52results about How to "Serve as a buffer" patented technology

The invention discloses a vibrating screen. The vibrating screen comprises a screen body, buckles, a mounting seat and a support. The support is detachably mounted on an external fixed surface. The mounting seat is mounted on the support through elastic connecting structures, so that the mounting seat does reciprocating motion when bearing an external regular vibration source. The screen body is slidably mounted in a groove formed in the top of the mounting seat. The mounting seat is slidably connected with the screen body through the buckles. Each buckle comprises a connecting part, a handle,a rotary shaft, a mounting block, a spring I and a lock nut. The mounting blocks are fixedly mounted on the side faces of the mounting seat and provided with guide grooves penetrating through the upper and lower end faces. The side face of each handle is provided with a cavity. Each mounting block is loosely contained in one end of corresponding cavity, and the end is provided with a bolt which is arranged in the corresponding guide groove. The vibrating screen is simple in structure and more suitable for underground coal screening.

The invention discloses a flame-retardant and compression-resistant cable comprising more than one fixing part. An elastic fire extinguishing assembly is fixedly arranged between the adjacent fixing parts. The outer part of the elastic fire extinguishing assembly is provided with more than one outer protection piece. More than one outer protection piece is arranged around the fixing parts at equaldistances in one circle and spliced with each other to form a circular outer sheath layer. Two chutes are respectively arranged on the end surfaces of the two sides of the fixing parts. A slide blockis arranged on the end surface of the outer protection piece facing the chutes. The outer protection piece is slidably buckled into the chutes through the slide blocks arranged on the two sides, anda group of spring is arranged in each chute. A through groove is arranged on the fixing part located between the two chutes. The cable adopts a different installation structure so that the cable has good compression-resistant and buffering capacity and better fire extinguishing performance and greatly prolongs the service life of the cable.

The invention discloses a road and bridge side protective fence for safety protection. A base is included. A guardrail rod is fixedly connected to the top of the base. Guardrail mounting frames are mounted on the outer side of the guardrail rod; pipe body guardrails are mounted between the guardrail mounting frames; an impact protective guard body is fixedly connected between the pipe body guardrails through a connecting frame; and a top seat is fixedly connected to the top of the guardrail rod, a mounting rack frame is arranged on the inner side of each guardrail mounting frame, a butt jointgroove is formed in the inner side of the mounting rack frame, and a mounting inserting groove is formed in the position, corresponding to the mounting rack frame, of the guardrail rod. The road and bridge side protective fence for safety protection relates to the safety protection technology field and adapts to various impacts, the whole structure is used in cooperation with multiple sets of buffering protection, adaptability is high, buffering assemblies and a non-Newtonian fluid protective layer are used in cooperation, and after slight impact, the protective fence can be recovered to continue to be used.

The invention relates to the field of hydraulic equipment, and particularly relates to an impact-resistant balance oil cylinder with pressure relief and buffer protection functions. The impact-resistant balance oil cylinder comprises a cylinder body, a piston, a piston rod, a first valve element and a second valve element, wherein the first valve element and the second valve element slide relativeto the cylinder body; a first closed air cavity and a second closed air cavity are formed between the two valve elements and the inner walls of the two opposite ends of the cylinder body correspondingly; a first closed oil cavity and a second closed oil cavity are formed between the two valve elements and the two end faces of the piston correspondingly; and a first oil cavity oil through hole anda second oil cavity oil through hole are formed in the positions, corresponding to the first oil cavity and the second oil cavity, of the cylinder body correspondingly. According to the balance oil cylinder with the buffer and pressure relief functions, a buffer device does not need to be additionally arranged for a hydraulic system of a hydraulic support independently, and the structure is simplified; when the pressure in the cylinder body is too large and a safety valve is not opened, safe and stable pressure relief is achieved through the overflow effect of oil cavity oil drainage holes; and the multi-stage buffer purpose is achieved for the oil cylinder through the cooperation effect of the high-pressure air cavities and disc springs, and the stability and reliability of the buffer process are improved.

The invention discloses a portable medical 3D printing device. The portable medical 3D printing device comprises a box; a separation plate is arranged in the box; a placing plate is arranged at the top of the separation plate; a 3D printer is arranged at the top of the placing plate; ultraviolet lamps are arranged on the two sides of an inner cavity of the box; a support table is arranged on one side of the box; and drawers are arranged on the two sides of the bottom of the separation plate. Through arrangement of buffer devices, the damage problem of materials at the tops of the drawers due to vibration during transporting is prevented through buffer effects in three positions, and unnecessary economic loss is prevented; and through arrangement of a chuck, a buckle, a slide rail, a placing frame, a test tube frame and a storage box, computers in the placing frame are conveniently taken out to place at the top of a support table, and meanwhile, medicaments at the top of the test tube frame and materials in the storage frame are conveniently taken without additionally carrying by workers, so that both manpower and material resources are saved.

The invention relates to the technical field of gas shielded arc welding devices and discloses a multi-electrode gas shielded arc welding device for refining. The multi-electrode gas shielded arc welding device for refining comprises an arc welding machine body. The upper surface of the arc welding machine body is sequentially and fixedly connected with two handles from front to back. The two sides of the arc welding machine body are both provided with wire winding assemblies. The bottom of the arc welding machine body is connected with a supporting assembly. By means of the wire winding assemblies, a used wire on the arc welding machine body can be wound, the wire is easy to store, follow-up use is easy, and the wire is not prone to being lost. The wire winding assemblies save effort during winding the wire and paying off the wire, so that the wire winding and paying-off difficulty is lowered for a user. The supporting assembly can support the arc welding machine body and achieve thebuffering purpose at the same time, the problem that when shake happens in the work environment, the arc welding machine body topples and falls is avoided, the stability of the arc welding machine body is greatly improved, and rollover and other potential safety hazards are not prone to happen.

The invention discloses a rapid heat dissipating type gearbox housing. The rapid heat dissipating type gearbox housing comprises a housing body, a base and a heat dissipating assembly, wherein the base comprises a left seat and a right seat which are correspondingly fixedly connected to the left side and the right side of the bottom part of the housing body; the base is fixedly mounted at the upper end of a longitudinal beam of a vehicle body; the heat dissipating assembly comprises a power fan, an acceleration air channel, an air draft fan, an air exhausting fan, a heat transferring assembly,air conveying channels and a transmission assembly; the acceleration air channel is fixedly mounted in the middle part of the bottom part of the housing body; the area of an air inlet of the acceleration channel is more than that of an air outlet; the power fan is rotatably mounted at the outer bottom part of the housing body and is positioned in the middle part of the acceleration air channel; the air conveying channels are symmetrically distributed on two inner side surfaces and the inner bottom surface of the housing body; the air conveying channels are provided with a plurality of air inlets, and the air inlets are symmetrically arranged at two ends of the air conveying channels. According to the scheme, the rapid heat dissipating type gearbox housing has the advantage that the heat dissipating efficiency is greatly improved while the size of the gearbox housing remains.

The invention relates to the technical field of dust removal devices, and discloses an environment-friendly industrial filter cartridge dust removal device. The device comprises two supporting columns, wherein bases are fixedly installed at the bottoms of the two supporting columns; a dust removal bin is fixedly installed between the two supporting columns; air inlet holes are formed in the supporting column on the left side and the dust removal bin; a filter cartridge is movably mounted in the dust removal bin; and an air outlet pipe is fixedly mounted at the bottom of the dust removal bin. According to the environment-friendly industrial filter cartridge dust removal device, a pull rod is arranged on the opposite side of a fixed rod; when the filter cartridge needs to be disassembled andreplaced for cleaning, the pull rod can be pulled towards the opposite side, so a clamping rod is separated from the interior of the positioning block; the filter cartridge is conveniently moved outand disassembled by arranging the handle at the top of the filter cartridge; anti-skid pads are arranged at the bottoms of the bases, so an anti-skid effect is achieved; and telescopic rods and springs are arranged, so the purpose of buffering is achieved, and the stability of the filter cartridge is improved.

The invention discloses a modular inflatable buffer module rescue flood prevention plate which comprises a main flood prevention plate body and a bottom flood prevention plate body. An arc-shaped connecting corner is arranged between the main flood prevention plate body and the bottom flood prevention plate body; the bottom of the bottom flood prevention plate body can press a whole flood prevention member through the gravity of water flow when a flood comes; inflatable buffer columns are arranged on the front side of the main flood prevention plate body; inner flood flow grooves are formed inthe inner side of the bottom flood prevention plate body, and the multiple inner flood flow grooves and the arc-shaped connecting corner can greatly buffer impacting flood flow; and trapezoidal supporting bases are arranged on the rear side of the main flood prevention plate body. The invention relates to the technical field of flood prevention rescue. By means of the modular inflatable buffer module rescue flood prevention plate, the problems that the buffer effect is poor under the impact of water flow, residents are isolated by the flood and cannot escape when the water flow is too high, and help cannot be provided for emergency rescue are solved; and after rescue inflatable floating blocks are inflated, the rescue inflatable floating blocks float on the water surface to allow the flood victims to escape in emergency.

The invention discloses a cell preservation device for cell engineering, which comprises a storage assembly, a buffer assembly is arranged at the bottom of the storage assembly, the storage assembly comprises a first storage box body, and a second storage box body is fixedly arranged at the top of the first storage box body. When the device passes through a bumpy road section and causes inclination of the first storage box body, the first fixing block is always vertically arranged under the action of the balancing weight, and when the first storage box body is inclined, inclination of cell test tubes in the storage cavity in the first fixing block cannot be caused, the movable plate drives the first telescopic rod and the first damping spring in the inclined direction to stretch, and the first telescopic rod and the first damping spring in the opposite inclined direction are compressed, so that great influence of inclination of the movable plate on the first storage box body is avoided, and the first storage box body is always vertically arranged in cooperation with the first fixing block, therefore, the purpose of avoiding the situation that the cells are damaged due to vibrationduring transportation of the cell test tubes can be achieved.

The invention discloses a novel high-low voltage isolation switch. The isolation switch comprises a supporting seat, the top of the supporting seat is fixedly connected with a left insulating supporting column and a right insulating supporting column. The top of the left insulating supporting column is fixedly connected with a left wiring contact. A left wiring contact is fixedly connected to thetop of the left insulating supporting column, a right wiring contact is fixedly connected to the top of the right insulating supporting column, a disconnecting link is movably arranged at the top of the left wiring contact and the top of the right wiring contact, insulating partition plates are fixedly connected to the inner wall of the disconnecting link, and a first guide pipe and a second guidepipe are fixedly connected between the two insulating partition plates. According to the invention, the disconnecting link is rotated, so that the disconnecting link drives a movable rod to rotate through the insulating partition plates, the first guide pipe and the second guide pipe; and the movable rod drives the clamping head to rotate, and the surface of the clamping block is clamped with theinner wall of the clamping groove, so that the disconnecting link can be prevented from rotating reversely by matching the clamping block with the clamping head and the clamping groove, and the disconnecting link is firmly arranged at the top of the left wiring contact and the top of the right wiring contact.

The invention discloses emergency backpack satellite communication control equipment and a use method thereof, and relates to the technical field of portable satellite equipment. The emergency backpack satellite communication control equipment comprises a box body with an opening in the top and a protection plate used for shielding the opening of the box body, supporting frames are symmetrically installed on the box body, buffering devices are installed on the supporting frames and make contact with the ground, and a portable station is vertically installed in the box body in a sliding mode. Compared with the prior art, the device has the advantages that when the protection plate is moved through the driving assembly, the portable station can be moved out of the box body through the driving assembly and the linkage assembly, and then the multiple folded antenna auxiliary discs are opened through the adjusting part, so that workers do not need to splice the antenna discs, and the device is relatively convenient to use; and through the buffer device in contact with the ground, damage to parts in the portable station caused by aftershock can be reduced, the service life is prolonged, and the portable station is more novel.

The invention discloses a discharging structure of a tobacco leaf loosening humidifier and belongs to the technical field of the tobacco leaf loosening humidifier. The discharging structure of the tobacco leaf loosening humidifier is technically characterized by comprising a machine body, wherein a humidifying cylinder is arranged in the machine body, a vibrating groove is arranged below a discharging end of the humidifying cylinder, a humidity discharging hood is arranged at the side of the humidifying cylinder which is in the length direction of the vibrating groove, wherein a guiding hood is arranged on the machine body at the discharging end of the humidifying cylinder, and the lower end of the guiding hood stretches into the vibrating trough; the space a between a discharging port of the guiding hood and the rear end of the vibrating trough is 400-700mm; and one end of the guiding hood, opposite to the humidity discharging hood, stretches into the humidity discharging hood, and the space b between the upper end face of the guiding hood in the humidity discharging hood and an opening part of the humidity discharging hood is 250-400mm. The leakage-proof discharging structure of the tobacco leaf loosening humidifier, provided by the invention, is compact in structure and good in use effect and is used for loosening and humidifying the tobacco leaf.

The invention discloses a composite wallboard for indoor construction, which comprises a base plate, a concave cavity is arranged on the front surface of the base plate, a water bag is arranged on the bottom surface of the concave cavity, the water bag is flat, and the water bag The middle is the water bag storage chamber, which is filled with water. The front surface of the water bag is provided with more than one slot perpendicular to the horizontal plane. The concave cavity at the front end of the substrate is sealed by a heat dissipation plate. The middle two ends of the plate are respectively provided with a rotating shaft, and the rotating shafts are all loaded into a slider, and the inner side of the heat dissipation plate is provided with a heat dissipation plate facing each slot, and the heat dissipation plate is inserted into the slot. The invention has a simple structure, can effectively adjust the indoor temperature, lower the indoor temperature, is suitable for use in some high-temperature working spaces, and has very good impact resistance. purpose of buffering.

The invention provides a method for preventing soil erosion in arid and semi-arid areas by using garden plants. The method comprises the steps of (1) preparing an area with gullies in a landform by using a geomorphological environment, setting a water storage tank at the bottom of a ravine, and forming steep slopes into terraces or gentle slopes along two sides of the water storage tank, (2) forming slopes of less than 3 degrees along the terraces or gentle slopes, (3) introducing an irrigation channel, and watering an aquifer to allow water to soak a medium soil layer to maintain 6 to 12 hours to ensure that the water infiltrates from inclined holes to the terraces or gentle slopes until saturation, (4) planting lawn and vine plants on the medium soil layer, carefully curing for 3 to 6 cycles, pouring a proper amount of water into the slopes, terraces or gentle slopes and the medium soil layer in each cycle, and timely replenishing dead seedlings during the curing period, wherein thetime of each cycle is 20 to 40 days, and (5) performing normalized curing, and orderly performing curing in every 50 to 70 days after the expiration of 2 years to form natural environment cycled maintenance.

The invention relates to the technical field of hydraulic elements, in particular to a pressing force adjusting assembly of a plunger type hydraulic element, which comprises a connecting shell and a piston rod, the bottom of the connecting shell is rotatably connected with a first adjusting knob and a second adjusting knob, one end of the first adjusting knob is connected with the pressing force adjusting assembly through the connecting shell, and the other end of the first adjusting knob is connected with the piston rod. One end of the second adjusting knob is connected with a balance adjusting assembly through a connecting shell, the top end of the pressing force adjusting assembly is connected with a contact base, the top end of the balance adjusting assembly is connected with the contact base, the top end of the contact base is slidably connected with a contact piece, and the top end of the contact piece is connected with the bottom of a piston rod. Connecting plates are fixedly mounted on the two sides of the pressing force adjusting assembly correspondingly, and two guide rods are fixedly mounted on the inner wall of the bottom of the connecting shell. According to the pressing device, the pressing force can be adjusted, meanwhile, the balance of the piston rod can be adjusted, and the pressing device is very practical.

The invention discloses a vibrating screen. The vibrating screen comprises a screen body, buckles, a mounting seat and a support. The support is detachably mounted on an external fixed surface. The mounting seat is mounted on the support through elastic connecting structures, so that the mounting seat does reciprocating motion when bearing an external regular vibration source. The screen body is slidably mounted in a groove formed in the top of the mounting seat. The mounting seat is slidably connected with the screen body through the buckles. Each buckle comprises a connecting part, a handle,a rotary shaft, a mounting block, a spring I and a lock nut. The mounting blocks are fixedly mounted on the side faces of the mounting seat and provided with guide grooves penetrating through the upper and lower end faces. The side face of each handle is provided with a cavity. Each mounting block is loosely contained in one end of corresponding cavity, and the end is provided with a bolt which is arranged in the corresponding guide groove. The vibrating screen is simple in structure and more suitable for underground coal screening.

The invention discloses a buffer insole device with an electric power storage function based on magnetic damping. The insole comprises an upper layer, a middle layer and a lower layer from top to bottom, the upper layer is made of soft and comfortable materials, the middle layer is made of rubber magnetic sheets, and the lower layer is made of elastic breathable materials. A circle of metal foil with an annular opening is embedded around the bottom of the sole main body, and two ends of the opening of the metal foil are connected to the lithium battery; the sole body is divided into an inner layer and an outer layer along the periphery of the bottom, and a circle of soft metal strips / pieces serving as metal foils are embedded between the inner layer and the outer layer in a closed mode. Shock of the insole can be hindered, the purposes of buffering and shock absorption are achieved, a small amount of induced current is collected, stored and charged, the service life is long, and the shock absorption effect is stable.

The invention discloses a cell preservation device for cell engineering, which comprises a storage assembly, the bottom of which is provided with a buffer assembly, the storage assembly includes a first storage box, and the top of the first storage box is fixed with a There is a second storage box. In the present invention, when the device passes through a bumpy road section and causes the first storage box to tilt, at this time, under the action of the counterweight, the first fixed block is always vertically arranged, so that the tilt of the first storage box will not cause The cell test tube in the storage chamber in the first fixed block is inclined, and the movable plate drives the first telescopic rod and the first damping spring in the inclined direction to stretch, and the first telescopic rod and the first damping spring in the opposite direction are compressed to avoid The inclination of the movable plate has a great impact on the first storage box, and the first fixed block is always arranged vertically, so as to avoid the cell damage caused by the vibration of the cell test tube during transportation.

The utility model provides a kind of construction engineering wall perpendicularity calibration auxiliary tool, it is related to wall perpendicularity calibration technical field, including laser plummet, smoothing mechanism and protection mechanism, the protection mechanism includes rubber capsule and inflation bag, the upper surface of the rubber capsule is communicated with inflation bag by inflation pipe, the rubber capsule and inflation bag are used to protect the tilting of laser plummet, to prevent laser plummet from being damaged;The smoothing mechanism includes sliding block and smoothing rod, the smoothing rod is slidably connected with sliding block, the smoothing rod and sliding block are used to detect the flatness of the ground height where laser plummet is placed, in the utility model, when laser plummet tilts, laser plummet can extrude inflation bag, the gas in inflation bag can inflate and expand inside rubber capsule to protect laser plummet, the ground where laser plummet is placed can be detected by smoothing rod, to prevent unevenness from affecting calibration quality.

The multi-type waste chopping and separating device comprises a working box, a feeding port seat is arranged at the top of the working box, a feeding pipe is fixedly connected to the upper portion of the feeding port seat, an inner conveying box is arranged in the middle of the feeding pipe, and mounting connecting rod seats are arranged at the top of the working box and the top of the inner conveying box correspondingly; a main body connecting rod is mounted at the top of the working box through a mounting connecting rod seat, a connecting auxiliary rod is mounted at the top of the inner conveying box through a mounting connecting rod seat, and the main body connecting rod is rotationally connected with the end, away from the mounting connecting rod seat, of the connecting auxiliary rod. According to the device, the problems that an existing paper and cardboard waste shredding device is troublesome in active paper and cardboard waste conveying, troublesome in adjustment during shredding and tedious in later separation are solved, it is guaranteed that the paper and cardboard waste can rapidly enter a shredding work box, the paper and cardboard waste is shredded through double adjustment shredding wheels, and the shredding efficiency is improved. And the cleanness of the feeding pipe is ensured.

The invention relates to an isolation cap, and especially relates to a novel anti-infection isolation cap. The novel anti-infection isolation cap is environmentally friendly and high in practicability. The novel anti-infection isolation cap comprises: a cap shell, wherein mounting shells are arranged on the two side walls of the lower portion of the cap shell; overturning mechanisms oppositely arranged in the two mounting shells; an isolation hood arranged between the two overturning mechanisms and located above the cap shell; a lower jaw belt arranged between the lower parts of the two mounting shells; and an isolation mechanism arranged at the top of the cap shell. The isolation cap is simple in structure and convenient to use, people can be prevented from making contact with a pollutionsource in air through the isolation hood, a blowing and rolling pipe can well control the distance between people, and the purpose of preventing infection is achieved through mutual cooperation of the isolation hood and the blowing and rolling pipe.

The invention discloses a perforating device for onion seedling transplanting, which comprises a frame, a moving wheel, a gasoline engine mounted on the frame, a support shaft, a driving part and a perforating assembly, the moving wheel is mounted on the frame through the support shaft, the gasoline engine is matched with the support shaft to drive the moving wheel to rotate, and the moving wheel moves; the driving parts are symmetrically arranged on the two sides of the frame and connected with the supporting shaft, the punching assembly comprises two rotating rods arranged in parallel, a fixing shaft, a supporting rod, a support, a lifting plate and a punching cone arranged at one end of the lifting plate, and the driving parts are connected with the fixing shaft on one rotating rod. The device is convenient to move due to the arrangement of the moving wheels, the purpose of punching soil after soil turning can be achieved due to the arrangement of the punching assembly, it can be guaranteed that the distances between punched holes are the same, and the punching efficiency and the punching quality are greatly improved.

The utility model discloses a high-strength battery pack shell, which relates to the technical field of battery pack shells, and comprises a shell and a sealing cover, the shell is internally provided with a U-shaped cavity, the cavity is internally provided with a U-shaped reinforcing plate, and the outer surface of the reinforcing plate is fixedly connected with a plurality of strong springs. By arranging the shell, the battery pack can be installed in the shell, the reinforcing plates are arranged to be matched with the strong springs, so that the strength of the shell can be directly increased, the strong springs achieve the buffering purpose, impact force received by the shell can be buffered, and the battery pack can be fixed in the shell through mutual approaching of the fixing plates; according to the battery pack shell, the reinforcing plate is arranged, so that the battery pack can be conveniently protected in the reinforcing plate, the purpose of protecting the battery pack in the interior is achieved, and the problems that a shell used by an existing battery pack is insufficient in strength, and the battery pack cannot be better protected are effectively solved.

The invention discloses a container with a folding telescopic structure and a using method, and belongs to the technical field of containers. The container with the folding telescopic structure comprises a frame body and a box body, and further comprises a first rotating plate rotationally connected to the periphery of the bottom of the box body, a second rotating plate and a connecting plate. The second rotating plate is rotationally connected to the periphery of the top of the box body; the connecting plate is connected to the second rotating plate in a sliding manner and is connected with the first rotating plate through a hinge; a buffer mechanism for supporting the box body is arranged at the bottom of the frame body; and a control mechanism used for preventing the first rotating plate and the connecting plate from being automatically folded is arranged on the side wall of the frame body. An air pressure assembly capable of generating air when the buffer mechanism works is arranged at the bottom of the frame body and is used for driving the control mechanism to work. In the using process, the container can be protected from being damaged, when not used, the container can be folded, the occupied space is saved, and practicability is greatly improved.

The utility model discloses a material compacting device of loader, including compaction device, the bottom surface fixed connection of compaction device has the connecting disc, the bottom surface fixed mounting of connecting disc has the mounting disc, the bottom surface fixed connection of mounting disc middle has the thread bush, the inside thread connection of connecting sleeve has the compaction board, still include: the both sides surface symmetrical of thread bush is provided with the fixed assembly that penetrates, wherein, the fixed assembly that penetrates includes the connecting sleeve fixed connection with thread bush, wherein, the inside fixed assembly that penetrates is connected with the thread penetration rod, the both sides surface sleeve of thread penetration rod is equipped with rubber ring, one side surface of rubber ring is fixedly connected with connecting sleeve, through setting up the fixed assembly that penetrates, when can be more convenient to the compaction board replacement, can make to the compaction board replacement speed to a certain extent to improve to can, thereby reduce the downtime and the increase of time cost.

The present invention discloses a device of a buffer insole with power storage function based on magnetic damping. The insole includes three layers from top to bottom, namely, an upper layer, a middle layer and a lower layer. The upper layer is made of soft and comfortable material, the middle layer is made of rubber magnetic sheet, and the lower layer is made of elastic breathable material. A metal foil with an annular opening is embedded in a circle around the bottom of the sole body, and both ends of the opening of the metal foil are connected to a lithium battery. The sole body is divided into an inner and outer layer along a circle around the bottom, and a circle of soft metal strips / sheets are enclosed and embedded between the inner and outer layers as metal foil. The present invention can hinder the vibration of the insole, achieve the purpose of buffering and shock absorption, collect a small amount of induced current for storage and charging, have a long service life, and a stable shock absorption effect.

The invention discloses a water surface self-generating floating communication base station, which comprises a buoy base, a bottom float is arranged under the buoy base, a spherical universal joint is arranged on the bottom of the buoy base, and the buoy base passes through a spherical The universal connector is movably connected with the bottom float, and there is a buffer zone between the float base and the bottom float, and a buffer device is installed inside the buffer zone, and an inner ring groove is opened on the upper side of the float base. The invention relates to the technical field of communication engineering. The self-generating floating communication base station on the water surface solves the problem that it is very difficult to establish a base station on the water surface on the island and some locations, and the signal resources are poor. Through the purpose of self-generating reset, the device can be freed from floating on the water surface If there is no power supply, the device will stop working. The device can effectively use wave energy to deform the internal dielectric elastic body, so as to achieve the purpose of continuous power generation, and the signal will not be deteriorated due to the movement of the device.

The invention discloses a stone carving device capable of achieving taking and placing conveniently, and relates to the field of stone carving equipment. The stone carving device aims to solve the problems that stone feeding and discharging are inconvenient, and multi-angle carving cannot be achieved. The stone carving device specifically comprises a base and a clamping frame, winding mechanisms are arranged on the two sides of the outer wall of the top of the clamping frame correspondingly, each set of winding mechanism comprises two ropes, two pulleys and a winding roller, the two pulleys ofeach winding mechanism are rotationally connected to the outer wall of the top of the clamping frame correspondingly, and the winding rollers are rotationally connected to the outer wall of the top of the clamping frame. The clamping frame is arranged, ropes are arranged on the two sides of the clamping frame correspondingly, the bottoms of the four ropes are connected with the same supporting plate, when stone needs to be moved, clamping mechanisms are fixed to the two sides of the upper portion of the stone, then the stone is inclined, the supporting plate is placed at the bottom of the stone, then the four ropes are contracted at the same time to be fixed to the two sides of the stone, and therefore the aim of fixing the stone is achieved; and then the clamping frame is moved, and thestone is moved to a workbench to be carved.

The invention discloses a multi-type waste shredding and separating device for archives, which comprises a work box, a feed port seat is arranged on the top of the work case, a feed pipe is fixedly connected above the feed port seat, and an internal conveying pipe is provided in the middle of the feed pipe box, the top of the working box and the top of the inner delivery box are equipped with a connecting rod seat, the top of the working box is installed with the main connecting rod through the installation of the connecting rod seat, the top of the inner delivery box is installed with a connecting sub-rod through the installation of the connecting rod seat, and the main connecting rod It is rotatably connected with the end of the connecting sub-rod away from the installation link seat. The invention relates to the technical field of paper and paper shell waste shredding. This device solves the problems that the existing paper and carton waste shredding device is very troublesome to actively convey paper and carton waste, it is troublesome to adjust when shredding, and the later separation is relatively cumbersome, ensuring that the paper and carton waste can be Quickly enter the shredding work box, double-adjust shredding wheels to shred paper and carton waste to ensure the cleanliness of the feeding pipe.