191results about How to "Play a role in slowing down" patented technology

A steel pipe stop and feed device comprise an inclined beam and a lifting stop mechanism, wherein the lifting stop mechanism comprises a base, an upright post, a guiding base, a stop bar, a movable connecting sleeve, a cylinder, a lug; the upright post is fixed on the base, the guiding base is mounted on the upper section of the upright post, the stop bar is sleeved in the guiding base, the lug is fixed on the upright post or the base, a telescopic bar of the cylinder is in movably hinged connection with the stop bar through the movable connecting sleeve, the cylinder body of the cylinder is in movably hinged connection with the lug. Due to the steel pipe stop and feed device, the finished and leveled steel pipe can roll down from the inclined beam only through one lifting and conveying, the lifting stop mechanism can control the steel pipe to roll down simultaneously dependent on deadweight without the other lifting and conveying, thereby not only saving conveying time of the steel pipe one by one, but also saving energy, increasing the daily output of steel pipe cutting process by about 15%, and having remarkable energy-saving effect with 8kw saved per hour.

The invention discloses a dust collection device for a road. The dust collection device comprises a speed reduction band. A water storage cavity is formed in the position, on the lower side of the speed reduction band, of a roadbed. A u-shaped structure is adopted by the water storage cavity. A containing opening is formed in the upper end of the water storage cavity. Drainage pipelines and dust fall pipelines communicating with the drainage pipelines are symmetrically arranged in the water storage cavity. An overflow opening is formed in one side of each drainage pipeline. The dust collectiondevice has the advantages that when the speed reduction band is automatically stored and restores, a middle piston greatly reduces load gravity through incompressible static fluid, acting force is transmitted to a left piston and a right piston, the left piston drives a dust collection piston through a left piston rod to do the exhaust and suction stroke, the right piston drives a water suction piston through a right piston rod, a synchronous rod and a driven piston rod to do the water suction and drainage stroke, non-raised too high dust on the road is sucked into the dust fall pipelines tobe subjected to dust fall treatment, the dust is prevented from polluting the environment, and the body health of pedestrians is protected.

The invention relates to a cable deploying and retracting device which comprises a wire arranging device and a wire rolling device. A cable is rolled on the wire rolling device. The wire arranging device comprises positioning plates arranged on two sides, a reciprocating lead screw rotatably connected between the two positioning plates and linked to the wire arranging device, a spline shaft rotatably connected between the positioning plates on the two sides, a wire arranging seat connected to the reciprocating lead screw, limiting brackets arranged on the wire arranging seat and arranged in aspaced manner and an upper pulley and a lower pulley arranged between the limiting brackets. The spline shaft penetrates the limiting brackets on the two sides, the lower pulley is matched with the spline shaft, the cable is arranged between the upper pulley and the lower pulley in a penetrating manner, and a peripheral slot of the lower pulley is attached to the cable tightly. The cable deployingand retracting device has an effect of deploying and retracting the cable stably.

The invention provides a three-dimensional engraving machine, and belongs to the technical field of mechanical equipment. The three-dimensional engraving machine solves the problem that the angle regulation of a machine head is difficult to realize in the moving engraving process of the existing three-dimensional engraving machine. The three-dimensional engraving machine comprises a machine frame and a work table, wherein a cross beam is arranged above the work table, a cutter frame is arranged at the side part of the cross beam, a transverse dragging plate is arranged on the side surface of the cross beam, a vertical dragging plate capable of doing reciprocating movement in the vertical direction is arranged on the transverse dragging plate, a bearing seat is fixedly arranged on the vertical dragging plate, the cutter frame is connected with the bearing seat through a bearing, and a driving mechanism capable of driving the cutter frame to do reciprocating swinging by using the axial line of the cutter frame in the long strip direction as the axis center is arranged on the vertical dragging plate. The three-dimensional engraving machine has the advantages that the angle regulation of the machine head can be realized in the moving engraving process, so that the machine head can be used for engraving a product in different angles.

The invention belongs to the technical field of anti-aging and moisturizing cosmetics, and particularly relates to a stem cell complex factor anti-aging moisturizing cosmetic which consists of the following raw materials: mixed fresh petals, mint leaves, mulberry leaves, mixed plant stem cell active matter, xanthan gum, phospholipid, protamine, deionized water, carbomer, benzyl alcohol and cetostearyl alcohol. The preparation method of the stem cell complex factor anti-aging moisturizing cosmetic comprises the following steps: S1, uniformly spreading mixed fresh petals, mint leaves and mulberry leaves on a grid plate of a distillation device, then pouring deionized water into distillation boxes of the distillation device, and switching on a power supply for distillation to obtain a mixtureof hydrolat and essential oil for later use. Through arrangement of the multiple layers of distillation boxes, petals can be fully spread, the heating area of mixed fresh petals is increased, and distillation efficiency is improved. The petals on the upper layer can be heated and distilled by steam distilled out from the fresh petals at the bottom in the upward moving process, and working efficiency can be further improved.

The invention provides a falling prevention quick-opening and slow-descending device and a falling prevention quick-opening and slow-descending method for climbing a pole tower in a power system, and belongs to the field of safe devices for climbing poles. The falling prevention quick-opening and slow-descending device comprises an accommodation bag, wherein a trigger device is arranged on the accommodation bag; a high-pressure gas cylinder or a steel cylinder filled with chemical substances for quickly generating light gases is arranged on the trigger device; an air outlet hole of the trigger device is connected to an air inlet hole of an air bag arranged on a parachute; the parachute is accommodated in the accommodation bag, and four corners of the rectangular parachute are connected to the bottom of the accommodation bag through connecting ropes; and a rope is connected onto the operating end of the trigger device and can be used for emergency rescue when a worker is dangerous in the process of climbing the pole.

The invention discloses an insulator unloading device. The insulator unloading device is used for solving the problem that when insulators are unloaded, both time and strength are wasted. The insulator unloading device comprises a first support, a second support, a lifting platform, a driving mechanism, lifting ropes and a buffer board. The lifting platform is arranged on the first support. The driving mechanism used for driving the lifting platform to move up and down is arranged on the first support. An outer rod is installed on the lower portion of the first support in a sliding mode. An inner rod is installed on the lower portion of the second support in a sliding mode. The free end of the inner rod is located in an inner cavity of the free end of the outer rod. A locking piece is arranged between the inner rod and the outer rod. A first cross beam is arranged at the top of the lifting platform. A second cross beam is arranged at the top of the second support. Sliding blocks are installed on the first cross beam and the second cross beam in a sliding mode respectively. The sliding blocks on the first cross beam are in one-to-one correspondence to the sliding blocks on the second cross beam. The lifting ropes are arranged between the paired sliding blocks. When the insulator unloading device is used, insulators automatically roll down on the section from a goods van to a warehouse, manpower is replaced, physical labor of people is reduced, and the transferring efficiency is high.

The invention discloses an automatic speed reducing device for a rotating shaft. The device comprises a base (1), wherein the base (1) is provided with a guide sleeve (2), the guide sleeve (2) is rotationally connected with a cylinder (4) through a bearing (3), the end, facing a rotating shaft (5), of the cylinder (4) is rotationally connected to a plurality of claws (6), and the plurality of claws (6) are evenly distributed around the axis of the cylinder (4); a pull rod (7) is slidably connected to the cylinder (4), the end, close to the rotating shaft (5) , of the pull rod (7) is provided with connecting rods (8) for driving the plurality of the claws (6) to rotate synchronously, and the end, far away from the rotating shaft (5), of the pull rod (7) is provided with a first magnet (9); and the end, far away from the cylinder (4), of the guide sleeve (2) is rotationally connected to a rotating pin (24), and a second magnet (10) which is used for attracting or repelling the first magnet (9) is arranged in the rotating pin (24) in an embedded mode. According to the automatic speed reducing device for the rotating shaft, the rotating shaft can automatically stop rotating after the work is finished.

The invention discloses a cosmetic product display cabinet. The cosmetic product display cabinet comprises a case, the four corners of the bottom of the case are fixedly connected with a support rack,the bottom of the support rack is movably connected with wheels, the right of the bottom of the inner wall of the case is fixedly provided with a first motor, the output end of the first motor is fixedly connected with a rotating disc, and the center of the bottom of the inner wall of the case is movably connected with a rotating shaft. Through cooperative application of the first motor, the rotating disc, a turntable, a support table, a second motor, a rotating rod, a movable rod, a support rod, a connecting rod, an external sheave, a connecting bar and a column, the cosmetic product displaycabinet solves the problem that most existing cosmetic product display cabinets cannot rotate and adjust observation angles. The cosmetic product display cabinet has the advantages of being rotatableand adjustable in observation angles and enables audience to comprehensively observe displayed products, thereby improving the display effects and increasing the sales volume of the displayed products and the economic income of users.

The invention discloses a belt breakage protection device with a speed reducing function. The belt breakage protection device comprises a machine frame and a capturing mechanism. The capturing mechanism comprises an upper conveying belt capturing portion and a lower conveying belt capturing portion. The upper conveying belt capturing portion comprises a movable upper capturing part which can swing upwards under the effect of gravity and a fixed upper capturing part installed on the upper portion of the machine frame, the movable upper capturing part swings towards and moves close to the fixed upper capturing part located above the movable upper capturing part and is matched with the fixed upper capturing part to form an upper clamping gap which can be used for capturing an upper conveying belt, the fixed upper capturing part serves as an upper capturing cross beam, the upper capturing cross beam comprises a regulator used for buffering and speed reducing, and the regulator comprises a static beam, a movable beam which is located below the static beam and can move upwards under the effect of the movable upper capturing part and a damping structure arranged between the static beam and the movable beam. Through the arrangement of the regulator, a speed reducing effect can be realized for capturing of the conveying belt, impact damage to the machine frame in the capturing process is reduced, and therefore the service life of the machine frame is prolonged.

The invention relates to an automatic rope trapping device for transplanting trees in municipal gardens that can improve the survival rate, which includes two positioning walking devices, a primary lifting device, two secondary lifting devices, a supporting rotating device, a rotating device, a retracting device and Corrective device. The present invention can solve the problems of low working efficiency when tying trees manually, cumbersome tying when the diameter of trees is large, inability to tie ropes at higher positions of trees, inability to tighten ropes when tying trees, and The effect of tying ropes on trees is not good, and it is troublesome to arrange the ropes after tying the trees; it can realize the function of automatically adjusting the horizontal position of the tying ropes, and the function of adjusting the distance between the tying ropes when tying trees with different diameters. Trees with larger diameters can be tied with ropes, trees at higher positions can be tied with ropes, the tension of the rope can be adjusted when tying the trees, the effect of tying the trees is good, the rope is automatically rewound after the trees are tied, etc. advantage.

The present invention relates to the technical field of traffic safety accessory devices, in particular to an emergency avoidance protection device for highways, which can improve the deceleration ability of automobiles, can effectively decelerate automobiles with large kinetic energy until they stop, and improve safety; and can Effectively prevent the car from stopping and the cargo rushing out due to inertia, avoiding losses; including sequentially connected driving-in area, first deceleration area, first buffer area, second deceleration area, second buffer area, and third deceleration area and the collision buffer zone, both ends of the first deceleration area are provided with triangular supports, and multiple sets of roller shafts are arranged between the two sets of triangular supports, and the two ends of the multiple sets of roller shafts are rotationally connected with the two sets of triangular supports through ball bearings. The first buffer zone is provided with the first interception net, the second deceleration zone is provided with artificial sand, the second buffer zone is provided with the second interception net, the third deceleration zone is provided with medium sand, and the collision buffer zone is provided with anti-collision barrels and elastic damping plate.

The embodiment of the invention provides a sound production device and electronic equipment. The electronic equipment can comprise a mobile phone, a tablet personal computer, a notebook computer, a super mobile personal computer (UMPC), a handheld computer, an interphone, a netbook, a POS machine, a personal digital assistant (PDA), an automobile data recorder, wearable equipment, virtual realityequipment, Bluetooth sound equipment/earphones, vehicle-mounted front equipment and other mobile or fixed terminals with a loudspeaker function. A damping assembly is arranged and plays a role in decelerating the air flow formed in the rear sound cavity, so that the air flow formed in the rear sound cavity enters the cavity in the electronic equipment in a low-flow-speed state, the impact of the air flow on the thinner electronic equipment shell is weakened, the amplitude is reduced, the purpose of suppressing or reducing the shell vibration of the electronic equipment is achieved, and the experience of holding the electronic equipment by a user is improved.

The invention discloses a laser engraving machine. The laser engraving machine comprises a machine base; a laser engraving head is arranged on the machine base; a supporting plate is arranged on the machine base; a round hole is formed in the center of the supporting plate and is opposite to the laser engraving head in the vertical direction; sliding grooves are symmetrically formed in the supporting plate; sliding blocks are arranged in the sliding grooves in a sliding mode; first springs are arranged between the sliding blocks and the sliding grooves; through holes are formed in the bottom parts of the sliding grooves; iron wires penetrating through the through holes are arranged on the sliding blocks; hollow sleeves are arranged at the bottom part of the supporting plate; a fixing plateis fixedly connected in the sleeves; a threaded rod is connected to the fixing plate in a threaded mode; an iron plate is arranged on the threaded rod; a containing plate is arranged on the threadedrod; a sucker is arranged on the containing plate, and an air hole is formed in the containing plate; the iron wire are fixedly connected to the threaded rod;and buffering mechanisms used for adjusting the position of the containing plate and positioning mechanisms used for stopping the iron plate are arranged on the inner walls of the sleeves. According to the laser engraving machine, the problemthat an existing laser engraving device is poor in workpiece engraving effect due to poor positioning effect on a workpiece can be mainly solved.

The invention relates to the technical field of transporting devices, in particular to a vehicle parking device for transporting shared bicycles. The vehicle parking device for transporting the sharedbicycles comprises a van truck box; a first parking device and a second parking device are arranged in the box; the first parking device is positioned above the second parking device; the first parking device and the second parking device both comprise fixing plates, inclined assemblies and parking assemblies; all fixing plates are of oblong plate-like structures; the fixing plates are horizontally arranged in the box; the tail ends of the fixing plates are aligned with the tail end of the box; the inclined assemblies are arranged on the fixing plates; the parking assemblies are arranged on the inclined assemblies; the first parking device further comprises a lifting assembly; the lifting assembly comprises four electric lifting screw sliding platforms; and a slide block of each electriclifting screw sliding platform is fixedly connected with a supporting block of the first parking device. The problem that a large amount of shared bicycles are put on the market is solved, and the up-and-down conveying time consumption is reduced.

The invention discloses an unmanned aerial vehicle retractable type ski recovery device. The unmanned aerial vehicle retractable type ski recovery device comprises that a front shrinking cylinder is installed inside a belly of a machine body, the top end of a front shock absorber is fixedly installed at the bottom of the front shrinking cylinder and the bottom end of the shock absorber is installed on a front sliding block through a hanging lug and a connecting bolt, the front sliding block is installed in a guide groove of a front sliding seat, and the front sliding seat is installed on a front sliding seat base. An electromagnetic switch is installed on the bottom face of the belly of the machine body, and the electromagnetic switch is located right above a suction cup. A rear shrinkingcylinder is installed in a belly of the machine body, the top end of a rear shock absorber is fixedly installed at the bottom of the rear shirking cylinder and the bottom end of the rear shock absorber is installed on a rear sliding block through a hanging lug and a connecting bolt, and metal ploughs are installed on the outside of two sides of the rear end of a ski. The unmanned aerial vehicle retractable type ski recovery device is simple in structure and realizable in separation, and can obtain good landing buffering performance; a replaceable wear resistant layer is installed on the frontpart of the ski to effectively protect a ski body structure; and the metal ploughs are installed on the rear portion of the ski to play the role of stable guidance and deceleration.

The invention discloses a belt-broken protective device with a deceleration function. The belt-broken protective device comprises a rack and a capturing mechanism. The capturing mechanism comprises an upper conveyor belt capturing part and a lower conveyor belt capturing part. The upper conveyor belt capturing part comprises a movable upper capturing branch part which can swing upwards under the action of the gravity and a static upper capturing branch part arranged on the upper portion of the rack. The movable upper capturing branch part swings towards and near the static upper capturing branch part which is located above the movable upper capturing branch part, and an upper portion clamping gap is formed by the match of the movable upper capturing branch part and the static upper capturing branch part and is capable of capturing an upper conveyor belt. The static upper capturing branch part is an upper portion capturing beam, and the upper portion capturing beam comprises a regulator for buffering and decelerating. The regulator comprises a static beam, a movable beam and a damping structure, wherein the movable beam locates below the static beam and is capable of moving upwards under the action of the upper capturing movable branch part, and the damping structure is used for supplying resistance for the upward movement of the movable beam. The regulator is arranged to supply a deceleration effect on capturing a conveyor belt, so that the impact and damage on the rack during a capturing process are reduced, and the service life of the rack is prolonged.

The invention discloses a novel speed-limiting deceleration strip which comprises an air cylinder cavity, a deceleration strip body, compression springs and floating balls. The novel speed-limiting deceleration strip is characterized in that limiting columns are arranged on the inner bottom face of the air cylinder cavity and sleeved with the compression springs; the deceleration strip body and the air cylinder cavity are mounted together in a matched mode; exhaust holes are formed in the exposed surface and the lower bottom face of the deceleration strip body in a penetrating mode, and the lower bottom faces, close to the deceleration strip body, of the exhaust holes are provided with floating ball buffer areas; the diameter of the floating ball buffer areas is larger than that of other parts of the exhaust holes; the floating balls are mounted in the floating ball buffer areas of the exhaust holes; and cylindrical grooves used for mounting the limiting columns in a matched mode are further formed in the lower bottom face of the deceleration strip body. The deceleration strip takes the deceleration effect on vehicles with the high vehicle speed and does not take the effect on vehicles with the low vehicle speed; in addition, the deceleration strip is simple in structure and not prone to damage; and the vehicles can be limited to travel within the specified speed, and under thepremise that safety is guaranteed, jolt to the vehicles is avoided.

The invention relates to construction equipment for a waterproof plate of a steel structure ridge. The construction equipment comprises an installation support plate, a limiting mechanism and a spreading device, and is characterized in that the limiting mechanism is arranged at the bottom part of the left end of the installation support plate; the spreading device is arranged at the bottom part ofthe right end of the installation support plate; the limiting mechanism comprises a rotary shaft plate, a support roll, a rotary shaft, a clamp block, a clamp spring, a deceleration mechanism and a guide mechanism; the spreading device comprises a spreading support block, a spreading push rod, a spreading support plate, a spreading mechanism, a recycling connecting frame, a recycling motor, a recycling rotary shaft and a recycling wheel. The construction equipment can solve the problems of the existing steel structure ridge that the ridge plate needs to be adhered with double-side adhesive tapes by workers before installation of the waterproof plate, the double-side adhesive tapes cannot be tightened in the adhering process, the double-side adhesive tapes cannot be continuously adhered, the adhering of the double-side adhesive tapes is not flat, the double-side adhesive tape sealing strip cannot be automatically recycled, and the like.

The invention is applicable to the technical field of cruise ships, and provides a cruise ship with buffering and anti-collision functions during parking. The buffering unit is installed on the cruise ship body, the buffering unit comprises two side plates arranged in a spaced mode, and one side plate is installed on the cruise ship body; the impellers are rotationally mounted at the bottoms of the side plates and used for slowing down the cruise ship body when the cruise ship body is parked under the action force between the impellers and water during rotation; the buffering unit comprises two side plates, an impeller and a transmission part, the transmission part is connected between the two side plates and the impeller, when the two side plates move relatively, the impeller is driven to rotate through the transmission part, and the transmission part comprises a rotating shaft, an outer spiral section, a crossed rod piece, an inner spiral sleeve and a spring. The acting force between the rotation of the impeller and the water enables the cruise ship to be further decelerated during berthing, the impact force between the cruise ship body and the shore is reduced, the buffering and anti-collision effects can be achieved, and the cruise ship body is protected.

The invention belongs to the field of constructional engineering landscapes, and particularly relates to a landscape system used for a bridge. The system comprises speed bump modules, power generationlighting modules and automatic water spraying modules. The speed bump modules are arranged in pavement grooves and used for decelerating vehicles passing by and generating power. The power generationlighting modules are located on the two sides of the bridge and used for conducting wind power generation and lighting the bridge. The automatic water spraying modules are located on the two sides ofthe bridge and used for spraying water as a bridge landscape. The system can use wind power and the gravity of the vehicles, generated electric energy is used for lighting and automatic water spraying, and the system is environment-friendly and can save energy.