43results about How to "Avoid violent collisions" patented technology

The invention discloses a film cutting device for a rice transplanting and film covering all-in-one machine, which comprises a first support beam, a second support beam, a first mounting plate, a second mounting plate, a hydraulic oil cylinder, a knife rest and a cutter, and the first support beam and the second support beam are connected with each other; one end of the hydraulic oil cylinder is hinged to the upper end of the second support beam, and the other end of the hydraulic oil cylinder is hinged to the tool rest which is hinged to the lower end of the second support beam; the first mounting plate and the second mounting plate are detachably connected, the second mounting plate is fixed on the first bracket beam, and the first mounting plate is detachably mounted on the rice transplanting and film mulching all-in-one machine; the strength of the first mounting plate is smaller than that of the first support beam and the second support beam. The first mounting plate is arranged as a safety device, bending deformation of the first support beam and the second support beam is avoided, the first mounting plate is easy to replace, the whole film cutting device does not need to be replaced, and the maintenance cost is reduced.

The invention relates to the technical field of guard plate welding, and discloses a corrugated guard plate welding tool for an industrial guardrail, the corrugated guard plate welding tool comprises a bottom plate, a first corrugated plate and a second corrugated plate, the upper end of the bottom plate is movably connected with a first supporting plate, one side of the first supporting plate is fixedly connected with a second supporting plate, and the upper end of the second supporting plate is fixedly connected with a third corrugated baffle; the first corrugated plate is movably connected between the third corrugated baffle and the first supporting plate, a fixing assembly is arranged at the upper end of the second supporting plate, a welding mechanism is arranged on one side of the fixing assembly, two sets of symmetrical fixing plates are fixedly connected to the upper end of the bottom plate, and a pushing mechanism is jointly arranged between the two sets of fixing plates. The corrugated plate welding device has the advantages that the movable rod can drive the welding gun to cater to fluctuation of corrugated plates to conduct precise welding, the corrugated plates are adaptively fixed according to different lengths of the corrugated plates, meanwhile, the position of the welding gun can be adjusted, and the welding effect and quality are effectively improved.

The invention provides a ceiling fan and a fan lamp, and belongs to the technical field of household appliances. The ceiling fan comprises a shell, a fan assembly and a plurality of air guide pieces. The fan assembly is located in the shell, and the air guide piece surrounds the fan assembly. The air guide piece is provided with a first air guide part, in a reference plane perpendicular to the central axis of the annular opening, the connecting lines between the head end and the central axis of the annular opening and between the tail end of the first air guide part and the central axis of the annular opening are set as a first reference line and a second reference line correspondingly, and the second reference line and the first reference line are sequentially arranged in the circumferential direction in the rotating direction of the fan assembly. The deflection direction of the first flow guide part is close to the direction of airflow flowing out of the fan assembly, the airflow can be prevented from violently colliding with the first flow guide part, and therefore noise generated by the airflow can be reduced. According to the ceiling fan, the first air guide part is arc-shaped, and the concave surface of the first air guide part is opposite to the fan assembly, so that the air outlet of the ceiling fan is more uniform, and the airflow can be blown to a farther distance.

The invention belongs to the technical field of solid waste material preparation, and particularly relates to a device for preparing a multi-element solid waste-based cementing material, the device comprises a preparation box, a grinding and crushing assembly is mounted in the preparation box, and the grinding and crushing assembly comprises a rotary mounting disc arranged in the preparation box; the differential requirements of multiple applications on the granularity of the solid waste-based cementing material can be accurately met, accurate-granularity products adaptive to different scenes are produced by conveniently switching the grinding discs, and compared with the traditional technology that if the granularity needs to be changed, shutdown, equipment disassembly and whole set of grinding parts need to be frequently carried out, the working procedures are tedious, consumed time is long, equipment idling is caused, and production is interrupted, the production efficiency is greatly improved. According to the device, complex disassembly is not needed, the switching process is started instantly when the servo motor rotates reversely, under the cooperation of the wedge-shaped limiting piece, the wedge-shaped groove and other assemblies, grinding disc switching is rapidly completed, follow-up production is rapidly connected, the downtime is shortened, the overall production efficiency is remarkably improved, and the continuous industrial production rhythm and the unit time yield can be improved.

The invention discloses falling film evaporation equipment, and relates to the technical field of falling film evaporation, and the falling film evaporation equipment comprises a rotating mechanism. According to the falling film evaporation equipment, through the design of the rotating mechanism, after liquid enters from the feeding port, the liquid washes the blades, the stress area of the blades to the liquid is increased, so that the effect of enlarging the rotating effect is achieved, the blades drive the rotating shaft to rotate, and the square plate is driven to rotate in the rotating process of the rotating shaft; the liquid flowing range is increased by stirring the liquid, so that the liquid flowing uniformity is improved, then the square notches are formed, the resistance borne by the square plates during rotation in the fluid is reduced through the open grooves, the energy consumption is reduced, and the uniform mixing of the materials is promoted; the stirring efficiency and quality are improved, the space with liquid is increased, and liquid attachment residues are reduced.

The utility model discloses a cage rearing laying duck collecting plate structure, a collecting mechanism comprises an upper supporting block, the inner wall of the upper supporting block is provided with a discharging channel, the two sides of the inner wall of the discharging channel are both fixedly connected with cleaning brushes, the cleaning brushes on each side are arranged at equal intervals in the length direction of the discharging channel, and the cleaning brushes on each side are arranged at equal intervals in the length direction of the discharging channel. A positioning shaft is fixedly connected to the lower end of one side of the outer wall of the upper supporting block, a handle is fixedly connected to the side, away from the positioning shaft, of the surface of the upper supporting block, a blocking plate is fixedly connected to the position, located above the handle, of the surface of the upper supporting block, and the side, close to the discharging channel, of the blocking plate is arranged to be an inclined plane; the collecting mechanism is used for collecting eggs laid by the meat ducks in the breeding cage, when laying ducks lay eggs, the duck eggs roll into the discharging channel of the upper supporting block along the guide plate, multiple layers of cleaning brushes are fixed to the inner side of the discharging channel, and therefore when the duck eggs fall, the cleaning brushes scrape away excrement on the surfaces of the duck eggs, and the condition of the duck eggs is improved.

The present invention relates to a separation device and method for spherical particles and broken particles, wherein the separation device comprises a storage funnel, a direction-changing acceleration tube, an inclined separation plate, a horizontal buffer plate and a collection tank, and the angle between the inclined separation plate and the horizontal buffer plate is adjusted by an electric push rod, so that the spherical particles in the ion exchange resin can roll down along the inclined separation plate and the horizontal buffer plate and finally enter the collection tank, while the broken particles cannot roll down from the inclined separation plate, and the spherical particles are separated from the broken particles after so many cycles of separation. After the experiment is over, the broken resin is scraped from the inclined separation plate to the horizontal buffer plate by a scraper, and finally taken out in a centralized manner through the collection tank. The present invention can greatly save the time and manpower investment for separating spherical particles from broken particles, has a good separation effect, and has simple equipment, low cost and high practicality, and provides a new operating device and experimental method for the determination of the spherical rate of ion exchange resin in the laboratory.

The utility model relates to the technical field of hydraulic transmission parts in ground spring door control system discloses three -segment type variable curvature cam ground spring hydraulic transmission assembly, including the shell, the inside fixed connection of shell has the bearing, the inside fixed connection of bearing has the connecting rod, the outer wall fixed connection of connecting rod has the disc, the inside of shell is provided with resistance assembly, the upper surface of shell is provided with the apron, the inside of apron is provided with screw nail, the lower surface rotation is connected in the inside of shell of disc, the outer wall screw thread connection in the inside of shell of screw nail. In the utility model, in the utility model, through pushing the door and driving the connecting rod rotation, the connecting rod drives disc 4 rotation, disc pushes the gyro wheel rotation, gyro wheel drives the pressure rod and makes second spring contract or release the elastic force, thereby reaches the effect that the curvature of disc 4 gradually changes according to the door body opening angle.

This utility model discloses a grain soaking device for reducing grain waste, belonging to the field of grain soaking. The device includes a soaking tank with a support frame fixed to it. A first U-shaped seat is fixed inside the frame, and a cross-shaped connecting seat is rotatably connected to the first U-shaped seat. A second U-shaped seat is rotatably connected to the outer side of the cross-shaped connecting seat, and a fixed base is fixed to the second U-shaped seat. A connecting rod is mounted on the fixed base, and a rotating shaft is rotatably connected to the frame. A connecting piece is installed at the bottom of the rotating shaft, and a positioning ball is fixed to the end of the connecting rod. This utility model solves the problem of strong eddies generated by the stirring structure of existing grain soaking tanks, which damage the grain and cause waste. By replacing the traditional high-speed rotating stirring structure with a stirring rod that oscillates back and forth within a certain angle, this utility model generates gentle water flow disturbance, allowing the grain to be evenly agitated in the soaking tank.

The utility model relates to a frame structure, in particular to a switch cabinet frame structure convenient to overhaul. The switch cabinet frame structure convenient to overhaul comprises foot stools, a shell, a cabinet door, first guide rods, a mounting plate, a handle and the like, the foot stools are fixedly connected to the four corners of the bottom of the shell, the cabinet door is rotationally connected to the front portion of the shell, the first guide rods are mounted at the four corners of the rear side in the shell, and the mounting plate is mounted on the mounting plate. A mounting plate is slidably connected among the four first guide rods, a handle is fixedly connected to the upper side of the front part of the mounting plate, a reel is mounted at the front part of the mounting plate, and upper and lower wire outlet plates are symmetrically and fixedly connected to the left and right sides of the mounting plate. According to the utility model, through the first guide rod and the handle, the mounting plate and the electrical equipment can be pulled out for maintenance, so that a maintainer is not limited by a narrow space and can clearly see whether the equipment is damaged, aged, loosen a grounding wire and the like, maintenance is more convenient, and the condition of wrong maintenance is reduced.

The sheet metal part auxiliary bending machine with the protection structure comprises a machine base, a top base is installed on the top of the machine base, a movable base is arranged at the bottom of the top base, a pressing plate is connected to the bottom end of the movable base, a bending base is installed on the end face of the machine base, two rotating frames are symmetrically arranged at the two ends of the bending base, and a protective cover is arranged on the rotating frames. The rotating frame is fixed to the surface of the machine base and rotationally connected with a supporting frame through a rotating shaft. According to the metal plate bending device, the rotating frame, the supporting frame, the ejector rod, the sliding cylinder and the magnetic attraction plate are designed, the supporting frame is installed on the machine base through the annular frame in an overturning mode, the pressing plate is lifted after bending machining is completed, and when a metal plate bending piece needs to be manually taken down from the bending base, the supporting frame is overturned upwards to be vertically located at the bottom of the pressing plate, and the pressing plate is lifted up; and a fixed position is attracted through the side magnetic attraction plate, the supporting frame is located at the bottom of the pressing plate, the pressing plate is supported, the situation that in the material taking process, the pressing plate moves downwards, and consequently workers are hurt is avoided, and the protection effect is achieved.

The utility model provides a vibration damping function mechanism of an ultrasonic cleaning machine, which belongs to the technical field of cleaning equipment and comprises an equipment box and an installation box for installing equipment in the equipment box, a plurality of supporting damping assemblies are arranged on the lower portion of the installation box, and the equipment box comprises a lower box body and a box cover hinged to the lower box body. A vacuum interlayer is arranged on the lower box body, and vacuumizing equipment communicated with the vacuum interlayer is correspondingly and fixedly arranged on the outer side wall of the lower box body. The cleaning machine is fixed in the mounting box, the to-be-cleaned parts are contained in the cleaning tank and hung in the mounting open groove of the supporting seat, then the parts can be prevented from making direct contact with the cleaning box during cleaning operation, violent collision is avoided, the cleaning box is sealed in cooperation with the lower box body and the box cover, and noise is reduced.

The utility model provides a roller shutter type vertical wall. The roller shutter type vertical wall comprises a transverse plate, a balance weight transverse rod, a rotating shaft, a driving motor, a control mechanism, a shutter face, two fixing plates, two guide sliding rails, two sliding table structures and four reinforcing installation structures. The upper portion of the curtain face is wound on a rotating shaft which is arranged between two fixing plates, the end of the rotating shaft is connected with one fixing plate through a driving motor, the two fixing plates are arranged on the lower end face of the transverse plate, and the driving motor is connected with a control mechanism. The balance weight cross rod is arranged at the bottom of the curtain face, the two sliding table structures are symmetrically arranged on the left side and the right side of the balance weight cross rod, each sliding table structure corresponds to one guide sliding rail and is in sliding connection with the guide sliding rail, and the upper end and the lower end of each guide sliding rail are each correspondingly provided with one reinforcing installation structure. The roller shutter type vertical wall solves the problem that due to the fact that the matching stability of a smoke blocking vertical wall and a guide rail in the related technology is poor, a shutter face shakes due to lack of enough support when moving up and down.

The invention discloses an automatic fishing machine for water area fishery breeding, and relates to the technical field of fishery breeding equipment, the automatic fishing machine comprises an adjusting mechanism, a frame body mechanism and a fish collecting mechanism, the adjusting mechanism realizes three-section adjusting treatment of the adjusting mechanism, so that the fishing requirements of different depths can be met; the frame body mechanism can effectively intercept the fishes; the fish collecting mechanism can draw fish at the top of the bottom net into the fish collecting mechanism, and the fish is screened according to the size. According to the device, in the whole process from fishing to fish size screening, net drawing is achieved through mechanical structure design and a power transmission mechanism, the fishing efficiency of the fishery industry is greatly improved, compared with a traditional manual fishing mode, the efficiency can be improved by multiple times, manpower input and operation time are reduced, the fishing time is greatly shortened, the fishing efficiency is improved, and the fishing cost is reduced. In the fishing process, fishes of different sizes are automatically distinguished, small fishes are put back to the fishpond, big fishes are fished, and sustainable development of fishery resources is protected.

The invention belongs to the technical field of emergency equipment, and particularly relates to a speed reduction control method of a sliding bucket device, an aerial ladder and emergency equipment, and the speed reduction control method of the sliding bucket device comprises the following steps: in the process that the sliding bucket device moves along a sliding part, obtaining the distance between the sliding bucket device and a movement tail end in real time; under the condition that the distance between the sliding hopper device and the moving tail end is smaller than or equal to a first preset interval, the sliding hopper device is controlled to execute first-stage speed reduction operation; under the condition that the distance between the sliding hopper device and the moving tail end is smaller than or equal to a second preset interval, the sliding hopper device is controlled to execute second-stage speed reduction operation; wherein the first preset interval is larger than the second preset interval, and the interval between the preset position and the moving tail end is the second preset interval. By adopting the speed reduction control method of the sliding bucket device, the position of the sliding bucket device can be accurately determined, and the speed of the sliding bucket device is accurately and effectively reduced.

This application relates to the field of cleaning robot technology, and more particularly to a lifting device and a cleaning robot. The lifting device includes a top plate, a transmission assembly, a drive component, an elastic damping component, and a guide assembly. The transmission assembly includes a cooperating worm gear and worm shaft. One end of the elastic damping component is rotatably connected to the top plate, and the other end is rotatably connected to the cleaning component. Both ends of the guide assembly are connected to the top plate and the cleaning component, respectively. The drive component rotates to drive the worm shaft, which in turn rotates the worm gear, causing the cleaning component to rise or fall. During the descent of the cleaning component, the elastic damping component buffers the descent speed. By incorporating the transmission assembly, elastic damping component, and guide assembly, the problem of conventional cleaning robots causing significant impact force between the cleaning component and the ground during height adjustment, which can easily damage the equipment or the ground, is solved.

The invention relates to a brake mechanism for an injection molding machine, comprising two parallel slide rails, a left brake block and a right brake block respectively slidably arranged on the two slide rails at both ends, two baffle rods arranged in parallel on the outsides of the left brake block and the right brake block, a connecting plate vertically arranged on one side of the left brake block, two connecting rods with one end arranged on one side of the connecting plate and the other end passing through the left brake block and connected with the right brake block, and a brake cylinder horizontally arranged on the other side of the connecting plate and connected to the left brake block at the output end and having a buffering function; the invention can drive the left brake block and the right brake block to move in both directions to achieve clamping or loosening by a brake cylinder, has the characteristics of simple structure, flexible operation, low production cost, etc., and the brake cylinder has a buffering function, which can not only improve the service life of the brake mechanism, but also reduce noise.

The invention provides a battery pack, a vehicle and a battery pack separation method, and relates to the technical field of batteries. The battery pack comprises a battery pack body and an elastic piece, the battery pack body is connected with a vehicle body through the elastic piece, when the battery pack body is in a fixed state, the elastic piece is in a compressed state, and when the battery pack body pops up downwards, the elastic piece is in a stretched state; the battery pack body comprises a battery end clamping device detachably connected with the elastic piece, and the battery end clamping device is used for being separated from the elastic piece when the bottom of the battery pack body is rubbed, so that the battery pack body is separated from the vehicle body. The battery pack body can be popped up through the elastic piece, and the elastic piece can pull the battery pack body when in a stretched state, so that the battery pack body is prevented from violently colliding with the ground; when the bottom of the battery pack body is rubbed, the battery end clamping device is separated from the elastic piece, so that the battery pack body is separated from the vehicle body, and the battery pack body is prevented from damaging the vehicle body.

The invention relates to the technical field of vertical planting, and discloses a multifunctional vertical cultivation tower and a rotary irrigation system thereof, the multifunctional vertical cultivation tower comprises a base, the base is placed on the ground, the top of the base is provided with a connecting seat, and the top of the connecting seat is provided with a mounting frame, an adjusting mechanism and a deploying, conveying and irrigating mechanism; by arranging the adjusting mechanism and the allocation conveying irrigation mechanism, a second servo motor can be used for controlling a threaded rod, so that the size of a second connecting hole can be controlled, and when soil cultivation is carried out in a second cultivation frame, the second connecting hole can be controlled to be smaller, so that the soil can be conveniently cultivated. The amount of irrigation liquid flowing into the first cultivation frame through the connecting pipe is controlled, controllable soil cultivation can be carried out in the second cultivation frame, the movable frame moves in the mounting frame by rotating the gear piece, the irrigation condition of each layer of cultivation frame can be controlled, and use is more flexible and variable.

The invention discloses a numerical control refrigerant filling machine for air energy production and a using method of the numerical control refrigerant filling machine, and belongs to the technical field of refrigerant filling machines. A numerical control refrigerant filling machine for air energy production comprises a filling machine body and further comprises a filling pipe, one end of the filling pipe is connected with the filling machine body, a filling gun head is arranged at the end, away from the filling machine body, of the filling pipe, and a dustproof cover is arranged on the filling gun head; the containing shell is fixedly arranged on the side wall of the filling machine body, the end, away from the filling machine body, of the filling pipe penetrates through the containing shell and extends outwards, and a winding assembly used for winding the filling pipe is arranged in the containing shell; the first pneumatic limiting piece is arranged in the containing shell and used for limiting the action of the winding assembly; the defects that when the refrigerant filling machine is used, the filling pipe is placed disorderly and even is damaged due to the fact that the filling pipe has no place to be placed are overcome, the structure of the refrigerant filling machine can achieve automatic recycling, stable and regular storage and convenient taking and placing, and the working efficiency of refrigerant filling is improved.

The application discloses a self-adaptive GRG artistic modeling ceiling assembly structure and particularly relates to the technical field of house decoration, which comprises a GRG panel body, a keel frame, a self-adaptive assembly, a buffer assembly and a connecting assembly. The keel frame is detachably connected with a wall body through bolts, and the self-adaptive assembly is arranged on the keel frame. The buffer assembly is arranged in the self-adaptive assembly. The GRG panel body is connected with the self-adaptive assembly through the connecting assembly. The application has a reasonable structure design, can quickly fix the GRG panel, can self-adaptively adjust the installation of a curved ceiling, can improve the installation and adjustment capacity and efficiency of the GRG artistic modeling ceiling, can reduce the difficulty of fixing between two adjacent GRG panels, and can improve the installation stability of the GRG panel.

The invention provides a cattle slaughtering workshop disinfecting and cleaning device, and relates to the technical field of purification and cleaning, a cleaning device body comprises a cleaning box, a cleaning assembly and a loading mechanism, rollers are installed at the bottom of the cleaning box, a top plate is installed at the top of the cleaning box, and a moving cavity is formed in the upper portion of the interior of the cleaning box; a loading mechanism is installed on the lower portion of the interior of the cleaning box, a motor is installed at one end of the loading mechanism, a supporting plate is arranged on the side edge of the cleaning box, and a pressure pump is installed on the surface of the supporting plate. According to the cleaning device, the thrown tools can be directly overturned, so that the top surfaces and the bottom surfaces of the placed tools are flushed by the cleaning assemblies above, close-range flushing is realized, the loss of water flow pressure is reduced, the cleaning assemblies can also be lifted through the loading mechanism, and the cleaning efficiency is improved. And therefore, the surface of the external table can be cleaned, and the application range is widened.

The utility model relates to the field of communication cabinets, and discloses a foldable table top for a communication cabinet, which comprises a cabinet main body and a folding platform, the back of the cabinet main body is provided with an arc-shaped sliding hole and a damping mechanism, and the damping mechanism is used for buffering the impact force when the folding platform falls down. The damping mechanism comprises a damping gear and a damping shaft rod, and the damping gear is installed on a rod body of the damping shaft rod in a sleeving mode. According to the utility model, the foldable platform plate is adopted, the foldable platform is folded and stored, the expansibility of the top of each layer is increased, the adaptability is stronger, and the damping mechanism is additionally arranged on the supporting structure of the foldable platform, so that the foldable platform is buffered when falling, the platform is prevented from violently colliding with the cabinet main body, and the service life of the cabinet main body is prolonged. In addition, the fixing mechanism is additionally arranged on the back face of the cabinet body, the stored folding platform is fixed, and the cabinet is practical and suitable for being widely popularized and used.

The utility model discloses a kind of experimental constant-temperature oscillation test tube fixing frame, it is related to experimental equipment technical field, including: two clamps one, for parallel arrangement, its upper and lower are uniformly provided with notched; clamp two, between two described clamps one, it is elastically slidably arranged, it is also provided with described notched on it, the notched on the clamp one and the notched lateral wall on the clamp two form test tube clamping area;The test tube in this scheme is placed, will not directly fall into the bottom of clamping area, can be first fallen on step, after transverse moving clamp two, can make test tube reach the bottom, by twice operation, reduce the speed of test tube falling, avoid test tube because of rapid falling and the violent collision of clamping area bottom, effectively protect test tube from being damaged, only need to insert test tube into the notched of clamp one in upper side during use, it is simple and quick to operate.

This invention relates to the field of parts feeding and discloses an integrated miniature identification and sorting device, including a frame. A processor and a linear feeding assembly are housed within the frame. An upper vision module, a flexible vibration module, and a sorting assembly are located outside the frame. The recording surface of the upper vision module covers the top of the flexible vibration module. The discharge end of the linear feeding assembly is located above the flexible vibration module, and the vibration frequency of the linear feeding assembly is 50-100Hz with an amplitude of 0.1-0.5mm. The sorting assembly includes a sorting robot with a suction module at its end effector. The sorting robot uses its end effector to drive the suction module to pick up miniature workpieces located on the flexible vibration module. A lower vision mechanism is also located outside the frame. The sorting assembly and the lower vision mechanism are located on adjacent sides outside the flexible vibration module, respectively, and both the lower vision mechanism and the flexible vibration module are within the range of motion of the end effector. This invention, through its integrated arrangement, enables real-time detection, automatic rejection, and pose compensation.