the arc sections are even in stress and not prone to damage.

The present invention provides an extrusion blow molding mold opening and closing device and an extrusion blow molding machine, belonging to the field of plastic processing technology. It solves the problem that the existing extrusion blow molding mold opening and closing device types are insufficient. The extrusion blow molding mold opening and closing device includes an opening and closing mold base, a sliding base and two opening and closing swing rods. The sliding base is connected to the opening and closing mold base through a first linear guide assembly, and a driving member connected to the sliding base is installed on the opening and closing mold base; the middle part of the opening and closing swing rod is connected to the sliding base, and a half mold mounting seat is installed at one end of the opening and closing swing rod. The half mold of the extrusion blow molding mold can be mounted on the half mold mounting seat, and the other end of the opening and closing swing rod is rotatably connected to the opening and closing mold base through a first rotating shaft; when the driving member drives the sliding base to move along the guiding direction of the first linear guide assembly, one end of the two opening and closing swing rods approaches or moves away from each other. The extrusion blow molding mold opening and closing device can increase the swing amplitude of the half mold mounting seat and increase the distance between the two half molds.

The utility model discloses a plunger pump combination device capable of achieving linear dosing, and relates to the technical field of tail gas treatment in the gold smelting industry, in particular to the plunger pump combination device capable of achieving linear dosing, which comprises a supporting plate and a spray head, and a plunger pump body, a liquid collecting bag, a first supporting rod and a second supporting rod are respectively installed on the top of the supporting plate. According to the plunger pump combination device capable of achieving linear drug delivery, through the arrangement of a cylinder, a round rod, a turbine, a disc, a first sliding block, a connecting rod and a cavity connector, the plunger pump combination device capable of achieving linear drug delivery has the effects that the spraying position of a spray head can be conveniently adjusted in a swinging mode when a drug is sprayed, and the spraying area is increased; and after the liquid collecting bag is added, the pressure is adjusted to be constant, a linear feeding mode is changed, feeding is more uniform and stable, the working condition of the tail gas denitration process is stabilized, and the purpose of improving practicability is achieved.

The present invention relates to the technical field of vegetation planting, and specifically to a vegetation restoration planting device for photovoltaic power stations in arid desert areas and a planting method thereof, comprising a vehicle frame and a mounting frame, wherein a planting mechanism is arranged at the front end of the mounting frame, wherein the planting mechanism comprises a driving mechanism and an excavating mechanism, wherein the driving mechanism comprises a slide rail fixedly connected to the mounting frame, wherein the front end of the slide rail is slidably connected to a slide plate, wherein the lower end of the slide plate is fixedly connected to a lower plate, wherein the excavating mechanism comprises a drill tube rotatably connected to the lower plate, wherein the lower end of the drill tube is rotatably connected to two groups of rotating shells, wherein a supporting shell is arranged on the inner side of the rotating shell, and the present invention can automatically drill holes in desert land and enable seedlings to fall into the drilled holes, thereby facilitating the planting of seedlings.

The invention relates to the field of ion beam polishing machines, the ion beam polishing machine can achieve large-angle multi-workpiece high-precision machining, the ion beam polishing machine comprises a main vacuum chamber and an auxiliary vacuum chamber, a workpiece clamping device, an ion source, a five-axis movement mechanism and a three-coordinate measuring head are arranged in the main vacuum chamber, a feeding mechanism is arranged in the auxiliary vacuum chamber, and the feeding mechanism comprises a workpiece feeding rotary disc and a feeding shaft. Five motion shafts are decomposed to two groups of independent motion modules, so that the coupling error caused by multi-shaft stacking is reduced, and the rigidity of the motion system is improved. The ion source is installed on one swing shaft, compared with a structural layout of installing the ion source on two swing shafts, the influence of angle coupling errors is reduced, and the pointing precision is improved. The A shaft and the B shaft can rotate within the range of plus or minus 90 degrees, the swing amplitude is large, and the large-angle machining requirement is met. The workpiece feeding rotary disc in the auxiliary vacuum chamber can store a plurality of workpieces, multi-workpiece transposition machining can be achieved, and automatic and efficient production is facilitated.

This utility model belongs to the field of injection molding material feeding technology and discloses a material feeding device for injection molds, including an injection tube, a feeding box connected to the injection tube, a crushing box installed at the top of the feeding box, a crushing mechanism installed inside the crushing box, a protective frame fixed to the inner wall of the feeding box, and a filter screen movably connected thereto. This utility model utilizes the upward movement of the telescopic end of an electric push rod to move a baffle plate together, releasing the obstruction of the feeding pipe, further causing the connecting rod to pull the filter screen upwards. The electric push rod can reciprocate to control the baffle plate to move up and down, facilitating the swinging of the filter screen and allowing the plastic to slide downwards. This allows the plastic accumulated on the filter screen to slide into the feeding pipe and finally into the feeding cylinder. Then, the operation of the motor drives the auger conveyor rod to rotate, conveying the plastic falling into the feeding cylinder upwards. Finally, the plastic is poured back into the space between the two crushing rollers through the discharge pipe for crushing.

The utility model relates to the technical field of spraying devices, in particular to a steel lining polytetrafluoroethylene tube surface spraying device with an adjustable spraying range, which comprises a fixed plate, a swing spraying assembly and a transverse moving assembly used for driving the swing spraying assembly to move, and the swing spraying assembly comprises a telescopic driving part, a swing plate, a sliding plate, a linkage plate and a spray head. The telescopic driving parts are rotationally connected with the fixed plate, output shafts of the telescopic driving parts are rotationally connected with the swing plate, the sliding plates are arranged on the fixed plate, the sliding plates can slide on the fixed plate, the swing plate is rotationally connected with the sliding plates, a linkage plate is connected to the swing plate, and a plurality of nozzles are installed on the linkage plate. And the transverse moving assembly comprises a rotary driving part, a transmission plate, a positioning shaft, an extension plate, a transmission shaft and a connecting shaft. The spraying device has the characteristics that the spraying position can be sprayed to different positions in a swinging manner, the surfaces of more pipes can be sprayed at the same time, the spraying range is widened, and the spraying effect is improved.

The utility model discloses a suspension type umbrella-shaped candle lamp. The suspension type umbrella-shaped candle lamp comprises a lamp holder and a lampshade arranged on the side portion of the lamp holder. A swing assembly is arranged in the lampshade, the side portion of the swing assembly is connected with the output end of the driving piece, a suspension assembly is further arranged on the side portion of the lampshade, and the suspension assembly is matched with the swing assembly through a connecting structure. The driving piece is suitable for driving the swing assembly to swing in a reciprocating mode so as to drive the suspension assembly to swing in a reciprocating mode. The lamp has the beneficial effects that the swing assembly and the suspension assembly are arranged in the lampshade, one end of the swing assembly is connected with the output end of the driving part, and the swing assembly and the suspension assembly are connected through the connecting structure; when swinging is conducted, the driving piece can drive the swinging assembly to conduct reciprocating swinging together, then the suspension assembly is driven to conduct stable reciprocating swinging along with the swinging assembly, stable swinging can be better conducted, the swinging effect is good, the structure is simple, and practicability is high.

The utility model relates to the technical field of compensators, and discloses a sleeve pup joint compensator which comprises a left connecting disc and a right connecting disc, an expansion joint body is arranged between the left connecting disc and the right connecting disc, two hinge frames are arranged on the right connecting disc, and positioning frames are arranged on the two hinge frames. The upper end face and the lower end face of the positioning frame are each provided with a limiting adjusting mechanism connected to the left connecting disc. The expansion joint is simple in structure and wide in applicability, the left connecting disc and the expansion joint body can conveniently swing up and down through the hinge frame and the positioning frame, swing in other ranges is limited, and the limiting adjusting mechanism arranged on the positioning frame is matched with the left connecting disc, so that the expansion joint is convenient to adjust. The compensator body can adapt to the relative displacement of the left connecting disc and the right connecting disc in the left-right direction and the front-back direction, so that the compensator body not only can perform displacement compensation in the axial direction, but also can provide additional flexibility in the circumferential direction and the transverse direction, and the more complex space displacement requirement is met.

The present invention provides an in-situ collection device for deep-sea microplastics and an integrated detection system thereof, and relates to the technical field of seawater microplastic detection devices. The in-situ collection device for deep-sea microplastics and an integrated detection system thereof include a housing and a fixed box, wherein the fixed box is fixedly connected to the top of the housing, the top of the fixed box is fixedly connected to a top plate, a plurality of filter cartridges are fixedly connected inside the housing, a plurality of filter cartridges are fixedly connected inside the water inlet pipe, a connecting plate is fixedly connected inside the housing, the water inlet pipe is connected to the connecting plate, a suction pump is fixedly connected inside the housing, and a filtered water volume detection device, a laser spectrum scanning device, a time series converter and a filter membrane are fixedly connected inside the housing. The in-situ collection device for deep-sea microplastics and an integrated detection system thereof are conducive to preventing the mixing of seawater samples, and blocking large debris to prevent damage to the device.

The invention relates to the technical field of dust suppression spraying devices, and discloses a novel power plant coal storage yard dust suppression spraying device which comprises an atomization ring pipe, a rubber water pipe and a mist expanding fan, a water inlet and a water outlet are formed in the two ends of the outer portion of the atomization ring pipe, and an inner ring pipe is arranged in the middle of the atomization ring pipe; a plurality of mounting cavities are formed in the bottom of the inner ring pipe and the bottom of the atomizing ring pipe, a plurality of nozzles are arranged at the bottom of the atomizing pipe, the top ends of the nozzles are in threaded connection with the interiors of the mounting cavities, the mist expanding fan is located at the top of the atomizing pipe, a shell is arranged outside the mist expanding fan, and a driving motor is arranged at the top of the shell. By starting the atomizing ring pipe and the driving motor, water flow is conveyed into the atomizing ring pipe through the rubber water pipe, the water flow is atomized and sprayed out through the spray head, meanwhile, the driving motor drives the mist expanding fan to rapidly rotate in the shell, and air driven by the mist expanding fan blows sprayed water mist, so that the water mist is rapidly diffused in the air.

The pressing and flattening device comprises a machine body and a conveying belt arranged in the machine body, an extrusion structure is arranged in the machine body, a transmission structure located on the inner side of the extrusion structure is arranged at the top of the machine body, and the extrusion structure comprises connecting blocks fixedly connected to the left side and the right side of the top of the machine body. The inner side of the connecting block is movably connected with a swing rod through a pin shaft, the side, away from the connecting block, of the swing rod extends into the machine body and is located on the outer side of the conveying belt, the end, away from the connecting block, of the swing rod is fixedly connected with a supporting rod, and the outer surface of the supporting rod makes contact with the surface of the conveying belt. The swing rod capable of swinging is arranged to carry the supporting rod to swing, when the supporting rod makes contact with the conveying belt, the effect of improving the tensioning degree of the conveying belt is achieved, the gap between the extruded and pulled conveying belt and the machine body is reduced, and therefore the effect that the conveying belt conveys materials conveniently is achieved.

The invention relates to the technical field of sludge dewatering, in particular to a sludge dewatering device which comprises a sewage filter pressing device body, first guide rails are symmetrically arranged on the two sides of the sewage filter pressing device body, a plurality of filter plates are arranged on the first guide rails in a sliding mode, and second guide rails are further symmetrically arranged on the two sides of the sewage filter pressing device body. A third guide rail is arranged in the middle of the top of the sewage filter pressing device body, a sliding device capable of automatically sliding is arranged on the second guide rail, a driving assembly is arranged on the third guide rail in a sliding mode, a shaking frame is arranged on the driving assembly, and a clamping assembly used for clamping a filter plate is arranged on the sliding device; the two ends of the shaking frame are connected with the clamping assemblies on the two sides of the sewage filter pressing device body respectively, the driving assembly is used for driving the shaking frame to swing in a reciprocating mode, and the shaking frame swings in a reciprocating mode to drive the clamping assemblies to swing in a reciprocating mode.

The bionic frog bouncing device comprises a power box, a power mechanism is arranged in the power box, the top of the power box is movably connected with a cover plate through a shaft pin, a through opening is formed in the top of the cover plate, the power mechanism comprises a motor, and the output end of the motor is fixedly connected with a rotating disc. The motor is started, the motor rotates to drive the rotating disc to rotate, the rotating disc rotates to drive the rotating block to rotate, and therefore the swing frame is driven to rotate along the rotating shaft, the spring and the bionic frog on the top of the spring are driven to swing, frog jumping is simulated, insects are deterred, and pests are prevented from harming crops. And meanwhile, dust and pests are prevented from entering through a heat dissipation opening and a dust cover, the use stability of parts in the power box is protected, an existing bionic frog mode is replaced, and therefore the effects of conveniently deterring the pests and improving the crop yield are achieved, and use by a user is facilitated.

The utility model discloses a tire mold polishing device convenient for angle adjustment, which comprises a base, a support cover is mounted on one side of the top end of the base, an electric push rod is mounted at the top end in the support cover, a U-shaped connecting frame is mounted at the bottom end of the electric push rod, and movable seats are connected to two sides of the bottom end of the U-shaped connecting frame. And an angle adjusting mechanism is arranged at the top end of the movable seat. Through rotation of the rotating disc, the guide rod moves, so that the swing plate is driven by the guide rod to swing left and right in a reciprocating mode, the grinding head is driven to swing reversely, and the grinding head conducts swing grinding on a tire mold cavity in a tire mold body in cooperation with the effect of the electric push rod. The moving track of the grinding head conforms to the structural characteristics of the tire mold body, the grinding stability is guaranteed, meanwhile, the manual operation steps are reduced, and the grinding efficiency is improved.

The utility model discloses an electrical construction warning device which comprises a base, a fixing seat is arranged at the top of the base, a supporting plate is connected to the inner side of the fixing seat in a sliding mode, two sets of fixing plates are arranged at the top of the supporting plate, a rotating shaft is rotationally connected between the two sets of fixing plates, one end of the rotating shaft is connected with a swing plate, and a reciprocating motion mechanism is installed on one side of each fixing plate. A rotating shaft is arranged on the swing plate, a connecting base connected with the bottom of the bearing plate is connected to the outer side of the rotating shaft in a sleeved mode, a containing groove is formed in the top of the bearing plate, a groove is formed in one side of the containing groove, and a fixing mechanism is installed on the inner side of the groove. The swing plate can drive the rotating shaft, the connecting base and the bearing plate to rotate in a reciprocating mode, so that the warning board can be driven to swing in a reciprocating mode, the warning board can be conveniently mounted and dismounted through the fixing mechanism, the warning effect of the warning board is effectively improved through arrangement, meanwhile, dismounting and mounting of the warning board are facilitated, and the replacement efficiency of the warning board is improved.