41results about How to "Easy to rotate freely" patented technology

The invention discloses a glue dispensing device of a hollow cup motor rotor with the advantages of simple structure, automatic glue dispensing and high glue dispensing efficiency. The device comprises a servo translation mechanism, a hollow cup motor rotor rotating mechanism and an automatic glue dispensing device; the servo translation mechanism is provided with a movable slide block and a servo driving device; the movable slide block has translation motion degrees of freedom in the horizontal direction and / or the vertical direction under the effect of the servo driving device; the automatic glue dispensing device is fixedly arranged on the movable slide block; the hollow cup motor rotor rotating mechanism is fixedly arranged below the servo translation mechanism; the hollow cup motor rotor rotating mechanism comprises a glue dispensing tool, a power device for driving the glue dispensing tool to rotate, and a limiting device; the glue dispensing tool is provided with a strip groove with the width matched with the outer diameter of the hollow cup motor rotor; the limiting device is provided with an actuation end for limiting rotation of the hollow cup motor rotor on the glue dispensing tool; and the actuation end is positioned in the strip groove. The device can realize full-automatic glue dispensing.

The invention relates to a load self-adaptive pneumatic balance hoisting device. The device comprises a lower base, an upper base which is connected with the lower base through a first in-built bearing, a four-bar linkage which is hinged to the top of the upper base, a pneumatic control system which is in transmission connection with the four-bar linkage, and a hoisting fixing unit and a heavy object block which are respectively arranged at the front end and the rear end of the four-bar linkage; the pneumatic control system comprises a pneumatic control box which is fixedly connected with the upper base and a pneumatic cylinder which is connected with the pneumatic control box; the top of a pneumatic rod of the pneumatic cylinder is hinged to the four-bar linkage. Compared with the prior art, the existing constant load hoisting is improved into variable load self-adaptive hoisting by the load self-adaptive pneumatic balance hoisting device; the technical advantage that the existing hoisting structure is simple and quick are reserved; the defects that the existing hoisting structure can only perform constant load hoisting, is low in efficiency and the like can be overcome; the overall structure is simple and compact; load self-adaptive automatic control can be realized.

The present invention relates to a fixed sprinkling irrigation convenient body capable of automatically rising and falling. The convenient body comprises a fixed sleeve, an elevating pipe inserted in the fixed sleeve and a sealing pipe head arranged on a top of the fixed sleeve; a return spring which sleeves an outer wall of the elevating pipe is arranged between the sealing pipe head at the top end of the fixed sleeve and a convex ring at a bottom of the elevating pipe; an upper limit ring and a lower limit ring are arranged in the elevating pipe; a ring-shape rubber sealing member is arranged on an outer side of the upper limit ring; a floating ball is arranged between the upper limit ring and the lower limit ring; a water draining pipe is arranged at the top end of the elevating pipe; a tapered soil prevention plug is arranged on the top of the water draining pipe; and the bottom of the water draining pipe is a saw-tooth structure. According to the fixed sprinkling irrigation convenient body capable of automatically rising and falling provided by the present invention, the problem that farmers need to move pipes for installing brackets and sprayers back and forth is solved, and the convenient body can be directly placed in the middle of a land by means of the technology without land space occupied, so that labor costs are reduced and a labor productivity rate is improved. When a water pump is closed, the convenient body will be pulled to the land along with a back force of the return spring.

The invention relates to a moisture-curable polyurethane hot melt adhesive for acoustic elements. The moisture-curable polyurethane hot melt adhesive for acoustic elements comprises the following rawmaterials by mass: 10-55 parts of polyester diol, 20-50 parts of polyether diol, 10-30 parts of isocyanate, 0.1-2 parts of a silane modifier, 0.01-0.1 part of a catalyst, 5-20 parts of tackifying resin and 1-10 parts of a moisture scavenger. The hot melt adhesive obtained by the invention has low viscosity, high initial strength and final curing strength, and excellent high and low temperature resistance, meanwhile, a cured adhesive film has low organic volatile matter content, and the influence on the acoustic performance of acoustic elements is small.

The invention discloses a street lamp with an adjustable illumination angle. The street lamp comprises a lamp pole, a base is fixedly installed at the bottom end of the lamp pole, a plurality of ground piles are evenly inserted into the top wall of the base, all the ground piles penetrate through the base and are inserted into the ground, a rotating rod is rotatably installed in the lamp pole, and a rotating groove matched with the rotating rod is formed in the lamp pole; a fixing rod is fixedly mounted at the top end of the rotating rod and located at the upper end of the lamp pole, a mounting rod is fixedly mounted on the outer side wall of the top end of the fixing rod, a lighting lamp is mounted on the mounting rod, a mounting groove is formed in the inner side wall of the bottom end of the rotating groove, and a rotating shaft is fixedly mounted at the bottom end of the rotating rod and located in the mounting groove. The servo motor is started to drive the driving shaft, the rotating shaft, the rotating rod, the fixing rod, the mounting rod and the illuminating lamp to rotate freely, so that the illuminating angle of the illuminating lamp can be adjusted conveniently, light of the illuminating lamp can be prevented from being blocked by growing street trees, the illuminating effect of the street lamp is improved, the design is reasonable, and the practical effect is good.

The invention belongs to the technical field of fishing float preparation and specifically relates to a lure constant water layer fishing float. The fishing line passes through a knot, a hollow bead and a fishing line control groove from up to bottom in order; at the end of the fishing line, an artificial bait is provided to attract fish to get hooks; the fishing float is an ellipsoidal structureand placed vertically; a fishing line control slot with an S-shaped structure is provided in the inner cavity of the float in a penetrating mode; an upper end opening of the fishing line control slotis located at the top of the fishing float; a lower end opening of the fishing line control slot is located right under the fishing float; a fishing line passes through the fishing line control slot;when the fishing line is tensioned, the interaction between the fishing line and the fishing line control slot increases; at the same time, the S-shaped fishing line control slot corner can effectively catch the fishing line, the hollow bead is located at the upper part of the fishing float, and the knot is located directly above the hollow bead to limit the hollow bead. The main structure is simple, the design concept is clever, the use of environmental protection is not easy to lose, and the bait water layer can be easily controlled, the application environment is friendly, and the market prospect is broad.

The invention relates to an underground rotary lifting sprinkling irrigation fixing and supporting device. The sprinkling irrigation fixing and supporting device comprises a fixing sleeve, a lifting pipe sleeved with the fixing sleeve and a seal pipe head arranged at the top of the fixing sleeve; a reset spring arranged on the outer wall of the lifting pipe in a sleeving mode is arranged between the seal pipe head at the upper end of the fixing sleeve and a convex ring at the bottom of the lifting pipe, an upper limiting ring and a lower limiting ring are arranged in the lifting pipe, an annular rubber seal part is arranged at the outer side of the upper limiting ring, a floating ball is arranged between the upper limiting ring and the lower limiting ring, a drain pipe is arranged at the top end of the lifting pipe, a conical soil-preventing plug is arranged at the top of the drain pipe, and the bottom of the drain pipe is of a zigzag structure. The problem that a farmer carries pipelines back and forth to install a support nozzle is solved, a convenience body can be directly installed in the middle of a land by means of the technology without occupying land space or affecting cultivation, labor cost is reduced, and labor productivity is improved. After a water pump is turned off, the convenience body will be pulled back underground along with bounce force of the reset spring.

The invention discloses a rotary waste heat recycling device. The rotary waste heat recycling device comprises a box cover, a heat recovery barrel and a heat insulation box, a rotating shaft fixedly penetrates through the axes of the two ends of the heat recovery barrel, a scale scraping mechanism is installed on the rotating shaft located in the heat recovery barrel, a propeller is connected intoa propeller bin through a bold shaft, a gear used for driving the scale scraping mechanism is installed at the other end of the bold shaft, a cold water inlet is formed in the left end face of a water inlet cavity, and a hot water outlet is rotatably connected to the other end of the rotating shaft. According to the rotary waste heat recycling device, by arranging partition plates, the stroke ofsmoke can be increased, the smoke is used for pushing the heat recovery barrel to rotate, then the staying time of high-temperature smoke is prolonged, the heat recovery barrel can fully absorb heat,and the heat recovery efficiency is improved. The propeller is driven by water flow to drive a gear ring at the other end of the bold shaft, the scale scraping mechanism can be driven to reversely rotate in the heat recovery barrel to wash the inner wall of the heat recovery barrel, scale formation is prevented, and the heat recovery efficiency of the heat recovery barrel can be kept.

The invention discloses a prepressing spacer capable of improving windmilling performance of a cutter, for a pavement surface milling machine. The prepressing spacer consists of a plate-like main body, wherein a central hole is formed in a geometric center point of the plat-like main body, and the periphery edge of the plate-like main body is circular; a plurality of notches which are uniformly arranged in the circumferential direction are arranged on the periphery edge, each notch is depressed towards the direction of the center point of the plate-like main body 3-1; the thickness of the plate-like main body at the central hole is the largest, and is gradually decreased from the central hole to the periphery; points B at the bottoms of the notches are on the same circumference of a radial cross section, the central point of the circumference is used as a center of a circle, the diameter of the circumference is D2, wherein D2=(D1-10)mm, and D1 is the diameter of the periphery edge of the plate-like main body. The prepressing spacer disclosed by the invention not only can timely improve the free rotation of the cutter when the cutter is clamped, but also can alleviate wear and tear between the prepressing spacer and a cutter holder, so that the stress condition of the cutter is improved, and the cutter is uniformly stressed; wear and eccentric wear are reduced, and the normal service life of the cutter is guaranteed.

The invention belongs to the technical field of aviation signal lamps, and particularly relates to an aircraft obstruction beacon. The aircraft obstruction beacon comprises a lampshade, an element boxand an LED bulb module, and also comprises an upper cover, a lower cover, a motor, a turn plate, a support pillar upper shell, a support pillar lower shell, a support spring, an LED lamp electrode upper plate, an LED lamp electrode lower plate, a motor remote control box, an upper motor fixing hole, a lower motor fixing hole, and a bulb sliding slot and a bulb hole formed on the inner side of thetop of the upper cover, wherein the bulb hole is formed in the upper cover, and the bottom end of the bulb hole is positioned in the bulb sliding slot; the element box is installed on the top of thebulb hole, a through hole is formed in the middle part of the element box, and the through hole is corresponding to the bulb hole; the lampshade is fixedly connected with the top of the upper cover, the lampshade is connected with the outer part of the element box in a sleeving manner, and the lampshade is positioned on the element box. According to the aircraft obstruction beacon, a plurality ofstandby bulbs are arranged to be stored at the bottom of the aircraft obstruction beacon in the way of the turn plate; when one LED bulb module is failed, the bulb is changed in a remote control manner; and the aircraft obstruction beacon is convenient to use and safer.

The invention discloses a flexible lithium battery, which comprises a plurality of lithium battery housings, a plurality of rotating sleeves and a plurality of FPCs, wherein lithium batteries are embedded into inner cavities of the plurality of lithium battery housings separately; each of the plurality of FPCs comprises a positive flexible circuit board and a negative flexible circuit board; positive electrodes and negative electrodes of two adjacent lithium batteries are connected with the positive flexible circuit board and the negative flexible circuit board of each FPC respectively; the inner cavities of the plurality of rotating sleeves are of a hollow structure and are transparent from top to bottom; each rotating sleeve rotationally sleeves the top of an outer wall of one lithium battery housing; a plastic buckle is arranged on the outer wall of each rotating sleeve; and two adjacent lithium battery housings are rotationally clamped on the outer walls of the rotating sleeves through the corresponding plastic buckles. The whole flexible lithium battery disclosed by the invention can be rotationally folded freely and can be matched with the appearance structures of most curvedelectronic products for use, so that the application range of the lithium battery is expanded.

The invention discloses a balance ring barrel bottom spin riveting machine for an inner barrel of a washing machine. The balance ring barrel bottom spin riveting machine comprises a mounting rack, a first supporting frame is fixedly connected to one side of the mounting rack, a first clamping structure is connected to the first supporting frame in a sliding mode, a first driving structure is connected to the first clamping structure, a riveting structure is fixedly connected to the bottom of the mounting rack, the riveting structure is arranged below the first clamping structure, and an auxiliary supporting structure is further arranged at the bottom of the mounting rack. The balance ring barrel bottom spin riveting machine can overcome the defects in the prior art.

The invention relates to tensioning equipment, in particular to a force increasing tensioner. By adoption of the force increasing tensioner, the problems that in the prior art, a single-handle tensioner cannot effectively and easily fasten a belt or improve the safety of cargo binding are solved. The force increasing tensioner is simple in structure, attractive in appearance and convenient to use and comprises a machine shell, an edge plate, a connecting pin, a semicircular shaft, a square lock, a handle body and ratchets. A conventional handle is mounted at one end of the edge plate, and the other end of the edge plate is movably connected with the semicircular shaft and the machine shell. The edge plate is formed by fixedly connecting and combining a left edge plate body and a right edge plate body which are symmetrical. The ratchets are mounted at the two ends of the semicircular shaft and located between the machine shell and the edge plate. The semicircular shaft is combined with the edge plate, the ratchets and the machine shell in a spaced mode. The edge plate is movably connected with a force increasing handle which is provided with the force increasing handle body, edge plates on the two sides of the force increasing handle, and a force increasing hand lever.

The invention discloses a ship mooring rope column capable of easily bundling a mooring rope. The column comprises a bottom plate, and a mounting hole which is through up and down is reserved in the bottom plate; a supporting table is fixedly connected to the middle of the upper surface of the bottom plate; and supporting pipes are arranged on the left side and the right side of the supporting table correspondingly. The lower end of the supporting pipe is fixedly connected to the upper surface of the bottom plate; a chute is reserved in the upper surface of the bottom plate on the front side of the supporting pipe, a sliding block is slidably connected into the chute and fixedly connected to the lower end of a connecting block, the upper end of the connecting block is fixedly connected tothe lower surface of a toothed rod, the lower surface of the toothed rod is in shaft connection with a supporting rod, and the upper end of a connecting pipe is embedded into the lower end of the supporting rod. According to the ship mooring rope column capable of easily bundling the mooring rope, the ship can be conveniently and stably berthed, the mooring rope can be conveniently bundled, the mooring rope bundling speed of workers is increased, the labor intensity of the workers can be reduced, and the mooring rope column is simple in structure and easy to use.

The invention relates to a load self-adaptive pneumatic balance hoisting device. The device comprises a lower base, an upper base which is connected with the lower base through a first in-built bearing, a four-bar linkage which is hinged to the top of the upper base, a pneumatic control system which is in transmission connection with the four-bar linkage, and a hoisting fixing unit and a heavy object block which are respectively arranged at the front end and the rear end of the four-bar linkage; the pneumatic control system comprises a pneumatic control box which is fixedly connected with the upper base and a pneumatic cylinder which is connected with the pneumatic control box; the top of a pneumatic rod of the pneumatic cylinder is hinged to the four-bar linkage. Compared with the prior art, the existing constant load hoisting is improved into variable load self-adaptive hoisting by the load self-adaptive pneumatic balance hoisting device; the technical advantage that the existing hoisting structure is simple and quick are reserved; the defects that the existing hoisting structure can only perform constant load hoisting, is low in efficiency and the like can be overcome; the overall structure is simple and compact; load self-adaptive automatic control can be realized.

Disclosed are an anti-theft spring lock and a key of the anti-theft spring lock. A key hole of the anti-theft spring lock is composed of a horizontal hole, an upright hole and a cylindrical hole which are mutually communicated. One end of the horizontal hole is arranged on a lock core end board, and the other end of the horizontal hole is arranged inside a lock core. A central line of the upright hole is coincided with a central line of the horizontal hole, one end of the upright hole is arranged at the front end of the lock core and a certain distance is arranged between the end of the upright hole and the lock core end board, the other end of the upright hole is arranged inside the lock core and is aligned to the horizontal hole, the lock core and the lock body are provided with spring lock holes with inclined angle of 180 degrees of each other and arranged at the coplanar positions with the upright hole, and marbles and springs are arranged inside the spring lock holes. One end of the cylindrical hole is aligned to the horizontal hole, the other end of the cylindrical hole is arranged at the tail end of the lock core, the sectional diameter of the cylindrical hole is equal to or larger than the radical length of the upright hole, and the anti-theft spring lock is strong in anti-theft capability. The key of the anti-theft spring lock comprises a key ring, a key handle and a key body fixedly connected at the tail end of the key handle, the key body is rectangular, grooves of 180 degrees with each other are arranged in the key body, the key cannot be copied easily, and mutual unlocking rate of the key is low.

The invention provides a computer earphone and a using method thereof. The computer earphone comprises a counterweight supporting pad, an arc-shaped supporting pad and an earphone body. The surface ofthe counterweight supporting pad and the arc-shaped supporting pad are integrally formed. Shaping iron sheets are inlaid in the counterweight supporting pad and the arc-shaped supporting pad, a supporting groove is formed in the surface of the arc-shaped supporting pad, an air cushion is bonded to the inner wall of the supporting groove, a magnet sheet is bonded to the surface of the air cushion,a clamping groove is formed in the bottom of the earphone body, and a rubber pad is bonded to the inner wall of the clamping groove. The invention relates to the field of earphones. According to thecomputer earphone, the traditional supporting mode of the earphone is changed, and the head does not bear the gravity of the earphone any more; the normal use of the earphone is not influenced by thesupporting structure; the support strcture does not bring discomfort, and can play a role in protecting the cervical vertebra, so that the problems that most of existing computer earphones are headphones, the hair is easy to collapse after long-time use, the hair style is seriously damaged, and the external image of people is influenced are effectively solved.

Disclosed are an anti-theft spring lock and a key of the anti-theft spring lock. A key hole of the anti-theft spring lock is composed of a horizontal hole, an upright hole and a cylindrical hole which are mutually communicated. One end of the horizontal hole is arranged on a lock core end board, and the other end of the horizontal hole is arranged inside a lock core. A central line of the upright hole is coincided with a central line of the horizontal hole, one end of the upright hole is arranged at the front end of the lock core and a certain distance is arranged between the end of the upright hole and the lock core end board, the other end of the upright hole is arranged inside the lock core and is aligned to the horizontal hole, the lock core and the lock body are provided with spring lock holes with inclined angle of 180 degrees of each other and arranged at the coplanar positions with the upright hole, and marbles and springs are arranged inside the spring lock holes. One end of the cylindrical hole is aligned to the horizontal hole, the other end of the cylindrical hole is arranged at the tail end of the lock core, the sectional diameter of the cylindrical hole is equal to or larger than the radical length of the upright hole, and the anti-theft spring lock is strong in anti-theft capability. The key of the anti-theft spring lock comprises a key ring, a key handle and a key body fixedly connected at the tail end of the key handle, the key body is rectangular, grooves of 180 degrees with each other are arranged in the key body, the key cannot be copied easily, and mutual unlocking rate of the key is low.

The invention provides an operation method of an electric screwdriver. The operation method comprises the following steps of holding a holding part to enable a palm support to abut against the palm, and manually controlling the electric screwdriver to work, or triggering the electric screwdriver to electrically work through a control switch; or holding the holding part by the fingers to enable the palm support to abut against the middle finger or the index finger, and manually controlling the electric screwdriver to work; or holding an operation area by the fingers to enable the palm support to abut against the middle finger or the index finger, and triggering the electric screwdriver to electrically work through the control switch. According to the operation method, the palm support capable of freely pivoting is arranged at the rear end of the electric screwdriver, so that according to the operation method provided by the invention, the resistance of the screwdriver during operation is favorably reduced, the free rotation and operation of the screwdriver are facilitated, and the practicability of the screwdriver and the comfort during use are improved.

The invention provides an improved structure for connecting a wheel hub and steel wires. Each steel wire arranged on a wheel is a straight pulling steel wire provided with an end head, the circumferences of the two sides of the wheel hub are respectively provided with a plurality of connecting convex parts in annular belt-shaped uniform distribution, each connecting convex part is provided with a fixing hole along the radial direction of a shaft hole of the wheel hub, each straight pulling steel wire passes through a limiting block, movably passes through the fixing hole formed in the corresponding connecting convex part and is then fixedly arranged on a wheel rim of the wheel, each limiting block is provided with an arc-shaped convex surface convenient for the straight pulling steel wires to freely rotate, each limiting block is a spherical washer, each spherical washer is provided with a through hole convenient for the straight pulling steel wires to pass through, the inner circumferences of the two sides of the wheel hub are respectively provided with inner ring grooves, and the fixing holes formed in the connecting convex parts positioned at the same side of the wheel hub are distributed in the corresponding inner ring grooves. The improved structure has the advantages that the steel wires can be easily arranged on the wheel hub, in addition, the steel wires connected between the wheel hub and the wheel rim cannot be easily fractured, and a very useful value is realized.

The present invention relates to a fixed sprinkling irrigation convenient body capable of automatically rising and falling. The convenient body comprises a fixed sleeve, an elevating pipe inserted in the fixed sleeve and a sealing pipe head arranged on a top of the fixed sleeve; a return spring which sleeves an outer wall of the elevating pipe is arranged between the sealing pipe head at the top end of the fixed sleeve and a convex ring at a bottom of the elevating pipe; an upper limit ring and a lower limit ring are arranged in the elevating pipe; a ring-shape rubber sealing member is arranged on an outer side of the upper limit ring; a floating ball is arranged between the upper limit ring and the lower limit ring; a water draining pipe is arranged at the top end of the elevating pipe; a tapered soil prevention plug is arranged on the top of the water draining pipe; and the bottom of the water draining pipe is a saw-tooth structure. According to the fixed sprinkling irrigation convenient body capable of automatically rising and falling provided by the present invention, the problem that farmers need to move pipes for installing brackets and sprayers back and forth is solved, and the convenient body can be directly placed in the middle of a land by means of the technology without land space occupied, so that labor costs are reduced and a labor productivity rate is improved. When a water pump is closed, the convenient body will be pulled to the land along with a back force of the return spring.

The invention relates to an intercepting type gutter inlet device which comprises a well cavity with the periphery closed and a permeable well lid; a water inlet chamber, a water passing chamber and a flow dividing chamber are adjacently arranged on the upper portion in the well cavity; water outlet rotating discs used for opening or closing channels of the water passing chamber and the flow dividing chamber are arranged on the adjacent side walls of the water passing chamber and the flow dividing chamber; a communicating chamber is arranged on the lower portion in the well cavity; the water inlet chamber and the water passing chamber are communicated with the communicating chamber; the permeable well lid is arranged at the top of the water inlet chamber and used for allowing external rainwater to enter into the water inlet chamber; a water drainage pipe used for water drainage is arranged at the bottom of the side wall of the communicating chamber; a water outlet pipe used for water drainage is arranged on the side wall of the flow dividing chamber; and a water inlet mechanism, a drainage mechanism, a water outlet mechanism, a rotating mechanism, a transmission mechanism and the like are arranged in the well cavity. According to the intercepting type gutter inlet device, by means of the water inlet chamber, the water passing chamber, the flow dividing chamber and the related mechanisms arranged in the well cavity, road surface rainwater with different pollution degrees in different rainfall stages can be automatically classified and intercepted, so that a subsequent rainwater treatment facility can conduct targeted treatment conveniently, and then the water quality of a downstream receiving water body is protected.

The invention discloses an intelligent manufacturing device based on an industrial robot. The intelligent manufacturing device comprises a workbench, a storage box and a material receiving box; a first fastening mechanism and a second fastening mechanism are fixedly installed on the left portion and the right portion of the upper end of the workbench correspondingly; a rotating mechanism is fixedly installed in the middle of the right end of the workbench; an electric control box is fixedly installed on the rear portion of the right end of the workbench; a paint spraying mechanism is fixedly installed on the front portion of the upper end of the workbench; a stirring mechanism is arranged in the storage box; a drainage assembly is fixedly installed at the position, located between the first fastening mechanism and the second fastening mechanism, of the middle of the upper end of the workbench in an embedded mode; supporting legs are fixedly mounted at the four corners of the lower endof the workbench correspondingly; and the material receiving box is located under the drainage assembly. According to the intelligent manufacturing device based on the industrial robot, manual operation is replaced, the working efficiency can be improved, it can be guaranteed that the paint spraying thickness is uniform, the quality of machined finished products is improved, and the intelligent manufacturing device is suitable for application and popularization.

The invention belongs to the technical field of aviation signal lamps, and is specifically an aircraft aviation obstruction light, which includes a lampshade, a component box, an LED bulb module, an upper cover, a lower cover, a motor, a turntable, an upper shell of a support column, and a support column Lower shell, support spring, upper LED lamp electrode, lower LED lamp electrode, motor remote control box, motor upper fixing hole, motor lower fixing hole, bulb chute and bulb hole arranged on the inner side of the top cover; the upper cover There is a bulb hole, and the bottom of the bulb hole is located inside the bulb chute; a component box is installed on the top of the bulb hole, and a through hole is arranged in the middle of the component box, and the through hole corresponds to the bulb hole; the top of the upper cover is fixed Connected with a lampshade, the lampshade is sleeved on the outside of the component box, and the lampshade is located above the component box. In the present invention, a plurality of spare bulbs are stored in the bottom of the aviation obstruction light in the form of a turntable. The replacement of the light bulb is convenient and safer.

The invention discloses a support-free suspension type multifunctional mobile phone support which comprises a magnetic suspension base box and a magnetic suspension mobile phone cover, a bonding fixing part is arranged at the bottom of the magnetic suspension base box, a rotating cover plate is arranged at the top of the magnetic suspension base box, a wind power steering part is arranged at the top of the magnetic suspension base box, and the bottom of the rotating cover plate is communicated with a heat dissipation part, a mobile phone anti-vibration device is arranged at the bottom of the inner wall of the magnetic suspension base box; the mobile phone anti-vibration device comprises a rotation driving part, a rotating disc arranged at the execution end of the rotation driving part, a sliding driving part arranged on the rotating disc, a first damping frame and a second damping frame which are arranged at the execution end of the sliding driving part, and a magnetic damping part; the bottom of the magnetic suspension mobile phone cover is provided with a mobile phone magnetic suspension angle adjusting part, and the side wall of the magnetic suspension mobile phone cover is provided with a mechanical fixing part. The suspension mobile phone support facilitates free rotation of a mobile phone, facilitates stable placement of the mobile phone in a vibration environment, and facilitates heat dissipation of the mobile phone.

The invention discloses a numerical control laser cutting machine capable of achieving quick cutting. The numerical control laser cutting machine comprises a base plate, an electric stretchable rod and a conveying belt are installed on the upper side of the base plate, a transverse rod is arranged above the electric stretchable rod, a motor is installed above the transverse rod, a motor shaft is installed below the transverse rod, a connecting rod is installed below the motor shaft and connected with the cutting rod through a fixing rod, a laser device is installed below the cutting rod, a roller is arranged inside the conveying belt, rotating shafts are arranged on the two sides of the roller and are provided with shaft sleeves, vertical rods are installed at the bottoms of the shaft sleeves and are inserted into vertical tubes, the bottom ends of the vertical rods are connected with the bottoms of the vertical tubes through elastic pieces, the vertical tubes are installed on the baseplate, an air cooler is installed on the base plate and is located below one end of an outlet of the conveying belt. By means of the numerical control laser cutting machine, anti-sliding lines are evenly distributed on the conveying belt, stability can be better achieved, and workpiece sliding in the cutting process is prevented.

The invention provides a computer earphone and a using method thereof. The computer earphone comprises a counterweight supporting pad, an arc-shaped supporting pad and an earphone body. The surface ofthe counterweight supporting pad and the arc-shaped supporting pad are integrally formed. Shaping iron sheets are inlaid in the counterweight supporting pad and the arc-shaped supporting pad, a supporting groove is formed in the surface of the arc-shaped supporting pad, an air cushion is bonded to the inner wall of the supporting groove, a magnet sheet is bonded to the surface of the air cushion,a clamping groove is formed in the bottom of the earphone body, and a rubber pad is bonded to the inner wall of the clamping groove. The invention relates to the field of earphones. According to thecomputer earphone, the traditional supporting mode of the earphone is changed, and the head does not bear the gravity of the earphone any more; the normal use of the earphone is not influenced by thesupporting structure; the support strcture does not bring discomfort, and can play a role in protecting the cervical vertebra, so that the problems that most of existing computer earphones are headphones, the hair is easy to collapse after long-time use, the hair style is seriously damaged, and the external image of people is influenced are effectively solved.

The invention relates to the technical field of new energy equipment, in particular to ocean current power generation equipment. By performing power generation and utilization on ocean current, the functional diversity of equipment is effectively improved, the running speed of the equipment is improved, the electric energy output is effectively improved, the energy absorption rate is improved, meanwhile, the equipment can perform an effective drainage effect on the ocean current, reverse choked flow acting force of equipment on the ocean current is reduced, the ocean current can smoothly enterthe equipment conveniently, the ocean current kinetic energy absorption effect is improved, the equipment operation efficiency is improved, and practicability and reliability are improved. The equipment comprises a power cylinder, a flow gathering hopper, a lower supporting ring, three supporting rods, three ground feet and a fixing disc, the flow gathering hopper is installed on the left side ofthe power cylinder, the right side of the power cylinder communicates with a secondary energy absorption device, the lower supporting ring is located below the power cylinder and fixed to the power cylinder and the secondary energy absorption device through the three supporting rods, and the three ground feet are evenly installed at the bottom of the lower supporting ring.