80results about How to "Avoid scrolling" patented technology

The invention discloses an anti-shaking synchronizing mechanism for slide rails and relates to a slide rail auxiliary mechanism. The slide rail auxiliary mechanism comprises a pair of parallelly arranged slide rail supports and a pair of slide rails arranged on the slide rail supports. The anti-shaking synchronizing mechanism is arranged between the two slide rail supports and comprises a long rod-shaped connecting rod striding between the pair of slide rail supports, gears are connected to two ends of the connecting rod respectively, the gears on two sides are movably connected to the corresponding slide rails respectively and meshed with racks arranged on the slide rail supports, the installing positions of the rack agree with the push-pull directions of the slide rails, and the lengths of the racks correspond to a push-pull stroke of the slide rails. The anti-shaking synchronizing mechanism improves using touch of the slide rails.

The invention relates to an automatic multifunctional raw wood cutting machine and a cutting method, which belong to the field of wood processing. The automatic multifunctional raw wood cutting machine is usually applied to wood processing, and in the prior art, a single wood to be processed is carried to the cutting machine so as to be cut, dust produced during a cutting process flies about, woodbits are hard to collect, the environment is polluted, and the health of workers is influenced. The automatic multifunctional raw wood cutting machine comprises a feeding device, a cutting device anda conveying device, wherein the feeding device is connected with one side of the cutting device; and the conveying device is placed at the other side of the cutting device. Manual handling is not needed, and multiple woods to be processed can be loaded every time, so that the production efficiency is improved; and the humidity of the woods to be processed is increased, so that the dust produced during the cutting process cannot fly about, and the environment cannot be polluted.

The invention discloses a device for sending interactive information in live broadcast, which comprises a memory and a processor, wherein the memory is provided with an interactive information sendingprogram which can run on the processor; the program is executed by the processor to realize the following steps : when an interactive information acquisition request sent by a user terminal is received, a first time stamp is obtained from the interactive information acquisition request; a second time stamp sent by the last time is obtained; the time interval between the first time stamp and the second time stamp is calculated, and whether the time interval is larger than a preset time interval is judged; if yes, the interactive information between a time point corresponding to a difference value between the first time stamp and a preset duration and a time point corresponding to the first time stamp is obtained and sent to the user terminal for display. The invention further provides a method for sending interactive information in live broadcast and a computer readable storage medium. According to the device, the method and the storage medium, transmission of invalid data is reduced and effectiveness of the interactive information is enhanced, so that a phenomenon that a large amount of interactive information generated by network jittering is avoided.

A speaker device including a magnet formed in a ring shape; a yoke having a center pole portion inserted in the center of the magnet; a plate formed in a ring shape and arranged on the outer circumferential surface of the center pole portion of the yoke while being attached to the magnet; a coil bobbin formed in a cylindrical shape and movable in the axial direction of the center pole portion while being partially fitted on the center pole portion of the yoke; a voice coil wrapped around the outer circumferential surface of the coil bobbin, at least part of the voice coil being arranged in a magnetic gap formed between the plate and the center pole portion of the yoke; a diaphragm having its inner circumferential portion connected to the coil bobbin, the diaphragm being vibrated as the coil bobbin moves; and a magnetic fluid filled in the magnetic gap.

The invention discloses a drawer capable of popping up automatically and synchronously. An electromagnet is arranged at the tail end of an outer rail connected to one side of a cabinet body, synchronizing mechanisms are arranged on the outer rails connected on two sides of the drawer, each synchronizing mechanism comprises a long-rod-shaped connecting rod, the connecting rod is located between the outer rails on two sides in a stretching-across mode, two ends of the connecting rod are respectively connected with gears, the gears on two sides are respectively and movably connected to the corresponding outer rails and meshed with racks arranged on a support, annular buffer parts are arranged at the covering positions of a drawer face plate, on two sides of the cabinet body, microswitches are arranged on the buffer parts, the microswitches and the electromagnet are controlled through a controller, and the controller is further connected with a touch screen. When double hands of a user are not free, the user can conveniently open the drawer, synchronous opening of slide rails on two sides can be completed through the synchronizing mechanisms connected to the outer rails and only one electromagnet, the drawer is simple in structure, and the material cost is saved.

The invention discloses an automatic transmission mechanism for cylindrical workpieces, and relates to the field of transmission mechanisms. The automatic transmission mechanism for the cylindrical workpieces comprises a first platform, a second platform, inclined plates, lifting plates and a driving mechanism; the first platform and the second platform are vertically arranged, the inclined plates are used for connecting the first platform with the second platform, the lifting plates can ascend and descend between the first platform and the second platform, and the driving mechanism pushes the lifting plates to vertically move; holes are formed in the corresponding positions of the first platform and the second platform, and the lifting plates are matched with the holes in shape; and the inclined plates are connected between two adjacent holes of the first platform and the second platform. The automatic transmission mechanism is simple in structure and high in transmission efficiency.

The invention discloses a heavy dust-proof sliding rail. The heavy dust-proof sliding rail comprises an inner connection plate and an outer connection plate, wherein the outer connection plate is positioned at the exterior of the inner connection plate, two sliding rails are arranged between the inner connection plate and the outer connection plate side by side, and an outer rail of the sliding rails is fixedly arranged on the inner connection plate; an inner rail of the sliding rails is fixedly arranged on the outer connection plate, the outer side surface of the inner connection plate is provided with a hairbrush base, and the hairbrush base is provided with a hairbrush; the hairbrush is contacted with the inner side surface of the outer connection plate, the rear end of the outer connection plate is provided with a rear cover. The two sliding rails are combined together by virtue of the connecting plates, the bearing capacity is greater than two times that of the traditional sliding rail, the sliding rails are difficult to deform, and the bearing capacity demand of a heavy sliding rail is completely met. Meanwhile, the connecting plate is additionally provided with the hairbrush and a foam, the hairbrush and the foam have the function of obstructing relatively larger dust particles and sand particles, and when the sliding rails slide, the hairbrush can sweep residual dust in the connecting plate, so that the dust is not accumulated in the sliding rails, and the problem that a roller can not roll is avoided.

The invention relates to a post-processing technology for manufacturing of large chemical oil pipelines. A post-processing device for manufacturing of the large chemical oil pipelines is used in the post-processing technology. The post-processing device for manufacturing of the large chemical oil pipelines comprises a base, clamping mechanisms, position adjustment mechanisms, guide mechanisms andangle adjustment mechanisms, wherein the clamping mechanisms are symmetrically arranged at the left and right ends of the base, the position adjustment mechanisms are arranged below the clamping mechanisms, the angle adjustment mechanisms are symmetrically arranged in the middle of the base front and back, and the guide mechanisms are arranged above the angle adjustment mechanisms. The post-processing technology can solve the problems that during beveling of the large oil pipelines at present, the oil pipelines are not fixed firmly and roll, consequently, the cut surfaces are not flat, for different oil pipeline laying paths, an angle formed after two oil pipelines are connected together changes, but an existing technology cannot accurately control the beveling angle, and poor sealing of oil pipeline connection at a later stage can be caused.

A method and apparatus which provides a pressure sensor and / or temperature sensor connected to the low pressure side of a refrigeration system, or the discharge line of a scroll compressor. When the scroll compressor rotates backward, the change of pressure or temperature immediately sends a signal to work with a time-delay relay and a normally closed relay to immediately cut off the electrical power supply to the compressor. Thus, causing the scroll compressor to stop rotating in the undesirable direction.

The invention discloses a light-small pipe rod conveying device which comprises a frame, a lifting device, a sliding base, a sliding part and a pushing device. The sliding part linearly moves on the sliding base under the action of the pushing device, a feeding structure is arranged above the sliding part and connected with the sliding part through an overturning and sliding device, the overturning and sliding device comprises a supporting plate, an overturning drive device and a sliding drive device, the overturning drive device and the sliding drive device are arranged on the supporting plate, the feeding structure comprises an upper feeding groove and a lower feeding groove, the upper feeding groove is connected with the sliding drive device through a first swinging plate, and the lowerfeeding groove is connected with the overturning drive device through a second swinging plate. Sufficient total pushing strokes and stability in the conveying process of pipe rods are ensured when the total length and total weight of the device are decreased, and energy consumption and cost in use are reduced.

The invention discloses a manufacturing method of an MEMS bridge structure. The manufacturing method comprises the steps of 1, forming a first amorphous silicon layer on the surface of a substrate; 2,forming a first silicon dioxide layer; 3, forming a bridge column hole; 4, forming a second silicon dioxide layer, wherein the surface of the first amorphous silicon layer is covered with the first silicon dioxide layer and the second silicon dioxide layer; 5, forming a second amorphous silicon layer serving as an induction thin film, and performing patterning; 6, etching to expose the surface ofthe substrate at the bottom of the bridge column hole; 7, forming an electrode material layer and patterning the electrode material layer, wherein the patterned electrode material layer is in contactwith the second amorphous silicon layer and the surface of the substrate; 8, forming an ONO layer and patterning the ONO layer, wherein the top of the electrode material layer is covered with patterned ONO layer to eliminate the stress; and 9, etching the first amorphous silicon layer to form a suspended bridge structure. According to the present invention, the bridge structure can be prevented from rolling upwards, and therefore the bridge structure can be prevented from collapsing.

The invention relates to the technical field of fire-fighting equipment selling devices and discloses a fire-fighting equipment selling display device. The device comprises a display table, a clampingmechanism, a rotating mechanism and a display box, wherein the rotating mechanism is arranged in the display table, the display box is arranged on the upper surface of the display table, and the clamping mechanism is arranged in the display box; the clamping mechanism is composed of a first fixing plate, a first bearing, a second fixing plate, a second bearing, a threaded rod and a first hand wheel. According to the sales display device for the fire-fighting equipment, the fire-fighting equipment is placed in arc-shaped grooves in the upper surfaces of two horizontal second clamping plates ina display box, and a first hand wheel is rotated to drive a threaded rod to rotate, so that an adjusting plate descends to drive a first clamping plate to descend; the first clamping plate and the second clamping plate are used for clamping and fixing the fire-fighting equipment, so that the rolling phenomenon of the existing fire-fighting equipment during displaying and selling is avoided, and the structure is simple and convenient to operate.

The invention provides a building construction tile carrier with good carrying convenience, comprising a support table; a first support plate is welded to each side of the top of the support table, lifting frames are arranged at the tops of the first support plates, the bottom ends of the lifting frames are slidably connected with the first support plates through first slide channels, a fixing rodis hinged between the two lifting frames, an electric push rod is fixedly mounted on each side of the outer surface of the support table, the top ends of the lifting frames are slidably connected with second support plates through second slide channels, and a carrier box is welded to the tops of the second support plates through third support plates. The building construction tile carrier with good carrying convenience has the advantages that through cooperation of the electric push rods and the lifting frames, the carrier box can be lifted freely, tiles in the carrier box can be conveyed tobuilders who paste the tiles at a height, manpower is further saved, and potential safety hazards due to tiles falling onto builders during casting are decreased.

The invention discloses an uncoiling device for relief three-dimensional holographic image thermal shrinkage film production. The uncoiling device comprises a bottom plate; supporting columns are mounted at the four corners of the bottom of the bottom plate, rolling wheels are mounted at the bottoms of the supporting columns, and locking mechanisms are mounted between the inner sides of the supporting columns; and an electric push rod is mounted in the center of the top of the bottom plate, a base is mounted at the top of the electric push rod, a frame body is mounted at the top of the base, adriving mechanism is mounted on the left side wall of the frame body, and a control panel is mounted on the right side wall of the frame body. The driving mechanism drives a second bidirectional leadscrew to rotate, the second bidirectional lead screw drives sleeves to slide towards the two sides while rotating, and thus a movable rod rotates; and the movable rod rotates to push uncoiling supporting plates to slide in inner cavities of sliding grooves through sliding blocks, thus the distance between the uncoiling supporting plates is convenient to adjust, thus the device can uncoil thermalshrinkage films with different widths, and the practicability of the device is improved.

The invention relates to a post-processing system for manufacturing large-scale chemical oil pipelines. The system comprises a base, clamping mechanisms, position adjusting mechanisms, guiding mechanisms and angle adjusting mechanisms, the clamping mechanisms are symmetrically arranged at the left end and the right end of the base, the position adjusting mechanisms are arranged below the clampingmechanisms, the angle adjusting mechanisms are symmetrically arranged front and back in the middle of the base, and the guide mechanisms are arranged above the angle adjusting mechanisms. According tothe system, the problems that in the prior art, when the large-scale oil pipelines are beveled, the fixing of the oil pipelines is not firm and the oil pipelines roll to cause uneven cutting planes,according to different oil pipeline laying paths, an angle formed by connecting two sections of the oil pipelines together changes, the beveling angle cannot be accurately controlled in the prior artcan lead to poor connection and sealing of the oil pipelines in the later period are solved.

The invention belongs to the field of school supplies and discloses a gel pen to achieve the purpose of multiple functions. According to the technical scheme, the gel pen is mainly composed of a pen holder, a pen point, a refill and a pen cap. A flexible ring is installed at the front portion of the pen holder. Two rubber pieces are inserted in the flexible ring. An electronic clock, an LED lamp and a counterfeit detector are arranged on the pen cap. When the gel pen is used, a center pen body is directly used for writing or the electronic clock is used for controlling time; and the LED lamp is used for illumination or the counterfeit detector is used for completing the distinguishing work. People hold the flexible ring and the rubber pieces through fingers, the flexible ring and the rubber pieces have the buffering effect, and the fatigue degree of the fingers can be lowered. When the gel pen is put on a desk, due to the blocking function of the rubber pieces, the gel pen can be prevented from rolling. The electronic clock, the LED lamp and the counterfeit lamp are installed on the pen cap so that more convenience and fun can be brought to the study and life of people. The gel pen is simple in design structure, convenient to use, low in price and very high in popularization value.

The invention discloses a storage device for shaft metal product parts. The storage device comprises a fan, an air filter screen, a drying oven, a heating wire, a first valve, a three-way valve, a second valve, a cabinet body air inlet joint, a first shaft placing plate, a cabinet body, shaft holes, a cabinet body air outlet joint, a one-way valve, an inserting plate, universal wheels, a box door,a cabinet door and a second shaft placing plate. The cabinet body of the storage device comprises the first shaft placing plate and the second shaft placing plate, so that the shaft parts can be regularly placed in the shaft holes of the first shaft placing plate and the second shaft placing plate, the storage and taking of the shaft parts are facilitated, and the rolling of the shaft parts is avoided; and the storage device comprises a drying mechanism, when the weather is humid, the interior of the cabinet body and the surfaces of the shaft parts can be dried through the drying mechanism, so that the corrosion of the surfaces of the shaft parts due to humid environment is greatly avoided, and the improvement of the storage time of the shaft parts is facilitated.

The invention discloses a bending device of an engineering machinery cab framework. The bending device comprises an operating platform and supporting feet, wherein the number of the supporting feet isfour, and the four supporting feet fixedly support four corners at the bottom of the operating platform; a clamping device and a bending device body are arranged at the upper end of the operating platform, and the clamping device comprises hydraulic cylinders, supporting blocks, rollers and supporting plates; the rollers are rotatably fixed above the operating platform through the supporting plates and bearings, and the number of the rollers is two; and the surface of each roller is provided with a supporting groove, the upper parts of the rollers are provided with a pipe fitting, and the hydraulic cylinders are fixed to the upper and lower parts, on the two sides of the rollers, of the operating platform. According to the bending device of the engineering machinery cab framework, a high-frequency pipe is arranged on the operating platform so that the bending position of a to-be-bent pipe fitting can be arranged in the high-frequency pipe to be heated, furthermore, the left side of the pipe fitting is clamped under the action of the hydraulic cylinders, when the bending operation is carried out, the bending position is more easily bent after being heated, the strength of the pipefitting cannot be influenced, and after being clamped, the pipe fitting can be prevented from rolling in the bending process.

The invention discloses pipeline welding opening supporting equipment, and relates to the technical field of pipeline welding. The pipeline welding opening supporting equipment comprises a containing bottom plate, the center of the top of the containing bottom plate is connected with the center of the bottom of a supporting arc plate through an elastic telescopic supporting column, and the bottoms of the two sides of the supporting arc plate are hinged to one ends of two hinged transmission rods correspondingly. According to the pipeline welding opening supporting equipment, by arranging the supporting arc plate, a supporting function can be achieved on welding end openings of two steel pipes, meanwhile, the supporting arc plate can descend under the action of the steel pipes, two wrapping and positioning arc plates move in the opposite directions through a pushing column by controlling an opening frame and cooperation strips, the two ends of the two wrapping and positioning arc plates abut against the outer walls of the steel pipes, the situation that the steel pipes roll on the top of the supporting arc plate in the welding process is avoided, meanwhile, when the steel pipes are rotated, the two ends of the two wrapping and positioning arc plates can achieve a limiting effect on the steel pipes, and the situation that the two steel pipes are staggered is avoided.

The invention discloses a multifunctional basketball stand which comprises a basketball stand body. The basketball stand body comprises a support stand column, a horizontal cantilever, a shooting baffle and a basketball rim and further comprises a solar cell panel and a control box, a solar storage battery and a solar controller are fixed into the control box, an arc-shaped light rod is fixed to the horizontal cantilever, and an illuminating light is fixedly mounted at the upper end of the arc-shaped light rod. The basketball rim is fixedly sleeved with a ball net, the ball net is a long barrel net, a basketball box with an opening in the top is fixed to one side of the support stand column, a basketball inlet is formed in the side wall of the basketball box, and a lower end opening of thelong barrel net is in butt joint with the basketball inlet. A storage cabinet is fixed to the other side of the support stand column. The use convenience of the multifunctional basketball stand at night can be improved; when the multifunctional basketball stand is used as a recreation facility, the phenomenon that the basketball rolls all over the site after being shot into the basketball rim canbe further avoided, and the storage function of the basketball stand is further increased.

The invention discloses a full-automatic light conveying system of a cylindrical material in an axially horizontal placement state. The conveying system comprises a rack, straight conveying lines and rotary conveying lines, wherein the straight conveying lines and the rotary conveying lines are arranged on the rack; corners between the adjacent straight conveying lines are connected by the rotary conveying lines; each straight conveying line comprises two synchronous belt conveying mechanisms a; the two synchronous belt conveying mechanisms a are arranged on the two sides of the rack and are symmetrical along a horizontal center line of the rack; and each rotary conveying line comprises a rotary rack, two synchronous belt conveying mechanisms b and a rotary air cylinder. The system avoids rolling and sliding of the material in a conveying process, and achieves turning conveying between the straight conveying lines at the same time.

The invention relates to an outer wall hole forming process for PVC pipe machining. The outer wall hole forming process comprises the following steps that A, a PVC pipe is arranged in a penetrating mode, one end of the PVC pipe penetrates through a PVC pipe clamping assembly and a PVC pipe displacement assembly, and then the two ends of the PVC pipe are arranged on a PVC pipe bracket; B, the PVC pipe is automatically clamped and punched, after the PVC pipe is placed, a lifting air cylinder drives a transverse plate to move downwards, an elastic block is in contact with the PVC pipe clamping assembly firstly, the PVC pipe clamping assembly clamps the PVC pipe, and a punching motor drives a drill bit to punch holes in the PVC pipe; C, drill bit chippings are removed, after hole forming is completed, the drill bit leaves the PVC pipe, and when the drill bit passes through an arc-shaped pressing piece, bristles clean the drill bit; D, the PVC pipe moves, when a push rod of a moving air cylinder is pushed out, an upper driving plate and a lower driving plate clamp the PVC pipe to move, and movement of the PVC pipe is achieved; and E, the position of the PVC pipe bracket is adjusted.

The invention discloses intelligent logistics storage equipment which structurally comprises a bearing plate, a fixed rod and supporting frames, wherein the fixed rod is welded with the inner sides of the supporting frames; the bearing plate is embedded between the inner sides of the two supporting frames; spherical package placed on the bearing plate generates pressure on a telescopic block, so that the telescopic block downwards slides and extends out along an upper connecting frame, and thus, a bump on a lower jointing plate can generate upward thrust on an upper pushing block, upward pushing force can be generated on clamping plates by virtue of a pushing frame, the two clamping plates can clamp the spherical package to fix in position, and the spherical package is effectively prevented from a rolling condition on the bearing plate; an adsorbing plate is taken out upwards to swing under pull of the spherical package, so that an external pushing frame extends outwards along a fixing rod under matching with a linkage rod, and thus, the external pushing frame can push an adhesive tape to the outer side of the adsorbing plate.

The invention belongs to the technical field of power grid operation and maintenance tool storage equipment, and particularly relates to a moisture-proof power cabinet. The moisture-proof power cabinet comprises a cabinet body and a humidity control device arranged in the cabinet body, the humidity control device comprises a humidity induction module and a central processing module, multiple partition boards are arranged in the cabinet body and divide the cabinet body into multiple storage chambers, the humidity control device further comprises a hot air generation device on the lower portionof the cabinet body, the hot air generation device communicates with the storage chambers through an airflow channel, and the humidity induction module, the central processing module and the hot air generation device are electrically connected in sequence. Hot air flow generated by the cabinet directly enters the storage chambers through the airflow channel to dry a power tool, and the moisture-proof effect is direct and effective.

The invention discloses anti-shaking equipment for circular article transportation and a using method thereof, and belongs to the technical field of circular article transportation. The anti-shaking equipment comprises two vertical supporting rods, a same transverse supporting rod is installed at the top ends of the two vertical supporting rods, and the vertical supporting rods and the transverse supporting rod are each of a hollow structure; a speed reduction brake motor is fixedly mounted on the upper surface of the transverse supporting rod; by arranging the a limiting assembly I, by means of sliding connection of sliding rods and a sliding sleeve and the gravity effect of the sliding rods, when the multiple sliding rods make contact with the top of a spherical object, the multiple sliding rods can rise to different degrees due to extrusion force of the spherical object; a groove matched with the top of the spherical article is formed in the bottoms of the sliding rods to store and limit the spherical object, the rolling phenomenon of the spherical object in the transportation process is avoided, transportation of the spherical object is facilitated, and the whole structure is simple, maintenance is convenient the practicability is high.

The invention discloses a quartzite color sorter, which comprises a feed inlet, wherein a vibrating hopper is arranged at the lower end of the feed inlet, the lower part of the vibrating hopper is fixedly connected with a vibrator through screws, one end of the vibrating hopper extends into an upper chute, and the feed inlet is fixedly connected with a fixing plate through screws, one end of the fixing plate is fixedly arranged on a lower-layer sorting upper viewing bin, a lower-layer sorting bin is arranged below the lower-layer sorting upper viewing bin, a lower-layer sorting discharge outlet is formed in one side of the lower-layer sorting bin, and a leftover material outlet is formed in the lower end of the lower-layer sorting bin. By designing a scraping plate and a centralizing plateat a chute outlet, the phenomenon that quartzite rolls everywhere when falling on a conveyor belt is avoided; by designing grooves in the conveyor belt, the quartzite can be flatly put on the conveyor belt by matching with the scraping plate, so that the phenomenon that the quartzite is accumulated to reduce the color sorting precision of the color sorter is avoided.

The invention relates to a holding sports equipment structure with a safety device, which includes a dumbbell body, on which a guide frame is symmetrically arranged, and the bottom of the guide frame is fixedly connected with a mounting seat, and the guide frame includes a bottom plate. The top side of the bottom plate is symmetrically connected with a vertical plate, the top of the vertical plate is fixedly connected with an arc-shaped frame, the bottom of the bottom plate is fixedly connected with a connecting block, and the left and right sides of the connecting block are symmetrically provided with sliding blocks. There is a placement plate that is movably connected between the placement plates, and the top side of the placement plate is equidistantly connected with buffer springs. The mounting seat includes a first connecting plate and a second connecting plate, which avoids irregular postures of novices during use and greatly guarantees The safety of the exerciser during use facilitates the stable placement of the dumbbell body, avoids the rolling of the dumbbell body on the ground, and prevents the weight plate from slipping and hitting the user's feet during use.

The invention discloses a shearing device for piston rubber ring machining, and relates to the technical field of piston rubber ring machining. The shearing device comprises a base, a clamping and fixing mechanism, a cutting mechanism and a movable positioning mechanism, a side plate is fixed to the outer side of the upper portion of the base, a hydraulic cylinder is installed above the middle ofthe base, and a piston rod is arranged above the hydraulic cylinder; and a supporting seat is fixed above the piston rod, a driving motor is installed above the supporting seat, a rotating shaft is arranged above the driving motor, an auxiliary steel core is arranged above the rotating shaft in a sleeving mode, and a rubber ring pipe blank is arranged on the outer side of the auxiliary steel core.The shearing device has the following beneficial effects that the auxiliary steel core and the rubber ring pipe blank on the outer side of the auxiliary steel core are conveniently driven to rotate through the arrangement of the driving motor and the rotating shaft, so that the cutting mechanism can rotate for a circle on the outer side of the auxiliary steel core and the rubber ring pipe blank to deepen the cutting effect; and through the arrangement of the hydraulic cylinder and the piston rod, the driving motor and the auxiliary steel core are conveniently driven to ascend and descend, andtherefore the shearing position is conveniently adjusted.

The invention discloses a basketball stand with a solar power supply device. The basketball stand comprises a basketball body, and the basketball body comprises a support stand column, a horizontal cantilever, a shooting baffle and a basketball rim. A solar cell panel fixed to the top end of the support stand column and a control box fixed to the horizontal cantilever are further included, a solarstorage battery and a solar controller connected with the solar cell panel are fixed into the basketball rim, an arc-shaped pole is fixed to the horizontal cantilever, an illuminating lamp is fixedlymounted on the arc-shaped pole, the illuminating lamp is connected with the power supply end of the solar storage battery, and a basketball net fixedly sleeves the basketball rim and is a long barrelnet. A basketball box with a top opening is fixed to one side of the support stand column, a basketball inlet is formed in the side wall of the basketball box, and a lower end opening of the long barrel net and the basket inlet are in butt joint and are fixedly connected. According to the basketball stand, the convenience of night use can be improved, and when the basketball stand is used as a recreation facility, and the phenomenon that a basketball rolls on a court all around after being shot can be further avoided.