56results about How to "Play the role of rotation" patented technology

The invention discloses a device selectively using a shower head and a rain shower. The device is fixedly connected on a support arm tube and comprises a body, a supporting tube, a shower head, a rain shower and a water distribution disk, wherein the body comprises a sleeve body and a division plate which is sealed and fixedly arranged in the sleeve body; the supporting tube is rotatably connected behind the sleeve body and is communicated with a rear chamber; the shower head is communicated with the supporting tube; the rain shower is fixedly connected on the sleeve body and is communicated with a second water outlet; and the water diversion disk is rotatably arranged in the sleeve body, is rotated between a first position and a second position, and is fixedly connected with the supporting tube so as to rotate along with the supporting tube. By rotating the supporting tube, water-discharge switching between the supporting tube and the rain shower can be realized, and therefore the device is convenient to use.

The invention discloses a machining drilling device with a protective function. The machining drilling device comprises a drilling device body, a supporting frame, a hydraulic cylinder, a motor, a tightening nut, a supporting rod, a handwheel, a machining table, a chip collecting bucket and a moving wheel; and the supporting frame is arranged at the top of the drilling device body, the lower end of the supporting frame is connected with a lifting plate through the hydraulic cylinder, an anti-collision bar is arranged at the lower end of a protective plate, the supporting rod is welded to the lower end of the supporting frame, the machining table is arranged below the lifting plate, a moving groove is formed in the inner side of a fixing plate and is in bolt connection with a fixing bar, the chip collecting bucket is arranged under the fixing plate, the handwheel is arranged at the outer end of a rotating rod, the rotating rod is in bearing connection with the machining table, and a limiting block is arranged on the rear side inside the machining table. According to the machining drilling device with the protective function, waste chips generated during drilling can be isolated froman operator, and the operator conveniently rotates the fixing plate.

The invention discloses a dam detection platform based on an anti-collision system, and relates to the technical field of dam detection. The dam detection platform comprises a fixing seat, a lifting mechanism is fixedly arranged on the upper surface of the fixing seat, and buffering mechanisms are fixedly arranged on the left side face and the right side face of the lifting mechanism. According tothe dam detection platform based on the anti-collision system, a lifting plate can drive a detection platform body to ascend and descend through a lifting rod when the lifting plate ascends and descends so that the function of adjusting the detection platform body can be achieved, and the problem that the vision of a detector is hindered in the detection process of the dam is solved; a certain damping effect can be achieved through the elasticity of a first damping spring, the buffer performance of a buffer plate is improved, and a better protection effect is achieved; the buffer plate can play a better damping role through the elastic force of a second damping spring together with damping of the first damping spring; and the buffer plate can play a certain buffering role through the elasticity of a buffer spring, so that the service life of the buffer plate is effectively prolonged.

The invention discloses a cloth clamping device for weaving, which comprises a base, the left side of the top of the base is fixedly connected with a left support plate, the right side of the top of the base is fixedly connected with a right support plate, and the top of the left side of the left support plate is An electric box is fixedly connected, and the inner cavity of the electric box is provided with a motor. The present invention uses a base, a left support plate, a right support plate, a motor, a rotating rod, a cross bar, a reel, a box body, a connecting block, a moving plate, a connecting frame, a first connecting rod, a fixed block, an electric telescopic rod, and a moving rod. , casing, spring, support plate and the second connecting rod have the advantages of stabilizing the curled fabric, and solve the problem that the existing textile winding device cannot clamp the textile when winding the textile, and it needs to be wound manually. When the cloth is wound by driving the reel to rotate, the operation is cumbersome, which reduces the work efficiency, causes the textiles to be easily crumpled after being rolled up, and reduces the quality of the textiles.

The invention discloses an environment-friendly gas-insulated cabinet. The environment-friendly gas-insulated cabinet comprises a base, two connecting plates which are in left-right symmetry are fixedly connected to the top of the base, the sides, away from the base, of the connecting plates are connected with support springs, the ends, away from the connecting plates, of the support springs are fixedly connected with support plates, the top of the base is provided with a through hole which is located on one side away from the two connecting plates and is communicated with the bottom of the base. By arranging two symmetrical condensers, a first circulating pipeline and a second circulating pipeline, the effect of circulating cooling of the liquid inside the pipelines can be achieved, so that the effect of reducing the internal temperature of the gas-insulated cabinet by utilizing the heat conduction performance of the pipelines is achieved, the temperature of the gas-insulated cabinetis enabled to be at a proper temperature through continuous circulating cooling, the effect that the resistance of the electric conductor cannot be increased due to the rise of temperature is achieved, the power resources consumed by electric power transportation are greatly saved, and therefore the effect of environment-friendly electricity utilization is achieved.

The invention discloses a colored spun yarn drying and collecting device which comprises a collecting device bracket, a yarn collecting cylinder, a driving cylinder and a motor, wherein the upper part of the collecting device bracket is connected with a fixing bracket through fixing bolts I; the lower end of the fixing bracket is connected with a protective screen plate through fixing bolts II; the interior of the collecting device bracket is connected with supporting rods; supporting drums are mounted on the supporting rods; the yarn collecting cylinder is mounted at the upper end of a first bracket; the driving cylinder is fixed at the upper end of a second bracket; a yarn guiding groove is formed in the outer surface of the driving cylinder; and yarn is arranged on the yarn guiding groove. According to the colored spun yarn drying and collecting device, the arranged yarn collecting cylinder has a collecting effect on the yarn; the arranged protective screen plate has a protective effect on drying lamp tubes, so that the drying lamp tubes can be protected from damage caused by external objects; and the arranged drying lamp tubes have a drying effect on the yarn, so that the working environment can be protected from pollution caused by incompletely dried yarn and the influence on the yarn quality can be avoided.

The invention discloses a suspension system for realizing height adjustment of a vehicle body. The system includes a mandrel and an adjustment chamber, the two ends of the mandrel are fixed to the body, the adjusting cavity sleeves the mandrel, and the left and right sides of the adjusting cavity are connected with blade shock absorbers. A longitudinal arm is connected to that outer end of the blade shock absorbers on the left and right sides. The blade shock absorber and a longitudinal arm sleeve the mandrel. A torsion bar spring is connected between the left blade shock absorber and the right side longitudinal arm and between the right blade shock absorber and the left side longitudinal arm respectively, the lower end of the longitudinal arm is used for connecting with the wheel, the adjusting cavity drives the blade shock absorbers on both sides to rotate, and the blade shock absorbers on both sides drive the corresponding longitudinal arms to rotate around the mandrel through the torsion bar spring. The system realizes the automatic adjustment of the height of the car body, has the function of damping the vibration of the car body, so that the car body platform can adapt to allkinds of complex terrain, and realize the functions of climbing, crossing ditches, mountain driving and so on.

The invention relates to a valve mechanism for an internal combustion engine, particularly for a diesel motor. The invention comprises the following components: a main swinging rod for operating a valve lifter; wherein the main swinging rod can rotate in rotary direction of an axial cord through a first cam of a cam axle; a conversion swinging rod, which can rotate around the axial cored through a second cam of the cam axle that off sets the first cam; a switch component, and in its active status (Figure 4), the conversion swinging rod makes the main swinging rod rogether winding the pole axial cord, wherein, the switch component comprises a conversion pin and a stop dog; the stop dog is set one of the main swinging rod and the conversion swinging rod, and makes the other of the two be guided movably in slip direction in such a way that the conversion pin plays a role of maing the main swinging rod rotate together with the conversion swinging rod. Wherein, the slip direction (5) is vertical to the pole axial core roughly.

The invention discloses a paper extraction device. The paper extraction device comprises a casing, wherein a rotatable rolling shaft for loading roll paper is arranged in the upper part of the casing;a paper taking opening is formed in the lower part of the casing; a rotating roller and a pressing roller which allow the roll paper to pass and clamp the roll paper are arranged between the roll shaft and the paper taking opening; a driving mechanism which is connected with the rotating roller and the pressing roller and drives the rotating roller and the pressing roller to rotate is arranged inthe casing; an infrared detecting part for controlling the driving mechanism to work is outwards arranged in the paper taking opening. Automatic movement of the roll paper is realized under the action of pressing and rotating of the pressing roller and the rotating roller; meanwhile, starting and stopping of a motor are controlled by the infrared detecting part; by means of a protective plate, the roll paper is prevented from being scratched in the moving process, and cutoff of the roll paper can be guaranteed; with the adoption of storage grooves, the rotating shaft and the roll paper are convenient to take out.

The invention discloses a quick switching device for a mold of a numerical control punching machine, and relates to the technical field of numerical control punching. The quick switching device comprises a punching model, wherein the bottom surface of a punching model is fixedly provided with a switching mechanism; the bottom surface of the switching mechanism is fixedly provided with a fixing mechanism; and buffer mechanisms are fixedly mounted on both sides of the fixing mechanism. By means of the quick switching device, two sliding plates are driven to slide by two threaded pipes when two threaded rods rotating, so that an inserted rod is taken out from the inside of a fifth socket by sliding of the sliding plates; the function of switching the punching model at any time is achieved; the problem that the punching model not easy to replace is effectively avoided; the punching model can be fixed by the landing of a fixed plate; the stability of the punching model is effectively increased; and the elastic force of a first buffer spring makes the fixing plate play a certain buffering role when landing, so that the damage of the fixing plate is effectively avoided.

The invention discloses cutting equipment for machining mechanical parts and belongs to the field of machining. The cutting equipment comprises a workbench, supporting legs are fixedly connected to the four corners of the bottom of the workbench correspondingly, moving mechanisms are fixedly installed at the bottoms of the supporting legs correspondingly, and stand columns are fixedly connected to the four corners of the top of the workbench correspondingly. A top plate is fixedly connected among the tops of the stand columns, an adsorption mechanism is fixedly installed at the top of the workbench, limiting mechanisms are fixedly installed at the positions, located on the left side and the right side of the adsorption mechanism, of the top of the workbench, and a first telescopic air cylinder is fixedly installed on the left side of the top of the top plate. The output end of the first telescopic air cylinder is fixedly connected with an L-shaped plate, a second telescopic air cylinder is fixedly installed at the top of the L-shaped plate, and a through hole is formed in the position, corresponding to the output end of the second telescopic air cylinder, of the top of the L-shaped plate. The adsorption mechanism is arranged and used for adsorbing a to-be-cut mechanical part to the workbench so that a worker can conduct cutting work conveniently.

The invention discloses a wood cleaning device for papermaking. The wood cleaning device comprises a machine body. A driving motor is fixedly connected to the inner wall of the bottom of the machine body. A rotary shaft is fixedly connected to the output end of the side, away from the inner wall of the bottom of the machine body, of the driving motor. A bottom plate is fixedly connected to the end, away from the output end of the driving motor, of the rotary shaft. The wood cleaning device is provided with a stepping motor, a rotary rod, first bristles, an asynchronous motor, a cleaning disc and second bristles, thus the cleaning effect on wood in a frame is achieved, the inner surface of the wood is cleaned with the first bristles, the outer surface of the wood is cleaned with the secondbristles, an overall cleaning effect on the wood is further achieved, a better cleaning effect is ensured, the effect of better subsequent processing is further achieved, and the effect of less impurities of produced paper is achieved.

The invention discloses a bobbin used for a textile machine. The bobbin comprises a first supporting plate and a second supporting plate. The second supporting plate is located on the top of the first supporting plate. A first sleeve is fixedly connected to the top of the first supporting plate. A second sleeve is fixedly connected to the bottom of the second supporting plate. A hollow block is fixedly connected to the top of the inner wall of the second sleeve. The bottom of the inner wall of the first sleeve is fixedly connected with a supporting pillar. By means of the bobbin, due to the fact that the first sleeve, the second sleeve, the hollow block, the supporting pillar, a fixing plate, a screw rod, a four-corner clamping block, a screw block, a connecting pillar, a connecting plate, a spring, a bearing, a rotating pillar and a clamping sleeve are arranged, the problems that different lengths of an existing bobbin cannot be adjusted according to requirements of users, and when excessive materials are wound, stacking and knotting are likely to happen are solved. The bobbin used for the textile machine has the beneficial effects that the length can be adjusted, the phenomenon that stacking and knotting happen when excessive materials are wound is avoided, and use of a user is facilitated.

The invention relates to the technical field of glass bonding agent preparation and discloses novel automobile glass binding agent preparation equipment which comprises a shell, wherein a feeding pipeline is fixedly connected inside the shell; a measuring rack is fixedly connected inside the shell and at the lower end of the feeding pipeline; a holding plate is moveably connected inside the measuring rack; a discharge pipeline is moveably connected with the bottom of the holding plate; the surface of the a discharge pipeline is sleeved by a spring; and a storage groove is fixedly connected inside the feeding pipeline. When the pore in the surface of the equipment is enlarged, a resin flows out, organic waste gases are generated after the resin flowing out is cured, a scraper plate can be driven to rotate when a spring is deformed, wind can be generated when the scraper plate is rotated, the wind is the center of the rotating shaft, and then the organic waste gases generated when the resin is cured can be sucked into a storage tank from the discharge pipeline in the deformation recovery process, and are absorbed by a waste gas absorption material, so that an effect of eliminating waste gases after bonding is completed can be achieved.

The invention relates to the technical field of digital accessory power bank protection. The invention further discloses a power bank capable of stopping loss due to lack of electricity by utilizing action energy. The power bank comprises a shell, the shell is movably provided with a protection box through a shaking spring, a sliding rail is fixedly connected into the protection box, a battery isfixedly installed at the upper end of the sliding rail, a screw is movably connected to the surface of the sliding rail, shaking shafts are movably connected to the two ends of the screw through meshing plates, temperature sensing bags are fixedly connected to the surfaces of the meshing plates, and magnetic plates are fixedly connected to the lower ends of the temperature sensing bags. The ratchet wheel is rotationally meshed with the guide rod wheel to do magnetic induction line motion generated by cutting the magnetic plate; and meanwhile, when the human body walks, the hands can swing along with the human body, and when the hands swing downwards, the ratchet wheel is not meshed with the pawl, so that under the action that gravitational potential energy is converted into kinetic energy,the ratchet wheel is attached to the hand to move, the hand swing kinetic energy is utilized, and the effect of preventing battery loss by utilizing the kinetic energy of the human body is achieved.

The invention discloses a special fixture for boring hole groups in bearing blocks of drum-shaped box bodies. The fixture comprises a fixture seat (13), a fixture body (10) and a clamping body; the fixture seat (13) is fixedly connected with a workbench (16) of a boring mill (1) by the aid of a T-shaped bolt; the right end surface of the fixture body (10) abuts against the fixture seat (13) by the aid of a tensioning screw rod (15) in a back-to-back manner; a clamping seat (6) of the clamping body is fixedly connected with the fixture body (10) by the aid of a bolt (18); and the special fixture for boring the hole groups in the bearing blocks of the drum-shaped box bodies is formed as a whole. The fixture is simple in structure, convenient to mount, accurate in positioning, firm in clamping and easy to adjust.

The invention discloses a multifunctional intelligent drawing device which comprises an auxiliary drawing device. The auxiliary drawing device comprises a shell. The shell comprises a shell body, a pencil guide plate, a waste chip groove, a limiting block, a limiting plate and a cutting mechanism and also comprises a pencil feeding mechanism, a fixing mechanism, a model detecting and smearing mechanism and a sensing and controlling mechanism. By arranging the model detecting and smearing mechanism, the waste caused by wear of a label is avoided, and a drawer is assisted to different pencil types clearly. By arranging the cutting mechanism, the preparation times of drawing tools before drawing and during drawing of the drawer are saved. The fatigue feeling of the drawer is alleviated effectively by means of an easel which is changeable in position.

The invention discloses an integrated trailing arm type independent suspension system. The system comprises a power device, the left side and the right side of the power device sleeve mandrels respectively, the mandrels on the left side and the right side are fixedly connected with a vehicle body separately, blade dampers and trailing arms sleeve the mandrels on the left side and the right side insequence from inside to outside, the inner ends of two blade dampers on the left side and the right side are connected with the two ends of the power device respectively, the trailing arms are connected with the blade dampers on the corresponding sides, torsion rod springs are connected between the blade damper on the left side and the trailing arm on the right side and between the blade damper on the right side and the trailing arm on the left side, and the lower ends of the two trailing arms are connected with the wheels. Automatic adjustment of the vehicle body height is achieved, and thevehicle body damping function is achieved; a vehicle body platform can adapt to various complex terrains, and the functions of climbing, ditch crossing, mountain driving and the like are achieved.

The invention belongs to the technical field of physical education, in particular to a ball cleaning device for physical education training. When an existing ball cleaning device for physical education is used for cleaning balls, balls are placed in the cleaning box, water and bristles are stirred and driven to clean the balls, the cleaning effect is good, the balls need to be taken out of the cleaning box after cleaning is finished, the space in the cleaning box is limited, large-batch single-time cleaning cannot be conducted, and the ball cleaning efficiency is affected, in order to solve the problems, the invention provides the following scheme the ball cleaning device comprises a bottom plate and a cleaning pipe, the cleaning pipe, a feeding pipe and a flow guide plate are arranged; when balls are cleaned, the balls are added into the cleaning pipe through the feeding pipe, the water body drives the balls to move in the cleaning pipe under the guide of a water body guide plate, thebrush bristles on a brush plate brush the balls, the water body flushes the balls, and therefore, the cleaning effect of the balls is guaranteed, the assembly line cleaning is achieved, and the cleaning efficiency is improved.

The invention discloses a suspension system for realizing height adjustment of a vehicle body. The system includes a mandrel and an adjustment chamber, the two ends of the mandrel are fixed to the body, the adjusting cavity sleeves the mandrel, and the left and right sides of the adjusting cavity are connected with blade shock absorbers. A longitudinal arm is connected to that outer end of the blade shock absorbers on the left and right sides. The blade shock absorber and a longitudinal arm sleeve the mandrel. A torsion bar spring is connected between the left blade shock absorber and the right side longitudinal arm and between the right blade shock absorber and the left side longitudinal arm respectively, the lower end of the longitudinal arm is used for connecting with the wheel, the adjusting cavity drives the blade shock absorbers on both sides to rotate, and the blade shock absorbers on both sides drive the corresponding longitudinal arms to rotate around the mandrel through the torsion bar spring. The system realizes the automatic adjustment of the height of the car body, has the function of damping the vibration of the car body, so that the car body platform can adapt to allkinds of complex terrain, and realize the functions of climbing, crossing ditches, mountain driving and so on.

The invention provides an outdoor billboard windproof device and belongs to the technical field of billboards. The technical scheme includes that: the outdoor billboard windproof device includes a base and a supporting rod. One end of the supporting rod is fixedly connected with the base. The other end of the supporting rod is connected with a frame. The frame is provided with a rotating shaft. The rotating shaft is provided with a billboard. The billboard penetrates through a main shaft and is fixedly connected with the main shaft. The top of the frame is provided with a control mechanism. The control mechanism drives the billboard to rotate around the axis of the rotating shaft. The outdoor billboard windproof device has the advantage that the head wind blowing of the billboard can be changed into a side wind blowing, which reduces the pressure exerted by the strong wind on the billboard and reduces the damage to the billboard caused by the strong wind.

The invention provides a transfusion rack capable of automatically pre-warning and relates to the field of transfusion racks. The transfusion rack capable of automatically pre-warning comprises a base. Rollers are movably connected to the bottom of the base, a supporting rod is inserted into the top of the base, a power supply socket is fixedly mounted on the surface of the supporting rod above the base, a supporting box is fixedly mounted on the surface of the supporting rod above the power supply socket, a U-shaped plate is arranged in the bottom of the supporting box, a controller is fixedly mounted between the bottom of the supporting box and a U-shaped groove of the U-shaped plate, and an LED display screen and a digital adjusting button are fixedly mounted on the front surface of the supporting box, separately. The transfusion rack capable of automatically pre-warning provided by the invention is simple in structure and convenient to use, can detect the weight of a liquid medicine constantly during transfusion of a patient, can immediately remind the transfusion patient or nurses in a hospital to replace medicine bottles or withdraw needles when transfusion will be finished, and better serves and protects the patient.

The invention relates to the technical field of mica paper processing, in particular to mica paper slitting equipment which comprises a mounting frame, and a discharging frame, a pressing roller, a slitting knife, a tension adjusting roller and a winding roller are sequentially arranged on the mounting frame from left to right. And the output end of the motor is fixedly connected with the winding roller. The first disc stops rotating, so that centrifugal force borne by the piston block disappears, the piston block is gradually pulled by the stretched first spring and retracts into the second cavity, the pressure intensity in the mounting box is gradually reduced, at the moment, the elastic film gradually recovers to the original shape, the elastic film drives the pressing plate to be disengaged from the switch, and the switch is switched on and switched off. And when the pressing plate is separated from the switch, the warning lamp emits light, so that when the warning lamp emits light, a worker can be prompted to replace the lubricating oil in time.

The invention discloses a gravity-induction-triggered electromechanical starting device of a bearing machine, and relates to the technical field of mechanical equipment. The device comprises a rotating wheel, wherein the inner wall of the rotating wheel is fixedly connected with uniformly distributed first springs, the outer sides of the first springs are fixedly connected with movable blocks, the inner walls of the movable blocks are fixedly connected with first dielectric plates, the inner wall of the rotating wheel is fixedly connected with first positive plates, and the inner wall of the rotating wheel is fixedly connected with first negative plates symmetrical to the first positive plates, and is fixedly connected with first resistors. According to the gravity-induction-triggered electromechanical starting device of the bearing machine, because a clamping block and a clamping groove are used in cooperation, during normal use, the clamping block is contracted into a rotating shaft due to the magnetic attraction of an electromagnet, a conductive block is in the conductive state, electrorheological fluid in a piston groove is changed to be in the solid state at the moment, and the position of the clamping block is further fixed; and after the rotating wheel gets loose, the clamping block is connected with the clamping groove in a clamped manner to effectively limit rotation of the rotating wheel so as to effectively avoid dangerous accidents, and the protection effect is effectively achieved.

The invention discloses a dam detection platform based on an anti-collision system, and relates to the technical field of dam detection. The dam detection platform comprises a fixing seat, a lifting mechanism is fixedly arranged on the upper surface of the fixing seat, and buffering mechanisms are fixedly arranged on the left side face and the right side face of the lifting mechanism. According tothe dam detection platform based on the anti-collision system, a lifting plate can drive a detection platform body to ascend and descend through a lifting rod when the lifting plate ascends and descends so that the function of adjusting the detection platform body can be achieved, and the problem that the vision of a detector is hindered in the detection process of the dam is solved; a certain damping effect can be achieved through the elasticity of a first damping spring, the buffer performance of a buffer plate is improved, and a better protection effect is achieved; the buffer plate can play a better damping role through the elastic force of a second damping spring together with damping of the first damping spring; and the buffer plate can play a certain buffering role through the elasticity of a buffer spring, so that the service life of the buffer plate is effectively prolonged.

PURPOSE: A valve train for an internal combustion engine is provided to prevent the displacement force of the switching element from acting in the axial direction of the valve lifter shaft, thereby reducing abnormal twist and deformation of the valve lifter. CONSTITUTION: A valve train for an internal combustion engine comprises a main valve lifter which rotates around a valve lifter shaft(2) in a rotational direction(D) by a first cam of a cam shaft, and a switching valve lifter(20) which rotates around the valve lifter shaft by a second cam(21) of the cam shaft. The switching valve lifter comprises a switching element with a switching pin(31) and a stopper(32). The stopper is arranged in the main valve lifter or the switching valve lifter. The switching pin is guided to slide in the progress direction from the main valve lifter or the switching valve lifter, where the progress direction is vertical to the valve lifter shaft.

The invention discloses a dual-frequency omnidirectional high-speed railway antenna for easy replacement, relating to the technical field of high-speed railway antennae. The dual-frequency omnidirectional high-speed railway antenna comprises a high-speed railway antenna body, wherein a replacement structure is fixedly arranged on the bottom surface of the high-speed railway antenna body, and a fixing mechanism is fixedly arranged on the bottom surface of the replacement mechanism. According to the dual-frequency omnidirectional high-speed railway antenna for easy replacement, two threaded rodscan drive two sliding plates to slide through two threaded pipes when rotating, so that an insertion rod can be taken out from the inside of the fifth socket through the sliding of the sliding plates, the effect of replacing the high-speed railway antenna body at any time can be achieved, the problem that the high-speed railway antenna body is inconvenient to replace can be effectively avoided, the high-speed railway antenna body can play a fixing role through the falling of the fixing plate, the stability of the high-speed railway antenna body can be effectively improved, the fixing plate can play a buffering role through the elasticity of a second buffer spring, and meanwhile, the fixing plate can be driven to rise upwards when an electromagnetic column does not generate magnetic force.

The invention discloses an adjustable pipe frame for supporting mine electromechanical equipment, which comprises a bearing frame, a first lower transverse pipe is arranged below the bearing frame, a first rotating shaft is arranged on one side of the first lower transverse pipe, a second lower transverse pipe is arranged on one side of the first rotating shaft, and a first fixing bolt is arranged on one side of the second lower transverse pipe; first supporting rods are arranged on the outer sides of the first fixing bolts, second supporting rods are arranged on the inner sides of the first supporting rods, limiting grooves are formed in the upper portions of the second supporting rods, and fixing rings are arranged on the upper portions of the limiting grooves. According to the device, the second supporting rod, the fixing cross rod and the third supporting rod are arranged, and the fixing cross rod plays a role in fixing the second supporting rod and the third supporting rod. The device is convenient to mount and dismount, the time required for mounting is shortened, meanwhile, the stability and safety are improved, and the practicability of the device is enhanced.